CA957812A - Process for transformation of polybutene (1) moulding from modification ii into modification i - Google Patents

Process for transformation of polybutene (1) moulding from modification ii into modification i

Info

Publication number
CA957812A
CA957812A CA119,966A CA119966A CA957812A CA 957812 A CA957812 A CA 957812A CA 119966 A CA119966 A CA 119966A CA 957812 A CA957812 A CA 957812A
Authority
CA
Canada
Prior art keywords
modification
polybutene
moulding
transformation
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
CA119,966A
Other versions
CA119966S (en
Inventor
Gunther Goldbach
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.)
Huels AG
Original Assignee
Chemische Werke Huels 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.)
Filing date
Publication date
Application filed by Chemische Werke Huels AG filed Critical Chemische Werke Huels AG
Application granted granted Critical
Publication of CA957812A publication Critical patent/CA957812A/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
    • B29C55/30—Drawing through a die
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • D02J1/225—Mechanical characteristics of stretching apparatus
    • D02J1/226—Surface characteristics of guiding or stretching organs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA119,966A 1970-08-06 1971-08-06 Process for transformation of polybutene (1) moulding from modification ii into modification i Expired CA957812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702039093 DE2039093B2 (en) 1970-08-06 1970-08-06 Process for converting the unstable tetragonal crystal modification II into the stable hexagonal crystal modification in molded bodies made of isotactic polybutene- (l)

Publications (1)

Publication Number Publication Date
CA957812A true CA957812A (en) 1974-11-19

Family

ID=5779019

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119,966A Expired CA957812A (en) 1970-08-06 1971-08-06 Process for transformation of polybutene (1) moulding from modification ii into modification i

Country Status (6)

Country Link
JP (1) JPS5515289B1 (en)
CA (1) CA957812A (en)
DE (1) DE2039093B2 (en)
FR (1) FR2102071B1 (en)
GB (1) GB1349286A (en)
SE (1) SE369284B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320170A1 (en) * 1975-08-05 1977-03-04 Charbonnages Ste Chimique PROCESS FOR THE ACCELERATED TRANSFORMATION OF THE CRYSTALLINE FORM OF PIPES INTO ISOTACTIC POLYBUTENE AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2440260A1 (en) * 1978-10-30 1980-05-30 Charbonnages Ste Chimique POLYBUTENE-1 FORGING PROCESS
GB2145027B (en) * 1983-08-19 1986-10-08 Metal Box Plc Tubular articles of biaxially oriented polymers

Also Published As

Publication number Publication date
DE2039093B2 (en) 1974-09-19
JPS5515289B1 (en) 1980-04-22
FR2102071B1 (en) 1975-07-11
FR2102071A1 (en) 1972-04-07
DE2039093A1 (en) 1972-02-10
SE369284B (en) 1974-08-19
GB1349286A (en) 1974-04-03

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