(19)

(11)

EP 4 308 677 A1

(12)

(43) Date of publication: 24.01.2024 Bulletin 2024/04 (21) Application number: 22726880.2 (22) Date of filing: 06.05.2022

(51) International Patent Classification (IPC):  C11D 17/04(2006.01) (52) Cooperative Patent Classification (CPC): C11D 17/042; C11D 17/049 (86) International application number: PCT/US2022/028212 (87) International publication number: WO 2022/236150 (10.11.2022 Gazette 2022/45)

(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: 07.05.2021 US 202163185632 P 05.05.2022 US 202217737946 (71) Applicant: Monosol, LLC Merrillville, IN 46410 (US)	(72) Inventors: KNIGHT, Jonathon, D. Merrillville, IN 46410 (US) BRIDEWELL, Victoria Merrillville, IN 46410 (US) RAMASWAMY, Ramya Merrillville, IN 46410 (US) SLOPEK, Ryan Merrillville, IN 46410 (US) (74) Representative: Taylor, Gail et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)