CN109401617A - Coating composition and preparation method thereof, coating piece and preparation method thereof, household electrical appliance - Google Patents
Coating composition and preparation method thereof, coating piece and preparation method thereof, household electrical appliance Download PDFInfo
- Publication number
- CN109401617A CN109401617A CN201811172157.7A CN201811172157A CN109401617A CN 109401617 A CN109401617 A CN 109401617A CN 201811172157 A CN201811172157 A CN 201811172157A CN 109401617 A CN109401617 A CN 109401617A
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- CN
- China
- Prior art keywords
- polysilazane
- coating composition
- polysiloxanes
- raw material
- range
- 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.)
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- 239000008199 coating composition Substances 0.000 title claims abstract description 158
- 239000011248 coating agent Substances 0.000 title claims abstract description 107
- 238000000576 coating method Methods 0.000 title claims abstract description 107
- 238000002360 preparation method Methods 0.000 title claims abstract description 63
- 239000002994 raw material Substances 0.000 claims abstract description 214
- -1 polysiloxanes Polymers 0.000 claims abstract description 208
- 229920001709 polysilazane Polymers 0.000 claims abstract description 205
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 197
- 239000003086 colorant Substances 0.000 claims abstract description 73
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 99
- 239000002904 solvent Substances 0.000 claims description 72
- 239000003054 catalyst Substances 0.000 claims description 64
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 59
- 239000001257 hydrogen Substances 0.000 claims description 59
- 229910052739 hydrogen Inorganic materials 0.000 claims description 59
- 239000000945 filler Substances 0.000 claims description 57
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 51
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 42
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 40
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Natural products CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 38
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 38
- 239000006229 carbon black Substances 0.000 claims description 37
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 36
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims description 34
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 31
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 28
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 28
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 28
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 28
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 28
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 28
- 150000001412 amines Chemical group 0.000 claims description 24
- 239000011159 matrix material Substances 0.000 claims description 24
- 238000002156 mixing Methods 0.000 claims description 24
- 239000011787 zinc oxide Substances 0.000 claims description 24
- 235000014692 zinc oxide Nutrition 0.000 claims description 24
- 235000010215 titanium dioxide Nutrition 0.000 claims description 23
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 21
- 229910017052 cobalt Inorganic materials 0.000 claims description 20
- 239000010941 cobalt Substances 0.000 claims description 20
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 20
- 229920001577 copolymer Polymers 0.000 claims description 20
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 20
- 239000004005 microsphere Substances 0.000 claims description 20
- 125000003118 aryl group Chemical group 0.000 claims description 18
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 17
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 17
- 125000003545 alkoxy group Chemical group 0.000 claims description 17
- 150000001924 cycloalkanes Chemical class 0.000 claims description 17
- 239000010936 titanium Substances 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 16
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 14
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 14
- 239000000395 magnesium oxide Substances 0.000 claims description 14
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 12
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 12
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 12
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 11
- 241000907663 Siproeta stelenes Species 0.000 claims description 11
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 11
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 11
- 239000002585 base Substances 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 11
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 11
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 claims description 11
- 239000000440 bentonite Substances 0.000 claims description 10
- 229910000278 bentonite Inorganic materials 0.000 claims description 10
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 10
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 9
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 claims description 9
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 9
- 150000002576 ketones Chemical class 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- LGRLWUINFJPLSH-UHFFFAOYSA-N methanide Chemical compound [CH3-] LGRLWUINFJPLSH-UHFFFAOYSA-N 0.000 claims description 9
- 241000894007 species Species 0.000 claims description 8
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- 150000008331 benzenesulfonamides Chemical class 0.000 claims description 7
- 239000000038 blue colorant Substances 0.000 claims description 7
- UMUXBDSQTCDPJZ-UHFFFAOYSA-N chromium titanium Chemical compound [Ti].[Cr] UMUXBDSQTCDPJZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910000152 cobalt phosphate Inorganic materials 0.000 claims description 7
- ZBDSFTZNNQNSQM-UHFFFAOYSA-H cobalt(2+);diphosphate Chemical group [Co+2].[Co+2].[Co+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O ZBDSFTZNNQNSQM-UHFFFAOYSA-H 0.000 claims description 7
- 229910052631 glauconite Inorganic materials 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- MECMQNITHCOSAF-UHFFFAOYSA-N manganese titanium Chemical group [Ti].[Mn] MECMQNITHCOSAF-UHFFFAOYSA-N 0.000 claims description 7
- 238000010422 painting Methods 0.000 claims description 7
- 239000003208 petroleum Substances 0.000 claims description 7
- 239000000049 pigment Substances 0.000 claims description 7
- 239000001062 red colorant Substances 0.000 claims description 7
- 239000012463 white pigment Substances 0.000 claims description 7
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 claims description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 6
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 6
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052787 antimony Inorganic materials 0.000 claims description 6
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 6
- 150000004982 aromatic amines Chemical class 0.000 claims description 6
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 claims description 6
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- DGXKDBWJDQHNCI-UHFFFAOYSA-N dioxido(oxo)titanium nickel(2+) Chemical group [Ni++].[O-][Ti]([O-])=O DGXKDBWJDQHNCI-UHFFFAOYSA-N 0.000 claims description 6
- PCHPORCSPXIHLZ-UHFFFAOYSA-N diphenhydramine hydrochloride Chemical compound [Cl-].C=1C=CC=CC=1C(OCC[NH+](C)C)C1=CC=CC=C1 PCHPORCSPXIHLZ-UHFFFAOYSA-N 0.000 claims description 6
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
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- GXTNDOSGOPRCEO-UHFFFAOYSA-N [Cr].[Fe].[Zn] Chemical compound [Cr].[Fe].[Zn] GXTNDOSGOPRCEO-UHFFFAOYSA-N 0.000 claims description 4
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- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims description 3
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 claims description 3
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- WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 claims description 3
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- ODNDNQIUXLSMAB-UHFFFAOYSA-N [Mn].[Y].[In] Chemical compound [Mn].[Y].[In] ODNDNQIUXLSMAB-UHFFFAOYSA-N 0.000 claims description 3
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- 229920006362 Teflon® Polymers 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000005376 alkyl siloxane group Chemical group 0.000 description 1
- OOBNORVQFIAGPT-UHFFFAOYSA-N antimony manganese Chemical compound [Mn].[Sb] OOBNORVQFIAGPT-UHFFFAOYSA-N 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- FANANXQSVYPRCQ-UHFFFAOYSA-N azane;silicon Chemical compound N.[Si] FANANXQSVYPRCQ-UHFFFAOYSA-N 0.000 description 1
- IRERQBUNZFJFGC-UHFFFAOYSA-L azure blue Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[S-]S[S-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] IRERQBUNZFJFGC-UHFFFAOYSA-L 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- GIPIUENNGCQCIT-UHFFFAOYSA-K cobalt(3+) phosphate Chemical compound [Co+3].[O-]P([O-])([O-])=O GIPIUENNGCQCIT-UHFFFAOYSA-K 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- PWEVMPIIOJUPRI-UHFFFAOYSA-N dimethyltin Chemical compound C[Sn]C PWEVMPIIOJUPRI-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000011799 hole material Substances 0.000 description 1
- 238000009396 hybridization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- CSHCPECZJIEGJF-UHFFFAOYSA-N methyltin Chemical compound [Sn]C CSHCPECZJIEGJF-UHFFFAOYSA-N 0.000 description 1
- 239000011806 microball Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 125000004469 siloxy group Chemical group [SiH3]O* 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- GWBUNZLLLLDXMD-UHFFFAOYSA-H tricopper;dicarbonate;dihydroxide Chemical compound [OH-].[OH-].[Cu+2].[Cu+2].[Cu+2].[O-]C([O-])=O.[O-]C([O-])=O GWBUNZLLLLDXMD-UHFFFAOYSA-H 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/10—Block or graft copolymers containing polysiloxane sequences
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides the household electrical appliance of a kind of coating composition, the preparation method of the coating composition, the coating piece as obtained by the coating composition, the preparation method and application of the coating piece coating piece.The raw material for preparing of the coating composition includes polysilazane, polysiloxanes and colorant, and the polysilazane and polysiloxanes are copolymerized generation polysilazane-polysiloxane copolymer, and the colorant is scattered in polysilazane-polysiloxane copolymer.The coating as obtained by coating composition of the invention not only has the advantages that hardness is high, adhesion is good, temperature tolerance is good and can reach food touch-safe, also has preferable appearance.
Description
Technical field
The present invention relates to the preparations of field of home appliance technology more particularly to a kind of coating composition, the coating composition
Method, the coating piece as obtained by the coating composition, the preparation method and application of the coating piece coating piece household electrical appliance.
Background technique
In micro- roasting field, it usually needs form coating in the surface of kitchen appliance class product, the material of above-mentioned coating is main are as follows: porcelain
(side dusted can be used in glaze (enamel can be formed in product surface by enamel technology), organosilicon, Teflon, epoxy powder
The epoxy powder is sprayed at product surface by formula) or silica solution+organic-silicon hybridization coating.However, above-mentioned coating also has hardness
Low, the disadvantages of adhesion is poor, temperature tolerance is poor and there are food touch-safe hidden danger.Moreover, above-mentioned coating also has appearance not beautiful
The shortcomings that sight.
Summary of the invention
The main purpose of the present invention is to provide a kind of coating compositions, it is intended to make the painting as obtained by the coating composition
Layer not only has the advantages that hardness is high, adhesion is good, temperature tolerance is good and can reach food touch-safe, also has preferably outer
It sees.
In order to solve the above technical problems, the raw material for preparing of coating composition provided by the invention includes polysilazane, poly- silicon
Oxygen alkane and colorant, the polysilazane and polysiloxanes are copolymerized generation polysilazane-polysiloxane copolymer, described
Colorant is scattered in polysilazane-polysiloxane copolymer.
Further, it is 6~95.99% that the polysilazane, which accounts for the range of the mass percent for preparing raw material, institute
Stating polysiloxanes and accounting for the range of the mass percent for preparing raw material is 4~74%, and the colorant accounts for the raw material for preparing
The range of mass percent is 0.01~20%.
Further, the structural formula of the polysilazane are as follows:Wherein, R1For hydrogen-based, alkane, cycloalkane,
Olefine, aryl, alkoxy, alkyl siloxy or alkylamino radical, R2For hydrogen-based, alkane, cycloalkane, olefine, aryl, alcoxyl
Base, alkyl siloxy or alkylamino radical, R3For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy, alkyl siloxy or
Alkylamino radical.
Further, the R1And R2At least one of be hydrogen-based or olefine.
Further, the molecular weight of the polysilazane is 100~1000.
Further, the structural formula of the polysiloxanes are as follows:Wherein, R4For hydrogen-based, alkane, cycloalkane,
Olefine, aryl, alkoxy or alkyl siloxy, R5For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy or alkane
Base siloxy.
Further, the molecular weight of the polysiloxanes is 100~1300.
Further, the colorant is selected from white pigment, yellow colorant, orange pigment, black pigment, purple, palm fibre
At least one of color colorant, green pigment, blue colorant, grey colorant and red colorant.
Further, the white pigment is selected from least one of stibium trioxide, barium sulfate, lithopone, titanium white and zinc white；
And/or
The yellow colorant is nickel titanate antimony and/or titanium chromium palm fibre；And/or
The orange pigment is zinc-tin rutile；And/or
The black pigment is selected from copper-chrome black spinelle, titanium is black, in manganese dioxide, Ma Sihei, ivory black and carbon black extremely
Few one kind；And/or
The purple is cobalt phosphate；And/or
The brown colorant is titanium manganese brown and/or zinc-iron chromium palm fibre；And/or
The green pigment is selected from least one of cobalt green, malachite and glauconite；And/or
The blue colorant is selected from celestine, cobalt blue, Egyptian blue, the Chinese are blue, at least one in chessy copper and yttrium indium manganese basket
Kind；And/or
The grey colorant be black copper-chrome black spinelle, titanium, manganese dioxide, Ma Sihei, violet black, in ivory black and carbon black
At least one mixture or the grey colorant at least one of with stibium trioxide, barium sulfate, lithopone, titanium white and zinc white
For copper-chrome black spinelle, titanium is black, at least one of manganese dioxide, Ma Sihei, violet black, ivory black and carbon black, with stibium trioxide, sulphur
The mixing of at least one of sour barium, lithopone, titanium white and zinc white and at least one of burnt ochre, Indian red and cobalt blue
Object；And/or
The red colorant is selected from least one of burnt sienna, burnt ochre and Indian red.
Further, the raw material for preparing of the coating composition further includes solvent, and the solvent accounts for the coating composition
Mass percent range be 10~66%, the solvent be selected from alkane solvents, ether solvent, ketones solvent and benzene spread out
At least one of biological species solvent.
Further, the alkane solvents are selected from n-hexane, normal octane, n-decane, chloroform, methylene chloride, two
At least one of vinyl chloride and mineral oil are a variety of；The ether solvent in ether, petroleum ether and butyl oxide extremely
Few one kind；The ketones solvent is selected from least one of acetone, methyl ethyl ketone, cyclohexanone and isophorone；The benzene derivative
Class solvent is selected from least one of toluene, meta-xylene, paraxylene, ortho-xylene and chlorobenzene.
Further, the raw material for preparing of the coating composition further includes catalyst, and it is former that the catalyst accounts for the preparation
The range of the mass percent of material is 0.01~5%, and the catalyst is amines catalyst and/or metal-based catalysts.
Further, the amines catalyst is selected from one of fatty amine, cycloaliphatic amines, hydramine and aromatic amine or more
Kind, the fatty amine is selected from least one of diethylamine, triethylamine and triethylene tetramine；The cycloaliphatic amines are selected from Sanya
At least one of ethyldiamine, piperazine, piperidines and morpholine；The hydramine is selected from N, N- dimethylethanolamine, diisopropanol
Amine and N, at least one of N- diethyl ethylene diamine；The aromatic amine is selected from aniline, o-phenylenediamine, benzidine and N, N- bis-
At least one of methylaniline.
Further, the metal-based catalysts be organotin catalysts and/or palladium class catalyst, it is described organotin catalyzed
Agent is selected from least one of dibutyltindilaurylmercaptide cinnamic acid rouge, stannous octoate, stannous methide and triphenyltin；The palladium class is urged
Agent is selected from least one of carbon/palladium, palladium chloride, propionic acid palladium salt, acetic acid palladium salt and triphenyl phosphorus palladium.
Further, the raw material for preparing of the coating composition further includes filler, and the filler accounts for the raw material for preparing
The range of mass percent is 1~50%, and the filler is selected from silicon carbide, aluminium oxide, titanium oxide, zinc oxide, magnesia, hydrogen-oxygen
Change at least one of aluminium, white carbon black, concave convex rod, kaolin, bentonite, glass microsphere and ceramic microsphere.
Further, the raw material for preparing of the coating composition further includes catalyst and filler, and the catalyst accounts for described
The range of the mass percent of coating composition is 0.01~5%, and the filler accounts for the mass percent of the coating composition
Range be 1~50%, the range for the mass percent that the polysiloxanes accounts for the coating composition with polysilazane is
10%~80%, the range that the colorant accounts for the mass percent of the coating composition is 0.01~5%.
The present invention also provides a kind of preparation methods of coating composition, comprising the following steps:
Offer prepares raw material, and the raw material for preparing includes: polysilazane, polysiloxanes and colorant；
Mixing polysilazane and polysiloxanes, polysilazane and polysiloxanes are copolymerized, and it is poly- to generate polysilazane-
Silicone copolymers；
Colorant is added into the polysilazane-polysiloxane copolymer, it is poly- that the colorant is scattered in the polysilazane-
In silicone copolymers, the coating composition is made.
Further, after mixing polysilazane and polysiloxanes, the preparation method of the coating composition further include: Xiang Ju
The step of catalyst is added in silazane, polysiloxanes and colorant, wherein the catalyst accounts for the quality hundred for preparing raw material
The range for dividing ratio is 0.01~5%, and the catalyst is amines catalyst and/or metal-based catalysts.
Further, after generating polysilazane-polysiloxane copolymer, before the coating composition is made, the coating
The preparation method of composition further include: the step of solvent is added into polysilazane-polysiloxane copolymer, wherein described molten
Agent account for the mass percent for preparing raw material range be 10~66%, the solvent be selected from alkane solvents, ether solvent,
At least one of ketones solvent and benzenesulfonamide derivative species solvent.
Further, after generating polysilazane-polysiloxane copolymer, before the coating composition is made, the coating
The preparation method of composition further include: the step of filler is added into polysilazane-polysiloxane copolymer, wherein described to fill out
Material account for the mass percent for preparing raw material range be 1~50%, the filler be selected from silicon carbide, aluminium oxide, titanium oxide,
In zinc oxide, magnesia, aluminium hydroxide, white carbon black, concave convex rod, kaolin, bentonite, glass microsphere and ceramic microsphere extremely
Few one kind.
The present invention also provides a kind of coating piece, the coating piece includes matrix and the coating for being formed in matrix surface, described
Contain the coating composition in coating.
Further, the range of the thickness of the coating is 1~100 micron.
The present invention also provides a kind of preparation methods of coating piece, comprising the following steps:
Matrix and the coating composition are provided；
By the coating composition in the surface of matrix, the coating piece is made.
The present invention also provides a kind of household electrical appliance, the household electrical appliance include the coating piece.
The raw material for preparing of the coating composition of technical solution of the present invention includes polysilazane, polysiloxanes and colorant, this is poly-
Silazane and polysiloxanes can be copolymerized and generate polysilazane-polysiloxane copolymer, the poly- silicon oxygen of the polysilazane-
Alkyl copolymer has the advantages that hardness is high, adhesion is good and temperature tolerance is good, so that the coating as made from the coating composition has
The advantage that hardness is high, adhesion is good and temperature tolerance is good.Moreover, containing colorant in the coating composition, so that by the coating group
Closing coating made from object also has preferable appearance.Meanwhile polysilazane-the polysiloxane copolymer is not belonging to venomous injurant
Matter is also free of poisonous and harmful substance in the colorant, so that the coating as made from the coating composition also has food touch-safe
The advantages of.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative positional relationship, motion conditions etc. between component each under a certain particular pose, if the particular pose occurs
When change, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
It to be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
The present invention provides a kind of coating composition.
The raw material for preparing of the coating composition includes polysilazane, polysiloxanes and colorant, the polysilazane and poly-
Siloxanes is copolymerized generation polysilazane-polysiloxane copolymer, and the colorant is scattered in polysilazane-polysiloxanes
In copolymer.
The raw material for preparing of the coating composition of technical solution of the present invention includes polysilazane, polysiloxanes and colorant, this is poly-
Silazane and polysiloxanes can be copolymerized and generate polysilazane-polysiloxane copolymer, the poly- silicon oxygen of the polysilazane-
Alkyl copolymer has the advantages that hardness is high, adhesion is good and temperature tolerance is good, so that the coating as made from the coating composition has
The advantage that hardness is high, adhesion is good and temperature tolerance is good.Moreover, containing colorant in the coating composition, so that by the coating group
Closing coating made from object also has preferable appearance.Meanwhile polysilazane-the polysiloxane copolymer is not belonging to venomous injurant
Matter is also free of poisonous and harmful substance in the colorant, so that the coating as made from the coating composition also has food touch-safe
The advantages of.
The range that the polysilazane accounts for the mass percent for preparing raw material is 6~95.99%, the polysiloxanes
The range for accounting for the mass percent for preparing raw material is 4~74%, and the colorant accounts for the mass percent for preparing raw material
Range be 0.01~20%.
In an embodiment of the present invention, the polysilazane account for the mass percent for preparing raw material range be 6~
95.99%.Preferably, it is 10~80% that the polysilazane, which accounts for the range of the mass percent for preparing raw material, more excellent
It is selected as 15~60%, further preferably 20~50%.
In an embodiment of the present invention, the polysiloxanes account for the mass percent for preparing raw material range be 4~
74%.Preferably, it is 10~70% that the polysiloxanes, which accounts for the range of the mass percent for preparing raw material, more preferably
15~60%, further preferably 20~50%.
In an embodiment of the present invention, the colorant account for the mass percent for preparing raw material range be 0.01~
20%.Preferably, the colorant account for the mass percent for preparing raw material range be 1~20%, more preferably 1~
10%, further preferably 1~5%.
The range that the polysilazane of technical solution of the present invention accounts for the mass percent for preparing raw material is 6~95.99%,
The range that the polysiloxanes accounts for the mass percent for preparing raw material is 4~74%, and the colorant, which accounts for, described prepares raw material
The range of mass percent be 0.01~20%, the polysilazane and polysiloxanes under above-mentioned content produce preferable content
Polysilazane-polysiloxane copolymer, colorant are scattered in the polysilazane-polysiloxane copolymer, so that by the coating group
Closing coating obtained by object not only has the advantages that hardness is high, adhesion is good, temperature tolerance is good and can reach food touch-safe,
Also there is preferable appearance.
The structural formula of the polysilazane are as follows:Wherein, R1For hydrogen-based, alkane, cycloalkane, olefine, virtue
Base, alkoxy, alkyl siloxy or alkylamino radical, R2For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy, alkyl silicon
Oxygroup or alkylamino radical, R3For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy, alkyl siloxy or alkylamino radical.
The structural formula of the polysiloxanes are as follows:Wherein, R4For hydrogen-based, alkane, cycloalkane, olefine,
Aryl, alkoxy or alkyl siloxy, R5For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy or alkyl silicon oxygen
Base.
In an embodiment of the present invention, R1And R2At least one of the two is hydrogen-based or olefine.
It should be understood that the polysilazane and polysiloxanes are heat-resisting material.
It should be understood that R1、R2And R3It can be adjusted according to actual needs for identical group or in different groups
Section.
It should be understood that R4And R5It can be adjusted according to actual needs for identical group or in different groups.
It should be noted that R1、R2And R3The group of same or similar function, the present invention couple can also can be realized for other
This is with no restrictions；R4And R5The group of same or similar function can also can be realized for other, the present invention is without limitation.
In technical solution of the present invention, the polysilazane can be copolymerized with the polysiloxanes, generate the painting
The matrix resin of feed composition, so that the coating as obtained by the coating composition has, hardness is high, adhesion is good, temperature tolerance
It is good and the advantages of reach food touch-safe rank.
The molecular weight of the polysilazane is 100~1000.
The molecular weight of the polysiloxanes is 100~1300.
In one embodiment of the invention, the molecular weight of the polysilazane is 100,200,300,400,500,600,700,
800,900 or 1000.
In one embodiment of the invention, the molecular weight of the polysilazane is preferably 100~700, more preferably 100~
300。
In one embodiment of the invention, the molecular weight of the polysiloxanes is 100,200,300,400,500,600,700,
800,900,1000,1100,1200 or 1300.
In one embodiment of the invention, the molecular weight of the polysiloxanes is preferably 200~900, more preferably 200~
500。
The molecular weight of the polysilazane of technical solution of the present invention is 100~1000, the molecular weight of polysiloxanes is 100~
1300, after the polysiloxanes that the polysilazane and molecular weight that molecular weight is 100~1000 are 100~1300 is copolymerized,
Polysilazane-polysiloxane copolymer is produced, polysilazane-polysiloxane copolymer coating composition will be contained
After substrate forms coating, which has preferable hardness, adhesion and temperature tolerance.
The colorant is selected from white pigment, yellow colorant, orange pigment, black pigment, purple, brown colorant, green
At least one of color colorant, blue colorant, grey colorant and red colorant.
In technical solution of the present invention, colorant is contained in the coating composition, the colorant can be white pigment, yellow color
Material, orange pigment, black pigment, purple, brown colorant, green pigment, blue colorant, grey colorant or red colorant,
So as to which there is colorful appearance by coating obtained by the coating composition.
The white pigment is selected from stibium trioxide (Antimony white), barium sulfate (Barium sulfate), lithopone
(Lithopone), at least one of titanium white (Titanium white) and zinc white (Zinc white).
The yellow colorant is nickel titanate antimony (Nickel titanate antimony) and/or titanium chromium palm fibre (Chrome
titanium brown)。
The orange pigment is zinc-tin rutile (Rutile Tin Zinc).
The black pigment is black selected from copper-chrome black spinelle (Copper chromite black spinel), titanium
(Titanium black), manganese dioxide (MnO2), Ma Sihei (Mars black), ivory black (Ivory black) and carbon black
At least one of (Carbon black).
The purple is cobalt phosphate (Cobalt Phosphate).
The brown colorant is titanium manganese brown (Manganese antimony titanate brown) and/or zinc-iron chromium palm fibre
(Chromium iron zinc brown)。
The green pigment is selected from cobalt green (Cobalt green), malachite (Malachite) and glauconite (Green
At least one of earth).
The blue colorant is selected from celestine (Ultramarine), cobalt blue (Cobalt blue), Egyptian blue (Egyptian
Blue), at least one of the Chinese blue (Han blue), chessy copper (Azurite) and yttrium indium manganese blue (YInMn blue).
The grey colorant is copper-chrome black spinelle (Copper chromite black spinel), titanium is black
(Titanium black), manganese dioxide (MnO2), Ma Sihei (Mars black), violet black (Vine black), ivory black
At least one of (Ivory black) and carbon black (Carbon black) and stibium trioxide (Antimony white), barium sulfate
In (Barium Sulfate), lithopone (Lithopone), titanium white (Titanium white) and zinc white (Zinc white)
At least one mixture, burnt ochre (Burnt sienna), Indian red (India can also further be added in the mixture
) and at least one of cobalt blue (Cobalt blue) Red.
The red colorant is selected from burnt sienna (Burnt Sienna), burnt ochre (Red ochre) and Indian red (India
At least one of Red).
The above-mentioned colorant of technical solution of the present invention can reach food touch-safe rank, so that the colorant is added to painting
After feed composition, which also can reach food touch-safe rank.
It should be understood that colorant can be selected according to actual needs, so that coating shows preferable appearance.
The raw material for preparing of the coating composition further includes solvent, and the solvent accounts for the mass percent for preparing raw material
Range be 10~66%, preferably 15~50%, more preferably 20~40%, further preferably 30~35%.
The solvent can be selected from least one in alkane solvents, ether solvent, ketones solvent and benzenesulfonamide derivative species solvent
Kind.
The alkane solvents can be selected from n-hexane, normal octane, n-decane, chloroform, methylene chloride, dichloroethylene,
And at least one of mineral oil.
The ether solvent can be selected from least one of ether, petroleum ether and butyl oxide.
The ketones solvent can be selected from least one of acetone, methyl ethyl ketone, cyclohexanone and isophorone.
The benzenesulfonamide derivative species solvent in toluene, meta-xylene, paraxylene, ortho-xylene and chlorobenzene at least
It is a kind of.
It should be noted that other solvents that can dissolve polysiloxanes and polysilazane copolymers also can be used as it is of the invention
Solvent, the present invention are without limitation.
Polysilazane-the polysiloxane copolymer dissolves in solvent, so that the coating composition can be applied relatively easily
It is overlying on the surface of substrate.
The raw material for preparing of the coating composition further includes catalyst, and the catalyst accounts for the quality hundred for preparing raw material
The range for dividing ratio is 0.01~5%, preferably 0.1~5%, more preferably 1~5%, further preferably 2~3%.
The catalyst is amines catalyst and/or metal-based catalysts.
The amines catalyst can be selected from fatty amine, cycloaliphatic amines, one of hydramine and aromatic amine or a variety of.
The fatty amine can be selected from least one of diethylamine, triethylamine and triethylene tetramine.
The cycloaliphatic amines can be selected from least one of triethylenediamine, piperazine, piperidines and morpholine.
The hydramine can be selected from N, N- dimethylethanolamine, diisopropanolamine (DIPA) and N, in N- diethyl ethylene diamine at least
It is a kind of.
The aromatic amine is selected from aniline, o-phenylenediamine, benzidine and N, at least one of accelerine.
The metal-based catalysts can be organotin catalysts and/or palladium class catalyst.
The organotin catalysts can be selected from dibutyltindilaurylmercaptide cinnamic acid rouge, stannous octoate, stannous methide and triphenyltin
At least one of.
The palladium class catalyst can be selected from carbon/palladium, palladium chloride, propionic acid palladium salt, acetic acid palladium salt and triphenyl phosphorus palladium extremely
Few one kind.
It should be noted that other catalyst with similar performance also can be used as catalyst of the invention, the present invention couple
This is with no restrictions.
The catalyst can accelerate the copolyreaction between polysilazane and polysiloxanes, to generate institute in a short time
State polysilazane-polysiloxane copolymer.
The raw material for preparing of the coating composition further includes filler, and the filler accounts for the mass percent for preparing raw material
Range be 1~50%, preferably 5~40%, preferably 10~30%, more preferably 15~25%.
The filler is selected from silicon carbide, aluminium oxide, titanium oxide, zinc oxide, magnesia, aluminium hydroxide, white carbon black (titanium dioxide
Silica aerogel), concave convex rod, kaolin, bentonite, at least one of glass microsphere and ceramic microsphere.
The partial size of the filler may be less than 3 microns, it is preferable that less than 2 microns, more preferably 1 micron.
In an embodiment of the present invention, the range of the partial size of the filler is 0.2~0.8 micron.
In an embodiment of the present invention, the range of the partial size of the filler is 0.2~0.5 micron.
It should be understood that filler can be uniformly dispersed when setting 0.2~0.5 micron for the particle size range of the filler
In coating composition, and make coating surface obtained more smooth.
In an embodiment of the present invention, grinder can be used to grind filler, to reduce the partial size of filler.
In another implementation of the present invention, which can be ground, to reduce in the coating composition
Filler partial size.
In an embodiment of the present invention, the filler can be homogeneously dispersed in coating composition.
In technical solution of the present invention, the filler is selected from silicon carbide, aluminium oxide, titanium oxide, zinc oxide, magnesia, hydrogen-oxygen
Change in aluminium, white carbon black (aerosil), concave convex rod, kaolin, bentonite, glass microsphere and ceramic microsphere at least
One kind, to increase hardness, adhesion and the temperature tolerance of the coating as obtained by the coating composition.
It should be noted that other fillers with high temperature resistance also can be used as filler of the invention, the present invention is to this
With no restrictions.
It should be understood that solvent of the invention, catalyst and filler are also not admitted to poisonous and harmful substance, so that by the painting
Coating made from feed composition also has the advantages that food touch-safe.
In an embodiment of the present invention, the raw material for preparing of the coating composition includes: polysiloxanes, polysilazane, fills out
Material, solvent, catalyst and colorant.Wherein, the polysiloxanes and polysilazane account for the mass percent model for preparing raw material
Enclosing is 10%~80%, and it is 1~50% that filler, which accounts for the mass percent range for preparing raw material, and solvent, which accounts for, described prepares raw material
Mass percent range be 10~66%, catalyst account for the mass percent range for preparing raw material be 0.01~5%, color
It is 0.01~20% that material, which accounts for the mass percent range for preparing raw material,.
In an alternative embodiment of the invention, the coating composition prepare raw material include: polysiloxanes, polysilazane,
Filler, solvent, catalyst and colorant.Wherein, the polysiloxanes and polysilazane account for the mass percent for preparing raw material
Range is 10%~60%, and it is 1~50% that filler, which accounts for the mass percent range for preparing raw material, and it is former that solvent accounts for the preparation
The mass percent range of material is 10~66%, and it is 0.01~5% that catalyst, which accounts for the mass percent range for preparing raw material,
It is 0.01~15% that colorant, which accounts for the mass percent range for preparing raw material,.
In still another embodiment of the process, the coating composition prepare raw material include: polysiloxanes, polysilazane,
Filler, solvent, catalyst and colorant.Wherein, the polysiloxanes and polysilazane account for the mass percent for preparing raw material
Range is 10%~80%, and it is 1~50% that filler, which accounts for the mass percent range for preparing raw material, and it is former that solvent accounts for the preparation
The mass percent range of material is 10~66%, and it is 0.01~5% that catalyst, which accounts for the mass percent range for preparing raw material,
It is 0.01~5% that colorant, which accounts for the mass percent range for preparing raw material,.
The present invention also provides a kind of preparation methods of coating composition, comprising the following steps:
Offer prepares raw material, and the raw material for preparing includes: polysilazane, polysiloxanes and colorant；
Mixing polysilazane and polysiloxanes, polysilazane and polysiloxanes are copolymerized, and it is poly- to generate polysilazane-
Silicone copolymers；
Colorant is added into the polysilazane-polysiloxane copolymer, is stirred, is scattered in the colorant described
In polysilazane-polysiloxane copolymer, the coating composition is made.
In an embodiment of the present invention, the polysilazane account for the mass percent for preparing raw material range be 6~
95.99%, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 4~74%, and the colorant accounts for described
The range for preparing the mass percent of raw material is 0.01~20%.
In an embodiment of the present invention, polysiloxanes and polysilazane can be placed in reactor, to polysiloxanes and poly- silicon
Azane carries out first time stir process so that polysiloxanes is uniformly mixed polysiloxanes and polysilazane with polysilazane and can occur
Copolyreaction generates polysiloxanes-polysilazane copolymers.
In the present invention one is implemented, the stirring rate of the first time stir process is 100~800 revs/min, preferably
200~600 revs/min, more preferably 400~500 revs/min.
It should be understood that the time of the copolyreaction can be 10 seconds~50 minutes, can need to adjust according to actual production
The time of whole copolyreaction.
It should be noted that the stirring rate of the first time stir process and the time of copolyreaction can be also other numbers
Value, the present invention are without limitation.
The raw material for preparing of the coating composition of technical solution of the present invention includes polysilazane, polysiloxanes and colorant, this is poly-
Silazane and polysiloxanes can be copolymerized and generate polysilazane-polysiloxane copolymer, the poly- silicon oxygen of the polysilazane-
Alkyl copolymer has the advantages that hardness is high, adhesion is good and temperature tolerance is good, so that the coating as made from the coating composition has
The advantage that hardness is high, adhesion is good and temperature tolerance is good.Moreover, containing colorant in the coating composition, so that by the coating group
Closing coating made from object also has preferable appearance.Meanwhile polysilazane-the polysiloxane copolymer is not belonging to venomous injurant
Matter is also free of poisonous and harmful substance in the colorant, so that the coating as made from the coating composition also has food touch-safe
The advantages of.
Specifically, after mixing polysilazane and polysiloxanes, the preparation method of the coating composition further include: to poly- silicon
The step of catalyst is added in azane and polysiloxanes, wherein the catalyst accounts for the mass percent for preparing raw material
Range is 0.01~5%, preferably 0.1~5%, more preferably 1~5%, further preferably 2~3%.
The catalyst is amines catalyst and/or metal-based catalysts.To polysilazane, polysiloxanes and catalyst into
Second of stir process of row, so that polysilazane, polysiloxanes and catalyst are uniformly mixed.
In an embodiment of the present invention, the stirring rate of second of stir process can be 1000~2000 revs/min, excellent
It is selected as 1200~1800 revs/min, more preferably 1500~1600 revs/min.
In an embodiment of the present invention, the time of second of stir process can be 10 seconds~50 minutes, preferably 5~
15 minutes, more preferably 8~12 minutes.
It should be noted that the time of the stirring rate of second of stir process and second of stir process can also be
Other numerical value, the present invention are without limitation.
It should be noted that other catalyst with similar performance also can be used as catalyst of the invention, the present invention couple
This is with no restrictions.
In the technical solution of the present invention, catalyst can be added into polysilazane and polysiloxanes, to promote polysiloxanes
It is copolymerized with polysilazane, generates the required matrix resin of the present invention, i.e. polysiloxanes-polysilazane copolymers.
After colorant is added into the polysilazane-polysiloxane copolymer, third time stir process can be carried out, by color
Material is dispersed in polysilazane-polysiloxane copolymer.The stirring rate of the third time stir process can for 1000~
3000 revs/min.The stirring rate of the third time stir process can be 100~3000 revs/min, preferably 500~2000
Rev/min, more preferably 1000~1500 revs/min.
In an embodiment of the present invention, the time of the third time stir process can be 2~20 minutes, preferably 5~15
Minute, more preferably 8~12 minutes.
It should be noted that the stirring rate of the third time stir process and the time of third time stir process can also be
Other numerical value, the present invention are without limitation.
After generating polysilazane-polysiloxane copolymer, before the coating composition is made, the system of the coating composition
Preparation Method further include: the step of solvent and/or filler are added into polysilazane-polysiloxane copolymer, the painting is made
Feed composition.
The range that the solvent accounts for the mass percent for preparing raw material is 10~66%, preferably 15~50%, more
Add preferably 20~40%, further preferably 30~35%.
The range that the filler accounts for the mass percent for preparing raw material is 1~50%, preferably 5~40%, preferably
It is 10~30%, more preferably 15~25%.
The solvent can be selected from least one in alkane solvents, ether solvent, ketones solvent and benzenesulfonamide derivative species solvent
Kind.
The filler can be selected from silicon carbide, aluminium oxide, titanium oxide, zinc oxide, magnesia, aluminium hydroxide, white carbon black, bumps
At least one of stick, kaolin, bentonite, glass microsphere and ceramic microsphere.
In an embodiment of the present invention, while colorant is added to the polysilazane-polysiloxane copolymer, Xiang Ju
Solvent and/or filler are added in silazane-polysiloxane copolymer, to third time stir process is carried out, so that polysilazane-is poly-
Silicone copolymers, colorant, solvent and filler are uniformly mixed.
It should be understood that solvent first can be added into the polysilazane-polysiloxane copolymer, filler and color are added
Material, carries out third time stir process to it.Solvent can also be added into the polysilazane-polysiloxane copolymer simultaneously and fill out
Material and colorant, carry out third time stir process to it.Or color only is added into the polysilazane-polysiloxane copolymer
Material, solvent/filler, carry out third time stir process to it.
The partial size of the filler may be less than 3 microns, it is preferable that less than 2 microns, more preferably 1 micron.
In an embodiment of the present invention, the range of the partial size of the filler is 0.2~0.5 micron.It should be understood that described
The partial size of filler is 0.2 micron, 0.3 micron, 0.4 micron or 0.5 micron.
It should be understood that filler can be uniformly dispersed when setting 0.2~0.5 micron for the particle size range of the filler
In coating composition, and make coating surface obtained more smooth.
In an embodiment of the present invention, grinder can be used to grind filler, to reduce the partial size of filler, then will be through
Filler after milled processed is added into polysilazane-polysiloxane copolymer.
In another implementation of the present invention, directly the biggish filler of partial size can be added to polysilazane-polysiloxanes and be copolymerized
In object, then the coating head product is ground, to reduce the partial size of the filler in the coating composition.
The time of the milled processed can be 30~60 minutes, preferably 40~50 minutes.It can adjust according to actual needs
Whole milling time, to obtain the filler of corresponding partial size.
In technical solution of the present invention, the polysilazane-polysiloxane copolymer is dissolved in solvent, so that the coating
Composition can relatively easily be coated on the surface of substrate.The filler is also dispersible in the solvent and polysilazane-polysiloxanes
In copolymer, to increase the hardness, adhesion and temperature tolerance of the coating composition.
It should be noted that other solvents that can dissolve polysiloxanes and polysilazane copolymers also can be used as it is of the invention
Solvent, the present invention are without limitation.
It should be noted that other fillers with high temperature resistance also can be used as filler of the invention, the present invention is to this
With no restrictions.
It should also be noted that, in the preparation method of the coating composition, the order of addition and lapping mode of each component
It can be adjusted and select according to actual needs, and when the time of above-mentioned copolyreaction, mixing speed, mixing time, grinding
Between it is equal be representative value in preparation process, can be adjusted according to actual needs.
It should be understood that can be ground to the coating composition, to reduce each component in the coating composition
Partial size.
The present invention also provides a kind of coating piece, the coating piece includes matrix and the coating for being formed in matrix surface, described
Contain the coating composition in coating.
It should be understood that the coating can be formed by the coating composition in matrix surface.
It should be understood that the thermal weight loss in 500 DEG C of oxygen atmosphere of the coating as obtained by the coating composition is less than
5%, show that the coating has very excellent heat resistance.
The parameters such as component, the proportion of the coating composition please refer to above-described embodiment, since this coating piece is using above-mentioned
Whole technical solutions of all embodiments, thus it is at least all beneficial to effect brought by the technical solution with above-described embodiment
Fruit, this is no longer going to repeat them.
The range of the thickness of the coating is 1~100 micron, and preferably 5~60 microns, more preferably 10~50 is micro-
Rice, further preferably 20~30 microns.
It should be understood that the thickness of the coating can be adjusted according to actual demand.
The thickness of the coating can be 1 micron, 2 microns, 5 microns, 10 microns, 20 microns, 50 microns or 100 microns.
In technical solution of the present invention, the range of the thickness of the coating can be 1~100 micron, and the surface of Yu Jiti is formed
After the coating of above-mentioned thickness, which can be effectively protected matrix so that the coating piece have hardness height, high temperature resistant,
The advantages that adhesion is good.
The present invention also provides a kind of preparation methods of coating piece, comprising the following steps:
Matrix and the coating composition are provided；
By the coating composition in the surface of matrix, the coating piece is made.
It should be understood that can be first ground to coating composition, reunited with reducing, then treated by ground
Coating composition is in matrix surface.
It should be understood that the coating composition heats matrix when the surface of matrix, should add
The temperature of heat treatment is lower than 300 DEG C, preferably 100 DEG C~280 DEG C, more preferably 120~150 DEG C, so that matrix surface
Curing of coating composition forms coating.The range of the thickness of the coating can be 1~100 micron.
In an embodiment of the present invention, pre-treatment can be carried out to matrix, the pre-treatment can be oil removing, cleaning and drying
Deng improving coating in the adhesive force of matrix surface so that matrix surface is clean.
In the inventive solutions, can directly consolidate in the surface of matrix to coating composition coating composition
It can be prepared by the coating piece after change, so that the preparation method of coating piece of the invention has the advantages that moulding process is simple.And
And the temperature of the curing process is lower than 300 DEG C, the cured technical solution of high temperature compared to the prior art, coating piece of the invention
Preparation method also have the advantages that energy consumption it is low.
It should be understood that do not need to carry out the pre-treatments such as sanding to substrate since the coating has preferable adhesion,
Reduce the technology difficulty of the preparation method of the coating piece, and compared to the prior art in need to substrate carry out sanding processing
Technical solution, the preparation method of coating piece of the invention also has the advantages that environmental protection.
The present invention also provides a kind of household electrical appliance, the household electrical appliance include the coating piece.
The household electrical appliance can for micro-wave oven, electromagnetic oven, oven, bread producing machine, flour stranding machine, smoke exhaust ventilator, air burst pot,
Cake shelves, humidifier, insulating pot, hair dryer, juice extractor, pressure cooker, electric cooker, water heater, computer, electric fan, electricity pan-fried disk, soya-bean milk
Machine, air-conditioning, speaker, cooking stove or refrigerator etc..
In an embodiment of the present invention, the coating piece can be the shell of household electrical appliance.Specifically, which can be family
The shell or inner casing of electrical appliance.
In a specific embodiment of the invention, when the household electrical appliance are that micro-wave oven, air burst pot or oven etc. add
When thermoelectricity device, the coating piece can be inner cavity or the heating dish of micro-wave oven or oven.
The specific structure of the household electrical appliance please refers to above-described embodiment, since this household electrical appliance uses above-mentioned all implementations
Whole technical solutions of example, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, herein not
It repeats one by one again.
It should be understood that the raw material for preparing of the coating composition is not domestic and international object regulation limitation or be forbidden to use
Matter, and in the preparation process of the coating composition and in the preparation process of the coating piece, nuisance will not be generated
Matter, so that the advantages of coating composition, coating, coating piece and electronic device all have safety and environmental protection.
The following are several embodiments of the preparation method of coating composition of the present invention:
Embodiment 1
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes and titanium white, wherein the poly- silicon nitrogen
The R of alkane1For hydrogen-based, R2For hydrogen-based, R3For hydrogen-based, the range that the polysilazane accounts for the mass percent for preparing raw material is
60%, the R of the polysiloxanes4For hydrogen-based, R5For olefine, the polysiloxanes accounts for the mass percent for preparing raw material
Range be 37%, the titanium white account for the mass percent for preparing raw material range be 3%；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 600 revs/min of speed
Alkane, polysiloxanes are copolymerized with polysilazane, generate polysiloxanes-polysilazane copolymers.
Titanium white is added into the polysiloxanes-polysilazane copolymers, with 1000 revs/min of speed mixing titanium white and
Polysiloxanes-polysilazane copolymers obtains coating composition.
Embodiment 2
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, barium sulfate, butyl oxide and cyclohexanone,
Wherein, the R of the polysilazane1For aryl, R2For hydrogen-based, R3For alkylamino radical, the polysilazane accounts for the matter for preparing raw material
The range for measuring percentage is 40%, the R of the polysiloxanes4For cycloalkane, R5For alkyl siloxy, the polysiloxanes accounts for institute
The range for stating the mass percent for preparing raw material is 30%, and the barium sulfate accounts for the range of the mass percent for preparing raw material
It is 5%, the range that the butyl oxide accounts for the mass percent for preparing raw material is 20%, and it is former that the cyclohexanone accounts for the preparation
The range of the mass percent of material is 5%；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 800 revs/min of speed
Alkane, polysiloxanes are copolymerized with polysilazane, generate polysiloxanes-polysilazane copolymers；
Barium sulfate, butyl oxide and cyclohexanone is added, into the polysiloxanes-polysilazane copolymers with 1100 revs/min
Speed mixing barium sulfate, butyl oxide, cyclohexanone and the polysiloxanes-polysilazane copolymers of clock, obtain coating composition.
Embodiment 3
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, it is described prepare raw material include polysilazane, polysiloxanes, lithopone, stannous methide, toluene,
And isophorone, wherein the R of the polysilazane1For olefine, R2For alkylsiloxane, R3For alkane, the polysilazane
The range for accounting for the mass percent for preparing raw material is 30%, the R of the polysiloxanes4For alkane, R5It is described for olefine
The range that polysiloxanes accounts for the mass percent for preparing raw material is 30%, and the lithopone accounts for the quality for preparing raw material
The range of percentage is 3%, and the range that the stannous methide accounts for the mass percent for preparing raw material is 2%, the toluene
The range for accounting for the mass percent for preparing raw material is 15%, and the isophorone accounts for the mass percent for preparing raw material
Range be 20%；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 120 revs/min of speed
Alkane；
Stannous methide is added into polysilazane and polysiloxanes, with 1050 revs/min of speed mixing stannous methide, gathers
Siloxanes and polysilazane generate polysiloxanes-polysilazane copolymerization so that polysiloxanes is copolymerized with polysilazane
Object；
Lithopone, toluene and isophorone is added, into polysiloxanes-polysilazane copolymers with 1200 revs/min
Speed mixes lithopone, toluene, isophorone and polysiloxanes-polysilazane copolymers, obtains coating composition.
Embodiment 4
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, manganese dioxide, acetic acid palladium salt, neighbour two
Toluene, petroleum ether, aluminium oxide and white carbon black, wherein the R of the polysilazane1For hydrogen-based, R2For cycloalkane, R3For hydrogen-based, institute
Stating polysilazane and accounting for the range of the mass percent for preparing raw material is 15%, the R of the polysiloxanes4For alkylamino radical, R5For
Alkoxy, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 15%, and the manganese dioxide accounts for described
The range for preparing the mass percent of raw material is 3%, and the acetic acid palladium salt accounts for the range of the mass percent for preparing raw material
It is 4%, the range that the ortho-xylene accounts for the mass percent for preparing raw material is 20%, and the petroleum ether accounts for the preparation
The range of the mass percent of raw material is 17%, and the range that the aluminium oxide accounts for the mass percent for preparing raw material is
11%, the range that the white carbon black accounts for the mass percent for preparing raw material is 15%, the partial size of the aluminium oxide, white carbon black
Range can be 2~3 microns；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 150 revs/min of speed
Alkane；
Acetic acid palladium salt is added into polysilazane and polysiloxanes, with 1500 revs/min of speed mixing acetic acid palladium salt, gathers
Siloxanes and polysilazane generate polysiloxanes-polysilazane copolymerization so that polysiloxanes is copolymerized with polysilazane
Object；
Manganese dioxide, ortho-xylene, petroleum ether, aluminium oxide and hard charcoal are added into polysiloxanes-polysilazane copolymers
It is black, it is poly- with 1300 revs/min of speed mixing manganese dioxide, ortho-xylene, petroleum ether, aluminium oxide, white carbon black and polysiloxanes-
Silazane copolymer obtains coating head product；
The coating head product is ground, makes the partial size of aluminium oxide and white carbon black less than 0.5 micron, specifically
The range of the partial size of ground, aluminium oxide and white carbon black can be 0.3~0.45 micron, obtain coating composition.
Embodiment 5
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, it is described prepare raw material include polysilazane, polysiloxanes, malachite, triethylene tetramine, just oneself
Alkane, acetone, concave convex rod, white carbon black, magnesia, wherein the R of the polysilazane1For alkylamino radical, R2For alkyl, R3For aryl,
The range that the polysilazane accounts for the mass percent for preparing raw material is 12%, the R of the polysiloxanes4For alkyl silicon oxygen
Alkane, R5For cycloalkane, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 11%, and the malachite accounts for
The range of the mass percent for preparing raw material is 3%, and the triethylene tetramine accounts for the mass percent for preparing raw material
Range be 1%, the n-hexane account for the mass percent for preparing raw material range be 27%, the acetone accounts for the system
The range of the mass percent of standby raw material is 25%, and the range that the concave convex rod accounts for the mass percent for preparing raw material is
3%, the range that the white carbon black accounts for the mass percent for preparing raw material is 4%, and the magnesia, which accounts for, described prepares raw material
The range of mass percent be 14%, the particle size range of the concave convex rod, white carbon black and magnesia can be 2~3 microns；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 200 revs/min of speed
Alkane；
Triethylene tetramine is added into polysilazane and polysiloxanes, triethylene four is mixed with 1600 revs/min of speed
Amine, polysiloxanes and polysilazane generate the poly- silicon nitrogen of polysiloxanes-so that polysiloxanes is copolymerized with polysilazane
Alkyl copolymer；
N-hexane, acetone, concave convex rod, white carbon black, magnesia and hole are added into polysiloxanes-polysilazane copolymers
Sparrow stone, with 1200 revs/min of speed mixing n-hexane, acetone, concave convex rod, white carbon black, magnesia, malachite and poly- silicon oxygen
Alkane-polysilazane copolymers obtains coating head product；
The coating head product is ground, keeps the partial size of concave convex rod, white carbon black and magnesia micro- less than 0.5
Rice, specifically, the range of the partial size of concave convex rod, white carbon black and magnesia can be 0.2~0.35 micron, obtain coating composition.
Embodiment 6
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, triphenyltin, methyl ethyl ketone, diformazan
Benzene, cobalt blue, aluminium oxide, titanium oxide and bentonite, wherein the R of the polysilazane1For aryl, R2For aryl, R3For hydrogen-based, institute
Stating polysilazane and accounting for the range of the mass percent for preparing raw material is 10%, the R of the polysiloxanes4For olefine, R5For
Hydrogen-based, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 10%, and it is former that the cobalt blue accounts for the preparation
The range of the mass percent of material is 3%, and the range that the triphenyltin accounts for the mass percent for preparing raw material is 1%,
The range that the methyl ethyl ketone accounts for the mass percent for preparing raw material is 17%, and the meta-xylene accounts for the raw material for preparing
The range of mass percent is 23%, and the range that the aluminium oxide accounts for the mass percent for preparing raw material is 30%, described
The range that titanium oxide accounts for the mass percent for preparing raw material is 3%, and the bentonite accounts for the quality hundred for preparing raw material
The range for dividing ratio is 3%, and the aluminium oxide, titanium oxide and bentonitic particle size range can be 0.2~0.3 micron；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 500 revs/min of speed
Alkane；
Triphenyltin is added into polysilazane and polysiloxanes, with 1260 revs/min of speed mixing triphenyltin, gathers
Siloxanes and polysilazane generate polysiloxanes-polysilazane copolymerization so that polysiloxanes is copolymerized with polysilazane
Object；
Methyl ethyl ketone, meta-xylene, cobalt blue, aluminium oxide, titanium oxide and swollen are added into polysiloxanes-polysilazane copolymers
Profit soil, setting mixing speed be 2000 revs/min, make methyl ethyl ketone, meta-xylene, aluminium oxide, cobalt blue, titanium oxide, bentonite and
Polysiloxanes-polysilazane copolymers are uniformly mixed, and obtain coating composition.
Embodiment 7
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, it is described prepare raw material include polysilazane, polysiloxanes, titanium manganese brown, acetic acid palladium salt, toluene,
Aluminium oxide, ceramic microsphere and zinc oxide, wherein the R of the polysilazane1For alkane, R2For alkane, R3For hydrogen-based, the poly- silicon
The range that azane accounts for the mass percent for preparing raw material is 8%, the R of the polysiloxanes4For alkoxy, R5For alkoxy,
The range that the polysiloxanes accounts for the mass percent for preparing raw material is 7%, and the titanium manganese brown accounts for the raw material for preparing
The range of mass percent is 2%, and the range that the acetic acid palladium salt accounts for the mass percent for preparing raw material is 1%, described
The range that toluene accounts for the mass percent for preparing raw material is 56%, and the aluminium oxide accounts for the quality percentage for preparing raw material
The range of ratio is 18%, and the range that the zinc oxide accounts for the mass percent for preparing raw material is 5%, and the ceramic microsphere accounts for
The range of the mass percent for preparing raw material be 3%, the aluminium oxide, zinc oxide particle size range can be 1~2 micron,
The range of the partial size of the ceramic microsphere is 0.2~0.25 micron；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 400 revs/min of speed
Alkane；
Acetic acid palladium salt is added into polysilazane and polysiloxanes, with 1290 revs/min of speed mixing acetic acid palladium salt, gathers
Siloxanes and polysilazane generate polysiloxanes-polysilazane copolymerization so that polysiloxanes is copolymerized with polysilazane
Object；
Titanium manganese brown, toluene, aluminium oxide and zinc oxide are added into polysiloxanes-polysilazane copolymers, with 1700 turns/
Speed mixed with titanium manganese brown, toluene, aluminium oxide, zinc oxide and the polysiloxanes-polysilazane copolymers of minute obtain coating primiparity
Object；
The coating head product is ground, makes the partial size of aluminium oxide, zinc oxide less than 0.5 micron, specifically,
Aluminium oxide, zinc oxide partial size can be 0.3~0.42 micron；
Ceramic microsphere is added into ground treated coating head product, is stirred with 2000 revs/min of speed, obtains
Coating composition.
Embodiment 8
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, it is described prepare raw material include polysilazane, polysiloxanes, cobalt phosphate, n,N-Dimethylaniline,
Ether, paraxylene, white carbon black, aluminium hydroxide and glass microsphere, wherein the R of the polysilazane1For olefine, R2For virtue
Base, R3For hydrogen-based, the range that the polysilazane accounts for the mass percent for preparing raw material is 6%, the R of the polysiloxanes4
For alkane, R5For alkane, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 4%, the cobalt phosphate
The range for accounting for the mass percent for preparing raw material is 4%, and the n,N-Dimethylaniline accounts for the quality for preparing raw material
The range of percentage is 0.5%, and the range that the ether accounts for the mass percent for preparing raw material is 31.5%, described to two
The range that toluene accounts for the mass percent for preparing raw material is 30%, and the white carbon black accounts for the quality percentage for preparing raw material
The range of ratio is 10%, and the range that the aluminium hydroxide accounts for the mass percent for preparing raw material is 12%, and the glass is micro-
Ball account for the mass percent for preparing raw material range be 2%, the white carbon black, aluminium hydroxide particle size range can be 1.5
~2 microns, the partial size of the ceramic microsphere is 0.2~0.47 micron；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 700 revs/min of speed
Alkane；
N,N-Dimethylaniline is added into polysilazane and polysiloxanes, N, N- are mixed with 1430 revs/min of speed
Dimethylaniline, polysiloxanes and polysilazane generate poly- silicon oxygen so that polysiloxanes is copolymerized with polysilazane
Alkane-polysilazane copolymers；
Cobalt phosphate, ether, paraxylene, white carbon black and hydroxide are added into polysiloxanes-polysilazane copolymers
Aluminium, it is poly- with 1900 revs/min of speed mixed phosphate cobalt, ether, paraxylene, white carbon black, aluminium hydroxide and polysiloxanes-
Silazane copolymer obtains coating head product；
The coating head product is ground, the partial size of white carbon black, aluminium hydroxide is made to be less than 500nm, specifically,
The range of the partial size of white carbon black and aluminium hydroxide can be 0.26~0.39 micron；
Glass microsphere is added into ground treated coating head product, is stirred with 2100 revs/min of speed, obtains
Coating composition.
Embodiment 9
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, lithopone, titanium white, triethylene two
Amine and butyl oxide, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3For hydrogen-based, the polysilazane accounts for the system
The range of the mass percent of standby raw material is 30%, the R of the polysiloxanes4For hydrogen-based, R5For olefine, the polysiloxanes
The range for accounting for the mass percent for preparing raw material is 46%, and the lithopone accounts for the mass percent for preparing raw material
Range is 3%, and the range that the titanium white accounts for the mass percent for preparing raw material is 1%, and the triethylenediamine accounts for institute
The range for stating the mass percent for preparing raw material is 5%, and the butyl oxide accounts for the range of the mass percent for preparing raw material
It is 15%；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 700 revs/min of speed
Alkane；
Triethylenediamine is added into polysilazane and polysiloxanes, Sanya second is mixed with 1600 revs/min of speed
It is poly- to generate polysiloxanes-so that polysiloxanes is copolymerized with polysilazane for base diamines, polysiloxanes and polysilazane
Silazane copolymer；
Butyl oxide, lithopone and titanium white is added, into polysiloxanes-polysilazane copolymers with 1600 revs/min of speed
Degree mixing butyl oxide, lithopone, titanium white and polysiloxanes-polysilazane copolymers, obtain coating composition.
Embodiment 10
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, triethylenediamine, butyl oxide, titanium
Black and titanium white, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3For hydrogen-based, the polysilazane accounts for the preparation
The range of the mass percent of raw material is 40%, the R of the polysiloxanes4For hydrogen-based, R5For olefine, the polysiloxanes is accounted for
The range of the mass percent for preparing raw material is 36%, and the butyl oxide accounts for the model of the mass percent for preparing raw material
Enclosing is 15%, and the range that the triethylenediamine accounts for the mass percent for preparing raw material is 5%, the titanium is black account for it is described
The range for preparing the mass percent of raw material is 3%, the titanium white accounts for the range of the mass percent for preparing raw material and is
1%；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 500 revs/min of speed
Alkane；
Triethylenediamine is added into polysilazane and polysiloxanes, Sanya second is mixed with 1500 revs/min of speed
It is poly- to generate polysiloxanes-so that polysiloxanes is copolymerized with polysilazane for base diamines, polysiloxanes and polysilazane
Silazane copolymer；
It is added that butyl oxide, titanium be black and titanium white, into polysiloxanes-polysilazane copolymers with 1700 revs/min of speed
Black butyl oxide, titanium, titanium white and polysiloxanes-polysilazane copolymers are mixed, coating composition is obtained.
Embodiment 11
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, butyl oxide, triethylenediamine, titanium
Sour nickel antimony and titanium chromium palm fibre, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3For hydrogen-based, the polysilazane accounts for institute
The range for stating the mass percent for preparing raw material is 49%, the R of the polysiloxanes4For hydrogen-based, R5For olefine, the poly- silicon
The range that oxygen alkane accounts for the mass percent for preparing raw material is 27%, and the butyl oxide accounts for the quality percentage for preparing raw material
The range of ratio is 15%, and the range that the triethylenediamine accounts for the mass percent for preparing raw material is 5%, the metatitanic acid
The range that nickel antimony accounts for the mass percent for preparing raw material is that 3%, the titanium chromium palm fibre accounts for the quality percentage for preparing raw material
The range of ratio is 1%；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 500 revs/min of speed
Alkane；
Triethylenediamine is added into polysilazane and polysiloxanes, Sanya second is mixed with 1500 revs/min of speed
It is poly- to generate polysiloxanes-so that polysiloxanes is copolymerized with polysilazane for base diamines, polysiloxanes and polysilazane
Silazane copolymer；
Butyl oxide, nickel titanate antimony and titanium chromium palm fibre is added, into polysiloxanes-polysilazane copolymers with 1700 revs/min
Speed mixing butyl oxide, nickel titanate antimony, titanium chromium palm fibre and polysiloxanes-polysilazane copolymers, obtain coating composition.
Embodiment 12
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, butyl oxide, silicon carbide, triethylene
Diamines, Ma Sihei, Indian red and barium sulfate, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3It is described for hydrogen-based
The range that polysilazane accounts for the mass percent for preparing raw material is 48%, the R of the polysiloxanes4For hydrogen-based, R5For alkene
Hydrocarbon, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 28%, and it is former that the butyl oxide accounts for the preparation
The range of the mass percent of material is 10%, and the range that the silicon carbide accounts for the mass percent for preparing raw material is 5%, institute
Stating triethylenediamine and accounting for the range of the mass percent for preparing raw material is 5%, and the Ma Sihei, which is accounted for, described prepares raw material
Mass percent range be 2%, the Indian red account for the mass percent for preparing raw material range be 1%, it is described
The range that barium sulfate accounts for the mass percent for preparing raw material is 1%, the partial size of the silicon carbide be range 0.25~
0.33 micron；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 500 revs/min of speed
Alkane；
Triethylenediamine is added into polysilazane and polysiloxanes, Sanya second is mixed with 1500 revs/min of speed
It is poly- to generate polysiloxanes-so that polysiloxanes is copolymerized with polysilazane for base diamines, polysiloxanes and polysilazane
Silazane copolymer；
Butyl oxide, silicon carbide, Ma Sihei, Indian red and barium sulfate are added into polysiloxanes-polysilazane copolymers, with
It is total that 1700 revs/min of speed mixes butyl oxide, silicon carbide, Ma Sihei, Indian red, barium sulfate and polysiloxanes-polysilazane
Polymers obtains coating composition.
Embodiment 13
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, butyl oxide, aluminium oxide, triethylene
Diamines, stibium trioxide, barium sulfate and lithopone, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3It is described poly- for hydrogen-based
The range that silazane accounts for the mass percent for preparing raw material is 49%, the R of the polysiloxanes4For hydrogen-based, R5For alkene
Hydrocarbon, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 27%, and it is former that the butyl oxide accounts for the preparation
The range of the mass percent of material is 10%, and the range that the aluminium oxide accounts for the mass percent for preparing raw material is 5%, institute
Stating triethylenediamine and accounting for the range of the mass percent for preparing raw material is 5%, and the stibium trioxide accounts for the raw material for preparing
The range of mass percent is 2%, and the range that the barium sulfate accounts for the mass percent for preparing raw material is 1%, the zinc
The range that barium white accounts for the mass percent for preparing raw material is 1%, and the range of the partial size of the aluminium oxide is 1~2 micron；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 600 revs/min of speed
Alkane；
Triethylenediamine is added into polysilazane and polysiloxanes, Sanya second is mixed with 1600 revs/min of speed
It is poly- to generate polysiloxanes-so that polysiloxanes is copolymerized with polysilazane for base diamines, polysiloxanes and polysilazane
Silazane copolymer；
Butyl oxide, aluminium oxide, stibium trioxide, barium sulfate and lithopone are added into polysiloxanes-polysilazane copolymers, with
1700 revs/min of speed mixing butyl oxide, aluminium oxide, stibium trioxide, barium sulfate, lithopone and polysiloxanes-polysilazane copolymerization
Object obtains coating head product；
The coating head product is ground, so that the range of the partial size of aluminium oxide is reached 0.3~0.5 micron, obtains
Obtain coating composition.
Embodiment 14
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, butyl oxide, silicon carbide, dimethyl
Tin, cobalt green, malachite and glauconite, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3For hydrogen-based, the poly- silicon
The range that azane accounts for the mass percent for preparing raw material is 49%, the R of the polysiloxanes4For hydrogen-based, R5For olefine,
The range that the polysiloxanes accounts for the mass percent for preparing raw material is 27%, and the butyl oxide accounts for the raw material for preparing
The range of mass percent is 10%, and the range that the silicon carbide accounts for the mass percent for preparing raw material is 5%, described two
The range that methyl tin accounts for the mass percent for preparing raw material is 5%, and the cobalt green accounts for the quality percentage for preparing raw material
The range of ratio is 2%, and the range that the malachite accounts for the mass percent for preparing raw material is 1%, and the glauconite accounts for institute
The range for stating the mass percent for preparing raw material is 1%, and the range of the partial size of the silicon carbide is 1.2~2.3 microns；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 600 revs/min of speed
Alkane；
Stannous methide is added into polysilazane and polysiloxanes, with 1700 revs/min of speed mixing stannous methide, gathers
Siloxanes and polysilazane generate polysiloxanes-polysilazane copolymerization so that polysiloxanes is copolymerized with polysilazane
Object；
Butyl oxide, silicon carbide, cobalt green, malachite and glauconite are added into polysiloxanes-polysilazane copolymers, with
1700 revs/min of speed mixing butyl oxide, silicon carbide, cobalt green, malachite, glauconite and polysiloxanes-polysilazane copolymerization
Object obtains coating head product；
The coating head product is ground, so that the range of the partial size of aluminium oxide is reached 0.3~0.5 micron, obtains
Obtain coating composition.
Embodiment 15
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, paraxylene, triethylenediamine,
Silicon carbide, burnt sienna, burnt ochre and Indian red, wherein the R of the polysilazane1For hydrogen-based, R2For hydrogen-based, R3For hydrogen-based, institute
Stating polysilazane and accounting for the range of the mass percent for preparing raw material is 20%, the R of the polysiloxanes4For hydrogen-based, R5For chain
Alkene, the range that the polysiloxanes accounts for the mass percent for preparing raw material is 15%, and the paraxylene accounts for the system
The range of the mass percent of standby raw material is 4%, and the range that the silicon carbide accounts for the mass percent for preparing raw material is
56%, the range that the triethylenediamine accounts for the mass percent for preparing raw material is 1%, and the burnt sienna accounts for the system
The range of the mass percent of standby raw material is 1%, and the range that the burnt ochre accounts for the mass percent for preparing raw material is
1%, the range that the Indian red accounts for the mass percent for preparing raw material is 1%, and the range of the partial size of the silicon carbide is
1.1~1.9 microns；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 600 revs/min of speed
Alkane；
Triethylenediamine is added into polysilazane and polysiloxanes, Sanya second is mixed with 1800 revs/min of speed
It is poly- to generate polysiloxanes-so that polysiloxanes is copolymerized with polysilazane for base diamines, polysiloxanes and polysilazane
Silazane copolymer；
Paraxylene, silicon carbide, burnt sienna, burnt ochre and India are added into polysiloxanes-polysilazane copolymers
It is red, paraxylene, silicon carbide, burnt sienna, burnt ochre, Indian red and the poly- silicon of polysiloxanes-are mixed with 1700 revs/min of speed
Azane copolymer obtains coating head product；
The coating head product is ground, so that the range of the partial size of silicon carbide is reached 0.2~0.4 micron, obtains
Obtain coating composition.
Embodiment 16
The preparation method of the coating composition the following steps are included:
Offer prepares raw material, and the raw material for preparing includes polysilazane, polysiloxanes, paraxylene, silicon carbide and ivory
Ink, wherein the R of the polysilazane1For hydrogen-based, R2For alkane, R3For hydrogen-based, the polysilazane accounts for the raw material for preparing
The range of mass percent is 25%, the R of the polysiloxanes4For alkylamino radical, R5For olefine, the polysiloxanes accounts for described
The range for preparing the mass percent of raw material is 25%, and the paraxylene accounts for the range of the mass percent for preparing raw material
It is 20%, the range that the silicon carbide accounts for the mass percent for preparing raw material is 28%, and the ivory black accounts for the preparation
The range of the mass percent of raw material is 2%, and the range of the partial size of the silicon carbide is 2.1~2.9 microns；
Polysilazane and polysiloxanes are placed in reactor, polysilazane and poly- silicon oxygen are mixed with 450 revs/min of speed
Alkane, polysiloxanes and polysilazane generate the poly- silicon nitrogen of polysiloxanes-so that polysiloxanes is copolymerized with polysilazane
Alkyl copolymer；
Paraxylene, silicon carbide and ivory black is added, into polysiloxanes-polysilazane copolymers with 2000 revs/min
Speed mixing paraxylene, silicon carbide, ivory black and polysiloxanes-polysilazane copolymers, obtain coating head product；
The coating head product is ground, so that the range of the partial size of silicon carbide is reached 0.2~0.4 micron, obtains
Obtain coating composition.
By the coating composition as obtained by above-described embodiment 1-16 in substrate, coating is formed, to obtain coating piece
Sample can be named as sample 1, sample 2..... sample 16, to hardness, adhesion and the temperature tolerance of the coating of sample 1-16 into
Row test, test result please join table 1.
The physical property measurement result of 1 sample of table
The hardness of sample 1-16 is tested according to GB/T 6739-1996 (hardness of film method of testing), shows sample 1-
The range of 16 hardness is 6~9H, shows that sample 1-16 all has preferable hardness.
The adhesion of sample 1-16 is tested according to GB/T 9286 (adhesive force method of testing), display sample 1-16's
The attachment of hundred lattice can reach 0 grade, show that the adhesion of sample 1-16 is also preferable.
The weightlessness of sample 1-16 is tested according to GB/T 9286 (temperature tolerance test method), display sample 1-16's is resistance to
Warm nature is also preferable.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all in the present invention
Inventive concept under, using equivalent structure transformation made by present specification, be applied directly or indirectly in other phases
The technical field of pass is included in scope of patent protection of the invention.
Claims (24)
1. a kind of coating composition, which is characterized in that the raw material for preparing of the coating composition includes polysilazane, polysiloxanes
And colorant, the polysilazane and polysiloxanes are copolymerized generation polysilazane-polysiloxane copolymer, the colorant
It is scattered in polysilazane-polysiloxane copolymer.
2. coating composition as described in claim 1, which is characterized in that the polysilazane accounts for the quality for preparing raw material
The range of percentage be 6~95.99%, the polysiloxanes account for the mass percent for preparing raw material range be 4~
74%, the range that the colorant accounts for the mass percent for preparing raw material is 0.01~20%.
3. coating composition as described in claim 1, which is characterized in that the structural formula of the polysilazane are as follows:Wherein, R1For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy, alkyl siloxy or alkylamino radical, R2
For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy, alkyl siloxy or alkylamino radical, R3For hydrogen-based, alkane, cycloalkanes
Hydrocarbon, olefine, aryl, alkoxy, alkyl siloxy or alkylamino radical.
4. coating composition as claimed in claim 3, which is characterized in that the R1And R2At least one of be hydrogen-based or chain
Alkene.
5. coating composition as described in claim 1, which is characterized in that the molecular weight of the polysilazane is 100~1000.
6. coating composition as described in claim 1, which is characterized in that the structural formula of the polysiloxanes are as follows:Wherein, R4For hydrogen-based, alkane, cycloalkane, olefine, aryl, alkoxy or alkyl siloxy, R5For hydrogen
Base, alkane, cycloalkane, olefine, aryl, alkoxy or alkyl siloxy.
7. coating composition as described in claim 1, which is characterized in that the molecular weight of the polysiloxanes is 100~1300.
8. coating composition as described in claim 1, which is characterized in that the colorant is selected from white pigment, yellow colorant, orange
In color colorant, black pigment, purple, brown colorant, green pigment, blue colorant, grey colorant and red colorant extremely
Few one kind.
9. coating composition as claimed in claim 8, which is characterized in that the white pigment is selected from stibium trioxide, barium sulfate, zinc barium
At least one of white, titanium white and zinc white；And/or
The yellow colorant is nickel titanate antimony and/or titanium chromium palm fibre；And/or
The orange pigment is zinc-tin rutile；And/or
The black pigment is selected from copper-chrome black spinelle, titanium is black, at least one in manganese dioxide, Ma Sihei, ivory black and carbon black
Kind；And/or
The purple is cobalt phosphate；And/or
The brown colorant is titanium manganese brown and/or zinc-iron chromium palm fibre；And/or
The green pigment is selected from least one of cobalt green, malachite and glauconite；And/or
The blue colorant is selected from least one of celestine, cobalt blue, Egyptian blue, Chinese indigo plant, chessy copper and yttrium indium manganese indigo plant；And/
Or,
The grey colorant be black copper-chrome black spinelle, titanium, manganese dioxide, Ma Sihei, violet black, in ivory black and carbon black extremely
The mixture or the grey colorant of at least one of few a kind of and stibium trioxide, barium sulfate, lithopone, titanium white and zinc white are copper
Chrome black spinelle, titanium be black, at least one of manganese dioxide, Ma Sihei, violet black, ivory black and carbon black, with stibium trioxide, barium sulfate,
The mixture of at least one of lithopone, titanium white and zinc white and at least one of burnt ochre, Indian red and cobalt blue；And/
Or,
The red colorant is selected from least one of burnt sienna, burnt ochre and Indian red.
10. such as the described in any item coating compositions of claim 2-9, which is characterized in that the preparation of the coating composition is former
Material further includes solvent, and the range that the solvent accounts for the mass percent of the coating composition is 10~66%, the solvent choosing
From at least one of alkane solvents, ether solvent, ketones solvent and benzenesulfonamide derivative species solvent.
11. coating composition as claimed in claim 10, which is characterized in that the alkane solvents are selected from n-hexane, just pungent
At least one of alkane, n-decane, chloroform, methylene chloride, dichloroethylene and mineral oil are a variety of；The ether solvent
Selected from least one of ether, petroleum ether and butyl oxide；The ketones solvent is selected from acetone, methyl ethyl ketone, cyclohexanone and different
At least one of phorone；The benzenesulfonamide derivative species solvent is selected from toluene, meta-xylene, paraxylene, ortho-xylene and chlorine
At least one of benzene.
12. such as the described in any item coating compositions of claim 2-9, which is characterized in that the preparation of the coating composition is former
Material further includes catalyst, and the range that the catalyst accounts for the mass percent for preparing raw material is 0.01~5%, the catalysis
Agent is amines catalyst and/or metal-based catalysts.
13. coating composition as claimed in claim 12, which is characterized in that the amines catalyst is selected from fatty amine, alicyclic ring
One of race's amine, hydramine and aromatic amine are a variety of, and the fatty amine is in diethylamine, triethylamine and triethylene tetramine
It is at least one；The cycloaliphatic amines are selected from least one of triethylenediamine, piperazine, piperidines and morpholine；The hydramine choosing
From N, N- dimethylethanolamine, diisopropanolamine (DIPA) and N, at least one of N- diethyl ethylene diamine；The aromatic amine is selected from benzene
At least one of amine, o-phenylenediamine, benzidine and n,N-Dimethylaniline.
14. coating composition as claimed in claim 12, which is characterized in that the metal-based catalysts are organotin catalysts
And/or palladium class catalyst, the organotin catalysts are selected from dibutyltindilaurylmercaptide cinnamic acid rouge, stannous octoate, stannous methide and three
At least one of phenyltin；The palladium class catalyst is selected from carbon/palladium, palladium chloride, propionic acid palladium salt, acetic acid palladium salt and triphenyl
At least one of phosphorus palladium.
15. such as the described in any item coating compositions of claim 2-9, which is characterized in that the preparation of the coating composition is former
Material further includes filler, and the range that the filler accounts for the mass percent for preparing raw material is 1~50%, and the filler is selected from carbon
SiClx, aluminium oxide, titanium oxide, zinc oxide, magnesia, aluminium hydroxide, white carbon black, concave convex rod, kaolin, bentonite, glass are micro-
At least one of ball and ceramic microsphere.
16. coating composition as claimed in claim 10, which is characterized in that the raw material for preparing of the coating composition further includes
Catalyst and filler, the range that the catalyst accounts for the mass percent of the coating composition is 0.01~5%, the filler
The range for accounting for the mass percent of the coating composition is 1~50%, and the polysiloxanes and polysilazane account for the coating
The range of the mass percent of composition is 10%~80%, and the colorant accounts for the model of the mass percent of the coating composition
Enclose is 0.01~5%.
17. a kind of preparation method of coating composition, comprising the following steps:
Offer prepares raw material, and the raw material for preparing includes: polysilazane, polysiloxanes and colorant；
Mixing polysilazane and polysiloxanes, polysilazane and polysiloxanes are copolymerized, and generate the poly- silicon oxygen of polysilazane-
Alkyl copolymer；
Colorant is added into the polysilazane-polysiloxane copolymer, the colorant is scattered in the poly- silicon oxygen of the polysilazane-
In alkyl copolymer, the coating composition is made.
18. the preparation method of coating composition as claimed in claim 17, which is characterized in that mixing polysilazane and poly- silicon oxygen
After alkane, the preparation method of the coating composition further include: the step of catalyst is added into polysilazane, polysiloxanes and colorant
Suddenly, wherein the range that the catalyst accounts for the mass percent for preparing raw material is 0.01~5%, and the catalyst is amine
Class catalyst and/or metal-based catalysts.
19. the preparation method of coating composition as claimed in claim 17, which is characterized in that generate the poly- silicon oxygen of polysilazane-
After alkyl copolymer, before the coating composition is made, the preparation method of the coating composition further include: poly- to polysilazane-
The step of solvent is added in silicone copolymers, wherein the range that the solvent accounts for the mass percent for preparing raw material is
10~66%, the solvent in alkane solvents, ether solvent, ketones solvent and benzenesulfonamide derivative species solvent at least one
Kind.
20. the preparation method of coating composition as claimed in claim 17, which is characterized in that generate the poly- silicon oxygen of polysilazane-
After alkyl copolymer, before the coating composition is made, the preparation method of the coating composition further include: poly- to polysilazane-
The step of filler is added in silicone copolymers, wherein the range that the filler accounts for the mass percent for preparing raw material is 1
~50%, the filler be selected from silicon carbide, aluminium oxide, titanium oxide, zinc oxide, magnesia, aluminium hydroxide, white carbon black, concave convex rod,
At least one of kaolin, bentonite, glass microsphere and ceramic microsphere.
21. a kind of coating piece, which is characterized in that the coating piece includes matrix and the coating for being formed in matrix surface, the painting
Contain the coating composition as described in any one of claim 1-16 in layer.
22. coating piece as claimed in claim 21, which is characterized in that the range of the thickness of the coating is 1~100 micron.
23. a kind of preparation method of coating piece, comprising the following steps:
Matrix and the coating composition as described in any one of claim 1-16 are provided；
By the coating composition in the surface of matrix, the coating piece is made.
24. a kind of household electrical appliance, which is characterized in that the household electrical appliance include such as the described in any item paintings of claim 21-22
Cover part.
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| CN201811172157.7A CN109401617A (en) | 2018-10-08 | 2018-10-08 | Coating composition and preparation method thereof, coating piece and preparation method thereof, household electrical appliance |
| PCT/CN2019/109974 WO2020073889A1 (en) | 2018-10-08 | 2019-10-08 | Coating composition and preparation method therefor, coating member and preparation method therefor, and household appliance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020073889A1 (en) * | 2018-10-08 | 2020-04-16 | 广东美的厨房电器制造有限公司 | Coating composition and preparation method therefor, coating member and preparation method therefor, and household appliance |
| EP4190874A1 (en) * | 2021-12-03 | 2023-06-07 | LG Electronics, Inc. | Black coating composition having high heat resistance, manufacturing method thereof and home appliances using the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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