CA1303790C - Pellicule de pelliplacage - Google Patents

Pellicule de pelliplacage

Info

Publication number
CA1303790C
CA1303790C CA000562674A CA562674A CA1303790C CA 1303790 C CA1303790 C CA 1303790C CA 000562674 A CA000562674 A CA 000562674A CA 562674 A CA562674 A CA 562674A CA 1303790 C CA1303790 C CA 1303790C
Authority
CA
Canada
Prior art keywords
film
support
skin
item
alpha
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
CA000562674A
Other languages
English (en)
Inventor
Alfred P. Engelmann
George Jack Mccrary, Jr.
Stephen Leroy Fowler
Marvin Russell Havens
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.)
WR Grace and Co Conn
Original Assignee
WR Grace and Co Conn
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 WR Grace and Co Conn filed Critical WR Grace and Co Conn
Application granted granted Critical
Publication of CA1303790C publication Critical patent/CA1303790C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/28—Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
    • B65D75/30—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding
    • B65D75/305—Skin packages
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
CA000562674A 1987-07-02 1988-03-28 Pellicule de pelliplacage Expired - Lifetime CA1303790C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6935087A 1987-07-02 1987-07-02
US069,350 1987-07-02

Publications (1)

Publication Number Publication Date
CA1303790C true CA1303790C (fr) 1992-06-16

Family

ID=22088379

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000562674A Expired - Lifetime CA1303790C (fr) 1987-07-02 1988-03-28 Pellicule de pelliplacage

Country Status (8)

Country Link
JP (1) JPH01105739A (fr)
KR (1) KR890002290A (fr)
AU (1) AU1850988A (fr)
BR (1) BR8803295A (fr)
CA (1) CA1303790C (fr)
GB (1) GB2206890B (fr)
NZ (1) NZ225191A (fr)
ZA (1) ZA884624B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8914703D0 (en) * 1989-06-27 1989-08-16 Dow Europ Sa Bioriented film
US5162154A (en) * 1989-07-03 1992-11-10 E. I. Du Pont De Nemours And Company Films for packaged articles eliminating air entrapment
US5037875A (en) * 1991-01-02 1991-08-06 E. I. Du Pont De Nemours And Company Antistatic polymer blend
EP0496125A1 (fr) * 1991-01-21 1992-07-29 The Procter & Gamble Company Système antistatique amélioré pour surfaces de polyéthylène
US5562958A (en) * 1991-10-15 1996-10-08 The Dow Chemical Company Packaging and wrapping film
DE69333773T2 (de) 1992-11-13 2006-04-06 Cryovac, Inc. Wärmeschrumpfbare, durch Single-site-Katalyse hergestellte Copolymere enthaltende Folien.
US5604043A (en) * 1993-09-20 1997-02-18 W.R. Grace & Co.-Conn. Heat shrinkable films containing single site catalyzed copolymers having long chain branching
US6682825B1 (en) 1994-06-06 2004-01-27 Cryovac, Inc. Films having enhanced sealing characteristics and packages containing same
US5773106A (en) 1994-10-21 1998-06-30 The Dow Chemical Company Polyolefin compositions exhibiting heat resistivity, low hexane-extractives and controlled modulus
US6287613B1 (en) 1994-12-12 2001-09-11 Cryovac Inc Patch bag comprising homogeneous ethylene/alpha-olefin copolymer
EP0964822B1 (fr) * 1997-01-23 2002-04-03 Cryovac, Inc. Emballage de type plaquette thermoformee
JP5100925B2 (ja) * 2000-11-09 2012-12-19 日東電工株式会社 シート材、ならびにそれを有する感圧性接着シート
US7273629B2 (en) * 2000-11-28 2007-09-25 Cryovac, Inc. Meat package with reduced leaker rates
DE102006007807A1 (de) * 2006-02-17 2007-08-30 Henkel Kgaa Verbessertes Verfahren zur Herstellung umhüllter Wasch- oder Reinigungsmittel-Portionen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU41935A1 (fr) * 1961-06-26 1962-12-22
US4367256A (en) * 1981-05-15 1983-01-04 Union Carbide Corporation Cling-wrap polyethylene film
US4379197A (en) * 1981-12-02 1983-04-05 El Paso Polyolefins Company Stretch wrap film composition
JPS58102762A (ja) * 1981-12-15 1983-06-18 旭化成株式会社 低温熱収縮性多層バリヤ−フイルム及びその製造方法
AU560972B2 (en) * 1982-09-29 1987-04-30 Dow Chemical Company, The Ethylene copolymer films
JPS6079932A (ja) * 1983-10-07 1985-05-07 Asahi Chem Ind Co Ltd 高延伸・ストレツチ性多層フイルム及びその製造法
GB8412960D0 (en) * 1984-05-21 1984-06-27 Bcl Ltd Wrapping film of ethylene copolymers
AU596129B2 (en) * 1985-11-29 1990-04-26 American National Can Company Blends of polyethylene
EP0244982A3 (fr) * 1986-04-25 1989-09-27 REXENE PRODUCTS COMPANY (A Delaware Corporation) Compositions pour pellicules
JPS6312645A (ja) * 1986-07-03 1988-01-20 Ube Ind Ltd スキンパツク包装用フイルム
FR2603291B1 (fr) * 1986-09-02 1992-10-16 Bp Chimie Sa Composition a base de polyethylene de basse densite lineaire, destinee a la fabrication de film
GB8630961D0 (en) * 1986-12-29 1987-02-04 Du Pont Canada Manufacture of polyolefin film

Also Published As

Publication number Publication date
BR8803295A (pt) 1989-01-17
GB2206890B (en) 1992-03-11
GB2206890A (en) 1989-01-18
JPH01105739A (ja) 1989-04-24
ZA884624B (en) 1989-03-29
AU1850988A (en) 1989-01-05
NZ225191A (en) 1991-01-29
KR890002290A (ko) 1989-04-10
GB8815708D0 (en) 1988-08-10

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