CN109082212A - Modified pure polyester powdery paints of a kind of graphene and preparation method thereof - Google Patents
Modified pure polyester powdery paints of a kind of graphene and preparation method thereof Download PDFInfo
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- CN109082212A CN109082212A CN201810925977.2A CN201810925977A CN109082212A CN 109082212 A CN109082212 A CN 109082212A CN 201810925977 A CN201810925977 A CN 201810925977A CN 109082212 A CN109082212 A CN 109082212A
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- graphene
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- pure polyester
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 59
- 239000003973 paint Substances 0.000 title claims abstract description 39
- 229920000728 polyester Polymers 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 41
- 239000011347 resin Substances 0.000 claims abstract description 29
- 229920005989 resin Polymers 0.000 claims abstract description 29
- 239000011159 matrix material Substances 0.000 claims abstract description 28
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 18
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 18
- 239000000945 filler Substances 0.000 claims abstract description 16
- 239000000049 pigment Substances 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 15
- -1 matrix resin Chemical compound 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims description 11
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 235000015511 Liquidambar orientalis Nutrition 0.000 claims description 5
- 239000004870 Styrax Substances 0.000 claims description 5
- 235000000126 Styrax benzoin Nutrition 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000003082 abrasive agent Substances 0.000 claims description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 229920001225 polyester resin Polymers 0.000 claims description 5
- 239000004645 polyester resin Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- OUPZKGBUJRBPGC-UHFFFAOYSA-N 1,3,5-tris(oxiran-2-ylmethyl)-1,3,5-triazinane-2,4,6-trione Chemical compound O=C1N(CC2OC2)C(=O)N(CC2OC2)C(=O)N1CC1CO1 OUPZKGBUJRBPGC-UHFFFAOYSA-N 0.000 claims description 4
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- SSADPHQCUURWSW-UHFFFAOYSA-N 3,9-bis(2,6-ditert-butyl-4-methylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Chemical compound CC(C)(C)C1=CC(C)=CC(C(C)(C)C)=C1OP1OCC2(COP(OC=3C(=CC(C)=CC=3C(C)(C)C)C(C)(C)C)OC2)CO1 SSADPHQCUURWSW-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- 230000001413 cellular effect Effects 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 238000004781 supercooling Methods 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims description 2
- 238000007872 degassing Methods 0.000 claims 2
- 244000028419 Styrax benzoin Species 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 9
- 238000000576 coating method Methods 0.000 abstract description 9
- 238000007590 electrostatic spraying Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 241000736148 Styrax Species 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 235000010215 titanium dioxide Nutrition 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003260 anti-sepsis Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000304 warm extrusion Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides a kind of modified pure polyester powdery paints of graphene, including matrix resin, curing agent, pigments and fillers, degasser, levelling agent, antioxidant and graphene, the modified pure polyester powdery paints of this graphene enhance the charging property of powder particle, in electrostatic spraying, the upper powder penetration power and the adhesion to workpiece surface for substantially improving traditional powder coating, not only contribute to obtain the film of better quality, and dust pollution when construction is decreased, use cost is reduced to a certain extent.
Description
Technical field
The present invention relates to powder coating technology more particularly to a kind of modified pure polyester powdery paints of graphene and its preparation sides
Method.
Background technique
Powdery paints is by film-forming resin, pigment, filler and other function auxiliary agent such as plasticizer, antioxidant, delustering agent, levelling
The components such as agent are constituted, and have the characteristics that solvent-free, pollution-free, recyclable, environmentally friendly, the saving energy and resource.Under certain condition,
Powdery paints can form in workpiece surface after electrostatic spraying, melting and solidification and play the film of decoration and antisepsis.Film
Quality factors such as upper powder penetration power and adhesion of powder when suffering from coating components and electrostatic spraying influence.Although
The film of powdery paints is thicker, but in actual application, powdery paints can and film not high because of film compactness
The defects of uneven, causes its weather resistance and Corrosion Protection to be deteriorated, and then can be shortened the service life and increase of workpiece
The operation and maintenance cost of coating.
Summary of the invention
The technical problem to be solved by the present invention is in order to solve existing powdery paints can because film compactness it is not high with
And film it is uneven the defects of cause its weather resistance and Corrosion Protection to be deteriorated, and then can be shortened the service life of workpiece with
And the problem of increasing the operation and maintenance cost of coating, the present invention provides a kind of modified pure polyester powdery paints of graphene and its
Preparation method solves the above problems.
The technical solution adopted by the present invention to solve the technical problems is: a kind of modified pure polyester powdery paints of graphene,
Including matrix resin, curing agent, pigments and fillers, degasser, levelling agent, antioxidant and graphene.
Preferably,
Described matrix resin is 40~80 parts by weight；
The curing agent is 2~8 parts by weight；
The pigments and fillers are 10~50 parts by weight；
The degasser is 0.1~1 parts by weight；
The levelling agent is 0.1~1 parts by weight；
The antioxidant is 0.1~1 parts by weight；
The graphene is 0.1~10 parts by weight.
Preferably, the graphene includes the hexagon cellular shape carbon plate less than 20 layers, carbon in the graphene
Content is greater than 90%.
Preferably, described matrix resin is hydroxy polyester resin.
Preferably, model TGIC, the Primid XL-522 or PT910 of the curing agent.
Preferably, the pigments and fillers include one of titanium dioxide, pearl powder, carbon black, calcium carbonate and barium sulfate or several
Kind.
Preferably, the degasser includes that styrax, amide be cured and one or more of polyethylene wax.
Preferably, model PV88, Modaflow Powder 2000, GLP503 or the GLP588 of the levelling agent.
Preferably, the model antioxidant 1010 of the antioxidant, PEP-36 or Irganox B900.
A method of preparing the modified pure polyester powdery paints of graphene, comprising the following steps:
S1, first will graphene and matrix resin mix after crush, then stir the graphene and matrix resin
Crushed material, make graphene and matrix resin be sufficiently mixed with it is evenly dispersed, obtain blend；
S2, curing agent, pigments and fillers, degasser, levelling agent and antioxidant are added in the blend, after mixing evenly high warm extrusion
Out, finally through supercooling tabletting, abrasive material and separation finished product.
The invention has the advantages that the modified pure polyester powdery paints of this graphene have the following beneficial effects:
(1) the excellent electric conductivity of graphene enhances the charging property of powder particle, in electrostatic spraying, substantially improves
The upper powder penetration power of traditional powder coating and the adhesion to workpiece surface not only contribute to the film for obtaining better quality, and
And dust pollution when construction is decreased, use cost is reduced to a certain extent.
(2) graphene is laminar structured, is diffused with good physical shielding to corrosive mediums such as water, oxygen and ions
Effect, increases the infiltration distance of corrosive medium in the coating, improves the compactness and Corrosion Protection of powdery paints film.
Compared to traditional pure polyester powdery paints, the resistance to neutral salt spray time of the modified pure polyester powdery paints of graphene of the present invention
Improve 1-3 times.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the effect picture after common pure polyester powdery paints are impacted.
Fig. 2 is the effect picture after the modified pure polyester powdery paints of graphene of the invention are impacted.
Fig. 3 is effect picture of the common pure polyester powdery paints after by Neutral Salt Spray Corrosion.
Fig. 4 is effect picture of the modified pure polyester powdery paints of graphene of the invention after by Neutral Salt Spray Corrosion.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ",
The orientation or positional relationship of the instructions such as " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For the common of this field
For technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.In addition, in description of the invention
In, unless otherwise indicated, the meaning of " plurality " is two or more.
Embodiment 1
A kind of modified pure polyester powdery paints of graphene, the curing agent of matrix resin, 4 parts by weight including 62 parts by weight,
The pigments and fillers of 31 parts by weight, the degasser of 0.3 parts by weight, the levelling agent of 0.5 parts by weight, the antioxidant of 0.2 parts by weight and 2 weight
The graphene of part.Wherein, matrix resin is hydroxy polyester resin, and the model TGIC of curing agent, pigments and fillers are carbon black, calcium carbonate
With the combination of barium sulfate, degasser is styrax, the model PV88 of levelling agent, the model antioxidant 1010 of antioxidant.
The preparation method of the modified pure polyester powdery paints of this graphene, includes the following steps:
(1) matrix resin of 62 parts by weight and the graphene of 2 parts by weight are mixed, is put into high-speed stirred pulverizer, with
The speed stirring of 20000rpm crushes 2min, obtains the blend of graphene and matrix resin；
(2) be added into the blend of graphene and matrix resin the curing agent of 4 parts by weight, the pigments and fillers of 31 parts by weight,
The antioxidant of the degasser of 0.3 parts by weight, the levelling agent of 0.5 parts by weight and 0.2 parts by weight, it is mixed with the speed stirring of 20000rpm
After closing 2min, using melting extrusion equipment, high temperature is squeezed out at 118 DEG C, through cooling tabletting, abrasive material and separation finished product.
Embodiment 2
A kind of modified pure polyester powdery paints of graphene, the solidification of matrix resin, 3.5 parts by weight including 57 parts of weight
Agent, the pigments and fillers of 37 parts by weight, the degasser of 0.3 parts by weight, levelling agent part of 0.5 parts by weight, 0.2 parts by weight antioxidant and
The graphene of 1.5 parts by weight.Wherein, matrix resin is hydroxy polyester resin, and the model TGIC of curing agent, pigments and fillers are titanium white
The combination of powder, calcium carbonate and barium sulfate, degasser are styrax, the model GLP503 of levelling agent, the model of antioxidant
PEP-36。
The preparation method of the modified pure polyester powdery paints of this graphene, includes the following steps:
(1) matrix resin of 57 parts by weight and the graphene of 1.5 parts by weight are mixed, are put into high-speed stirred pulverizer,
2min is crushed with the speed stirring of 20000rpm, obtains the blend of graphene and matrix resin；
(2) curing agent of 3.5 parts by weight is added into the blend of graphene and matrix resin, the face of 37 parts by weight is filled out
Material, the degasser of 0.3 parts by weight, the levelling agent of 0.5 parts by weight and 0.2 parts by weight antioxidant, stirred with the speed of 20000rpm
After mixing mixing 2min, using melting extrusion equipment, high temperature is squeezed out at 118 DEG C, through cooling tabletting, abrasive material and separation finished product.
Embodiment 3
A kind of modified pure polyester powdery paints of graphene, the solidification of matrix resin, 3.5 parts by weight including 49 parts by weight
Agent, the pigments and fillers of 46 parts by weight, the degasser of 0.3 parts by weight, the levelling agent of 0.5 parts by weight, the antioxidant of 0.2 parts by weight and 1
The graphene of parts by weight, wherein matrix resin is hydroxy polyester resin, the model Primid XL-522 of curing agent, pigments and fillers
For the combination of carbon black, calcium carbonate and barium sulfate, degasser is styrax, the model GLP588 of levelling agent, the model of antioxidant
For antioxidant 1010.
The preparation method of the modified pure polyester powdery paints of this graphene, includes the following steps:
(1) matrix resin of 49 parts by weight and the graphene of 1 parts by weight are mixed, is put into high-speed stirred pulverizer, with
The speed stirring of 20000rpm crushes 2min, obtains the blend of graphene and matrix resin；
(2) curing agent of 3.5 parts by weight is added into the blend of graphene and matrix resin, the face of 46 parts by weight is filled out
Material, the degasser of 0.3 parts by weight, the levelling agent of 0.5 parts by weight and 0.2 parts by weight antioxidant, stirred with the speed of 20000rpm
After mixing mixing 2min, using melting extrusion equipment, high temperature is squeezed out at 118 DEG C, through cooling tabletting, abrasive material and separation finished product.
Comparative example 1
That graphene is not added in formula used, remaining raw material and preparation method are identical with embodiment 1.
Powdery paints prepared by embodiment 1-3 and comparative example 1, after electrostatic spraying, melting and solidification film forming, test is each
Film performance is as shown in table 1.
1 the performance test results of table
From the data in table 1, it can be seen that 1-3 of the embodiment of the present invention preparation powdery paints, coating adhesive force, impact resistance with
And in terms of bending property, compared with comparative example 1, improve significantly, this illustrates the modified pure polyester powder of graphene of the invention
Last coating is had excellent performance.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, not to the schematic representation of the term
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of modified pure polyester powdery paints of graphene, it is characterised in that: including matrix resin, curing agent, pigments and fillers, degassing
Agent, levelling agent, antioxidant and graphene.
2. the modified pure polyester powdery paints of a kind of graphene as described in claim 1, it is characterised in that:
Described matrix resin is 40 ~ 80 parts by weight；
The curing agent is 2 ~ 8 parts by weight；
The pigments and fillers are 10 ~ 50 parts by weight；
The degasser is 0.1 ~ 1 parts by weight；
The levelling agent is 0.1 ~ 1 parts by weight；
The antioxidant is 0.1 ~ 1 parts by weight；
The graphene is 0.1 ~ 10 parts by weight.
3. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 2, it is characterised in that: the graphene includes
Hexagon cellular shape carbon plate less than 20 layers, the content of carbon is greater than 90% in the graphene.
4. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 1,2 or 3, it is characterised in that: described matrix
Resin is hydroxy polyester resin.
5. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 4, it is characterised in that: the type of the curing agent
Number be TGIC, Primid XL-522 or PT910.
6. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 1,2 or 3, it is characterised in that: the face is filled out
Material includes one or more of titanium dioxide, pearl powder, carbon black, calcium carbonate and barium sulfate.
7. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 1,2 or 3, it is characterised in that: the degassing
Agent includes that styrax, amide be cured and one or more of polyethylene wax.
8. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 1,2 or 3, it is characterised in that: the levelling
Model PV88, Modaflow Powder 2000, GLP503 or the GLP588 of agent.
9. the modified pure polyester powdery paints of a kind of graphene as claimed in claim 1,2 or 3, it is characterised in that: the antioxygen
Model antioxidant 1010, PEP-36 the or Irganox B900 of agent.
10. a kind of prepare the methods such as a kind of modified pure polyester powdery paints of the described in any item graphenes of claim 1 ~ 9,
It is characterized in that, comprising the following steps:
S1, it is crushed after first mixing graphene and matrix resin, then stirs the crushing of the graphene and matrix resin
Object, make graphene and matrix resin be sufficiently mixed with it is evenly dispersed, obtain blend；
S2, curing agent, pigments and fillers, degasser, levelling agent and antioxidant being added in the blend, high temperature squeezes out after mixing evenly,
Finally through supercooling tabletting, abrasive material and separation finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109735211A (en) * | 2018-12-29 | 2019-05-10 | 安徽鑫发铝业有限公司 | A kind of high-performance high-speed rail aluminum profile |
| CN110256943A (en) * | 2019-06-12 | 2019-09-20 | 福建万安实业集团有限公司 | The modified extra-weather-proof powdery paints of graphene |
| CN110511367A (en) * | 2019-08-20 | 2019-11-29 | 安徽神剑新材料股份有限公司 | A kind of polyester resin for powder coating of containing graphene |
| CN111793413A (en) * | 2020-07-07 | 2020-10-20 | 山东尚核电力科技有限公司 | Powder coating for lining plastic, composite master batch and lining plastic composite pipe |
| CN112322188A (en) * | 2020-11-03 | 2021-02-05 | 聊城市聚星祥美新材料科技有限公司 | Environment-friendly aging-resistant electrostatic plastic powder coating and preparation and spraying process thereof |
| CN113117815A (en) * | 2021-03-04 | 2021-07-16 | 安徽绿能技术研究院有限公司 | Preparation process of graphene modified polyester resin for track anticorrosive paint |
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| US8829088B1 (en) * | 2013-04-29 | 2014-09-09 | Xerox Corporation | Fuser member compositions |
| CN104312391A (en) * | 2014-10-14 | 2015-01-28 | 江苏华光粉末有限公司 | Graphene antistatic powder coating and preparation method of antistatic powder coating |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8829088B1 (en) * | 2013-04-29 | 2014-09-09 | Xerox Corporation | Fuser member compositions |
| CN104312391A (en) * | 2014-10-14 | 2015-01-28 | 江苏华光粉末有限公司 | Graphene antistatic powder coating and preparation method of antistatic powder coating |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109735211A (en) * | 2018-12-29 | 2019-05-10 | 安徽鑫发铝业有限公司 | A kind of high-performance high-speed rail aluminum profile |
| CN110256943A (en) * | 2019-06-12 | 2019-09-20 | 福建万安实业集团有限公司 | The modified extra-weather-proof powdery paints of graphene |
| CN110511367A (en) * | 2019-08-20 | 2019-11-29 | 安徽神剑新材料股份有限公司 | A kind of polyester resin for powder coating of containing graphene |
| CN111793413A (en) * | 2020-07-07 | 2020-10-20 | 山东尚核电力科技有限公司 | Powder coating for lining plastic, composite master batch and lining plastic composite pipe |
| CN112322188A (en) * | 2020-11-03 | 2021-02-05 | 聊城市聚星祥美新材料科技有限公司 | Environment-friendly aging-resistant electrostatic plastic powder coating and preparation and spraying process thereof |
| CN113117815A (en) * | 2021-03-04 | 2021-07-16 | 安徽绿能技术研究院有限公司 | Preparation process of graphene modified polyester resin for track anticorrosive paint |
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Application publication date: 20181225 |