Coating composition for plastic substrates

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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260 312R, 260 334SB, 260 336SB, 260 338SB, 4273935, 428447, C08L 8306, C08L 3306

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active

042140579

ABSTRACT:
A coating composition comprising (A) a hydrolyzed product obtained from a tetraalkoxysilane, (B) a hydrolyzed product obtained from a silicon compound of the formula, R'Si(OR").sub.3, wherein R' and R" are as defined in the specification, and (C) a poly(vinyl acetate) resin gives excellent physical and chemical properties such as hardness, wear resistance, scratch resistance, etc., to the coated film, when it is coated on shaped articles particularly made from plastics such as methacrylate resins.

REFERENCES:
patent: 2404357 (1946-07-01), Bechtold
patent: 2698314 (1954-12-01), Rust
patent: 3849357 (1974-11-01), Wolf
patent: 3894881 (1975-07-01), Suzuki et al.

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