Patent · US Active

Process for the metathetic degradation of nitrile rubbers

US7662889B2 · kind B2 · utility

7Cited by

10References

37Claims

0Family size

Assignee

LANXESS Deutschland GmbH · DE

Inventors

Werner Obrecht · Moers, DE
Julia Maria Müller · Blaustein, DE
Oskar Nuyken · Munich, DE
Monika Kellner · Birkenfeld, DE

Key dates

Filing date	Aug 28, 2007
Grant date	Feb 16, 2010
Priority date	—
Expiry date	Aug 28, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08C19/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

An improved process for the metathetic degradation of nitrile rubber using catalyst systems comprising the catalyst and also a phosphane or diphosphane is provided.

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