Patent · US Expired

Deprotection of protected functional polymers

US5922810A · kind A · utility

5Cited by
22References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 12, 1996
Grant dateJul 13, 1999
Priority date
Expiry dateJul 12, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2810/40
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for removing a protecting group from a polymer. Protected functional groups of a polymer may be deprotected by treating the polymer in the presence of an acid catalyst, including organic acids, mineral acids, heterogeneous acid systems, Lewis acids, and fluoride ion sources.

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