CN106634526A - Anti-scratch coating of aluminum charger shell - Google Patents
Anti-scratch coating of aluminum charger shell Download PDFInfo
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- CN106634526A CN106634526A CN201611103501.8A CN201611103501A CN106634526A CN 106634526 A CN106634526 A CN 106634526A CN 201611103501 A CN201611103501 A CN 201611103501A CN 106634526 A CN106634526 A CN 106634526A
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/06—Polyurethanes from polyesters
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses an anti-scratch coating of an aluminum charger shell. The anti-scratch coating comprises the following raw materials: modified polyurethane, phenolic resin, polycarbonate, a vinyl acetate homopolymer emulsion, organic silicon resin, a styrene-acrylic emulsion, methyltriethoxysilane, tetraethoxysilane, isopropanol, hydrochloric acid, chlorinated paraffin, superfine silicon dioxide, nitrocotton, methyl hydroxyethyl cellulose, ethyecellulose, crystal whisker silicon, calcined kaolin, mica powder, graphite powder, white corundum micro powder, ethanol amine, diacetone alcohol, phthalate anhydride, a silane coupling agent KH-560, a thickening agent, an anti-scratch agent, a curing agent, a leveling agent, a curing agent, silicon oil and a petroleum solvent. The anti-scratch coating of the aluminum charger shell, which is disclosed by the invention, is excellent in anti-scratch property.
Description
Technical field
The present invention relates to the technical field of metal material protection, more particularly to a kind of anti-blade coating of aluminum charger case
Layer.
Background technology
Aluminum charger is made up when in use due to its shell of aluminum material, and the case hardness of aluminum material is low, holds very much
Easily scratch, affect the attractive in appearance and service life of product, at present employing covers last layer coating on aluminum charger case surface is carried out
Protection, demand when the scratch resistant performance of aluminum charger case coating of the prior art cannot meet actually used, therefore urgently
A kind of anti-scraping coating of aluminum charger case need to be designed to solve the problems of the prior art.
The content of the invention
To solve technical problem present in background technology, the present invention proposes a kind of anti-blade coating of aluminum charger case
Layer, with excellent scratch resistant performance.
A kind of anti-scraping coating of aluminum charger case proposed by the present invention, its raw material includes by weight：Be modified poly- ammonia
Ester 80-120 parts, phenolic resin 30-60 parts, Merlon 10-30 parts, vinyl acetate homopolymer emulsion 5-15 part, organosilicon tree
Fat 2-8 parts, styrene-acrylic emulsion 3-6 parts, MTES 2-5 parts, tetraethyl orthosilicate 3-6 parts, isopropanol 1-4 parts, hydrochloric acid
2-5 parts, chlorinated paraffin 4-9 parts, superfine silicon dioxide 1-5 parts, nitrocotton 2-4 parts, methyl hydroxyethylcellulose 3-5 parts, ethyl
Cellulose 4-6 parts, silicon whisker 4-9 parts, calcined kaolin 6-9 parts, mica powder 2-8 parts, graphite powder 1-5 parts, white fused alumina micro mist 2-6
Part, monoethanolamine 3-7 parts, DAA 4-8 parts, phthalate anhydride 2-7 parts, silane coupler KH-560 3-5 parts, thickener 2-6
Part, scratching resistant 2-4 parts, curing agent 2-6 parts, levelling agent 4-8 parts, curing agent 2-5 parts, silicone oil 2-12 parts, petroleum solvent 1-9
Part.
Preferably, modified polyurethane is prepared by following technique：By attapulgite and diatomite in mixed strong acids 60-
80 DEG C of ultrasonic disperse 4-6h, are then washed with deionized to neutrality, and 30-50 DEG C of vacuum drying 6-8h obtains material a, then
By material a, 50-70 DEG C of ultrasonic disperse 5-15h obtains material b in thionyl chloride, then ethylenediamine is added drop-wise in material b, 65-
75 DEG C of insulation 1-3h, then use ethanol washing and filtering, 65-85 DEG C of vacuum drying 1-3h to obtain material c；Then add in material c
Plus the mixing of PEPA, 2,2- dihydromethyl propionic acids, acetone, isoflurane chalcone diisocyanate and dibutyl tin dilaurate is equal
It is even, 45-65 DEG C is heated to, 2-5h is incubated, it is cooled to room temperature and obtains material d；Then in material d add 1,4- butanediols, three
Ethamine and deionized water are well mixed, and are warming up to 60-80 DEG C, are incubated 2-5h, are cooled to room temperature and obtain modified polyurethane.
Preferably, in the preparation technology of modified polyurethane, mixed strong acids are the concentrated sulfuric acid and red fuming nitric acid (RFNA) 0.5- by volume
1.5：2-4 is mixed.
Preferably, in the preparation technology of modified polyurethane, attapulgite, diatomite, thionyl chloride, ethylenediamine, polyester are more
First alcohol, 2,2- dihydromethyl propionic acids, acetone, isoflurane chalcone diisocyanate, dibutyl tin dilaurate, 1,4- butanediols, three
The weight ratio of ethamine and deionized water is 8-12：3-6：2-5：1-6：2-4：3-5：3-8：4-9：3-6：4-8：2-4：6-12.
Preferably, the weight ratio of MTES, tetraethyl orthosilicate, isopropanol, hydrochloric acid and scratching resistant is 3-
4：4-5：2-3：3-4：2.5-3.5.
Preferably, superfine silicon dioxide, nitrocotton, methyl hydroxyethylcellulose, ethyl cellulose, silicon whisker, calcining are high
The weight ratio of ridge soil, mica powder, graphite powder, white fused alumina micro mist and silane coupler KH-560 is 2-4：2.5-3.5：3.5-4.5：
4.5-5.5：5-8：7-8：3-7：2-4：3-5：3.5-4.5.
Preferably, its raw material includes by weight：Modified polyurethane 85-115 parts, phenolic resin 35-55 parts, Merlon
15-25 parts, vinyl acetate homopolymer emulsion 8-12 part, organic siliconresin 3-7 parts, styrene-acrylic emulsion 4-5 parts, methyltriethoxy silane
Alkane 3-4 parts, tetraethyl orthosilicate 4-5 parts, isopropanol 2-3 parts, hydrochloric acid 3-4 parts, chlorinated paraffin 5-8 parts, superfine silicon dioxide 2-4
Part, nitrocotton 2.5-3.5 parts, methyl hydroxyethylcellulose 3.5-4.5 parts, ethyl cellulose 4.5-5.5 parts, silicon whisker 5-8 parts,
Calcined kaolin 7-8 parts, mica powder 3-7 parts, graphite powder 2-4 parts, white fused alumina micro mist 3-5 parts, monoethanolamine 4-6 parts, DAA
5-7 parts, phthalate anhydride 3-6 parts, silane coupler KH-560 3.5-4.5 parts, thickener 3-5 parts, scratching resistant 2.5-3.5
Part, curing agent 3-5 parts, levelling agent 5-7 parts, curing agent 3-4 parts, silicone oil 4-10 parts, petroleum solvent 2-8 parts.
Preferably, its raw material includes by weight：100 parts of modified polyurethane, 45 parts of phenolic resin, 20 parts of Merlon,
10 parts of vinyl acetate homopolymer emulsion, 5 parts of organic siliconresin, 4.5 parts of styrene-acrylic emulsion, 3.5 parts of MTES, positive silicon
4.5 parts of acetoacetic ester, 2.5 parts of isopropanol, 3.5 parts of hydrochloric acid, 6.5 parts of chlorinated paraffin, 3 parts of superfine silicon dioxide, 3 parts of nitrocotton, first
4 parts of ethylhydroxyethylcellulose, 5 parts of ethyl cellulose, 6.5 parts of silicon whisker, 7.5 parts of calcined kaolin, 5 parts of mica powder, graphite powder 3
Part, 4 parts of white fused alumina micro mist, 5 parts of monoethanolamine, 6 parts of DAA, 4.5 parts of phthalate anhydride, 4 parts of silane coupler KH-560,
4 parts of thickener, 3 parts of scratching resistant, 4 parts of curing agent, 6 parts of levelling agent, 3.5 parts of curing agent, 7 parts of silicone oil, 5 parts of petroleum solvent.
A kind of anti-scraping coating of aluminum charger case of the present invention, its raw material includes modified polyurethane, phenolic resin, gathers
It is carbonic ester, vinyl acetate homopolymer emulsion, organic siliconresin, styrene-acrylic emulsion, MTES, tetraethyl orthosilicate, different
Propyl alcohol, hydrochloric acid, chlorinated paraffin, superfine silicon dioxide, nitrocotton, methyl hydroxyethylcellulose, ethyl cellulose, silicon whisker, forge
Burn kaolin, mica powder, graphite powder, white fused alumina micro mist, monoethanolamine, DAA, phthalate anhydride, silane coupler KH-
560th, thickener, scratching resistant, curing agent, levelling agent, curing agent, silicone oil and petroleum solvent.Wherein based on modified polyurethane
Material, with phenolic resin, Merlon, vinyl acetate homopolymer emulsion, organic siliconresin and styrene-acrylic emulsion as major ingredient reinforcement material, with
MTES, tetraethyl orthosilicate, isopropanol, hydrochloric acid, chlorinated paraffin, monoethanolamine, DAA, phthalate anhydride,
Silane coupler KH-560, thickener, scratching resistant, curing agent, levelling agent, curing agent, silicone oil and petroleum solvent are auxiliary agent, with
Superfine silicon dioxide, nitrocotton, methyl hydroxyethylcellulose, ethyl cellulose, silicon whisker, calcined kaolin, mica powder, graphite
Powder and white fused alumina micro mist, by the cooperation of major ingredient, major ingredient reinforcement material, auxiliary agent and filler, rationally control proportioning as filler, obtain
Coating of the present invention has excellent scratch resistant performance.The modified polyurethane for wherein adding is by the way that attapulgite and diatomite are being mixed
Ultrasonic disperse in strong acid, is then washed with deionized to neutrality, vacuum drying, then the ultrasonic disperse in thionyl chloride,
Add ethylenediamine drop, then use ethanol washing and filtering, after vacuum drying add PEPA, 2,2- dihydromethyl propionic acids,
Acetone, isoflurane chalcone diisocyanate and dibutyl tin dilaurate are well mixed, and are incubated after heating, are cooled to room temperature；Then
Addition BDO, triethylamine and deionized water are well mixed, and are incubated after intensification, are cooled to room temperature and obtain, using concave convex rod
Soil and the hydroxyl on diatomite surface, by the chlorine sulfone of thionyl chloride, realization and the combination of organic matter, what is prepared is modified poly-
Urethane has excellent scratch resistance performance.The main component of the scratching resistant for wherein adding is poly dimethyl amine salt modifier, not only
The excellent flexibility of poly dimethyl amine salt and flatness are maintained, surface-active is high, and also added the wear-resisting composition of hardening,
When it is added in polycarbonate system, can not only be homogenously mixed together, but also produce stronger interaction force, from
And improve the tensile strength and bending strength of coating of the present invention.The aluminum charger case coating of the present invention has excellent anti-
Scrape performance.
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 anti-scraping coating of aluminum charger case proposed by the present invention, its raw material includes by weight：Be modified poly- ammonia
100 parts of ester, 45 parts of phenolic resin, 20 parts of Merlon, 10 parts of vinyl acetate homopolymer emulsion, 5 parts of organic siliconresin, phenylpropyl alcohol breast
4.5 parts of liquid, 3.5 parts of MTES, 4.5 parts of tetraethyl orthosilicate, 2.5 parts of isopropanol, 3.5 parts of hydrochloric acid, chlorinated paraffin
6.5 parts, 3 parts of superfine silicon dioxide, 3 parts of nitrocotton, 4 parts of methyl hydroxyethylcellulose, 5 parts of ethyl cellulose, silicon whisker 6.5
Part, 7.5 parts of calcined kaolin, 5 parts of mica powder, 3 parts of graphite powder, 4 parts of white fused alumina micro mist, 5 parts of monoethanolamine, 6 parts of DAA, benzene
4.5 parts of dicarboxylic acid anhydride, 4 parts of silane coupler KH-560,4 parts of thickener, 3 parts of scratching resistant, 4 parts of curing agent, 6 parts of levelling agent,
3.5 parts of curing agent, 7 parts of silicone oil, 5 parts of petroleum solvent.
Embodiment 2
A kind of anti-scraping coating of aluminum charger case proposed by the present invention, its raw material includes by weight：Be modified poly- ammonia
80 parts of ester, 60 parts of phenolic resin, 10 parts of Merlon, 15 parts of vinyl acetate homopolymer emulsion, 2 parts of organic siliconresin, phenylpropyl alcohol breast
6 parts of liquid, 2 parts of MTES, 6 parts of tetraethyl orthosilicate, 1 part of isopropanol, 5 parts of hydrochloric acid, 4 parts of chlorinated paraffin, ultra-fine two
5 parts of silica, 2 parts of nitrocotton, 5 parts of methyl hydroxyethylcellulose, 4 parts of ethyl cellulose, 9 parts of silicon whisker, calcined kaolin 6
Part, 8 parts of mica powder, 1 part of graphite powder, 6 parts of white fused alumina micro mist, 3 parts of monoethanolamine, 8 parts of DAA, 2 parts of phthalate anhydride, silane
5 parts of coupling agent KH-560,2 parts of thickener, 4 parts of scratching resistant, 2 parts of curing agent, 8 parts of levelling agent, 2 parts of curing agent, silicone oil 12
Part, 1 part of petroleum solvent.
Modified polyurethane is prepared by following technique：It is by weight that 8 parts of attapulgites and 6 parts of diatomite are strong in mixing
60 DEG C of ultrasonic disperse 6h in acid, are then washed with deionized to neutrality, and 30 DEG C of vacuum drying 8h obtain material a, then will
Material a 70 DEG C of ultrasonic disperse 5h in 2 parts of thionyl chlorides obtain material b, then 6 parts of ethylenediamines are added drop-wise in material b, 65 DEG C of guarantors
Warm 3h, then uses ethanol washing and filtering, 65 DEG C of vacuum drying 3h to obtain material c；Then 2 parts of polyester polyols are added in material c
Alcohol, 5 parts of 2,2- dihydromethyl propionic acids, 3 parts of acetone, 9 parts of isoflurane chalcone diisocyanates and 3 parts of dibutyl tin dilaurate mixing
Uniformly, 65 DEG C are heated to, 2h is incubated, room temperature are cooled to and are obtained material d；Then add in material d 8 parts of 1,4- butanediols, 2 parts
Triethylamine and 12 parts of deionized waters are well mixed, and are warming up to 60 DEG C, are incubated 5h, are cooled to room temperature and obtain modified polyurethane.
In the preparation technology of modified polyurethane, mixed strong acids are the concentrated sulfuric acid and red fuming nitric acid (RFNA) by volume 0.5：4 mix.
Embodiment 3
A kind of anti-scraping coating of aluminum charger case proposed by the present invention, its raw material includes by weight：Be modified poly- ammonia
120 parts of ester, 30 parts of phenolic resin, 30 parts of Merlon, 5 parts of vinyl acetate homopolymer emulsion, 8 parts of organic siliconresin, phenylpropyl alcohol breast
3 parts of liquid, 5 parts of MTES, 3 parts of tetraethyl orthosilicate, 4 parts of isopropanol, 2 parts of hydrochloric acid, 9 parts of chlorinated paraffin, ultra-fine two
1 part of silica, 4 parts of nitrocotton, 3 parts of methyl hydroxyethylcellulose, 6 parts of ethyl cellulose, 4 parts of silicon whisker, calcined kaolin 9
Part, 2 parts of mica powder, 5 parts of graphite powder, 2 parts of white fused alumina micro mist, 7 parts of monoethanolamine, 4 parts of DAA, 7 parts of phthalate anhydride, silane
3 parts of coupling agent KH-560,6 parts of thickener, 2 parts of scratching resistant, 6 parts of curing agent, 4 parts of levelling agent, 5 parts of curing agent, 2 parts of silicone oil,
9 parts of petroleum solvent.
Modified polyurethane is prepared by following technique：By weight by 12 parts of attapulgites and 3 parts of diatomite in mixing
80 DEG C of ultrasonic disperse 4h in strong acid, are then washed with deionized to neutrality, and 50 DEG C of vacuum drying 6h obtain material a, then
By material a, 50 DEG C of ultrasonic disperse 15h obtain material b in 5 parts of thionyl chlorides, then 1 part of ethylenediamine are added drop-wise in material b, 75
DEG C insulation 1h, then uses ethanol washing and filtering, and 85 DEG C of vacuum drying 1h obtain material c；Then 4 parts of polyester are added in material c
Polyalcohol, 3 parts of 2,2- dihydromethyl propionic acids, 8 parts of acetone, 4 parts of isoflurane chalcone diisocyanates and 6 parts of dibutyl tin dilaurates
It is well mixed, is heated to 45 DEG C, be incubated 5h, is cooled to room temperature and obtains material d；Then 4 parts of 1,4- fourths two are added in material d
Alcohol, 4 parts of triethylamines and 6 parts of deionized waters are well mixed, and are warming up to 80 DEG C, are incubated 2h, are cooled to room temperature and obtain modified polyurethane.
In the preparation technology of modified polyurethane, mixed strong acids are the concentrated sulfuric acid and red fuming nitric acid (RFNA) by volume 1.5：2 mix.
Embodiment 4
A kind of anti-scraping coating of aluminum charger case proposed by the present invention, its raw material includes by weight：Be modified poly- ammonia
85 parts of ester, 55 parts of phenolic resin, 15 parts of Merlon, 12 parts of vinyl acetate homopolymer emulsion, 3 parts of organic siliconresin, phenylpropyl alcohol breast
5 parts of liquid, 3 parts of MTES, 5 parts of tetraethyl orthosilicate, 2 parts of isopropanol, 4 parts of hydrochloric acid, 5 parts of chlorinated paraffin, ultra-fine two
4 parts of silica, 2.5 parts of nitrocotton, 4.5 parts of methyl hydroxyethylcellulose, 4.5 parts of ethyl cellulose, 8 parts of silicon whisker, calcining are high
7 parts of ridge soil, 7 parts of mica powder, 2 parts of graphite powder, 5 parts of white fused alumina micro mist, 4 parts of monoethanolamine, 7 parts of DAA, phthalate anhydride 3
Part, 4.5 parts of silane coupler KH-560,3 parts of thickener, 3.5 parts of scratching resistant, 3 parts of curing agent, 7 parts of levelling agent, curing agent 3
Part, 10 parts of silicone oil, 2 parts of petroleum solvent.
Modified polyurethane is prepared by following technique：It is by weight that 9 parts of attapulgites and 5 parts of diatomite are strong in mixing
65 DEG C of ultrasonic disperse 5.5h in acid, are then washed with deionized to neutrality, and 35 DEG C of vacuum drying 7.5h obtain material a, so
Afterwards by material a, 65 DEG C of ultrasonic disperse 8h obtain material b in 3 parts of thionyl chlorides, then 5 parts of ethylenediamines are added drop-wise in material b, 68
DEG C insulation 2.5h, then uses ethanol washing and filtering, and 68 DEG C of vacuum drying 2.5h obtain material c；Then 2.5 are added in material c
Part PEPA, 4.5 parts of 2,2- dihydromethyl propionic acids, 4 parts of acetone, 8 parts of isoflurane chalcone diisocyanates and 4 parts of dibutyl two
Tin laurate is well mixed, and is heated to 62 DEG C, is incubated 3h, is cooled to room temperature and obtains material d；Then 7 part 1 is added in material d,
4- butanediols, 2.5 parts of triethylamines and 11 parts of deionized waters are well mixed, and are warming up to 65 DEG C, are incubated 4h, are cooled to room temperature and are changed
Property polyurethane.
In the preparation technology of modified polyurethane, mixed strong acids are the concentrated sulfuric acid and red fuming nitric acid (RFNA) by volume 0.8：3.5 mixing and
Into.
Embodiment 5
A kind of anti-scraping coating of aluminum charger case proposed by the present invention, its raw material includes by weight：Be modified poly- ammonia
115 parts of ester, 35 parts of phenolic resin, 25 parts of Merlon, 8 parts of vinyl acetate homopolymer emulsion, 7 parts of organic siliconresin, phenylpropyl alcohol breast
4 parts of liquid, 4 parts of MTES, 4 parts of tetraethyl orthosilicate, 3 parts of isopropanol, 3 parts of hydrochloric acid, 8 parts of chlorinated paraffin, ultra-fine two
2 parts of silica, 3.5 parts of nitrocotton, 3.5 parts of methyl hydroxyethylcellulose, 5.5 parts of ethyl cellulose, 5 parts of silicon whisker, calcining are high
8 parts of ridge soil, 3 parts of mica powder, 4 parts of graphite powder, 3 parts of white fused alumina micro mist, 6 parts of monoethanolamine, 5 parts of DAA, phthalate anhydride 6
Part, 3.5 parts of silane coupler KH-560,5 parts of thickener, 2.5 parts of scratching resistant, 5 parts of curing agent, 5 parts of levelling agent, curing agent 4
Part, 4 parts of silicone oil, 8 parts of petroleum solvent.
Modified polyurethane is prepared by following technique：By weight by 11 parts of attapulgites and 4 parts of diatomite in mixing
75 DEG C of ultrasonic disperse 4.5h in strong acid, are then washed with deionized to neutrality, and 45 DEG C of vacuum drying 6.5h obtain material a,
Then by material a, 55 DEG C of ultrasonic disperse 12h obtain material b in 4 parts of thionyl chlorides, then 2 parts of ethylenediamines are added drop-wise into material b
In, then 72 DEG C of insulation 1.5h use ethanol washing and filtering, 82 DEG C of vacuum drying 1.5h to obtain material c；Then add in material c
Plus 3.5 parts of PEPAs, 3.5 parts of 2,2- dihydromethyl propionic acids, 7 parts of acetone, 5 parts of isoflurane chalcone diisocyanates and 5 part two
Butyl tin dilaurate tin is well mixed, and is heated to 48 DEG C, is incubated 4h, is cooled to room temperature and obtains material d；Then add in material d
Plus 5 parts of BDOs, 3.5 parts of triethylamines and 7 parts of deionized waters are well mixed, 75 DEG C are warming up to, are incubated 3h, be cooled to room temperature
Obtain modified polyurethane.
In the preparation technology of modified polyurethane, mixed strong acids are the concentrated sulfuric acid and red fuming nitric acid (RFNA) by volume 1.2：2.5 mixing and
Into.
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 anti-scraping coating of aluminum charger case, it is characterised in that its raw material includes by weight：Modified polyurethane
80-120 parts, phenolic resin 30-60 parts, Merlon 10-30 parts, vinyl acetate homopolymer emulsion 5-15 part, organic siliconresin
2-8 parts, styrene-acrylic emulsion 3-6 parts, MTES 2-5 parts, tetraethyl orthosilicate 3-6 parts, isopropanol 1-4 parts, hydrochloric acid 2-5
Part, chlorinated paraffin 4-9 parts, superfine silicon dioxide 1-5 parts, nitrocotton 2-4 parts, methyl hydroxyethylcellulose 3-5 parts, ethyl cellulose
Plain 4-6 parts, silicon whisker 4-9 parts, calcined kaolin 6-9 parts, mica powder 2-8 parts, graphite powder 1-5 parts, white fused alumina micro mist 2-6 parts,
Monoethanolamine 3-7 parts, DAA 4-8 parts, phthalate anhydride 2-7 parts, silane coupler KH-560 3-5 parts, thickener 2-6 parts,
Scratching resistant 2-4 parts, curing agent 2-6 parts, levelling agent 4-8 parts, curing agent 2-5 parts, silicone oil 2-12 parts, petroleum solvent 1-9 parts.
2. the anti-scraping coating of aluminum charger case according to claim 1, it is characterised in that modified polyurethane is by as follows
Technique is prepared：By attapulgite and diatomite in mixed strong acids 60-80 DEG C of ultrasonic disperse 4-6h, then deionized water
Wash to neutrality, 30-50 DEG C vacuum drying 6-8h obtain material a, then by material a in thionyl chloride 50-70 DEG C of ultrasound
Dispersion 5-15h obtains material b, then ethylenediamine is added drop-wise in material b, 65-75 DEG C of insulation 1-3h, then washed with ethanol
Filter, 65-85 DEG C of vacuum drying 1-3h obtains material c；Then in material c add PEPA, 2,2- dihydromethyl propionic acids,
Acetone, isoflurane chalcone diisocyanate and dibutyl tin dilaurate are well mixed, and are heated to 45-65 DEG C, are incubated 2-5h, cooling
Material d is obtained to room temperature；Then add BDO, triethylamine and deionized water in material d to be well mixed, be warming up to
60-80 DEG C, 2-5h is incubated, is cooled to room temperature and obtains modified polyurethane.
3. the anti-scraping coating of aluminum charger case according to claim 2, it is characterised in that the preparation of modified polyurethane
In technique, mixed strong acids are the concentrated sulfuric acid and red fuming nitric acid (RFNA) 0.5-1.5 by volume：2-4 is mixed.
4. the anti-scraping coating of the aluminum charger case according to Claims 2 or 3, it is characterised in that modified polyurethane
In preparation technology, attapulgite, diatomite, thionyl chloride, ethylenediamine, PEPA, 2,2- dihydromethyl propionic acids, acetone,
The weight ratio of isoflurane chalcone diisocyanate, dibutyl tin dilaurate, 1,4- butanediols, triethylamine and deionized water is 8-
12：3-6：2-5：1-6：2-4：3-5：3-8：4-9：3-6：4-8：2-4：6-12.
5. the anti-scraping coating of the aluminum charger case according to any one of claim 1-4, it is characterised in that the second of methyl three
The weight ratio of TMOS, tetraethyl orthosilicate, isopropanol, hydrochloric acid and scratching resistant is 3-4：4-5：2-3：3-4：2.5-3.5.
6. the anti-scraping coating of the aluminum charger case according to any one of claim 1-5, it is characterised in that ultra-fine dioxy
SiClx, nitrocotton, methyl hydroxyethylcellulose, ethyl cellulose, silicon whisker, calcined kaolin, mica powder, graphite powder, Bai Gang
The weight ratio of beautiful micro mist and silane coupler KH-560 is 2-4：2.5-3.5：3.5-4.5：4.5-5.5：5-8：7-8：3-7：2-
4：3-5：3.5-4.5.
7. the anti-scraping 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：Modified polyurethane 85-115 parts, phenolic resin 35-55 parts, Merlon 15-25 parts, vinyl acetate homopolymer
Emulsion 8-12 part, organic siliconresin 3-7 parts, styrene-acrylic emulsion 4-5 parts, MTES 3-4 parts, tetraethyl orthosilicate 4-5
Part, isopropanol 2-3 parts, hydrochloric acid 3-4 parts, chlorinated paraffin 5-8 parts, superfine silicon dioxide 2-4 parts, nitrocotton 2.5-3.5 parts, methyl
Hydroxyethyl cellulose 3.5-4.5 parts, ethyl cellulose 4.5-5.5 parts, silicon whisker 5-8 parts, calcined kaolin 7-8 parts, mica powder
3-7 parts, graphite powder 2-4 parts, white fused alumina micro mist 3-5 parts, monoethanolamine 4-6 parts, DAA 5-7 parts, phthalate anhydride 3-6 parts,
Silane coupler KH-560 3.5-4.5 parts, thickener 3-5 parts, scratching resistant 2.5-3.5 parts, curing agent 3-5 parts, levelling agent 5-
7 parts, curing agent 3-4 parts, silicone oil 4-10 parts, petroleum solvent 2-8 parts.
8. the anti-scraping coating of the aluminum charger case according to any one of claim 1-7, it is characterised in that its raw material is pressed
Weight portion includes：100 parts of modified polyurethane, 45 parts of phenolic resin, 20 parts of Merlon, 10 parts of vinyl acetate homopolymer emulsion,
5 parts of organic siliconresin, 4.5 parts of styrene-acrylic emulsion, 3.5 parts of MTES, 4.5 parts of tetraethyl orthosilicate, isopropanol 2.5
Part, 3.5 parts of hydrochloric acid, 6.5 parts of chlorinated paraffin, 3 parts of superfine silicon dioxide, 3 parts of nitrocotton, 4 parts of methyl hydroxyethylcellulose, ethyl
5 parts of cellulose, 6.5 parts of silicon whisker, 7.5 parts of calcined kaolin, 5 parts of mica powder, 3 parts of graphite powder, 4 parts of white fused alumina micro mist, ethanol
5 parts of amine, 6 parts of DAA, 4.5 parts of phthalate anhydride, silane coupler KH-5604 parts, 4 parts of thickener, 3 parts of scratching resistant,
4 parts of curing agent, 6 parts of levelling agent, 3.5 parts of curing agent, 7 parts of silicone oil, 5 parts of petroleum solvent.
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| CN201611103501.8A CN106634526A (en) | 2016-12-05 | 2016-12-05 | Anti-scratch coating of aluminum charger shell |
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| CN201611103501.8A CN106634526A (en) | 2016-12-05 | 2016-12-05 | Anti-scratch coating of aluminum charger shell |
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| CN107674521A (en) * | 2017-11-02 | 2018-02-09 | 安徽宝岛新能源发展有限公司 | The preparation method of electric automobile shell coating |
| CN107779016A (en) * | 2017-11-02 | 2018-03-09 | 安徽宝岛新能源发展有限公司 | Electric automobile shell coating |
| CN109624378A (en) * | 2018-11-01 | 2019-04-16 | 嘉兴市爵拓科技有限公司 | A kind of tablet rapid molding device |
| CN109722107A (en) * | 2017-10-31 | 2019-05-07 | 丹阳西联生物技术有限公司 | A kind of lathe milling cutter wear-resistant coating |
| CN113874472A (en) * | 2019-03-08 | 2021-12-31 | 塔塔钢铁有限公司 | Compounds, compositions and methods for utilizing non-coking coal |
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| CN105255345A (en) * | 2015-10-09 | 2016-01-20 | 滁州环球聚氨酯科技有限公司 | Heat-resisting scratch-resisting car paint with modified waterborne polyurethane dispersoid |
| CN106046758A (en) * | 2016-06-29 | 2016-10-26 | 安徽广燕新材料科技有限责任公司 | Heat-proof insect preventing modified polyurethane thermal insulation composite board |
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| CN105238253A (en) * | 2015-10-09 | 2016-01-13 | 滁州环球聚氨酯科技有限公司 | Weather-proof wear-resistant modified polyurethane external wall coating |
| CN105255345A (en) * | 2015-10-09 | 2016-01-20 | 滁州环球聚氨酯科技有限公司 | Heat-resisting scratch-resisting car paint with modified waterborne polyurethane dispersoid |
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| CN109722107A (en) * | 2017-10-31 | 2019-05-07 | 丹阳西联生物技术有限公司 | A kind of lathe milling cutter wear-resistant coating |
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| CN109624378A (en) * | 2018-11-01 | 2019-04-16 | 嘉兴市爵拓科技有限公司 | A kind of tablet rapid molding device |
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