JP6770569B2 - バックライト貼付用粘着シートおよびバックライトユニット - Google Patents

バックライト貼付用粘着シートおよびバックライトユニット Download PDF

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Publication number
JP6770569B2
JP6770569B2 JP2018246123A JP2018246123A JP6770569B2 JP 6770569 B2 JP6770569 B2 JP 6770569B2 JP 2018246123 A JP2018246123 A JP 2018246123A JP 2018246123 A JP2018246123 A JP 2018246123A JP 6770569 B2 JP6770569 B2 JP 6770569B2
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JP
Japan
Prior art keywords
pressure
sensitive adhesive
adhesive layer
backlight
meth
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2018246123A
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English (en)
Japanese (ja)
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JP2020105400A (ja
Inventor
洋一 ▲高▼橋
洋一 ▲高▼橋
隆行 荒井
隆行 荒井
翔 小▲鯖▼
翔 小▲鯖▼
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Lintec Corp
Original Assignee
Lintec Corp
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Filing date
Publication date
Application filed by Lintec Corp filed Critical Lintec Corp
Priority to JP2018246123A priority Critical patent/JP6770569B2/ja
Priority to TW108137021A priority patent/TWI819120B/zh
Priority to KR1020190136387A priority patent/KR102674845B1/ko
Priority to CN201911274797.3A priority patent/CN111500226A/zh
Publication of JP2020105400A publication Critical patent/JP2020105400A/ja
Application granted granted Critical
Publication of JP6770569B2 publication Critical patent/JP6770569B2/ja
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C09J133/24—Homopolymers or copolymers of amides or imides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C09J133/04—Homopolymers or copolymers of esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C09J133/04—Homopolymers or copolymers of esters
    • C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09J133/062—Copolymers with monomers not covered by C09J133/06
    • C09J133/064—Copolymers with monomers not covered by C09J133/06 containing anhydride, COOH or COOM groups, with M being metal or onium-cation
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C09J133/04—Homopolymers or copolymers of esters
    • C09J133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/10—Adhesives in the form of films or foils without carriers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [LED]
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Adhesive Tapes (AREA)
  • Liquid Crystal (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Planar Illumination Modules (AREA)
JP2018246123A 2018-12-27 2018-12-27 バックライト貼付用粘着シートおよびバックライトユニット Active JP6770569B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2018246123A JP6770569B2 (ja) 2018-12-27 2018-12-27 バックライト貼付用粘着シートおよびバックライトユニット
TW108137021A TWI819120B (zh) 2018-12-27 2019-10-15 背光貼附用黏著片及背光單元
KR1020190136387A KR102674845B1 (ko) 2018-12-27 2019-10-30 백라이트 유닛
CN201911274797.3A CN111500226A (zh) 2018-12-27 2019-12-12 背光源贴附用粘着片及背光源单元

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018246123A JP6770569B2 (ja) 2018-12-27 2018-12-27 バックライト貼付用粘着シートおよびバックライトユニット

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2020161160A Division JP7105286B2 (ja) 2020-09-25 2020-09-25 表示体

Publications (2)

Publication Number Publication Date
JP2020105400A JP2020105400A (ja) 2020-07-09
JP6770569B2 true JP6770569B2 (ja) 2020-10-14

Family

ID=71450571

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018246123A Active JP6770569B2 (ja) 2018-12-27 2018-12-27 バックライト貼付用粘着シートおよびバックライトユニット

Country Status (4)

Country Link
JP (1) JP6770569B2 (ko)
KR (1) KR102674845B1 (ko)
CN (1) CN111500226A (ko)
TW (1) TWI819120B (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116390846A (zh) * 2020-10-20 2023-07-04 大日本印刷株式会社 面发光装置、显示装置、面发光装置用封装部件片和面发光装置的制造方法
JPWO2023063285A1 (ko) * 2021-10-11 2023-04-20
CN113985657A (zh) * 2021-10-28 2022-01-28 深圳Tcl新技术有限公司 背光模块及其制备方法、显示装置
CN114879412A (zh) * 2022-07-11 2022-08-09 广东中强精英电子科技有限公司 背光模组及显示装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5192682U (ko) 1975-01-22 1976-07-24
JP2007059386A (ja) 2005-07-26 2007-03-08 Cosmo Tec:Kk バックライト構造体及び両面粘着テープシート
JP4228026B2 (ja) * 2007-02-28 2009-02-25 日東電工株式会社 バックライトシステムおよび粘着剤付光学シート
JP4782183B2 (ja) * 2007-02-28 2011-09-28 日東電工株式会社 バックライトシステムおよび粘着剤付光学シート
JP5324114B2 (ja) * 2008-03-27 2013-10-23 リンテック株式会社 発光モジュール用シートの製造方法、発光モジュール用シート
JP2010097070A (ja) * 2008-10-17 2010-04-30 Nitto Denko Corp フラットパネルディスプレイ用透明粘着シート及びフラットパネルディスプレイ
JP5584439B2 (ja) * 2009-07-21 2014-09-03 リンテック株式会社 粘着シートおよび液晶表示装置
JP6324651B2 (ja) * 2011-03-29 2018-05-16 住友化学株式会社 液晶表示装置
JP6378977B2 (ja) * 2014-08-29 2018-08-22 リンテック株式会社 画像表示体
JP6400537B2 (ja) * 2015-08-10 2018-10-03 リンテック株式会社 粘着シートおよび表示体
JP6727786B2 (ja) * 2015-10-16 2020-07-22 リンテック株式会社 粘着シートおよび表示体
JP6895266B2 (ja) * 2017-02-09 2021-06-30 リンテック株式会社 粘着シート
JP7460315B2 (ja) * 2017-03-31 2024-04-02 リンテック株式会社 粘着性組成物、粘着剤および粘着シート

Also Published As

Publication number Publication date
KR102674845B1 (ko) 2024-06-14
TWI819120B (zh) 2023-10-21
KR20200081215A (ko) 2020-07-07
JP2020105400A (ja) 2020-07-09
TW202026378A (zh) 2020-07-16
CN111500226A (zh) 2020-08-07

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