IT1164102B - Dispositivo per la fabbricazione di pellicole tubolari di materiale plastico a stiramento biassiale - Google Patents

Dispositivo per la fabbricazione di pellicole tubolari di materiale plastico a stiramento biassiale

Info

Publication number
IT1164102B
IT1164102B IT51190/79A IT5119079A IT1164102B IT 1164102 B IT1164102 B IT 1164102B IT 51190/79 A IT51190/79 A IT 51190/79A IT 5119079 A IT5119079 A IT 5119079A IT 1164102 B IT1164102 B IT 1164102B
Authority
IT
Italy
Prior art keywords
manufacture
plastic material
tubular films
axial stretch
stretch
Prior art date
Application number
IT51190/79A
Other languages
English (en)
Other versions
IT7951190A0 (it
Inventor
Hayasi Kohtaro
Morihara Ko
Nakamura Kohji
Original Assignee
Chisso Eng Co 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
Application filed by Chisso Eng Co Ltd filed Critical Chisso Eng Co Ltd
Publication of IT7951190A0 publication Critical patent/IT7951190A0/it
Application granted granted Critical
Publication of IT1164102B publication Critical patent/IT1164102B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
IT51190/79A 1978-12-25 1979-12-24 Dispositivo per la fabbricazione di pellicole tubolari di materiale plastico a stiramento biassiale IT1164102B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15945678A JPS5586719A (en) 1978-12-25 1978-12-25 Manufacturing device for tubular biaxial stretching film

Publications (2)

Publication Number Publication Date
IT7951190A0 IT7951190A0 (it) 1979-12-24
IT1164102B true IT1164102B (it) 1987-04-08

Family

ID=15694150

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51190/79A IT1164102B (it) 1978-12-25 1979-12-24 Dispositivo per la fabbricazione di pellicole tubolari di materiale plastico a stiramento biassiale

Country Status (5)

Country Link
US (1) US4341729A (it)
JP (1) JPS5586719A (it)
DE (1) DE2951419C2 (it)
FR (1) FR2445215A1 (it)
IT (1) IT1164102B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472343A (en) * 1981-11-28 1984-09-18 Idemitsu Petrochemical Co., Ltd. Tubular film process
US4659534A (en) * 1983-10-24 1987-04-21 Teijin Limited Production of thin-walled cylindrical body of aromatic polyester
CA1285114C (en) * 1985-12-24 1991-06-25 Ellis Fabian Extrusion system
US4698196A (en) * 1985-12-24 1987-10-06 Xerox Corporation Method and apparatus for extruding creaseless thin walled tubes
GB2201371A (en) * 1987-01-02 1988-09-01 Windmoeller & Hoelscher Apparatus for producing tubular thermoplastic biaxially oriented film
CN103831970A (zh) * 2012-11-21 2014-06-04 陈下放 一种空气内冷系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB954254A (en) * 1961-04-12 1964-04-02 Ici Ltd Improvements in or relating to linear organic thermoplastic film manufacture
US3363035A (en) * 1964-12-16 1968-01-09 Seikisui Chemical Co Ltd Process for stretching tubular molded articles of thermoplastic resin
US3456044A (en) * 1965-03-12 1969-07-15 Heinz Erich Pahlke Biaxial orientation
US3555603A (en) * 1968-08-30 1971-01-19 Fmc Corp Tubular film manufacturing apparatus
US3904342A (en) * 1970-04-03 1975-09-09 Showa Denko Kk Apparatus for manufacturing of tubular biaxially stretched film having improved thickness uniformity
JPS5148676B2 (it) * 1973-05-17 1976-12-22
JPS5223368B2 (it) * 1973-11-26 1977-06-23
JPS5529809B2 (it) * 1974-10-08 1980-08-06

Also Published As

Publication number Publication date
FR2445215B1 (it) 1983-08-19
IT7951190A0 (it) 1979-12-24
JPS5586719A (en) 1980-06-30
DE2951419A1 (de) 1980-07-03
US4341729A (en) 1982-07-27
JPS6246337B2 (it) 1987-10-01
DE2951419C2 (de) 1983-05-11
FR2445215A1 (fr) 1980-07-25

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