发明名称 Sulfur-containing organopolysiloxane waxes and a method for preparing the same
摘要 This invention relates to sulfur containing organopolysiloxane waxes containing (1) at least three mole percent of siloxane units of the formula <IMAGE> (2) at least one mole percent of siloxane units selected from the formulas <IMAGE> and <IMAGE> (3) and from 0 to 96 mole percent of siloxane units have the formula <IMAGE> where R is a monovalent hydrocarbon radical having from 1 to 10 carbon atoms, R1 is an alkyl radical linked to silicon having an average of at least 25 carbon atoms, R2 is a multivalent radical selected from a hydrocarbon radical having from 2 to 10 carbon atoms which is free of aliphatic unsaturation, a hydrocarbon ether or a hydrocarbon thioether, a is an integer of from 0 to 2, b is an integer of 1 or 2, c is an integer of 1 or 2, d is an integer of from 0 to 2, e is an integer of from 0 to 3, and the sum of a+b is 1, 2 or 3, and the sum of c+d is 1, 2 or 3.
申请公布号 US5015717(A) 申请公布日期 1991.05.14
申请号 US19890371132 申请日期 1989.06.26
申请人 WACKER SILICONES CORPORATION 发明人 MARTIN, EUGENE R.;GRISWOLD, ROY M.
分类号 C08G77/28;C08L83/08;C08L83/14 主分类号 C08G77/28
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