C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
260/445.1
C07F 7/04 (2006.01) C07F 7/02 (2006.01) C07F 7/18 (2006.01) C11D 1/82 (2006.01)
Patent
CA 1160244
C-7561 LOW-FOAMING ALKOXY-BIS(TRIALKOXYSILOXY)-SILANE SURFACTANTS ABSTRACT Novel surface active agents are disclosed having the formula: Image wherein R is hydrogen, an alkyl, alkenyl, aryl or aralkyl group; each R' is independently selected from the same group as R with the proviso that at least a majority of R' radicals attached to each Si atom are sterically hindered alkyl groups having at least 3 carbon atoms; each R"' independently is selected from hydrogen or methyl; and n is an integer of from about 10 to about 75.
350380
Gavin David F.
Scardera Michael
Arch Chemicals Inc.
Osler Hoskin & Harcourt Llp
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