CN106543852A - A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof - Google Patents
A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof Download PDFInfo
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- CN106543852A CN106543852A CN201610905323.4A CN201610905323A CN106543852A CN 106543852 A CN106543852 A CN 106543852A CN 201610905323 A CN201610905323 A CN 201610905323A CN 106543852 A CN106543852 A CN 106543852A
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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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/003—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
- C08F251/02—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof on to cellulose or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F285/00—Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
- C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
- C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
- C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
-
- 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
- C09D5/08—Anti-corrosive paints
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
-
- 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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- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Wood Science & Technology (AREA)
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Abstract
The invention discloses a kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof，The coating first puts into nanocrystal cellulose in ionic liquid in preparation process and makes solution，The subsequent graft copolymerization of acrylic in the presence of initiator，Generate high percent grafting、The compound monomer of high reaction activity，Again with trifluoroethyl methacrylate、Hydroxyethyl methacrylate copolyreaction obtains modified fluorocarbon resin emulsion，The coating with favorable elasticity and intensity is obtained in the way of low cost，Improve protective capacities of the film layer to chassis，And the rust resisting pigment Jing after hyperbranched polyether emulsion milled processed has preferably dispersiveness and associativity in resin system，Rust-proof effect is more excellent，The green product of high in environmental protection has been obtained finally，Its antirust cycle to chassis is more lasting than conventional water paint.
Description
Technical field
The present invention relates to aqueous rust-proof coatings technical field, more particularly to a kind of nanocrystal cellulose increasing of automobile chassis
Strong modified water-base fluorocarbon coating and preparation method thereof.
Background technology
As its name suggests, automobile chassis is in bottom of car, and which is constantly in more dark environment, and in running car
During can be impacted by rainwater, sandstone, cause surface damaged, accelerating corrosion occur, the serious service life for reducing chassis,
Therefore the antirust for strengthening automobile chassis is most important.
Most directly effectively chassis rust preventing is the rust prevention by applying liquid material paint on chassis, and traditional chassis antirust paint is mainly oil
Property coating, the advantage of oil paint is that the coating which forms is thicker, and service life is longer, but its fatal shortcoming is dirt
Dye is larger, does not meet the production requirement of modern environmental protection.Water paint popular in recent years is reviewed in terms of environmental-protecting performance
Can meet and require, its mechanical performance is better than oil paint in some aspects, but the aqueous rust-proof coatings of routine easily come off, with
Adhesive force between base material is poor, and water penetration is big, and closure is not enough, so as to cause its rust-proof effect limited.
Water-based fluorocarbon resin because of its unique structure, at aspects such as durability, corrosion resistance, resistances to soiling than other class water
Property coating has prominent advantage, has good application prospect in terms of automobile chassis antirust.《Novel watersoluble fluorine carbon anticorrosive paint
Performance study》, using fluorine carbon emulsion as film forming binder, composite iron-titanium powder and modified zinc phosphate are used as main anti-corrosion paint, system for one text
The coating for obtaining shows good sealing effectiveness and Corrosion Protection, but fluorocarbon resin there is also some defects, such as solidifies temperature
Spend that higher, hardening time is longer, tack is poor, and the wetability of filler it is poor, relatively costly etc. the problems such as, needs do further
Modification, to improve its market using value.
The content of the invention
The object of the invention is exactly for the defect for making up prior art, there is provided a kind of automobile chassis nanocrystal cellulose
Enhanced modified water-base fluorocarbon coating and preparation method thereof.
The present invention is achieved by the following technical solutions：
A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose, original of the coating by following weight portion
Material is made：Trifluoroethyl methacrylate 10-15, hydroxyethyl methacrylate 10-12, acrylic acid 5-8, hyperbranched polyether emulsion
12-15, nanocrystal cellulose 3-5,1- ethyl-3-methylimidazole acetate 30-35, azodiisobutyronitrile 0.4-0.5,12
Sodium alkyl sulfate 0.1-0.2, APES 0.4-0.5, appropriate ethyl acetate, potassium peroxydisulfate 1-2, deionized water
30-40, defoamer 0.4-0.5, rust resisting pigment 3-6, Lauryl Alcohol ester 1-2.
Described hyperbranched polyether emulsion is made up of the raw material of following weight portion：IPDI 8-12, two
Dibutyl tin laurate 0.1-0.2, DMF 12-16, expoxy propane 12-15, poly glycol monomethyl ether 3-5,
Glycidol ether 2-5, DMC catalysts 0.8-1.2, deionized water 40-50, dodecyl sodium sulfate 0.4-0.5,
Preparation method is：
（1）First take the IPDI of 6-8 weight portions, DMC catalysts to put in reactor, vacuum
After processed, stirring is warming up to 132-138 DEG C under nitrogen atmosphere, the expoxy propane of 1/3 weight portion is subsequently added dropwise, continues to stir
Mixing 20-30min is mixed, the expoxy propane of glycidol ether and surplus is subsequently added dropwise, stirred when being added dropwise, addition continues after finishing
Stirring reaction 2-3h, reaction terminate rear system and are cooled to stratification after room temperature, remove unreacted monomer, obtain superbrnaching end-hydroxy
PPG is standby；
（2）The IPDI of remainder amount, is put in DMF, is added after being uniformly mixed
Enter dibutyl tin laurate, rear system oil bath heating is uniformly mixed to 35-40 DEG C, insulation reaction 2-3h, resulting solution
It is standby；
（3）Will dodecyl sodium sulfate put into deionized water in be configured to mixed emulsion, and by system heating water bath to 75-80
DEG C, it is subsequently added step（1）Obtained superbrnaching end-hydroxy PPG, with step（2）The material of preparation is well mixed, body
System is heated to 75-80 DEG C, stirs hybrid reaction 5-6h under nitrogen atmosphere, and reaction adds deionized water, dodecyl after terminating
Sodium sulfonate, ultrasonic emulsification 40-50min obtain final product described hyperbranched polyether emulsion.
A kind of preparation method of the described enhanced modified water-base fluorocarbon coating of automobile chassis nanocrystal cellulose is：
（1）First take in 1- ethyl-3-methylimidazoles acetate input reaction vessel, be subsequently added into nanocrystal cellulose, system
40-45 DEG C is heated to, stirring makes which be completely dissolved dispersion, and system is warming up to 55-60 DEG C subsequently, adds azodiisobutyronitrile,
Continue stirring 40-50min, be subsequently added acrylic acid, stirring while adding, addition continues reaction 2-3h, system Jing suction filtration after finishing
Process, products therefrom is extracted with ethyl acetate 30-40h, remove acrylate copolymer, subsequent product drying is processed, and obtains nanometer
Avicel cellulose grafted propylene acid monomers are standby；
（2）Deionized water is put in reaction vessel, lauryl sodium sulfate, APES, 1/3 weight is subsequently added into
Amount part potassium peroxydisulfate, stirring make which be completely dissolved mixing, be subsequently added 1/3 weight portion trifluoroethyl methacrylate, 1/3
The hydroxyethyl methacrylate of the nanocrystal cellulose graft acrylic monomers and 1/3 weight portion of weight portion, stirring mixing
After uniform, system is warming up to 50-60 DEG C, and trifluoroethyl methacrylate, the nano junction of surplus are sequentially added after reacting 20-30min
Crystalline cellulose grafted propylene acid monomers, hydroxyethyl methacrylate, potassium peroxydisulfate, stirring while adding, after addition is finished, insulation is anti-
Answer 60-80min, reaction room temperature to be cooled to after terminating, filter, obtain fluorocarbon modified resin emulsion standby；
（3）By hyperbranched polyether emulsion, the process of rust resisting pigment mixing and ball milling, to 50 μm of Slurry Granularity ＜, subsequently by gained slurry
With step（2）The fluorocarbon modified resin emulsion mixing for preparing, adds other leftover materials after stirring 40-50min, continues stirring mixed
40-50min is closed, last deionized water adjusts viscosity, product is obtained final product after filtration.
The present invention is prepared for a kind of enhanced antirust modified water-base fluorocarbon coating of nanocrystal cellulose, and which is first by nanometer
Solution is made in avicel cellulose input ionic liquid, subsequently the graft copolymerization of acrylic in the presence of initiator, generate height and connect
Branch rate, the compound monomer of high reaction activity, then obtain with trifluoroethyl methacrylate, hydroxyethyl methacrylate copolyreaction
Modified fluorocarbon resin emulsion, in the way of low cost obtains the coating with favorable elasticity and intensity, improves film layer pair
The protective capacities on chassis, and the rust resisting pigment Jing after hyperbranched polyether emulsion milled processed has more preferable point in resin system
Scattered property and associativity, rust-proof effect are more excellent, and the green product of high in environmental protection has finally been obtained, its antirust cycle to chassis
It is more lasting than conventional water paint.
Specific embodiment
A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose, the coating is by following weight portion
Raw material make：Trifluoroethyl methacrylate 10, hydroxyethyl methacrylate 10, acrylic acid 5, hyperbranched polyether emulsion 12,
Nanocrystal cellulose 3,1- ethyl-3-methylimidazoles acetate 30, azodiisobutyronitrile 0.4, lauryl sodium sulfate 0.1,
APES 0.4, appropriate ethyl acetate, potassium peroxydisulfate 1, deionized water 30, defoamer 0.4, rust resisting pigment 3, ten
Two carbon alcohol esters 1.
Wherein hyperbranched polyether emulsion is made up of the raw material of following weight portion：IPDI 8, tin dilaurate
Dibutyl tin 0.1, DMF 12, expoxy propane 12, poly glycol monomethyl ether 3, glycidol ether 2, bimetallic
Cyanide catalyst 0.8, deionized water 40, dodecyl sodium sulfate 0.4, preparation method is：
（1）First take the IPDI of 6 weight portions, DMC catalysts to put in reactor, vacuum takes off
After water process, stirring is warming up to 132 DEG C under nitrogen atmosphere, and the expoxy propane of 1/3 weight portion is subsequently added dropwise, and continues stirring mixing
20min, is subsequently added dropwise the expoxy propane of glycidol ether and surplus, stirs when being added dropwise, and addition continues stirring reaction after finishing
2h, reaction terminate rear system and are cooled to stratification after room temperature, remove unreacted monomer, obtain superbrnaching end-hydroxy PPG
It is standby；
（2）The IPDI of remainder amount, is put in DMF, is added after being uniformly mixed
Entering dibutyl tin laurate, rear system oil bath heating being uniformly mixed to 35 DEG C, insulation reaction 2h, resulting solution are standby；
（3）Dodecyl sodium sulfate is put in deionized water and is configured to mixed emulsion, and by system heating water bath to 75 DEG C, with
After add step（1）Obtained superbrnaching end-hydroxy PPG, with step（2）The material of preparation is well mixed, and system adds
Heat stirs hybrid reaction 5h to 75 DEG C, under nitrogen atmosphere, and reaction adds deionized water, dodecyl sodium sulfate after terminating, surpasses
Sound emulsifies 40min, obtains final product described hyperbranched polyether emulsion.
The preparation method of the embodiment coating is：
（1）First take in 1- ethyl-3-methylimidazoles acetate input reaction vessel, be subsequently added into nanocrystal cellulose, system
40 DEG C are heated to, stirring makes which be completely dissolved dispersion, and system is warming up to 55 DEG C subsequently, add azodiisobutyronitrile, continue to stir
40min is mixed, acrylic acid is subsequently added, stirring while adding, addition continues reaction 2h after finishing, and the process of system Jing suction filtration, gained are produced
Thing is extracted with ethyl acetate 30h, removes acrylate copolymer, and subsequent product drying is processed, and obtains nanocrystal cellulose graft
Acrylic monomers is standby；
（2）Deionized water is put in reaction vessel, lauryl sodium sulfate, APES, 1/3 weight is subsequently added into
Amount part potassium peroxydisulfate, stirring make which be completely dissolved mixing, be subsequently added 1/3 weight portion trifluoroethyl methacrylate, 1/3
The hydroxyethyl methacrylate of the nanocrystal cellulose graft acrylic monomers and 1/3 weight portion of weight portion, stirring mixing
After uniform, system is warming up to 50 DEG C, and trifluoroethyl methacrylate, the nanocrystal fiber of surplus are sequentially added after reacting 20min
Plain grafted propylene acid monomers, hydroxyethyl methacrylate, potassium peroxydisulfate, stirring while adding, addition finishes rear insulation reaction
60min, reaction are cooled to room temperature after terminating, and filter, obtain fluorocarbon modified resin emulsion standby；
（3）By hyperbranched polyether emulsion, the process of rust resisting pigment mixing and ball milling, to 50 μm of Slurry Granularity ＜, subsequently by gained slurry
With step（2）The fluorocarbon modified resin emulsion mixing for preparing, adds other leftover materials after stirring 40min, continues stirring mixing
40min, last deionized water adjust viscosity, and product is obtained final product after filtration.
The coating of preparation carries out performance test in accordance with antirust paint standard, and test result is as follows：
| Project | Performance indications |
| Paint film appearance | Normally |
| Viscosity（25℃/s） | 34 |
| Surface drying time（h） | ＜ 1.6 |
| Do solid work the time（h） | ＜ 34 |
| Resistance to impact/cm | 45 |
| Paint film adhesion（Level） | One-level |
| Resistance to salt water | 1324h is unchanged |
| Salt fog resistance | 1186h is without exception |
| Acid resistance | 826h is unchanged |
| Alkali resistance | 842h is unchanged |
| Outdoor weathe resistance（24 months） | Generation significant change |
Claims (3)
1. a kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose, it is characterised in that the coating by
The raw material of following weight portion is made：Trifluoroethyl methacrylate 10-15, hydroxyethyl methacrylate 10-12, acrylic acid 5-8,
Hyperbranched polyether emulsion 12-15, nanocrystal cellulose 3-5,1- ethyl-3-methylimidazole acetate 30-35, two isobutyl of azo
Nitrile 0.4-0.5, lauryl sodium sulfate 0.1-0.2, APES 0.4-0.5, appropriate ethyl acetate, potassium peroxydisulfate
1-2, deionized water 30-40, defoamer 0.4-0.5, rust resisting pigment 3-6, Lauryl Alcohol ester 1-2.
2. a kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose as claimed in claim 1, its
It is characterised by, described hyperbranched polyether emulsion is made up of the raw material of following weight portion：IPDI 8-12, two
Dibutyl tin laurate 0.1-0.2, DMF 12-16, expoxy propane 12-15, poly glycol monomethyl ether 3-5,
Glycidol ether 2-5, DMC catalysts 0.8-1.2, deionized water 40-50, dodecyl sodium sulfate 0.4-0.5,
Preparation method is：
（1）First take the IPDI of 6-8 weight portions, DMC catalysts to put in reactor, vacuum
After processed, stirring is warming up to 132-138 DEG C under nitrogen atmosphere, the expoxy propane of 1/3 weight portion is subsequently added dropwise, continues to stir
Mixing 20-30min is mixed, the expoxy propane of glycidol ether and surplus is subsequently added dropwise, stirred when being added dropwise, addition continues after finishing
Stirring reaction 2-3h, reaction terminate rear system and are cooled to stratification after room temperature, remove unreacted monomer, obtain superbrnaching end-hydroxy
PPG is standby；
（2）The IPDI of remainder amount, is put in DMF, is added after being uniformly mixed
Enter dibutyl tin laurate, rear system oil bath heating is uniformly mixed to 35-40 DEG C, insulation reaction 2-3h, resulting solution
It is standby；
（3）Will dodecyl sodium sulfate put into deionized water in be configured to mixed emulsion, and by system heating water bath to 75-80
DEG C, it is subsequently added step（1）Obtained superbrnaching end-hydroxy PPG, with step（2）The material of preparation is well mixed, body
System is heated to 75-80 DEG C, stirs hybrid reaction 5-6h under nitrogen atmosphere, and reaction adds deionized water, dodecyl after terminating
Sodium sulfonate, ultrasonic emulsification 40-50min obtain final product described hyperbranched polyether emulsion.
3. system of a kind of automobile chassis as claimed in claim 1 with the enhanced modified water-base fluorocarbon coating of nanocrystal cellulose
Preparation Method, it is characterised in that described preparation method is：
（1）First take in 1- ethyl-3-methylimidazoles acetate input reaction vessel, be subsequently added into nanocrystal cellulose, system
40-45 DEG C is heated to, stirring makes which be completely dissolved dispersion, and system is warming up to 55-60 DEG C subsequently, adds azodiisobutyronitrile,
Continue stirring 40-50min, be subsequently added acrylic acid, stirring while adding, addition continues reaction 2-3h, system Jing suction filtration after finishing
Process, products therefrom is extracted with ethyl acetate 30-40h, remove acrylate copolymer, subsequent product drying is processed, and obtains nanometer
Avicel cellulose grafted propylene acid monomers are standby；
（2）Deionized water is put in reaction vessel, lauryl sodium sulfate, APES, 1/3 weight is subsequently added into
Amount part potassium peroxydisulfate, stirring make which be completely dissolved mixing, be subsequently added 1/3 weight portion trifluoroethyl methacrylate, 1/3
The hydroxyethyl methacrylate of the nanocrystal cellulose graft acrylic monomers and 1/3 weight portion of weight portion, stirring mixing
After uniform, system is warming up to 50-60 DEG C, and trifluoroethyl methacrylate, the nano junction of surplus are sequentially added after reacting 20-30min
Crystalline cellulose grafted propylene acid monomers, hydroxyethyl methacrylate, potassium peroxydisulfate, stirring while adding, after addition is finished, insulation is anti-
Answer 60-80min, reaction room temperature to be cooled to after terminating, filter, obtain fluorocarbon modified resin emulsion standby；
（3）By hyperbranched polyether emulsion, the process of rust resisting pigment mixing and ball milling, to 50 μm of Slurry Granularity ＜, subsequently by gained slurry
With step（2）The fluorocarbon modified resin emulsion mixing for preparing, adds other leftover materials after stirring 40-50min, continues stirring mixed
40-50min is closed, last deionized water adjusts viscosity, product is obtained final product after filtration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610905323.4A CN106543852A (en) | 2016-10-17 | 2016-10-17 | A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610905323.4A CN106543852A (en) | 2016-10-17 | 2016-10-17 | A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof |
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| CN106543852A true CN106543852A (en) | 2017-03-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680064A (en) * | 2020-12-24 | 2021-04-20 | 浩力森涂料（上海）有限公司 | Hollow microsphere fluorocarbon emulsion modified waterborne epoxy resin coating and preparation method thereof |
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|---|---|---|---|---|
| CN1456598A (en) * | 2003-05-29 | 2003-11-19 | 上海交通大学 | Organic pigments with superbranched polymers as cores and preparations thereof |
| CN101117450A (en) * | 2007-07-23 | 2008-02-06 | 江南大学 | Preparation method of non-ionic hyperbranched macromolecular dispersant for organic pigment |
| CN101250369A (en) * | 2008-03-25 | 2008-08-27 | 中国科学院广州化学研究所 | Aqueous composite paint containing amphiphilic fluorine-containing acrylate blocking copolymer and preparation thereof |
| CN104449154A (en) * | 2014-11-28 | 2015-03-25 | 合肥工业大学 | Water-based chromium-free fingerprint-resistant paint for galvanized steel plate |
-
2016
- 2016-10-17 CN CN201610905323.4A patent/CN106543852A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1456598A (en) * | 2003-05-29 | 2003-11-19 | 上海交通大学 | Organic pigments with superbranched polymers as cores and preparations thereof |
| CN101117450A (en) * | 2007-07-23 | 2008-02-06 | 江南大学 | Preparation method of non-ionic hyperbranched macromolecular dispersant for organic pigment |
| CN101250369A (en) * | 2008-03-25 | 2008-08-27 | 中国科学院广州化学研究所 | Aqueous composite paint containing amphiphilic fluorine-containing acrylate blocking copolymer and preparation thereof |
| CN104449154A (en) * | 2014-11-28 | 2015-03-25 | 合肥工业大学 | Water-based chromium-free fingerprint-resistant paint for galvanized steel plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680064A (en) * | 2020-12-24 | 2021-04-20 | 浩力森涂料（上海）有限公司 | Hollow microsphere fluorocarbon emulsion modified waterborne epoxy resin coating and preparation method thereof |
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