CN107266917B - A kind of heat molten type elastomer modified asphalt waterproof roll and preparation method thereof - Google Patents
A kind of heat molten type elastomer modified asphalt waterproof roll and preparation method thereof Download PDFInfo
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- CN107266917B CN107266917B CN201710395330.9A CN201710395330A CN107266917B CN 107266917 B CN107266917 B CN 107266917B CN 201710395330 A CN201710395330 A CN 201710395330A CN 107266917 B CN107266917 B CN 107266917B
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- 239000010426 asphalt Substances 0.000 title claims abstract description 104
- 229920001971 elastomer Polymers 0.000 title claims abstract description 25
- 239000000806 elastomer Substances 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 238000005096 rolling process Methods 0.000 title description 3
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 29
- 239000004902 Softening Agent Substances 0.000 claims abstract description 26
- 239000000945 filler Substances 0.000 claims abstract description 26
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 14
- 239000002562 thickening agent Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 54
- 229920000728 polyester Polymers 0.000 claims description 33
- 238000000576 coating method Methods 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 22
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000010276 construction Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 238000013019 agitation Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 11
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 10
- 238000007373 indentation Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- -1 polypropylene Polymers 0.000 claims description 8
- 238000004821 distillation Methods 0.000 claims description 7
- 239000012943 hotmelt Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 7
- 239000003921 oil Substances 0.000 claims description 7
- XPVIQPQOGTVMSU-UHFFFAOYSA-N (4-acetamidophenyl)arsenic Chemical compound CC(=O)NC1=CC=C([As])C=C1 XPVIQPQOGTVMSU-UHFFFAOYSA-N 0.000 claims description 6
- 229920013640 amorphous poly alpha olefin Polymers 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 6
- 239000003208 petroleum Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 5
- 239000010721 machine oil Substances 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 229940008099 dimethicone Drugs 0.000 claims description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 238000010422 painting Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 238000009829 pitch coating Methods 0.000 claims description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 229920003086 cellulose ether Polymers 0.000 claims 1
- 230000008719 thickening Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 66
- 238000012360 testing method Methods 0.000 description 16
- 239000000203 mixture Substances 0.000 description 11
- 238000013461 design Methods 0.000 description 8
- 229920000573 polyethylene Polymers 0.000 description 5
- 229920002725 thermoplastic elastomer Polymers 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 241001079814 Symphyotrichum pilosum Species 0.000 description 1
- 235000004224 Typha angustifolia Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/665—Sheets or foils impervious to water and water vapor
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of heat molten type elastomer modified asphalt waterproof rolls and preparation method thereof.The upper surface modified asphalt layer of waterproof roll of the present invention is formed by high compact modified pitch, and lower surface modified asphalt layer is alternately coated in the low viscosity modified pitch of isosceles triangle in the high compact modified pitch and sectional view of isosceles trapezoid by the thickness direction sectional view in waterproof roll and formed；In parts by weight, high compact modified pitch: 100-140 parts of pitch, 0-10 parts of softening agent, 10-30 parts of SBS, 10-20 parts of thickener, 3-8 parts of modifying agent, 1-5 parts of defoaming agent, 20-40 parts of filler；Low viscosity modified pitch: 80-120 parts of pitch, 10-30 parts of softening agent, 5-15 parts of SBS, 15-25 parts of modifying agent, 2-6 parts of thinner, 30-60 parts of filler.Waterproof roll of the present invention has outstanding low temperature flexibility, fusibility and water resistance.
Description
Technical field
The present invention relates to the field of building materials more particularly to a kind of heat molten type elastomer modified asphalt waterproof roll and its systems
Preparation Method.
Background technique
SBS thermoplastic elastomer (TPE) is first appeared in earlier 1960s in the U.S., develops SBS in France quickly
Modified pitch is simultaneously named as elaterite.Since SBS modifier has a variety of excellent characteristics, spread simultaneously rapidly in Europe
Travel to the ground such as Japan and the U.S..Currently, SBS is still the first choice of modified asphalt material.SBS elastomer modified asphalt and long filament
The combination of polyester non-woven fabric improves the performance of SBS modified asphalt waterproof coiled material more and strides into the ranks of high-grade waterproof material,
It is widely applied in waterproof field.In Germany, France, the states such as Finland and Norway, SBS modified asphalt waterproof coiled material accounts for waterproof material city
70% or more of field.In the U.S. and Japan, occupation rate of market has the tendency that going up year by year 30% or more.
The existing thermoplastic elastomer modified asphalt felt of SBS is that modified drip is respectively coated to the upper and lower surfaces of tire base
Blueness, and add again on the surface of upper layer and lower layer modified pitch and cover separation layer and be made, by under asphalt felt in work progress
Surface modified pitch is heated, and the thermoplastic elastomer modified asphalt felt of SBS is adhered to construction substrate surface, and then to base
Layer plays the role of waterproofing protection.
However, the thermoplastic elastomer modified asphalt felt product of SBS is applying man-hour requirement height because of heat resistance with higher
Temperature construction and asphalt felt, which need to reach to be heated evenly, to be just able to achieve asphalt felt and completely sticks paving.But since part construction personnel exists
It operates lack of standardization or unprofessional when waterproof construction, leads to the phenomenon that asphalt felt is even in work progress uneven heating, when pitch is rolled up
Material conference of being heated breaks ring coiled material overall structure or heated kick the beam coiled material occurs and base does not bond or empty paving phenomenon, and
Due to the effect of expanding with heat and contract with cold, base's disengaging will be occurred by bonding coiled material loosely with base, after spring temperature turns warm, large area house
There is leakage phenomenon.Simultaneously as various environmental factors or human factor, asphalt felt product is artificially trampled often in construction
It destroys, damage coil waterproof layer quality is easy to when coiled material surface is by violent or unexpected external force and reduces or loses
The original waterproof performance of coiled material, and encountered at the destruction temperature it is lower when, the place of being destroyed is further serious on coiled material, coiled material surface
Waterproof layer is cracked.Therefore, a kind of hot melt, low temperature flexibility and the outstanding modified asphalt waterproof coiled material of waterproof performance are studied
It is a technical problem to be solved urgently.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of heat molten type elastomer modified asphalt waterproof roll and its preparation sides
Method, main purpose are to solve the technology that modified asphalt waterproof coiled material hot melt is poor, low temperature flexibility is poor and water resistance is to be improved
Problem.
In order to achieve the above objectives, invention broadly provides following technical solutions:
On the one hand, the embodiment of the invention provides a kind of heat molten type elastomer modified asphalt waterproof rolls, from the waterproof
Coiled material contacted with air to the waterproof roll and construction base paste while successively include: upper surface separation layer,
Upper surface modified asphalt layer, tire base, lower surface modified asphalt layer and lower surface separation layer；The upper surface modified asphalt layer by
High compact modified pitch coats to be formed, the lower surface modified asphalt layer by the thickness direction in the waterproof roll section
The sectional view of thickness direction of the figure in the high compact modified pitch of isosceles trapezoid and in the waterproof roll is in isosceles
The low viscosity modified pitch of triangle alternates coating and is formed；
Wherein, the high compact modified pitch is grouped as by the group of following parts by weight: 100-140 parts of pitch, softening agent
0-10 parts, 10-30 parts of SBS, 10-20 parts of thickener, 3-8 parts of modifying agent, 1-5 parts of defoaming agent, 20-40 parts of filler；
The low viscosity modified pitch is grouped as by the group of following parts by weight: 80-120 parts of pitch, 10-30 parts of softening agent,
SBS5-15 parts, 15-25 parts of modifying agent, 2-6 parts of thinner, 30-60 parts of filler.
Preferably, the high compact modified pitch is grouped as by the group of following parts by weight: 110-130 parts of pitch, soft
0-8 parts of agent, 15-25 parts of SBS, 13-18 parts of thickener, 5-8 parts of modifying agent, 2-5 parts of defoaming agent, 25-40 parts of filler.
Preferably, the low viscosity modified pitch is grouped as by the group of following parts by weight: 90-110 parts of pitch, softening agent
15-30 parts, 8-12 parts of SBS, 18-22 parts of modifying agent, 3-5 parts of thinner, 35-50 parts of filler.
Preferably, in pitch and the low viscosity modified pitch component in the high compact modified pitch component
Pitch is at least one of No. 200 asphalt, No. 90 asphalt and No. 70 asphalt divided with needle penetration；
The softening agent in softening agent and the low viscosity modified pitch component in the high compact modified pitch component
It is selected from naphthenic oil, second line of distillation machine oil, subtract three at least one of line machine oil and aromatic naphtha.
Preferably, in SBS and the low viscosity modified pitch component in the high compact modified pitch component
The molecular structure of SBS is line style and/or star-like；
The modifying agent in modifying agent and the low viscosity modified pitch component in the high compact modified pitch component
It is selected from least one of SBR, hydrogenated petroleum resin, polypropylene and APAO；
The filler in filler material and the low viscosity modified pitch component in the high compact modified pitch component
It is selected from least one of light calcium carbonate powder, dicalcium powder and talcum powder.
Preferably, the thickener in the high compact modified pitch component is selected from organobentonite, aluminosilicate and fibre
Tie up at least one of plain ether；
Thinner in the low viscosity modified pitch component is Sha Suobide and/or extra large billows thinner FHC；
Defoaming agent in the high compact modified pitch component in dimethicone, polysiloxanes and carbon black extremely
Few one kind.
Preferably, the heat molten type elastomer modified asphalt waterproof roll with a thickness of 4mm；
The lower surface modified asphalt layer with a thickness of 1.0mm-1.3mm；
The upper surface modified asphalt layer with a thickness of 1.2mm-1.8mm；
The tire base is polyester felt, and the grammes per square metre of the polyester felt is 250g/m2—280g/m2, with a thickness of 1.2mm-
1.5mm；
Viscosity of the low viscosity modified pitch at 180 DEG C is 115dPa.s-185dPa.s.
On the other hand, the embodiment of the invention provides the preparation sides of above-mentioned heat molten type elastomer modified asphalt waterproof roll
Method, comprising: coat pitch in the upper and lower surfaces of tire base, form upper surface modified asphalt layer and lower surface modified pitch
Layer, in upper surface, the surface of modified asphalt layer and lower surface modified asphalt layer is respectively coated isolated material and forms upper surface separation layer
With lower surface separation layer；Prepare by the formula of high compact modified pitch and the low viscosity modified pitch described above each
Raw material；
Pitch, softening agent, SBS, modifying agent, thickener, defoaming agent and filler are mixed and heated to 180 DEG C, stirring is altogether
High compact modified pitch is formed after mixed 5h-6h；
Pitch, softening agent, SBS, modifying agent, thinner and filler are mixed and heated to 180 DEG C, blended under agitation 5h-
Low viscosity modified pitch is formed after 6h；
The high compact modified pitch is coated on to the upper surface of the tire base, forms upper surface modified asphalt layer；
It adjusts and controls coating equipment and first coat the high compact modified pitch in the lower surface of the tire base, utilize painting
Covering roller makes the high compact modified pitch on the lower surface of tire base in the continuous three-dimensional body of falling isosceles trapezoid, and adjacent two
Formation cross-section is the space that is not filled by of isosceles triangle between the three-dimensional body of falling isosceles trapezoid, is carried out immediately after the molding of lower surface quick
It is cooling, make high compact modified pitch through cooling and shaping；The applicator roll overturning tire base of coating equipment is adjusted in order to the coating
Equipment is not filled by filling low viscosity modified pitch in space to described, makes the low viscosity modified pitch on the lower surface of tire base
In continuous three-dimensional isoceles triangle body, and cooling down forms；The body of falling isosceles trapezoid and the isoceles triangle body exist
Replace permutation and combination on the lower surface of the tire base and forms lower surface modified asphalt layer.
Preferably, the process of the upper surface that the high compact modified pitch is coated on to the tire base is divided to two
It is secondary, it is thick for the first time to apply defoaming, the fixed thickness of second of scumbling.
Preferably, the adjustment and controlling coating equipment and first coating the high compact in the lower surface of the tire base and change
Property pitch detailed process are as follows: by the high compact modified pitch be coated on the tire base upper surface during second
While secondary scumbling is fixed thick, the high compact modified pitch is coated on the lower surface of the tire base and is trapezoidal coating；Institute
Stating applicator roll is the forming roller with indentation.
Compared with prior art, the beneficial effects of the present invention are:
The present invention for hot melt modified asphalt waterproofing material upper surface low temperature flexibility difference and lower surface hot melt difference
Technical problem, the low viscosity that the formula and lower surface for having rationally designed the high compact modified pitch that upper surface uses use are modified
The formula of pitch, the upper surface modified asphalt layer using the coating of high compact modified pitch have low temperature flexibility, improve coiled material
With the survivability of environment contact surface；In the structure of lower surface, using high compact modified pitch formed prismatoid and
The trigone that low viscosity modified pitch is formed, and prismatoid and trigone are alternately arranged and are combined into lower surface modified pitch
Layer makes lower surface modified asphalt layer have fusibility and self-repairability；It is designed using the composition of raw materials and structure of coiled material of the present invention
The waterproof performance for improving waterproof roll improves the anti-destructive of waterproof roll upper surface, improves the easy of coiled material lower surface
Fusibleness improves construction efficiency.
Detailed description of the invention
Fig. 1 is the preparation technology flow chart of heat molten type elastomer modified asphalt waterproof roll provided in an embodiment of the present invention；
Fig. 2 is sectional view of the waterproof roll provided in an embodiment of the present invention in its thickness direction；
Fig. 3 is a structural schematic diagram of the lower surface modified asphalt layer of waterproof roll provided in an embodiment of the present invention；
Fig. 4 is another structural schematic diagram of the lower surface modified asphalt layer of waterproof roll provided in an embodiment of the present invention.
Description of symbols:
1, upper surface separation layer, 2, upper surface modified asphalt layer, 3, tire base, 4, lower surface separation layer, 5, lower surface changes
The section of falling isosceles trapezoid of property bitumen layer, 6, the isoceles triangle tee section of lower surface modified asphalt layer.
Specific embodiment
For further illustrate the present invention to reach the technical means and efficacy that predetermined goal of the invention is taken, below with compared with
Good embodiment, to specific embodiment, technical solution, feature and its effect applied according to the present invention, detailed description is as follows.Under
Stating the special characteristic, structure or feature in multiple embodiments in bright can be combined by any suitable form.
Embodiment 1
By composition of raw materials preparation high compact modified pitch each component: 90 parts of 90# pitch, 40 parts of 200# pitch, SBS (swallow
Change 4402) 22 parts, 16 parts of organobentonite, 3 parts of SBR, 3 parts of APAO, 3.4 parts of carbon black, 38 parts of talcum powder, by above-mentioned pitch,
Softening agent, SBS, modifying agent, thickener, defoaming agent and filler are mixed and heated to 180 DEG C of shearings and are blended, and control blended under agitation 5h
High compact modified pitch is formed afterwards；
Prepare the modified drip each component of low viscosity by composition of raw materials: 98 parts of 90# pitch, second line of distillation is 24 parts oily, SBS (swallowization
1401) 10 parts, 12 parts of SBR, 10 parts of hydrogenated petroleum resin, extra large 5 parts of billows thinner FHC, 34 parts of talcum powder, by above-mentioned pitch,
Softening agent, SBS, modifying agent, thinner and filler are mixed and heated to 180 DEG C, and it is modified to form low viscosity after blended under agitation 5h
Pitch；
Process flow as shown in Figure 1, above-mentioned high compact modified pitch is coated on polyester felt 3 in two times, and (grammes per square metre is
250g/m2', with a thickness of 1.2mm) upper surface, thick for the first time to apply defoaming, the fixed thickness of second of scumbling forms the modified drip in upper surface
Cyan layer 2；While second of scumbling is fixed thick, controlling, there is the forming roller of indentation high compact modified pitch is coated on polyester
The lower surface of felt 3, and fast cooling is cooled and shaped, and makes above-mentioned high compact modified pitch on the lower surface of polyester felt 3 in company
The continuous three-dimensional body of falling isosceles trapezoid, between two adjacent solid bodies of falling isosceles trapezoid Formation cross-section for isosceles triangle not
Space is filled, as shown in Figure 3 and Figure 4, after the cooling and shaping of above-mentioned high compact modified pitch, overturns polyester felt in order to coat
Equipment to it is above-mentioned be not filled by fill in space low viscosity modified pitch and carry out fast cooling cooling and shaping simultaneously, make above-mentioned low viscous
Modified pitch is spent on the lower surface of polyester felt 3 in continuous three-dimensional isoceles triangle body；The above-mentioned body of falling isosceles trapezoid with it is upper
It states isoceles triangle body and replaces permutation and combination formation lower surface modified asphalt layer on the lower surface of polyester felt, in above-mentioned upper surface
The surface coating polyethylene material of modified asphalt layer forms upper surface separation layer 1, the surface coating of modified asphalt layer in lower surface
Polythene material forms lower surface separation layer 4, and molding winding obtains the elastomer-modified drip of heat molten type after all coating processes
Green waterproof roll, above-mentioned coil thickness are 4mm, and the section in coil thickness direction is as shown in Figure 2；By testing above-mentioned waterproof
The physicochemical property of coiled material, the results are shown in Table 1.
The Mechanics Performance Testing of 1. embodiment of table, 1 waterproof roll
Embodiment 2
Prepare high compact modified pitch each component by composition of raw materials: 77 parts of 90# pitch, 50 parts of 200# pitch, the line that subtracts three
3 parts of machine oil, 23 parts of SBS (swallowization 4402), 13 parts of organobentonite, 3 parts of SBR, 3 parts of APAO, 1.3 parts of carbon black, talcum powder 40
Part, above-mentioned pitch, softening agent, SBS, modifying agent, thickener, defoaming agent and filler are mixed and heated to 180 DEG C of shearings and are blended,
High compact modified pitch is formed after controlling blended under agitation 5.5h；
By the modified drip each component of composition of raw materials preparation low viscosity: 70 parts of 90# pitch, 40 parts of 200# pitch, second line of distillation oil 12
Part, 10 parts of SBS (swallowization 1401), 12 parts of SBR, 10 parts of hydrogenated petroleum resin, extra large 5 parts of billows thinner FHC, 34 parts of talcum powder,
Above-mentioned pitch, softening agent, SBS, modifying agent, thinner and filler are mixed and heated to 180 DEG C, formed after blended under agitation 5h
Low viscosity modified pitch；
Process flow as shown in Figure 1, above-mentioned high compact modified pitch is coated on polyester felt 3 in two times, and (grammes per square metre is
250g/m2', with a thickness of 1.3mm) upper surface, thick for the first time to apply defoaming, the fixed thickness of second of scumbling forms the modified drip in upper surface
Cyan layer 2；While second of scumbling is fixed thick, controlling, there is the forming roller of indentation high compact modified pitch is coated on polyester
The lower surface of felt 3, and fast cooling is cooled and shaped, and makes above-mentioned high compact modified pitch on the lower surface of polyester felt in continuous
The three-dimensional body of falling isosceles trapezoid, Formation cross-section not filling out for isosceles triangle between two adjacent solid bodies of falling isosceles trapezoid
Space is filled, as shown in Figure 3 and Figure 4, after the cooling and shaping of above-mentioned high compact modified pitch, overturning polyester felt covers in order to apply
It is standby to fill low viscosity modified pitch to above-mentioned be not filled by space and carry out fast cooling cooling and shaping simultaneously, make above-mentioned low viscosity
Modified pitch is on the lower surface of polyester felt in continuous three-dimensional isoceles triangle body；The above-mentioned body of falling isosceles trapezoid and above-mentioned etc.
Lumbar triangle body replaces permutation and combination on the lower surface of polyester felt, forms lower surface modified asphalt layer, changes in above-mentioned upper surface
Property bitumen layer surface coating polyethylene material form upper surface separation layer, in lower surface, the surface of modified asphalt layer coats poly- second
Alkene material forms lower surface separation layer, and molding winding obtains heat molten type elastomer modified asphalt waterproof after all coating processes
Coiled material, above-mentioned coil thickness are 4mm, and the section in coil thickness direction is as shown in Figure 2；By testing above-mentioned waterproof roll
Physicochemical property, the results are shown in Table 2.
The Mechanics Performance Testing of 2. embodiment of table, 2 waterproof roll
Embodiment 3
Prepare high compact modified pitch each component by composition of raw materials: 114 parts of 90# pitch, 20 parts of 200# pitch, the line that subtracts three
6 parts, 22 parts of SBS (swallowization 4402), 16 parts of organobentonite of oil, 2.5 parts of SBR, 4 parts of APAO, 3.4 parts of carbon black, talcum powder 40
Part, above-mentioned pitch, softening agent, SBS, modifying agent, thickener, defoaming agent and filler are mixed and heated to 180 DEG C of shearings and are blended,
High compact modified pitch is formed after controlling blended under agitation 5.5h；
By the modified drip each component of composition of raw materials preparation low viscosity: 84 parts of 90# pitch, 20 parts of 200# pitch, second line of distillation oil 18
Part, 10 parts of SBS (swallowization 1401), 10 parts of SBR, 13 parts of hydrogenated petroleum resin, extra large 5 parts of billows thinner FHC, 38 parts of talcum powder,
Above-mentioned pitch, softening agent, SBS, modifying agent, thinner and filler are mixed and heated to 180 DEG C, formed after blended under agitation 5h
Low viscosity modified pitch；
Process flow as shown in Figure 1, above-mentioned high compact modified pitch is coated on polyester felt 3 in two times, and (grammes per square metre is
250g/m2', with a thickness of 1.4mm) upper surface, thick for the first time to apply defoaming, the fixed thickness of second of scumbling forms the modified drip in upper surface
Cyan layer 2；While second of scumbling is fixed thick, controlling, there is the forming roller of indentation high compact modified pitch is coated on polyester
The lower surface of felt 3, and fast cooling is cooled and shaped, and makes above-mentioned high compact modified pitch on the lower surface of polyester felt in continuous
The three-dimensional body of falling isosceles trapezoid, Formation cross-section not filling out for isosceles triangle between two adjacent solid bodies of falling isosceles trapezoid
Space is filled, as shown in Figure 3 and Figure 4, after the cooling and shaping of above-mentioned high compact modified pitch, overturning polyester felt covers in order to apply
It is standby to fill low viscosity modified pitch to above-mentioned be not filled by space and carry out fast cooling cooling and shaping simultaneously, make above-mentioned low viscosity
Modified pitch is on the lower surface of polyester felt in continuous three-dimensional isoceles triangle body；The above-mentioned body of falling isosceles trapezoid and above-mentioned etc.
Lumbar triangle body replaces permutation and combination on the lower surface of polyester felt, forms lower surface modified asphalt layer, changes in above-mentioned upper surface
Property bitumen layer surface coating polyethylene material form upper surface separation layer, in lower surface, the surface of modified asphalt layer coats poly- second
Alkene material forms lower surface separation layer, and molding winding obtains heat molten type elastomer modified asphalt waterproof after all coating processes
Coiled material, above-mentioned coil thickness are 4mm, and the section in coil thickness direction is as shown in Figure 2；By testing above-mentioned waterproof roll
Physicochemical property, the results are shown in Table 3.
The Mechanics Performance Testing of 3. embodiment of table, 3 waterproof roll
Embodiment 4
By composition of raw materials preparation high compact modified pitch each component: 97 parts of 90# pitch, 30 parts of 200# pitch, second line of distillation
3 parts, 22 parts of SBS (swallowization 4402), 16 parts of organobentonite of oil, 3 parts of SBR, 3 parts of APAO, 3.4 parts of carbon black, 40 parts of talcum powder,
Above-mentioned pitch, softening agent, SBS, modifying agent, thickener, defoaming agent and filler are mixed and heated to 180 DEG C of shearings to be blended, control
High compact modified pitch is formed after blended under agitation 5.5h processed；
By the modified drip each component of composition of raw materials preparation low viscosity: 69 parts of 90# pitch, 30 parts of 200# pitch, second line of distillation oil 15
Part, 13 parts of 8 parts of SBS (LG501), SBR 12 parts of hydrogenated petroleum resin, extra large 3 parts of billows thinner FHC, 36 parts of talcum powder, will be upper
It states pitch, softening agent, SBS, modifying agent, thinner and filler and is mixed and heated to 180 DEG C, formed after blended under agitation 5h low viscous
Spend modified pitch；
Such as process flow as shown in Figure 1, above-mentioned high compact modified pitch is coated on polyester felt 3 in two times, and (grammes per square metre is
250g/m2', with a thickness of 1.2mm) upper surface, thick for the first time to apply defoaming, the fixed thickness of second of scumbling forms the modified drip in upper surface
Cyan layer 2；While second of scumbling is fixed thick, controlling, there is the forming roller of indentation high compact modified pitch is coated on polyester
The lower surface of felt 3, and fast cooling is cooled and shaped, and makes above-mentioned high compact modified pitch on the lower surface of polyester felt in continuous
The three-dimensional body of falling isosceles trapezoid, Formation cross-section not filling out for isosceles triangle between two adjacent solid bodies of falling isosceles trapezoid
Space is filled, as shown in Figure 3 and Figure 4, after the cooling and shaping of above-mentioned high compact modified pitch, overturning polyester felt covers in order to apply
It is standby to fill low viscosity modified pitch to above-mentioned be not filled by space and carry out fast cooling cooling and shaping simultaneously, make above-mentioned low viscosity
Modified pitch is on the lower surface of polyester felt in continuous three-dimensional isoceles triangle body；The above-mentioned body of falling isosceles trapezoid and above-mentioned etc.
Lumbar triangle body replaces permutation and combination on the lower surface of polyester felt, forms lower surface modified asphalt layer, changes in above-mentioned upper surface
Property bitumen layer surface coating polyethylene material form upper surface separation layer, in lower surface, the surface of modified asphalt layer coats poly- second
Alkene material forms lower surface separation layer, and molding winding obtains heat molten type elastomer modified asphalt waterproof after all coating processes
Coiled material, above-mentioned coil thickness are 4mm, and the section in coil thickness direction is as shown in Figure 2；By testing above-mentioned waterproof roll
Physicochemical property, the results are shown in Table 4.
The Mechanics Performance Testing of 4. embodiment of table, 4 waterproof roll
The performance of watertightness of modified asphalt waterproof coiled material of the invention, which is tested, is promoted to 0.6MPa/ by 0.3MPa/60min
120min is waterproof, and product water resistance is obviously improved, this material is such as selected in subsequent waterproof construction design, reduces engineering material
Use, reduce construction the frequency, realize energy-saving and emission-reduction.
The present invention makes the modified asphalt waterproof coiled material prepared by introducing the modifying agent such as SBS, SBR, softening agent, thinner
Upper surface low temperature flexibility can be obviously improved, and be promoted in -25 DEG C of (bending of 50mm curved rod) test passes in -30 DEG C of (50mm
Curved rod bending) and in -25 DEG C of (bending of 30mm curved rod) test passes, product low temperature flexibility can be obviously improved, product low temperature
Stress resistance gets a promotion, and under identical external force, keeps not being destroyed ability under product low temperature and gets a promotion, improves
The adaptation of product.50mm curved rod mainly carries out dependence test, -25 DEG C of the minimum test value of product low temperature in standard according to GB18242
Free from flaw, this product are promoted to -30 and highlight low temperature flexibility；30mm curved rod is compared to 50mm curved rod, and radius reduces, curvature becomes larger,
The stress that product is born in the process of bending becomes larger, and this product carries out the test of 30mm curved rod in original regulation test temperature, highlights
Product of the present invention resistance to stress ability is stronger.
Modified asphalt waterproof coiled material of the invention is tested under the conditions of 60 DEG C has certain self-healing performance, in work progress
The micro-crack formed after the minimally invasive empty and construction of middle generation since safeguard measure is improper, can all obtain in summer environment
To certain selfreparing, the micro- dew of waterproof in life process is solved the problems, such as.
The present invention makes the waterproof roll of preparation at 60 DEG C to two kinds of mix asphalt thickness by the way that SBR to be introduced into modified pitch
It spends deviation minimum position and carries out nail rod watertightness test, 2h test passes；The empty paving omitted in work progress, Maintenance in Winter process
The adherency of middle appearance is detached from, and will form selfreparing in summer environment, solves the problems, such as the empty paving in part.
Modified asphalt waterproof coiled material of the invention passes through the introducing of defoaming agent, thickener, reduces asphalt modification and draws in the process
The bubble that enters, product density get a promotion.
As shown in Figure 2, Figure 3 and Figure 4, the self structure of modified asphalt waterproof coiled material of the invention changes, for example,
Lower surface modified asphalt layer does not use homogenous material to coat, and is also not designed to common Sandwich structure, such as in coiled material thickness
Degree direction section is rectangular design structure；Present invention employs be coated with two different modifications in waterproof roll lower surface
Pitch can keep the performances such as its original water-proof climate resisting low temperature flexibility one is high compact modified pitch, another is low
Viscosity modified asphalt can reduce the viscosity of lower surface modified asphalt layer entirety, improve the fusibility of waterproof roll；The present invention
The structure of the lower surface modified asphalt layer of the waterproof roll of design coil thickness direction sectional view be fall isosceles trapezoid and
Isosceles triangle, which is alternately arranged, to be composed, and coats the body of falling isosceles trapezoid, two neighboring isosceles with high compact modified pitch
Prismatoid forms isosceles triangle and is not filled by space, isoceles triangle body is filled with low viscosity modified pitch, in entire polyester felt
Lower surface form prismatoid and trigone close proximity and an alternately arranged combination layer.The present invention uses high compact
Modified pitch coats shape as isosceles trapezoid, i.e., than bottom side length, longer upper bottom edge and polyester felt are tight for trapezoidal upper bottom edge
Closely connected conjunction, shorter bottom are fitted closely with lower separation layer, using low viscosity modified pitch coating triangle bottom edge and
Lower separation layer fits closely, i.e. low viscosity modified asphalt material and construction base's contact area is larger.
The coating method of the present invention by above-mentioned design, in the construction process since low viscosity modified pitch and separation layer are viscous
Junction area is larger, easily melts surface by hot melt in work progress and improves workability, reduce Energy Consumption of Construction；Simultaneously
Since low viscosity modified pitch and construction substrate area are larger, subsequent in self-repair procedure, low viscosity modified pitch can be most
Its self-repair function of excellent embodiment, reaches needs of expected design；High compact modified asphalt material and polyester felt contact area compared with
Greatly, when raised or obvious hard object occurs in base, high compact modified asphalt material and polyester felt contact area are larger, can hinder
Keeping off hard object influences waterproof layer performance through carcass, simultaneously because the trapezoidal long side of high compactness modified pitch and tire base are viscous
Knot, trapezoidal short side and base adhesive, when by external force, since high compactness modified pitch is compared with high bond strength, volume
Material will not be separated with carcass and base, it is ensured that waterproof roll entirety adhesive property.
As shown in Figure 2, Figure 3 and Figure 4, the trapezoidal and triangle that the present invention designs, which replaces molding technological effect, can pass through control
Groove body shape, depth opened up in the shape of formulation type rod, roller etc. is realized.For example, setting roll has indentation, the shape of the indentation
It can design according to actual needs, the present invention is designed as trapezoidal, i.e. is full of high compactness modified pitch in the trapezoidal cavity of mold, applies
Prismatoid is formed according to the shape of mold after covering；Can also design typification roller as needed indentation, which has square cavity
Or circular cylindrical cavity, square body or cylindrical body are obtained accordingly.Sizing roller mould of the invention and technological parameter can be according to realities
Border needs to select from the prior art.
The present inventor has found during modified asphalt waterproof coiled material hot melt application, waterproof roll upper surface (upstream face) with
Environment present in lower surface (construction surface) be it is different, since the lattice of upper surface modified pitch and tire base are kept off, under coiled material
Surface is in a relatively stable closed environment of a versus environmental, and upper surface is outer due to needs and protective layer or directly
Reveal in air, upper surface is affected by the external environment, therefore coiled material upper surface is to need higher performance to face the dry of environment
It disturbs, reduces rate of ageing, product is made to keep a normal waterproof state；Comparatively rate of ageing is lower for lower surface, therefore
Adjustable web construction, optimizes properties of product；Therefore, it is anti-that the present invention provides a kind of heat molten type elastomer modified asphalts
Water coiled material forms upper surface modified asphalt layer to resist environmental disturbances, by using height by using high compact modified pitch
The prismatoid that the coating of density modified pitch and low viscosity modified pitch and the two is formed is with trigone combination layer to mention
Waterproofness and fusibility of high coiled material entirety etc..
Disclosed above is only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, is appointed
What those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, answer
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with above-mentioned scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of heat molten type elastomer modified asphalt waterproof roll is prevented from the one side that the waterproof roll is contacted with air to described
The one side that water coiled material and construction base paste successively includes: upper surface separation layer, upper surface modified asphalt layer, tire base, following table
Face modified asphalt layer and lower surface separation layer, which is characterized in that the upper surface modified asphalt layer is by high compact modified pitch
Coating is formed, and the lower surface modified asphalt layer is by the sectional view of the thickness direction in the waterproof roll in isosceles trapezoid
High compact modified pitch and the sectional view of the thickness direction in the waterproof roll change in the low viscosity of isosceles triangle
Property pitch alternate coating formed；
Wherein, the high compact modified pitch is grouped as by the group of following parts by weight: 100-140 parts of pitch, softening agent 0-10
Part, SBS10-30 parts, 10-20 parts of thickener, 3-8 parts of modifying agent, 1-5 parts of defoaming agent, 20-40 parts of filler；
The low viscosity modified pitch is grouped as by the group of following parts by weight: 80-120 parts of pitch, 10-30 parts of softening agent, and SBS5-
15 parts, 15-25 parts of modifying agent, 2-6 parts of thinner, 30-60 parts of filler.
2. a kind of heat molten type elastomer modified asphalt waterproof roll according to claim 1, which is characterized in that described highly dense
Reality modified pitch is grouped as by the group of following parts by weight: 110-130 parts of pitch, 0-8 parts of softening agent, and SBS15-25 parts, thickening
13-18 parts of agent, 5-8 parts of modifying agent, 2-5 parts of defoaming agent, 25-40 parts of filler.
3. a kind of heat molten type elastomer modified asphalt waterproof roll according to claim 1, which is characterized in that described low viscous
Degree modified pitch is grouped as by the group of following parts by weight: 90-110 parts of pitch, 15-30 parts of softening agent, and 8-12 parts of SBS, modifying agent
18-25 parts, 3-5 parts of thinner, 35-50 parts of filler.
4. a kind of heat molten type elastomer modified asphalt waterproof roll according to claim 1, which is characterized in that described highly dense
The pitch in pitch and the low viscosity modified pitch component in reality modified pitch component is 200 divided with needle penetration
At least one of number asphalt, No. 90 asphalt and No. 70 asphalt；
The softening agent in softening agent and the low viscosity modified pitch component in the high compact modified pitch component selects
From naphthenic oil, second line of distillation machine oil, subtract three at least one of line machine oil and aromatic naphtha.
5. a kind of heat molten type elastomer modified asphalt waterproof roll according to claim 1, which is characterized in that described highly dense
The molecular structure of SBS in the reality modified pitch component and SBS in the low viscosity modified pitch component be line style and/or
It is star-like；
The modifying agent in modifying agent and the low viscosity modified pitch component in the high compact modified pitch component selects
From at least one of SBR, hydrogenated petroleum resin, polypropylene and APAO；
The filler in filler and the low viscosity modified pitch component in the high compact modified pitch component selects
From at least one of light calcium carbonate powder, dicalcium powder and talcum powder.
6. a kind of heat molten type elastomer modified asphalt waterproof roll according to claim 1, which is characterized in that described highly dense
Thickener in reality modified pitch component is selected from least one of organobentonite, aluminosilicate and cellulose ether；
Defoaming agent in the high compact modified pitch component in dimethicone, polysiloxanes and carbon black at least one
Kind；
Thinner in the low viscosity modified pitch component is Sha Suobide and/or extra large billows thinner FHC.
7. a kind of heat molten type elastomer modified asphalt waterproof roll according to claim 1, which is characterized in that the hot melt
Type elastomer modified asphalt waterproof roll with a thickness of 4mm；
The lower surface modified asphalt layer with a thickness of 1.0mm-1.3mm；
The upper surface modified asphalt layer with a thickness of 1.2mm-1.8mm；
The tire base is polyester felt, and the grammes per square metre of the polyester felt is 250g/m2—280g/m2, with a thickness of 1.2mm-1.5mm；
Viscosity of the low viscosity modified pitch at 180 DEG C is 115dPa.s-185dPa.s.
8. a kind of preparation method of heat molten type elastomer modified asphalt waterproof roll, comprising: in the upper and lower surfaces of tire base
Pitch is coated, forms upper surface modified asphalt layer and lower surface modified asphalt layer, modified asphalt layer and lower surface change in upper surface
Property bitumen layer surface isolated material be respectively coated form upper surface separation layer and lower surface separation layer；It is characterized in that, by power
Benefit require 1 described in the formula of high compact modified pitch and the low viscosity modified pitch prepare each raw material；
Pitch, softening agent, SBS, modifying agent, thickener, defoaming agent and filler are mixed and heated to 180 DEG C, blended under agitation 5h-
High compact modified pitch is formed after 6h；
Pitch, softening agent, SBS, modifying agent, thinner and filler are mixed and heated to 180 DEG C, after blended under agitation 5h-6h
Form low viscosity modified pitch；
The high compact modified pitch is coated on to the upper surface of the tire base, forms upper surface modified asphalt layer；
It adjusts and controls coating equipment and first coat the high compact modified pitch in the lower surface of the tire base, utilize applicator roll
Make the high compact modified pitch on the lower surface of tire base in the continuous three-dimensional body of falling isosceles trapezoid, two adjacent solids
Formation cross-section is the space that is not filled by of isosceles triangle between the body of falling isosceles trapezoid, carries out fast quickly cooling immediately after the molding of lower surface
But, make high compact modified pitch through cooling and shaping；The applicator roll overturning tire base of coating equipment is adjusted in order to which the painting covers
It is standby to be not filled by filling low viscosity modified pitch in space to described, make the low viscosity modified pitch be on the lower surface of tire base
Continuous solid isoceles triangle body, and cooling down forms；The body of falling isosceles trapezoid and the isoceles triangle body are in institute
It states and replaces permutation and combination formation lower surface modified asphalt layer on the lower surface of tire base.
9. a kind of preparation method of heat molten type elastomer modified asphalt waterproof roll according to claim 8, feature exist
In in two times, thick apply disappears the process of the upper surface that the high compact modified pitch is coated on to the tire base for the first time
Bubble, the fixed thickness of second of scumbling.
10. a kind of preparation method of heat molten type elastomer modified asphalt waterproof roll according to claim 9, feature exist
In the adjustment simultaneously controls coating equipment and first coats the specific mistake of the high compact modified pitch in the lower surface of the tire base
Journey are as follows: the same of thickness is determined in second of scumbling during the high compact modified pitch to be coated on to the upper surface of the tire base
When, the high compact modified pitch is coated on the lower surface of the tire base and is trapezoidal coating；The applicator roll be with
The forming roller of indentation.
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| CN201710395330.9A CN107266917B (en) | 2017-05-27 | 2017-05-27 | A kind of heat molten type elastomer modified asphalt waterproof roll and preparation method thereof |
| CN201910360650.XA CN110093044B (en) | 2017-05-27 | 2017-05-27 | Hot-melt elastomer modified asphalt waterproof coiled material and preparation method thereof |
| CN201910360646.3A CN110053326B (en) | 2017-05-27 | 2017-05-27 | Hot-melt elastomer modified asphalt waterproof coiled material and preparation method thereof |
| CN201910360647.8A CN110079109B (en) | 2017-05-27 | 2017-05-27 | Hot-melt elastomer modified asphalt waterproof coiled material and preparation method thereof |
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| CN201910360650.XA Division CN110093044B (en) | 2017-05-27 | 2017-05-27 | Hot-melt elastomer modified asphalt waterproof coiled material and preparation method thereof |
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| CN201710395330.9A Active CN107266917B (en) | 2017-05-27 | 2017-05-27 | A kind of heat molten type elastomer modified asphalt waterproof roll and preparation method thereof |
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| CN109849452B (en) * | 2018-11-20 | 2021-06-29 | 苏州卓宝科技有限公司 | Modified asphalt waterproof coiled material and preparation method thereof |
| CN109735124A (en) * | 2019-01-09 | 2019-05-10 | 临沂市临河防水材料有限公司 | A kind of production technology of heat molten type waterproof roll |
| CN112745765A (en) * | 2020-12-29 | 2021-05-04 | 深圳市卓宝科技股份有限公司 | Hot-melt rubber asphalt waterproof coating and preparation method and application thereof |
| CN112832469A (en) * | 2021-03-01 | 2021-05-25 | 山东普文特建材有限公司 | Pre-wet paving anti-sticking anti-water-crossing waterproof material and preparation method thereof |
| CN113528083A (en) * | 2021-06-23 | 2021-10-22 | 北新禹王防水科技(广东)有限公司 | Low-temperature-formed hot-melt coiled material and preparation method thereof |
| CN114350275B (en) * | 2022-01-11 | 2023-10-17 | 江苏贝施特防水科技有限公司 | Super-cohesive SBS elastomer modified asphalt waterproof coiled material and preparation method thereof |
| CN116145436B (en) * | 2022-12-30 | 2024-12-20 | 青岛东方雨虹建筑材料有限公司 | Modified asphalt waterproof coiled material with repairing function and preparation method thereof |
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| Publication number | Publication date |
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| CN110079109B (en) | 2021-08-06 |
| CN110093044A (en) | 2019-08-06 |
| CN107266917A (en) | 2017-10-20 |
| CN110053326B (en) | 2021-04-30 |
| CN110093044B (en) | 2021-08-06 |
| CN110079109A (en) | 2019-08-02 |
| CN110053326A (en) | 2019-07-26 |
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