CN106215842A - A kind of device preparing melamine resin - Google Patents
A kind of device preparing melamine resin Download PDFInfo
- Publication number
- CN106215842A CN106215842A CN201610623236.XA CN201610623236A CN106215842A CN 106215842 A CN106215842 A CN 106215842A CN 201610623236 A CN201610623236 A CN 201610623236A CN 106215842 A CN106215842 A CN 106215842A
- Authority
- CN
- China
- Prior art keywords
- chuck
- melamine resin
- die heater
- screw machine
- preset temperature
- 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.)
- Pending
Links
- 229920000877 Melamine resin Polymers 0.000 title claims abstract description 37
- 239000004640 Melamine resin Substances 0.000 title claims abstract description 33
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 229930040373 Paraformaldehyde Natural products 0.000 claims abstract description 7
- 239000003513 alkali Substances 0.000 claims abstract description 7
- 229920002866 paraformaldehyde Polymers 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000002671 adjuvant Substances 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000000034 method 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
- 230000032683 aging Effects 0.000 description 1
- 229920003180 amino resin Polymers 0.000 description 1
- 238000010923 batch production 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
- 239000000686 essence Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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
- 238000002360 preparation method Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 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
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/008—Feed or outlet control devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/19—Details relating to the geometry of the reactor
- B01J2219/194—Details relating to the geometry of the reactor round
- B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
- B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Abstract
The present invention discloses a kind of device preparing melamine resin, 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, described mixture feed bin is connected with having tripolycyanamide high compartment and paraformaldehyde high compartment respectively, arranging alkali liquor charging aperture at the inlet side of described first screw machine, feed end, centre position or the end of described first screw rod are provided with adjuvant charging aperture.The device production process raw material availability preparing melamine resin of invention is high, energy consumption is low, yield is high, without three wastes generation, can be with the stable melamine resin of the continuous print quality of production, and the product quality of melamine resin is good.
Description
Technical field
The present invention relates to technical field of chemical, particularly to a kind of device preparing melamine resin.
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 production cycle is long, and prepared product viscosity is big.
Summary of the invention
The present invention provides a kind of device preparing melamine resin, solves that existing melamine resin preparation process is discontinuous asks
Topic.
For solving above-mentioned technical problem, the technical scheme is that
A kind of device preparing melamine resin, including the mixture feed bin being sequentially connected with, product pump, the first screw machine and
Two screw machines, described mixture feed bin is connected with tripolycyanamide high compartment and paraformaldehyde high compartment respectively, described first screw rod
The feed end of machine arranges alkali liquor charging aperture, and feed end, intermediate ends or the end of described first screw rod are provided with adjuvant charging aperture.
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, described second screw rod
The cylinder of machine is outside equipped with the 5th chuck, is connected with protecting 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 device production process raw material availability preparing melamine resin of the present invention is high, energy consumption is low, yield is high, without the three wastes
Produce, can be with the stable melamine resin of the continuous print quality of production, and the product quality of melamine resin is good.
Continuity of production process the most of the present invention is good, and action required personnel are few, and automaticity is high.
3. use process units of the present invention with short production cycle, constant product quality.
4. 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 that embodiment 1 prepares melamine resin device；
Fig. 2 is the structural representation that embodiment 2 prepares melamine resin device.
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. the 6th chucks, 16. the 7th chucks, 17. the 8th chucks
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.
Embodiment 1
As it is shown in figure 1, the present embodiment provides a kind of device preparing melamine resin, including the mixture feed bin being sequentially connected with
1, product pump the 2, first screw machine 3 and the second screw machine 4, mixture feed bin 1 respectively with tripolycyanamide high compartment 5 and paraformaldehyde
High compartment 6 connects, and arranges alkali liquor charging aperture 7 at the charging of the first screw machine 3, and the end of the first screw rod is provided with adjuvant charging aperture
8.Using the present embodiment when preparing melamine resin, tripolycyanamide is powder, and paraformaldehyde is particulate material, and the solvent of reaction is the
The alkali liquor added at the charging of one screw machine 3, wherein, alkali liquor be mass ratio be 0.2～0.5% organic base or inorganic base water-soluble
Liquid.The adjuvant added is one or more inorganic sodiums.Use the present embodiment equipment, before the reaction powdery tripolycyanamide and
Granular paraformaldehyde is mix homogeneously in mixture feed bin 1, and mixture feed bin 1 ensure that material the most uniformly enters
Material.Adjuvant charging aperture 8 can also be arranged on feed end or the centre position of the first screw machine 3.
Wherein, the cylinder of the first screw machine 3 is outside equipped with four sections of chucks, respectively first chuck the 9, second chuck 10,
Three chuck the 11, the 4th chucks 12, first chuck the 9, second chuck the 10, the 3rd chuck the 11, the 4th chuck 12 respectively with four Tai Mowen
Machine 14 connects.Die heater 14 preset temperature being connected with the first chuck 9 is 100～110 DEG C, the mould temperature being connected with the second chuck 10
Machine 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, with
Die heater 14 preset temperature that four chucks 12 connect is 130～140 DEG C.Four sections of chucks are set, make material protect in the different time
Holding 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 of the second screw machine 4 is outside equipped with the 5th chuck 13, is connected, with the second screw rod with protecting die heater 14
The die heater preset temperature that 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 device preparing melamine resin of the present embodiment can be with the stable melamine resin of the continuous print quality of production, and melamine tree
The product quality of fat is good.
Embodiment 2
As in figure 2 it is shown, the present embodiment provides a kind of device preparing melamine resin, in the present embodiment, described second screw rod
It is respectively arranged with the 6th chuck the 15, the 7th chuck 16 and the 8th chuck 17 outside machine, is connected with die heater respectively, with described 6th folder
The preset temperature of the die heater of set 15 connection is 100～90 DEG C, with the default temperature of the die heater 14 that described 7th chuck 17 is connected
Degree is 90～80 DEG C, and the preset temperature of the die heater being connected with described 8th chuck 18 is 80～70 DEG C.
Other structure of the device preparing melamine resin of the present embodiment is the most same as in Example 1, does not repeats them here.
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 (8)
1. the device preparing melamine resin, it is characterised in that: the mixture feed bin that includes being sequentially connected with, product pump, first
Screw machine and the second screw machine, described mixture feed bin is connected with tripolycyanamide high compartment and paraformaldehyde high compartment respectively, institute
The feed end stating the first screw machine arranges alkali liquor charging aperture, and feed end, intermediate ends or the end of described first screw rod are provided with auxiliary
Material charging aperture.
A kind of device preparing melamine resin the most according to claim 1, it is characterised in that: the cylinder of described first screw machine
External it is provided with four sections of chucks, the respectively first chuck, the second chuck, the 3rd chuck, the 4th chuck, described first chuck, institute
State the second chuck, described 3rd chuck, described 4th chuck are connected with four die heaters respectively.
A kind of device preparing melamine resin the most according to claim 2, it is characterised in that: it is connected with described first chuck
Die heater preset temperature be 80～110 DEG C, the die heater preset temperature being connected with described second chuck is 95～150 DEG C, with
The die heater preset temperature that described 3rd chuck connects is 100～160 DEG C, and the die heater being connected with described 4th chuck presets temperature
Degree is 90～140 DEG C.
A kind of device preparing melamine resin the most according to claim 1, it is characterised in that: the cylinder of described second screw machine
External it is provided with the 5th chuck, is connected with die heater.
A kind of device preparing melamine resin the most according to claim 5, it is characterised in that: with described second screw machine even
The die heater preset temperature connect is 65～95 DEG C.
A kind of device preparing melamine resin the most according to claim 1, it is characterised in that: divide outside described second screw machine
It is not provided with the 6th chuck, the 7th chuck and the 8th chuck, is connected with die heater respectively, the mould temperature being connected with described 6th chuck
The preset temperature of machine is 100～90 DEG C, and the preset temperature of the die heater being connected with described 7th chuck is 90～80 DEG C, with described
The preset temperature of the die heater that the 8th chuck connects is 80～70 DEG C.
A kind of device preparing melamine resin the most according to claim 1, it is characterised in that: material is at described first screw rod
The time of staying in machine is 5～10min.
A kind of device preparing melamine resin the most according to claim 1, it is characterised in that: material is at described second screw rod
The time of staying in machine is 25～45min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623236.XA CN106215842A (en) | 2016-08-02 | 2016-08-02 | A kind of device preparing melamine resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623236.XA CN106215842A (en) | 2016-08-02 | 2016-08-02 | A kind of device preparing melamine resin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106215842A true CN106215842A (en) | 2016-12-14 |
Family
ID=57535061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610623236.XA Pending CN106215842A (en) | 2016-08-02 | 2016-08-02 | A kind of device preparing melamine resin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106215842A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106750072A (en) * | 2017-01-17 | 2017-05-31 | 濮阳绿宇泡绵有限公司 | The continuous production device and method of a kind of amino resins |
Citations (2)
| 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 |
-
2016
- 2016-08-02 CN CN201610623236.XA patent/CN106215842A/en active Pending
Patent Citations (2)
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106750072A (en) * | 2017-01-17 | 2017-05-31 | 濮阳绿宇泡绵有限公司 | The continuous production device and method of a kind of amino resins |
| CN106750072B (en) * | 2017-01-17 | 2019-07-09 | 濮阳绿宇新材料科技股份有限公司 | A kind of continuous production device and method of amino resins |
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Application publication date: 20161214 |
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