CA945465A - Method of forming a peelable seal between propylene polymer and a carboxylated polypropylene coated surface - Google Patents

Method of forming a peelable seal between propylene polymer and a carboxylated polypropylene coated surface

Info

Publication number
CA945465A
CA945465A CA095,959A CA95959A CA945465A CA 945465 A CA945465 A CA 945465A CA 95959 A CA95959 A CA 95959A CA 945465 A CA945465 A CA 945465A
Authority
CA
Canada
Prior art keywords
forming
coated surface
propylene polymer
peelable seal
polypropylene coated
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
CA095,959A
Other languages
English (en)
Inventor
Henry J. Keinanen
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.)
Continental Can Co Inc
Original Assignee
Continental Can Co Inc
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 Continental Can Co Inc filed Critical Continental Can Co Inc
Priority to CA168,130A priority Critical patent/CA945514A/en
Application granted granted Critical
Publication of CA945465A publication Critical patent/CA945465A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/50—Non-integral frangible members applied to, or inserted in, preformed openings, e.g. tearable strips or plastic plugs
    • B65D17/501—Flexible tape or foil-like material
    • B65D17/502—Flexible tape or foil-like material applied to the external part of the container wall only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/0001—Details
    • B65D2517/001—Action for opening container
    • B65D2517/0013—Action for opening container pull-out tear panel, e.g. by means of a tear-tab
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/0001—Details
    • B65D2517/0058—Other details of container end panel
    • B65D2517/008—Materials of container end panel
    • B65D2517/0082—Coated or laminated metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/50—Non-integral frangible members applied to, or inserted in, a preformed opening
    • B65D2517/5002—Details of flexible tape or foil-like material
    • B65D2517/5024—Material
    • B65D2517/5027—Single layer
    • B65D2517/5029—Single layer and connected to container by local areas of adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/50—Non-integral frangible members applied to, or inserted in, a preformed opening
    • B65D2517/5072—Details of hand grip, tear- or lift-tab
    • B65D2517/5075—Hand grip with finger opening
    • B65D2517/5081—Hand grip with finger opening the hand grip formed as an annular or U-shaped element
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/11—Methods of delaminating, per se; i.e., separating at bonding face
    • Y10T156/1168—Gripping and pulling work apart during delaminating
    • Y10T156/1195—Delaminating from release surface
    • 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
    • Y10T428/21—Circular sheet or circular blank
    • Y10T428/214—End closure
    • 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
    • Y10T428/21—Circular sheet or circular blank
    • Y10T428/215—Seal, gasket, or packing
    • 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.]
    • Y10T428/24025—Superposed movable attached layers or components
    • 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.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
    • Y10T428/24314—Slit or elongated
    • 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]
    • Y10T428/31507—Of polycarbonate
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31928—Ester, halide or nitrile of addition polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Closures For Containers (AREA)
  • Packages (AREA)
  • Containers Opened By Tearing Frangible Portions (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Adhesives Or Adhesive Processes (AREA)
CA095,959A 1970-06-08 1970-10-16 Method of forming a peelable seal between propylene polymer and a carboxylated polypropylene coated surface Expired CA945465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA168,130A CA945514A (en) 1970-06-08 1973-04-04 Easy opening container member having a peelable seal between propylene polymer and a carboxylated polypropylene coated surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4450570A 1970-06-08 1970-06-08

Publications (1)

Publication Number Publication Date
CA945465A true CA945465A (en) 1974-04-16

Family

ID=21932747

Family Applications (1)

Application Number Title Priority Date Filing Date
CA095,959A Expired CA945465A (en) 1970-06-08 1970-10-16 Method of forming a peelable seal between propylene polymer and a carboxylated polypropylene coated surface

Country Status (8)

Country Link
US (1) US3671356A (cg-RX-API-DMAC10.html)
JP (1) JPS5035093B1 (cg-RX-API-DMAC10.html)
CA (1) CA945465A (cg-RX-API-DMAC10.html)
DE (1) DE2114961C3 (cg-RX-API-DMAC10.html)
DK (1) DK131240B (cg-RX-API-DMAC10.html)
FI (1) FI52943C (cg-RX-API-DMAC10.html)
SE (2) SE379366B (cg-RX-API-DMAC10.html)
ZA (1) ZA708345B (cg-RX-API-DMAC10.html)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855026A (en) * 1971-07-14 1974-12-17 Sonoco Products Co Method of manufacturing container end with protective bead
US3861976A (en) * 1971-10-19 1975-01-21 Aluminum Co Of America Laminated container wall
JPS5529115B2 (cg-RX-API-DMAC10.html) * 1972-10-11 1980-08-01
US4064315A (en) * 1974-09-09 1977-12-20 Mobil Oil Corporation Maleic anhydride-modified polymer lager coated with polymeric composition derived from vinylidene chloride
US4065335A (en) * 1975-07-28 1977-12-27 Van Dyk Research Corporation Process for manufacturing a xerographic toner cartridge
US4012270A (en) * 1975-09-25 1977-03-15 The Continental Group Inc. Method of improving the adhesion of propylene polymers to enamel coated metal surfaces
US4232622A (en) * 1979-01-23 1980-11-11 The Continental Group, Inc. Method of making a container closure
JPS5788925A (en) * 1980-11-26 1982-06-03 Toyo Seikan Kaisha Ltd Method for manufacturing easily openable metallic cover
DE3108857A1 (de) * 1981-03-09 1982-09-16 Yoshida Industry Co., Ltd., Tokyo "ungebraucht verschlossene innere verschlusskappe fuer einen behaelter"
CH653929A5 (de) * 1981-05-07 1986-01-31 Alusuisse Verfahren zur herstellung eines dosendeckels mit mindestens einem durch einen aufgesiegelten verschlussstreifen verschlossenen ausgiessloch.
CH653305A5 (de) * 1982-03-05 1985-12-31 Alusuisse Verfahren zum herstellen eines dosendeckels.
CA1222703A (en) * 1983-01-07 1987-06-09 Minnesota Mining And Manufacturing Company Tape closure for a can end
US4537327A (en) * 1984-09-13 1985-08-27 Minnesota Mining And Manufacturing Company Tape closure for a can end
US4774144A (en) * 1986-07-28 1988-09-27 Enron Chemical Company Adhesive blends and composite structures
US4842947A (en) * 1986-07-28 1989-06-27 Quantum Chemical Corporation Adhesive blends and composite structures
US4801037A (en) * 1987-11-30 1989-01-31 Mikasa Sangyo Kabushiki Kaisha Opening/closing device for a mouth of a container and process for making the same
US5110041A (en) * 1990-08-24 1992-05-05 International Paper Company In-line fitment sealing apparatus and method
DK1878666T3 (da) * 2006-07-13 2010-12-13 Impress Metal Packaging Sa Beholderlåg, som er forsynet med en aftrækkelig membran
WO2009029247A2 (en) * 2007-08-24 2009-03-05 Selig Sealing Products, Inc. Multi-purpose covering and method of hygienically covering a container top
CN102849324B (zh) * 2012-07-13 2014-11-05 浙江诚信包装材料有限公司 易拉罐的封口结构及加工工艺

Also Published As

Publication number Publication date
JPS5035093B1 (cg-RX-API-DMAC10.html) 1975-11-13
DK131240C (cg-RX-API-DMAC10.html) 1975-11-17
SE7409478L (sv) 1974-07-22
DE2114961C3 (de) 1979-10-25
SE379366B (cg-RX-API-DMAC10.html) 1975-10-06
US3671356A (en) 1972-06-20
SE396200B (sv) 1977-09-12
DK131240B (da) 1975-06-16
FI52943C (cg-RX-API-DMAC10.html) 1978-01-10
DE2114961B2 (de) 1979-03-08
DE2114961A1 (de) 1971-12-16
ZA708345B (en) 1972-07-26
FI52943B (cg-RX-API-DMAC10.html) 1977-09-30

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