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CN104371518A - Coating with good weather resistance - Google Patents

Coating with good weather resistance Download PDF

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Publication number
CN104371518A
CN104371518A CN201410638012.7A CN201410638012A CN104371518A CN 104371518 A CN104371518 A CN 104371518A CN 201410638012 A CN201410638012 A CN 201410638012A CN 104371518 A CN104371518 A CN 104371518A
Authority
CN
China
Prior art keywords
coating
parts
acid
degree
good weatherability
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410638012.7A
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Chinese (zh)
Inventor
解思亮
解啸腾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGDAO HOUKE INFORMATION ENGINEERING Co Ltd
Original Assignee
QINGDAO HOUKE INFORMATION ENGINEERING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by QINGDAO HOUKE INFORMATION ENGINEERING Co Ltd filed Critical QINGDAO HOUKE INFORMATION ENGINEERING Co Ltd
Priority to CN201410638012.7A priority Critical patent/CN104371518A/en
Publication of CN104371518A publication Critical patent/CN104371518A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D167/00Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • C09D167/08Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16Dicarboxylic acids and dihydroxy compounds
    • C08G63/20Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
    • C08G63/21Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups in the presence of unsaturated monocarboxylic acids or unsaturated monohydric alcohols or reactive derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/65Additives macromolecular
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/10Transparent films; Clear coatings; Transparent materials
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention relates to a coating, and particularly relates to a coating with good weather resistance. The coating comprises the following components in percentage by weight: 30%-40% of modified alkyd resin, 20%-30% of tung oil, 10%-16% of epoxy resin, 2%-5% of terephthalic acid, 12%-16% of palm wax ester, 5%-8% of methacrylic resin, 1%-3% of acrylic paint, 5%-10% of polyvinyl butyral, 3%-5% of defoaming agents and the balance of thinners. The coating disclosed by the invention has excellent properties. According to the coating, a paint film is difficult to age and has good mineral oil resistance and alcohol solvent resistance by being formed into a high-reticular structure after being dried, a baked paint film is greatly enhanced in water resistance, insulativity and oil resistance and has the advantages of good transparency, fullness and distinctness of image, good weather resistance and lasting luster, and the paint film is flexible, firm and resistant in friction.

Description

A kind of coating of good weatherability
Technical field
The present invention relates to a kind of coating, especially a kind of coating of good weatherability.
Background technology
Weathering resistance refers to that film is because being subject to solar radiation, temperature variation, the impact of the ambient conditionss such as wind and weather, and occur fade, variable color, be full of cracks, a series of aging phenomenon such as efflorescence and strength degradation.The weathering resistance of a lot of coating is not strong at present.Coating is a kind of material, and this material can be coated in article surface by different construction technologies, forms adhere well, has some strength, continuous print solid film.The film common name film of such formation, also known as paint film or coating.Belong to organic chemical industry's macromolecular material, the film formed belongs to macromolecular compound type.The classification of the Chemicals of passing through according to the modern times, coating belongs to fine chemical product.Modern coating is progressively becoming the polyfunctional engineering materials of a class, is an important industry in chemical industry.
Summary of the invention
The present invention is intended to solve the problems of the technologies described above, and provides a kind of coating of good weatherability, its excellent performance, height of formation reticulated structure after drying varniss, not easily aging, anti-mineral oil, anti-alcoholic solvent are good, and the paint film water tolerance after baking, insulativity, oil-proofness improve all greatly, transparency, fullness ratio and clarity are good, good weatherability, gloss does not move back lastingly, and paint film is pliable and tough strong, rub resistance, its technical scheme adopted is as follows:
A kind of coating of good weatherability, it is characterized in that: its composition weight proportioning is: the modified alkyd resin of 30 ~ 40%, the tung oil of 20 ~ 30%, 10 ~ 16% epoxy resin, the terephthalic acid of 2 ~ 5%, palm wax ester, the methacrylic resin of 5 ~ 8%, acrylic paints, the polyvinyl butyral acetal of 5 ~ 10%, the defoamer of 3 ~ 5% of 1 ~ 3% of 12 ~ 16%, all the other are solvent or diluent.
On technique scheme basis, described palm wax ester is palm grease, palm-kernel ester or palm olein ester.
On technique scheme basis, described defoamer is polysiloxane defoamers.
On technique scheme basis, the preparation method of described modified alkyd resin, it comprises the following steps: a) by 8 ~ 12 parts, the lipid acid of short chain, terephthalic acid 2 ~ 4 parts, octadecane alkene vegetable oil acid 6 ~ 10 parts, monopentaerythritol 10 ~ 15 parts, phthalic anhydride 23 ~ 28 parts, glycerine 1 ~ 4 part, dibasic alcohol 6 ~ 10 parts, agent 0.05 ~ 0.2 part of losing lustre, dimethylbenzene 3 ~ 6 parts of input reactors, be uniformly mixed;
B) in reactor, nitrogen or carbon-dioxide protecting gas is passed into, oxygen in removing reactor, then be warming up to 180 ~ 190 degree, insulation esterification 3 ~ 4 hours, be then warming up to 190 degree ~ 210 degree carry out esterification until reach acid number be less than 10 (Gu);
C) be cooled to 160 ~ 170 degree, add latting drown aromatic solvent 20 ~ 25 parts, continue to be cooled to 75 ~ 85 degree, add latting drown low boiling ester kind solvent 4 ~ 8 parts, filter and obtain modification.
On technique scheme basis, described short chain fatty acid is cocinic acid, laurostearic acid or sad, and described octadecane alkene vegetable oil acid is soy(a)-bean oil fatty acid, cotton oil lipid acid, linseed oil fatty acid.
On technique scheme basis, described latting drown low boiling ester kind solvent is vinyl acetic monomer or methylcarbonate.
Tool of the present invention has the following advantages: excellent performance, height of formation reticulated structure after drying varniss, not easily aging, anti-mineral oil, anti-alcoholic solvent are good, and the paint film water tolerance after baking, insulativity, oil-proofness improve all greatly, and transparency, fullness ratio and clarity are good, good weatherability, gloss does not move back lastingly, and paint film is pliable and tough strong, rub resistance.
Embodiment
Embodiment 1
A kind of coating of good weatherability, it is characterized in that: its composition weight proportioning is: the modified alkyd resin of 30%, the tung oil of 20%, 10% epoxy resin, the terephthalic acid of 2%, palm wax ester, the methacrylic resin of 5%, acrylic paints, the polyvinyl butyral acetal of 5%, the defoamer of 3% of 1% of 12%, all the other are solvent or diluent.
Preferably, described palm wax ester is palm grease, and described defoamer is polysiloxane defoamers.
Preferably, the preparation method of described modified alkyd resin, it comprises the following steps:
A) by 8 parts, the lipid acid of short chain, terephthalic acid 2 parts, octadecane alkene vegetable oil acid 6 parts, monopentaerythritol 10 parts, phthalic anhydride 23 parts, glycerine 1 part, dibasic alcohol 6 parts, agent 0.05 part of losing lustre, dimethylbenzene 3 parts of input reactors, be uniformly mixed;
B) in reactor, pass into nitrogen or carbon-dioxide protecting gas, oxygen in removing reactor, is then warming up to 180 degree, insulation esterification 3 hours, be then warming up to 190 degree carry out esterification until reach acid number be less than 10 (Gu);
C) be cooled to 160 degree, add latting drown aromatic solvent 20 parts, continue to be cooled to 75 degree, add latting drown low boiling ester kind solvent 4 parts, filter and obtain modification.
On technique scheme basis, described short chain fatty acid is cocinic acid, laurostearic acid or sad, and described octadecane alkene vegetable oil acid is soy(a)-bean oil fatty acid, cotton oil lipid acid, linseed oil fatty acid.
On technique scheme basis, described latting drown low boiling ester kind solvent is vinyl acetic monomer or methylcarbonate.
Embodiment 2
A kind of coating of good weatherability, it is characterized in that: its composition weight proportioning is: the modified alkyd resin of 40%, the tung oil of 30%, 16% epoxy resin, the terephthalic acid of 5%, palm wax ester, the methacrylic resin of 8%, acrylic paints, the polyvinyl butyral acetal of 10%, the defoamer of 5% of 3% of 16%, all the other are solvent or diluent.
Preferably, described palm wax ester is palm olein ester, and described defoamer is polysiloxane defoamers.
On technique scheme basis, the preparation method of described modified alkyd resin, it comprises the following steps:
A) by 12 parts, the lipid acid of short chain, terephthalic acid 3 parts, octadecane alkene vegetable oil acid 10 parts, monopentaerythritol 15 parts, phthalic anhydride 28 parts, glycerine 4 parts, dibasic alcohol 10 parts, agent 0.2 part of losing lustre, dimethylbenzene 6 parts of input reactors, be uniformly mixed;
B) in reactor, pass into nitrogen or carbon-dioxide protecting gas, oxygen in removing reactor, is then warming up to 190 degree, insulation esterification 4 hours, be then warming up to 210 degree carry out esterification until reach acid number be less than 10 (Gu);
C) be cooled to 170 degree, add latting drown aromatic solvent 25 parts, continue to be cooled to 85 degree, add latting drown low boiling ester kind solvent 8 parts, filter and obtain modification.
On technique scheme basis, described short chain fatty acid is cocinic acid, and described octadecane alkene vegetable oil acid is linseed oil fatty acid.
On technique scheme basis, described latting drown low boiling ester kind solvent is vinyl acetic monomer.
Describe the present invention by way of example above, but the invention is not restricted to above-mentioned specific embodiment, all any changes of doing based on the present invention or modification all belong to the scope of protection of present invention.

Claims (6)

1. the coating of a good weatherability, it is characterized in that: its composition weight proportioning is: the modified alkyd resin of 30 ~ 40%, the tung oil of 20 ~ 30%, 10 ~ 16% epoxy resin, the terephthalic acid of 2 ~ 5%, palm wax ester, the methacrylic resin of 5 ~ 8%, acrylic paints, the polyvinyl butyral acetal of 5 ~ 10%, the defoamer of 3 ~ 5% of 1 ~ 3% of 12 ~ 16%, all the other are solvent or diluent.
2. the coating of a kind of good weatherability according to claim 1, is characterized in that: described palm wax ester is palm grease, palm-kernel ester or palm olein ester.
3. the coating of a kind of good weatherability according to claim 1, is characterized in that: described defoamer is polysiloxane defoamers.
4. the coating of a kind of good weatherability according to any one of claims 1 to 3, is characterized in that: the preparation method of described modified alkyd resin, and it comprises the following steps:
A) by 8 ~ 12 parts, the lipid acid of short chain, terephthalic acid 2 ~ 4 parts, octadecane alkene vegetable oil acid 6 ~ 10 parts, monopentaerythritol 10 ~ 15 parts, phthalic anhydride 23 ~ 28 parts, glycerine 1 ~ 4 part, dibasic alcohol 6 ~ 10 parts, agent 0.05 ~ 0.2 part of losing lustre, dimethylbenzene 3 ~ 6 parts of input reactors, be uniformly mixed;
B) in reactor, nitrogen or carbon-dioxide protecting gas is passed into, oxygen in removing reactor, then be warming up to 180 ~ 190 degree, insulation esterification 3 ~ 4 hours, be then warming up to 190 degree ~ 210 degree carry out esterification until reach acid number be less than 10 (Gu);
C) be cooled to 160 ~ 170 degree, add latting drown aromatic solvent 20 ~ 25 parts, continue to be cooled to 75 ~ 85 degree, add latting drown low boiling ester kind solvent 4 ~ 8 parts, filter and obtain modification.
5. the coating of a kind of good weatherability according to claim 4, is characterized in that, described short chain fatty acid is cocinic acid, laurostearic acid or sad, and described octadecane alkene vegetable oil acid is soy(a)-bean oil fatty acid, cotton oil lipid acid, linseed oil fatty acid.
6. the coating of a kind of good weatherability according to claim 5, is characterized in that: described latting drown low boiling ester kind solvent is vinyl acetic monomer or methylcarbonate.
CN201410638012.7A 2014-11-13 2014-11-13 Coating with good weather resistance Pending CN104371518A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410638012.7A CN104371518A (en) 2014-11-13 2014-11-13 Coating with good weather resistance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410638012.7A CN104371518A (en) 2014-11-13 2014-11-13 Coating with good weather resistance

Publications (1)

Publication Number Publication Date
CN104371518A true CN104371518A (en) 2015-02-25

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105349084A (en) * 2015-10-28 2016-02-24 阜阳市豪杰工贸有限公司 Adhesive with good weatherability
CN105855747A (en) * 2016-06-15 2016-08-17 李孟平 Anti-corrosion flux and preparation method thereof
CN116284702A (en) * 2023-03-14 2023-06-23 上海嘉宝莉涂料有限公司 Polyvinyl butyral modified alkyd resin and preparation method and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1171450A (en) * 1997-08-22 1999-03-16 Ciba Specialty Chem Holding Inc Photogeneration of amine from alpha-aminoacetophenone
CN103044668A (en) * 2012-12-21 2013-04-17 江苏三木化工股份有限公司 Matt alkyd resin and preparation method thereof
CN103756504A (en) * 2013-12-20 2014-04-30 吴江邻苏精密机械有限公司 Multifunctional rustproof coating agent and preparation method thereof
CN103881445A (en) * 2013-10-29 2014-06-25 东南大学 Noctilucent paint

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1171450A (en) * 1997-08-22 1999-03-16 Ciba Specialty Chem Holding Inc Photogeneration of amine from alpha-aminoacetophenone
CN103044668A (en) * 2012-12-21 2013-04-17 江苏三木化工股份有限公司 Matt alkyd resin and preparation method thereof
CN103881445A (en) * 2013-10-29 2014-06-25 东南大学 Noctilucent paint
CN103756504A (en) * 2013-12-20 2014-04-30 吴江邻苏精密机械有限公司 Multifunctional rustproof coating agent and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105349084A (en) * 2015-10-28 2016-02-24 阜阳市豪杰工贸有限公司 Adhesive with good weatherability
CN105855747A (en) * 2016-06-15 2016-08-17 李孟平 Anti-corrosion flux and preparation method thereof
CN116284702A (en) * 2023-03-14 2023-06-23 上海嘉宝莉涂料有限公司 Polyvinyl butyral modified alkyd resin and preparation method and application thereof

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Application publication date: 20150225

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