KR960706542A - DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE AND METHOD OF MAKING - Google Patents

DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE AND METHOD OF MAKING

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Publication number
KR960706542A
KR960706542A KR1019960703131A KR19960703131A KR960706542A KR 960706542 A KR960706542 A KR 960706542A KR 1019960703131 A KR1019960703131 A KR 1019960703131A KR 19960703131 A KR19960703131 A KR 19960703131A KR 960706542 A KR960706542 A KR 960706542A
Authority
KR
South Korea
Prior art keywords
substrate
composite tape
layer
adhesive
sensitive adhesive
Prior art date
Application number
KR1019960703131A
Other languages
Korean (ko)
Inventor
윌리암 케이. 레오나드
키리트 씨. 모디
리차드 제이. 롤랜도
Original Assignee
테릴 켄트 퀄리
미네소타 마이닝 앤드 매뉴팩츄어링 캄파니
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.)
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Application filed by 테릴 켄트 퀄리, 미네소타 마이닝 앤드 매뉴팩츄어링 캄파니 filed Critical 테릴 켄트 퀄리
Publication of KR960706542A publication Critical patent/KR960706542A/en

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Classifications

    • 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
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/20—Articles comprising two or more components, e.g. co-extruded layers the components being layers one of the layers being a strip, e.g. a partially embedded strip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9165—Electrostatic pinning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/917—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of the flat article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0097—Glues or adhesives, e.g. hot melts or thermofusible adhesives

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Adhesive Tapes (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

본 발명은 2개의 외부 감압성 접착제 층 및 용융 가공을 통해 결합한 기재를 포함하는 단일화된 복합 테이프 구조물에 관한 것이다. 기재 및 2개의 외부 접착제 층중 적어도 하나는 서로 공연신성이 아니다. 본 발명은 용융 가공의 사용을 포함하는 테이프 제조 방법을 또한 개시하고 있다.The present invention relates to a unitary composite tape structure comprising two outer pressure sensitive adhesive layers and a substrate bonded through melt processing. The substrate and at least one of the two outer adhesive layers are not air ductile to each other. The invention also discloses a tape manufacturing method comprising the use of melt processing.

Description

감압성 양면 접착 테이프 및 그의 제조 방법 (DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE AND METHOD OF MAKING)DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE AND METHOD OF MAKING

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 테이프의 한 실시태양의 일부로서 테이프가 형성된 때의 기계 방향에 대해 횡방향의 횡단면도를 나타낸다. 제2도는 본 발명의 테이프의 또다른 실시태양으로서 테이프가 형성될 때의 기계 방향에 대해 횡방향의 횡단면도를 나타낸다. 제3도는 본 발명의 테이프의 제조에 사용된 시스템의 도식적인 다이아그램을 나타낸다.1 shows a cross-sectional view transverse to the machine direction when the tape was formed as part of one embodiment of the tape of the present invention. 2 shows a cross-sectional view transverse to the machine direction when the tape is formed as another embodiment of the tape of the present invention. 3 shows a schematic diagram of the system used to make the tape of the present invention.

Claims (27)

제1 및 제2주표면을 갖는 기재, 상기 제1주표면상의 정상적으로 점착성인 감압성 접착제의 제1층 및 상기 제2주표면상의 정상적으로 점착성인 감압성 접착제의 제2층을 포함하고, 상기 접착제 층 및 상기 기재가 동시에 공압출되고 상기 기재, 상기 접착제의 제1층 및 상기 접착제의 제2층중 하나가 비-공연신성인 복합 테이프.A base material having first and second major surfaces, a first layer of normally adhesive pressure-sensitive adhesive on the first major surface, and a second layer of normally adhesive pressure-sensitive adhesive on the second major surface; The composite tape wherein the layer and the substrate are coextruded simultaneously and one of the substrate, the first layer of adhesive and the second layer of adhesive is non-conductible. 제1항에 있어서, 상기 접착제 층 및 기재가 상기 단일화된 구조물에서 필수적으로 영구 결합되는 복합 테이프.The composite tape of claim 1, wherein the adhesive layer and the substrate are essentially permanently bonded in the unitary structure. 제1항에 있어서, 상기 감압성 접착제 층이 랜덤 공중합체 접착제, 블록 공중합체 접착제 및 천연 고무 접착제로 구성되는 그룹중에서 선택되는 복합 테이프.The composite tape of claim 1, wherein the pressure sensitive adhesive layer is selected from the group consisting of random copolymer adhesives, block copolymer adhesives, and natural rubber adhesives. 제1항에 있어서, 상기 구조물이 닙을 통과하기 전에 냉각되는 복합 테이프.The composite tape of claim 1, wherein the structure is cooled before passing through the nip. 제1항에 있어서, 상기 제1 및 제2접착제 층의 조성물이 실질적으로 동일한 복합 테이프.The composite tape of claim 1, wherein the compositions of the first and second adhesive layers are substantially the same. 제1항에 있어서, 상기 제1 및 제2접착제 층의 조성물이 실질적으로 동일하지 않은 복합 테이프.The composite tape of claim 1, wherein the compositions of the first and second adhesive layers are not substantially identical. 제1항에 있어서, 상기 기재가 불연속성인 복합 테이프.The composite tape of claim 1, wherein the substrate is discontinuous. 제7항에 있어서, 상기 접착제 층중 하나가 불연속성인 복합 테이프.8. The composite tape of claim 7, wherein one of the adhesive layers is discontinuous. 제1항에 있어서, 상기 기재와 하나 이상의 접착제 층 사이에서 중간층을 더욱 포함하는 복합 테이프.The composite tape of claim 1, further comprising an intermediate layer between the substrate and one or more adhesive layers. 제1항에 있어서, 상기 기재가 발포 물질인 복합 테이프.The composite tape of claim 1, wherein the substrate is a foamed material. 제1항에 있어서, 상기 기재가 동종중합체, 공중합체 또는 중합체의 블렌드를 포함하는 복합 테이프.The composite tape of claim 1, wherein the substrate comprises a homopolymer, copolymer or blend of polymers. 제1항에 있어서, 상기 기재가 15마이크로미터 미만의 두께를 갖는 복합 테이프.The composite tape of claim 1, wherein the substrate has a thickness of less than 15 micrometers. 제12항에 있어서, 상기 기재가 8마이크로미터 이상의 두께를 갖는 복합 테이프.The composite tape of claim 12, wherein the substrate has a thickness of at least 8 micrometers. 제1항에 있어서, 상기 접착제 층의 적어도 하나가 경화된 복합 테이프.The composite tape of claim 1, wherein at least one of the adhesive layers is cured. 하기 (a) 내지 (d)의 단계를 포함하는 감압성 접착제 테이프의 제조 방법 : (a) 감압성 접착제 조성물의 제1 및 제2용융 스트림을 제공하는 단계; (b) 기재-형성 물질의 용융 스트림을 제공하는 단계; (c) 상기 스트림을 조합하여 감압성 접착제 조성물의 제1층, 기재-형성 물질 층 및 감압성 접착제 조성물의 제2층을 상기 순서대로 갖는 하나의 단일화된 용융 구조물로 형성하는 단계(여기서, 기재 및 접착제 조성물 층중 적어도 하나는 공연신성이 아니다); 및 (d) 상기 용융 구조물을 냉각시키는 단계.A method of making a pressure sensitive adhesive tape comprising the steps of (a) to (d): (a) providing first and second melt streams of a pressure sensitive adhesive composition; (b) providing a melt stream of substrate-forming material; (c) combining the stream to form a single unified melt structure having the first layer of the pressure sensitive adhesive composition, the substrate-forming material layer and the second layer of the pressure sensitive adhesive composition in the above order, wherein the substrate And at least one of the adhesive composition layers is not air ductile; And (d) cooling the molten structure. 제16항에 있어서, 단계 (c)가 상기 스트림을 압출 다이 유출구로 전달하고, 상기 스트림을 그 주변에서 결합하여 상기 단일화된 용융 구조물을 형성시키는 것을 포함하는 방법.17. The method of claim 16, wherein step (c) comprises delivering the stream to an extrusion die outlet and combining the stream around to form the unitary melt structure. 제15항에 있어서, 고체 캐리어상에 상기 단일화된 용융 구조물을 침착시키는 것을 더욱 포함하는 방법.The method of claim 15, further comprising depositing the unitary melt structure on a solid carrier. 제17항에 있어서, 상기 캐리어가 임의의 상기 용융 스트림의 용융 온도 미만의 온도에서 유지되는 방법.18. The method of claim 17, wherein the carrier is maintained at a temperature below the melting temperature of any of the melt streams. 제17항에 있어서, 상기 캐리어가 굴곡성 이형 라이너를 포함하는 방법.The method of claim 17, wherein the carrier comprises a flexible release liner. 제19항에 있어서, 상기 냉각된 구조물을 상기 이형 라이너를 가지고 롤 형태로 감싸는 방법.20. The method of claim 19, wherein the cooled structure is wrapped in a roll form with the release liner. 제19항에 있어서, (e) 상기 용융 구조물을 냉각시킨 후 상기 이형 라이너를 제거하는 단계를 더욱 포함하는 방법.20. The method of claim 19, further comprising (e) removing the release liner after cooling the molten structure. 제15항에 있어서, 상기 기재가 불연속성인 방법.The method of claim 15, wherein the substrate is discontinuous. 제15항에 있어서, 하나 이상의 상기 접착제 층이 불연속성인 방법.The method of claim 15, wherein at least one of the adhesive layers is discontinuous. 제15항에 있어서, 상기 냉각된 구조물을 롤 형태로 감싸는 것을 더욱 포함하는 방법.The method of claim 15 further comprising wrapping the cooled structure in roll form. 제15항에 있어서, 상기 제1 및 제2감압성 접착제 층이 고체화된 이후 다른 실온에서 접착성을 나타내는 방법.16. The method of claim 15, wherein the first and second pressure sensitive adhesive layers exhibit adhesion at different room temperature after solidifying. 제15항에 있어서, 하나 이상의 상기 접착제 층을 가교결합시키는 추가의 단계를 포함하는 방법.The method of claim 15 comprising the further step of crosslinking at least one said adhesive layer. 제15항에 있어서, 상기 냉각된 구조물을 슬리팅(slitting)시키는 것을 더욱 포함하는 방법.The method of claim 15, further comprising slitting the cooled structure. ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019960703131A 1993-12-14 1994-11-01 DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE AND METHOD OF MAKING KR960706542A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16654993A 1993-12-14 1993-12-14
US08/166,549 1993-12-14
PCT/US1994/010515 WO1995016754A1 (en) 1993-12-14 1994-11-01 Double-sided pressure-sensitive adhesive tape and method of making

Publications (1)

Publication Number Publication Date
KR960706542A true KR960706542A (en) 1996-12-09

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EP (1) EP0734425A1 (en)
JP (1) JP4290759B2 (en)
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WO (1) WO1995016754A1 (en)

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CN114902087A (en) 2020-01-16 2022-08-12 3M创新有限公司 Composite cooling film comprising a reflective non-porous organic polymer layer and a UV protective layer

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CA2116679C (en) * 1991-10-01 2003-11-04 David B. Herridge Coextruded pressure-sensitive adhesive tape and method of making

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