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Star polymers having a well-defined siloxane core and multiple polyisobutylene arms and a method for the synthesis thereof

  • US 5,663,245 A
  • Filed: 03/22/1996
  • Issued: 09/02/1997
  • Est. Priority Date: 03/22/1996
  • Status: Expired due to Fees
First Claim
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1. A star polymer comprising:

  • a core component selected from the group consisting of siloxanes containing at least two Si--H groups; and

    a plurality of arms attached to said core component and selected from the group consisting of olefin-terminated polyisobutylenes.

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