IT1230516B - Blocco di trafile per l'estrusione di un foglio o lastra a piu' strati di materiale sintetico termoplastico. - Google Patents
Blocco di trafile per l'estrusione di un foglio o lastra a piu' strati di materiale sintetico termoplastico.Info
- Publication number
- IT1230516B IT1230516B IT8822278A IT2227888A IT1230516B IT 1230516 B IT1230516 B IT 1230516B IT 8822278 A IT8822278 A IT 8822278A IT 2227888 A IT2227888 A IT 2227888A IT 1230516 B IT1230516 B IT 1230516B
- Authority
- IT
- Italy
- Prior art keywords
- sheet
- trafile
- extrusion
- block
- thermoplastic material
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
-
- 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
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873734883 DE3734883A1 (de) | 1987-10-15 | 1987-10-15 | Werkzeugblock fuer das strangpressen einer folie oder platte aus thermoplastischem kunststoff |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8822278A0 IT8822278A0 (it) | 1988-10-12 |
IT1230516B true IT1230516B (it) | 1991-10-25 |
Family
ID=6338371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8822278A IT1230516B (it) | 1987-10-15 | 1988-10-12 | Blocco di trafile per l'estrusione di un foglio o lastra a piu' strati di materiale sintetico termoplastico. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4880370A (it) |
JP (1) | JPH01206019A (it) |
DE (1) | DE3734883A1 (it) |
IT (1) | IT1230516B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3927254A1 (de) * | 1989-08-18 | 1991-02-21 | Reifenhaeuser Masch | Verfahren und spinnduesenaggregat fuer die herstellung von kunststoff-faeden und/oder kunststoff-fasern im zuge der herstellung von einem spinnvlies aus thermoplastischem kunststoff |
DE3929002A1 (de) * | 1989-09-01 | 1991-03-14 | Schmidt Erwepa Maschf | Vorrichtung zum extrudieren von kunststoff-mehrschichtfolien oder -platten |
JP2968579B2 (ja) * | 1990-04-17 | 1999-10-25 | 三菱樹脂株式会社 | 固化押出板の成形方法 |
DE4020950A1 (de) * | 1990-06-30 | 1992-01-02 | Berstorff Gmbh Masch Hermann | Coextrusionswerkzeug |
US5141691A (en) * | 1991-09-16 | 1992-08-25 | Champion International Corporation | Feedlock and method for extruding planar laminates |
US5234649A (en) * | 1992-06-15 | 1993-08-10 | The Cloeren Company | End feed extrusion |
US5375990A (en) * | 1992-09-10 | 1994-12-27 | Extrusion Dies, Inc. | Feed block for coextrusion apparatus |
DE69435173D1 (de) | 1993-12-21 | 2009-01-15 | Minnesota Mining & Mfg | Mehrschichtiger optischer Film |
US5780067A (en) * | 1996-09-10 | 1998-07-14 | Extrusion Dies, Inc. | Adjustable coextrusion feedblock |
US6808658B2 (en) * | 1998-01-13 | 2004-10-26 | 3M Innovative Properties Company | Method for making texture multilayer optical films |
DE19802646C1 (de) * | 1998-01-24 | 2000-02-17 | Heinz Gros | Verfahren zur Herstellung einer mehrschichtigen Bahn mit geringen Schichtdickentoleranzen |
US6626206B1 (en) | 2000-01-20 | 2003-09-30 | Extrusion Dies, Inc. | Feedblock for adjusting the dimensions of a set of co-extruded layers of a multi-layer sheet |
US6565344B2 (en) * | 2001-03-09 | 2003-05-20 | Nordson Corporation | Apparatus for producing multi-component liquid filaments |
DE10162353A1 (de) * | 2001-12-18 | 2003-07-03 | Roehm Gmbh | Extrusionsdüse für Folien oder Platten mit seitlicher Schmelzeeinspeisung |
RU2454326C2 (ru) | 2007-06-27 | 2012-06-27 | Секисуй Кемикал Ко., Лтд. | Устройство и способ изготовления сложного промежуточного слоя для безосколочного стекла |
WO2011119309A2 (en) * | 2010-03-25 | 2011-09-29 | 3M Innovative Properties Company | Feedblock for making multilayered films |
KR20150137447A (ko) * | 2014-05-29 | 2015-12-09 | 삼성전자주식회사 | 필름 제조용 슬롯 다이 |
FR3080997B1 (fr) * | 2018-05-14 | 2020-05-08 | Compagnie Generale Des Etablissements Michelin | Installation d'extrusion pour des profiles complexes en melanges elastomeriques |
JP7213275B2 (ja) | 2021-01-08 | 2023-01-26 | 日本碍子株式会社 | 押出成形用ダイ及び押出成形機 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT557307A (it) * | 1955-02-23 | 1900-01-01 | ||
US3005440A (en) * | 1959-01-08 | 1961-10-24 | Eastman Kodak Co | Multiple coating apparatus |
FR1590375A (it) * | 1967-11-09 | 1970-04-13 | ||
US3559239A (en) * | 1968-02-27 | 1971-02-02 | American Can Co | Multilayer extrusion die |
US3547682A (en) * | 1968-03-15 | 1970-12-15 | Hercules Inc | Composite polyolefin extrusion coating of substrates |
US3583032A (en) * | 1968-06-04 | 1971-06-08 | Beloit Corp | Apparatus for casting multi-layer composite film |
US3884606A (en) * | 1971-10-01 | 1975-05-20 | Dow Chemical Co | Apparatus for multilayer coextrusion of sheet or film |
DE2211394A1 (de) * | 1972-03-09 | 1973-09-20 | Flamuco Gmbh Vereinigte Farben | Verfahren und vorrichtung zum verarbeiten von selbsthaertenden formmassen |
DE2622011A1 (de) * | 1976-05-18 | 1977-12-08 | Troester Maschf Paul | Spritzkopf |
US4094947A (en) * | 1976-09-03 | 1978-06-13 | The Dow Chemical Company | Multilayer coextrusion process for producing selective reflectivity |
JPS5413466A (en) * | 1977-07-04 | 1979-01-31 | Chiyoda Chem Eng & Constr Co Ltd | Treating method for contaminated soil or sludge |
IT1123875B (it) * | 1979-10-17 | 1986-04-30 | Pirelli | Testa di estrusione piana |
US4669965A (en) * | 1983-09-08 | 1987-06-02 | Kabushiki Kaisha Plastic Kogaku Kenkyusho | Multi-layer extrusion die |
-
1987
- 1987-10-15 DE DE19873734883 patent/DE3734883A1/de active Granted
-
1988
- 1988-10-12 IT IT8822278A patent/IT1230516B/it active
- 1988-10-14 US US07/258,282 patent/US4880370A/en not_active Expired - Fee Related
- 1988-10-14 JP JP63257440A patent/JPH01206019A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3734883A1 (de) | 1989-04-27 |
US4880370A (en) | 1989-11-14 |
IT8822278A0 (it) | 1988-10-12 |
DE3734883C2 (it) | 1989-10-05 |
JPH01206019A (ja) | 1989-08-18 |
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