Patent · US Expired

Enhanced livingness of polymerization using silylated oxyanions

US4736003A · kind A · utility

44Cited by
2References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 1987
Grant dateApr 5, 1988
Priority date—
Expiry dateFeb 27, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F4/42
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Silylated oxyanion catalysts, such as trimethyl silyl 3-chlorobenzoate, provide increased livingness of group transfer polymerization, thereby permitting higher molecular weights and polymerization efficiencies.

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