公开(公告)号：US11738534B2

公开(公告)日：2023-08-29

申请号：US16345579

申请日：2017-10-24

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Kazuhito Hosokawa ,  Kota Nakai ,  Toshihiro Kanno

IPC: B32B15/04 ,  B32B17/06 ,  B32B3/14 ,  B32B7/14 ,  B32B17/10 ,  C03B40/033 ,  C03C17/32 ,  C09J201/00

CPC classification number: B32B3/14 ,  B32B7/14 ,  B32B17/10 ,  C03B40/033 ,  C03C17/32 ,  C09J201/00 ,  B32B2250/02 ,  B32B2405/00

Abstract: Provided is a glass film-resin composite which makes it possible to obtain a long-length (e.g., 500 m or more-long) glass roll. The glass film-resin composite comprises a glass film, and a resin tape laminated to at least one surface of the glass film through an adhesive, wherein the width 1 (mm) of the resin tape satisfies the following formula (1).







l
⁢



≡



⁢

a
⁢



E
g

⁢


t
g





E
p

⁢

t
p








(
1
)







(where: a represents a reinforcement coefficient (mm*(μm)1/2) which is 1.10 or more; Eg represents the Young's modulus (GPa) of the glass film; Ep represents the Young's modulus (GPa) of the resin tape; tg represents the thickness (μm) of the glass film; and tp represents the thickness (μm) of the resin tape.)

公开(公告)号：US11691405B2

公开(公告)日：2023-07-04

申请号：US17442824

申请日：2020-02-10

Applicant: NITTO DENKO CORPORATION

Inventor： Junichi Inagaki ,  Takeshi Murashige ,  Keisuke Sato ,  Toshihiro Kanno

IPC: B32B37/12 ,  B32B17/10 ,  B32B7/12 ,  G02F1/1335 ,  B32B38/00 ,  B29C65/48 ,  G02B5/30

CPC classification number: B32B37/12 ,  B32B7/12 ,  B32B17/10 ,  B29C65/4845 ,  B32B2037/1253 ,  B32B2038/0076 ,  B32B2307/42 ,  B32B2307/732 ,  B32B2310/0831 ,  G02B5/305 ,  G02F1/133528

Abstract: Provided is a method of manufacturing a laminated film, the method including laminating a glass film and a resin film via an adhesive layer, by which peeling between the glass film and the resin film is prevented, and hence a laminated film excellent in appearance can be obtained. The method of manufacturing a laminated film of the present invention includes the steps of: laminating a glass film and a resin film via an adhesive to provide a precursor laminate; and curing the adhesive by applying an active energy ray to the precursor laminate, wherein the curing step includes nonuniformly applying the active energy ray in a surface of the precursor laminate.

公开(公告)号：US20220161524A1

公开(公告)日：2022-05-26

申请号：US17598357

申请日：2020-03-11

Applicant: Nitto Denko Corporation

Inventor： Keisuke Sato ,  Takeshi Murashige ,  Junichi Inagaki ,  Atsushi Kishi

IPC: B32B17/10 ,  B32B37/00 ,  B32B37/10 ,  B32B37/12 ,  B32B37/26

Abstract: A method of manufacturing a glass resin laminated body includes a step of sticking a glass film on a resin film via an adhesive layer while holding the glass film and the resin film between a first roller that presses against the resin film and a second roller that is disposed opposite to the first roller and that presses against the glass film. A ratio of an elastic modulus P1 of a surface layer of the first roller to an elastic modulus P2 of the resin film P1/P2 satisfies a relation of 3×10−3≤P1/P2≤1.0.

公开(公告)号：US20210356812A1

公开(公告)日：2021-11-18

申请号：US17273996

申请日：2019-08-27

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Keisuke Sato ,  Akiko Sugino ,  Shoichi Kawamitsu ,  Atsushi Kishi

IPC: G02F1/1335 ,  G02F1/13363

Abstract: An optical film set that can prevent the warping. The optical film set includes: a first optical film arranged on a viewer side of a liquid crystal cell; and a second optical film arranged on a back surface side of the liquid crystal cell, wherein the first optical film includes a first glass film, a first adhesion layer, and a first polarizing plate, which includes a first polarizer and a first protective film, in the stated order, wherein the first glass film has a thickness of from 50 μm to 150 μm, wherein the first protective film has a modulus of elasticity of 1 GPa or more, wherein the first adhesion layer has a thickness of 10 μm or less, wherein the second optical film includes a second polarizing plate including a second polarizer, and wherein the second polarizer has a thickness of from 1 μm to 10 μm.

公开(公告)号：US20210138764A1

公开(公告)日：2021-05-13

申请号：US17045821

申请日：2019-04-17

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Atsushi Kishi ,  Kota Nakai ,  Toshihiro Kanno

IPC: B32B17/10 ,  B32B27/36 ,  B32B7/12 ,  B32B3/08 ,  C09J7/38 ,  C09J7/25

Abstract: Provided is a glass film-resin composite, which prevents the breakage of a glass film and enables the production of an elongated glass film. The glass film-resin composite of the present invention includes: an elongated glass film; and a resin tape arranged on at least one surface of the elongated glass film, wherein the resin tape is linearly arranged at least near each of both ends in a widthwise direction of the elongated glass film in one surface of the elongated glass film, and wherein the resin tape includes an adhesive layer, and the adhesive layer is directly arranged on the elongated glass film.

公开(公告)号：US20190072701A1

公开(公告)日：2019-03-07

申请号：US15743021

申请日：2016-07-12

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Kazuhito Hosokawa

IPC: G02B5/30 ,  H01L51/52 ,  H01L51/50

CPC classification number: G02B5/3083 ,  B32B7/12 ,  B32B17/064 ,  B32B17/10018 ,  B32B23/046 ,  B32B27/08 ,  B32B27/306 ,  B32B27/36 ,  B32B2255/04 ,  B32B2255/10 ,  B32B2255/26 ,  B32B2307/40 ,  B32B2307/732 ,  B32B2329/04 ,  B32B2457/00 ,  B32B2457/20 ,  C09J7/38 ,  G02B5/30 ,  H01L51/50 ,  H01L51/5012 ,  H01L51/5281 ,  H05B33/02

Abstract: Provided is a circularly polarizing plate for an organic EL display apparatus, which has a high barrier function, is extremely thin, and has an excellent antireflection function. The circularly polarizing plate for an organic EL display apparatus of the present invention includes in this order: a polarizer; a retardation layer, which is configured to function as a λ/4 plate; a barrier layer; and a pressure-sensitive adhesive layer, which has a barrier function, in which the barrier layer includes thin glass having a thickness of from 5 μm to 100 μm.

公开(公告)号：US20180207910A1

公开(公告)日：2018-07-26

申请号：US15743726

申请日：2016-07-13

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Kazuhito Hosokawa

IPC: B32B17/10 ,  C03B17/06 ,  B32B7/12

Abstract: Provided is a production method for an optical laminate, which is excellent in production efficiency even through use of a thin glass. The production method for an optical laminate of the present invention includes: a thin glass production step of producing a thin glass having a thickness of 100 μm or less; and a lamination step of laminating an optical film on one surface, or each of both surfaces, of the thin glass, the thin glass production step and the lamination step being performed in an integrated line, the lamination step including bonding the optical film onto the thin glass under a state in which the thin glass is supported.

公开(公告)号：US09724890B2

公开(公告)日：2017-08-08

申请号：US14761099

申请日：2014-01-16

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Seong Jin Ryu ,  Hiroyuki Takemoto

IPC: B32B3/06 ,  B32B3/14 ,  B65G49/06 ,  H01L21/67 ,  B32B17/06 ,  B32B7/12 ,  B32B15/08 ,  B32B15/20 ,  B32B27/06 ,  B32B27/28 ,  B32B27/34 ,  B32B27/36

CPC classification number: B32B3/14 ,  B32B7/12 ,  B32B15/08 ,  B32B15/20 ,  B32B17/064 ,  B32B27/06 ,  B32B27/281 ,  B32B27/34 ,  B32B27/36 ,  B32B27/365 ,  B32B2457/12 ,  B32B2457/20 ,  B65G49/06 ,  H01L21/67132 ,  Y10T428/197

Abstract: There is provided a thin glass elongated body capable of preventing a thin glass from being broken when the thin glass elongated body is subjected to processing or treatment by a roll-to-roll process. A thin glass elongated body of the present invention includes: a main body including an elongated thin glass; and a handling section arranged at each of both ends of the main body in a length direction through intermediation of a connecting portion, the handling section including a tough film, wherein: in the connecting portion, the elongated thin glass and the tough film face each other in the length direction, and a connecting sheet is laminated on both surfaces of each of the elongated thin glass and the tough film; and the elongated thin glass and the tough film are connected to each other through intermediation of the connecting sheet.

公开(公告)号：US12233627B2

公开(公告)日：2025-02-25

申请号：US17291373

申请日：2018-11-08

Applicant: NITTO DENKO CORPORATION

Inventor： Takeshi Murashige ,  Junichi Inagaki ,  Akiko Sugino ,  Atsushi Kishi

IPC: B32B3/10 ,  B32B17/10 ,  G02B1/14 ,  G02B5/30

Abstract: Provided is a thin glass laminate, which is prevented from being broken by bending of a thin glass, and which is excellent in bending durability. The thin glass laminate of the present invention includes a resin film and a thin glass arranged at least on the resin film, wherein the thin glass has a thickness of from 30 μm to 150 μm, and wherein at least part of an end surface of the thin glass is formed of an inclined surface extending downward and outward and/or a curved surface. In one embodiment, at an upper end of the thin glass, at least part of the end surface is formed of the inclined surface extending downward and outward or the curved surface.

公开(公告)号：US11897233B2

公开(公告)日：2024-02-13

申请号：US17598357

申请日：2020-03-11

Applicant: Nitto Denko Corporation

Inventor： Keisuke Sato ,  Takeshi Murashige ,  Junichi Inagaki ,  Atsushi Kishi

IPC: B32B17/10 ,  B32B37/00 ,  B32B37/10 ,  B32B37/12 ,  B32B37/26

CPC classification number: B32B17/10862 ,  B32B17/10 ,  B32B17/10018 ,  B32B37/0007 ,  B32B37/0053 ,  B32B37/10 ,  B32B37/12 ,  B32B37/26 ,  B32B2037/268 ,  B32B2250/05 ,  B32B2307/42 ,  B32B2457/20

Abstract: A method of manufacturing a glass resin laminated body includes a step of sticking a glass film on a resin film via an adhesive layer while holding the glass film and the resin film between a first roller that presses against the resin film and a second roller that is disposed opposite to the first roller and that presses against the glass film. A ratio of an elastic modulus P1 of a surface layer of the first roller to an elastic modulus P2 of the resin film P1/P2 satisfies a relation of 3×10−3≤P1/P2≤1.0.