Water repellent composition

Details Water repellent composition Water repellent composition

1996-12-09

1997-12-09

Green, Anthony

Compositions: coating or plastic

Coating or plastic compositions

Coating repellent

106244, 106285, 10628713, 10628714, 10628715, 10628716, 524804, 528 12, C09K 318

Patent

active

056955510

ABSTRACT:
A composition is formed by combining water with an organic polymer such as polybutylene or an alkyd resin, and an alkoxysilane of the formula R.sub.n Si(OR').sub.4-n where R is an alkyl radical of 1-10 carbon atoms, an alkenyl radical having 2-8 carbon atoms, phenyl, chloropropyl, or trifluoropropyl, n is 1 or 2, and R' is an alkyl radical having 1-6 carbon atoms. The composition is free of amine or quaternary ammonium functional silanes. It can be emulsified and used to treat a cellulosic or masonry surface to render it water repellent.

REFERENCES:
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patent: 4846886 (1989-07-01), Fey
patent: 4874431 (1989-10-01), Fey
patent: 5051129 (1991-09-01), Cuthbert
patent: 5073195 (1991-12-01), Cuthbert
patent: 5074912 (1991-12-01), Liles
patent: 5110684 (1992-05-01), Cooper
patent: 5205860 (1993-04-01), Narula
patent: 5209775 (1993-05-01), Bank
patent: 5225510 (1993-07-01), Bank
patent: 5300327 (1994-04-01), Stark
patent: 5421866 (1995-06-01), Stark

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