Invention Grant
- Patent Title: Glass roll
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Application No.: US17782743Application Date: 2020-11-11
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Publication No.: US11618241B2Publication Date: 2023-04-04
- Inventor: Hiroki Mori
- Applicant: Nippon Electric Glass Co., Ltd.
- Applicant Address: JP Shiga
- Assignee: Nippon Electric Glass Co., Ltd.
- Current Assignee: Nippon Electric Glass Co., Ltd.
- Current Assignee Address: JP Shiga
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JPJP2019-222280 20191209
- International Application: PCT/JP2020/042033 WO 20201111
- International Announcement: WO2021/117405 WO 20210617
- Main IPC: B32B3/10
- IPC: B32B3/10 ; B32B7/12 ; B32B17/10

Abstract:
A glass roll (1) includes a laminate film (5) taken up into a roll shape, the laminate film including a glass film (2), a protective film (3), and an adhesive layer (4), which is arranged between the glass film (2) and the protective film (3), and is configured to bond the glass film (2) to the protective film (3). A width (A) of the protective film (3) is larger than a width (B) of the glass film (2), and both end portions (3x) of the protective film (3) in a width direction each protrude with respect to the glass film (2). The width (B) of the glass film (2) is larger than a width (C) of the adhesive layer (4), and both end portions (2x) of the glass film (2) in the width direction each protrude with respect to the adhesive layer (4).
Public/Granted literature
- US20230001668A1 GLASS ROLL Public/Granted day:2023-01-05
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