Patent · US Active

Hydrogenation catalyst compositions and their use for hydrogenation of nitrile rubber

US11713361B2 · kind B2 · utility

0Cited by

0References

18Claims

0Family size

Assignee

Arlanxeo Deutschland GmbH · DE

Inventors

Qingchun Liu · Shandong, CN
Zhenli Wei · Kampung Sri Tambak, MY
Nian GAO · Beijing, CN

Key dates

Filing date	Apr 11, 2019
Grant date	Aug 1, 2023
Priority date	—
Expiry date	Mar 26, 2040

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08C19/00
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

This invention relates to novel hydrogenation catalyst compositions obtainable from reacting metal-based complex hydrogenation catalysts with specific co-catalysts and to a process for selectively hydrogenating nitrile rubbers in the presence of such novel hydrogenation catalyst compositions.

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