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EP 3 387 160 A2

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(88) Date of publication A3: 09.11.2017 (43) Date of publication: 17.10.2018 Bulletin 2018/42 (21) Application number: 16871758.5 (22) Date of filing: 29.11.2016

(51) International Patent Classification (IPC):  C22C 49/06(2006.01) B22F 3/11(2006.01) C22C 47/14(2006.01) C22C 49/14(2006.01) C22C 32/00(2006.01) C22C 49/04(2006.01) (86) International application number: PCT/US2016/063935 (87) International publication number: WO 2017/116590 (06.07.2017 Gazette 2017/27)

(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 (30) Priority: 08.12.2015 US 201562264564 P 08.12.2015 US 201562264571 P 30.06.2016 US 201662356610 P 08.08.2016 US 201662372088 P (71) Applicant: 3M Innovative Properties Company Saint Paul, Minnesota 55133-3427 (US)

(72) Inventors: HUGHES, Gareth A. Saint Paul Minnesota 55133-3427 (US) PLOTNIKOV, Elizaveta Y. Saint Paul Minnesota 55133-3427 (US) WILSON, David M. Saint Paul Minnesota 55133-3427 (US) ROSENFLANZ, Anatoly Z. Saint Paul Minnesota 55133-3427 (US) GOETZ, Douglas P. Saint Paul Minnesota 55133-3427 (US) CAMPBELL, Jordan A. La Jolla California 92037 (US) STOLZENBURG, Fabian Saint Paul Minnesota 55133-3427 (US) MCCULLOUGH, Colin Saint Paul Minnesota 55133-3427 (US) QI, Gang Saint Paul Minnesota 55133-3427 (US) WU, Yong K. Saint Paul Minnesota 55133-3427 (US) TANGEMAN, Jean A. Saint Paul Minnesota 55133-3427 (US) ANDERSON, Jason D. Saint Paul Minnesota 55133-3427 (US) SINGH, Sandeep K. Saint Paul Minnesota 55133-3427 (US) (74) Representative: Herzog, Fiesser & Partner Patentanwälte PartG mbB  Isartorplatz 1 80331 München 80331 München (DE)