CN106188453A - A kind of melamine resin process units with continuous adhesion-promoting effect - Google Patents
A kind of melamine resin process units with continuous adhesion-promoting effect Download PDFInfo
- Publication number
- CN106188453A CN106188453A CN201610854009.8A CN201610854009A CN106188453A CN 106188453 A CN106188453 A CN 106188453A CN 201610854009 A CN201610854009 A CN 201610854009A CN 106188453 A CN106188453 A CN 106188453A
- Authority
- CN
- China
- Prior art keywords
- chuck
- screw machine
- melamine resin
- process units
- promoting effect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229920000877 Melamine resin Polymers 0.000 title claims abstract description 37
- 239000004640 Melamine resin Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000008569 process Effects 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 title claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 239000002671 adjuvant Substances 0.000 claims abstract description 7
- 239000003513 alkali Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 11
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims 1
- 229920005989 resin Polymers 0.000 abstract description 7
- 239000011347 resin Substances 0.000 abstract description 7
- 229930040373 Paraformaldehyde Natural products 0.000 abstract description 6
- 229920002866 paraformaldehyde Polymers 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 5
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229920003180 amino resin Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
- C08G12/32—Melamines
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Abstract
The present invention discloses a kind of melamine resin process units with continuous adhesion-promoting effect, belong to technical field of chemical, including the mixture feed bin being sequentially connected with, product pump, the first screw machine and the second screw machine, mixture feed bin is connected with tripolycyanamide high compartment and paraformaldehyde high compartment respectively, the feed end of the first screw machine arranges alkali liquor charging aperture, and the feed end of the first screw machine, intermediate ends or end are provided with adjuvant charging aperture；First screw machine is identical with described second screw machine structure, include cylinder and the screw rod being arranged in cylinder respectively, being arranged at intervals with supply unit and dispersal unit on screw rod, supply unit is made up of 3～5 left-handed blades and a dextrorotation blade, and dextrorotation blade is arranged on the one end often organizing supply unit.Screw machine internal module, according to producing needs, is improved by the present invention, with reach melamine resin mix homogeneously, be heated evenly, the purpose of time of staying length, thus increase the resin crosslinks response time, improve resin viscosity.
Description
Technical field
The present invention relates to technical field of chemical, produce particularly to a kind of melamine resin with continuous adhesion-promoting effect
Device.
Background technology
Melamine resin, also known as melamine resin (melamine-formaldehyde resin), melamine formaldehyde (MF) tree
Fat, is the polymer obtained by tripolycyanamide reacts with formaldehyde.Crosslinking reaction during machine-shaping, goods are insoluble thermosetting
Property resin.The most often it and Lauxite are referred to as amino resins.
Melamine resin can be made into melamino-formaldehyde foam through foamable reaction, and this foam is nonflammable, water-fast, heat-resisting,
Electric arc ageing-resistant, resistance to, resistance to chemical attack, there is good insulating properties, glossiness and mechanical strength, the most also there is good suction
Audio fruit.Therefore, it is widely used in building, the automobile even sound-absorbing and flame-retardant of aircraft carrier, submarine etc..
At present, existing melamine resin produces main employing batch production method, and the capital equipment of the method is reaction
Still, the method production cycle using reactor production melamine resin is longer, and reactor is airtight, a band stirring and insulation
Equipment, the viscosity of inconvenience on-line monitoring resin in melamine resin building-up process, this often results in the melamine resin produced and sticks
Spend big, not only affect the processed of subsequent product, and strengthen the cleaning difficulty of reactor.
Summary of the invention
The present invention provides a kind of melamine resin process units with continuous adhesion-promoting effect, solves existing melamine resin system
Standby production cycle length, the problem that the melamine resin viscosity obtained is big.
For solving above-mentioned technical problem, the technical scheme is that
A kind of melamine resin process units with continuous adhesion-promoting effect, including the mixture feed bin being sequentially connected with, material
Pump, the first screw machine and the second screw machine, described mixture feed bin respectively with tripolycyanamide high compartment and paraformaldehyde high compartment
Connecting, the feed end of described first screw machine arranges alkali liquor charging aperture, feed end, intermediate ends or the end of described first screw machine
It is provided with adjuvant charging aperture；Described first screw machine is identical with described second screw machine structure, includes cylinder respectively and is arranged on
Screw rod in described cylinder, described screw rod is arranged at intervals with supply unit and dispersal unit, and described supply unit is by 3～5
Left-handed blade and a dextrorotation blade are constituted, and described dextrorotation blade is arranged on the one end often organizing supply unit.
Wherein it is preferred to, described dispersal unit is the multiple grating sheet being fixed on described cylinder inboard wall, and described screw rod passes
Described grating sheet.
Wherein it is preferred to, the cylinder of described first screw machine is outside equipped with four sections of chucks, the respectively first chuck, second
Chuck, the 3rd chuck, the 4th chuck, described first chuck, described second chuck, described 3rd chuck, described 4th chuck divide
It is not connected with four die heaters.
Wherein it is preferred to, the die heater preset temperature being connected with described first chuck is 80～110 DEG C, with described second
Chuck connect die heater preset temperature be 95～150 DEG C, the die heater preset temperature being connected with described 3rd chuck be 100～
160 DEG C, the die heater preset temperature being connected with described 4th chuck is 90～140 DEG C.
Wherein it is preferred to, the cylinder of described second screw machine is outside equipped with the 5th chuck, is connected with die heater.
Wherein it is preferred to, the die heater preset temperature being connected with described second screw machine is 65～95 DEG C.
Wherein it is preferred to, it is respectively arranged with the 6th chuck, the 7th chuck and the 8th chuck outside described second screw machine, point
Not being connected with die heater, the preset temperature of the die heater being connected with described 6th chuck is 100～90 DEG C, with described 7th chuck
The preset temperature of the die heater connected is 90～80 DEG C, and the preset temperature of the die heater being connected with described 8th chuck is 80～70
℃。
Wherein it is preferred to, the material time of staying in described first screw machine is 5～10min.
Wherein it is preferred to, the material time of staying in described second screw machine is 25～45min.
Beneficial effects of the present invention:
1. the present invention is on the basis of original internal screw machine structure, according to producing needs, enters screw machine internal module
Row improve, with reach melamine resin mix homogeneously, be heated evenly, the purpose of time of staying length, thus increase resin crosslinks reaction
Time, improve resin viscosity.
2 present invention a kind of have the melamine resin process units production process raw material availability of continuous adhesion-promoting effect high,
Energy consumption is low, yield is high, produce without the three wastes, can be with the stable melamine resin of the continuous print quality of production, and the product matter of melamine resin
Amount is good.
Continuity of production process the most of the present invention is good, and action required personnel are few, and automaticity is high.
4. use process units of the present invention with short production cycle, constant product quality.
5 use process units production process safety of the present invention.
Process units simple in construction the most of the present invention, small investment, occupation of land are few.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the melamine resin process units in the present invention with continuous adhesion-promoting effect；
Fig. 2 be Fig. 2 along A-A to cross-sectional view.
In figure, 1. mixture feed bin, 2. product pump, 3. the first screw machine, 4. the second screw machine, 5. tripolycyanamide is high-order
Storehouse, 6. paraformaldehyde high compartment, 7. alkali liquor charging aperture, 8. adjuvant charging aperture, 9. the first chuck, 10. the second chuck, 11. the 3rd
Chuck, 12. the 4th chucks, 13. the 5th chucks, 14. die heaters, 15. cylinders, 16. screw rods, the left-handed blade of 16-1., 16-2. is right
Vane sheet, 16-3. grating sheet
Detailed description of the invention
Below the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment
It is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
The every other embodiment that art personnel are obtained under not making creative work premise, broadly falls into the model of present invention protection
Enclose.
As depicted in figs. 1 and 2, the present embodiment provides a kind of melamine resin process units with continuous adhesion-promoting effect, bag
Including mixture feed bin 1, product pump the 2, first screw machine 3 and the second screw machine 4 being sequentially connected with, mixture feed bin 1 is respectively with three
Poly cyanamid high compartment 5 and paraformaldehyde high compartment 6 connect, and arrange alkali liquor charging aperture 7, the first spiral shell at the charging of the first screw machine 3
The end of bar is provided with adjuvant charging aperture 8.When using the present embodiment to prepare melamine resin, tripolycyanamide is powder, paraformaldehyde
For particulate material, the solvent of reaction is the alkali liquor added at the charging of the first screw machine 3, wherein, alkali liquor be mass ratio be 0.2～
0.5% organic base or the aqueous solution of inorganic base.The adjuvant added is one or more inorganic sodiums.Use setting of the present embodiment
Standby, powdery tripolycyanamide and graininess paraformaldehyde mix homogeneously in mixture feed bin 1 before the reaction, mixture feed bin 1 is protected
Demonstrate,prove material uniform feeding the most in proportion.Adjuvant charging aperture 8 can also be arranged on the first screw machine 3 feed end or in
Between position.
Wherein, the cylinder 1515 of the first screw machine 3 is outside equipped with four sections of chucks, respectively first chuck the 9, second chuck
10, the 3rd chuck the 11, the 4th chuck 12, first chuck the 9, second chuck the 10, the 3rd chuck the 11, the 4th chuck 12 respectively with four
Die heater 14 connects.Die heater 14 preset temperature being connected with the first chuck 9 is 100～110 DEG C, is connected with the second chuck 10
Die heater 14 preset temperature is 110～120 DEG C, and die heater 14 preset temperature being connected with the 3rd chuck 11 is 120～130 DEG C,
Die heater 14 preset temperature being connected with the 4th chuck 12 is 130～140 DEG C.Four sections of chucks are set, make material when different
Between keep different temperature, being more beneficial for reacting balance has the carrying out of control.
Adjust the rotating speed of the screw rod of the first screw machine 3, make the material time of staying in the first screw machine 3 be 5～
10min。
Wherein, the cylinder 15 of the second screw machine 4 is outside equipped with the 5th chuck 13, is connected, with the second spiral shell with protecting die heater 14
The die heater preset temperature that bar machine 4 connects is 65～95 DEG C.
Adjust the rotating speed of the screw rod of the second screw machine 4, make the material time of staying in the second screw machine 4 be 25～
45min。
The process units of the present embodiment can be with the stable melamine resin of the continuous print quality of production, and the product matter of melamine resin
Amount is good.
First screw machine 3 is identical with the second screw machine 4 structure, includes cylinder 15 and the screw rod being arranged in cylinder 15 respectively
16, screw rod is arranged at intervals with supply unit and dispersal unit, supply unit is by 3～5 left-handed blade 16-1 and a dextrorotation
Blade 16-2 is constituted, and dextrorotation blade 16-2 is arranged on the one end often organizing supply unit.
Wherein, dispersal unit is multiple grating sheet 16-3 being fixed on cylinder 15 inwall, and screw rod 16 is through grating sheet 16-3.
Material enters dextrorotation blade 16-2 from left-handed blade 16-1, then is uniformly dispersed through dispersal unit, makes the rotation of material
Turning direction constantly to change, therefore produce whirlpool and add collision effect, create turbulent flow at whirlpool and collision, this effect is entered
One step makes liquid more fully be mixed.Owing to these effects all occur inside cylinder 15, thus right in mixed process
The viscosity loss of resin is less.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (9)
1. a melamine resin process units with continuous adhesion-promoting effect, it is characterised in that: include the mixture being sequentially connected with
Feed bin, product pump, the first screw machine and the second screw machine, described mixture feed bin respectively with tripolycyanamide high compartment and poly first
Aldehyde high compartment connects, and the feed end of described first screw machine arranges alkali liquor charging aperture, the feed end of described first screw machine, centre
End or end are provided with adjuvant charging aperture；Described first screw machine is identical with described second screw machine structure, includes cylinder respectively
With the screw rod being arranged in described cylinder, described screw rod is arranged at intervals with supply unit and dispersal unit, described supply unit
Being made up of 3～5 left-handed blades and a dextrorotation blade, described dextrorotation blade is arranged on the one end often organizing supply unit.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 1, it is characterised in that: institute
Stating dispersal unit is the multiple grating sheet being fixed on described cylinder inboard wall, and described screw rod passes described grating sheet.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 1, it is characterised in that: institute
State the cylinder of the first screw machine and be outside equipped with four sections of chucks, the respectively first chuck, the second chuck, the 3rd chuck, the 4th chuck,
Described first chuck, described second chuck, described 3rd chuck, described 4th chuck are connected with four die heaters respectively.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 3, it is characterised in that: with
The die heater preset temperature that described first chuck connects is 80～110 DEG C, and the die heater being connected with described second chuck presets temperature
Degree is 95～150 DEG C, and the die heater preset temperature being connected with described 3rd chuck is 100～160 DEG C, with described 4th chuck even
The die heater preset temperature connect is 90～140 DEG C.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 1, it is characterised in that: institute
The cylinder stating the second screw machine is outside equipped with the 5th chuck, is connected with die heater.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 5, it is characterised in that: with
The die heater preset temperature that described second screw machine connects is 65～95 DEG C.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 1, it is characterised in that: institute
State and outside the second screw machine, be respectively arranged with the 6th chuck, the 7th chuck and the 8th chuck, be connected with die heater respectively, with described
The preset temperature of the die heater that six chucks connect is 100～90 DEG C, with the preset temperature of the die heater that described 7th chuck is connected
Being 90～80 DEG C, the preset temperature of the die heater being connected with described 8th chuck is 80～70 DEG C.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 1, it is characterised in that: thing
The material time of staying in described first screw machine is 5～10min.
A kind of melamine resin process units with continuous adhesion-promoting effect the most according to claim 1, it is characterised in that: thing
The material time of staying in described second screw machine is 25～45min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610854009.8A CN106188453B (en) | 2016-09-27 | 2016-09-27 | A kind of melamine resin process units with continuous increasing stick effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610854009.8A CN106188453B (en) | 2016-09-27 | 2016-09-27 | A kind of melamine resin process units with continuous increasing stick effect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106188453A true CN106188453A (en) | 2016-12-07 |
| CN106188453B CN106188453B (en) | 2019-05-24 |
Family
ID=57521205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610854009.8A Active CN106188453B (en) | 2016-09-27 | 2016-09-27 | A kind of melamine resin process units with continuous increasing stick effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106188453B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4996289A (en) * | 1988-08-25 | 1991-02-26 | Basf Aktiengesellschaft | Continuous preparation of aqueous melamine/formaldehyde precondensate solutions |
| CN102838744A (en) * | 2012-10-03 | 2012-12-26 | 上海会博新材料科技有限公司 | Continuous production device for poly-p-phenylene terephthamide resin |
| CN203985860U (en) * | 2014-07-08 | 2014-12-10 | 阳政精机（无锡）有限公司 | A kind of conveying device for semisolid edible oil and fat |
-
2016
- 2016-09-27 CN CN201610854009.8A patent/CN106188453B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4996289A (en) * | 1988-08-25 | 1991-02-26 | Basf Aktiengesellschaft | Continuous preparation of aqueous melamine/formaldehyde precondensate solutions |
| CN102838744A (en) * | 2012-10-03 | 2012-12-26 | 上海会博新材料科技有限公司 | Continuous production device for poly-p-phenylene terephthamide resin |
| CN203985860U (en) * | 2014-07-08 | 2014-12-10 | 阳政精机（无锡）有限公司 | A kind of conveying device for semisolid edible oil and fat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106188453B (en) | 2019-05-24 |
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Denomination of invention: A melamine resin production device with continuous thickening effect Granted publication date: 20190524 Pledgee: Bank of China Limited Zhengzhou Airport Branch Pledgor: ZHENGZHOU FOAMTECH NANO MATERIAL Co.,Ltd. Registration number: Y2024980034030 |
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