CA632346A - Process for the production of shrinkable films of polyolefines or copolymers thereof - Google Patents

Process for the production of shrinkable films of polyolefines or copolymers thereof

Info

Publication number
CA632346A
CA632346A CA632346A CA632346DA CA632346A CA 632346 A CA632346 A CA 632346A CA 632346 A CA632346 A CA 632346A CA 632346D A CA632346D A CA 632346DA CA 632346 A CA632346 A CA 632346A
Authority
CA
Canada
Prior art keywords
polyolefines
copolymers
production
shrinkable films
shrinkable
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
CA632346A
Other languages
English (en)
Inventor
Gumboldt Albert
Kesseler Helmut
Steinau Peter
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.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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.)
Publication date
Application granted granted Critical
Publication of CA632346A publication Critical patent/CA632346A/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
    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
CA632346A 1958-11-05 Process for the production of shrinkable films of polyolefines or copolymers thereof Expired CA632346A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK36138A DE1221435B (de) 1958-11-05 1958-11-05 Verfahren zum Schrumpffaehigmachen von Folien aus Polyolefinen

Publications (1)

Publication Number Publication Date
CA632346A true CA632346A (en) 1961-12-05

Family

ID=7220588

Family Applications (1)

Application Number Title Priority Date Filing Date
CA632346A Expired CA632346A (en) 1958-11-05 Process for the production of shrinkable films of polyolefines or copolymers thereof

Country Status (6)

Country Link
CA (1) CA632346A (fr)
CH (1) CH376656A (fr)
DE (1) DE1221435B (fr)
FR (1) FR1242429A (fr)
GB (1) GB914411A (fr)
IT (1) IT619656A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814135A (en) * 1987-12-22 1989-03-21 Union Carbide Corporation Process for extrusion
US5132074A (en) * 1989-04-10 1992-07-21 Kohjin Co., Ltd. Process of making stretchable, heat shrinkable polyethylene film

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1157216A (fr) * 1978-09-15 1983-11-22 William F. Briggs Pellicule thermoplastique coextrudee de suremballage
US4399180A (en) * 1978-09-15 1983-08-16 Mobil Oil Corporation Coextruded thermoplastic stretch-wrap
US4335069A (en) 1981-06-25 1982-06-15 E. I. Du Pont De Nemours And Company Flat sheet process for production of polyolefin shrink film
JPS60127133A (ja) * 1983-12-14 1985-07-06 Sumitomo Chem Co Ltd シユリンク包装用フイルム
FR2623744B1 (fr) * 1987-11-30 1990-02-02 Kaysersberg Sa Procede de fabrication d'une pellicule thermoplastique thermore tractable par etirages successifs
US4923750A (en) * 1987-12-30 1990-05-08 Co-Ex Plastics, Inc. Thermoplastic stretch-wrap material

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR988665A (fr) * 1949-04-02 1951-08-30 Procédé pour enrober ou revêtir divers objets d'une couche de matière thermoplastique et en particulier de chlorure de polyvinyle
CH290384A (fr) * 1950-06-03 1953-04-30 Cellulose Sidac Societe Anonym Procédé pour la production d'un film continu de matière plastique organique par extrusion et appareil pour la mise en oeuvre du procédé.
BE522077A (fr) * 1952-08-12
DE962719C (de) * 1953-10-08 1957-04-25 Huels Chemische Werke Ag Mit thermoplastischen Kunststoffen nahtlos ummantelte gestreckte Formgebilde
BE540943A (fr) * 1954-11-19
AT200332B (de) * 1955-02-04 1958-10-25 Union Carbide & Carbon Corp Verfahren zur Herstellung dünner, selbsttragender, biegsamer Filme und danach hergestellter Polyäthylenfilm
IT569545A (fr) * 1955-12-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814135A (en) * 1987-12-22 1989-03-21 Union Carbide Corporation Process for extrusion
US5132074A (en) * 1989-04-10 1992-07-21 Kohjin Co., Ltd. Process of making stretchable, heat shrinkable polyethylene film

Also Published As

Publication number Publication date
FR1242429A (fr) 1960-09-30
GB914411A (en) 1963-01-02
DE1221435B (de) 1966-07-21
IT619656A (fr)
CH376656A (de) 1964-04-15

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