Patent · US Expired

Process for the preparation of low molecular weight hydrogenated nitrile rubber

US7585920B2 · kind B2 · utility

6Cited by
1References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 22, 2005
Grant dateSep 8, 2009
Priority date
Expiry dateFeb 22, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08C19/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for the production of hydrogenated nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art in the characterized that the process is carried out in the presence of hydrogen and optionally at least one co-(olefin).

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