US 12,391,804 B2
(Poly)thiophene-(poly)siloxane block copolymer and production method thereof
Shoji Fujita, Annaka (JP)
Assigned to SHIN-ETSU CHEMICAL CO., LTD., Tokyo (JP)
Appl. No. 17/915,589
Filed by Shin-Etsu Chemical Co., Ltd., Tokyo (JP)
PCT Filed Mar. 11, 2021, PCT No. PCT/JP2021/009714
§ 371(c)(1), (2) Date Sep. 29, 2022,
PCT Pub. No. WO2021/215134, PCT Pub. Date Oct. 28, 2021.
Claims priority of application No. 2020-075174 (JP), filed on Apr. 21, 2020.
Prior Publication US 2023/0125340 A1, Apr. 27, 2023
Int. Cl. C08G 77/42 (2006.01); C08G 61/12 (2006.01); C08G 77/08 (2006.01); C09D 165/00 (2006.01); C09D 183/10 (2006.01)
CPC C08G 77/42 (2013.01) [C08G 61/126 (2013.01); C08G 77/08 (2013.01); C09D 165/00 (2013.01); C09D 183/10 (2013.01)] 7 Claims
 
1. A (poly)thiophene-(poly)siloxane block copolymer containing a structure represented by the following formula (1):

OG Complex Work Unit Chemistry
wherein each R1 independently represents a hydrogen atom, a halogen atom, a hydroxy group, a hydrocarbon group having 1 to 20 carbon atoms, or an alkoxy group having 1 to 10 carbon atoms, and a bond may be formed between two R1s; each R2 independently represents a hydrocarbon group having 1 to 20 carbon atoms; a is a number of 1 to 1,000; b is a number of 2 to 2,000; c is a number of 1 to 1,000.