Patent · US Active

Process for degrading nitrile rubbers in the presence of catalysts having an increased activity

US9115219B2 · kind B2 · utility

1Cited by

2References

6Claims

0Family size

Assignee

LANXESS Deutschland GmbH · DE

Inventors

Werner Obrecht · Moers, DE
Christopher Ong · Bridge City, US
Julia Maria Jeschko · Blaustein, DE
Oskar Nuyken · Munich, DE

Key dates

Filing date	Nov 1, 2013
Grant date	Aug 25, 2015
Priority date	—
Expiry date	Dec 30, 2033

Classification

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

Abstract

A process of degrading nitrile rubbers comprises subjecting them to a metathesis reaction in the presence of specific catalysts with increased activity.

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