GB2134846B - Cooling blown tubular plastics film - Google Patents

Cooling blown tubular plastics film

Info

Publication number
GB2134846B
GB2134846B GB08323581A GB8323581A GB2134846B GB 2134846 B GB2134846 B GB 2134846B GB 08323581 A GB08323581 A GB 08323581A GB 8323581 A GB8323581 A GB 8323581A GB 2134846 B GB2134846 B GB 2134846B
Authority
GB
United Kingdom
Prior art keywords
plastics film
blown tubular
tubular plastics
cooling blown
cooling
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
GB08323581A
Other languages
English (en)
Other versions
GB2134846A (en
GB8323581D0 (en
Inventor
Jitsumi Shinmoto
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.)
Tomi Machinery Manufacturing Co Ltd
Original Assignee
Tomi Machinery Manufacturing 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 Tomi Machinery Manufacturing Co Ltd filed Critical Tomi Machinery Manufacturing Co Ltd
Publication of GB8323581D0 publication Critical patent/GB8323581D0/en
Publication of GB2134846A publication Critical patent/GB2134846A/en
Application granted granted Critical
Publication of GB2134846B publication Critical patent/GB2134846B/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
    • 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
    • B29C48/03—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
    • B29C48/911—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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB08323581A 1983-02-10 1983-09-02 Cooling blown tubular plastics film Expired GB2134846B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58019635A JPS59146817A (ja) 1983-02-10 1983-02-10 インフレ−シヨンフイルム成形用エアリング

Publications (3)

Publication Number Publication Date
GB8323581D0 GB8323581D0 (en) 1983-10-05
GB2134846A GB2134846A (en) 1984-08-22
GB2134846B true GB2134846B (en) 1986-08-06

Family

ID=12004665

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08323581A Expired GB2134846B (en) 1983-02-10 1983-09-02 Cooling blown tubular plastics film

Country Status (3)

Country Link
JP (1) JPS59146817A (enrdf_load_stackoverflow)
DE (1) DE3400653A1 (enrdf_load_stackoverflow)
GB (1) GB2134846B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63252720A (ja) * 1987-04-10 1988-10-19 Modern Mach Kk インフレ−シヨンフイルムの成形方法
JP2549788B2 (ja) * 1991-12-20 1996-10-30 旭化成工業株式会社 インフレーションフィルムの製造方法
JPH0711959Y2 (ja) * 1993-02-23 1995-03-22 トミー機械工業株式会社 厚肉部を有するプラスチックフィルムの製造装置
EP4035532B1 (en) 2020-11-20 2023-09-13 Juchheim Co., Ltd. Baumkuchen baker and control method thereof
CN114734616B (zh) * 2022-04-21 2025-08-15 淄博睿智通机电科技有限公司 一种气雾混合多微孔式出风吹膜机风环
JP7299435B1 (ja) * 2023-02-24 2023-06-27 株式会社プラコー インフレーション成形機の冷却装置
CN117621395A (zh) * 2023-12-13 2024-03-01 金冠(龙海)塑料包装有限公司 一种pof热收缩膜生产用防褶皱吹膜装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1045899A (en) * 1964-10-13 1966-10-19 Shell Int Research A process and apparatus for cooling tubular thermoplastic films
GB1229065A (enrdf_load_stackoverflow) * 1968-04-06 1971-04-21
GB1560030A (en) * 1976-12-06 1980-01-30 Cole R J Air ring for the production of blown extruded film
AU509794B2 (en) * 1977-02-09 1980-05-22 Mobil Oil Corp. Tubular extrusion
DE2725832A1 (de) * 1977-06-08 1978-12-14 Reifenhaeuser Kg Blaskopf fuer die herstellung von schlauchfolien aus thermoplastischem kunststoff
JPS57140125A (en) * 1981-02-26 1982-08-30 Mitsui Petrochem Ind Ltd Air ring for bubble-cooling in inflation film-forming machine
JPS57140126A (en) * 1981-02-26 1982-08-30 Mitsui Petrochem Ind Ltd Air ring for bubble-cooling in inflation film-forming machine

Also Published As

Publication number Publication date
JPH0129138B2 (enrdf_load_stackoverflow) 1989-06-08
GB2134846A (en) 1984-08-22
DE3400653A1 (de) 1984-08-16
DE3400653C2 (enrdf_load_stackoverflow) 1990-03-08
JPS59146817A (ja) 1984-08-22
GB8323581D0 (en) 1983-10-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980902