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(11)

EP 3 983 495 A1

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(43) Date of publication: 20.04.2022 Bulletin 2022/16 (21) Application number: 20823474.0 (22) Date of filing: 15.06.2020

(51) International Patent Classification (IPC):  C09K 3/14(2006.01) C08L 83/08(2006.01) C08G 77/26(2006.01) C09D 183/08(2006.01) C08L 77/00(2006.01) C08G 18/61(2006.01) (52) Cooperative Patent Classification (CPC): C08L 77/00; C08G 18/798; C08G 18/289; C08G 18/3234; C08G 18/809; C08K 2201/009; C09D 175/04; C09K 3/149; C08K 2003/2241; C08K 2201/003   C-Sets: C09D 175/04; (86) International application number: PCT/US2020/037825 (87) International publication number: WO 2020/252490 (17.12.2020 Gazette 2020/51)

(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: 14.06.2019 US 201962861490 P 03.01.2020 US 202016733268 (71) Applicant: The Government of the United States of America, as represented by the Secretary of the Navy Arlington, VA 22203 (US)

(72) Inventor: IEZZI, Erick, B. Mars, PA 16046 (US) (74) Representative: Sach, Greg Robert  Valet Patent Services LLP Siedlungsstrasse 4a 85253 Erdweg 85253 Erdweg (DE)