US 11,987,679 B2
Elastic sulfonated styrene diene block copolymers
Chulsung Bae, Cohoes, NY (US)
Assigned to Rensselaer Polytechnic Institute, Troy, NY (US)
Appl. No. 16/770,666
Filed by RENSSELAER POLYTECHNIC INSTITUTE, Troy, NY (US)
PCT Filed Dec. 6, 2018, PCT No. PCT/US2018/064258
§ 371(c)(1), (2) Date Jun. 8, 2020,
PCT Pub. No. WO2019/113322, PCT Pub. Date Jun. 13, 2019.
Claims priority of provisional application 62/595,726, filed on Dec. 7, 2017.
Prior Publication US 2021/0171727 A1, Jun. 10, 2021
Int. Cl. C08J 5/22 (2006.01); C08F 8/04 (2006.01); C08F 8/06 (2006.01); C08F 8/36 (2006.01); C08F 36/06 (2006.01); C08F 36/08 (2006.01); C08K 5/37 (2006.01); C08L 25/08 (2006.01); C08L 53/02 (2006.01); C08L 65/02 (2006.01); C08L 71/12 (2006.01); C08L 81/06 (2006.01); H01M 8/1023 (2016.01); H01M 8/1072 (2016.01); H01M 8/1088 (2016.01); H01M 8/10 (2016.01)
CPC C08J 5/2231 (2013.01) [C08F 8/04 (2013.01); C08F 8/06 (2013.01); C08F 8/36 (2013.01); C08F 36/06 (2013.01); C08F 36/08 (2013.01); C08K 5/37 (2013.01); C08L 25/08 (2013.01); C08L 53/025 (2013.01); C08L 65/02 (2013.01); C08L 71/12 (2013.01); C08L 81/06 (2013.01); H01M 8/1023 (2013.01); H01M 8/1072 (2013.01); H01M 8/1088 (2013.01); C08L 2312/00 (2013.01); H01M 2008/1095 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A proton exchange membrane material comprising:
a polymer including a hard block polymer, a soft block polymer, and one or more hydrophilic functional groups,

OG Complex Work Unit Chemistry
wherein a glass transition temperature of the hard block polymer is higher than a glass transition temperature of the soft block polymer,
wherein the polymer includes the structure according to formula II:

OG Complex Work Unit Chemistry
wherein a is about 10 mol % to about 30 mol % and b is about 70 mol % to about 90 mol %.