CA1091415A - Extruded film and method - Google Patents

Extruded film and method

Info

Publication number
CA1091415A
CA1091415A CA281,013A CA281013A CA1091415A CA 1091415 A CA1091415 A CA 1091415A CA 281013 A CA281013 A CA 281013A CA 1091415 A CA1091415 A CA 1091415A
Authority
CA
Canada
Prior art keywords
blocks
block copolymers
molecular weight
elastomeric
thermoplastic
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
CA281,013A
Other languages
English (en)
French (fr)
Inventor
Ralf Korpman
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.)
Johnson and Johnson
Original Assignee
Johnson and Johnson
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 Johnson and Johnson filed Critical Johnson and Johnson
Application granted granted Critical
Publication of CA1091415A publication Critical patent/CA1091415A/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
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA281,013A 1976-06-23 1977-06-21 Extruded film and method Expired CA1091415A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69910376A 1976-06-23 1976-06-23
US699,103 1976-06-23

Publications (1)

Publication Number Publication Date
CA1091415A true CA1091415A (en) 1980-12-16

Family

ID=24807943

Family Applications (1)

Application Number Title Priority Date Filing Date
CA281,013A Expired CA1091415A (en) 1976-06-23 1977-06-21 Extruded film and method

Country Status (9)

Country Link
JP (1) JPS53249A (da)
AU (1) AU509277B2 (da)
BR (1) BR7704062A (da)
CA (1) CA1091415A (da)
DE (1) DE2728348A1 (da)
FR (1) FR2355640A1 (da)
GB (1) GB1576046A (da)
IN (1) IN146649B (da)
PH (1) PH15312A (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4719261A (en) * 1978-09-22 1988-01-12 H. B. Fuller Company Hot melt adhesive for elastic banding and method for utlizing the same
JPS5930844A (ja) * 1982-08-13 1984-02-18 Terumo Corp 放射線滅菌用包装材料
US4602308A (en) * 1983-08-31 1986-07-22 Control Concepts Corporation Circuit for suppressing transients occurring in either common or transverse modes
JPH0629355B2 (ja) * 1985-03-28 1994-04-20 新日鐵化学株式会社 樹脂組成物
DE3719849A1 (de) * 1987-06-13 1988-12-22 Bayer Ag Folien aus abs-kunststoffen nach dem giessverfahren
US5169464A (en) * 1988-05-26 1992-12-08 Family Health International Method of making a condom by blow extrusion
US5658526A (en) * 1995-11-01 1997-08-19 Shell Oil Company Method to prepare blown films of vinyl aromatic/conjugated diolefin block copolymer
CN110418988B (zh) * 2017-03-30 2021-08-13 日本瑞翁株式会社 光学膜、光学膜的制造方法、偏振片及液晶显示装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1092563A (en) * 1965-01-06 1967-11-29 Shell Int Research Thermoplastic elastomeric composition incorporating a block copolymer
US3576913A (en) * 1969-06-23 1971-04-27 Shell Oil Co Block copolymer elastic bands and process for the preparation of same
JPS542206B1 (da) * 1970-02-19 1979-02-03
US3853978A (en) * 1971-10-04 1974-12-10 Denki Kagaku Kogyo Kk For preparing a film of a tapered copolymer of styrene-butadiene or mixtures thereof
US3783072A (en) * 1971-11-02 1974-01-01 Johnson & Johnson Extrusion process for pressure-sensitive adhesive sheets and tapes
CA1073571A (en) * 1975-09-29 1980-03-11 Goodyear Tire And Rubber Company (The) Packaging films and packaged articles therewith
US4017654A (en) * 1976-02-06 1977-04-12 The Goodyear Tire & Rubber Company Cured rubber article and method of preparation

Also Published As

Publication number Publication date
BR7704062A (pt) 1978-07-11
PH15312A (en) 1982-11-18
AU509277B2 (en) 1980-05-01
FR2355640B1 (da) 1982-10-29
DE2728348A1 (de) 1977-12-29
FR2355640A1 (fr) 1978-01-20
JPS53249A (en) 1978-01-05
IN146649B (da) 1979-08-04
GB1576046A (en) 1980-10-01
AU2629177A (en) 1979-01-04

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 19971216