CN106634094A - Fireproof coating for aluminum charger shells and preparation method thereof - Google Patents
Fireproof coating for aluminum charger shells and preparation method thereof Download PDFInfo
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- CN106634094A CN106634094A CN201611104901.0A CN201611104901A CN106634094A CN 106634094 A CN106634094 A CN 106634094A CN 201611104901 A CN201611104901 A CN 201611104901A CN 106634094 A CN106634094 A CN 106634094A
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- 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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
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Abstract
The invention discloses a fireproof coating for aluminum charger shells. The fireproof coating for aluminum charger shells is prepared from ethylene propylene diene monomer rubber, an epoxy resin, a melamine resin, a phenolic resin, ammonium polyphosphate, polytetrafluoroethylene, polycarbonate diol, isophorone diisocyanate, tricarboxylmethylpropane triacrylate, tetrabutyl titanate, methyltriethoxysilane, methylphenyl diisocyanide, an acrylic acid emulsion, sodium pyrophosphate, lauryl sodium sulfate, attapulgite, modified asbestos powder, nano aluminum trioxide, mica powder, nano titanium dioxide, a modifying aid, zinc stearate, hydroxyethyl cellulose, a silane coupling agent KH-560, a dispersing agent, a diluter and deionized water. The invention also discloses a preparation method of the fireproof coating for aluminum charger shells. The obtained coating has excellent fire resistance.
Description
Technical field
The present invention relates to the technical field of metal material protection, more particularly to a kind of fire resistant coating of aluminum charger case
And preparation method thereof.
Background technology
Charger is using high frequency electric source technology, with advanced Intelligent Dynamic adjustment charging technique.Charger is being used
When its shell coating fire protecting performance require it is very high, the fire protecting performance of aluminum charger case coating of the prior art cannot expire
Demand when foot is actually used, therefore need that to design a kind of fire resistant coating of aluminum charger case of the prior art to solve badly
Problem.
The content of the invention
To solve technical problem present in background technology, the present invention proposes a kind of fire resistant coating of aluminum charger case
And preparation method thereof, the aluminum charger case coating for preparing has excellent fire protecting performance.
A kind of fire resistant coating of aluminum charger case proposed by the present invention, its raw material includes by weight：EPDM
Rubber 80-120 parts, epoxy resin 35-45 parts, melamine resin 15-25 parts, phenolic resin 8-16 parts, APP 15-35 parts,
Polytetrafluoroethylene (PTFE) 12-24 parts, PCDL 13-26 parts, IPDI 8-16 parts, tricarboxylic methylpropane three
Acrylate 4-8 parts, butyl titanate 2-5 parts, MTES 2-5 parts, toluene di-iso-cyanide ester 1-8 parts, acrylic acid
Emulsion 2-6 part, sodium pyrophosphate 2-5 parts, lauryl sodium sulfate 3-6 part, attapulgite 3-9 parts, modified asbestos powder 1-6 parts, receive
Rice alchlor 2-5 parts, mica powder 2-4 parts, nano titanium oxide 3-6 parts, modified additive 8-16 parts, zinc stearate 2-5 parts, hydroxyl
Ethyl cellulose 3-9 parts, silane coupler KH-560 2-6 parts, dispersant 2-8 parts, diluent 2-5 parts, deionized water 12-26
Part.
Preferably, the raw material of modified additive includes by weight：Sepiolite powder 2-5 parts, expanded graphite 3-6 parts, vermiculite 1-3
Part, hydrochloric acid solution 2-5 parts, carbamate 3-5 parts, isopropyl acrylate 4-6 parts, the nanometer hydrogen that mass percent is 4-6%
Magnesia 2-5 parts, carborundum 3-8 parts, Firebrake ZB 4-6 parts, talcum powder 2-5 parts, montmorillonite 3-6 parts, alumina fibre 1-4 parts.
Preferably, modified additive is prepared by following technique：Sepiolite powder, expanded graphite and vermiculite are put into calcining furnace
In 2-5h is calcined at 820-920 DEG C, cool down, be put into mass percent be 4-6% hydrochloric acid solution in soak 1-3h, filter to take
Go out, with clear water drying is cleaned, crushing obtains material a, then by material a, carbamate, isopropyl acrylate, nanometer hydrogen-oxygen
Change magnesium, carborundum, Firebrake ZB, talcum powder, montmorillonite and alumina fibre to be well mixed, grinding distribution is uniform, obtain final product modified helping
Agent.
Preferably, the following technique of modified asbestos powder ammonium is prepared：Flake asbestos and hydrazine hydrate are well mixed, in 65-75
DEG C stirring 10-12h, be subsequently adding carboxylic acrylonitrile butadiene rubber latex and be well mixed, 2-4h is stirred under 5500-6500r/min rotating speeds, then
90-100 DEG C is warming up to, 0.5-1.5h is incubated, is subsequently adding in aluminum sulfate and is condensed, then after deionized water cleaning, suction filtration is put
1-4h is dried in 45-55 DEG C of baking oven, room temperature is cooled to and is obtained modified asbestos powder.
Preferably, in the preparation technology of modified graphene oxide, flake asbestos, hydrazine hydrate, carboxylic acrylonitrile butadiene rubber latex and aluminum sulfate
Weight ratio be 1-2：2-4：1-3：2-5.
Preferably, its raw material includes by weight：Ethylene propylene diene rubber 85-115 parts, epoxy resin 38-42 parts, melamine tree
Fat 18-22 parts, phenolic resin 9-15 parts, APP 18-32 parts, polytetrafluoroethylene (PTFE) 14-22 parts, PCDL 14-25
Part, IPDI 9-15 parts, tricarboxylic propane tri 5-7 parts, butyl titanate 3-4 parts, methyl
Triethoxysilane 3-4 parts, toluene di-iso-cyanide ester 2-7 parts, acrylic emulsion 3-5 parts, sodium pyrophosphate 3-4 parts, dodecyl sulphur
Sour sodium 4-5 parts, attapulgite 4-8 parts, modified asbestos powder 2-5 parts, nanometer alchlor 3-4 parts, mica powder 2.5-3.5 parts, receive
Rice titanium dioxide 4-5 parts, modified additive 9-15 parts, zinc stearate 3-4 parts, hydroxyethyl cellulose 4-8 parts, silane coupler KH-
560 3-5 parts, dispersant 3-7 parts, diluent 3-4 parts, deionized water 14-24 part.
Preferably, its raw material includes by weight：100 parts of ethylene propylene diene rubber, 40 parts of epoxy resin, melamine resin 20
Part, 12 parts of phenolic resin, 25 parts of APP, 18 parts of polytetrafluoroethylene (PTFE), 18.5 parts of PCDL, the isocyanide of isophorone two
12 parts of acid esters, 6 parts of tricarboxylic propane tri, 3.5 parts of butyl titanate, 3.5 parts of MTES, toluene
Two 4.5 parts of isocyanide esters, 4 parts of acrylic emulsion, 3.5 parts of sodium pyrophosphate, 4.5 parts of lauryl sodium sulfate, 6 parts of attapulgite, change
Property 3.5 parts of flake asbestos 3.5 part, nanometer alchlor, 3 parts of mica powder, 4.5 parts of nano titanium oxide, 12 parts of modified additive, stearic
3.5 parts of sour zinc, 6 parts of hydroxyethyl cellulose, 4 parts of silane coupler KH-560,5 parts of dispersant, 3.5 parts of diluent, deionized water
19 parts.
A kind of preparation method of the fire resistant coating of aluminum charger case of the present invention, comprises the following steps：
S1, by ethylene propylene diene rubber, epoxy resin, melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), poly- carbon
Acid esters glycol, IPDI, tricarboxylic propane tri, butyl titanate, methyltriethoxy silane
Alkane, toluene di-iso-cyanide ester, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate and deionized water are added in mixer, are being stirred
Mix and stir 25-40min under speed 180-220r/min, obtain material a；
S2, in material a add attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide,
Modified additive, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant and diluent, low whipping speed 450-
50-70min is stirred under 550r/min, with the silk screen filter of the mesh of mesh number ＞ 120, barrelling, the fire prevention of aluminum charger case is obtained
Coating.
The present invention a kind of aluminum charger case fire resistant coating, its raw material include ethylene propylene diene rubber, epoxy resin,
Melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), PCDL, IPDI, tricarboxylic first
Base propane triacrylate, butyl titanate, MTES, toluene di-iso-cyanide ester, acrylic emulsion, pyrophosphoric acid
Sodium, lauryl sodium sulfate, attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide, modified help
Agent, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant, diluent and deionized water.Wherein with ternary
EP rubbers is major ingredient, the reinforcement material with epoxy resin, melamine resin and phenolic resin as major ingredient, with APP, polytetrafluoro
Ethene, PCDL, IPDI, tricarboxylic propane tri, butyl titanate, methyl three
Ethoxysilane, toluene di-iso-cyanide ester, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate, dispersant, diluent, go from
Sub- water and silane coupler KH-560 are auxiliary agent, with attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nanometer two
Titanium oxide, modified additive, zinc stearate and hydroxyethyl cellulose are filler, by major ingredient, major ingredient reinforcement material, auxiliary agent and filler
Coordinate, by controlling proportioning, give the present invention excellent fire protecting performance.The silane coupler KH-560 energy added wherein in auxiliary agent
It is enough by it is organic and it is inorganic be combined, realize major ingredient, effective combination of major ingredient reinforcement material, auxiliary agent and filler is effectively increased
The fire protecting performance of coating of the present invention.The modified additive for wherein adding is cold by the way that sepiolite powder, expanded graphite and vermiculite are calcined
But, put in hydrochloric acid solution and soak, filter and take out, with clear water drying is cleaned, crushing obtains material a, then by material a, amino first
The mixing of acid esters, isopropyl acrylate, nano-sized magnesium hydroxide, carborundum, Firebrake ZB, talcum powder, montmorillonite and alumina fibre is equal
Even, grinding distribution is uniformly obtained, and realizes organic and inorganic combination, imparts the excellent fire protecting performance of coating of the present invention.Add
Plus modified asbestos by the way that flake asbestos and hydrazine hydrate are well mixed, after stirring add carboxylic acrylonitrile butadiene rubber latex be well mixed, stir
After heat up, be incubated, be subsequently adding in aluminum sulfate condense, then deionized water cleaning after, suction filtration, be placed in baking oven be dried, it is cold
But obtain to room temperature, with hydrazine hydrate as reducing agent, in the presence of aluminum sulfate, flake asbestos and carboxylic acrylonitrile butadiene rubber latex are carried out into copolymerization
Reaction, the modified asbestos for preparing give the present invention excellent fire protecting performance.The coating for preparing has excellent fire line
Energy.
Specific embodiment
The present invention is described in detail with reference to specific embodiment, it should be appreciated that embodiment is served only for illustrating this
It is bright, rather than for limiting the invention, any modification made on the basis of the present invention, equivalent etc. are at this
In bright protection domain.
Embodiment 1
A kind of fire resistant coating of aluminum charger case proposed by the present invention, its raw material includes by weight：EPDM
100 parts of rubber, 40 parts of epoxy resin, 20 parts of melamine resin, 12 parts of phenolic resin, 25 parts of APP, 18 parts of polytetrafluoroethylene (PTFE),
18.5 parts of PCDL, 12 parts of IPDI, 6 parts of tricarboxylic propane tri, the fourth of metatitanic acid four
3.5 parts of ester, 3.5 parts of MTES, 4.5 parts of toluene di-iso-cyanide ester, 4 parts of acrylic emulsion, 3.5 parts of sodium pyrophosphate,
4.5 parts of lauryl sodium sulfate, 6 parts of attapulgite, 3.5 parts of 3.5 part, nanometer alchlor of modified asbestos powder, 3 parts of mica powder,
4.5 parts of nano titanium oxide, 12 parts of modified additive, 3.5 parts of zinc stearate, 6 parts of hydroxyethyl cellulose, silane coupler KH-560
4 parts, 5 parts of dispersant, 3.5 parts of diluent, 19 parts of deionized water.
Embodiment 2
A kind of fire resistant coating of aluminum charger case proposed by the present invention, its raw material includes by weight：EPDM
80 parts of rubber, 45 parts of epoxy resin, 15 parts of melamine resin, 16 parts of phenolic resin, 15 parts of APP, 24 parts of polytetrafluoroethylene (PTFE),
13 parts of PCDL, 16 parts of IPDI, 4 parts of tricarboxylic propane tri, butyl titanate 5
Part, 2 parts of MTES, 8 parts of toluene di-iso-cyanide ester, 2 parts of acrylic emulsion, 5 parts of sodium pyrophosphate, dodecyl sulphate
3 parts of sodium, 9 parts of attapulgite, 5 parts of 1 part, nanometer alchlor of modified asbestos powder, 2 parts of mica powder, 6 parts of nano titanium oxide, change
8 parts of auxiliary agent of property, 5 parts of zinc stearate, 3 parts of hydroxyethyl cellulose, silane coupler KH-5606 parts, 2 parts of dispersant, diluent 5
Part, 12 parts of deionized water.
A kind of preparation method of the fire resistant coating of aluminum charger case of the present invention, comprises the following steps：
S1, by ethylene propylene diene rubber, epoxy resin, melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), poly- carbon
Acid esters glycol, IPDI, tricarboxylic propane tri, butyl titanate, methyltriethoxy silane
Alkane, toluene di-iso-cyanide ester, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate and deionized water are added in mixer, are being stirred
Mix and stir 40min under speed 180r/min, obtain material a；
S2, in material a add attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide,
Modified additive, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant and diluent, low whipping speed
70min is stirred under 450r/min, with the silk screen filter of the mesh of mesh number 130, barrelling, the fire resistant coating of aluminum charger case is obtained.
Embodiment 3
A kind of fire resistant coating of aluminum charger case proposed by the present invention, its raw material includes by weight：EPDM
120 parts of rubber, 35 parts of epoxy resin, 25 parts of melamine resin, 8 parts of phenolic resin, 35 parts of APP, 12 parts of polytetrafluoroethylene (PTFE),
26 parts of PCDL, 8 parts of IPDI, 8 parts of tricarboxylic propane tri, butyl titanate 2
Part, 5 parts of MTES, 1 part of toluene di-iso-cyanide ester, 6 parts of acrylic emulsion, 2 parts of sodium pyrophosphate, dodecyl sulphate
6 parts of sodium, 3 parts of attapulgite, 2 parts of 6 part, nanometer alchlor of modified asbestos powder, 4 parts of mica powder, 3 parts of nano titanium oxide, change
16 parts of auxiliary agent of property, 2 parts of zinc stearate, 9 parts of hydroxyethyl cellulose, silane coupler KH-5602 parts, 8 parts of dispersant, diluent 2
Part, 26 parts of deionized water.
Modified additive is prepared by following technique：By weight by 5 parts of sepiolite powders, 3 parts of expanded graphites and 3 parts of vermiculites
It is put into calcining furnace and calcines 5h at 820 DEG C, cool down, is put into the hydrochloric acid solution that 2 parts of mass percents are 6% and soaks 1h, mistake
Leaching goes out, and with clear water drying is cleaned, and crushing obtains material a, then by material a, 5 parts of carbamates, 4 parts of acrylic acid isopropyls
Ester, 5 parts of nano-sized magnesium hydroxides, 3 parts of carborundum, 6 parts of Firebrake ZBs, 2 parts of talcum powder, 6 parts of montmorillonites and 1 part of alumina fibre mixing
Uniformly, grinding distribution is uniform, obtains final product modified additive.
The following technique of modified asbestos powder ammonium is prepared：2 parts of flake asbestos and 2 parts of hydrazine hydrates are well mixed by weight,
10h is stirred in 75 DEG C, 3 parts of carboxylic acrylonitrile butadiene rubber latexs is subsequently adding and is well mixed, 4h, Ran Housheng are stirred under 5500r/min rotating speeds
Temperature is incubated 1.5h to 90 DEG C, is subsequently adding in 2 parts of aluminum sulfate and condenses, and then after deionized water cleaning, suction filtration is placed in 55 DEG C
Baking oven in be dried 1h, be cooled to room temperature and obtain modified asbestos powder.
A kind of preparation method of the fire resistant coating of aluminum charger case of the present invention, comprises the following steps：
S1, by ethylene propylene diene rubber, epoxy resin, melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), poly- carbon
Acid esters glycol, IPDI, tricarboxylic propane tri, butyl titanate, methyltriethoxy silane
Alkane, toluene di-iso-cyanide ester, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate and deionized water are added in mixer, are being stirred
Mix and stir 25min under speed 220r/min, obtain material a；
S2, in material a add attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide,
Modified additive, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant and diluent, low whipping speed
50min is stirred under 550r/min, with the silk screen filter of the mesh of mesh number 135, barrelling, the fire resistant coating of aluminum charger case is obtained.
Embodiment 4
A kind of fire resistant coating of aluminum charger case proposed by the present invention, its raw material includes by weight：EPDM
85 parts of rubber, 42 parts of epoxy resin, 18 parts of melamine resin, 15 parts of phenolic resin, 18 parts of APP, 22 parts of polytetrafluoroethylene (PTFE),
14 parts of PCDL, 15 parts of IPDI, 5 parts of tricarboxylic propane tri, butyl titanate 4
Part, 3 parts of MTES, 7 parts of toluene di-iso-cyanide ester, 3 parts of acrylic emulsion, 4 parts of sodium pyrophosphate, dodecyl sulphate
4 parts of sodium, 8 parts of attapulgite, 4 parts of 2 part, nanometer alchlor of modified asbestos powder, 2.5 parts of mica powder, 5 parts of nano titanium oxide,
9 parts of modified additive, 4 parts of zinc stearate, 4 parts of hydroxyethyl cellulose, silane coupler KH-5605 parts, 3 parts of dispersant, diluent 4
Part, 14 parts of deionized water.
Modified additive is prepared by following technique：By weight by 3 parts of sepiolite powders, 5 parts of expanded graphites and 1.5 portions of leech
Stone is put into calcining furnace calcines 3h at 910 DEG C, cooling, is put into the hydrochloric acid solution that 4 parts of mass percents are 4.5% and soaks
2.5h, filters and takes out, and with clear water drying is cleaned, and crushing obtains material a, then by material a, 3.5 parts of carbamates, 5.5 parts
Isopropyl acrylate, 3 parts of nano-sized magnesium hydroxides, 7 parts of carborundum, 4.5 parts of Firebrake ZBs, 4 parts of talcum powder, 4 parts of montmorillonites and 3 parts of oxygen
Change aluminum fiber to be well mixed, grinding distribution is uniform, obtains final product modified additive.
The following technique of modified asbestos powder ammonium is prepared：It is by weight that 1.2 parts of flake asbestos and 3.5 parts of hydrazine hydrate mixing are equal
It is even, 11.5h is stirred in 68 DEG C, it is subsequently adding 1.5 parts of carboxylic acrylonitrile butadiene rubber latexs and is well mixed, stir under 6200r/min rotating speeds
2.5h, then heats to 98 DEG C, is incubated 0.8h, is subsequently adding in 4 parts of aluminum sulfate and condenses, and then after deionized water cleaning, takes out
Filter, is placed in 48 DEG C of baking oven and is dried 4h, is cooled to room temperature and obtains modified asbestos powder.
A kind of preparation method of the fire resistant coating of aluminum charger case of the present invention, comprises the following steps：
S1, by ethylene propylene diene rubber, epoxy resin, melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), poly- carbon
Acid esters glycol, IPDI, tricarboxylic propane tri, butyl titanate, methyltriethoxy silane
Alkane, toluene di-iso-cyanide ester, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate and deionized water are added in mixer, are being stirred
Mix and stir 39min under speed 185r/min, obtain material a；
S2, in material a add attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide,
Modified additive, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant and diluent, low whipping speed
65min is stirred under 480r/min, with the silk screen filter of the mesh of mesh number 145, barrelling, the fire resistant coating of aluminum charger case is obtained.
Embodiment 5
A kind of fire resistant coating of aluminum charger case proposed by the present invention, its raw material includes by weight：EPDM
115 parts of rubber, 38 parts of epoxy resin, 22 parts of melamine resin, 9 parts of phenolic resin, 32 parts of APP, 14 parts of polytetrafluoroethylene (PTFE),
25 parts of PCDL, 9 parts of IPDI, 7 parts of tricarboxylic propane tri, butyl titanate 3
Part, 4 parts of MTES, 2 parts of toluene di-iso-cyanide ester, 5 parts of acrylic emulsion, 3 parts of sodium pyrophosphate, dodecyl sulphate
5 parts of sodium, 4 parts of attapulgite, 3 parts of 5 part, nanometer alchlor of modified asbestos powder, 3.5 parts of mica powder, 4 parts of nano titanium oxide,
15 parts of modified additive, 3 parts of zinc stearate, 8 parts of hydroxyethyl cellulose, silane coupler KH-5603 parts, 7 parts of dispersant, diluent
3 parts, 24 parts of deionized water.
Modified additive is prepared by following technique：By weight by 4 parts of sepiolite powders, 4 parts of expanded graphites and 2.5 portions of leech
Stone is put into calcining furnace calcines 4h at 830 DEG C, cooling, is put into the hydrochloric acid solution that 3 parts of mass percents are 5.5% and soaks
1.5h, filters and takes out, and with clear water drying is cleaned, and crushing obtains material a, then by material a, 4.5 parts of carbamates, 4.5 parts
Isopropyl acrylate, 4 parts of nano-sized magnesium hydroxides, 4 parts of carborundum, 5.5 parts of Firebrake ZBs, 3 parts of talcum powder, 5 parts of montmorillonites and 2 parts of oxygen
Change aluminum fiber to be well mixed, grinding distribution is uniform, obtains final product modified additive.
The following technique of modified asbestos powder ammonium is prepared：It is by weight that 1.8 parts of flake asbestos and 2.5 parts of hydrazine hydrate mixing are equal
It is even, 10.5h is stirred in 72 DEG C, it is subsequently adding 2.5 parts of carboxylic acrylonitrile butadiene rubber latexs and is well mixed, stir under 5800r/min rotating speeds
3.5h, then heats to 92 DEG C, is incubated 1.2h, is subsequently adding in 3 parts of aluminum sulfate and condenses, and then after deionized water cleaning, takes out
Filter, is placed in 52 DEG C of baking oven and is dried 1h, is cooled to room temperature and obtains modified asbestos powder.
A kind of preparation method of the fire resistant coating of aluminum charger case of the present invention, comprises the following steps：
S1, by ethylene propylene diene rubber, epoxy resin, melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), poly- carbon
Acid esters glycol, IPDI, tricarboxylic propane tri, butyl titanate, methyltriethoxy silane
Alkane, toluene di-iso-cyanide ester, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate and deionized water are added in mixer, are being stirred
Mix and stir 26min under speed 215r/min, obtain material a；
S2, in material a add attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide,
Modified additive, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant and diluent, low whipping speed
55min is stirred under 520r/min, with the silk screen filter of the mesh of mesh number 130, barrelling, the fire resistant coating of aluminum charger case is obtained.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (8)
1. a kind of fire resistant coating of aluminum charger case, it is characterised in that its raw material includes by weight：Ethylene propylene diene rubber
80-120 parts, epoxy resin 35-45 parts, melamine resin 15-25 parts, phenolic resin 8-16 parts, APP 15-35 parts, poly- four
PVF 12-24 parts, PCDL 13-26 parts, IPDI 8-16 parts, the propylene of tricarboxylic methylpropane three
Acid esters 4-8 parts, butyl titanate 2-5 parts, MTES 2-5 parts, toluene di-iso-cyanide ester 1-8 parts, acrylic emulsion
2-6 parts, sodium pyrophosphate 2-5 parts, lauryl sodium sulfate 3-6 part, attapulgite 3-9 parts, modified asbestos powder 1-6 parts, nanometer three
Aluminum oxide 2-5 parts, mica powder 2-4 parts, nano titanium oxide 3-6 parts, modified additive 8-16 parts, zinc stearate 2-5 parts, ethoxy
Cellulose 3-9 parts, silane coupler KH-560 2-6 parts, dispersant 2-8 parts, diluent 2-5 parts, deionized water 12-26 part.
2. the fire resistant coating of aluminum charger case according to claim 1, it is characterised in that the raw material of modified additive is pressed
Weight portion includes：Sepiolite powder 2-5 parts, expanded graphite 3-6 parts, vermiculite 1-3 parts, the hydrochloric acid solution that mass percent is 4-6%
2-5 parts, carbamate 3-5 parts, isopropyl acrylate 4-6 parts, nano-sized magnesium hydroxide 2-5 parts, carborundum 3-8 parts, Firebrake ZB
4-6 parts, talcum powder 2-5 parts, montmorillonite 3-6 parts, alumina fibre 1-4 parts.
3. the fire resistant coating of aluminum charger case according to claim 1 and 2, it is characterised in that modified additive is by such as
Lower technique is prepared：Sepiolite powder, expanded graphite and vermiculite are put into calcining furnace and calcine 2-5h at 820-920 DEG C, it is cold
But, it is put into the hydrochloric acid solution that mass percent is 4-6% and soaks 1-3h, filter and take out, with clear water drying is cleaned, crushing is obtained
Material a, then by material a, carbamate, isopropyl acrylate, nano-sized magnesium hydroxide, carborundum, Firebrake ZB, talcum powder,
Montmorillonite and alumina fibre are well mixed, and grinding distribution is uniform, obtains final product modified additive.
4. the fire resistant coating of the aluminum charger case according to any one of claim 1-3, it is characterised in that modified asbestos
The following technique of powder ammonium is prepared：Flake asbestos and hydrazine hydrate are well mixed, in 65-75 DEG C 10-12h is stirred, be subsequently adding carboxylic
Base NBR latex is well mixed, and under 5500-6500r/min rotating speeds 2-4h is stirred, and then heats to 90-100 DEG C, is incubated 0.5-
1.5h, is subsequently adding in aluminum sulfate and condenses, and then after deionized water cleaning, suction filtration is placed in 45-55 DEG C of baking oven and is dried 1-
4h, is cooled to room temperature and obtains modified asbestos powder.
5. the fire resistant coating of the aluminum charger case according to any one of claim 1-4, it is characterised in that modified oxidized
In the preparation technology of Graphene, the weight ratio of flake asbestos, hydrazine hydrate, carboxylic acrylonitrile butadiene rubber latex and aluminum sulfate is 1-2：2-4：1-3：2-
5。
6. the fire resistant coating of the aluminum charger case according to any one of claim 1-5, it is characterised in that its raw material is pressed
Weight portion includes：Ethylene propylene diene rubber 85-115 parts, epoxy resin 38-42 parts, melamine resin 18-22 parts, phenolic resin 9-15
Part, APP 18-32 parts, polytetrafluoroethylene (PTFE) 14-22 parts, PCDL 14-25 parts, IPDI 9-
15 parts, tricarboxylic propane tri 5-7 parts, butyl titanate 3-4 parts, MTES 3-4 parts, toluene two
Isocyanide ester 2-7 parts, acrylic emulsion 3-5 parts, sodium pyrophosphate 3-4 parts, lauryl sodium sulfate 4-5 part, attapulgite 4-8 parts,
Modified asbestos powder 2-5 parts, nanometer alchlor 3-4 parts, mica powder 2.5-3.5 parts, nano titanium oxide 4-5 parts, modified additive
It is 9-15 parts, zinc stearate 3-4 parts, hydroxyethyl cellulose 4-8 parts, silane coupler KH-560 3-5 parts, dispersant 3-7 parts, dilute
Release agent 3-4 parts, deionized water 14-24 part.
7. the fire resistant coating of the aluminum charger case according to any one of claim 1-6, it is characterised in that its raw material is pressed
Weight portion includes：100 parts of ethylene propylene diene rubber, 40 parts of epoxy resin, 20 parts of melamine resin, 12 parts of phenolic resin, APP
25 parts, 18 parts of polytetrafluoroethylene (PTFE), 18.5 parts of PCDL, 12 parts of IPDI, tricarboxylic methylpropane three
6 parts of acrylate, 3.5 parts of butyl titanate, 3.5 parts of MTES, 4.5 parts of toluene di-iso-cyanide ester, propylene yogurt
4 parts of liquid, 3.5 parts of sodium pyrophosphate, 4.5 parts of lauryl sodium sulfate, 6 parts of attapulgite, three oxygen of part, nanometer of modified asbestos powder 3.5
Change 3.5 parts of aluminium, 3 parts of mica powder, 4.5 parts of nano titanium oxide, 12 parts of modified additive, 3.5 parts of zinc stearate, hydroxyethyl cellulose
6 parts, 4 parts of silane coupler KH-560,5 parts of dispersant, 3.5 parts of diluent, 19 parts of deionized water.
8. a kind of preparation method of the fire resistant coating of the aluminum charger case according to any one of claim 1-7, it is special
Levy and be, comprise the following steps：
S1, by ethylene propylene diene rubber, epoxy resin, melamine resin, phenolic resin, APP, polytetrafluoroethylene (PTFE), Merlon
Glycol, IPDI, tricarboxylic propane tri, butyl titanate, MTES, first
The isocyanide ester of benzene two, acrylic emulsion, sodium pyrophosphate, lauryl sodium sulfate and deionized water are added in mixer, in stirring speed
25-40min is stirred under degree 180-220r/min, material a is obtained；
S2, add in material a attapulgite, modified asbestos powder, nanometer alchlor, mica powder, nano titanium oxide, modified
Auxiliary agent, zinc stearate, hydroxyethyl cellulose, silane coupler KH-560, dispersant and diluent, low whipping speed 450-
50-70min is stirred under 550r/min, with the silk screen filter of the mesh of mesh number ＞ 120, barrelling, the fire prevention of aluminum charger case is obtained
Coating.
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