(19)

(11)

EP 4 127 075 A1

(12)

(43) Date of publication: 08.02.2023 Bulletin 2023/06 (21) Application number: 21712851.1 (22) Date of filing: 22.03.2021

(51) International Patent Classification (IPC):  C09D 5/14(1968.09) A01N 59/16(1980.01) D06M 11/83(1990.01) (52) Cooperative Patent Classification (CPC): D06M 11/83; D06M 11/79; D06M 11/13; D06M 13/463; D06M 13/507; D06M 15/267; D06M 15/53; D06M 16/00; D06M 23/08; A01N 59/16; C09D 5/14   C-Sets: A01N 59/16, A01N 25/04, A01N 25/28, A01N 25/30; (86) International application number: PCT/EP2021/057255 (87) International publication number: WO 2021/191141 (30.09.2021 Gazette 2021/39)

(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: 26.03.2020 EP 20165963 09.04.2020 DE 102020110027 25.05.2020 EP 20176229 (71) Applicant: HeiQ Materials AG 8952 Schlieren (CH)	(72) Inventors: HEIGHT, Murray J. Newton, VIC 3220 (AU) MEISER, Jens 72336 Balingen (DE) SALATHE, Ralph 79585 Steinen-Endenburg (DE) RASO, Renzo 4143 Dornach (CH) NASSL, Walter 86444 Affing (DE) (74) Representative: Bremi, Tobias Hans  Isler & Pedrazzini AG Giesshübelstrasse 45 Postfach 1772 8027 Zürich 8027 Zürich (CH)