CN108329828A - Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating and preparation method thereof - Google Patents
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating and preparation method thereof Download PDFInfo
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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
- C09D179/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09D161/00 - C09D177/00
- C09D179/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C09D179/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2201/011—Nanostructured additives
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
Abstract
The present invention relates to building coating fields, and in particular to resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating and preparation method thereof, the Water-based ceramic-imitating coating include the raw material of following parts by weight：Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：0.2 part of modified polyimide resin solution 26,12 parts of sierozem power, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, 1.2 parts of nano-aluminium oxide, 0.2 part of aqueous defoamer, 0.4 part of alkali swelling type thickener, 90 parts of water, 0.1 ~ 0.4 part of ethyl benzoic acid, 0.5 part of tetramethylenthanediol, 0.2 part of trishydroxymethylaminomethane and 3 cyclopentylpropionyl chloride of synergist；Invention significantly improves the resistance to ag(e)ing of imitation porcelain coating, water resistance, oil resistivity, dusting not easy to crack.
Description
Technical field
Be related to building coating field, more particularly to a kind of Water-based ceramic-imitating coating and preparation method thereof, tool be related to resistance to ag(e)ing,
The preparation method of water resistance, oil resistivity Water-based ceramic-imitating coating.
Background technology
Imitation porcelain coating is a kind of interior wall coating widely used in the construction and decorations such as household, hotel.Imitation porcelain coating generally divides
For solvent type imitation porcelain coating and aqueous latex paint class imitation porcelain coating.The solidification process of solvent type imitation porcelain coating can discharge toxic wave
Hair property solvent, threatens the health of worker and resident family, does not meet environmental requirement, and is restricted in the application.In chemical industry, smelting
The special dimensions such as gold, hot-working, the environment temperature more than 150 DEG C be easy to cause heater and generate infra-red radiation, lead to coating
Heat-proof quality drastically declines, and thermal coefficient rises rapidly, accelerates the cracking of coating to lose powder, influences the safety of production process, mesh
The preceding research report about the imitation porcelain coating with counter infrared ray radiation characteristic is less.
The patent of publication number CN105199552A discloses a kind of Water-based ceramic-imitating coating of environment-friendly type, and the imitation porcelain coating
For two-component, wherein component A is the aqueous epoxy resins that VOC content is 0, and B component is aqueous epoxy curing agent, filler and helps
Agent forms.It has significant advantage in terms of acid and alkali-resistance, water resistance and inoxidizability.Studies have found that more than 150 DEG C
Under environment, for 24 hours in will be there is a phenomenon where aging of cracking, service life substantially reduces.
The patent of publication number CN105778632A discloses a kind of water-fast ordor removing type Water-based ceramic-imitating coating and preparation method thereof,
By the air purification particle that aerogel type is added so that there is preferable water resistance, air-cleaning function, adsorption capacity is big,
It is long to purify timeliness, good air purification effect.But the air purification particle to the counter infrared ray radiance of imitation porcelain coating not
It improves.
The patent of publication number CN105199515A discloses a kind of imitation porcelain coating and its spraying method, and the imitation porcelain coating is by PP
The aqueous ceramic coating knead dough layer UV coating composition in priming paint, middle level, it is easy to crack to solve existing base coat, middle level relative hardness
It is small, weatherability, the problem of resistance to ag(e)ing, ply adhesion difference.Studies have found that the cost of the imitation porcelain coating is higher, spraying
Construction trouble, counter infrared ray radiance is general, limits application range.
With the continuous research of the counter infrared ray radiance of aerogel heat-insulating material, formula components to aerogel material and
Method is improved and is applied to the concern that sapecial coating field causes those skilled in the art.It is right that present invention applicant passes through
The Improvement of polyimide resin ingredient, and the counter infrared ray radiative material by the way that aerogel type is added, cooperation multiple additives,
The Water-based ceramic-imitating coating, anti-aging, waterproof and grease proofness is prepared in filler, auxiliary agent, expands the scope of application of imitation porcelain coating.
Invention content
In view of this, a kind of Water-based ceramic-imitating coating of present invention offer and preparation method thereof, by polyimide resin
Modified and aerogel heat-proof particle addition, significantly improves the resistance to ag(e)ing of imitation porcelain coating, water-fast oil is had excellent performance.
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, ash
12 parts of calcium powder, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, nano-aluminium oxide
1.2 parts, 0.2 part of aqueous defoamer, 0.4 part of alkali swelling type thickener, 90 parts of water, ethyl benzoic acid 0.1 ~ 0.4
Part, 0.5 part of tetramethylenthanediol, 0.2 part of trishydroxymethylaminomethane and 0.2 part of synergist 3- cyclopentylpropionyl chlorides.
The preparation method of modified polyimide resin solution is：Sequentially added into reaction bulb 57 parts of polyimide resin,
8 parts of formaldehyde, 140 parts of deionized water, are stirred evenly under room temperature with 500-800r/min, are slowly added to 4 parts of sodium hydroxide, are warming up to
70-95 DEG C, continue 1 ~ 2h of stirring, obtains modified polyimide resin solution；
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that the preparation side of the aerogel heat-proof particle
Method is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol is the sodium silicate solution that solvent prepares 15-20wt%；Slowly into sodium silicate solution
The hydrochloric acid solution of 6wt%, which is added, makes system pH reach 6.5, adds the titanyl sulfate and sodium metasilicate quality of sodium metasilicate quality 1%
The 1 of 0.2% ~ 1%, 1,1- tri- chloro-2-methyl-2-propanol, stirring at normal temperature uniformly obtain colloidal sol；Colloidal sol quality is added into colloidal sol
The nanometer titanium dioxide micropowder of 0.2-0.5%, ultrasonic vibration 30min obtain mixed sols, and supercritical fluid drying will be in colloidal sol
Ethanol evaporation is complete.
The aqueous defoamer is nonylphenol polyoxyethylene ether, octyl phenol polyoxyethylene ether, tributyl phosphate, polyethylene glycol
Any one in aliphatic ester.
The alkali swelling type thickener is any one in AMS-601, ASE-60, ZW-714.
The preparation method of resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that include the following steps：
1）Batch mixing：Sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide are mixed
Uniformly, component A is obtained；Modified polyimide resin solution, alkali swelling type thickener are uniformly mixed, component B is obtained；By component
After A is mixed with component B, it is warming up to 65-90 DEG C, water is added with 300-400r/min stirrings 60min, continues insulated and stirred 30min
Obtain mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition aqueous defoamers are dispersed with stirring uniformly with surface uniformly without particle
Subject to object, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.
In the inventive solutions, the Water-based ceramic-imitating coating is with modified polyimide resin solution and a variety of lightweights
Filler sierozem power, calcite in powder, titanium dioxide, bentonite are main component, and bentonite is due to loose porous structure, water-swellable
And with preferable viscosity so that each ingredient closely bonds；Aerogel heat-proof particle density is uniform, porosity is small, has excellent
Counter infrared ray radiation, every thermal property；Aqueous defoamer, alkali swelling type thickener can coordinate with water-based system, provide shearing
Viscosity so that system have more excellent flowing flow leveling, anti-settling performance, construct roller coating when anti-splashing performance.
The present invention under the action of 1,1,1- tri- chloro-2-methyl-2-propanol, aerogel heat-proof particle using sodium metasilicate with
Titanyl sulfate generates metatitanic acid precipitation in acid condition, will not cause the reunion of powder, then is aided with excellent ultraviolet screener and makees
With, the nano-titanium dioxide of chemical stability, thermal stability, increase coating resistance to ag(e)ing.
For the present invention according to the physicochemical property and characteristic of each raw material, solid matter is uniformly mixed constituent component by when preparation first
A, modified polyimide resin solution mix constituent component B with alkali swelling type thickener, ensure the uniformity of solid-liquid ingredient, then into
Add water after row mixing, it is contemplated that will produce a large amount of foam after mixing, and Particle distribution is uneven, be eventually adding aqueous defoaming
Come the flow leveling for improving system and anti-settling performance, preparation method is simply controllable for agent, is not necessarily to harsh conditions.
Compared with prior art, the invention has the advantages that：
A, Water-based ceramic-imitating coating materials safety of the invention is nontoxic, and preparation method is simply controllable, by sub- to main component polyamides
The modification of amine, and aerogel heat-insulating material is added, significantly improve the resistance to ag(e)ing of imitation porcelain coating, 1,1,1- tri- chloro-2-methyl-
Under the action of 2- propyl alcohol, aerogel heat-proof particle generates metatitanic acid precipitation in acid condition using sodium metasilicate and titanyl sulfate,
It will not cause the reunion of powder.
B, under ethyl benzoic acid, tetramethylenthanediol and titanium dioxide, nano aluminium oxide effect, it is increased
Water proofing property, while modified polyimide resin is acted on trishydroxymethylaminomethane, increases the grease proofness of material.
c、AMS-601（It buys in Guangdong Aomei Science and Technology Ltd.）、ASE-60（It buys in ROHM AND HAAS）、ZW-714
（Buy the ten thousand new material Co., Ltd in Guangzhou）, polyimides purchase is in the limited public affairs of Jiangsu monarch's Ward kind engineering plastic product
Department.
D, 3- cyclopenta propionyl is as ageing-resistant synergist.
Specific implementation mode
The following examples will make the present invention more specifically to explain, but the present invention is not limited only to these implementations
Example, these same embodiments are not also limit the invention in any way.
Example 1
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, sierozem power
12 parts, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, 1.2 parts of nano-aluminium oxide,
0.2 part of nonylphenol polyoxyethylene ether, AMS-601 be 0.4 part, 90 parts of water, 0.1 part of ethyl benzoic acid, tetramethyl
0.2 part of 0.5 part of ethylene glycol, 0.2 part of trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides.
The preparation method of the modified polyimide resin solution is：Polyimide resin 57 is sequentially added into reaction bulb
Part, 8 parts of formaldehyde, 140 parts of deionized water, stirred evenly with 500r/min under room temperature, be slowly added to 4 parts of sodium hydroxide, be warming up to
70 DEG C, continues to stir 1h, obtain modified polyimide resin solution.
The preparation method of the aerogel heat-proof particle is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol is that solvent prepares 15wt%
Sodium silicate solution；The hydrochloric acid solution of 6wt% is slowly added into sodium silicate solution makes system pH reach 6.5, adds sodium metasilicate
The titanyl sulfate of quality 1% and 1,1,1- tri- chloro-2-methyl-2-propanol of sodium metasilicate quality 0.2%, stirring at normal temperature uniformly obtains molten
Glue；The nanometer titanium dioxide micropowder of colloidal sol quality 0.2% is added into colloidal sol, ultrasonic vibration 30min obtains mixed sols, super to face
Boundary's fluid drying is complete by the ethanol evaporation in colloidal sol.
The preparation method of resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that include the following steps：
1）Batch mixing：By sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide, phenyl
Ethyl malonic acid diethylester, tetramethylenthanediol, trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides are uniformly mixed,
Obtain component A；Modified polyimide resin solution, AMS-601 are uniformly mixed, component B is obtained；Component A is mixed with component B
Afterwards, 65 DEG C are warming up to, water is added with 300r/min stirrings 60min, continues insulated and stirred 30min and obtains mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition nonylphenol polyoxyethylene ether are dispersed with stirring uniformly uniform with surface
Subject to particulate matter, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.（Group prejudice previous groups at）
Example 2
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, sierozem power
12 parts, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, 1.2 parts of nano-aluminium oxide,
0.2 part of octyl phenol polyoxyethylene ether, ASE-60 be 0.4 part, 90 parts of water, 0.4 part of ethyl benzoic acid, tetramethyl second
0.2 part of 0.5 part of glycol, 0.2 part of trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides.
The preparation method of the modified polyimide resin solution is：Polyimide resin 57 is sequentially added into reaction bulb
Part, 8 parts of formaldehyde, 140 parts of deionized water, are stirred evenly with 800r/min under room temperature, are slowly added to 4 parts of sodium hydroxide, are warming up to
95 DEG C, continues to stir 2h, obtain modified polyimide resin solution.
The preparation method of the aerogel heat-proof particle is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol is that solvent prepares 20wt%
Sodium silicate solution；The hydrochloric acid solution of 6wt% is slowly added into sodium silicate solution makes system pH reach 6.5, adds sodium metasilicate
The titanyl sulfate of quality 1% and 1,1,1- tri- chloro-2-methyl-2-propanol of sodium metasilicate quality 1%, stirring at normal temperature uniformly obtains molten
Glue；The nanometer titanium dioxide micropowder of colloidal sol quality 0.5% is added into colloidal sol, ultrasonic vibration 30min obtains mixed sols, super to face
Boundary's fluid drying is complete by the ethanol evaporation in colloidal sol.
The preparation method of resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that include the following steps：
1）Batch mixing：By sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide and benzene
Base ethyl malonic acid diethylester, tetramethylenthanediol, trishydroxymethylaminomethane 0.2 and the mixing of synergist 3- cyclopentylpropionyl chlorides
Uniformly, component A is obtained；Modified polyimide resin solution, ASE-60 are uniformly mixed, component B is obtained；By component A and component B
After mixing, 90 DEG C are warming up to, water is added with 400r/min stirrings 60min, continues insulated and stirred 30min and obtains mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition octyl phenol polyoxyethylene ether are dispersed with stirring uniformly uniform with surface
Subject to particulate matter, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.（Group prejudice previous groups at）
Example 3
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, sierozem power
12 parts, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, 1.2 parts of nano-aluminium oxide,
0.2 part of tributyl phosphate, ZW-714 be 0.4 part, 90 parts of water, 0.2 part of ethyl benzoic acid, tetramethylenthanediol
0.2 part of 0.5 part, 0.2 part of trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides.
The preparation method of the modified polyimide resin solution is：Polyimide resin 57 is sequentially added into reaction bulb
Part, 8 parts of formaldehyde, 140 parts of deionized water, stirred evenly with 650r/min under room temperature, be slowly added to 4 parts of sodium hydroxide, be warming up to
80 DEG C, continues to stir 1.5h, obtain modified polyimide resin solution.
The preparation method of the aerogel heat-proof particle is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol is that solvent prepares 17wt%
Sodium silicate solution；The hydrochloric acid solution of 6wt% is slowly added into sodium silicate solution makes system pH reach 6.5, adds sodium metasilicate
The titanyl sulfate of quality 1% and 1,1,1- tri- chloro-2-methyl-2-propanol of sodium metasilicate quality 0.6%, stirring at normal temperature uniformly obtains molten
Glue；The nanometer titanium dioxide micropowder of colloidal sol quality 0.3% is added into colloidal sol, ultrasonic vibration 30min obtains mixed sols, super to face
Boundary's fluid drying is complete by the ethanol evaporation in colloidal sol.
The preparation method of resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that include the following steps：
1）Batch mixing：By sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide and benzene
Base ethyl malonic acid diethylester, tetramethylenthanediol, trishydroxymethylaminomethane and the mixing of synergist 3- cyclopentylpropionyl chlorides are equal
It is even, obtain component A；Modified polyimide resin solution, ZW-714 are uniformly mixed, component B is obtained；Component A and component B are mixed
After conjunction, 75 DEG C are warming up to, water is added with 350r/min stirrings 60min, continues insulated and stirred 30min and obtains mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition tributyl phosphates are dispersed with stirring uniformly with surface uniformly without particle
Subject to object, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.（Group prejudice previous groups at）
Example 4
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, sierozem power
12 parts, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, 1.2 parts of nano-aluminium oxide,
0.2 part of cithrol, ASE-60 be 0.4 part, 90 parts of water, 0.4 part of ethyl benzoic acid, tetramethyl second
0.2 part of 0.5 part of glycol, 0.2 part of trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides.
The preparation method of the modified polyimide resin solution is：Polyimide resin 57 is sequentially added into reaction bulb
Part, 8 parts of formaldehyde, 140 parts of deionized water, are stirred evenly with 800r/min under room temperature, are slowly added to 4 parts of sodium hydroxide, are warming up to
70 DEG C, continues to stir 2h, obtain modified polyimide resin solution.
The preparation method of the aerogel heat-proof particle is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol is that solvent prepares 20wt%
Sodium silicate solution；The hydrochloric acid solution of 6wt% is slowly added into sodium silicate solution makes system pH reach 6.5, adds sodium metasilicate
The titanyl sulfate of quality 1% and 1,1,1- tri- chloro-2-methyl-2-propanol of sodium metasilicate quality 1%, stirring at normal temperature uniformly obtains molten
Glue；The nanometer titanium dioxide micropowder of colloidal sol quality 0.2% is added into colloidal sol, ultrasonic vibration 30min obtains mixed sols, super to face
Boundary's fluid drying is complete by the ethanol evaporation in colloidal sol.
The preparation method of resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that include the following steps：
1）Batch mixing：By sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide and benzene
Base ethyl malonic acid diethylester, tetramethylenthanediol, trishydroxymethylaminomethane and the mixing of synergist 3- cyclopentylpropionyl chlorides are equal
It is even, obtain component A；Modified polyimide resin solution, ASE-60 are uniformly mixed, component B is obtained；Component A and component B are mixed
After conjunction, 65 DEG C are warming up to, water is added with 300r/min stirrings 60min, continues insulated and stirred 30min and obtains mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition cithrols are dispersed with stirring uniformly uniform with surface
Subject to particulate matter, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.（Group prejudice previous groups at）
Example 5
Resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, sierozem power
12 parts, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, 1.2 parts of nano-aluminium oxide,
0.2 part of nonylphenol polyoxyethylene ether, AMS-601 be 0.4 part, 90 parts of water, 0.2 part of ethyl benzoic acid, tetramethyl
0.2 part of 0.5 part of ethylene glycol, 0.2 part of trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides.
The preparation method of the modified polyimide resin solution is：Polyimide resin 57 is sequentially added into reaction bulb
Part, 8 parts of formaldehyde, 140 parts of deionized water, stirred evenly with 700r/min under room temperature, be slowly added to 4 parts of sodium hydroxide, be warming up to
85 DEG C, continues to stir 2h, obtain modified polyimide resin solution.
The preparation method of the aerogel heat-proof particle is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol is that solvent prepares 20wt%
Sodium silicate solution；The hydrochloric acid solution of 6wt% is slowly added into sodium silicate solution makes system pH reach 6.5, adds sodium metasilicate
The titanyl sulfate of quality 1% and 1,1,1- tri- chloro-2-methyl-2-propanol of sodium metasilicate quality 0.6%, stirring at normal temperature uniformly obtains molten
Glue；The nanometer titanium dioxide micropowder of colloidal sol quality 0.2% is added into colloidal sol, ultrasonic vibration 30min obtains mixed sols, super to face
Boundary's fluid drying is complete by the ethanol evaporation in colloidal sol.
The preparation method of resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that include the following steps：
1）Batch mixing：By sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide, phenyl
Ethyl malonic acid diethylester, tetramethylenthanediol, trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides are uniformly mixed,
Obtain component A；Modified polyimide resin solution, AMS-601 are uniformly mixed, component B is obtained；Component A is mixed with component B
Afterwards, 90 DEG C are warming up to, water is added with 400r/min stirrings 60min, continues insulated and stirred 30min and obtains mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition nonylphenol polyoxyethylene ether are dispersed with stirring uniformly uniform with surface
Subject to particulate matter, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.（Group prejudice previous groups at）
Comparative example 1
The Water-based ceramic-imitating coating that in the patent of reference CN105199552A prepared by embodiment 1.
Comparative example 2
The Water-based ceramic-imitating coating that in the patent of reference CN105778632A prepared by embodiment 1.
Comparative example 3
The imitation porcelain coating that in the patent of reference CN105199515A prepared by embodiment 1.
Comparative example 4
For present example 2, in addition to 1,1,1- tri- chloro-2-methyl-2-propanol is not added with, other are all normally added；
Comparative example 5
For present example 2, in addition to ethyl benzoic acid is not added with, other are all normally added；
Comparative example 6
For present example 2, in addition to tetramethylenthanediol is not added with, other are all normally added；
Comparative example 7
For present example 2, in addition to trishydroxymethylaminomethane is not added with, other are all normally added；
Comparative example 8
For present example 2, in addition to 3- cyclopenta propionyl is not added with, other are all normally added；
Performance test 1
Imitation porcelain coating prepared by testing example, comparative example is in 160 DEG C of resistances to ag(e)ing；The imitative porcelain of testing example and comparative example applies
Water resistance, the oil resistivity of material, reference standard are respectively GB/T1733-93, GA181-985.7.
Specific test result is shown in Table 1：
1. imitation porcelain coating resistance to ag(e)ing of table, water resistance, oil resistivity test
| Test event | Resistance to ag(e)ing（Dusting, cracking time） | Water resistance（Without wrinkling, fall off the time） | Oil resistivity（Without wrinkling, fall off the time） |
| Embodiment 1 | 1653h | 284h | 30d |
| Embodiment 2 | 1749h | 288h | 35d |
| Embodiment 3 | 1645h | 279h | 32d |
| Embodiment 4 | 1635h | 286h | 26d |
| Embodiment 5 | 1648h | 282h | 28d |
| Comparative example 1 | 1387h | 163h | 20d |
| Comparative example 2 | 1396h | 160h | 18d |
| Comparative example 3 | 1417h | 165h | 20d |
| Comparative example 4 | 1415h | 281h | 30d |
| Comparative example 5 | 1730h | 110h | 29d |
| Comparative example 6 | 1713h | 160h | 28d |
| Comparative example 7 | 1723h | 270h | 17d |
| Comparative example 8 | 1423h | 260h | 32d |
1,1,1- tri- chloro-2-methyl-2-propanol increase ageing resistance, ethyl benzoic acid, tetramethylenthanediol with
Under titanium dioxide, nano aluminium oxide effect, its water proofing property, while modified polyimide resin and trishydroxymethylaminomethane are increased
Effect, increases the grease proofness of material, 3- cyclopenta propionyl is as ageing-resistant synergist.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating, consisting of：Modified polyimide resin solution 26, grey calcium
12 parts of powder, 8 parts of calcite in powder, 7 parts of titanium dioxide, 3 parts of bentonite, 6.6 parts of aerogel heat-proof particle, nano-aluminium oxide 1.2
Part, 0.2 part of aqueous defoamer, 0.4 part of alkali swelling type thickener, 90 parts of water, 0.1 ~ 0.4 part of ethyl benzoic acid,
0.2 part of 0.5 part of tetramethylenthanediol, 0.2 part of trishydroxymethylaminomethane and synergist 3- cyclopentylpropionyl chlorides.
2. the preparation method according to modified polyimide resin solution described in right 1 is：Polyamides Asia is sequentially added into reaction bulb
57 parts of polyimide resin, 8 parts of formaldehyde, 140 parts of deionized water, stirred evenly with 500-800r/min under room temperature, be slowly added to hydroxide
4 parts of sodium, is warming up to 70-95 DEG C, continues 1 ~ 2h of stirring, obtains modified polyimide resin solution.
3. resistance to ag(e)ing according to claim 1, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that the gas
The preparation method of gel heat-insulation particle is：With 15 parts of sodium metasilicate for raw material, ethyl alcohol be solvent prepare 15-20wt% sodium metasilicate it is molten
Liquid；The hydrochloric acid solution of 6wt% is slowly added into sodium silicate solution makes system pH reach 6.5, adds the sulphur of sodium metasilicate quality 1%
1,1,1- tri- chloro-2-methyl-2-propanol of sour oxygen titanium and sodium metasilicate quality 0.2% ~ 1%, stirring at normal temperature uniformly obtain colloidal sol；Xiang Rong
The nanometer titanium dioxide micropowder of colloidal sol quality 0.2-0.5% is added in glue, ultrasonic vibration 30min obtains mixed sols, shooting flow
Soma is dry complete by the ethanol evaporation in colloidal sol.
4. resistance to ag(e)ing according to claim 1, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that the water
Property antifoaming agent be nonylphenol polyoxyethylene ether, octyl phenol polyoxyethylene ether, tributyl phosphate, appointing in cithrol
Meaning is a kind of.
5. resistance to ag(e)ing according to claim 1, water resistance, oil resistivity Water-based ceramic-imitating coating, which is characterized in that the alkali
Swelling type thickener is any one in AMS-601, ASE-60, ZW-714.
6. according to the preparation side of claim 1-5 any one of them resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating
Method, which is characterized in that include the following steps：
1）Batch mixing：By sierozem power, calcite in powder, titanium dioxide, bentonite, aerogel heat-proof particle, nano-aluminium oxide and benzene
Base ethyl malonic acid diethylester, tetramethylenthanediol, trishydroxymethylaminomethane and the mixing of synergist 3- cyclopentylpropionyl chlorides are equal
It is even, obtain component A；Modified polyimide resin solution, alkali swelling type thickener are uniformly mixed, component B is obtained；By component A
After being mixed with component B, it is warming up to 65-90 DEG C, water is added with 300-400r/min stirrings 60min, continues insulated and stirred 30min
Obtain mixture；
2）Defoaming：After mixture is cooled to room temperature, 45 DEG C of addition aqueous defoamers are dispersed with stirring uniformly with surface uniformly without particle
Subject to object, the resistance to ag(e)ing, water resistance, oil resistivity Water-based ceramic-imitating coating are obtained.
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