IT1040269B - Miglioramenti nella produzionedi film polimeric - Google Patents

Miglioramenti nella produzionedi film polimeric

Info

Publication number
IT1040269B
IT1040269B IT7525902A IT2590275A IT1040269B IT 1040269 B IT1040269 B IT 1040269B IT 7525902 A IT7525902 A IT 7525902A IT 2590275 A IT2590275 A IT 2590275A IT 1040269 B IT1040269 B IT 1040269B
Authority
IT
Italy
Prior art keywords
polimeric
films
production
polimeric films
Prior art date
Application number
IT7525902A
Other languages
English (en)
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT1040269B publication Critical patent/IT1040269B/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
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9165—Electrostatic pinning
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. 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
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/916—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means using vacuum
    • 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
    • B29C48/07—Flat, e.g. panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
IT7525902A 1974-08-07 1975-07-29 Miglioramenti nella produzionedi film polimeric IT1040269B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3478174A GB1469983A (en) 1974-08-07 1974-08-07 Polymeric film production

Publications (1)

Publication Number Publication Date
IT1040269B true IT1040269B (it) 1979-12-20

Family

ID=10369872

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7525902A IT1040269B (it) 1974-08-07 1975-07-29 Miglioramenti nella produzionedi film polimeric

Country Status (9)

Country Link
US (1) US4038354A (it)
JP (1) JPS5522257B2 (it)
BE (1) BE832225A (it)
DE (1) DE2535330C2 (it)
FR (1) FR2281206A1 (it)
GB (1) GB1469983A (it)
IT (1) IT1040269B (it)
LU (1) LU73161A1 (it)
NL (1) NL183229C (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026028B1 (en) 1979-08-01 1983-10-12 Imperial Chemical Industries Plc Apparatus and process for extruding and quenching a thermoplastics film
JPS57195623A (en) * 1981-05-14 1982-12-01 Du Pont Method of molding polymer film
JPS58183220A (ja) * 1982-04-21 1983-10-26 Teijin Ltd 溶融重合体シ−トの冷却装置
DE3219538A1 (de) * 1982-05-25 1983-12-01 Softal Electronic GmbH, 2000 Hamburg Vorrichtung zur elektrischen vorbehandlung von nichtleitenden folien
US4668463A (en) * 1982-07-21 1987-05-26 Clopay Corporation Method of making linear low density polyethylene film
US4501712A (en) * 1982-08-20 1985-02-26 E. I. Du Pont De Nemours And Company Vacuum pinning of molten thermoplastic film to a roughened casting roll
WO1990008171A1 (en) * 1989-01-10 1990-07-26 Teijin Limited Aromatic polyester film and production thereof
US4988471A (en) * 1989-09-15 1991-01-29 Sano, Inc. Apparatus and method of forming a continuous layer of thermoplastic material
US5219585A (en) * 1990-02-23 1993-06-15 Basf Corporation Monomer exhaust system
US5088913A (en) * 1990-06-21 1992-02-18 Chambers John E Apparatus to dispose of gaseous monomer
DE4304374C1 (de) * 1993-02-13 1994-01-27 Kleinewefers Gmbh Kalander für Materialbahnen aus Papier o. dgl.
JP4636356B2 (ja) * 2001-05-28 2011-02-23 東レ株式会社 シートの製造方法
KR20180093559A (ko) 2017-02-14 2018-08-22 에스케이씨 주식회사 고분자 필름 제조를 위한 고속 캐스팅 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL125745C (it) * 1960-05-03 1900-01-01
NL285820A (it) * 1961-06-20 1900-01-01
US3154608A (en) * 1961-06-20 1964-10-27 Crown Zellerbach Corp Method and apparatus for providing optimum optical properties of polyolefins by controlling the extrusion of the material
DE1504450B1 (de) * 1963-08-06 1971-01-07 Kalle Ag Vorrichtung zum Herstellen von Folienbahnen
US3374303A (en) * 1964-02-14 1968-03-19 Crown Zellerbach Corp Method for manufacturing imprinted plastic film
US3347962A (en) * 1965-08-02 1967-10-17 Eastman Kodak Co Method and apparatus for casting a liquid composition
US3427686A (en) * 1967-04-10 1969-02-18 Celanese Corp Method and apparatus for quenching polymeric films
US3520964A (en) * 1967-07-31 1970-07-21 Crown Zellerbach Corp Method for balancing pressure applied to film-forming material in the deposition thereof onto a casting surface
LU57522A1 (it) * 1967-12-13 1970-06-11
DE1704780C3 (de) * 1967-12-13 1974-07-25 Kalle Ag, 6202 Wiesbaden-Biebrich Vorrichtung zum Herstellen von Folien aus einem thermoplastischen Hochpolymeren
US3571853A (en) * 1969-05-12 1971-03-23 Du Pont Electrostatic pinning of extruded polymeric film
BE757907A (nl) * 1969-10-30 1971-04-23 Agfa Gevaert Nv Procede voor de vervaardiging van polymeerfilm door extrusie
US3820929A (en) * 1972-12-14 1974-06-28 Celanese Corp Electrostatic pinning of polymeric film

Also Published As

Publication number Publication date
DE2535330A1 (de) 1976-02-19
JPS5141053A (it) 1976-04-06
FR2281206A1 (fr) 1976-03-05
NL7509254A (nl) 1976-02-10
JPS5522257B2 (it) 1980-06-16
BE832225A (fr) 1976-02-09
AU8318875A (en) 1977-01-20
GB1469983A (en) 1977-04-14
DE2535330C2 (de) 1982-11-04
US4038354A (en) 1977-07-26
FR2281206B1 (it) 1977-12-16
NL183229C (nl) 1988-09-01
LU73161A1 (it) 1977-01-07

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