ZA859537B - Oriented films from propylene copolymers and unplasticized saran - Google Patents

Oriented films from propylene copolymers and unplasticized saran

Info

Publication number
ZA859537B
ZA859537B ZA859537A ZA859537A ZA859537B ZA 859537 B ZA859537 B ZA 859537B ZA 859537 A ZA859537 A ZA 859537A ZA 859537 A ZA859537 A ZA 859537A ZA 859537 B ZA859537 B ZA 859537B
Authority
ZA
South Africa
Prior art keywords
propylene copolymers
oriented films
unplasticized
saran
unplasticized saran
Prior art date
Application number
ZA859537A
Other languages
English (en)
Inventor
Henry George Schirmer
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of ZA859537B publication Critical patent/ZA859537B/xx

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
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/185—Articles comprising two or more components, e.g. co-extruded layers the components being layers comprising six or more components, i.e. each component being counted once for each time it is present, e.g. in a layer
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • 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
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • 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
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • 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
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • 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
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/734—Dimensional stability
    • B32B2307/736—Shrinkable
    • 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
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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
    • Y10T428/24975—No layer or component greater than 5 mils thick
    • 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
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813—Heat or solvent activated or sealable
    • Y10T428/2817—Heat sealable
    • Y10T428/2826—Synthetic resin or polymer
    • 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
    • Y10T428/31913—Monoolefin polymer
    • 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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Laminated Bodies (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Wrappers (AREA)
ZA859537A 1985-01-30 1985-12-12 Oriented films from propylene copolymers and unplasticized saran ZA859537B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/696,287 US4608302A (en) 1985-01-30 1985-01-30 Oriented films from propylene copolymers and unplasticized saran

Publications (1)

Publication Number Publication Date
ZA859537B true ZA859537B (en) 1986-08-27

Family

ID=24796446

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA859537A ZA859537B (en) 1985-01-30 1985-12-12 Oriented films from propylene copolymers and unplasticized saran

Country Status (7)

Country Link
US (1) US4608302A (xx)
JP (1) JPH0725153B2 (xx)
AU (1) AU586999B2 (xx)
BR (1) BR8600321A (xx)
CA (1) CA1284707C (xx)
NZ (1) NZ214460A (xx)
ZA (1) ZA859537B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4729926A (en) * 1986-05-16 1988-03-08 W. R. Grace & Co., Cryovac Div. Packaging material for long-term storage of shelf stable food products and method of making same
US4978579A (en) * 1989-05-11 1990-12-18 Baxter International Inc. Multi-layer film structures for providing two webs of film
US5030511A (en) * 1989-06-09 1991-07-09 W. R. Grace & Co.-Conn. Extruded vinylidene chloride copolymer flexible packaging film
US5147594A (en) * 1989-06-09 1992-09-15 W. R. Grace & Co.-Conn. Extruding vinylidene chloride copolymer flexible packaging film
US5093194A (en) * 1989-11-01 1992-03-03 Mobil Oil Corporation Oriented multilayer heat sealable packaging film
EP0510213B1 (en) * 1990-11-14 1999-02-03 Asahi Kasei Kogyo Kabushiki Kaisha Multilayered stretchable shrink film
US5298326A (en) * 1992-03-27 1994-03-29 W. R. Grace & Co.-Conn. Cook in film with improved seal strength and optics
US6221410B1 (en) 1992-09-25 2001-04-24 Cryovac, Inc. Backseamed casing and packaged product incorporating same
US20070014897A1 (en) * 1992-06-05 2007-01-18 Ramesh Ram K Backseamed casing and packaged product incorporating same
NZ248765A (en) * 1992-09-25 1996-08-27 Grace W R & Co Heat-shrinkable multilayer film; heat-sealing layer has 50-95 wt% propylene-based copolymer and 5-50 wt% of a homogeneous ethylene alpha-olefin copolymer
US6322883B1 (en) 1994-07-15 2001-11-27 Exxonmobil Oil Corporation Uniaxially shrinkable biaxially oriented polypropylene film with HDPE skin
ES2201206T3 (es) * 1995-10-06 2004-03-16 Cryovac, Inc. Envoltura cosida posteriormente y producto empaquetado que incorpora la misma.
US5840355A (en) * 1996-10-31 1998-11-24 The King Group, Inc. Flower arrangement including a confectionery product and a greeting card
US6245368B1 (en) * 1998-03-20 2001-06-12 Made-Rite Sandwich Company Of Chattanooga, Inc. Pre-assembled sandwich bulk packaging and method of sale
US6093431A (en) * 1998-03-20 2000-07-25 Made-Rite Sandwich Company Of Chattanooga, Inc. Pre-cooked sandwich packaging and method of reheated sale
JP2002370320A (ja) * 2001-06-18 2002-12-24 Daicel Chem Ind Ltd パン包装用積層フィルム及びその製造方法並びにパン包装袋
US7919738B2 (en) 2006-03-14 2011-04-05 Pliant, Llc Freezable/microwaveable packaging films
US7812293B2 (en) 2006-03-14 2010-10-12 Pliant Corporation Freezable/microwavable packaging films and venting packages
US9403347B2 (en) 2011-12-15 2016-08-02 Berry Plastics Corporation Peelable closure for container

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808304A (en) * 1964-03-18 1974-04-30 Grace W R & Co Oriented blends of polypropylene and polybutene-1
US3524795A (en) * 1965-07-01 1970-08-18 Dow Chemical Co Packaging film
GB1113380A (en) * 1966-06-03 1968-05-15 Mobil Oil Corp Thermoplastic polymer blend compositions
US3558330A (en) * 1967-09-21 1971-01-26 Dow Chemical Co Packaging film and package
US3754063A (en) * 1970-03-23 1973-08-21 Grace W R & Co Method for casting an inflated tubular polyethylene film with mixed polymer of polypropylene-polybutene-1
BE788410A (fr) * 1971-09-20 1973-01-02 Denervaud Sa Technoplastic Feuille d'emballage complexe etanche aux odeurs
JPS5222676B2 (xx) * 1973-08-28 1977-06-18
US3891008A (en) * 1973-12-26 1975-06-24 Grace W R & Co Multi-layer thermoplastic film and method of making same
JPS5382888A (en) * 1976-12-29 1978-07-21 Kureha Chem Ind Co Ltd Co-extruded five-layered drawn cylindrical film and its manufacture
US4207363A (en) * 1978-03-29 1980-06-10 Union Carbide Corporation Flexible heat-shrinkable multilayer film for packaging primal meat
DE3064167D1 (en) * 1979-12-25 1983-08-18 Kureha Chemical Ind Co Ltd Heat-shrinkable laminate film and process for producing the same
JPS5689945A (en) * 1979-12-25 1981-07-21 Kureha Chemical Ind Co Ltd Thermoocontractive cylindrical laminated film and its manufacture
US4448792A (en) * 1982-07-26 1984-05-15 W. R. Grace & Co., Cryovac Division Pasteurizable and cook-in shrink bag constructed of a multilayer film
US4692361A (en) * 1984-09-28 1987-09-08 Baxter Travenol Laboratories, Inc. Film laminate with gas barrier for sterile flexible containers
US4605576B1 (en) * 1984-10-22 1999-08-24 Owens Brockway Plastic Prod Multilayer plastic article
US4643926A (en) * 1985-04-29 1987-02-17 W. R. Grace & Co., Cryovac Div. Flexible medical solution pouches

Also Published As

Publication number Publication date
CA1284707C (en) 1991-06-11
AU586999B2 (en) 1989-08-03
NZ214460A (en) 1988-05-30
JPS61175038A (ja) 1986-08-06
US4608302A (en) 1986-08-26
JPH0725153B2 (ja) 1995-03-22
AU5115485A (en) 1986-08-07
BR8600321A (pt) 1986-10-07

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