FR2323514B1 - - Google Patents

Info

Publication number
FR2323514B1
FR2323514B1 FR7627095A FR7627095A FR2323514B1 FR 2323514 B1 FR2323514 B1 FR 2323514B1 FR 7627095 A FR7627095 A FR 7627095A FR 7627095 A FR7627095 A FR 7627095A FR 2323514 B1 FR2323514 B1 FR 2323514B1
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.)
Expired
Application number
FR7627095A
Other languages
French (fr)
Other versions
FR2323514A1 (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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of FR2323514A1 publication Critical patent/FR2323514A1/en
Application granted granted Critical
Publication of FR2323514B1 publication Critical patent/FR2323514B1/fr
Granted 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/10—Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment
    • 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
    • B29C48/915—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T19/00—Devices providing for corona discharge
FR7627095A 1975-09-12 1976-09-09 SURFACE TREATMENT PROCESS FOR STRIPS OF LEAVES, ESPECIALLY FOR CORONA DISCHARGE INSTALLATION Granted FR2323514A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE752540681A DE2540681C3 (en) 1975-09-12 1975-09-12 Device for the surface treatment of foil webs by means of electrical discharges

Publications (2)

Publication Number Publication Date
FR2323514A1 FR2323514A1 (en) 1977-04-08
FR2323514B1 true FR2323514B1 (en) 1980-08-01

Family

ID=5956296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627095A Granted FR2323514A1 (en) 1975-09-12 1976-09-09 SURFACE TREATMENT PROCESS FOR STRIPS OF LEAVES, ESPECIALLY FOR CORONA DISCHARGE INSTALLATION

Country Status (6)

Country Link
DE (1) DE2540681C3 (en)
FR (1) FR2323514A1 (en)
GB (1) GB1561767A (en)
IT (1) IT1076812B (en)
LU (1) LU75772A1 (en)
NL (1) NL186562C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3203806A1 (en) * 1982-02-04 1983-08-11 Hoechst Ag, 6230 Frankfurt METHOD AND DEVICE FOR TREATING THE SURFACE OF FILM COATINGS BY MEANS OF ELECTRIC CORONA DISCHARGE
DE3209114C2 (en) * 1982-03-12 1988-12-22 AOE Plastic GmbH, 8000 München Method and device for the treatment of air cushion films
DE3219538A1 (en) * 1982-05-25 1983-12-01 Softal Electronic GmbH, 2000 Hamburg DEVICE FOR THE ELECTRICAL PRE-TREATMENT OF NON-CONDUCTIVE FILMS

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2916620A (en) * 1956-10-26 1959-12-08 Horace Dawson Electrostatic discharge treating apparatus
US2879396A (en) * 1957-05-03 1959-03-24 Plastics-treating apparatus
US3308045A (en) * 1962-10-16 1967-03-07 Monsanto Co Process and apparatus for treating plastics
FR1445321A (en) * 1964-08-26 1966-07-08 Grace W R & Co Apparatus for processing films by electric discharge
US3348041A (en) * 1964-12-30 1967-10-17 Union Carbide Corp Apparatus for the corona discharge treatment of plastic surfaces having an adjustable length electrode assembly
NL7203797A (en) * 1972-03-22 1973-09-25
GB1409786A (en) * 1972-05-12 1975-10-15 Ici Ltd Quenching of polymeric film
GB1446596A (en) * 1973-02-07 1976-08-18 Ici Ltd Casting of polymeric film

Also Published As

Publication number Publication date
GB1561767A (en) 1980-03-05
DE2540681A1 (en) 1977-03-24
IT1076812B (en) 1985-04-27
NL186562B (en) 1990-08-01
DE2540681B2 (en) 1978-07-06
NL186562C (en) 1991-01-02
FR2323514A1 (en) 1977-04-08
DE2540681C3 (en) 1979-03-08
NL7610022A (en) 1977-03-15
LU75772A1 (en) 1978-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse