FR2525956B1 - Pellicule etiree a froid et son procede de fabrication - Google Patents

Pellicule etiree a froid et son procede de fabrication

Info

Publication number
FR2525956B1
FR2525956B1 FR8305926A FR8305926A FR2525956B1 FR 2525956 B1 FR2525956 B1 FR 2525956B1 FR 8305926 A FR8305926 A FR 8305926A FR 8305926 A FR8305926 A FR 8305926A FR 2525956 B1 FR2525956 B1 FR 2525956B1
Authority
FR
France
Prior art keywords
cold
manufacturing
drawn film
drawn
film
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
FR8305926A
Other languages
English (en)
Other versions
FR2525956A1 (fr
Inventor
Isao Yoshimura
Hideo Hata
Takeshi Kaneko
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.)
Asahi Dow Ltd
Original Assignee
Asahi Dow 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 JP12091777A external-priority patent/JPS5455071A/ja
Priority claimed from JP13943177A external-priority patent/JPS5472279A/ja
Priority claimed from JP6387278A external-priority patent/JPS54155271A/ja
Priority claimed from JP6387078A external-priority patent/JPS54155269A/ja
Application filed by Asahi Dow Ltd filed Critical Asahi Dow Ltd
Publication of FR2525956A1 publication Critical patent/FR2525956A1/fr
Application granted granted Critical
Publication of FR2525956B1 publication Critical patent/FR2525956B1/fr
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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
    • 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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • 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
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • 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
    • C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
FR8305926A 1977-10-11 1983-04-12 Pellicule etiree a froid et son procede de fabrication Expired FR2525956B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP12091777A JPS5455071A (en) 1977-10-11 1977-10-11 High cold-oriented film and its production
JP13943177A JPS5472279A (en) 1977-11-22 1977-11-22 Highly cold drawn film and its production
JP6387278A JPS54155271A (en) 1978-05-30 1978-05-30 Highly oriented film by cold drawing and its production
JP6387078A JPS54155269A (en) 1978-05-30 1978-05-30 Highly oriented film by cold drawing and its production

Publications (2)

Publication Number Publication Date
FR2525956A1 FR2525956A1 (fr) 1983-11-04
FR2525956B1 true FR2525956B1 (fr) 1987-07-24

Family

ID=27464370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8305926A Expired FR2525956B1 (fr) 1977-10-11 1983-04-12 Pellicule etiree a froid et son procede de fabrication

Country Status (4)

Country Link
US (11) US4277578A (fr)
DE (4) DE2857642C2 (fr)
FR (1) FR2525956B1 (fr)
GB (1) GB2007685B (fr)

Families Citing this family (155)

* Cited by examiner, † Cited by third party
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DE2858781C2 (fr) 1991-10-17
US4277578A (en) 1981-07-07
USRE33832E (en) 1992-02-25
DE2844363C2 (de) 1983-07-07
DE2857642C2 (de) 1983-07-07
US4537935A (en) 1985-08-27
DE2844363A1 (de) 1979-04-12
DE2857641C2 (de) 1983-07-07
FR2525956A1 (fr) 1983-11-04
GB2007685A (en) 1979-05-23
US4454303A (en) 1984-06-12
DE2857641C3 (de) 1990-12-06
DE2857641A1 (fr) 1979-04-12
US4302557A (en) 1981-11-24
US4379888A (en) 1983-04-12
US4835218A (en) 1989-05-30
US4499241A (en) 1985-02-12
GB2007685B (en) 1982-05-12
US4701496A (en) 1987-10-20
US4336350A (en) 1982-06-22
US4542886A (en) 1985-09-24

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