KR830007258A - 오레핀 수지부터 필림을 불로우잉하기 위한 확장된 공기링립 - Google Patents

오레핀 수지부터 필림을 불로우잉하기 위한 확장된 공기링립 Download PDF

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Publication number
KR830007258A
KR830007258A KR1019810004578A KR810004578A KR830007258A KR 830007258 A KR830007258 A KR 830007258A KR 1019810004578 A KR1019810004578 A KR 1019810004578A KR 810004578 A KR810004578 A KR 810004578A KR 830007258 A KR830007258 A KR 830007258A
Authority
KR
South Korea
Prior art keywords
air ring
extruded
resin
olefin resin
tube
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.)
Abandoned
Application number
KR1019810004578A
Other languages
English (en)
Korean (ko)
Inventor
눈 존스 대비드
Original Assignee
에드워드 지. 그리어
유니온 카바이드 코포레이션
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 에드워드 지. 그리어, 유니온 카바이드 코포레이션 filed Critical 에드워드 지. 그리어
Publication of KR830007258A publication Critical patent/KR830007258A/ko
Abandoned 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
    • B29C48/03—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
    • 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

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)
KR1019810004578A 1980-11-26 1981-11-26 오레핀 수지부터 필림을 불로우잉하기 위한 확장된 공기링립 Abandoned KR830007258A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21073480A 1980-11-26 1980-11-26
US210734 1980-11-26

Publications (1)

Publication Number Publication Date
KR830007258A true KR830007258A (ko) 1983-10-19

Family

ID=22784068

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019810004578A Abandoned KR830007258A (ko) 1980-11-26 1981-11-26 오레핀 수지부터 필림을 불로우잉하기 위한 확장된 공기링립

Country Status (8)

Country Link
EP (1) EP0052886A1 (OSRAM)
JP (1) JPS57116613A (OSRAM)
KR (1) KR830007258A (OSRAM)
AU (1) AU7777281A (OSRAM)
BR (1) BR8107593A (OSRAM)
ES (1) ES8207034A1 (OSRAM)
IN (1) IN154253B (OSRAM)
ZA (1) ZA817888B (OSRAM)

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
IN154253B (OSRAM) 1984-10-13
AU7777281A (en) 1982-06-03
ES507428A0 (es) 1982-09-01
BR8107593A (pt) 1982-08-17
ES8207034A1 (es) 1982-09-01
EP0052886A1 (en) 1982-06-02
ZA817888B (en) 1982-10-27
JPS57116613A (en) 1982-07-20

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19811126

PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19830625

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19811126

Comment text: Patent Application

PG1501 Laying open of application
PC1902 Submission of document of abandonment before decision of registration