Patent · US Active

Crosslinked polymeric blended membranes for gas separation

US10272394B2 · kind B2 · utility

0Cited by

1References

23Claims

0Family size

Assignee

SAUDI ARABIAN OIL COMPANY · SA

Inventors

Junyan Yang · 安丰镇, CN
Daniel J. Harrigan · Somerville, US

Key dates

Filing date	Aug 30, 2017
Grant date	Apr 30, 2019
Priority date	—
Expiry date	Aug 30, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10L2290/548
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Methods of making a gas separation membrane, a gas separation membrane, and method of gas separation. The gas separation membrane includes cross-linked poly(ether-b-amide) copolymer, in which the poly(ether-b-amide) copolymer comprise urethane crosslinks which is the reaction product of poly(ether-b-amide) copolymer and diisocyanate polyether according to formula (I):

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