Paint composition, a method of paint finishing and painted...

Details Paint composition, a method of paint finishing and painted... Paint composition, a method of paint finishing and painted...

2011-03-15

2011-03-15

Cheung, William K (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S221000, C525S206000

Reexamination Certificate

active

07906580

ABSTRACT:
Disclosed herein is a paint composition, comprising a hydroxyl group containing resin (A), having a hydroxyl group value of from 200 to 400 mgKOH/g, and comprising in a resin solid fraction less than 25 weight % of structural units based on a lactone compound, a hydroxyl group containing resin (B), having a hydroxyl group value of from 50 to 200 mgKOH/g, and comprising in the resin solid fraction from 25 to 75 weight % of structural units based on a lactone compound, and a crosslinking agent (C) comprising at least one functional group which reacts with hydroxyl groups, wherein the proportions by weight (A)/(B) of the hydroxyl group containing resin (A) and the hydroxyl group containing resin (B), based on the resin solid fraction, are from 90/10 to 10/90.

REFERENCES:
patent: 4005155 (1977-01-01), Sampson et al.
patent: 5171103 (1993-07-01), None
patent: 2002105397 (2002-04-01), None
patent: 2003313493 (2003-11-01), None
International Search Report of PCT/IB2006/002057 dated Nov. 3, 2006.
International Preliminary Report on Patentability for International application No. PCT/IB2006/002057 dated Feb. 5, 2008.

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