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(11)

EP 3 559 188 A1

(12)

(43) Date of publication: 30.10.2019 Bulletin 2019/44 (21) Application number: 17884492.4 (22) Date of filing: 19.12.2017

(51) International Patent Classification (IPC):  C11D 1/83(2006.01) C11D 3/20(2006.01) C11D 17/00(2006.01) C11D 3/10(2006.01) C11D 3/50(2006.01) C11D 3/386(2006.01) (86) International application number: PCT/CN2017/117073 (87) International publication number: WO 2018/113644 (28.06.2018 Gazette 2018/26)

(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 (30) Priority: 22.12.2016 EP 16206451 22.12.2016 EP 16206461 22.12.2016 EP 16206477 22.12.2016 EP 16206480 22.12.2016 EP 16206487 22.12.2016 EP 16206490 22.12.2016 EP 16206498 22.12.2016 EP 16206503 26.05.2017 EP 17172999 26.05.2017 EP 17173000 26.05.2017 EP 17173001 26.05.2017 EP 17173002 26.05.2017 EP 17173004 26.05.2017 EP 17173005 26.05.2017 EP 17173006 26.05.2017 EP 17173007 26.05.2017 EP 17173088 (71) Applicant: The Procter & Gamble Company Cincinnati, OH 45202 (US)

(72) Inventors: TBROOKER, Alan Thomas Newcastle upon Tyne NE12 9TS (GB) LANT, Neil Joseph Newcastle upon Tyne NE12 9TS (GB) SOMERVILLE ROBERTS, Nigel Patrick Newcastle upon Tyne NE12 9TS (GB) SI, Gang Newcastle upon Tyne NE12 9TS (GB) HOWARD, Phillip Jan Newcastle upon Tyne NE12 9TS (GB) PERRIE, Katie Marie Newcastle upon Tyne NE12 9TS (GB) ZHAO, Pu Beijing 101312 (CN) (74) Representative: P&G Patent Belgium UK  N.V. Procter & Gamble Services Company S.A. Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)