Patent Number: 8,791,221

Title: Addition-curable metallosiloxane compound

Abstract: Provided is a metallosiloxane compound (A) prepared by reacting a bifunctional silane compound (S1), a monofunctional silane compound (S2), a boron compound (M), and optionally H.sub.2O in a molar ratio of [the silane compound (S1)]:[the silane compound (S2)]:[the boron compound (M)]:[H.sub.2O] of n:m:k:a, where n, m, k, and a satisfy all conditions (i), (ii), and (iii), in which the metallosiloxane compound has at least one Si--H bond or C.sub.2-10 alkenyl group per molecule, and the conditions (i), (ii), and (iii) are expressed as follows: (i) n>0, m>0, k>0, a.gtoreq.0; (ii) m/n.gtoreq.0.5; and (iii) (n+m)/k.gtoreq.1.8.

Inventors: Egawa; Tomoya (Himeji, JP)

Assignee: Daicel Corporation

International Classification: C08G 79/08 (20060101)

Expiration Date: 7/29/12018