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Crosslinkable hydrophilic materials from polymers having pendent Michael donor groups

  • US 7,335,690 B2
  • Filed: 01/25/2005
  • Issued: 02/26/2008
  • Est. Priority Date: 01/25/2005
  • Status: Expired due to Fees
First Claim
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1. A hydrophilic, crosslinkable composition comprisinga first component polymer comprising a plurality of polymerized monomer units derived from an ethylenically unsaturated monomer having pendent hydrophilic groups, and a plurality of polymerized monomer units derived from an ethylenically unsaturated monomer having pendent Michael donor groups;

  • anda crosslinking agent comprising at least two Michael acceptor groups, and optionally a monoacryl component.

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