Patent · US Expired

Optically transparent hydrogels and processes for their production

US6031059A · kind A · utility

33Cited by
11References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1998
Grant dateFeb 29, 2000
Priority date
Expiry dateSep 30, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F230/085
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention provides hydrogels for use in the production of biomedical devices. In particular, the invention provides hydrogels formed from siloxane prepolymers and a hydrophilic monomer, which hydrogels are optically transparent.

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