Patent · US Active

Recycle content (C4)alkanal

US12338211B2 · kind B2 · utility

0Cited by

163References

18Claims

0Family size

Assignee

Eastman Chemical Company · US

Inventors

David Eugene Slivensky · Center Point, US
Kenny Randolph Parker · Afton, US
William Lewis Trapp · Kingsport, US
Daryl Bitting · Longview, US
Michael Gary Polasek · Longview, US
Xianchun Wu · Longview, US

Key dates

Filing date	Jul 29, 2020
Grant date	Jun 24, 2025
Priority date	—
Expiry date	Dec 3, 2041

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P30/20
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A recycle content ethylene is fed to a reactor to make propionaldehyde having recycle content. The recycle ethylene feedstock is derived directly or indirectly from the cracking of recycle content pyrolysis oil. The cracking of the pyrolysis oil can be conducted in a gas furnace or a split furnace.

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