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Hydrophilic silicone rubber article and process for its preparation

  • US 4,920,184 A
  • Filed: 08/05/1988
  • Issued: 04/24/1990
  • Est. Priority Date: 05/15/1985
  • Status: Expired due to Fees
First Claim
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1. An improved process for hydrophilizing the surface of a molded silicone rubber article in which the silicone rubber at its surface is reacted in a catalyzed equilibration reaction with an organosiloxane, wherein the improvement comprisesusing as the organosiloxane a preformed organosiloxane containing hydroxyalkyl or protected hydroxyalkyl moieties, synthesized by reacting a siloxane containing a Si--H group with an allyloxy compound in the presence of a catalyst.

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