(19)

(11)

EP 4 204 480 A1

(12)

(43) Date of publication: 05.07.2023 Bulletin 2023/27 (21) Application number: 21862850.1 (22) Date of filing: 27.08.2021

(51) International Patent Classification (IPC):  C08J 3/20(2006.01) C08J 3/03(2006.01) C08J 3/21(2006.01) (52) Cooperative Patent Classification (CPC): C08J 3/226; C08J 2323/12; C08J 2423/08; C08J 2401/02; C08J 2423/26; C08J 2423/12 (86) International application number: PCT/US2021/048017 (87) International publication number: WO 2022/047200 (03.03.2022 Gazette 2022/09)

(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: 31.08.2020 US 202063072308 P (71) Applicant: Interfacial Consultants LLC Prescott, WI 54021-7624 (US)	(72) Inventor: CERNOHOUS, Jeffrey Jacob Hudson, WI 54016-9214 (US) (74) Representative: TLIP Limited  Murgitroyd House 165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)