(19)

(11)

EP 3 720 573 A1

(12)

(43) Date of publication: 14.10.2020 Bulletin 2020/42 (21) Application number: 17829064.9 (22) Date of filing: 05.12.2017

(51) International Patent Classification (IPC):  A62D 3/38(2007.01) C11D 3/12(2006.01) C11D 3/04(2006.01) C11D 11/00(2006.01) (86) International application number: PCT/US2017/064739 (87) International publication number: WO 2019/112571 (13.06.2019 Gazette 2019/24)

(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: MA MD TN (71) Applicant: Battelle Memorial Institute Columbus, OH 43201-2696 (US)	(72) Inventors: LALGUDI, Ramanathan S. Columbus, Ohio 43201-2696 (US) HARRIS, Richard Dayton, Ohio 45414 (US) GANO, Nathan Philip Bexley, Ohio 43209 (US) EDWARDS, Erik W. Gahanna, Ohio 43201-2696 (US) (74) Representative: Haseltine Lake Kempner LLP  Redcliff Quay 120 Redcliff Street Bristol BS1 6HU Bristol BS1 6HU (GB)