CA2129981A1 - Elastic Film Laminate - Google Patents

Elastic Film Laminate

Info

Publication number
CA2129981A1
CA2129981A1 CA 2129981 CA2129981A CA2129981A1 CA 2129981 A1 CA2129981 A1 CA 2129981A1 CA 2129981 CA2129981 CA 2129981 CA 2129981 A CA2129981 A CA 2129981A CA 2129981 A1 CA2129981 A1 CA 2129981A1
Authority
CA
Canada
Prior art keywords
elastic film
film laminate
elastic
layer
film
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.)
Granted
Application number
CA 2129981
Other languages
French (fr)
Other versions
CA2129981C (en
Inventor
Douglas A. Swenson
Herbert J. Fox
Dennis L. Krueger
Rochelle L. Lockridge
Pamela E. Helmer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Douglas A. Swenson
Herbert J. Fox
Dennis L. Krueger
Rochelle L. Lockridge
Pamela E. Helmer
Minnesota Mining And Manufacturing Company
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 by Douglas A. Swenson, Herbert J. Fox, Dennis L. Krueger, Rochelle L. Lockridge, Pamela E. Helmer, Minnesota Mining And Manufacturing Company filed Critical Douglas A. Swenson
Publication of CA2129981A1 publication Critical patent/CA2129981A1/en
Application granted granted Critical
Publication of CA2129981C publication Critical patent/CA2129981C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

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    • B32B25/00Layered products comprising a layer of natural or synthetic rubber
    • B32B25/04Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B25/08Layered products comprising a layer of natural or synthetic rubber comprising rubber 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
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    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y10T428/24446Wrinkled, creased, crinkled or creped
    • YGENERAL 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
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    • YGENERAL 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
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    • Y10T428/24479Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/2457Parallel ribs and/or grooves
    • YGENERAL 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
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    • Y10T428/24669Aligned or parallel nonplanarities
    • Y10T428/24686Pleats or otherwise parallel adjacent folds
    • YGENERAL 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
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    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24826Spot bonds connect components
    • YGENERAL 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
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    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495Thickness [relative or absolute]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/28Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/28Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2848Three or more layers

Abstract

2129981 9400292 PCTABS00030 An elastic film is provided with non-elastic regions and elastic regions formed from a multi-layer film of an elastomeric layer and a relatively inelastic layer(s).
CA002129981A 1992-06-19 1993-06-14 Elastic film laminate Expired - Fee Related CA2129981C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/901,420 US5376430A (en) 1992-06-19 1992-06-19 Elastic film laminate
US07/901,420 1992-06-19
PCT/US1993/005649 WO1994000292A1 (en) 1992-06-19 1993-06-14 Elastic film laminate

Publications (2)

Publication Number Publication Date
CA2129981A1 true CA2129981A1 (en) 1994-01-06
CA2129981C CA2129981C (en) 1999-10-19

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Family Applications (1)

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CA002129981A Expired - Fee Related CA2129981C (en) 1992-06-19 1993-06-14 Elastic film laminate

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US (3) US5376430A (en)
EP (2) EP0646062B1 (en)
JP (2) JP3267975B2 (en)
KR (1) KR100235519B1 (en)
AU (2) AU669920B2 (en)
BR (1) BR9306297A (en)
CA (1) CA2129981C (en)
DE (2) DE69332833T2 (en)
ES (1) ES2091016T3 (en)
IL (1) IL105744A (en)
MX (1) MX9303520A (en)
WO (1) WO1994000292A1 (en)

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