Automotive coating compositions

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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525476, 525479, 525475, 528 32, 528 27, 528 21, 528 23, 528 12, 528 24, 528 26, 526279, C08F 800

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active

050514733

ABSTRACT:
Disclosed is an automotive coating composition comprising (i) a basal resin which is either (a) a copolymer containing a specific polysiloxane macromonomer having two or more functional groups selected from the class consisting of hydroxyl and alkoxy groups per molecule and a number average molecular weight of 400 to 100,000 and an oxirane group-containing vinyl monomer as comonomer units or (b) a mixture of a polymer (I) containing said polysiloxane macromonomer as an essential monomer unit and a polymer (II) containing an oxirane group-containing vinyl monomer as an essential monomer unit and (ii) a chelate compound selected from the class consisting of aluminum chelate compounds, titanium chelate compounds and zirconium chelate compounds.

REFERENCES:
patent: 4895910 (1990-01-01), Isozaki et al.
patent: 4923945 (1990-05-01), Isozaki et al.

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