IT948668B - Metodo ed apparato per produrre una pellicola tubolare orienta ta - Google Patents

Metodo ed apparato per produrre una pellicola tubolare orienta ta

Info

Publication number
IT948668B
IT948668B IT48455/72A IT4845572A IT948668B IT 948668 B IT948668 B IT 948668B IT 48455/72 A IT48455/72 A IT 48455/72A IT 4845572 A IT4845572 A IT 4845572A IT 948668 B IT948668 B IT 948668B
Authority
IT
Italy
Prior art keywords
producing
tubular film
oriented tubular
oriented
film
Prior art date
Application number
IT48455/72A
Other languages
English (en)
Original Assignee
Fmc 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 Fmc Corp filed Critical Fmc Corp
Application granted granted Critical
Publication of IT948668B publication Critical patent/IT948668B/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
    • 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
    • B29C48/913—Cooling of hollow articles of tubular films externally
    • 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
    • B29C48/001—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
IT48455/72A 1971-03-04 1972-02-21 Metodo ed apparato per produrre una pellicola tubolare orienta ta IT948668B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12097871A 1971-03-04 1971-03-04

Publications (1)

Publication Number Publication Date
IT948668B true IT948668B (it) 1973-06-11

Family

ID=22393666

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48455/72A IT948668B (it) 1971-03-04 1972-02-21 Metodo ed apparato per produrre una pellicola tubolare orienta ta

Country Status (7)

Country Link
US (1) US3775523A (it)
BE (1) BE809093Q (it)
CA (1) CA969310A (it)
DE (1) DE2209212A1 (it)
FR (1) FR2128313A1 (it)
GB (1) GB1383001A (it)
IT (1) IT948668B (it)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867083A (en) * 1973-06-04 1975-02-18 Mobil Oil Corp Shape imposition apparatus for the extrusion of tubular thermoplastic film
US3959425A (en) * 1973-06-04 1976-05-25 Mobil Oil Corporation Method for extruding tubular thermoplastic film
DE2357138C3 (de) * 1973-11-15 1978-08-03 Windmoeller & Hoelscher, 4540 Lengerich Nachkühlvorrichtung für Blasfolien aus thermoplastischen Kunststoffen
DE2359975C3 (de) * 1973-12-01 1980-09-18 Hoechst Ag, 6000 Frankfurt Kühlvorrichtung für Schlauchfolien
US4022558A (en) * 1974-05-06 1977-05-10 Mobil Oil Corporation Apparatus for the extrusion of tubular thermo-plastic film
US3976732A (en) * 1974-05-06 1976-08-24 Mobil Oil Corporation Method for the extrusion of tubular thermoplastic film
DE2459785C2 (de) * 1974-12-18 1980-10-16 Reifenhaeuser Kg, 5210 Troisdorf Innenkühlvorrichtung für Kunststoffschlauchfolien, die einem an eine Schneckenstrangpresse anschließbaren Blaskopf mit Ringspaltdüse nachgeschaltet ist
US3980418A (en) * 1975-09-05 1976-09-14 Gloucester Engineering Co. Inc. Guide assembly for air-expanded thermoplastic tubes
US4112034A (en) * 1977-05-05 1978-09-05 General Electric Company Biaxial film process and rotary apparatus therefor
US4145177A (en) * 1977-12-12 1979-03-20 Gloucester Engineering Co., Inc. Air cooling ring for plastic film with independent lubricating air for film guide surface
JPS5881128A (ja) * 1981-11-09 1983-05-16 Mitsui Petrochem Ind Ltd インフレ−シヨンフイルム製造方法およびその装置
US4698196A (en) * 1985-12-24 1987-10-06 Xerox Corporation Method and apparatus for extruding creaseless thin walled tubes
CA1285114C (en) * 1985-12-24 1991-06-25 Ellis Fabian Extrusion system
US4749346A (en) * 1986-10-30 1988-06-07 Mirek Planeta Apparatus for the production of plastic film
US4929162A (en) * 1989-03-09 1990-05-29 Mirek Planeta Air rings for production of blown plastic film
US5128076A (en) * 1991-03-21 1992-07-07 Minnesota Mining And Manufacturing Company Apparatus and method for producing an elongate strip of material
US5124094A (en) * 1991-03-21 1992-06-23 Minnesota Mining And Manufacturing Company Apparatus and method for constraining a rotating tube of material
AU1675192A (en) * 1991-03-21 1992-10-21 Minnesota Mining And Manufacturing Company Apparatus for transporting an open tube of material
US5310329A (en) * 1992-02-05 1994-05-10 Cree Robert E Air shroud device for a blown film extrusion line
US5741452A (en) * 1996-05-03 1998-04-21 Baxter International Inc. Orienting extrusion processes for medical tubing applications
US6187400B1 (en) 1996-05-03 2001-02-13 Baxter International Inc. Medical tubing and pump performance enhancement by ionizing radiation during sterilization
US5932307A (en) * 1996-05-03 1999-08-03 Baxter International Inc. Oriented medical tubing
US6129876A (en) * 1996-05-03 2000-10-10 Baxter International Inc. Heat setting of medical tubings
US6036676A (en) * 1996-05-03 2000-03-14 Baxter International Inc. Surface modified polymeric material formulation
US6328716B1 (en) 1996-05-03 2001-12-11 Baxter International Inc. Method of using medical tubings in fluid administration sets
US5954702A (en) * 1996-05-03 1999-09-21 Baxter International Inc. Interface geometry for adhesive bonds
US6506333B1 (en) 1996-05-03 2003-01-14 Baxter International Inc. Method of surface modifying a medical tubing
TW480733B (en) * 2001-04-10 2002-03-21 Ind Tech Res Inst Self-aligned lightly doped drain polysilicon thin film transistor
ITMI20010897A1 (it) * 2001-04-30 2002-10-30 Odino Pontarolo Rulli di guida per calibratori di estrusione di film plastici
US7556762B2 (en) * 2003-09-17 2009-07-07 Nitto Denko Corporation Method of inflation extrusion molding, extrusion molding apparatus therefor, and process for producing pressure-sensitive adhesive sheet
DE102005032405A1 (de) * 2005-07-12 2007-01-18 Saint-Gobain Sekurit Deutschland Gmbh & Co. Kg Flexible umhüllende Längsführung für feste Gegenstände
CN108136648B (zh) * 2015-06-08 2021-08-03 温德莫勒及霍尔希尔公司 用于冷却薄膜软管的设备和方法
CN114789570A (zh) * 2022-03-24 2022-07-26 广州市普同实验分析仪器有限公司 薄膜刚性吹膜装置及其方法

Also Published As

Publication number Publication date
DE2209212A1 (de) 1972-09-21
GB1383001A (en) 1975-02-05
US3775523A (en) 1973-11-27
BE809093Q (fr) 1974-04-16
FR2128313A1 (it) 1972-10-20
CA969310A (en) 1975-06-17

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