FR2436663A1 - Procede de fabrication de pastilles de matieres thermoplastiques - Google Patents
Procede de fabrication de pastilles de matieres thermoplastiquesInfo
- Publication number
- FR2436663A1 FR2436663A1 FR7921283A FR7921283A FR2436663A1 FR 2436663 A1 FR2436663 A1 FR 2436663A1 FR 7921283 A FR7921283 A FR 7921283A FR 7921283 A FR7921283 A FR 7921283A FR 2436663 A1 FR2436663 A1 FR 2436663A1
- Authority
- FR
- France
- Prior art keywords
- thermoplastic materials
- tablets
- manufacture
- pellets
- solid
- 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
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
- B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
-
- 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
- B29C48/94—Lubricating
-
- 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
- B29C48/04—Particle-shaped
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Medicinal Preparation (AREA)
Abstract
L'INVENTION EST RELATIVE A UN PROCEDE DE FABRICATION DE PASTILLES DE MATIERES THERMOPLASTIQUES. ON OBTIENT DES PASTILLES DE RESINES DE POLYOLEFINES, EN UTILISANT UN APPAREIL DE PASTILLAGE COMPORTANT DES FILIERES QUI SONT ENROBEES PAR UNE MINCE COUCHE D'UN LUBRIFIANT SOLIDE, FINEMENT SUBDIVISE, TEL QUE DU DISULFURE DE MOLYBDENE OU DE PREFERENCE DU GRAPHITE, QUE L'ON APPLIQUE AUX SURFACES DES FILIERES PAR UN BOMBARDEMENT CROISE D'UN OU DE COURANTS DE CE LUBRIFIANT SOLIDE SOUS PRESSION. ON OBTIENT DES PASTILLES D'UNE PLUS GRANDE UNIFORMITE ET NE PRESENTANT PRATIQUEMENT PAS DE DEFORMATIONS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/944,837 US4331623A (en) | 1978-09-22 | 1978-09-22 | Polymer flow through die |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2436663A1 true FR2436663A1 (fr) | 1980-04-18 |
FR2436663B1 FR2436663B1 (fr) | 1983-04-29 |
Family
ID=25482155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7921283A Granted FR2436663A1 (fr) | 1978-09-22 | 1979-08-23 | Procede de fabrication de pastilles de matieres thermoplastiques |
Country Status (6)
Country | Link |
---|---|
US (1) | US4331623A (fr) |
JP (1) | JPS5546924A (fr) |
DE (1) | DE2938120C2 (fr) |
FR (1) | FR2436663A1 (fr) |
GB (1) | GB2030922B (fr) |
NO (1) | NO156042C (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57123915U (fr) * | 1981-01-29 | 1982-08-02 | ||
DE3220574A1 (de) * | 1982-06-01 | 1983-12-01 | Siemens AG, 1000 Berlin und 8000 München | Leitradloser axialventilator, insbesondere fuer elektromotorisch angetriebene kraftfahrzeug-kuehlerventilatoren |
GB8311035D0 (en) * | 1983-04-22 | 1983-05-25 | Mead Corp | Spacing and conveying articles in packaging machine |
US5089200A (en) * | 1989-10-06 | 1992-02-18 | E. I. Dupont De Nemours And Company | Process for melt extrusion of polymers |
JPH0592498U (ja) * | 1992-05-25 | 1993-12-17 | 自動車電機工業株式会社 | ラジエータ冷却用ファン |
US5507991A (en) * | 1994-10-18 | 1996-04-16 | Mudd; John R. | Extrusion method for producing FD&C dyes |
GB0403098D0 (en) * | 2004-02-12 | 2004-03-17 | Euro Celtique Sa | Extrusion |
WO2007064580A2 (fr) * | 2005-11-28 | 2007-06-07 | Gala Industries, Inc. | Appareil et procede destines au traitement controle de pelletisation |
DE102006027216A1 (de) * | 2006-06-12 | 2007-12-13 | Pro-Tech Beratungs- Und Entwicklungs Gmbh | Kunststoff-Regranuliermaschine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2705669A (en) * | 1952-07-02 | 1955-04-05 | Eutectic Welding Alloys | Method and tool for shaping thermoplastic materials |
GB868422A (en) * | 1958-11-28 | 1961-05-17 | Ici Ltd | Improvements in and relating to the production of pellets from particulate solid materials |
US3644133A (en) * | 1969-11-19 | 1972-02-22 | Lubrication Sciences Inc | Layer lattice structured dry lubricant coating method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3100724A (en) * | 1958-09-22 | 1963-08-13 | Microseal Products Inc | Device for treating the surface of a workpiece |
US3060511A (en) * | 1958-11-28 | 1962-10-30 | Ici Ltd | Production of pellets from particulate solid materials |
US3436449A (en) * | 1966-02-03 | 1969-04-01 | Ici Ltd | Granulation of theromplastic materials |
-
1978
- 1978-09-22 US US05/944,837 patent/US4331623A/en not_active Expired - Lifetime
-
1979
- 1979-08-23 FR FR7921283A patent/FR2436663A1/fr active Granted
- 1979-09-18 GB GB7932315A patent/GB2030922B/en not_active Expired
- 1979-09-19 JP JP11946379A patent/JPS5546924A/ja active Granted
- 1979-09-20 DE DE2938120A patent/DE2938120C2/de not_active Expired
- 1979-09-21 NO NO793043A patent/NO156042C/no unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2705669A (en) * | 1952-07-02 | 1955-04-05 | Eutectic Welding Alloys | Method and tool for shaping thermoplastic materials |
GB868422A (en) * | 1958-11-28 | 1961-05-17 | Ici Ltd | Improvements in and relating to the production of pellets from particulate solid materials |
US3644133A (en) * | 1969-11-19 | 1972-02-22 | Lubrication Sciences Inc | Layer lattice structured dry lubricant coating method |
Non-Patent Citations (2)
Title |
---|
CA1974 * |
CA1977 * |
Also Published As
Publication number | Publication date |
---|---|
US4331623A (en) | 1982-05-25 |
NO793043L (no) | 1980-03-25 |
DE2938120C2 (de) | 1983-01-20 |
GB2030922A (en) | 1980-04-16 |
JPS5546924A (en) | 1980-04-02 |
NO156042B (no) | 1987-04-06 |
NO156042C (no) | 1987-07-15 |
DE2938120A1 (de) | 1980-04-03 |
JPS5530963B2 (fr) | 1980-08-14 |
GB2030922B (en) | 1982-09-29 |
FR2436663B1 (fr) | 1983-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
TP | Transmission of property | ||
CD | Change of name or company name | ||
ST | Notification of lapse |