GB946097A - Method and apparatus for controlling extrusion of material - Google Patents

Method and apparatus for controlling extrusion of material

Info

Publication number
GB946097A
GB946097A GB16323/62A GB1632362A GB946097A GB 946097 A GB946097 A GB 946097A GB 16323/62 A GB16323/62 A GB 16323/62A GB 1632362 A GB1632362 A GB 1632362A GB 946097 A GB946097 A GB 946097A
Authority
GB
United Kingdom
Prior art keywords
roll
extrusion
inch
film
slit
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
GB16323/62A
Other languages
English (en)
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.)
Fort James Corp
Original Assignee
Crown Zellerbach 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
Priority claimed from US118362A external-priority patent/US3154608A/en
Application filed by Crown Zellerbach Corp filed Critical Crown Zellerbach Corp
Priority claimed from FR918107A external-priority patent/FR1359129A/fr
Priority claimed from CH1450362A external-priority patent/CH385481A/fr
Publication of GB946097A publication Critical patent/GB946097A/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
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/9175—Cooling of flat articles, e.g. using specially adapted supporting means by interposing a fluid layer between the supporting means and the flat article
    • 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 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB16323/62A 1961-06-20 1962-04-30 Method and apparatus for controlling extrusion of material Expired GB946097A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US118362A US3154608A (en) 1961-06-20 1961-06-20 Method and apparatus for providing optimum optical properties of polyolefins by controlling the extrusion of the material
FR918107A FR1359129A (fr) 1962-12-10 1962-12-10 Procédé et appareil pour régler l'extrusion de matière plastique
CH1450362A CH385481A (fr) 1962-12-11 1962-12-11 Procédé de réglage du dépôt continu d'une matière sur une surface en mouvement et appareil pour la mise en oeuvre du procédé

Publications (1)

Publication Number Publication Date
GB946097A true GB946097A (en) 1964-01-08

Family

ID=27177186

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16323/62A Expired GB946097A (en) 1961-06-20 1962-04-30 Method and apparatus for controlling extrusion of material

Country Status (2)

Country Link
GB (1) GB946097A (cg-RX-API-DMAC7.html)
NL (1) NL285820A (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2535330A1 (de) * 1974-08-07 1976-02-19 Ici Ltd Verfahren und vorrichtung zum extrudieren und abschrecken einer polymeren folie
JPS51137465U (cg-RX-API-DMAC7.html) * 1975-04-30 1976-11-06
CN117962206A (zh) * 2024-01-22 2024-05-03 安徽名汇新材料科技有限公司 一种用于聚丙烯干法双拉锂电池隔膜生产装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2535330A1 (de) * 1974-08-07 1976-02-19 Ici Ltd Verfahren und vorrichtung zum extrudieren und abschrecken einer polymeren folie
JPS51137465U (cg-RX-API-DMAC7.html) * 1975-04-30 1976-11-06
CN117962206A (zh) * 2024-01-22 2024-05-03 安徽名汇新材料科技有限公司 一种用于聚丙烯干法双拉锂电池隔膜生产装置

Also Published As

Publication number Publication date
NL285820A (cg-RX-API-DMAC7.html) 1900-01-01

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