FR2306064A1 - Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procede - Google Patents
Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procedeInfo
- Publication number
- FR2306064A1 FR2306064A1 FR7609277A FR7609277A FR2306064A1 FR 2306064 A1 FR2306064 A1 FR 2306064A1 FR 7609277 A FR7609277 A FR 7609277A FR 7609277 A FR7609277 A FR 7609277A FR 2306064 A1 FR2306064 A1 FR 2306064A1
- Authority
- FR
- France
- Prior art keywords
- irregularity
- implementing
- manufacturing
- thermoplastic resin
- reduced thickness
- 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.)
- Granted
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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
-
- 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
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Moulding By Coating Moulds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50038588A JPS5835131B2 (ja) | 1975-04-01 | 1975-04-01 | 熱可塑性樹脂フイルムの製造装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2306064A1 true FR2306064A1 (fr) | 1976-10-29 |
FR2306064B1 FR2306064B1 (fr) | 1978-11-17 |
Family
ID=12529448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7609277A Granted FR2306064A1 (fr) | 1975-04-01 | 1976-03-31 | Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procede |
Country Status (7)
Country | Link |
---|---|
US (1) | US4129630A (fr) |
JP (1) | JPS5835131B2 (fr) |
CA (1) | CA1062426A (fr) |
DE (1) | DE2613094A1 (fr) |
FR (1) | FR2306064A1 (fr) |
GB (1) | GB1503092A (fr) |
NL (1) | NL169283C (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4332543A (en) * | 1980-09-15 | 1982-06-01 | Monsanto Company | Extrusion die with melt flow control |
US4668463A (en) * | 1982-07-21 | 1987-05-26 | Clopay Corporation | Method of making linear low density polyethylene film |
JPH0272923A (ja) * | 1988-09-08 | 1990-03-13 | Fuji Photo Film Co Ltd | 熱可塑性重合体フィルムの製造方法 |
US5494619A (en) | 1994-10-18 | 1996-02-27 | Eastman Kodak Company | Improved electrostatic pinning method |
US5674440A (en) * | 1995-05-05 | 1997-10-07 | Graham Engineering Corporation | Die head with adjustable mandrel and method |
DE102006012297A1 (de) * | 2006-03-15 | 2007-09-20 | Breyer Gmbh Maschinenfabrik | Verfahren zum Betreiben von Extrusionsanlagen zum Extrudieren von thermoplastischen Kunststoffen |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2047669A5 (fr) * | 1969-05-12 | 1971-03-12 | Du Pont | |
US3795474A (en) * | 1972-03-08 | 1974-03-05 | Du Pont | Molten thermoplastic web quenching apparatus |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3655307A (en) * | 1970-03-23 | 1972-04-11 | Du Pont | Electrostatic pinning of dielectric film |
US3686374A (en) * | 1970-03-23 | 1972-08-22 | Du Pont | Gas assisted electrostatic pinning |
US3660549A (en) * | 1970-03-23 | 1972-05-02 | Du Pont | Electrostatic pinning of dielectric film |
BE792198A (fr) * | 1971-12-02 | 1973-06-01 | Du Pont | Epinglage electrostatique de pellicules de polymere |
US3779682A (en) * | 1972-03-08 | 1973-12-18 | Du Pont | Quenching molten thermoplastic film |
US3904725A (en) * | 1972-03-08 | 1975-09-09 | Du Pont | Quenching molten thermoplastic film |
US3819775A (en) * | 1972-08-15 | 1974-06-25 | R Mules | Method of making polymeric film |
US3820929A (en) * | 1972-12-14 | 1974-06-28 | Celanese Corp | Electrostatic pinning of polymeric film |
-
1975
- 1975-04-01 JP JP50038588A patent/JPS5835131B2/ja not_active Expired
-
1976
- 1976-03-26 DE DE19762613094 patent/DE2613094A1/de active Pending
- 1976-03-29 US US05/671,380 patent/US4129630A/en not_active Expired - Lifetime
- 1976-03-30 GB GB12795/76A patent/GB1503092A/en not_active Expired
- 1976-03-31 CA CA249,308A patent/CA1062426A/fr not_active Expired
- 1976-03-31 FR FR7609277A patent/FR2306064A1/fr active Granted
- 1976-04-01 NL NLAANVRAGE7603402,A patent/NL169283C/xx not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2047669A5 (fr) * | 1969-05-12 | 1971-03-12 | Du Pont | |
US3795474A (en) * | 1972-03-08 | 1974-03-05 | Du Pont | Molten thermoplastic web quenching apparatus |
Also Published As
Publication number | Publication date |
---|---|
NL169283C (nl) | 1982-07-01 |
NL169283B (nl) | 1982-02-01 |
JPS5835131B2 (ja) | 1983-08-01 |
DE2613094A1 (de) | 1976-10-14 |
FR2306064B1 (fr) | 1978-11-17 |
CA1062426A (fr) | 1979-09-18 |
US4129630A (en) | 1978-12-12 |
NL7603402A (nl) | 1976-10-05 |
GB1503092A (en) | 1978-03-08 |
JPS51114466A (en) | 1976-10-08 |
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