Patent ID: 6271280
Filing Date: 2001-08-07
Classification: C08F,C08G

Abstract:
An intermediate composition comprising ethynylorgano polyorganosiloxanes having the formula(M.sup.1).sub.a (M.sup.2).sub.b (D.sup.1).sub.c (D.sup.2).sub.d (T.sup.1).sub.e (T.sup.2).sub.f Q.sub.g, (I)wherein: ##STR8## ##STR9##each of a, b, c, d, e, f and g is 0 or greater, with the proviso that b+d+f is at least 1;each R.sup.1 is independently a divalent organic radical having no Si--O--C moieties and containing at least one oxygen atom not directly bound to Si or at least one CH.dbd.CH moiety directly bound to Si; andeach R.sup.2 is independently non-halogenated or halogenated alkyl, aryl, alkoxy or aryloxy.