US 11,987,681 B2
Methods of making anion exchange membrane via simultaneous post-functionalization and crosslinking of epoxidized SBS
Chulsung Bae, Cohoes, NY (US); Chang Y. Ryu, Loudonville, NY (US); and Ding Tian, Troy, NY (US)
Assigned to Rensselaer Polytechnic Institute, Troy, NY (US)
Filed by Chulsung Bae, Cohoes, NY (US); Chang Y. Ryu, Loudonville, NY (US); and Ding Tian, Troy, NY (US)
Filed on Apr. 6, 2021, as Appl. No. 17/223,544.
Claims priority of provisional application 63/005,696, filed on Apr. 6, 2020.
Prior Publication US 2021/0309818 A1, Oct. 7, 2021
Int. Cl. C08J 5/22 (2006.01); B01J 41/14 (2006.01); B01J 47/12 (2017.01); C08F 293/00 (2006.01)
CPC C08J 5/2287 (2013.01) [B01J 41/14 (2013.01); B01J 47/12 (2013.01); C08F 293/00 (2013.01); C08J 2309/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A material comprising:
a polymer according to Formula I:

OG Complex Work Unit Chemistry
wherein S1 is an epoxidized polystyrene-block-polybutadiene-block-polystyrene triblock copolymer and G1 includes one or more alkylated substrates,
wherein the S1-S1 linkage is one or more ether linkages,
wherein the one or more alkylated substrates are joined by ether linkages, and
wherein the alkylated substrates include a hydrocarbyl group and one or more ionic groups.