CA576702A - Orientation and strengthening of tubular thermoplastic film - Google Patents

Orientation and strengthening of tubular thermoplastic film

Info

Publication number
CA576702A
CA576702A CA576702A CA576702DA CA576702A CA 576702 A CA576702 A CA 576702A CA 576702 A CA576702 A CA 576702A CA 576702D A CA576702D A CA 576702DA CA 576702 A CA576702 A CA 576702A
Authority
CA
Canada
Prior art keywords
strengthening
orientation
thermoplastic film
tubular thermoplastic
tubular
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
CA576702A
Other languages
French (fr)
Inventor
Diedrich Georg
Richard Kurt
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.)
Hoechst AG
Original Assignee
Farbwerke Hoechst AG
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
Priority claimed from DEF18966A external-priority patent/DE1108420B/en
Application granted granted Critical
Publication of CA576702A publication Critical patent/CA576702A/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
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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

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)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Materials For Medical Uses (AREA)
CA576702A 1955-12-01 Orientation and strengthening of tubular thermoplastic film Expired CA576702A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF18966A DE1108420B (en) 1955-12-01 1955-12-01 Process for the production of foils stretched on all sides from macromolecular substances
DEF23198A DE1126128B (en) 1955-12-01 1957-06-06 Process for the production of films from macromolecular thermoplastic plastics

Publications (1)

Publication Number Publication Date
CA576702A true CA576702A (en) 1959-05-26

Family

ID=25973940

Family Applications (2)

Application Number Title Priority Date Filing Date
CA621515A Expired CA621515A (en) 1955-12-01 Process for the manufacture of omnidirectionally oriented films of macromolecular materials
CA576702A Expired CA576702A (en) 1955-12-01 Orientation and strengthening of tubular thermoplastic film

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA621515A Expired CA621515A (en) 1955-12-01 Process for the manufacture of omnidirectionally oriented films of macromolecular materials

Country Status (7)

Country Link
BE (3) BE553096A (en)
CA (2) CA576702A (en)
DE (1) DE1126128B (en)
FR (1) FR1165954A (en)
GB (2) GB849466A (en)
IT (2) IT620152A (en)
NL (3) NL212431A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT619656A (en) * 1958-11-05
DE1604660B1 (en) * 1966-12-13 1971-07-15 4 P Nicolaus Kempten Gmbh Process for the production of hollow plastic from a stabilized vinyl chloride polymerizate
US5266636A (en) * 1987-12-15 1993-11-30 Mitsui Petrochemical Industries, Ltd. Process for producing polypropylene and stretched polypropylene film

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB741962A (en) * 1953-07-31 1955-12-14 Ici Ltd Improvements in and relating to the manufacture of films

Also Published As

Publication number Publication date
IT569545A (en)
GB849466A (en) 1960-09-28
BE568388A (en)
IT620152A (en)
NL110098C (en)
BE621304A (en)
FR1165954A (en) 1958-10-31
NL228214A (en)
GB890726A (en) 1962-03-07
NL212431A (en)
CA621515A (en) 1961-06-06
DE1126128B (en) 1962-03-22
BE553096A (en)

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