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Articles with hydrophilic coating

DC
  • US 6,866,936 B2
  • Filed: 05/15/2001
  • Issued: 03/15/2005
  • Est. Priority Date: 02/09/1996
  • Status: Expired due to Fees
First Claim
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1. A coated article, comprising:

  • an article having a surface coated with a hydrophilic coating, said hydrophilic coating comprising;

    a polyacrylate or polymethacrylates polymer matrix, said polyacrylate or polymethacrylate polymer having an equivalent weight of functional moiety in the range of 200 to 1000 g/eq. and forming a three-dimensional network through crosslinking bridges at said functional moiety; and

    a hydrophilic polymer, said hydrophilic polymer associated with the polyacrylate or polymethacrylate polymer matrix, the polyacrylate or polymethacrylate polymer matrix having a crosslink density such that the coating retains slip for up to 24 hours in ambient aqueous medium.

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