ES2047363T3 - Envase facilmente abrible y metodo de produccion del mismo. - Google Patents

Envase facilmente abrible y metodo de produccion del mismo.

Info

Publication number
ES2047363T3
ES2047363T3 ES91109655T ES91109655T ES2047363T3 ES 2047363 T3 ES2047363 T3 ES 2047363T3 ES 91109655 T ES91109655 T ES 91109655T ES 91109655 T ES91109655 T ES 91109655T ES 2047363 T3 ES2047363 T3 ES 2047363T3
Authority
ES
Spain
Prior art keywords
internal layer
foundry
sealed
flange
container body
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 - Lifetime
Application number
ES91109655T
Other languages
English (en)
Inventor
Yukio C O Idemitsu Petr Takata
Takeshi C O Idemitsu Shinohara
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.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical Co Ltd
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 Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Application granted granted Critical
Publication of ES2047363T3 publication Critical patent/ES2047363T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered 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
    • B32B7/04Interconnection of layers
    • B32B7/06Interconnection of layers permitting easy separation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D77/00Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/10Container closures formed after filling
    • B65D77/20Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/08Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/18Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D77/00Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/10Container closures formed after filling
    • B65D77/20Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
    • B65D77/2024Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers the cover being welded or adhered to the container
    • B65D77/2028Means for opening the cover other than, or in addition to, a pull tab
    • B65D77/2032Means for opening the cover other than, or in addition to, a pull tab by peeling or tearing the cover from the container
    • B65D77/2036Means for opening the cover other than, or in addition to, a pull tab by peeling or tearing the cover from the container the seal having a stress concentrating portion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D77/00Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/22Details
    • B65D77/30Opening or contents-removing devices added or incorporated during filling or closing of containers
    • B65D77/38Weakened closure seams
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/04Polyethylene
    • B32B2323/043HDPE, i.e. high density polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/04Polyethylene
    • B32B2323/046LDPE, i.e. low density polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/10Polypropylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2331/00Polyvinylesters
    • B32B2331/04Polymers of vinyl acetate, e.g. PVA
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00Containers; Receptacles
    • B32B2439/70Food packaging
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D2577/00Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks, bags
    • B65D2577/10Container closures formed after filling
    • B65D2577/20Container closures formed after filling by applying separate lids or covers
    • B65D2577/2025Multi-layered container, e.g. laminated, coated
    • B65D2577/2033Multi-layered container, e.g. laminated, coated with one or more layers of container being torn off upon initial opening
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D2577/00Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks, bags
    • B65D2577/10Container closures formed after filling
    • B65D2577/20Container closures formed after filling by applying separate lids or covers
    • B65D2577/2066Means on, or attached to, container flange facilitating opening, e.g. non-bonding region, cut-out
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D2577/00Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks, bags
    • B65D2577/10Container closures formed after filling
    • B65D2577/20Container closures formed after filling by applying separate lids or covers
    • B65D2577/2075Lines of weakness or apertures
    • B65D2577/2083Lines of weakness or apertures in container flange
    • 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
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1082Partial cutting bonded sandwich [e.g., grooving or incising]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)
  • Laminated Bodies (AREA)

Abstract

UN CONTENEDOR FACIL DE ABRIR QUE COMPRENDE (A) UN CUERPO CONTENEDOR MULTICAPAS (1) QUE INCLUYE UNA CAPA INTERNA (11) Y OTRA ADYACENTE (12) EN CONTACTO CON LA INTERNA (11), UNA PORCION DE RECESO (8) Y UNA BRIDA (2) Y (B) UN MIEMBRO TAPADERA (3) SELLADO POR FUNDICION (6) A LA CAPA INTERNA (11) DEL CUERPO DEL CONTENEDOR (1) MULTICAPAS EN LA BRIDA (2), DONDE LA CAPA INTERNA (11) Y LA ADYACENTE (12) SE SEPARAN UNA DE LA OTRA Y TIENEN ENTRE ELLAS UNA RESISTENCIA A LA SEPARACION MENOR QUE LA RESISTENCIA ENTRE LA TAPADERA (3) Y LA CAPA INTERNA (11). LA BRIDA (2) TIENE DOS RANURAS CIRCULARES (4, 5) HECHAS EN LA CAPA INTERNA (11), EL CUERPO DEL CONTENEDOR MULTICAPAS (1) Y LA TAPADERA (3) ESTAN SELLADOS POR FUNDICION ENTRE LAS DOS RANURAS CIRCULARES (4, 5), CON LA CONDICION DE QUE UNA PORCION (7) DEL AREA SELLADA POR FUNDICION (6) SE PROYECTE HACIA AFUERA DESDE LA RANURA CIRCULAR EXTERNA (5), Y SE HACE UNA DEPRESION (13) EN LA CAPA INTERNA (11) EN EL BORDE EXTERNO DE LA PORCION PROYECTADA (7) DEL AREASELLADA POR FUNDICION (6) AL PRESIONAR LA CAPA INTERNA (11) A TRAVES DE LA TAPADERA (3). SE ABRE AL SEPARAR LA CAPA INTERNA (11) JUNTAMENTE CON LA TAPADERA (3) DE LA CAPA ADYACENTE DEL CUERPO CONTENEDOR MULTICAPAS ENTRE LAS DOS RANURAS CIRCULARES Y COMIENZA A ROMPER FACILMENTE LA CAPA INTERNA (11) POR LA DEPRESION (13) EN EL BORDE EXTERNO DE LA PORCION PROYECTADA (7) DEL AREA SELLADA POR FUNDICION (6)
ES91109655T 1990-06-15 1991-06-12 Envase facilmente abrible y metodo de produccion del mismo. Expired - Lifetime ES2047363T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2155280A JP2724355B2 (ja) 1990-06-15 1990-06-15 易開封性容器及びその製造方法

Publications (1)

Publication Number Publication Date
ES2047363T3 true ES2047363T3 (es) 1994-02-16

Family

ID=15602451

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91109655T Expired - Lifetime ES2047363T3 (es) 1990-06-15 1991-06-12 Envase facilmente abrible y metodo de produccion del mismo.

Country Status (10)

Country Link
US (2) US5167339A (es)
EP (1) EP0461640B1 (es)
JP (1) JP2724355B2 (es)
KR (1) KR950001847B1 (es)
AU (1) AU630558B2 (es)
CA (1) CA2043405C (es)
DE (1) DE69100874T2 (es)
ES (1) ES2047363T3 (es)
MX (1) MX174059B (es)
NZ (1) NZ238261A (es)

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US6460720B1 (en) 2000-08-03 2002-10-08 Creative Foods, Llc Container with improved lid seal and lid sealing method
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Also Published As

Publication number Publication date
US5167339A (en) 1992-12-01
AU630558B2 (en) 1992-10-29
KR920000589A (ko) 1992-01-29
EP0461640A1 (en) 1991-12-18
CA2043405A1 (en) 1991-12-16
MX174059B (es) 1994-04-18
DE69100874T2 (de) 1994-04-07
JP2724355B2 (ja) 1998-03-09
NZ238261A (en) 1993-08-26
CA2043405C (en) 1995-02-28
US5334272A (en) 1994-08-02
KR950001847B1 (ko) 1995-03-04
DE69100874D1 (de) 1994-02-10
EP0461640B1 (en) 1993-12-29
AU7720791A (en) 1992-01-23
JPH0457760A (ja) 1992-02-25

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