KR950018079A - Silicone crosslinkable acrylic resin with excellent impact resistance, silicone crosslinkable curing composition and paint composition containing the same - Google Patents

Abstract

The present invention relates to a silicone cross-linked acrylic resin having excellent impact resistance, a silicone cross-linked cured composition and a paint composition containing the same, and also excellent in rust resistance, water resistance, chemical resistance, and weather resistance, and can be used for protecting the body and at the same time for decoration. The present invention relates to a multipurpose, multifunctional, room temperature curable resin and a composition containing the same.

Description

Silicone crosslinkable acrylic resin with excellent impact resistance, silicone crosslinkable curing composition and paint composition containing the same

Since this is an open matter, no full text was included.

Claims (17)

20-80 parts by weight of one kind or a mixture of two or more kinds of component A represented by the following general formula (II) with respect to 100 parts by weight of the copolymer, and one or two kinds of component B represented by the following general formula (III) 10-60 parts by weight of the mixture, one or two or more mixtures of component C represented by the following general formula (IV) and 5-40 parts by weight of the mixture of the following general formula (V) The silicone crosslinked acrylic resin represented by the following general formula (I), which is prepared by radical copolymerization of 5-35 parts by weight of the above mixture. In formula (I), R ₁ is hydrogen or a methyl group, R ₂ is an alkyl or aryl group having 1-20 carbon atoms, and R ₃ is an alkyl group, aryl group or alkoxy group, aryloxy group or alkyl having 1-20 carbon atoms. It is a oxy group and an arylloyloxy group, R <_4> is a C1-C20 silicone containing substituent, R <_5> is a silicone oil substituent of a number average molecular weight 100-5,000. In Formula (II), R ₁ and R ₂ are the same as above. In formula (III), R ₁ and R ₃ are the same as above. In said formula (IV), R <_1> is the same as the above and R <_4> is a C1-C20 silicone containing substituent. In Formula (V), R ₁ is as described above, and R ₅ is a silicone oil substituent having a number average molecular weight of 100-5,000. The silicone crosslinkable acrylic resin according to claim 1, wherein R ₄ of Formula (IV) may be represented by the following Formula (VI). In formula (VI), R ₆ , R ₇ are alkyl groups, aryl groups, alkoxy groups, aryloxy groups or halogen elements having 1 to 20 carbon atoms, 1 is an integer of 0 or 1, m is an integer of 0 to 10 N is an integer between 0 and 3. The silicone crosslinkable acrylic resin according to claim 1, wherein R ₅ in Formula (V) may be represented by the following Formula (VII). In formula (i), R2 is an alkyl or aryl group having 1-20 carbon atoms, 1 is 0 or 1, m is an integer from 0 to 10, x is an integer from 1 to 1,000, The component A represented by the general formula (II) is methyl acrylate, methyl, methacrylate, ethyl acrylate, propyl acrylate, isobutyl methacrylate, normal butyl methacrylate, A silicone crosslinkable acrylic resin, characterized in that it is an acrylic monomer such as chlorhexyl acrylate, lauryl methacrylate, phenyl acrylate, paramethylphenyl acrylate or ethoxyethyl acrylate. The component B according to claim 1, wherein the component B represented by the general formula (III) is a vinyl monomer such as styrene, alpha-methylstyrene, ethyl vinyl ether, butyl vinyl ether, vinyl acetate, vinyl butyrate, vinyl benzoate or acrylonitrile. Silicone crosslinked acrylic resin, characterized in that. According to claim 1, Component C represented by the general formula (VI) is Or CH 2 = CHSi (OC 2 H 5) 3. The component D represented by the general formula (V) according to claim 1, wherein the components D-1 and D-2 represented by the following general formulas (VII) and (VII) and the following general formulas (VII) and (XI) Silicone cross-linked acrylic resin, characterized in that the acrylic modified silicone oil monomer synthesized by the substitution reaction of the components D-3 and D-4. Wherein R ₁ is hydrogen or methyl, R ₂ is an alkyl or aryl group of 1-20 carbon atoms, x is an integer from 1 to 1,000, y is 0 or 1, and X is M is an integer between 0 and 10. The silicone crosslinkable acrylic resin according to claim 7, wherein component D-1 represented by the general formula (VIII) is acrylic acid, methacrylic acid, 2-hydroxyethyl or glycidyl methacrylate. 8. The compound D-2 according to claim 7, wherein the component D-2 represented by the general formula (VII) is a carboxylic acid compound such as octanoic acid or versatile acid, and an alcohol compound such as butoxyethanol or butoxyethoxyethanol. Silicone crosslinked acrylic resin, characterized in that. The component D-3 represented by the general formula (VII) is α, ω-diaminopropyl polydimethylsiloxane, α, ω-diaminopropyl polymethylethylsiloxane, α, ω-dlichly A silicone crosslinked acrylic resin, characterized in that diyl polyethylpesiloxane, or α, ω-dicarboxylic acid poly dimethylsiloxane or α, ω-dihydroxy polydiphenylsiloxane. The compound D-4 according to claim 7, wherein the component D-4 represented by the general formula (XI) is α, ω-hydroxyl polydimethylsiloxane, α-glycidyl poly methylethylsiloxane, α-aminopropyl poly dimethylsiloxane, or α -Silicone cross-linked acrylic resin, characterized in that carboxylic acid, poly menylphenyl siloxane. 8. The silicone crosslinkable acrylic resin according to claim 7, wherein the number average molecular weight of component D-3 represented by the general formula (III) or component D-4 represented by the general formula (XI) is 100-5,000. . The silicone crosslinkable acrylic resin according to claim 1, wherein the polymerization is carried out at a temperature in the range of 50-200 ° C. The silicone crosslinkable acrylic resin according to claim 1, wherein the number average molecular weight of the copolymer represented by the general formula (I) is 5,000-150,000. A silicone crosslinkable curing composition, comprising: 15 parts by weight or less of a curing accelerator in 100 parts by weight of a silicone crosslinkable acrylic resin according to any one of claims 1 to 14; 16. The curing accelerator according to claim 15, wherein the curing accelerator is used alone or in combination of amines such as triethylamine, imidazole derivatives and pyridine derivatives, organic acids such as carboxylic acid derivatives, phosphoric acids such as phosphate alkyl esters or metal catalysts. Silicone crosslinking curing composition characterized in that. A coating composition prepared by adding a dispersant, a curing accelerator, a pigment, and other additives to 20 to 80 parts by weight of the silicone crosslinkable acrylic resin according to any one of claims 1 to 14. ※ Note: The disclosure is based on the initial application.