Patent · US Expired

Sulfide-containing polythiols

US7009032B2 · kind B2 · utility

92Cited by
1References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 2003
Grant dateMar 7, 2006
Priority date
Expiry dateMar 24, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G75/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to sulfide-containing polythiols and their methods of preparation. Sulfide-containing polythiols can have a variety of uses and applications. The sulfide-containing polythiols of the present invention can be especially useful in polyurethane compositions for the manufacture of ophthalmic lenses.

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