|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B01D-053/22 B01D-071/64 C08G-073/10|
|미국특허분류(USC)||096/010; 096/004; 096/014; 095/051; 095/054; 095/055|
|§371/§102 date||20120207 (20120207)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 17|
A gas separation membrane comprises aromatic polyimide polymers that comprise a plurality of repeating units of formula (I) wherein X1 and Ar are herein defined.
1. A gas separation membrane comprising aromatic polyimide polymers that comprise a plurality of repeating units of formula: and/or and/or wherein: n is from 1 to 10,000;p is from 10 to 1000 and, for each p, n and m are independently from 1 to 10,000; andz is from 10 to 1000 and, for each z, x and y are independently from 1 to 10,000. 2. The gas separation membrane of claim 1, wherein the aromatic polyimide polymers include at least one repeating unit of formula: 3. The gas separation membrane of claim 1, wherein the membrane has a shape of a cylinde...