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(11)

EP 4 288 394 A2

(12)

(88) Date of publication A3: 01.09.2022 (43) Date of publication: 13.12.2023 Bulletin 2023/50 (21) Application number: 22746366.8 (22) Date of filing: 10.01.2022

(51) International Patent Classification (IPC):  C03C 17/06(2006.01) (52) Cooperative Patent Classification (CPC): C03C 17/36; C03C 17/3613; C03C 17/3626; C03C 17/3644; C03C 17/3652; C03C 17/366; C03C 17/3681; C03C 17/3639 (86) International application number: PCT/TR2022/050016 (87) International publication number: WO 2022/164407 (04.08.2022 Gazette 2022/31)

(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: 27.01.2021 TR 202101223 (71) Applicant: Türkiye Sise Ve Cam Fabrikalari Anonim Sirketi 34947 Tuzla/Istanbul (TR)

(72) Inventors: CAKAR, Elcin 16900 Yenisehir/Bursa (TR) ARPAT, Erdem 34947 Tuzla/Istanbul (TR) CIFCI, Esra 16900 Yenisehir/Bursa (TR) SEZGIN, Nagihan 34947 Tuzla/Istanbul (TR) TUNA, Ocal 34947 Tuzla/Istanbul (TR) ER, Utku 34947 Tuzla/Istanbul (TR) (74) Representative: Kaya, Erdem  Erdem Kaya Patent Inc. Konak Mahallesi Kudret Sk. Elitpark Park Sit. Ofisler Apt. No: 12/27 16110 Nilüfer/Bursa 16110 Nilüfer/Bursa (TR)