JPH024108Y2 - - Google Patents

Info

Publication number
JPH024108Y2
JPH024108Y2 JP1985076821U JP7682185U JPH024108Y2 JP H024108 Y2 JPH024108 Y2 JP H024108Y2 JP 1985076821 U JP1985076821 U JP 1985076821U JP 7682185 U JP7682185 U JP 7682185U JP H024108 Y2 JPH024108 Y2 JP H024108Y2
Authority
JP
Japan
Prior art keywords
polyester film
double
sheet material
release layer
sided adhesive
Prior art date
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.)
Expired
Application number
JP1985076821U
Other languages
English (en)
Other versions
JPS61198251U (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1985076821U priority Critical patent/JPH024108Y2/ja
Priority to DE8686302365T priority patent/DE3667764D1/de
Priority to EP86302365A priority patent/EP0202742B1/en
Priority to US06/845,299 priority patent/US4741948A/en
Publication of JPS61198251U publication Critical patent/JPS61198251U/ja
Application granted granted Critical
Publication of JPH024108Y2 publication Critical patent/JPH024108Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/06—Interconnection of layers permitting easy separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31565—Next to polyester [polyethylene terephthalate, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31652—Of asbestos
    • Y10T428/31663—As siloxane, silicone or silane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]
    • Y10T428/31797—Next to addition polymer from unsaturated monomers

Landscapes

  • Laminated Bodies (AREA)
  • Adhesive Tapes (AREA)

Description

【考案の詳細な説明】 〈産業上の利用分野〉 本考案は剥離性シート材の改良に関するもので
ある。
〈先行技術と問題点〉 電子部品に対する接着材として、第５図に示す
ように、剥離性シート４１上に両面粘着シート４
２をラミネートした基材４をトムソン刃５に通過
させ、両面粘着シート４２のみに被接着部品の形
状に一致せる切り目を入れ、次いで、両面粘着シ
ートの不要部分４２１を除去して剥離性シート４
１上に、定形の両面粘着片４２０，４２０……を
一定の間隔で存在させ、これをセパレート用の合
紙６と共に巻取つたものが公知である。
この接着材の使用要領は、第６図に示すように
接着材Ａを連続的に一定速度で引出し、間欠的に
送られてくる被接着部品７に両面粘着片４２０を
転写することにある。
而して、上記剥離性シート４１においては、第
５図に示す工程、第６図に示す工程の何れにおい
ても引張り力を受けるため、当該剥離性シート４
１には相当の引張り強度を付与する必要があり、
従来では、ポリエステルフイルムの片面にシリコ
ーン系剥離層を設けたものを使用している。
しかしながら、ポリエステルは硬度が大であ
り、第５図に示すトムソン刃５による両面粘着シ
ート４２の打抜き時、剥離性シート４１に加わる
打抜き衝撃力が緩和されることなしにポリエステ
ルフイルムとシリコーン系剥離層との界面に作用
するから、シリコーン系剥離層のポリエステルフ
イルムに対する結着力が低下してしまい、第６図
に示す両面粘着シート片を被接着部品７に転写す
る際に、シリコーン系剥離層が両面粘着シート片
に転移して、部品７に転写せる両面粘着シート片
４２０の表面が非接着性になるおそれがある。か
かる状態では、部品の接着が不可能となり、問題
である。
〈考案の目的〉 本考案の目的は、打抜き衝撃力が加わつてもシ
リコーン系剥型層を安定に保持し得る引張り強度
に秀れた剥離性シート材を提供することにある。
〈考案の構成〉 本考案は、剥離性シート材の表面にラミネート
された両面粘着シートを定形の両面粘着片に加工
しこれを被接着部品面に転着する接着材におい
て、前記剥離性シート材がポリエステルフイルム
の少なくとも片面にポリエステルよりもヤンク率
の小さな薄層及び剥離層を順次設けた構成とされ
ていることである。
〈実施例の説明〉 以下、図面により本考案を説明する。
第１図乃至第４図はそれぞれ本考案の実施例を
示している。
第１図乃至第４図において、１はポリエステル
フイルムであり、厚みは通常、20〜60μｍであ
る。２はポリエステルよりもヤング率の小さな薄
層であり、低密度ポリエステルフイルム、エラス
トマーフイルム等を用いることができる。この薄
層の厚みは上記ポリエステルフイルムの厚みより
も薄く、通常10〜30μｍである。この薄層２とポ
リエステルフイルム１との間には、両者の結合力
を増大するためにアンカーコート剤を介在させる
ことが好ましい。３は薄層２上（第２図に示すも
のにおいては、ポリエステルフイルム１上にも設
けてある）に設けたシリコーン系剥離層であり、
その厚みは通常0.1〜3μｍである。このシリコー
ン系剥離層には、軽剥離性（例えば、分子量約
10000のビニル変成ポリジメチルシロキサン系加
熱硬化型剥離剤）または重剥離性（例えば、分子
量約10000のビニル変成ポリジメチルシロキサン
に分子量約5000のシリコーンレジンを30％混合し
たもの）の何れをも使用でき、特に、第２図、第
４図に示す両面剥離型の場合、一方のシリコーン
系剥離層を軽剥離性とし、他方のシリコーン系剥
離層を重剥離性とすることもできる。
〈考案の効果〉 本考案に係る剥離性シート材は、上述した通
り、ポリエステルフイルムを基材に使用している
から、引張強度に秀れている。また、ポリエステ
ルフイルムと剥離層との間に、ポリエステルより
もヤング率の小さな薄層を設けており、剥離層表
面に衝撃力が加わつても、その低ヤング率層の低
応力変形によりその衝撃力をよく吸収できるか
ら、剥離層の基材フイルムに対する結着力の低下
を充分に防止できる。
従つて、本考案によれば、トムソン刃等による
衝撃荷重を受ける工程でも、支障なく使用できる
剥離性シート材を提供できる。
【図面の簡単な説明】
第１図、第２図、第３図並びに第４図はそれぞ
れ本考案の実施例を示す説明図、第５図並びに第
６図はそれぞれ剥離性シート材の使用方法を示す
説明図である。 図において、１はポリエステルフイルム、２は
ヤング率の小さな薄層、３は剥離層である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 剥離性シート材の表面にラミネートされた両面
    粘着シートを定形の両面粘着片に加工しこれを被
    接着部品面に転着する接着材において、前記剥離
    性シート材がポリエステルフイルムの少なくとも
    片面にポリエステルよりもヤンク率の小さな薄層
    及び剥離層を順次設けた構成とされていることを
    特徴とする剥離性シート材。
JP1985076821U 1985-05-23 1985-05-23 Expired JPH024108Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1985076821U JPH024108Y2 (ja) 1985-05-23 1985-05-23
DE8686302365T DE3667764D1 (de) 1985-05-23 1986-03-27 Trennmittelfolie aus einem verbundwerkstoff.
EP86302365A EP0202742B1 (en) 1985-05-23 1986-03-27 Composite release sheet material
US06/845,299 US4741948A (en) 1985-05-23 1986-03-28 Composite release sheet material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985076821U JPH024108Y2 (ja) 1985-05-23 1985-05-23

Publications (2)

Publication Number Publication Date
JPS61198251U JPS61198251U (ja) 1986-12-11
JPH024108Y2 true JPH024108Y2 (ja) 1990-01-31

Family

ID=13616335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985076821U Expired JPH024108Y2 (ja) 1985-05-23 1985-05-23

Country Status (4)

Country Link
US (1) US4741948A (ja)
EP (1) EP0202742B1 (ja)
JP (1) JPH024108Y2 (ja)
DE (1) DE3667764D1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8925785D0 (en) * 1989-11-15 1990-01-04 Ici Plc Multilayer film
WO1992008429A1 (en) * 1990-11-13 1992-05-29 Mobil Oil Corporation Polypropylene sheet material with improved cut resistance
US6644395B1 (en) 1999-11-17 2003-11-11 Parker-Hannifin Corporation Thermal interface material having a zone-coated release linear
JP4508345B2 (ja) * 2000-03-07 2010-07-21 スリーエム イノベイティブ プロパティズ カンパニー 複合基材及び粘着フィルム
US6945312B2 (en) * 2002-12-20 2005-09-20 Saint-Gobain Performance Plastics Corporation Thermal interface material and methods for assembling and operating devices using such material
EP2246187B1 (en) * 2008-02-21 2014-04-09 Mitsubishi Plastics, Inc. Film for production of strong acid polymer sheet
US20110202029A1 (en) * 2010-02-16 2011-08-18 The Procter & Gamble Company Release sheet material
US20110202028A1 (en) * 2010-02-16 2011-08-18 Carlo Toro Release sheet material
CN105102515B (zh) * 2013-02-12 2018-09-25 弗劳恩霍夫应用研究促进协会 具有特殊真空深拉能力的硅氧烷涂覆离型膜

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU564184A1 (ru) * 1974-01-03 1977-07-05 Всесоюзный научно-исследовательский институт горной геомеханики и маркшейдерского дела Многослойный материал дл переносного изображени
US3971866A (en) * 1974-06-07 1976-07-27 Minnesota Mining And Manufacturing Company Thermoformable release liner
US4175156A (en) * 1978-05-19 1979-11-20 Usm Corporation Composite film adhesive
US4234644A (en) * 1979-01-18 1980-11-18 Xonics, Inc. Composite lamination film for electrophoretically toned images
JPS5624475A (en) * 1979-08-06 1981-03-09 Mitsubishi Rayon Co Ltd Laminate structure consisting of resin composition
CH641481A5 (en) * 1979-11-01 1984-02-29 Perlen Papierfabrik Polymer film which is heat-sealable on both sides
US4386135A (en) * 1982-01-11 1983-05-31 Minnesota Mining And Manufacturing Company Stable silicone-coated release liner for pressure-sensitive adhesive sheets
US4521471A (en) * 1982-09-15 1985-06-04 General Electric Company Processes and articles for removing typewriter inks

Also Published As

Publication number Publication date
JPS61198251U (ja) 1986-12-11
EP0202742A3 (en) 1987-05-27
DE3667764D1 (de) 1990-02-01
EP0202742A2 (en) 1986-11-26
EP0202742B1 (en) 1989-12-27
US4741948A (en) 1988-05-03

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