Patent · US Expired

Method for making silicone-poly(arylcarbonate) block copolymers

US4920183A · kind A · utility

11Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1989
Grant dateApr 24, 1990
Priority date
Expiry dateFeb 8, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G77/448
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A method for making silicone-poly(arylcarbonate) block copolymers is provided by intercondensing a hydroxyl-terminated polycarbonate oligomer with a halo-terminated polydiorganosiloxane in the presence of an acid acceptor.

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