Patent · US Active

Diphosphites with an open, 3-methylated outer unit

US11618760B2 · kind B2 · utility

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10Claims

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Assignee

Evonik Operations GmbH · DE

Inventors

Anna Chiara Sale · Recklinghausen, DE
Robert Franke · Marl, 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	Apr 4, 2023
Priority date	—
Expiry date	Apr 12, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07F15/0073
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Diphosphites having an open, 3-methylated outer unit and use thereof in hydroformylation.

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