Patent · US Expired

Low molecular weight polymer process

US4614772A · kind A · utility

3Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 26, 1985
Grant dateSep 30, 1986
Priority date
Expiry dateSep 26, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2810/10
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A process is provided for the production of low molecular weight isobutylene polymer by reacting at a temperature of from about 150.degree. to about 250.degree. C. an isobutylene-conjugated diolefin polymer with an oxygen-containing gas in an extruder.

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