C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 83/08 (2006.01) C09D 183/08 (2006.01) C09K 3/18 (2006.01)
Patent
CA 2048941
WATER-REPELLANT COMPOSITION ABSTRACT The present invention relates to a water-repellent composition which can impart a superior water repellency to various types of hard-surface materials such as metals, plastics, and so forth. The water-repellent composition contains an organic solvent-soluble organopolysiloxane resin comprising: (A) CnF2n+1RSiO3/2 units; (B) Image units; and (C) SiO4/2 units; wherein R is an alkylene radical, R1 is an alkyl radical, and n is an integer of from 1 to 10; provided the molar ratio of units (A + B)/C has a value of 0.60 to 2.10.
Harashima Asao
Shindo Shuji
Dow Corning Toray Silicone Company Ltd.
Gowling Lafleur Henderson Llp
Harashima Asao
Shindo Shuji
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