FR1144261A - Procédé d'étirage de feuilles en matières plastiques - Google Patents
Procédé d'étirage de feuilles en matières plastiquesInfo
- Publication number
- FR1144261A FR1144261A FR1144261DA FR1144261A FR 1144261 A FR1144261 A FR 1144261A FR 1144261D A FR1144261D A FR 1144261DA FR 1144261 A FR1144261 A FR 1144261A
- Authority
- FR
- France
- Prior art keywords
- plastic sheets
- stretching plastic
- stretching
- sheets
- plastic
- 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.)
- Expired
Links
- 239000002985 plastic film Substances 0.000 title 1
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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/73—Processes of stretching
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1144261XA | 1954-12-21 | 1954-12-21 | |
US476624A US2804652A (en) | 1954-12-21 | 1954-12-21 | Method of stretching plastic materials |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1144261A true FR1144261A (fr) | 1957-10-11 |
Family
ID=26812177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1144261D Expired FR1144261A (fr) | 1954-12-21 | 1955-12-20 | Procédé d'étirage de feuilles en matières plastiques |
Country Status (2)
Country | Link |
---|---|
US (1) | US2804652A (fr) |
FR (1) | FR1144261A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1184487B (de) * | 1959-01-23 | 1964-12-31 | Hoechst Ag | Verfahren und Vorrichtung zum Breithalten von thermoplastischen Kunststoffbahnen beim Laengsrecken |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126431A (en) * | 1964-03-24 | harder etal | ||
US2877500A (en) * | 1955-06-17 | 1959-03-17 | Grace W R & Co | Process for preparing transparent polyethylene |
US2928132A (en) * | 1957-12-31 | 1960-03-15 | Du Pont | Method of producing heat-shrinkable polyethylene terephthalate film |
DE1179355B (de) * | 1958-01-08 | 1964-10-08 | Bayer Ag | Verfahren und Vorrichtung zum Verstrecken von Bahnen aus chmolekularen thermo-plastischen Kunststoffen |
US3052917A (en) * | 1959-08-10 | 1962-09-11 | Celanese Corp | Production of wrinkle-free film |
DE1221786B (de) * | 1961-12-07 | 1966-07-28 | Brueckner Trocknerbau Inh Gern | Vorrichtung zum Recken einer Folienbahn aus thermoplastischem Kunststoff in Laengsrichtung |
US3208100A (en) * | 1962-10-15 | 1965-09-28 | Bevis Ind Inc | Longitudinal web stretching machine |
US4476073A (en) * | 1982-12-29 | 1984-10-09 | Mobil Oil Corporation | Process and system for orienting layered polymer films |
US7573637B2 (en) * | 2004-08-03 | 2009-08-11 | Seiko Epson Corporation | Intrinsic polarizer and method of manufacturing an intrinsic polarizer |
US20080085383A1 (en) * | 2006-10-06 | 2008-04-10 | 3M Innovative Properties Company | Processes for improved optical films |
US20080083998A1 (en) * | 2006-10-06 | 2008-04-10 | 3M Innovative Properties Company | Multiple draw gap length orientation process |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE470908A (fr) * | 1941-12-22 | |||
US2335190A (en) * | 1942-07-29 | 1943-11-23 | Henry D Minich | Stretched laminated product and process for making it |
US2547763A (en) * | 1947-11-12 | 1951-04-03 | Polaroid Corp | Method of stretching continuous materials such as sheeting and the like |
-
1954
- 1954-12-21 US US476624A patent/US2804652A/en not_active Expired - Lifetime
-
1955
- 1955-12-20 FR FR1144261D patent/FR1144261A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1184487B (de) * | 1959-01-23 | 1964-12-31 | Hoechst Ag | Verfahren und Vorrichtung zum Breithalten von thermoplastischen Kunststoffbahnen beim Laengsrecken |
Also Published As
Publication number | Publication date |
---|---|
US2804652A (en) | 1957-09-03 |
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