CN103555144B - Epoxy polyaniline flame retardant priming paint for subway vehicle and preparation method thereof - Google Patents
Epoxy polyaniline flame retardant priming paint for subway vehicle and preparation method thereof Download PDFInfo
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Abstract
The invention relates to epoxy polyaniline flame retardant priming paint for a subway vehicle and a preparation method thereof. The epoxy polyaniline flame retardant priming paint comprises two parts, namely a priming paint material part and a curing agent part, wherein the priming paint material part comprises epoxy resin, a composite antirust pigment filler, a liquid-solid composite flame retardant material, an auxiliary and a diluter; the curing agent part comprises low molecular weight modified polyamide, cashew oil phenol modified aromatic amine, a catalyst, nano polyaniline and a mixed solvent; during construction, the epoxy polyaniline flame retardant priming paint is formed by blending the priming paint material part and the curing agent part in weight ratio of 100:20; defined amount of diluter can be used for regulating applicable viscosity, so as to be convenient for construction. The epoxy polyaniline flame retardant priming paint for the subway vehicle has the characteristics of high efficiency, corrosion prevention, salt spray resistance property, quick drying, good physical and mechanical properties, strong adhesion, convenience in construction, fire prevention, flame retardance, low smoke, low toxicity and environmental protection performance, so that the anti-corrosion coating requirement of a track traffic vehicle is met.
Description
Technical field
The present invention relates to a kind of railcar Epoxy polyaniline flame retardant priming paint and preparation method thereof.
Background technology
At present, railcar priming paint, mainly with redix, add zinc phosphate, aluminium triphosphate, the inorganic rust-stabilising pigment such as ferric oxide, and the filler such as superfine talcum powder, barium sulfate, add conventional dispersant simultaneously, rheological agent, defoamer, anti-sudden strain of a muscle rust agent etc. and thinner form paint vehicle part, with polymeric amide, modified by cardanol amine and solvent for curing agent part, be equipped with appropriate thinner during construction and form.Along with the raising that railcar priming paint requires in Corrosion Protection and fire retardant performance, the approach solved at present mainly contains three classes: a class adds the high-efficiency rust-preventive pigment such as zinc-chrome yellow, red lead, in conjunction with ammonium polyphosphate and halogen containing flame-retardant.Zinc-chrome yellow, red lead good antirust property, but containing heavy metal, ammonium polyphosphate based flame retardant smog is comparatively large, and halogen containing flame-retardant smog toxicity is higher; Equations of The Second Kind adds the rust-stabilising pigment such as zinc-chrome yellow, red lead, fire retardant phosphoric acid ester liquid flame retardant, and this series products heavy metal content is high, and flame retardant effect is poor; 3rd class adds polyaniline compound organic rust preventing material, and polyaniline (PAn) is a kind of high-tech novel material with specific function, and its antiseptic property is excellent, have certain flame retardant effect, but common polyaniline is difficult to be dispersed in coating system.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, there is provided a kind of there is high-efficiency anticorrosive, salt spray resistance is excellent, drying is rapid, physical and mechanical properties is good, the railcar Epoxy polyaniline flame retardant priming paint of strong adhesion, constructability, fire protection flame retarding, low-smoke low-toxicity environment-friendly type performance characteristics and preparation method thereof, to adapt to the corrosion-proof coating requirement of rail traffic vehicles.
For achieving the above object, the technical solution that the present invention adopts is: a kind of preparation method of railcar Epoxy polyaniline flame retardant priming paint, is characterized in that this described Epoxy polyaniline flame retardant priming paint is made up of primer vehicle and solidifying agent two portions; Namely Epoxy polyaniline flame retardant priming paint is made up of following raw material and step:
(1) each raw material weight proportioning forming primer vehicle is:
Composite antirust color stuffing 45-55 part, E-20 epoxy resin 15-20 part,
E-44 epoxy resin 5-10 part, tritolyl phosphate 2.0-2.5 part,
Ammonium polyphosphate 1.6-2.0 part, silicone antifoam agent 1.0-1.3 part,
Aerosil 0.7-0.9 part, Sulfonates anti-sudden strain of a muscle rust agent 0.7-0.9 part,
Organobentonite 0.2-0.3 part, high molecular block interpolymers dispersion agent 1.8-2.2 part,
Thinner 15-25 part;
Wherein: composite antirust color stuffing is zinc phosphate: nano zine oxide: aluminium triphosphate: ferric oxide series: mica powder: ultra-fine barium sulfate: the compound of micronized talc powder=16:8:16:15:12:18:15 weight ratio; Thinner is dimethylbenzene: propyl carbinol: diacetone alcohol: the mixed solvent of butyl glycol ether=40:35:15:10 weight ratio;
(2) weight proportion forming each raw material of solidifying agent is:
Lower molecular weight modified polyamide 20-25 part, cashew nut oil phenol modified aromatic amine 20-25 part,
Catalyzer 4-6 part, nano polyaniline liquid 15-25 part,
Mixed solvent 30-35 part;
Wherein: nano polyaniline liquid is nano polyaniline: the mixed solution of N-methyl-2-pyrrolidone=1:1 weight ratio; Mixed solvent is dimethylbenzene: the mixed solvent of butanols=1:1 weight ratio;
Described each step is:
A, the preparation of primer vehicle: by 11 kinds of raw materials of composition primer vehicle by weight ratio, first two kinds of epoxy resin are made an addition in container tank, and under this container tank is placed in dispersion machine, open dispersion machine, adjusting rotary speed is 500-800 rev/min, then under whipped state, thinner is added successively, composite antirust color stuffing, tritolyl phosphate (fire retardant material), ammonium polyphosphate (fire retardant material), silicone antifoam agent (auxiliary agent), aerosil (auxiliary agent), anti-sudden strain of a muscle rust agent (auxiliary agent) of Sulfonates, organobentonite (auxiliary agent), high molecular block interpolymers dispersion agent (auxiliary agent), after reinforced, adjustment dispersing speed is 1000-1200 rev/min, stirs 10-15 minute, obtains pre-dispersed slurry, then pumped in sand mill with air pump, be ground to fineness≤30 μm discharging, filter in 80 object screen clothes, removing mechanical impurity, primer vehicle, pack with metal bucket, stand-by,
The preparation of B, solidifying agent: first prepare nano polyaniline liquid, nano polyaniline liquid is nano polyaniline: the mixed solution of N-methyl-2-pyrrolidone=1:1 weight ratio; Container tank is placed in by weight ratio by nano polyaniline, and under this container tank is placed in dispersion machine, open dispersion machine, adjusting rotary speed is 500-600 rev/min, under whipped state, add N-methyl-2-pyrrolidone by weight ratio, after reinforced, adjustment dispersing speed is 1600-2000 rev/min, stir 25-30 minute, obtain nano polyaniline liquid; Then lower molecular weight modified polyamide, cashew nut oil phenol modified aromatic amine, catalyzer and mixed solvent four kinds of raw materials in composition solidifying agent raw material are made an addition in the nano polyaniline liquid in this container tank, adjustment dispersing speed is 1000-1200 rev/min, stir 10-15 minute, screen filtration, solidifying agent, pack with metal bucket, stand-by;
The preparation of C, railcar Epoxy polyaniline flame retardant priming paint: be in use, primer vehicle is mixed with the weight proportion of solidifying agent by 100:20, working viscosity can be regulated with appropriate thinner during construction, railcar Epoxy polyaniline flame retardant priming paint.
By a kind of railcar Epoxy polyaniline flame retardant priming paint prepared by described method.
this railcar mechanism of action of Epoxy polyaniline flame retardant priming paint:
(1) epoxy resin and solidifying agent reaction mechanism: the epoxy ring-opening of the primary amine containing reactive hydrogen atom and secondary amine and epoxy resin generates hydroxyl, and hydroxyl plays etherification reaction with epoxy group(ing) again, finally generates netted or three-dimensional polymer; Tertiary amine plays katalysis.
(2) nano polyaniline anticorrosion mechanism: polyaniline can be oxidized O by oxygen
2+ 2H
2o+PAn
o=PAn
++ 4OH
-
Thus play shielding effect, simultaneously polyaniline can form fine and close oxide film and passivation in metallic surface, also possesses the function such as anodic protection, inhibition, and forms electric field and hinder electron transmission etc., makes it have remarkable Corrosion Protection.
(3) composite antirust color stuffing anticorrosion mechanism: composite antirust color stuffing has physics or chemical antirust function concurrently.
(4) fire retardant material fire retardant mechanism: fire retardant material is that phosphoric acid ammonium class solid flame retardant and phosphate ester-containing class I liquid I fire retardant organically combine, has Synergy with nano polyaniline containing nitrogen compound simultaneously, its flame retardant effect is strengthened.
Technical essential of the present invention is: according to the characteristic of this railcar with Epoxy polyaniline flame retardant priming paint, and its resin is by E-20 bisphenol A type epoxy resin and E-44 bisphenol A type epoxy resin two kinds of resin compounded.Epoxy resin containing high and low molecular weight generates netted or three-dimensional polymer with the modified amine resin ring-opening reaction with reactive hydrogen, after making made priming paint products solidifying, there is good physical and chemical performance, it all has excellent bonding strength to the surface of metal and non-metallic material, dielectric properties are good, hardness is high, snappiness is better, can adapt to the particular requirement of railcar application.
The composite antirust color stuffing of this Epoxy polyaniline flame retardant priming paint is made up of zinc phosphate, aluminium triphosphate, mica powder, nano zine oxide, ultra-fine barium sulfate, micronized talc powder, ferric oxide series etc.The conventional rust-stabilising pigments such as zinc phosphate, aluminium triphosphate, ferric oxide have physics and chemical antirust function concurrently; Nano zine oxide, ultra-fine barium sulfate, micronized talc powder combines, and effectively can slow down settling velocity, and make priming paint upper and lower uniformity of film in construction drying process, ultra-fine color stuffing is also of value to the raising of Corrosion Protection; The mica powder adding sheet can slow down H
2o and O
2infiltration, delay the corrosion of paint film.
Nano polyaniline in this Epoxy polyaniline flame retardant priming paint can be oxidized by oxygen thus play shielding effect; simultaneously polyaniline can form fine and close oxide film and passivation in metallic surface; also possesses the function such as anodic protection, inhibition; and form electric field obstruction electron transmission etc., make it have remarkable Corrosion Protection.
The fire retardant material of this Epoxy polyaniline flame retardant priming paint adopt phosphoric acid ester liquid flame retardant and ammonium phosphate solid flame retardant composite.The research and development of domestic and international anti-flaming dope at present, be flame-retardant system mainly with P-C-N, we have selected phosphoric acid ester, ammonium polyphosphate composite on this basis, and form cooperative flame retardant effect with polyaniline, effect has larger enhancing simultaneously.Change and use traditional ammonium class, halogen fire retardant, though because of its good flame retardation effect, large, the easy defect producing the toxic and harmfuls such as hydrogen halide of the amount of being fuming, makes product of the present invention have the environmental-protecting performances such as better fire protection flame retarding, low-smoke low-toxicity.
This Epoxy polyaniline flame retardant priming paint adopts the auxiliary agent such as rheological agent, dispersion agent, defoamer, the agent of anti-sudden strain of a muscle rust.Auxiliary rheological agents selects organobentonite and gas phase SiO
2, because the gas phase SiO added
2, in coating system, very easily form three-dimensional reticulated structure, organobentonite then forms reticulated structure by being interconnected, and so not only effectively can slow down the sedimentation of pigment, and provides good levelling property and anti-sag performance for coating; Dispersion agent selects high molecular block interpolymers, its to the dispersion effect of coating system and package stability all better; Defoamer is silicone based defoamer, and it has powerful froth breaking effect; The agent of anti-sudden strain of a muscle rust is not containing the Sulfonates of nitrite.
The mixed solvent of dimethylbenzene, propyl carbinol, diacetone alcohol, butyl glycol ether selected by this Epoxy polyaniline flame retardant priming paint thinner, and its polarity is comparatively strong, and dissolving power is stronger.
Lower molecular weight modified polyamide, cashew nut oil phenol modified aromatic amine, catalyzer, nano polyaniline, dimethylbenzene, propyl carbinol, N-Methyl pyrrolidone are selected in the agent of this Epoxy polyaniline flame retardant solidifying priming paint, nano polyaniline has excellent anti-corrosion capability, and N-Methyl pyrrolidone p-poly-phenyl amine has good solvency power.
the key technical indexes of the present invention is as follows:
This Epoxy polyaniline flame retardant priming paint is through Ministry of Railways's product quality supervision and inspection Spot detection, the test of fire retardant performance, smog toxicity send SGS company to test, think that its various aspects of performance meets subway, the requirement of city rail traffic vehicle high-performance epoxy primer, its result is as follows:
(1), according to TB/T2260-2001 standard, this Epoxy polyaniline flame retardant priming paint detected result is as follows:
(2), combustion test examining report: (by EDIN 5510-2:2003)
A: burning grade S4
b:level of smoke SR2
c: drippage grade ST2 is without drippage
(3), smog toxicity test examining report is as follows:
Above data are qualified according to BS6853:1999 standard detection, have good flame retardant resistance, low-smoke low-toxicity.
In sum, the present invention is made up of primer vehicle and solidifying agent two portions; Namely be paint vehicle part by epoxy resin, composite antirust color stuffing, liquid-solid composite fire retardant material, auxiliary agent, thinner; Be curing agent part by lower molecular weight modified polyamide, cashew nut oil phenol modified aromatic amine, catalyzer, nano polyaniline, mixed solvent; By paint vehicle during construction: solidifying agent is that the weight ratio of 100:20 is carried out cooperation and formed; For ease of construction, available appropriate thinner regulates working viscosity; The invention has the beneficial effects as follows: one, select the epoxy resin of high and low molecular weight and lower molecular weight modified polyamide, cashew nut oil phenol modified aromatic amine to carry out crosslinking reaction, make that its physical and mechanical properties is good, strong adhesion, require low to construction environment.Two, select the inorganic rust-stabilising pigment such as nano polyaniline organic anti-corrosive pigment and zinc phosphate, aluminium triphosphate, ferric oxide series with the use of, have antiseptic property excellent, salt spray resistance can reach more than 1000h.Three, fire protection flame retarding, low-smoke low-toxicity: the present invention selects liquid-solid composite fire retardant material and nano polyaniline to form cooperative flame retardant effect, and fireproof flame-retardant effect has larger enhancing, not halogen-containing element has low-smoke low-toxicity environmental protection characteristic simultaneously.Four, construction application performance is good: select organobentonite and gas phase SiO
2with the use of, for coating provides good levelling property and anti-sag performance, make it store with workability good.Five, railcar Epoxy polyaniline flame retardant priming paint is tried out through South China car electric locomotive Co., Ltd., Factory, and performance and construction aspect all meet its requirement, and trial effect is good.This railcar Epoxy polyaniline flame retardant priming paint has high-efficiency anticorrosive, salt spray resistance is excellent, drying is rapid, physical and mechanical properties is good, strong adhesion, constructability, fire protection flame retarding, low-smoke low-toxicity environment-friendly type performance characteristics, to adapt to the corrosion-proof coating requirement of rail traffic vehicles.
Embodiment
A kind of railcar Epoxy polyaniline flame retardant priming paint and preparation method thereof, is characterized in that this described Epoxy polyaniline flame retardant priming paint is made up of primer vehicle and solidifying agent two portions; Namely Epoxy polyaniline flame retardant priming paint is made up of following raw material and step:
(1) each raw material weight proportioning forming primer vehicle is:
Composite antirust color stuffing 45-55 part, E-20 epoxy resin 15-20 part,
E-44 epoxy resin 5-10 part, tritolyl phosphate 2.0-2.5 part,
Ammonium polyphosphate 1.6-2.0 part, silicone antifoam agent 1.0-1.3 part,
Aerosil 0.7-0.9 part, Sulfonates anti-sudden strain of a muscle rust agent 0.7-0.9 part,
Organobentonite 0.2-0.3 part, high molecular block interpolymers dispersion agent 1.8-2.2 part,
Thinner 15-25 part;
Wherein: composite antirust color stuffing is zinc phosphate: nano zine oxide: aluminium triphosphate: ferric oxide series: mica powder: ultra-fine barium sulfate: the compound of micronized talc powder=16:8:16:15:12:18:15 weight ratio; Thinner is dimethylbenzene: propyl carbinol: diacetone alcohol: the mixed solvent of butyl glycol ether=40:35:15:10 weight ratio;
Zinc phosphate in above-mentioned composite antirust color stuffing is that the south of the River, Guangxi fine chemistry industry Materials Co., Ltd produces, nano zine oxide is that Zhuzhou Zhong Le chemical materials company limited produces, aluminium triphosphate is that Xin Jing Science and Technology Ltd. of Guangxi Inst. of Chemical Engineering produces, ferric oxide serial pigment is that South 3rd Ring Road, lake pigment company produces, mica powder is that Chuzhou, Anhui Province Ge Rui mining industry company limited produces, ultra-fine barium sulfate is that Guizhou millimicro powder body material company limited produces, and micronized talc powder is that Guangxi Long Guang talcum development corporation, Ltd. produces; E-20 epoxy resin, E-44 epoxy resin are respectively South Asia, Taiwan resin processing plant and produce 901 × 75 epoxy resin, 128 epoxy resin; Tritolyl phosphate is that Hebei development chemical rubber company limited produces; Ammonium polyphosphate fire retardant material is that Hangzhou Jie Ersi company produces; High molecular block interpolymers dispersion agent, silicone antifoam agent are that German BYK company produces Sulfonates, the agent of anti-sudden strain of a muscle rust is that Chemical Company of middle mountain gold group produces, in thinner, dimethylbenzene, propyl carbinol, diacetone alcohol, butyl glycol ether are Jiangsu three lignify work and produce; Aerosil and organobentonite are that Taiwan De Qian company produces.
(2) weight proportion forming each raw material of solidifying agent is:
Lower molecular weight modified polyamide 20-25 part, cashew nut oil phenol modified aromatic amine 20-25 part,
Catalyzer 4-6 part, nano polyaniline liquid 15-25 part,
Mixed solvent 30-35 part;
Wherein: nano polyaniline liquid is nano polyaniline: the mixed solution of N-methyl-2-pyrrolidone=1:1 weight ratio; Mixed solvent is dimethylbenzene: the mixed solvent of butanols=1:1 weight ratio;
Above-mentioned lower molecular weight modified polyamide is that Guangzhou ring fine jade chemical industry produces, cashew nut oil phenol modified aromatic amine is that Ka Delai company of the U.S. produces, catalyzer is the 4-6(dimethylamino methyl that U.S.'s gas chemical industry produces) trisphenol, nano polyaniline is that Chongqing Jin Gute chemical company produces, and N-Methyl pyrrolidone is that Dongguan Hui Xin Chemical Co., Ltd. produces;
Described each step is:
A, the preparation of primer vehicle: by 11 kinds of raw materials of composition primer vehicle by weight ratio, first two kinds of epoxy resin are made an addition in container tank, and under this container tank is placed in dispersion machine, open dispersion machine, adjusting rotary speed is 500-800 rev/min, then under whipped state, thinner is added successively, composite antirust color stuffing, tritolyl phosphate (fire retardant material), ammonium polyphosphate (fire retardant material), silicone antifoam agent (auxiliary agent), aerosil (auxiliary agent), anti-sudden strain of a muscle rust agent (auxiliary agent) of Sulfonates, organobentonite (auxiliary agent), high molecular block interpolymers dispersion agent (auxiliary agent), after reinforced, adjustment dispersing speed is 1000-1200 rev/min, stirs 10-15 minute, obtains pre-dispersed slurry, then pumped in sand mill with air pump, be ground to fineness≤30 μm discharging, filter in 80 object screen clothes, removing mechanical impurity, primer vehicle, pack with metal bucket, stand-by,
The preparation of B, solidifying agent: first prepare nano polyaniline liquid, nano polyaniline liquid is nano polyaniline: the mixed solution of N-methyl-2-pyrrolidone=1:1 weight ratio; Container tank is placed in by weight ratio by nano polyaniline, and under this container tank is placed in dispersion machine, open dispersion machine, adjusting rotary speed is 500-600 rev/min, under whipped state, add N-methyl-2-pyrrolidone by weight ratio, after reinforced, adjustment dispersing speed is 1600-2000 rev/min, stir 25-30 minute, obtain nano polyaniline liquid; Then lower molecular weight modified polyamide, cashew nut oil phenol modified aromatic amine, catalyzer and mixed solvent four kinds of raw materials in composition solidifying agent raw material are made an addition in the nano polyaniline liquid in this container tank, adjustment dispersing speed is 1000-1200 rev/min, stir 10-15 minute, screen filtration, solidifying agent, pack with metal bucket, stand-by;
The preparation of C, railcar Epoxy polyaniline flame retardant priming paint: be in use, mixes primer vehicle with the weight proportion of solidifying agent by 100:20, railcar Epoxy polyaniline flame retardant priming paint; Working viscosity can be regulated with appropriate thinner during construction.By a kind of railcar Epoxy polyaniline flame retardant priming paint prepared by described method.
Below provide three specific exampless of the present invention.
Primer vehicle and solidifying agent are undertaken mixing by the weight proportion of 100:20; Above three example detection results all reach technical requirements.
Claims (2)
1. a railcar preparation method for Epoxy polyaniline flame retardant priming paint, is characterized in that this described Epoxy polyaniline flame retardant priming paint is made up of primer vehicle and solidifying agent two portions; Namely Epoxy polyaniline flame retardant priming paint is made up of following raw material and step:
(1) each raw material weight proportioning forming primer vehicle is:
Composite antirust color stuffing 45-55 part, E-20 epoxy resin 15-20 part,
E-44 epoxy resin 5-10 part, tritolyl phosphate 2.0-2.5 part,
Ammonium polyphosphate 1.6-2.0 part, silicone antifoam agent 1.0-1.3 part,
Aerosil 0.7-0.9 part, Sulfonates anti-sudden strain of a muscle rust agent 0.7-0.9 part,
Organobentonite 0.2-0.3 part, high molecular block interpolymers dispersion agent 1.8-2.2 part,
Thinner 15-25 part;
Wherein: composite antirust color stuffing is zinc phosphate: nano zine oxide: aluminium triphosphate: ferric oxide series: mica powder: ultra-fine barium sulfate: the compound of micronized talc powder=16:8:16:15:12:18:15 weight ratio; Thinner is dimethylbenzene: propyl carbinol: diacetone alcohol: the mixed solvent of butyl glycol ether=40:35:15:10 weight ratio;
(2) weight proportion forming each raw material of solidifying agent is:
Lower molecular weight modified polyamide 20-25 part, cashew nut oil phenol modified aromatic amine 20-25 part,
Catalyzer 4-6 part, nano polyaniline liquid 15-25 part,
Mixed solvent 30-35 part;
Wherein: nano polyaniline liquid is nano polyaniline: the mixed solution of N-methyl-2-pyrrolidone=1:1 weight ratio; Mixed solvent is dimethylbenzene: the mixed solvent of butanols=1:1 weight ratio;
Described each step is:
The preparation of A, primer vehicle: by 11 kinds of raw materials of composition primer vehicle by weight ratio, first two kinds of epoxy resin are made an addition in container tank, and under this container tank is placed in dispersion machine, open dispersion machine, adjusting rotary speed is 500-800 rev/min, under whipped state, then add thinner, composite antirust color stuffing, tritolyl phosphate, ammonium polyphosphate, silicone antifoam agent, aerosil, the agent of Sulfonates anti-sudden strain of a muscle rust, organobentonite, high molecular block interpolymers dispersion agent successively; After reinforced, adjustment dispersing speed is 1000-1200 rev/min, stirs 10-15 minute, obtains pre-dispersed slurry; Then pumped in sand mill with air pump, be ground to fineness≤30 μm discharging; Filter in 80 object screen clothes, removing mechanical impurity, primer vehicle, pack with metal bucket, stand-by;
The preparation of B, solidifying agent: first prepare nano polyaniline liquid, nano polyaniline liquid is nano polyaniline: the mixed solution of N-methyl-2-pyrrolidone=1:1 weight ratio; Container tank is placed in by weight ratio by nano polyaniline, and under this container tank is placed in dispersion machine, open dispersion machine, adjusting rotary speed is 500-600 rev/min, under whipped state, add N-methyl-2-pyrrolidone by weight ratio, after reinforced, adjustment dispersing speed is 1600-2000 rev/min, stir 25-30 minute, obtain nano polyaniline liquid; Then lower molecular weight modified polyamide, cashew nut oil phenol modified aromatic amine, catalyzer and mixed solvent four kinds of raw materials in composition solidifying agent raw material are made an addition in the nano polyaniline liquid in this container tank, adjustment dispersing speed is 1000-1200 rev/min, stir 10-15 minute, screen filtration, solidifying agent, pack with metal bucket, stand-by;
The preparation of C, railcar Epoxy polyaniline flame retardant priming paint: be in use, mixes primer vehicle with the weight proportion of solidifying agent by 100:20, railcar Epoxy polyaniline flame retardant priming paint.
2. a kind of railcar Epoxy polyaniline flame retardant priming paint of preparing of the method for claim 1.
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| JP2010018798A (en) * | 2008-06-13 | 2010-01-28 | Grow Chemical:Kk | Aqueous epoxy resin coating and foaming agent type flame retardant coating composition for indoor and outdoor use |
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