(19)

(11)

EP 4 301 716 A1

(12)

(43) Date of publication: 10.01.2024 Bulletin 2024/02 (21) Application number: 22711584.7 (22) Date of filing: 02.03.2022

(51) International Patent Classification (IPC):  C05C 9/00(2006.01) C05G 3/20(2020.01) C05G 5/30(2020.01) C05D 9/02(2006.01) C05G 3/30(2020.01) C05C 5/04(2006.01) (52) Cooperative Patent Classification (CPC): C05G 3/20; C05G 3/30; C05G 5/30; C05D 9/02; C05C 9/005; C05C 5/04 (86) International application number: PCT/GB2022/050544 (87) International publication number: WO 2022/185049 (09.09.2022 Gazette 2022/36)

(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: 02.03.2021 GB 202102929 (71) Applicant: Yara UK Limited York, YO42 1DN (GB)	(72) Inventors: WARD, Stuart York (GB) HATHWAY, Laura York (GB) (74) Representative: Dummett Copp LLP  25 The Square Martlesham Heath Ipswich IP5 3SL Ipswich IP5 3SL (GB)