DE2631631A1 - Verformungsverfahren zur herstellung von schlauchfolien - Google Patents

Verformungsverfahren zur herstellung von schlauchfolien

Info

Publication number
DE2631631A1
DE2631631A1 DE19762631631 DE2631631A DE2631631A1 DE 2631631 A1 DE2631631 A1 DE 2631631A1 DE 19762631631 DE19762631631 DE 19762631631 DE 2631631 A DE2631631 A DE 2631631A DE 2631631 A1 DE2631631 A1 DE 2631631A1
Authority
DE
Germany
Prior art keywords
resin
mold
tubular
air
film
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.)
Pending
Application number
DE19762631631
Other languages
German (de)
English (en)
Inventor
Katsuyoshi Ushioda
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.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical 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 Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Publication of DE2631631A1 publication Critical patent/DE2631631A1/de
Pending 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular 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
    • B29C48/001—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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
DE19762631631 1975-08-07 1976-07-14 Verformungsverfahren zur herstellung von schlauchfolien Pending DE2631631A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50095382A JPS5219762A (en) 1975-08-07 1975-08-07 Method of forming tubular film

Publications (1)

Publication Number Publication Date
DE2631631A1 true DE2631631A1 (de) 1977-02-10

Family

ID=14136083

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762631631 Pending DE2631631A1 (de) 1975-08-07 1976-07-14 Verformungsverfahren zur herstellung von schlauchfolien

Country Status (6)

Country Link
JP (1) JPS5219762A (enrdf_load_html_response)
DE (1) DE2631631A1 (enrdf_load_html_response)
GB (1) GB1515968A (enrdf_load_html_response)
HK (1) HK42879A (enrdf_load_html_response)
MY (1) MY7900167A (enrdf_load_html_response)
ZA (1) ZA764207B (enrdf_load_html_response)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2811254A1 (de) * 1978-03-15 1979-09-27 Idemitsu Petrochemical Co Verfahren zum verformen von synthetischen, olefinischen polymerharzen
US4204819A (en) * 1978-03-06 1980-05-27 Idemitsu Petrochemical Co. Ltd. Shaping apparatus for tubular film
DE2924897A1 (de) * 1978-10-31 1980-06-12 Idemitsu Petrochemical Co Stabilisator fuer harzblasen
US4511530A (en) * 1982-10-18 1985-04-16 Unifos Kemi Ab Process for blowing film from linear thermoplastic material
EP0213807A3 (en) * 1985-08-12 1987-12-23 Mitsui Petrochemical Industries, Ltd. Inflation film and production method and apparatus thereof

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5523856Y2 (enrdf_load_html_response) * 1975-10-09 1980-06-07
JPS5429329Y2 (enrdf_load_html_response) * 1976-02-18 1979-09-18
CN114013016B (zh) * 2021-12-03 2024-10-01 锐励生物科技(杭州)有限公司 一种降密度生物全降解薄膜挤出成型机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS552180B2 (enrdf_load_html_response) * 1972-10-06 1980-01-18
JPS51102053A (ja) * 1975-03-06 1976-09-09 Showa Yuka Kk Infureeshonfuirumunoseizohoho

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204819A (en) * 1978-03-06 1980-05-27 Idemitsu Petrochemical Co. Ltd. Shaping apparatus for tubular film
DE2811254A1 (de) * 1978-03-15 1979-09-27 Idemitsu Petrochemical Co Verfahren zum verformen von synthetischen, olefinischen polymerharzen
DE2924897A1 (de) * 1978-10-31 1980-06-12 Idemitsu Petrochemical Co Stabilisator fuer harzblasen
US4511530A (en) * 1982-10-18 1985-04-16 Unifos Kemi Ab Process for blowing film from linear thermoplastic material
EP0213807A3 (en) * 1985-08-12 1987-12-23 Mitsui Petrochemical Industries, Ltd. Inflation film and production method and apparatus thereof

Also Published As

Publication number Publication date
JPS5219762A (en) 1977-02-15
HK42879A (en) 1979-07-06
GB1515968A (en) 1978-06-28
JPS5546296B2 (enrdf_load_html_response) 1980-11-22
MY7900167A (en) 1979-12-31
ZA764207B (en) 1977-08-31

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Legal Events

Date Code Title Description
OHW Rejection