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(11)

EP 4 065 610 A1

(12)

(43) Date of publication: 05.10.2022 Bulletin 2022/40 (21) Application number: 20811390.2 (22) Date of filing: 27.11.2020

(51) International Patent Classification (IPC):  C08F 4/651(2006.01) C08F 4/646(2006.01) C08F 110/06(2006.01) C08F 4/649(2006.01) (52) Cooperative Patent Classification (CPC): C08F 110/06   C-Sets: C08F 110/06, C08F 4/651; C08F 110/06, C08F 4/6492; C08F 110/06, C08F 4/6465; C08F 110/06, C08F 2500/12, C08F 2500/15, C08F 2500/35; (86) International application number: PCT/EP2020/083644 (87) International publication number: WO 2021/105373 (03.06.2021 Gazette 2021/22)

(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: 29.11.2019 LU 101504 (71) Applicant: Thai Polyethylene Co., Ltd. 10800 Bangkok (TH)	(72) Inventors: TAMIYAKUL, Sikarin Bangkrabue Singburi, 16000 (TH) WONGMAHASIRIKUN, Phonpimon Phra Khanong Bangkok, 10260 (TH) PHIRIYAWIRUT, Phairat Bangkhuntian Bangkok, 10150 (TH) (74) Representative: Marks & Clerk LLP  15 Fetter Lane London EC4A 1BW London EC4A 1BW (GB)