C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
22/190, 402/24
C09D 5/20 (2006.01) B22C 9/00 (2006.01) C07F 7/02 (2006.01) C07F 7/04 (2006.01) C08G 77/28 (2006.01) C09D 183/08 (2006.01)
Patent
CA 1095196
C-4613 ABSTRACT OF THE DISCLOSURE Polymeric alkoxysilanes which comprise a polymer network of the average formula Image wherein each R is an independently selected hydrocarbon or hydrocarbon ether radical, each R' is an independently selected hydrocarbon radical, all of said radicals being free of aliphatic unsaturation, a has a value from 1 to 3; and b has a value from 0.0001 to 1Ø These polymers are made by reacting an alkoxysilane of the formula Image with water and with an organosulfonic acid of the formula R1SO3H. These polymers are useful in zinc- rich paints and in binders for investment castings.
293414
Gowling Lafleur Henderson Llp
Stauffer Chemical Company
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