JPS57116613A - Air ring lip extended body for blowing in and molding film from olefin resin - Google Patents

Air ring lip extended body for blowing in and molding film from olefin resin

Info

Publication number
JPS57116613A
JPS57116613A JP56187092A JP18709281A JPS57116613A JP S57116613 A JPS57116613 A JP S57116613A JP 56187092 A JP56187092 A JP 56187092A JP 18709281 A JP18709281 A JP 18709281A JP S57116613 A JPS57116613 A JP S57116613A
Authority
JP
Japan
Prior art keywords
blowing
olefin resin
air ring
molding film
extended body
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
JP56187092A
Other languages
English (en)
Japanese (ja)
Inventor
Nan Jiyoonzu Deibitsudo
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of JPS57116613A publication Critical patent/JPS57116613A/ja
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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • 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
    • B29C48/03—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
    • B29C48/885—External treatment, e.g. by using air rings for cooling 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
    • B29C48/25—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP56187092A 1980-11-26 1981-11-24 Air ring lip extended body for blowing in and molding film from olefin resin Pending JPS57116613A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21073480A 1980-11-26 1980-11-26

Publications (1)

Publication Number Publication Date
JPS57116613A true JPS57116613A (en) 1982-07-20

Family

ID=22784068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56187092A Pending JPS57116613A (en) 1980-11-26 1981-11-24 Air ring lip extended body for blowing in and molding film from olefin resin

Country Status (8)

Country Link
EP (1) EP0052886A1 (enExample)
JP (1) JPS57116613A (enExample)
KR (1) KR830007258A (enExample)
AU (1) AU7777281A (enExample)
BR (1) BR8107593A (enExample)
ES (1) ES507428A0 (enExample)
IN (1) IN154253B (enExample)
ZA (1) ZA817888B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118528531B (zh) * 2024-07-26 2024-09-24 安徽华驰环保科技有限公司 一种可生物降解塑料薄膜用吹膜机及其生产工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2461976A (en) * 1945-10-20 1949-02-15 Visking Corp Method of making flattened thermoplastic tubing of predetermined desired characteristics
US3210803A (en) * 1963-11-12 1965-10-12 Poly Plastic Products Inc Plastic tubing extrusion die air ring
DE2051041A1 (de) * 1970-10-17 1972-07-20 Bischof & Klein Vorrichtung zum Extrudieren von Kunststoffolien
DE2445545A1 (de) * 1974-09-24 1976-04-01 Windmoeller & Hoelscher Folienblaskopf fuer die herstellung von schlauchfolien
FR2370568A1 (fr) * 1976-11-10 1978-06-09 Ato Emballage Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre
DE2836808A1 (de) * 1978-08-23 1980-03-06 Demag Kunststofftech Blaskopf zur herstellung von schlauchfolien im extrusionsverfahren

Also Published As

Publication number Publication date
BR8107593A (pt) 1982-08-17
IN154253B (enExample) 1984-10-13
ES8207034A1 (es) 1982-09-01
KR830007258A (ko) 1983-10-19
EP0052886A1 (en) 1982-06-02
AU7777281A (en) 1982-06-03
ZA817888B (en) 1982-10-27
ES507428A0 (es) 1982-09-01

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