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(11)

EP 4 126 538 A1

(12)

(43) Date of publication: 08.02.2023 Bulletin 2023/06 (21) Application number: 21722293.4 (22) Date of filing: 02.04.2021

(51) International Patent Classification (IPC):  B32B 7/12(1968.09) B32B 27/16(1968.09) B32B 27/30(1968.09) B32B 27/08(1968.09) B32B 27/18(1968.09) B32B 27/32(1968.09) (52) Cooperative Patent Classification (CPC): B32B 27/32; B32B 27/306; B32B 27/08; B32B 2250/246; B32B 2439/70; B32B 2553/00; B32B 2307/7244; B32B 2307/7246; B32B 2307/72; B32B 7/12; B32B 2250/05; B32B 27/18; B32B 27/327; B32B 2307/31; B32B 2307/412; B32B 2270/00; B32B 2307/516; B32B 27/16; B32B 2439/06; B32B 2439/46; B32B 2307/748; B32B 2264/104; B32B 2264/102 (86) International application number: PCT/IB2021/052770 (87) International publication number: WO 2021/198997 (07.10.2021 Gazette 2021/40)

(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: 03.04.2020 IT 202000007069 (71) Applicant: Termoplast S.r.l. 50050 Gambassi Terme (IT)	(72) Inventors: BARNINI, Salvino 50052 Certaldo FI (IT) BARNINI, Sandro 50052 Certaldo FI (IT) (74) Representative: Schneider, Michael  Schulweg 8/3/8 2340 Mödling 2340 Mödling (AT)