IT997766B - IMPROVEMENT IN HOT SEALABLE POLYPOPYLENE FILMS, IN PARTICULAR USEFUL AS PACKAGING MATERIALS - Google Patents

IMPROVEMENT IN HOT SEALABLE POLYPOPYLENE FILMS, IN PARTICULAR USEFUL AS PACKAGING MATERIALS

Info

Publication number
IT997766B
IT997766B IT53159/73A IT5315973A IT997766B IT 997766 B IT997766 B IT 997766B IT 53159/73 A IT53159/73 A IT 53159/73A IT 5315973 A IT5315973 A IT 5315973A IT 997766 B IT997766 B IT 997766B
Authority
IT
Italy
Prior art keywords
polypopylene
films
improvement
packaging materials
particular useful
Prior art date
Application number
IT53159/73A
Other languages
Italian (it)
Original Assignee
British Cellophane 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 British Cellophane Ltd filed Critical British Cellophane Ltd
Application granted granted Critical
Publication of IT997766B publication Critical patent/IT997766B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/052—Forming heat-sealable coatings
    • 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
    • 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
    • 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
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/0427—Coating with only one layer of a composition containing a polymer binder
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
    • C09J123/04—Homopolymers or copolymers of ethene
    • C09J123/08—Copolymers of ethene
    • C09J123/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C09J123/0815—Copolymers of ethene with aliphatic 1-olefins
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028—Stretching, elongating
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B32B2250/242—All polymers belonging to those covered by group B32B27/32
    • 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
    • B32B2272/00—Resin or rubber layer comprising scrap, waste or recycling material
    • 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
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/10—Polypropylene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Adhesive Tapes (AREA)
IT53159/73A 1972-10-17 1973-10-16 IMPROVEMENT IN HOT SEALABLE POLYPOPYLENE FILMS, IN PARTICULAR USEFUL AS PACKAGING MATERIALS IT997766B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4769772A GB1440317A (en) 1972-10-17 1972-10-17 Heat-sealable plastics films

Publications (1)

Publication Number Publication Date
IT997766B true IT997766B (en) 1975-12-30

Family

ID=10445950

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53159/73A IT997766B (en) 1972-10-17 1973-10-16 IMPROVEMENT IN HOT SEALABLE POLYPOPYLENE FILMS, IN PARTICULAR USEFUL AS PACKAGING MATERIALS

Country Status (11)

Country Link
JP (1) JPS5719151B2 (en)
AT (1) AT331525B (en)
BE (1) BE806151A (en)
CA (1) CA1009098A (en)
DE (1) DE2351923B2 (en)
FR (1) FR2202916B1 (en)
GB (1) GB1440317A (en)
IT (1) IT997766B (en)
LU (1) LU68631A1 (en)
NL (1) NL177672B (en)
SE (1) SE408867B (en)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5268279A (en) * 1975-12-04 1977-06-06 Toyobo Co Ltd Composite films of polypropylene withexcellent processability
JPS5837907B2 (en) * 1976-02-28 1983-08-19 グンゼ株式会社 Easy heat-sealable biaxially stretched composite film
JPS52125586A (en) * 1976-02-28 1977-10-21 Gunze Kk Bi axial oriented composite film having good low temperature heat seal property
JPS52109580A (en) * 1976-03-10 1977-09-13 Gunze Kk Polypropylene bi axial oriented composite films having good low temperature heat seal property
JPS52135386A (en) * 1976-05-08 1977-11-12 Gunze Kk Laminated film with good low temperature heat seal property
JPS5312971A (en) * 1976-07-22 1978-02-06 Honshu Paper Co Ltd Polypropylene composite film having antistatic and low temperature heat seal property and its production
JPS5321688A (en) * 1976-08-10 1978-02-28 Toray Ind Inc Automatic packaging laminate film
JPS5345389A (en) * 1976-10-05 1978-04-24 Gunze Kk Production of polypropylene bi axial oriented multiilayer film protected printed side
JPS5386780A (en) * 1977-01-12 1978-07-31 Gunze Kk Excellent lowwtemperature heattsealable twooaxis oriented composite film
IT1075393B (en) * 1977-04-13 1985-04-22 Sir Soc Italiana Resine Spa FLEXIBLE COUPLED FILMS FOR THE PACKAGING OF FOOD PRODUCTS
JPS6031673B2 (en) 1977-04-15 1985-07-23 東レ株式会社 Three layer laminated polypropylene film
GB1566077A (en) * 1977-05-06 1980-04-30 British Cellophane Ltd Heat-sealable polypropylene film
US4125662A (en) * 1977-10-03 1978-11-14 Mobil Oil Corporation Packaging film with improved heat sealability
US4147827A (en) * 1977-11-04 1979-04-03 Mobil Oil Corporation Coextruded heat sealable laminar thermoplastic films
CA1157617A (en) * 1977-12-14 1983-11-29 Milton L. Weiner Oriented polypropylene with linear low density polyethylene copolymer coating
US4505969A (en) * 1977-12-14 1985-03-19 Mobil Oil Corporation Oriented polypropylene with linear low density poly-ethylene copolymer coating
US4303709A (en) 1977-12-27 1981-12-01 Mobil Oil Corporation Coextruded laminar thermoplastic bags
JPS5512008A (en) * 1978-06-29 1980-01-28 Mitsui Petrochemical Ind Packing laminate sack
GB2029317A (en) * 1978-09-06 1980-03-19 British Cellophane Ltd Heat-sealable polypropylene films
GB2030927A (en) 1978-09-19 1980-04-16 British Cellophane Ltd Heta-selable antistatic polypropylene films
JPS5755078Y2 (en) * 1978-12-26 1982-11-29
EP0023389B1 (en) * 1979-07-27 1984-11-14 Imperial Chemical Industries Plc Metallized films and method of producing them
JPS5672953A (en) * 1979-11-19 1981-06-17 Mitsubishi Petrochemical Co Composite film having excellent hot tacking property
US4390385A (en) * 1980-05-23 1983-06-28 W. R. Grace & Co., Cryovac Div. Heat sealable, multi-ply polypropylene film
DE3041286C1 (en) * 1980-11-03 1982-07-22 Hoechst Ag, 6000 Frankfurt Sealable, biaxially stretched polypropylene film with high scratch resistance and process for its production
JPS57123053A (en) * 1981-01-23 1982-07-31 Mitsui Petrochemical Ind Composite film
JPS57146653A (en) * 1981-03-05 1982-09-10 Gunze Kk Film for printed lamination
US4384024A (en) * 1981-03-19 1983-05-17 Imperial Chemical Industries Limited Composite heat-sealable films
JPS57157349U (en) * 1981-03-30 1982-10-02
AT383542B (en) * 1985-01-25 1987-07-10 Harald Dipl Ing Schobermayr STIFF MOLDED BODY COMPRISED ORIENTED PLASTIC CARRIER AND METHOD FOR THE PRODUCTION THEREOF
GB8613163D0 (en) * 1986-05-30 1986-07-02 Exxon Chemical Patents Inc Sealable films
GB8808890D0 (en) * 1988-04-15 1988-05-18 Grace W R & Co Container closure caps & compositions for forming gaskets for them
US5077121A (en) * 1988-10-27 1991-12-31 Shell Oil Company High strength high modulus polyolefin composite with improved solid state drawability
EP0435789A3 (en) * 1989-12-28 1992-08-12 American National Can Company Sealant blends for flexible packaging
US5698279A (en) * 1992-09-23 1997-12-16 Viskase Corporation Heat shrinkable nylon food casing having a functionalized ethylenic polymer core layer
JPH09155823A (en) * 1995-12-04 1997-06-17 Tetra Co Ltd Concrete vibrator
US8853327B2 (en) 2010-10-15 2014-10-07 Exxonmobil Chemical Patents Inc. Methods and apparatus for forming blends of polyolefin and resin modifier

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB941898A (en) * 1900-01-01
BE623075A (en) * 1961-10-02
GB1044068A (en) * 1962-10-24 1966-09-28 Union Carbide Corp Production of coated biaxially oriented linear highly crystalline polyolefin films
US3285766A (en) * 1963-03-28 1966-11-15 Avisun Corp Biaxially oriented ethylene polymer coated polypropylene sheet and method for makingsame
GB1145199A (en) * 1966-06-13 1969-03-12 Nat Distillers Chem Corp Heat-sealable oriented polypropylene film laminate
CA849081A (en) * 1967-03-02 1970-08-11 Du Pont Of Canada Limited PRODUCTION OF ETHYLENE/.alpha.-OLEFIN COPOLYMERS OF IMPROVED PHYSICAL PROPERTIES
DK122612B (en) * 1968-04-03 1972-03-20 Ici Ltd Biaxially oriented film for use in making twisted wraps and method of making such a film.
NL7101300A (en) * 1970-02-03 1971-08-05
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

Also Published As

Publication number Publication date
ATA879673A (en) 1975-11-15
FR2202916A1 (en) 1974-05-10
DE2351923B2 (en) 1981-08-06
BE806151A (en) 1974-04-16
CA1009098A (en) 1977-04-26
NL7314157A (en) 1974-04-19
DE2351923A1 (en) 1974-04-18
JPS5719151B2 (en) 1982-04-21
AT331525B (en) 1976-08-25
NL177672B (en) 1974-04-19
SE408867B (en) 1979-07-16
GB1440317A (en) 1976-06-23
AU6139173A (en) 1975-04-17
JPS49101420A (en) 1974-09-25
FR2202916B1 (en) 1976-06-18
LU68631A1 (en) 1973-12-27

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