GB1398476A - Plastics film of tear property - Google Patents

Plastics film of tear property

Info

Publication number
GB1398476A
GB1398476A GB2767873A GB2767873A GB1398476A GB 1398476 A GB1398476 A GB 1398476A GB 2767873 A GB2767873 A GB 2767873A GB 2767873 A GB2767873 A GB 2767873A GB 1398476 A GB1398476 A GB 1398476A
Authority
GB
United Kingdom
Prior art keywords
ethylene
polyethylene
film
propylene
density
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
GB2767873A
Other languages
English (en)
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.)
Toyobo Co Ltd
Original Assignee
Toyobo 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
Priority claimed from JP47057806A external-priority patent/JPS5245744B2/ja
Priority claimed from JP10833772A external-priority patent/JPS5621581B2/ja
Priority claimed from JP73663A external-priority patent/JPS5317632B2/ja
Application filed by Toyobo Co Ltd filed Critical Toyobo Co Ltd
Publication of GB1398476A publication Critical patent/GB1398476A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
GB2767873A 1972-06-09 1973-06-11 Plastics film of tear property Expired GB1398476A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP47057806A JPS5245744B2 (it) 1972-06-09 1972-06-09
JP10833772A JPS5621581B2 (it) 1972-10-27 1972-10-27
JP73663A JPS5317632B2 (it) 1972-12-27 1972-12-27

Publications (1)

Publication Number Publication Date
GB1398476A true GB1398476A (en) 1975-06-25

Family

ID=27274553

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2767873A Expired GB1398476A (en) 1972-06-09 1973-06-11 Plastics film of tear property

Country Status (5)

Country Link
CA (1) CA1035519A (it)
DE (1) DE2329790C2 (it)
FR (1) FR2187830B1 (it)
GB (1) GB1398476A (it)
IT (1) IT983236B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987289A1 (de) * 1998-09-16 2000-03-22 Mitsubishi Polyester Film GmbH Biaxial orientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS578118A (en) * 1980-06-20 1982-01-16 Mitsubishi Petrochem Co Ltd Biaxially oriented polypropylene film and manufacture thereof
CA2017698C (en) * 1989-06-07 1999-11-09 Peter Breidt, Jr. Process for producing thermoformable polypropylene films and sheets

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1308972A (fr) * 1960-12-28 1962-11-09 Eastman Kodak Co Nouvelle composition de polyéthylène et ses applications

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987289A1 (de) * 1998-09-16 2000-03-22 Mitsubishi Polyester Film GmbH Biaxial orientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
US6410132B1 (en) 1998-09-16 2002-06-25 Mitsubishi Polyester Film Gmbh Biaxially oriented polypropylene film, the use of the film and process for its production

Also Published As

Publication number Publication date
FR2187830B1 (it) 1976-05-28
DE2329790C2 (de) 1983-01-13
IT983236B (it) 1974-10-31
DE2329790A1 (de) 1973-12-20
CA1035519A (en) 1978-08-01
FR2187830A1 (it) 1974-01-18

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19930610