	US 12,441,847 B2
	Bi-functionalized polysiloxane brush copolymers
Andrea Gutacker, Langenfeld (DE); Ligang Zhao, Duesseldorf (DE); Johann Klein, Duesseldorf (DE); Esteban Mejia, Rostock (DE); and Annika Dietrich, Rostock (DE)
Assigned to Henkel AG & Co. KGaA, Duesseldorf (DE)
Filed by Henkel AG & Co. KGaA, Duesseldorf (DE)
Filed on Dec. 21, 2022, as Appl. No. 18/069,499.
Application 18/069,499 is a continuation of application No. PCT/EP2021/066358, filed on Jun. 17, 2021.
Claims priority of application No. 20183386 (EP), filed on Jul. 1, 2020.
Prior Publication US 2023/0117393 A1, Apr. 20, 2023
Int. Cl. C08G 77/46 (2006.01); A01N 55/00 (2006.01); A01P 1/00 (2006.01); C09D 5/14 (2006.01); C09D 183/12 (2006.01); C09J 183/12 (2006.01); C09K 3/10 (2006.01)

CPC C08G 77/46 (2013.01) [A01N 55/00 (2013.01); A01P 1/00 (2021.08); C09D 5/14 (2013.01); C09D 183/12 (2013.01); C09J 183/12 (2013.01); C09K 3/1018 (2013.01); C09K 2200/0685 (2013.01)]

15 Claims

1. A bi-functionalized polysiloxane brush copolymer, comprising:

at least one hydroxyl-terminated polyalkyleneglycol side chain —[—S—B]; and

at least one onium-functionalized side chain -[T-C],

wherein:

B represents hydroxyl-terminated polyalkyleneglycol side chain;

S is a linker group wherein the moiety Si—C—C— of which said Si is a part of the polysiloxane backbone;

C represents an onium-functionalized side chain;

T is a linker group wherein the moiety of Si-heteroatom-C— of which said Si is a part of the polysiloxane backbone.