CA989291A - Composite plastic packaging material - Google Patents

Composite plastic packaging material

Info

Publication number
CA989291A
CA989291A CA137,899A CA137899A CA989291A CA 989291 A CA989291 A CA 989291A CA 137899 A CA137899 A CA 137899A CA 989291 A CA989291 A CA 989291A
Authority
CA
Canada
Prior art keywords
packaging material
plastic packaging
composite plastic
composite
plastic
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
CA137,899A
Other languages
English (en)
Other versions
CA137899S (en
Inventor
Dietrich Stoltzenberg
Heinrich G. Schmidt
Viktor Wolf
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.)
Unilever PLC
Original Assignee
Unilever PLC
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 Unilever PLC filed Critical Unilever PLC
Application granted granted Critical
Publication of CA989291A publication Critical patent/CA989291A/en
Expired legal-status Critical Current

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
    • 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
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
    • A23C19/00—Cheese; Cheese preparations; Making thereof
    • A23C19/14—Treating cheese after having reached its definite form, e.g. ripening, smoking
    • A23C19/16—Covering the cheese surface, e.g. with paraffin wax
    • A23C19/166—Covering the cheese surface, e.g. with paraffin wax with non-edible preformed foils, films or bandages
    • 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
    • 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
    • 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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31507—Of polycarbonate

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Packages (AREA)
  • Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
CA137,899A 1971-03-29 1972-03-23 Composite plastic packaging material Expired CA989291A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712115211 DE2115211A1 (de) 1971-03-29 1971-03-29 Kohlendioxid absorbierende Verbundfolie

Publications (1)

Publication Number Publication Date
CA989291A true CA989291A (en) 1976-05-18

Family

ID=5803146

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,899A Expired CA989291A (en) 1971-03-29 1972-03-23 Composite plastic packaging material

Country Status (8)

Country Link
US (1) US3840680A (it)
BE (1) BE781426A (it)
CA (1) CA989291A (it)
DE (1) DE2115211A1 (it)
FR (1) FR2132149B1 (it)
IT (1) IT954561B (it)
NL (1) NL7203946A (it)
ZA (1) ZA722057B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4421780A (en) * 1980-12-24 1983-12-20 Societa' Italiana Resine S.I.R. S.P.A. Heat-sealable polyolefin films and processes for their preparation
IT1141599B (it) * 1980-12-24 1986-10-01 Sir Soc Italiana Resine Spa Pellicola accoppiate termosaldabili e procedimento per la loro preparazione
US4478858A (en) * 1982-02-08 1984-10-23 The Procter & Gamble Company Instant coffee containing packet and method of forming
US4552767A (en) * 1984-09-27 1985-11-12 General Foods Corporation Method of packaging coffee with carbon dioxide sorbent
US4897273A (en) * 1986-08-08 1990-01-30 Mitsubishi Gas Chemical Co., Inc. Package with freshness keeping agent sack
DE3905499A1 (de) * 1989-02-20 1990-08-23 Grace Gmbh Verfahren zur herstellung von tilsiter und kaese nach tilsiterart
US5547694A (en) * 1993-03-23 1996-08-20 The Pillsbury Company Container for refrigeratable yeast-leavened doughs
US6793950B1 (en) * 1999-12-17 2004-09-21 General Mills, Inc. Packaged food articles with enriched headspace
US20040241290A1 (en) * 2003-05-28 2004-12-02 Ali El-Afandi Multi-layer packaging material with carbon dioxide scavenger, processes, and packaged food products
WO2019174760A1 (en) * 2018-03-13 2019-09-19 Frieslandcampina Nederland B.V. Improved cheese ripening

Also Published As

Publication number Publication date
FR2132149A1 (it) 1972-11-17
ZA722057B (en) 1972-12-27
FR2132149B1 (it) 1975-06-20
US3840680A (en) 1974-10-08
DE2115211A1 (de) 1972-10-19
BE781426A (fr) 1972-09-29
NL7203946A (it) 1972-10-03
IT954561B (it) 1973-09-15

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