CN1398934A - Paint composition for metal product - Google Patents
Paint composition for metal product Download PDFInfo
- Publication number
- CN1398934A CN1398934A CN 01130722 CN01130722A CN1398934A CN 1398934 A CN1398934 A CN 1398934A CN 01130722 CN01130722 CN 01130722 CN 01130722 A CN01130722 A CN 01130722A CN 1398934 A CN1398934 A CN 1398934A
- Authority
- CN
- China
- Prior art keywords
- resin
- weight
- parts
- melmac
- metal product
- 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.)
- Granted
Links
Landscapes
- Paints Or Removers (AREA)
Abstract
A coating composition for metal products comprises 40-90 pts.wt. of baking finish resins, 5-50 pts.wt. of amino resins, and 3-10 pts.wt. of epoxy resins. The coating composition for metal products excellent in adhesion to various metals such as nonferrous metals such as aluminum, zinc and lead and stainless steel, having good physical properties such as flexibility, impact resistance, weatherability, water resistance, humidity resistance and abrasion resistance, and capable of forming coating film excellent in design properties such as gloss and appearance.
Description
Technical field
The present invention relates to paint composition for metal product, its objective is that a kind of adaptation to various metals such as non-ferrous metal such as aluminium, zinc, lead and stainless steels is provided is good, have good physical propertiess such as flexibility, shock resistance, weathering resistance, water tolerance, wet fastness and scuff resistance simultaneously, and can form all good paint composition for metal product of filming of design such as glossiness and aesthetic appearance.
Background technology
When the extraneous adornment of metal productss such as automobile component such as car, motorcycle, motorbus, lorry, tame electrical article, industrial machinery or buildings, cover with paint, lacquer, colour wash, etc., forming with the protective money metal products and beautifying is filming of purpose.This is filmed, require it to have various physical propertiess such as higher weathering resistance, the transparency, adaptation, and in recent years, requiring films had better various physical propertiess.
In the coating of covering with paint, lacquer, colour wash, etc. the metal products surface, as only adopting solvent degreasing, has good adaptation and form, simultaneously can form shock resistance and the good coating of filming of scuff resistance, people use with vibrin usually as basic resin, with the coating of aminoresin as linking agent, i.e. amino ester cold coating.
In addition, according to the purposes of metal products, require good especially the filming of specific physical properties.For example, what form on as surfaces such as the bat of sports goods, tennis racket, golf club heads films, and except that requiring to have good design such as outward appearance, also requires to have extra high shock resistance and scuff resistance.
In order to obtain forming these physical propertiess, particularly can form the good coating of filming of shock resistance and scuff resistance, can be that benzo guanamine resin (that is: guanamine resin) is realized by cooperating aminoresin as linking agent.By cooperating benzo guanamine resin, can form all good the filming of adaptation, glossiness, flexibility, shock resistance and scuff resistance.
, adopt formed the filming of coating cooperated benzo guanamine resin,, yet exist the problem of weathering resistance, water tolerance and wet fastness difference though its adaptation, glossiness, flexibility, shock resistance and scuff resistance are all good.Therefore, cooperated the coating of benzo guanamine resin, particularly be difficult to coating as the metal products that uses outside the room.
Summary of the invention
In light of this situation, the object of the present invention is to provide a kind of paint composition for metal product, it is to contain the paint composition for metal product of baking finish with resin, aminoresin, Resins, epoxy with certain specific ratio, adaptation to various metals is good, have good physical propertiess such as flexibility, shock resistance, weathering resistance, water tolerance, wet fastness and scuff resistance simultaneously, and can form good the filming of design such as glossiness and aesthetic appearance, to overcome existing defective in the prior art.
Above-mentioned purpose of the present invention is achieved in that a kind of paint composition for metal product, it is characterized in that cooperating 40～90 parts of (weight) baking finish resin, the aminoresin of 5～50 parts (weight), the Resins, epoxy of 3～10 parts (weight).
Paint composition for metal product of the present invention is characterized in that adding up on the basis of 100 parts (weight) with resin, aminoresin and Resins, epoxy at above-mentioned stoving enamel, can also cooperate in following three kinds of compositions more than one again:
(1) less than the silane coupling agent of 3 parts (weight);
(2) less than the UV light absorber of 3 parts (weight);
(3) less than the pigment of 180 parts (weight).
Paint composition for metal product of the present invention is characterized in that above-mentioned baking finish is preferably in vibrin, Synolac, acrylic resin, the epoxy polyester resin more than one with resin.
Paint composition for metal product of the present invention is characterized in that above-mentioned aminoresin is preferably melmac and/or guanamine resin.
Paint composition for metal product of the present invention is characterized in that above-mentioned aminoresin is preferably the mixture of melmac and guanamine resin, and the cooperation ratio of guanamine resin and melmac can be 1: 1～3 (weight ratios).
Paint composition for metal product of the present invention is characterized in that above-mentioned melmac is the melmac of butyl etherization and/or the melmac of methyl-etherified.
Paint composition for metal product of the present invention is characterized in that the benzo guanamine resin that above-mentioned guanamine resin is a butyl etherization and/or has the guanamine resin of spiral shell acetal ring.
Embodiment
Below in conjunction with specific embodiment, the paint composition for metal product that the present invention relates to is described in detail.The paint composition for metal product that the present invention relates to is mainly used in the surface coating material that formation is filmed as the outermost layer of the metal products of covering with paint, lacquer, colour wash, etc. object.Yet,, to cooperate (A) baking finish resin, (B) aminoresin, (C) Resins, epoxy at least as necessary composition.
First of the paint composition for metal product that the present invention relates to must composition be: (A) dry by the fire to add and use resin.Used baking finish is not particularly limited with resin, can enumerates: thermosetting resins such as vibrin, Synolac, epoxy polyester resin or acrylic resin.
Particularly, the present invention preferably adopts vibrin as (A) baking finish resin.As the used vibrin of the present invention, can enumerate: (A1) modifier of oil-free polyester resin, (A2) Synolac or these resins, for example: (A3) the acrylic acid modified vibrin of epoxide modified vibrin, (A4), the vibrin of (A5) urethane modification, Synolac of (A6) urethane modification etc.
(A1) oil-free polyester resin is the carboxylate of polyhydroxy-acid composition and polyhydroxy reactant.As this polyhydroxy-acid composition, can from anhydride phthalic acid, IPA, terephthalic acid, tetrahydrochysene anhydride phthalic acid, six hydrogen anhydride phthalic acids, succsinic acid, fumaric acid, hexanodioic acid, sebacic acid, maleic anhydride etc., select more than one dihydroxylated acid or these sour low alkyl group esterification things to use.In addition, also can be used the above polyhydroxy-acid of trivalents such as M-nitro benzoic acid, Ba Dousuan, right-monohydroxylated acids such as tertiary butyl M-nitro benzoic acid, benzenetricarboxylic anhydride, methylcyclohexyl tri hydroxy acid, spiral shell benzenetricarboxylic anhydride etc. as required simultaneously.Particularly, in the present invention as the poly-hydroxy composition, preferably use m-phthalic acid, terephthalic acid and these sour low alkyl group esterification things.These polyhydroxy-acid compositions can use separately, perhaps mix more than two kinds and use.
As above-mentioned polyhydroxy reactant, suitable ethylene glycol, glycol ether, propylene glycol, 1,4-butyleneglycol, neopentyl alcohol, 3-methyl pentanediol, 1,4-hexylene glycol, 1, the dibasic alcohol such as 6-hexylene glycol of being to use.In addition, also can be used the above polyvalent alcohol of ternarys such as glycerol, TriMethylolPropane(TMP), tetramethylolmethane as required simultaneously.These polyvalent alcohols can use separately, perhaps mix more than two kinds and use.
Be not particularly limited for the method for making carboxylate by above-mentioned polyhydroxy-acid composition and above-mentioned polyhydroxy reactant, can adopt previous known esterification or transesterification reaction arbitrarily.
As (A1) oil-free polyester resin that sell in market, can enumerate the commodity " ベ ッ コ ラ ィ ト 46-118 " by name that DIC company makes; The commodity that Mitsui Chemicals company makes " ァ Le マ テ ッ Network ス P645 " by name; The product of the commodity that Changxing chemical company makes " ETERKYD-5062-X-70-1 " by name etc.
(A2) Synolac is except that the sour composition and pure composition of (A1) oil-free polyester resin, and the method for knowing with oneself makes the fatty acid response Synolac of modification in addition again.As lipid acid, for example can enumerate: the Castor Oil Fatty Acid of palm oil fatty acid, soya fatty acid, linseed oil fatty acid, Stigma Croci fatty acid oil, ready denier oil acid, dehydration and tung oil lipid acid etc.Modification amount (oil mass) to Synolac is not particularly limited, and generally can be preferably 5～20% below 30%.
As (A2) Synolac that sell in market, can enumerate the product of trade(brand)name " Off Le キ ッ De 804-701A " that commodity " ETERKYD3803-X-65 " by name that Changxing chemical company makes, the company that changes into of commodity " ベ ッ コ ゾ one Le EZ-3801-60 " by name, Hitachi that DIC company makes make etc.
As (A3) epoxide modified vibrin, can enumerate: the reaction product that vibrin and Resins, epoxy obtain by reactions such as addition, condensation, grafting.Specifically can enumerate: the carboxyl the vibrin that the various compositions that use when above-mentioned vibrin is made are made and the reaction product of epoxy-containing yl resin, and hydroxyl in the vibrin and the hydroxyl in the Resins, epoxy, the reaction product that is combined into by polyisocyanate compounds.
(A3) the modification degree in the epoxide modified vibrin, in general, the amount of Resins, epoxy reaches 0.1～0.3% (weight) with respect to epoxide modified vibrin.
As (A3) epoxide modified vibrin that sell in market, can enumerate: the product of the commodity " ェ Port キ one 701HV " by name that the commodity that DIC company makes " ベ ッ コ ゾ one Le P-790-50 " by name, Mitsui Chemicals company make, the commodity " ETERKYDNP1022-R-50 " by name that Changxing chemical company makes etc.
As (A4) acrylic acid modified vibrin, can enumerate: carboxyl or hydroxyl in the vibrin that employed various compositions are made when being made by above-mentioned vibrin, with the group that contains its responding property, the reaction product of the acrylic resin of carboxyl, hydroxyl or epoxy group(ing) for example; And vibrin and (methyl) vinylformic acid and (methyl) acrylate etc., use the peroxide polymerization starter, the reaction product of making by graft polymerization.
The degree of the modification in (A4) acrylic acid modified vibrin, in general, the amount of acrylic resin is in acrylic acid modified vibrin, reaches 0.1～50% (weight).
As (A4) acrylic acid modified vibrin that sell in market, can enumerate: commodity clear and that ヮ ニ ス company makes are called " M-1400 ", the product of the commodity that DIC company makes " ァ Network リ デ ィ ッ Network M-1156 " by name etc.
Alkyd resin as the modification of (A5) urethane, can enumerate: above-mentioned nothing oil alkyd resin, the lower molecular weight that sour composition that uses when perhaps above-mentioned nothing oil alkyd resin being made or the reaction of pure composition obtain does not have the product that oily alkyd resin and polyisocyanate compounds react with known method.
In addition, as the Synolac of (A6) urethane modification, can enumerate: above-mentioned Synolac, the lower molecular weight Synolac that used various composition reactions obtain when perhaps above-mentioned Synolac being made, use known method, with the resultant of polyisocyanate compounds reaction.
Vibrin as the modification of (A5) urethane reaches (A6) Synolac of urethane modification, and the reason that imports urethane bond is can improve processing characteristics and shock resistance by importing urethane bond.
The polyisocyanate compounds that uses when as the vibrin of (A5) urethane modification and (A6) Synolac of urethane modification is made, can enumerate: hexamethylene diisocyanate, isophorone diisocyanate, xylylene vulcabond, inferior cresyl vulcabond, 4,4-diphenylmethanediisocyanate, 4,4-methylene-bis (cyclohexyl isocyanate), 2,4,6-three isocyanato-toluene etc.
(A5) vibrin of urethane modification and (A6) Synolac of urethane modification, in general, the amount of polyisocyanate compounds preferably in the ferment acid resin of the vibrin of urethane modification or urethane modification, reaches the following modification degree of 30% (weight).
The Synolac of (A6) urethane modification of selling as market can be enumerated the product of clear and commodity " シ ョ ゥ キ ッ De UAL-031-45D " by name that ヮ ニ ス company makes etc.
In the various vibrin that describe in detail above, the preferred vibrin that uses is (A1) oil-free polyester resin.Particularly acid number is preferably 2～14mgKOH/g, and preferably 4～10mgKOH/g, and molecular-weight average is preferably 1500～30000, preferably 5000～20000 oil-free polyester resin.As the oil-free polyester resin that sell in this market, can enumerate: the product of the commodity " ァ Le マ テ ッ Network ス P645 " by name that the commodity that DIC company makes " ベ ッ コ ラ ィ ト 46-118 " by name, Mitsui Chemicals company make, the commodity " ETERKYD-5062-X-70-1 " by name that Changxing chemical company makes etc.
In the present invention, both can cooperate a kind of above-mentioned (A) baking finish resin separately, also can cooperate more than two kinds.
The use level of (A) baking finish with resin is not particularly limited, can be 40～90 parts (weight), be preferably 50～80 parts (weight), the best is 60～75 parts (weight).Its reason is because use level during less than 40 parts (weight), the pliability of filming has the tendency of decline, and when use level during greater than 90 parts (weight), the cross-linking density of filming reduces, various physical propertiess descend, so any situation outside 40～90 parts of (weight) scopes all is unfavorable.
Second of the paint composition for metal product that the present invention relates to must composition be: (B) aminoresin.Aminoresin is to be engaged as linking agent.Aminoresin used among the present invention is not particularly limited, but can enumerate: the melmac that amino component such as melamine, urea, benzo guanamine, acetyl guanamine, steroid guanamine, spiral shell guanamine, dicyan diamide and aldehyde reaction obtain, urea resin, guanamine resin etc., preferred (B1) melmac, (B2) guanamine resin of using.
Specifically give an example, as (B1) melmac, can enumerate: the methylolated aminoresin that the reaction by melamine and aldehyde obtains perhaps with methylolated aminoresin, makes alkyl etherificate melmac that its etherificate generates etc. with suitable alcohol.
Used aldehyde when making above-mentioned methylolation aminoresin can be enumerated: formaldehyde, paraformaldehyde and acetaldehyde etc.In addition, as alcohol used when making abovementioned alkyl etherificate melmac, can enumerate: methyl alcohol, ethanol, n-propyl alcohol, Virahol, propyl carbinol, isopropylcarbinol, 2-ethyl butanol, 2-Ethylhexyl Alcohol etc.
Particularly, in the present invention,, preferably use the melmac of methyl-etherified and the melmac of n-butyl etherization, particularly consider, more preferably use the melmac of methyl-etherified from the weathering resistance aspect as (B1) melmac.
As the methyl-etherified melmac that sell in market, can enumerate: the product of the commodity " ス one パ one ベ ッ カ ミ Application L-105-60 " by name that the commodity that Mitsui サ ィ テ ッ Network company makes " サ ィ メ Le 303 " by name, DIC company make etc.
In addition, as the n-butyl ether melmac that sell in market, can enumerate: the product of the commodity " ETERMINO9216-60 " by name that the commodity that DIC company makes " ス one パ one ベ ッ カ ミ Application G-821-60 " by name, Changxing chemical company make etc.
As (B2) guanamine resin, can enumerate: the resultant of reaction of amino component such as benzo guanamine, acetyl guanamine, steroid guanamine, spiral shell guanamine and aldehyde.As the aldehyde that uses in the above-mentioned reaction, can enumerate and top described identical formaldehyde, paraformaldehyde and acetaldehyde etc.
In addition, (B2) guanamine resin can be enumerated: the alkyl etherificate guanamine resin that makes its etherificate by suitable alcohol.As the alcohol that uses in the above-mentioned reaction, can enumerate and top described identical methyl alcohol, ethanol, n-propyl alcohol, Virahol, propyl carbinol, isopropylcarbinol, 2-ethyl butanol, 2-Ethylhexyl Alcohol etc.
In the present invention, as (B2) guanamine resin, employing makes the formed butyl ether benzo of its etherificate guanamine resin with the birds droppings fat resin of benzo guanamine and formaldehyde formation through propyl carbinol, perhaps, the preferred guanamine resin (3 that has by the spiral shell acetal ring of following formula 1 (changing 1) expression that adopts, 9-is two, and [2-(3,5-dicyano-2,4, the 6-triazinyl) ethyl] 2,4,8,10-four spiral shells [5,5] n-undecane) and the alkyl etherificate reactant of formaldehyde and propyl carbinol, promptly have guanamine resin, more preferably adopt the guanamine resin that has by the spiral shell acetal ring of following formula 2 (changing 2) expression by the spiral shell acetal ring of following formula 2 (changing 2) expression.Its reason is, cured coating film physical properties when use has by the guanamine resin of the spiral shell acetal ring of following formula 2 (changing 2) expression, compare during with use butyl ether benzo guanamine resin, more good aspect weathering resistance, water tolerance, wet fastness and stain resistance.
[changing 1]
[changing 2]
The benzo guanamine resin of the butyl etherization of selling as above-mentioned market can be enumerated: the product of the commodity " デ ラ ミ Application T-100-S " by name that the company that changes into of Fuji makes, the commodity " ス one パ one ベ ッ カ ミ Application TD-126 " by name that DIC company makes, commodity " ETERMINO9411-75 " by name that Changxing chemical company makes etc.
In addition, as the guanamine resin that sell in market, can enumerate: the product of the commodity " デ ラ ミ Application CTU-100 " by name that the company that changes into of Fuji makes etc. with spiral shell acetal ring.
And, in the present invention, also (B) aminoresin more than two kinds can be used after ratio is mixed arbitrarily.Particularly in the present invention, preferably with (B1) melmac and (B2) being used after the guanamine mixed with resin.With (B1) melmac and (B2) occasion of use after the guanamine resin is mixed, its proportioning is not particularly limited, can be B2: B1=1: 1～3 (weight ratio), preferably 1: 1～2.5, more preferably 1: 1.1～2.0.Its reason is, when (B1) use level of melmac is lower than (B2) guanamine resin use level, think that the weathering resistance of filming has the tendency of decline, and (B1) when the melmac use level surpasses 3 times of (B2) guanamine resin use level, think that the shock resistance of filming has the tendency of decline, so at B2: B1=1: any situation outside 1～3 (weight ratio) scope all is unfavorable.
The use level of (B) aminoresin that must composition as the present invention second is not particularly limited, and can be 5～50 parts (weight), preferably 15～40 parts (weight), more preferably 20～35 parts (weight).Its reason is, when use level during less than 5 parts (weight), the solidified nature of filming reduces, and various physical propertiess descend, and are unfavorable.And when use level surpassed 50 parts (weight), the pliability of filming reduced, and also was unfavorable.
What the present invention relates to the 3rd must composition be: (C) Resins, epoxy.Resins, epoxy used in the present invention is not particularly limited, yet can enumerate: Racemic glycidol ether type epoxy, bad epoxy resins of glycidyl ester type, Racemic glycidol amino-type Resins, epoxy and ring-type ethylene oxide type Resins, epoxy etc.Particularly preferably use in the present invention by dihydroxyphenyl propane and epoxy chloropropane synthetic bisphenol A type epoxy resin.Its reason is, because bisphenol A type epoxy resin has the tough and tensile characteristic of bisphenol A-type resin and the flexibility of ehter bond simultaneously, so its adaptation is good, and its erosion resistance and resistance to chemical reagents are also good.Epoxy equivalent (weight) to bisphenol A type epoxy resin is not particularly limited, and preferred range is 300～2000 (g/eg).Amino equivalent to bisphenol A type epoxy resin is not particularly limited yet in addition, and preferred range is 400～1000 (g/eg).
As (C) Resins, epoxy that sell in market, can enumerate: the product of the commodity " ェ Port ト one ト YD-011 " by name that the commodity that oiling シ ェ Le ェ Port キ シ company makes " ェ ピ コ one ト 1001 * 50 " by name, Dong Prefecture company that changes into makes, the commodity " EPICLON1050-70X " by name that DIC company makes etc.
(C) Resins, epoxy both can a kind of independent cooperation, also can mix more than two kinds to be cooperated.
Use level to (C) Resins, epoxy is not particularly limited, yet in whole coating solids components, can be 1～10 part (weight), preferably 3～7 parts (weight), more preferably 3～5 parts (weight).Its reason is, when use level during less than 1 part (weight), because of the adaptation effect insufficient, so be unfavorable.And when use level during greater than 10 parts (weight), because the hardness of filming has the tendency of decline, also be unfavorable therefore.
More than be the necessary composition of the paint composition for metal product that the present invention relates to, but the present invention as required, also can suitably cooperate in (D) silane coupling agent, (E) UV light absorber, (F) tinting pigment more than one arbitrarily.
In the present invention, can suitably cooperate (D) silane coupling agent arbitrarily.By cooperating silane coupling agent, can seek raising to the sealing property of all raw material metals.
Employed silane coupling agent is not particularly limited, can enumerate: the silicone compounds of responding property functional groups such as alkoxyl group, glycidyl, specifically can enumerate: silicon compounds such as aminosilane compounds such as aminoethylamino propyl group methoxy silane, TSL 8330, aminopropyl dimethoxy silane, aminopropyltriethoxywerene werene, aminopropyl diethoxy silane.
Particularly in the present invention,, preferred use with following formula 3 (changing 3) expression, have the compound of the different functional group of two kinds of reactivities in molecule at least as (D) silane coupling agent.Its reason is, the alkoxyl group of silane coupling agent is under water or moisture effect and be hydrolyzed into the silanol base, and this silanol base and inanimate matter surface be by condensation reaction, formation Si-O-M key.On the other hand, reactive group X combines with organic, perhaps, do not take place in conjunction with and only mix and get final product, the result is inanimate matter and organicly Chemical bond takes place and make the adaptation raising.
[changing 3]
(in the formula: X is and organic materials chemistry bonded reactive groups such as various synthetic resins such as vinyl, epoxy group(ing), amino, methylpropenyl, thin base; The OR base is for to carry out chemically combined reactive group with inanimate matter materials such as glass such as methoxyl group, oxyethyl group, metals.)
As (D) silane coupling agent that sell in market, can enumerate: the product of the commodity that chemical company of SHIN-ETSU HANTOTAI makes " KBM-503 " by name, commodity " KBM-403 " by name, commodity " KBM-603 " by name etc.
In the occasion that cooperates (D) silane coupling agent, a kind of independent cooperation in the both available above-mentioned silane coupling agent also can be cooperated after mixing more than two kinds.
In the occasion that cooperates (D) silane coupling agent, its use level is not particularly limited, but with respect to must composition (A, B, C) on the basis of the use level 100 parts (weight) of He Jiing, its use level can be less than 3 parts (weight), preferably 0.1～2.5 part (weight), more preferably 0.3～2.0 part (weight).Its reason is, even its use level is not found the further raising of adaptation above 3 parts (weight) yet, is disadvantageous economically, is unfavorable therefore.
In the present invention, can suitably cooperate (E) UV light absorber arbitrarily.By cooperating UV light absorber, can significantly improve the weathering resistance of filming.
Employed (E) UV light absorber is not particularly limited, can preferably uses: salicylic acid, benzo phenols, benzo connect one or two or more kinds mixture in triazole species, phenyl salicylic acid esters class, diphenylacrylate ester class, acetyl phenols, the cyanoacrylate compound.And, by using ultra-violet stabilizer and hindered amines stablizer (HALS) simultaneously, can obtain better effect.
In the occasion that cooperates UV light absorber, use level is not done special restriction, but with respect to must composition (A, B, C) on the basis of the use level 100 parts (weight) of He Jiing, its use level can be less than 3 parts (weight), preferably 0.5～3 part (weight), more preferably 1.0～2.5 parts (weight).Its reason is, even because its use level when surpassing 3 parts (weight), is not found the further raising of weathering resistance effect yet, be uneconomic, thereby be unfavorable.
And, in the present invention, can suitably cooperate (F) tinting pigment arbitrarily.As spendable tinting pigment, can enumerate: the normally used tinting pigment of paint field, for example, titanium white, white pigments such as zinc white, cyanine indigo plant, blue pigmentss such as indanthrene, cyanine is green, veridians such as malachite, organic red class pigment such as azo class and quinoline acridines, red pigments such as colcother, benzimidazoles, isoindoline ketone, organic yellow ultramarines such as isoindoline class and Kui phthalein ketone, titan yellow, yellow ultramarines such as yellow lead, carbon black, blacklead, black pigments such as pine soot, aluminium powder, copper powder, nickel powder, the mica powder of titanium oxide lining, bright pigment such as the mica powder of ferric oxide lining and light graphite etc.(F) use level of tinting pigment as long as it films can forming the top layer, and does not influence in the scope of the transparency of surface coating material and gets final product.
And, among the present invention, in the scope that does not undermine effect of the present invention, can suitably cooperate humidification raw material, defoamer arbitrarily, film and adjust agent, curing catalysts, inorganic micro powder etc.
The coating composition that the present invention relates to be with (A) baking finish with organic resin, (B) aminoresin and (C) Resins, epoxy as required, can cooperate (G) solvent as necessary composition.Solvent cooperates for the covering with paint performance of improving coating composition of the present invention.As the adoptable solvent of the present invention, so long as can dissolve or disperse the material of above-mentioned solids component to use, and be not particularly limited.Concrete can enumerate: varsols such as toluene, dimethylbenzene, high point petroleum hydrocarbon; Ketones solvents such as methylethylketone, mibk, pimelinketone, isophorone; Esters solvents such as vinyl acetic monomer, N-BUTYL ACETATE, ethylene glycol monoethyl ether acetate, diethylene glycol monoethyl ether acetic ester; Alcoholic solvents such as methyl alcohol, ethanol, butanols; Ether alcohol kind solvents such as ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether; Or water etc.These solvents both can use separately, also can mix use more than two kinds.
Use level to (G) solvent is not particularly limited, but on the basis with respect to whole coating solids components 100 parts (weight), its use level can be 15～60 parts (weight), preferably 20～55 parts (weight), more preferably 25～50 parts (weight).Its reason is, when use level during less than 15 parts (weight) or greater than 60 parts (weight), the viscosity that is coated with material products is difficult to adjust, and is unfavorable therefore.
The paint composition for metal product that employing the present invention relates to forms the method for filming and is not particularly limited, and can adopt 3 layer of 3 baking mode, 2 layer of 2 baking mode or 2 layer of 1 baking mode to form and film.
Below, to the coating that the paint composition for metal product of the invention described above constitutes, an example of the method for covering with paint, lacquer, colour wash, etc. in the metallic surface is illustrated.
Metal products as the paint composition for metal product covering with paint that the present invention relates to, can enumerate: metal products such as aluminium, steel, the various aluminium that changes into processing (for example chromium processing etc.), cold-rolled steel sheet, hot-dip galvanized steel sheet, electrogalvanizing steel plate, alloy plating steel plate, aluminium sheet, stainless steel plate, copper coin, Copper Plated Steel, tin plate, or on these metal sheets, carry out surface-treated metal productss such as phosphoric acid salt and chromate, with laminated steel plate, copper, brass and stainless steel etc. in addition such as polyester.
At first, form the solidifying priming paint film on above-mentioned metal products surface.The solidifying priming paint film forms for the adaptation that improves the corrosion-resistant of metal products and film.Formation method to the solidifying priming paint film is not particularly limited, for example, can be on metal products by methods such as artificial brushings, exsiccant is filmed reach 15～20 μ m carry out the priming paint covering with paint after, make with the baking drying.Used priming paint is not particularly limited, can enumerates: epoxies, polyester, acrylic acid or the like and their modified primer etc.
Also have, as mentioned above, both can form the solidifying priming paint film, also can not form the solidifying priming paint film in the metallic surface in the metallic surface primer coating.
Secondly, after forming or do not form on the metal products of solidifying priming paint film, covering with paint, lacquer, colour wash, etc. the top layer basic coating, toast.The top layer basic coating, be the top layer film and solidifying priming paint film or metal products face between form the coating of filming in the basis, top layer.Used top layer basic coating is not particularly limited, can preferably uses to have cooperated the coating of (a) baking finish with organic resin, (b) aminoresin, (c) Resins, epoxy.
(a) baking finish resin that is cooperated in the basic coating of top layer is not particularly limited, and for example can enumerate: the mixture of one or two or more kinds of vibrin, Synolac, acrylic resin and epoxy polyester resin etc.
In the above-mentioned various resin, can use vibrin wherein.As vibrin, can enumerate the vibrin that above-mentioned A and A1～A6 puts down in writing.Wherein, preferably use oil-free polyester resin.The molecular-weight average that does not have oily alkyd resin is not particularly limited, is preferably 5000～2000.In addition acid number is not particularly limited yet, is preferably 4～10mgKOH/g.
The use level of (a) baking finish with resin is not particularly limited, and can be 40～90 parts (weight), preferably 60～75 parts (weight).
As (b) aminoresin that in the basic coating of top layer, is cooperated, can enumerate the aminoresin of being put down in writing among above-mentioned B and the B1～B2.Particularly in the present invention, preferably use melmac and guanamine resin to be used as (b) aminoresin, particularly more preferably use the mixture of melmac and guanamine resin.
Use level to (b) aminoresin is not particularly limited, and can be 5～50 parts (weight), preferably 20～35 parts (weight).
As (C) Resins, epoxy that in the basic coating of top layer, is cooperated, can enumerate the Resins, epoxy of being put down in writing among the above-mentioned C.Particularly, preferably use bisphenol A-type as Resins, epoxy in the present invention, more preferably using epoxy equivalent (weight) is the Resins, epoxy of 450～500 (g/eg).
Use level to (C) Resins, epoxy is not particularly limited, and can be 1～10 part (weight), preferably 3～5 parts (weight).
And, in the basic coating of top layer, can suitably cooperate (d) tinting pigment arbitrarily.As used tinting pigment, can enumerate: the normally used tinting pigment of paint field, for example, titanium white, white pigments such as zinc white, cyanine indigo plant, blue pigmentss such as indanthrene, cyanine is green, veridians such as malachite, organic red class pigment such as azo class and quinoline acridines, red pigments such as colcother, benzimidazoles, the isoindoline ketone, organic yellow ultramarines such as isoindoline class and Kui phthalein ketone, titan yellow, yellow ultramarines such as yellow lead, carbon black, blacklead, black pigments such as pine soot, aluminium powder, copper powder, nickel powder, the mica powder of titanium oxide lining, bright pigment such as the mica powder of ferric oxide lining and light graphite etc.
Use level to (d) tinting pigment is not particularly limited, as long as can be in the scope of the good beautiful decorative effect of performance, generally speaking, on the basis to the total use level 100 parts (weight) of (a) and (b), (c), its use level can be used in the scope of 1～180 part (weight).
In the basic coating of top layer, except that (a) baking finish with organic resin, (b) aminoresin, (c) Resins, epoxy and (d) the tinting pigment, also can cooperate (e) solvent.
The solvent that cooperates in the basic coating of top layer is cooperated as required in order to improve the covering with paint performance, can use the solvent that can dissolve or disperse above-mentioned (a) and (b), (c).Specifically, can enumerate: varsols such as toluene, dimethylbenzene, high point petroleum hydrocarbon; Ketones solvents such as methylethylketone, mibk, pimelinketone, isophorone; Esters solvents such as vinyl acetic monomer, N-BUTYL ACETATE, ethylene glycol monoethyl ether acetate, diethylene glycol monoethyl ether acetic ester; Alcoholic solvents such as methyl alcohol, ethanol, butanols; Ether alcohol kind solvents such as ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether; Or water etc.
Use level to (e) solvent is not particularly limited, and on the basis of all solids composition 100 parts (weight) that cooperates in respect to the top layer basic coating, can be 20～55 parts (weight), preferably 25～50 parts (weight).
The top layer basic coating, come down to constitute with organic resin, aminoresin, Resins, epoxy and the tinting pigment that is cooperated as required and solvent by baking finish, and preferably, can suitably cooperate moisture-proof pigment such as talcum, clay, mica, silica, aluminum oxide more arbitrarily; Rust-stabilising pigments such as strontium yellow, potassiumchromate, zinc chromate, baryta yellow, zinc phosphate; Curing catalysts, defoamer, the face that is coated with are adjusted additives such as agent.
Coating method to the top layer basic coating is not particularly limited, and can enumerate: spraying method, the automatic casting method of bar gate type, scraper coating method, roller painting, flow coat method and dip coated method etc.
In addition, the firing temperature of top layer basic coating not being particularly limited, can be 130～150 ℃.Firing time is not particularly limited yet, and can be 10～20 minutes.
The top layer basic coating, is coated with the surface coating material that paint composition for metal product constituted that the present invention relates to, and burns till after filming in formation basis, top layer by burning till.Coating process to surface coating material is not particularly limited, and can enumerate: spraying method, the automatic casting method of bar gate type, scraper coating method, roller painting, flow coat method and dip coated method etc.
In addition, the thickness of surface coating material of coating is not particularly limited, dried coating thickness can be 5～20 μ m, preferably is applied to 5～10 μ m.And, can be at 130～160 ℃, preferably under 150～160 ℃ firing temperature condition,, preferably 30～40 minutes, make the formation of filming by heat treated 20～40 minutes.
The metal products that produces like this, its outermost layer is to be coated with to be combined with baking finish and to form with the surface coating material of resin, aminoresin, Resins, epoxy and film, and is the metal products with adaptation, glossiness, flexibility, shock resistance, weathering resistance, water tolerance and wet fastness therefore.
Embodiment
According to embodiment the present invention is described below, but the present invention is not limited to by these embodiment.Also have, use level is parts by weight.
1, the preparation of sample
According to the composition of table 1, be made into the various samples of embodiment 1～9 and comparative example 1,2.
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 | Embodiment 9 | Comparative example 1 | Comparative example 2 | ||
| Thermosetting resin | Oil-free polyester resin (* 1) | ????66 | ????64 | ????63 | ????66 | ????63 | ????70 | ????70 | ????70 | ????70 | ????- | ????- |
| The short-oil alkyd (* 2) of oil modification | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????77 | ????- | |
| Baking finish acrylic resin (* 3) | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????- | ????77 | |
| The mixture of bisphenol A-type solid epoxy and dimethylbenzene (* 4) | ????5 | ????5 | ????5 | ????5 | ????5 | ????5 | ????5 | ????5 | ????5 | ????- | ????- | |
| Linking agent | Lower molecular weight methyl ether melmac (* 5) | ????- | ????- | ????- | ????21 | ????21 | ????- | ????13 | ????13 | ????- | ????- | |
| Normal-butyl melmac (* 6) | ????21 | ????21 | ????21 | ????- | ????- | ????13 | ????13 | ????23 | ????23 | |||
| Butylation benzo guanamine resin (* 7) | ????8 | ????9 | ????11 | ????8 | ????11 | ????6 | ????6 | ????- | ?????- | ????- | ????- | |
| The guanamine resin of formaldehyde-butanols modification (* 8) | ????- | ????- | ????- | ????- | ?????- | ????6 | ????6 | ????12 | ????12 | ????- | ????- |
(* 1) trade(brand)name: " Eterkyd 5062-X-70-1 ", Changxing Chemical Industry Co Ltd produce
(* 2) trade(brand)name: " ベ ッ コ ゾ one Le ER-3653-60 ", big Japanese ィ Application キ chemical industrial company produce
(* 3) trade(brand)name: " ァ Network リ テ ッ Network 54-172-60 ", big Japanese ィ Application キ chemical industrial company produce
(* 4) trade(brand)name: " ェ ピ コ one ト 1001 * 50 ", oiling シ ェ Le ェ Port キ シ company produce
(* 5) trade(brand)name: " サ ィ メ Le 303 ", Mitsui サ ィ テ ッ Network company produce
(* 6) trade(brand)name: " ュ one バ Application 20SE60 ", Mitsui サ ィ テ ッ Network company produce
(* 7) trade(brand)name: " Etermino 9411-75 ", Changxing Chemical Industry Co Ltd produce
(* 8) trade(brand)name: " デ ラ ミ Application CTU-100 ", Fuji change into industrial and produce
Also have, the thermosetting resin in the table 1 and the use level of linking agent are represented with solids component weight.And special-purpose thinner (methylethylketone: N-BUTYL ACETATE: methoxyl group butylacetic acid ester: isopropylcarbinol: butyl carbinol: dimethylbenzene: rope and benzene-100 (ソ Le ベ ッ ソ 1)=5: 10: 15: 10: 10: 30: 20 (weight ratios)) be used for the adjustment of dope viscosity, the viscosity of surface coating material is adjusted to 13～15 seconds (Ford cup 4#, 20 ℃).
The making of test coated plate
At the thickness that has passed through chromate treating is on the hot-dip galvanized steel sheet of 0.8mm, at first, with special-purpose thinner viscosity adjustment to 18～20 second (Ford cup 4#, 20 ℃) of the top layer basic coating of record in tabulation 2 and the table 3 down, be coated with, make desciccator diaphragm thickness reach about 20 μ m.Then, toasted 20 minutes, make the starting material blank reach 150 ℃ of top temperatures (still, comparative example 1 is 120 ℃, 20 minutes) after, as surface coating material, press the combination shown in tabulation 2 and the table 3 with the sample of above-mentioned embodiment that makes 1～9 and comparative example 1,2, with the spraying method coating, make desciccator diaphragm thickness reach about 10 μ m.Then, burnt till 30 minutes, make the starting material blank reach 150 ℃ of top temperatures (still, being 120 ℃, 20 minutes), obtain various sample steel plates comparative example 1.
In table 2 and table 3, " DB-1 " employed commodity that are the Da Feng paint company is made are called the white surface coating material of the polyester-melmac class of " ス one パ one コ one ト DB-5201 is white "." DB-2 " employed commodity that are the Da Feng paint company is made are called the white surface coating material of the alkyd-melmac class of " ダ ィ ミ Application is white ".And " DB-3 " employed commodity that are the Da Feng paint company is made are called the white surface coating material of the vinylformic acid-melmac class of " ァ Network リ Application is white ".
Test example 1: the outward appearance that is coated with face
,, estimate by following metewand with visual method the appearance of film of the test coated plate of the various samples that have been coated with embodiment 1～9 and comparative example 1,2.The result is logged in table 2 and the table 3.
Metewand
◎: it is no abnormal to film, good.
*: it is unusual to confirm to have filmed.
Test example 2: pencil hardness
Adopt the pencil test of JIS K-5600-5-4 11.4.20 (1999) regulation,, estimate the hardness of film of the test coated plate of the various samples that have been coated with embodiment 1～9 and comparative example 1,2.The result is logged in table 2 and the table 3.
Test example 3: adaptation
Substrate mesh band method test according to JIS K-5400-5-6 11.4.20 (1999) regulation.At first, on the film coated surface of the test coated plate of the various samples that have been coated with embodiment 1～9 and comparative example 1,2, with shearing knife with 1mm mark at interval intersect vertically in length and breadth to each 11 straight line parallel to each other, make its stroke to matrix, make 100 in the square mesh of 1mm * 1m.On this surface with the driving fit of viscose film self adhesive tape, observation will be when peeling off fast the extent of exfoliation of whole mesh, estimate by following metewand.The result is logged in table 2 and the table 3.
Metewand
◎: the edge of cutting is level and smooth fully, and any grid mesh is also unstripped.
Zero: in the place, point of crossing of cutting, little the peeling off of filming.In the cross cut part, affectedly clearly do not reach 5%.
△: film in the edge perk of cutting, and/or peel off at the place, point of crossing.In the cross cut part, affected clearly above 5%, but do not rise to 15%.
*: film in the edge perk of cutting, take place part or comprehensively peel off more greatly, and/or each position of mesh part takes place or comprehensively peel off.In the cross cut part, affectedly clearly surpass 15% but do not rise to 35%.
Test example 4: shock resistance
Carry out the impact resistance test of Du Pont's formula according to JIS K 5400 regulations.At first, on the test coated plate of the various samples that have been coated with embodiment 1～9 and comparative example 1,2, arrange and to hit core (head diameter=1/2 inch).Heavy burden slide block (500g) is highly dropped down onto from 50cm hit on the core, by following metewand, peel off state evaluation what film.
Metewand
◎: do not peel off.
△ peels off.
Test example 5: draw test
Utilization is added with the rotation of pin of heavy burden and the horizontal motion of sample bench, draws the curve of similar cycloid on coated surface, and vestige that generates by (more than 20) on the sample face and the state of peeling off compare evaluation to hardness of film tack etc.In this test, estimate with heavy burden copper 500g * 10m/m (circular arc).The result is logged in table 2 and the table 3.
Test example 6: drawing test
Carry out drawing test according to JIS K-5400 regulation.At first, with head is that the drift of spherical (20mm φ) is extruded steel ball, until when extrude the inside of the test coated plate that has been coated with embodiment 1～9 and comparative example 1,2 each sample, making films produces and breaks and peel off, and that judges this moment extrudes distance (distance method breaks).The result is logged in table 2 and the table 3.
Test example 7: solvent resistance
Indoor at 20 ℃ the gauze that has soaked into methylethylketone, being coated with on the face of the test coated plate of each sample that has been coated with embodiment 1～9 and comparative example 1,2, loading about 1kg/cm
2Under the condition of load, it is come and gone between about 5cm length, the round number of times before the matrix seen in record.Also have, the test coated plate of round 50 times not being seen matrix is recorded as "＞50 ".The result is logged in table 2 and the table 3.
Test example 8: acid resisting test
The test coated plate of the various samples that have been coated with embodiment 1～9 and comparative example 1,2, in 30 ℃ 5%H
2SO
4Dipping was placed 24 hours in room temperature after 24 hours again in the solution.Use visual method, estimate the film coated surface state of each sample by following metewand.The result is logged in table 2 and the table 3.
Metewand
◎: do not find any variation on the film coated surface.
Zero: find on the film coated surface to have slightly to change.
Test example 9: alkaline resistance test
The test coated plate of each sample that has been coated with embodiment 1～9 and comparative example 1,2, dipping was placed 24 hours in room temperature after 24 hours again in 30 ℃ 5%NaOH solution.Use visual method, estimate the film coated surface state of each sample according to following metewand.The result is logged in table 2 and the table 3.
Metewand
◎: on film coated surface, do not find any variation.
Zero: on film coated surface, find to have slightly to change.
Test example 10: corrosion resistant test
Undertaken the sprayability test of anti-the neutral brine by JIS K-5400-7-1 11.4.20 (1999) regulation.At first,, in the salt spray testing device, keep after 150 hours the test coated plate that has been coated with embodiment 1～9 and comparative example 1,2 each sample, by following metewand, rust that evaluation salt solution causes and the state of filming and expanding, peeling off.The result is logged in table 2 and the table 3.
Metewand
◎: do not get rusty, filming does not change yet.
Zero: do not get rusty, having filmed changes slightly.
Test example 11: stain resistance test
Carry out the stain resistance test according to JIS K-5400 regulation.At first, polluting material (marking pen (red) and the lipstick of JIS S-6037 regulation) attached on the coated surface, was placed 24 hours in room temperature.Then,, use again, use visual method through the in addition wiping lightly of the gauze of washing with alcohol and dried cleaning polluting material gauze wiping, by following metewand, the pollution level of evaluation sample.The result is logged in table 2 and the table 3.
Metewand
◎: do not find that color, glossy change and expansion.
Zero: color, gloss change slightly, but do not find to expand.
△: color, gloss have bigger variation, but do not find to expand.
Test example 12: weathering test
Use and promote climatic cabinet (trade(brand)name: " サ Application シ ヤ ィ Application ゥ ェ ザ オ メ one ", ァ ト ラ ス company makes), the test coated plate that has been coated with embodiment 1～9 and comparative example 1,2 each sample is carried out weathering test in 500 hours, use visual method, estimate the variation of filming of weathering test front and back.The result is logged in table 2 and the table 3.
Metewand
◎: do not find special the variation
Zero: change slightly
△: have significant change
Table 2
| Surface coating material | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | |
| The top layer basic coating | ????DB-1 | ????DB-1 | ????DB-1 | ????DB-1 | ????DB-1 | ????DB-1 | |
| Be coated with the face outward appearance | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
| Pencil hardness | ????2H | ????2H | ????2H | ????3H | ????3H | ????3H | |
| Adaptation | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
| Shock-resistance | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
| Draw test | ??10/10 | ??10/10 | ???10/10 | ???10/10 | ???10/10 | ???10/10 | |
| Drawing test | ????7.0 | ????7.0 | ????7.5 | ????7.0 | ????7.0 | ????7.0 | |
| Solvent resistance | ????＞50 | ????＞50 | ????＞50 | ????＞50 | ????＞50 | ????＞50 | |
| Acid resistance | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
| Alkali resistance | ????○ | ????○ | ????○ | ????◎ | ????○ | ????◎ | |
| Erosion resistance | Not cutting | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ |
| Crosscut is cut | ????○ | ????○ | ????○ | ????◎ | ????○ | ????◎ | |
| Stain resistance | Marking pen (red) | ????○ | ????○ | ????○ | ????◎ | ????○ | ????◎ |
| Lipstick | ????○ | ????○ | ????○ | ????◎ | ????○ | ????◎ | |
| Weathering resistance | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
Table 3
| Surface coating material | Embodiment 7 | Embodiment 8 | Embodiment 9 | Comparative example 1 | Comparative example 2 | |
| The top layer basic coating | ????DB-1 | ????DB-1 | ????DB-1 | ????DB-2 | ????DB-3 | |
| Be coated with the face outward appearance | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
| Pencil hardness | ????3H | ????3H | ????2H | ????2H | ????2H | |
| Adaptation | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
| Shock-resistance | ????◎ | ????◎ | ????◎ | ????△ | ????△ | |
| Draw test | ????10/10 | ????10/10 | ????10/10 | ????10/10 | ????10/10 | |
| Drawing test | ????7.0 | ????7.5 | ????7.5 | ????6.0 | ????6.5 | |
| Solvent resistance | ????＞50 | ????＞50 | ????＞50 | ????＞50 | ????＞50 | |
| Acid resistance | ????◎ | ????◎ | ????◎ | ????○ | ????◎ | |
| Alkali resistance | ????◎ | ????◎ | ????◎ | ????○ | ????○ | |
| Erosion resistance | Not cutting | ????◎ | ????◎ | ????◎ | ????○ | ????○ |
| Crosscut is cut | ????◎ | ????◎ | ????◎ | ????○ | ????○ | |
| Stain resistance | Marking pen (red) | ????◎ | ????◎ | ????◎ | ????△ | ????◎ |
| Lipstick | ????◎ | ????◎ | ????◎ | ????○ | ????◎ | |
| Weathering resistance | ????◎ | ????◎ | ????◎ | ????○ | ????◎ | |
As mentioned above, the paint composition for metal product that the present invention relates to, cooperated as the baking finish resin of 40～90 parts (weight) of necessary composition, the aminoresin of 5～50 parts (weight), the Resins, epoxy of 3～10 parts (weight), various metals such as non-ferrous metal such as aluminium, zinc, lead and stainless steel there is good adaptation, simultaneously, have good physical propertiess such as flexibility, shock resistance, weathering resistance, water tolerance, wet fastness and scuff resistance, and, can form filming of design excellent propertys such as glossiness and aesthetic appearance.
In addition, except top described necessary composition,, the formed adaptation of filming is improved by cooperating 3 parts (weight) following silane coupling agent.By cooperating 3 parts (weight) following UV light absorber, can significantly improve the formed weathering resistance of filming.By cooperating 180 parts (weight) following pigment, can give the design of filming good performance.
Because above-mentioned baking finish resin is in vibrin, Synolac, acrylic resin, the epoxy polyester resin more than one, therefore can form all good the filming of various physical propertiess.
Because above-mentioned aminoresin is melmac and/or guanamine resin, therefore can form all good the filming of various physical propertiess.
Because above-mentioned aminoresin is the mixture of melmac and guanamine resin, the proportioning of guanamine resin and melmac is 1: 1～3 (weight ratios), therefore can improve the weathering resistance and the shock resistance of filming.
Because above-mentioned melmac is the melmac and/or the methyl-etherified melmac of butyl etherization, therefore can improve the weathering resistance of filming.
Because above-mentioned guanamine resin is a benzo guanamine resin with butyl etherization/or the guanamine resin of spiral shell acetal ring is arranged, and therefore can improve weathering resistance, water tolerance, wet fastness and the stain resistance of filming.
Claims (7)
1, a kind of paint composition for metal product is characterized in that, is combined with the Resins, epoxy of 40～90 parts of (weight) baking finish with resin, 5～50 parts of (weight) aminoresin and 3～10 parts (weight).
2, paint composition for metal product as claimed in claim 1 is characterized in that, adds up on the basis of 100 parts (weight) with resin, aminoresin and Resins, epoxy in above-mentioned baking finish, also cooperates in following three kinds of compositions more than one:
The silane coupling agent that (1) 3 part (weight) is following;
The UV light absorber that (2) 3 parts (weight) is following;
The pigment that (3) 180 parts (weight) is following.
3, paint composition for metal product as claimed in claim 1 or 2 is characterized in that, above-mentioned baking finish resin is more than one in vibrin, Synolac, acrylic resin and the epoxy polyester resin.
As any one described paint composition for metal product of claim 1～3, it is characterized in that 4, above-mentioned aminoresin is melmac and/or guanamine resin.
As any one described paint composition for metal product of claim 1～3, it is characterized in that 5, above-mentioned aminoresin is the mixture of melmac and guanamine resin, the proportioning of guanamine resin and melmac is 1: 1～3 (weight ratios).
As claim 4 or 5 described paint composition for metal product, it is characterized in that 6, above-mentioned melmac is the melmac of butyl etherization and/or the melmac of methyl-etherified.
7, as any one described paint composition for metal product of claim 4～6, it is characterized in that, the benzo guanamine resin that above-mentioned guanamine resin is a butyl etherization, and/or have the guanamine resin of spiral shell acetal ring.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001222670 | 2001-07-24 | ||
| JP2001222670A JP2003034774A (en) | 2001-07-24 | 2001-07-24 | Coating composition for metal product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1398934A true CN1398934A (en) | 2003-02-26 |
| CN1204217C CN1204217C (en) | 2005-06-01 |
Family
ID=19056114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01130722 Expired - Fee Related CN1204217C (en) | 2001-07-24 | 2001-08-22 | Paint composition for metal product |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2003034774A (en) |
| CN (1) | CN1204217C (en) |
| TW (1) | TW548319B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101838498A (en) * | 2009-03-16 | 2010-09-22 | 拜耳材料科技(中国)有限公司 | Thermosetting metallic paint and preparation method and application thereof |
| CN102220076A (en) * | 2011-05-09 | 2011-10-19 | 江苏华夏制漆科技有限公司 | Two-in-one quick-drying metalware baking varnish and preparation method thereof |
| CN103937366A (en) * | 2014-03-21 | 2014-07-23 | 安徽蓝柯复合材料有限公司 | Anti-fouling and dustproof automobile coating and preparation method thereof |
| CN104327670A (en) * | 2014-11-05 | 2015-02-04 | 侨健新能源科技（苏州）有限公司 | Impact-resistant cold-resistant anticorrosive paint |
| CN105778738A (en) * | 2016-03-18 | 2016-07-20 | 湖州国信物资有限公司 | Coating composition for golf club head and preparation method thereof |
| CN105860786A (en) * | 2016-04-28 | 2016-08-17 | 安徽开林新材料股份有限公司 | Insulation type quick-drying alkyd-amine baking paint |
| CN106216206A (en) * | 2016-08-31 | 2016-12-14 | 海南红杉科创装饰工程有限公司 | A kind of method at metal deposit surface-coated water paint |
| CN106280913A (en) * | 2015-06-26 | 2017-01-04 | 株式会社Kcc | Nonferrous metal base coating compositions |
| CN107267032A (en) * | 2017-08-16 | 2017-10-20 | 太仓市美航涂料有限公司 | A kind of high rigidity automotive hub baking varnish coating |
| CN107384116A (en) * | 2017-06-28 | 2017-11-24 | 太仓市美航涂料有限公司 | A kind of oiliness wheel hub dedicated liquid baking vanish |
| TWI731335B (en) * | 2019-05-23 | 2021-06-21 | 中國鋼鐵股份有限公司 | Coating with oxidation resistance at high temperature and method for coating surface of carbon steel |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102925039A (en) * | 2012-11-30 | 2013-02-13 | 刘凯 | Stoving varnish and preparation method thereof |
| CN103965728B (en) * | 2013-02-05 | 2016-08-10 | 镇江市万源电子有限公司 | The special hydrophobic coating of aluminum strip |
| CN103204012B (en) * | 2013-02-21 | 2016-06-01 | 上海宁升材料科技有限公司 | The preparation method of a kind of application aluminium with invisible anti-counterfeit mark |
| CN103203309B (en) * | 2013-02-21 | 2014-12-24 | 上海宁升材料科技有限公司 | Method for preparing coating aluminum |
| CN103589305B (en) * | 2013-10-12 | 2016-01-13 | 安徽蓝润自动化仪表有限公司 | A kind of wiring board finish paint and preparation method thereof |
| CN103788791B (en) * | 2014-01-27 | 2017-09-19 | 沈阳派尔化学有限公司 | The composition and preparation method of a kind of high anti-corrosion aluminium alloy high-temperature baking metallic paint of unleaded high durable |
| CN104927613A (en) * | 2015-06-02 | 2015-09-23 | 广西柳州高昭贸易有限公司 | Preparation method for paint for automobile hub renovation |
| CN104927612A (en) * | 2015-06-02 | 2015-09-23 | 广西柳州高昭贸易有限公司 | Preparation technology for paint for automobile hub renovation |
| CN105062321A (en) * | 2015-09-08 | 2015-11-18 | 王际宽 | Aluminum product surface treatment paint and preparation method thereof |
| CN105419529A (en) * | 2016-01-11 | 2016-03-23 | 浙江喜泽荣制漆有限公司 | Aluminum alloy baking paint |
| CN109486372A (en) * | 2018-10-30 | 2019-03-19 | 连云港泽阳装饰材料有限公司 | It is a kind of to dodge golden yellow enamel polyester paint |
| JP7530152B2 (en) | 2020-10-28 | 2024-08-07 | 関西ペイント株式会社 | Coating composition for repairing welded cans |
| CN114891422B (en) * | 2022-06-27 | 2023-06-09 | 清远明宇材料科技有限公司 | Matte metallic flashing coating and preparation method and application thereof |
-
2001
- 2001-07-24 JP JP2001222670A patent/JP2003034774A/en active Pending
- 2001-08-22 CN CN 01130722 patent/CN1204217C/en not_active Expired - Fee Related
- 2001-10-04 TW TW90124596A patent/TW548319B/en not_active IP Right Cessation
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101838498A (en) * | 2009-03-16 | 2010-09-22 | 拜耳材料科技(中国)有限公司 | Thermosetting metallic paint and preparation method and application thereof |
| CN102220076A (en) * | 2011-05-09 | 2011-10-19 | 江苏华夏制漆科技有限公司 | Two-in-one quick-drying metalware baking varnish and preparation method thereof |
| CN103937366A (en) * | 2014-03-21 | 2014-07-23 | 安徽蓝柯复合材料有限公司 | Anti-fouling and dustproof automobile coating and preparation method thereof |
| CN104327670A (en) * | 2014-11-05 | 2015-02-04 | 侨健新能源科技（苏州）有限公司 | Impact-resistant cold-resistant anticorrosive paint |
| CN106280913B (en) * | 2015-06-26 | 2019-05-21 | 株式会社Kcc | Nonferrous metal base coating compositions |
| CN106280913A (en) * | 2015-06-26 | 2017-01-04 | 株式会社Kcc | Nonferrous metal base coating compositions |
| CN105778738A (en) * | 2016-03-18 | 2016-07-20 | 湖州国信物资有限公司 | Coating composition for golf club head and preparation method thereof |
| CN105860786A (en) * | 2016-04-28 | 2016-08-17 | 安徽开林新材料股份有限公司 | Insulation type quick-drying alkyd-amine baking paint |
| CN106216206A (en) * | 2016-08-31 | 2016-12-14 | 海南红杉科创装饰工程有限公司 | A kind of method at metal deposit surface-coated water paint |
| CN106216206B (en) * | 2016-08-31 | 2020-01-10 | 海南红杉科创装饰工程有限公司 | Method for coating water-based paint on surface of metal coating film |
| CN107384116A (en) * | 2017-06-28 | 2017-11-24 | 太仓市美航涂料有限公司 | A kind of oiliness wheel hub dedicated liquid baking vanish |
| CN107267032A (en) * | 2017-08-16 | 2017-10-20 | 太仓市美航涂料有限公司 | A kind of high rigidity automotive hub baking varnish coating |
| TWI731335B (en) * | 2019-05-23 | 2021-06-21 | 中國鋼鐵股份有限公司 | Coating with oxidation resistance at high temperature and method for coating surface of carbon steel |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003034774A (en) | 2003-02-07 |
| TW548319B (en) | 2003-08-21 |
| CN1204217C (en) | 2005-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1204217C (en) | Paint composition for metal product | |
| CN100349994C (en) | Method for formation of coating film and coating composition | |
| CN1071366C (en) | Coating composition, process for preparing the composition, and process for preparing dispersion of inorganic oxide sol | |
| CN1047782C (en) | Thermoset covering compsn. | |
| CN1111187C (en) | Polyester compositions and use thereof in extrusion coating | |
| CN1090650C (en) | Resinous composition for foul releasing coat and coated articles | |
| CN1189505C (en) | Transparent laminate, plastic lens for eyeglass and primer compsn. | |
| CN1276040C (en) | Fireproof coating composition and application thereof | |
| CN1968988A (en) | Polyester resin and thermosetting aqueous coating composition | |
| CN101035874A (en) | Thermosetting powder coating composition | |
| CN1314934A (en) | Coated article | |
| KR101432175B1 (en) | Coating Composition for Manufacturing PCM Color Steel Sheet and Stone-mat Type PCM Color Steel Sheet Using the Same | |
| CN1787882A (en) | Method for forming brilliant coating film and coated article showing metallic effect | |
| CN1151214C (en) | Coating compositions containing non-aqueous dispersed polymer, silane functional acrylic polymer and triazine | |
| CN100339163C (en) | Method for producing composite coating | |
| CN1196756C (en) | Resin compositions for coatings | |
| CN1876742A (en) | Nanometer modified rust-proof top-coat for metal | |
| CN1179006C (en) | Melamine coating compositions | |
| US10077373B2 (en) | Polyvinyl fluoride paint and bi-layered coating and method for manufacturing the same | |
| CN1276957C (en) | Composition for fluororesin powder coating material | |
| CN1077458C (en) | Method for forming paint coating | |
| CN101037565A (en) | Jar coating composition | |
| KR20120089936A (en) | Resin coating compositions and its coated steel sheet with high press formability, and blocking and sticking resistance | |
| CN1768084A (en) | Polymerizable modified particles and methods of using the same | |
| JPH11148047A (en) | Coating composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050601 Termination date: 20120822 |