DE3219092A1 - Verfahren und vorrichtung zur herstellung coextrudierter verbundfolien mit eingelagerten strukturierungen - Google Patents
Verfahren und vorrichtung zur herstellung coextrudierter verbundfolien mit eingelagerten strukturierungenInfo
- Publication number
- DE3219092A1 DE3219092A1 DE3219092A DE3219092A DE3219092A1 DE 3219092 A1 DE3219092 A1 DE 3219092A1 DE 3219092 A DE3219092 A DE 3219092A DE 3219092 A DE3219092 A DE 3219092A DE 3219092 A1 DE3219092 A1 DE 3219092A1
- Authority
- DE
- Germany
- Prior art keywords
- structurings
- incorporated
- structuring
- composite film
- composite films
- 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
- B29C48/03—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
- 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
- B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
-
- 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
- B29C48/20—Articles comprising two or more components, e.g. co-extruded layers the components being layers one of the layers being a strip, e.g. a partially embedded strip
-
- 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
- B29C48/304—Extrusion nozzles or dies 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
- B29C48/25—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
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
- B29C48/495—Feed-blocks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3219092A DE3219092A1 (de) | 1982-05-21 | 1982-05-21 | Verfahren und vorrichtung zur herstellung coextrudierter verbundfolien mit eingelagerten strukturierungen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3219092A DE3219092A1 (de) | 1982-05-21 | 1982-05-21 | Verfahren und vorrichtung zur herstellung coextrudierter verbundfolien mit eingelagerten strukturierungen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3219092A1 true DE3219092A1 (de) | 1983-11-24 |
DE3219092C2 DE3219092C2 (de) | 1991-02-14 |
Family
ID=6164151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3219092A Granted DE3219092A1 (de) | 1982-05-21 | 1982-05-21 | Verfahren und vorrichtung zur herstellung coextrudierter verbundfolien mit eingelagerten strukturierungen |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3219092A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0453990A2 (de) * | 1990-04-27 | 1991-10-30 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zur Herstellung von Formkörpern aus thermotropen, flüssigkristallinen Stoffen |
EP2842715A1 (de) * | 2013-08-26 | 2015-03-04 | Palo Alto Research Center Incorporated | Koextrusion von periodisch modulierten Strukturen |
WO2018091140A1 (de) * | 2016-11-18 | 2018-05-24 | Giesecke+Devrient Mobile Security Gmbh | Koextrusion von periodisch modulierten strukturen |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1109131B (de) * | 1959-08-27 | 1961-06-22 | Norddeutsche Seekabelwerke Ag | Strangpresse zum Herstellen eines Netzes aus thermoplastischem Kunststoff |
DE1124230B (de) * | 1955-11-09 | 1962-02-22 | Plastic Textile Access Ltd | Verfahren und Vorrichtung zur Herstellung eines Netzes durch Auspressen von plastischem Material |
US3172154A (en) * | 1961-09-27 | 1965-03-09 | Dow Chemical Co | Extrusion apparatus |
US3444031A (en) * | 1964-04-22 | 1969-05-13 | Dow Chemical Co | Light screens and method of making the same |
US3664789A (en) * | 1971-05-12 | 1972-05-23 | American Optical Corp | Rotary extrusion die |
-
1982
- 1982-05-21 DE DE3219092A patent/DE3219092A1/de active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1124230B (de) * | 1955-11-09 | 1962-02-22 | Plastic Textile Access Ltd | Verfahren und Vorrichtung zur Herstellung eines Netzes durch Auspressen von plastischem Material |
DE1109131B (de) * | 1959-08-27 | 1961-06-22 | Norddeutsche Seekabelwerke Ag | Strangpresse zum Herstellen eines Netzes aus thermoplastischem Kunststoff |
US3172154A (en) * | 1961-09-27 | 1965-03-09 | Dow Chemical Co | Extrusion apparatus |
US3444031A (en) * | 1964-04-22 | 1969-05-13 | Dow Chemical Co | Light screens and method of making the same |
US3664789A (en) * | 1971-05-12 | 1972-05-23 | American Optical Corp | Rotary extrusion die |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0453990A2 (de) * | 1990-04-27 | 1991-10-30 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zur Herstellung von Formkörpern aus thermotropen, flüssigkristallinen Stoffen |
EP0453990A3 (en) * | 1990-04-27 | 1993-03-17 | Hoechst Aktiengesellschaft | Method and apparatus for fabricating mouldings of thermotropic liquid crystalling materials as well as mouldings made by the method |
US5282731A (en) * | 1990-04-27 | 1994-02-01 | Hoechst Aktiengesellschaft | Apparatus for the production of moldings from thermotropic, liquid-crystalline substances |
EP2842715A1 (de) * | 2013-08-26 | 2015-03-04 | Palo Alto Research Center Incorporated | Koextrusion von periodisch modulierten Strukturen |
CN104425797A (zh) * | 2013-08-26 | 2015-03-18 | 帕洛阿尔托研究中心公司 | 周期性调制结构的共挤出 |
CN104425797B (zh) * | 2013-08-26 | 2020-04-28 | 帕洛阿尔托研究中心公司 | 周期性调制结构的共挤出 |
WO2018091140A1 (de) * | 2016-11-18 | 2018-05-24 | Giesecke+Devrient Mobile Security Gmbh | Koextrusion von periodisch modulierten strukturen |
US11370157B2 (en) | 2016-11-18 | 2022-06-28 | Giesecke+Devrient Mobile Security Gmbh | Coextrusion of periodically modulated structures |
US12070887B2 (en) | 2016-11-18 | 2024-08-27 | Giesecke+Devrient ePayments GmbH | Coextrusion of periodically modulated structures |
Also Published As
Publication number | Publication date |
---|---|
DE3219092C2 (de) | 1991-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8125 | Change of the main classification |
Ipc: B29C 47/06 |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |