Patent · US Active

Process for catalyst deactivation

US10982019B2 · kind B2 · utility

2Cited by

11References

19Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Irfan Saeed · Porvoo, FI
Katri Nikkilä · Espoo, FI
Kalle Kallio · Porvoo, FI

Key dates

Filing date	Jun 22, 2017
Grant date	Apr 20, 2021
Priority date	—
Expiry date	Feb 10, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F2410/05
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A process for the offline deactivation of at least one single site catalyst comprising contacting said catalyst with a deactivating agent selected from an aprotic low molecular weight carbonyl group containing organic compound or an aprotic low molecular weight orthoester or an aprotic low molecular weight acetal compound.

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