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Hydrosilylation catalyst, method for making and use

  • US 4,705,765 A
  • Filed: 03/02/1987
  • Issued: 11/10/1987
  • Est. Priority Date: 12/19/1985
  • Status: Expired due to Term
First Claim
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1. A colloidal hydrosilylation catalyst comprising,(A) the reaction product of(i) a silicon hydride or siloxane hydride, and(ii) a platinum Pt(O) or Pt(II) complex, and(B) 2 to 20 parts by weight of aprotic solvent, per part of (A),where there is utilized in (A), 6 to 50 moles of .tbd.SiH in (i), per mole of Pt in (ii).

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