Patent · US Expired

Wettable silicone hydrogel compositions and methods for their manufacture

US5352714A · kind A · utility

148Cited by
24References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 1992
Grant dateOct 4, 1994
Priority date
Expiry dateJul 30, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F290/068
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Improved silicone-containing hydrogels are disclosed with enhanced wettability comprising a silicone-containing monomer, hydrophilic monomers, and a relatively non-polar ring-containing monomer able to be converted to a highly polar amino acid upon hydration.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.