FR2049046A1 - - Google Patents

Info

Publication number
FR2049046A1
FR2049046A1 FR7027021A FR7027021A FR2049046A1 FR 2049046 A1 FR2049046 A1 FR 2049046A1 FR 7027021 A FR7027021 A FR 7027021A FR 7027021 A FR7027021 A FR 7027021A FR 2049046 A1 FR2049046 A1 FR 2049046A1
Authority
FR
France
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.)
Granted
Application number
FR7027021A
Other languages
French (fr)
Other versions
FR2049046B1 (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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2049046A1 publication Critical patent/FR2049046A1/fr
Application granted granted Critical
Publication of FR2049046B1 publication Critical patent/FR2049046B1/fr
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 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
    • B29C48/9165—Electrostatic pinning
FR707027021A 1969-08-04 1970-07-22 Expired FR2049046B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84723969A 1969-08-04 1969-08-04

Publications (2)

Publication Number Publication Date
FR2049046A1 true FR2049046A1 (en) 1971-03-26
FR2049046B1 FR2049046B1 (en) 1973-02-02

Family

ID=25300151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707027021A Expired FR2049046B1 (en) 1969-08-04 1970-07-22

Country Status (7)

Country Link
BE (1) BE754032A (en)
CA (1) CA922665A (en)
DE (1) DE2038718A1 (en)
FR (1) FR2049046B1 (en)
GB (1) GB1312519A (en)
LU (1) LU61460A1 (en)
NL (1) NL7011481A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2323513A1 (en) * 1973-01-18 1977-04-08 Mitsubishi Plastics Ind PROCESS FOR PREPARING A FILM CONSTITUTED BY A LINEAR POLYESTER RESIN

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536367A (en) * 1976-07-06 1978-01-20 Fuji Photo Film Co Ltd Method of producing sheet
EP0037844A1 (en) * 1980-04-16 1981-10-21 Erich Pagendarm Process and apparatus for heat exchange between a web and its moving support
JPS5863415A (en) * 1981-10-13 1983-04-15 Teijin Ltd Quenching device for melted polymer sheet
KR960007293B1 (en) * 1988-06-23 1996-05-30 도오레 가부시기가이샤 Process for producing polyester film
JPH0611804B2 (en) * 1989-03-01 1994-02-16 東レ株式会社 Surface treatment method for thermoplastic film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2323513A1 (en) * 1973-01-18 1977-04-08 Mitsubishi Plastics Ind PROCESS FOR PREPARING A FILM CONSTITUTED BY A LINEAR POLYESTER RESIN

Also Published As

Publication number Publication date
LU61460A1 (en) 1971-09-24
FR2049046B1 (en) 1973-02-02
NL7011481A (en) 1971-02-08
BE754032A (en) 1970-12-31
DE2038718A1 (en) 1971-04-29
CA922665A (en) 1973-03-13
GB1312519A (en) 1973-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse