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EP 4 143 286 A1

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(43) Date of publication: 08.03.2023 Bulletin 2023/10 (21) Application number: 21717454.9 (22) Date of filing: 12.04.2021

(51) International Patent Classification (IPC):  C11D 1/645(2006.01) C11D 3/39(2006.01) C11D 11/00(2006.01) A01N 37/36(2006.01) C11D 1/44(2006.01) C11D 3/20(2006.01) C11D 3/48(2006.01) A01N 33/12(2006.01) A01N 59/00(2006.01) C11D 1/62(2006.01) (52) Cooperative Patent Classification (CPC): C11D 1/645; C11D 3/2075; C11D 3/3947; C11D 3/48; C11D 11/0017; C11D 1/44; C11D 1/62; C11D 3/2086; A01N 59/00; A01N 33/12; A01N 37/36; A01N 37/14   C-Sets: A01N 33/12, A01N 37/14, A01N 37/36, A01N 59/00; A01N 59/00, A01N 37/14, A01N 37/36; A01N 37/14, A01N 37/36; (86) International application number: PCT/EP2021/059388 (87) International publication number: WO 2021/219351 (04.11.2021 Gazette 2021/44)

(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: 28.04.2020 IN 202021018234 10.06.2020 EP 20179157 (71) Applicants: Unilever IP Holdings B.V. 3013 AL Rotterdam (NL) AL AT BE BG CH CZ DK EE ES FI FR GR HR HU IS LI LT LU LV MC MK NL NO PL PT RO SE SI SK SM  Unilever Global IP Limited Wirral, Merseyside CH62 4ZD (GB) CY DE GB IE IT MT RS TR

(72) Inventors: MEDEPALLI, Srilaxmi,Venkata Bangalore 560 066 (IN) RAJAGOPAL, Ramasubramaniam Bangalore 560 066 (IN) PAUL, Pintu Bangalore 560 066 (IN) MAHAPATRA, Samiran Bangalore 560 066 (IN) SAMPATH KUMAR, Ramya Bangalore 560 066 (IN) SUBRAHMANIAM, Narayanan Bangalore 560 066 (IN) AR, Akash Bangalore 560 066 (IN) (74) Representative: Corsten, Michael Allan  Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)