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EP 4 165 138 A1

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(43) Date of publication: 19.04.2023 Bulletin 2023/16 (21) Application number: 21821892.3 (22) Date of filing: 09.06.2021

(51) International Patent Classification (IPC):  C09D 163/00(2006.01) C09D 7/61(2018.01) C08K 3/32(2006.01) C08K 5/17(2006.01) B32B 15/09(2006.01) C09D 7/63(2018.01) C09K 21/04(2006.01) C08K 3/04(2006.01) B32B 15/082(2006.01) B32B 15/095(2006.01) (52) Cooperative Patent Classification (CPC): C09D 7/61; C09D 7/63; C09D 163/00; B05D 2504/00; B05D 1/30; B05D 2202/10; B05D 2203/35; B05D 1/42; B05D 2601/20; B44C 1/105; C08G 59/686; C08G 59/226; C08G 59/38; C08K 7/24; C08K 7/28; C08K 2003/026; C08K 2003/323; C09D 5/00; B32B 7/12; B32B 15/18; B32B 2255/26; B32B 27/40; B32B 15/095; B32B 2605/00; B32B 27/36; B32B 2307/732; B32B 2255/06; B32B 2307/748; B32B 15/082; B32B 2307/712; B32B 15/09; B32B 27/304   C-Sets: C09D 163/00, C08K 3/22, C08L 63/00; C09D 163/00, C08K 3/32, C08L 63/00, C08K 3/04, C08K 7/28; C09D 163/00, C08L 63/00, C08K 3/02, C08K 7/28; (86) International application number: PCT/IB2021/055078 (87) International publication number: WO 2021/250595 (16.12.2021 Gazette 2021/50)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 10.06.2020 CN 202010526058 (71) Applicant: 3M Innovative Properties Company Saint Paul, Minnesota 55133-3427 (US)	(72) Inventors: DUAN, Casey Shanghai 200336 (CN) TANG, Riel Shanghai 200336 (CN) ZHENG, Peter Shanghai 200336 (CN) SHA, Xiao Min Shanghai 200336 (CN) WANG, Will Shanghai 200336 (CN) WANG, RIck Shanghai 200336 (CN) DENG, Yan Ping Shanghai 200336 (CN) (74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB  Siebertstraße 4 81675 München 81675 München (DE)