Patent · US Active

Diphosphites having an open and a closed 2,4-methylated outer unit

US11560396B2 · kind B2 · utility

0Cited by

1References

7Claims

0Family size

Assignee

Evonik Operations GmbH · DE

Inventors

Robert Franke · Marl, DE
Anna Chiara Sale · Recklinghausen, DE
Alexander Brächer · Haltern am See, DE
Dirk Fridag · Haltern am See, DE
Ana Markovic · Haltern am See, DE
Peter Kucmierczyk · Herne, DE
Johannes Knossalla · Gahlen, DE

Key dates

Filing date	Apr 12, 2022
Grant date	Jan 24, 2023
Priority date	—
Expiry date	Apr 12, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2531/822
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Diphosphites having an open and a closed 2,4-methylated outer unit and use thereof in hydroformylation.

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