Patent · US Expired

Method for reducing gels in polyolefin

US4341891A · kind A · utility

3Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1980
Grant dateJul 27, 1982
Priority date
Expiry dateDec 29, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F210/16
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An improved process for polymerizing olefins in the presence of a catalyst employing hydrogen for molecular weight control is disclosed wherein the improvement resides in adding additional hydrogen to the polymer slurry produced in the reactor system so as to eliminate or reduce the formation of gels in articles fabricated from the resultant polymer.

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