IT1158194B - Perfezionamento negli stampi per la estrusione di polimeri - Google Patents
Perfezionamento negli stampi per la estrusione di polimeriInfo
- Publication number
- IT1158194B IT1158194B IT52491/78A IT5249178A IT1158194B IT 1158194 B IT1158194 B IT 1158194B IT 52491/78 A IT52491/78 A IT 52491/78A IT 5249178 A IT5249178 A IT 5249178A IT 1158194 B IT1158194 B IT 1158194B
- Authority
- IT
- Italy
- Prior art keywords
- molds
- extrusion
- polymers
- improvement
- Prior art date
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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/695—Flow dividers, e.g. breaker plates
-
- 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
- B29C48/05—Filamentary, e.g. strands
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB12778 | 1978-01-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7852491A0 IT7852491A0 (it) | 1978-12-29 |
IT1158194B true IT1158194B (it) | 1987-02-18 |
Family
ID=9698892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52491/78A IT1158194B (it) | 1978-01-04 | 1978-12-29 | Perfezionamento negli stampi per la estrusione di polimeri |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2847627A1 (it) |
FR (1) | FR2413966A1 (it) |
IT (1) | IT1158194B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0091235A3 (en) * | 1982-04-03 | 1984-10-17 | Polyolefine Fibres & Engineering Company Limited | Improvements in or relating to die heads for extruding plastics materials |
US4990293A (en) * | 1987-11-09 | 1991-02-05 | Regents Of The University Of Minnesota | Process of and apparatus for extruding a reactive polymer mixture |
DE3816188A1 (de) * | 1988-05-11 | 1989-11-23 | Hofstetter Ag Otto | Verfahren zur durchmischung eines fluessigen gutes |
US4945807A (en) * | 1988-08-29 | 1990-08-07 | Apv Chemical Machinery, Inc. | Method and apparatus for processing potentially explosive and sensitive materials for forming longitudinally perforated extrudate strands |
NL9201457A (nl) * | 1992-08-14 | 1994-03-01 | Rollepaal B V Maschf De | Verdeelkop voor het uit één of meer stromen geëxtrudeerd thermoplastisch kunststofmateriaal vormen van een buisvormig profiel. |
DE102007030677B4 (de) | 2007-07-02 | 2009-05-07 | W. Müller GmbH | Mehrfachextrusionskopf |
DE102017103889A1 (de) | 2017-02-24 | 2018-08-30 | Dr. Collin Gmbh | Schmelzekanal und Extrusionsvorrichtung |
-
1978
- 1978-11-02 DE DE19782847627 patent/DE2847627A1/de not_active Withdrawn
- 1978-12-29 IT IT52491/78A patent/IT1158194B/it active
-
1979
- 1979-01-04 FR FR7900145A patent/FR2413966A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2413966B3 (it) | 1981-10-02 |
IT7852491A0 (it) | 1978-12-29 |
DE2847627A1 (de) | 1979-07-05 |
FR2413966A1 (fr) | 1979-08-03 |
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