JPS5235271A - Method of improving distribution of thickness by debit method in manufacturing of elongation sheet from thermoplastic plastic and its apparatus - Google Patents
Method of improving distribution of thickness by debit method in manufacturing of elongation sheet from thermoplastic plastic and its apparatusInfo
- Publication number
- JPS5235271A JPS5235271A JP51109728A JP10972876A JPS5235271A JP S5235271 A JPS5235271 A JP S5235271A JP 51109728 A JP51109728 A JP 51109728A JP 10972876 A JP10972876 A JP 10972876A JP S5235271 A JPS5235271 A JP S5235271A
- Authority
- JP
- Japan
- Prior art keywords
- manufacturing
- thickness
- thermoplastic plastic
- debit
- improving distribution
- 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.)
- Pending
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
- 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
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/91—Heating, e.g. for cross linking
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752540629 DE2540629B2 (en) | 1975-09-12 | 1975-09-12 | PROCESS AND DEVICE FOR LONGITUDINAL STRETCHING A FILM MADE OF THERMOPLASTIC PLASTIC |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5235271A true JPS5235271A (en) | 1977-03-17 |
Family
ID=5956265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51109728A Pending JPS5235271A (en) | 1975-09-12 | 1976-09-13 | Method of improving distribution of thickness by debit method in manufacturing of elongation sheet from thermoplastic plastic and its apparatus |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5235271A (en) |
DE (1) | DE2540629B2 (en) |
FR (1) | FR2323515A1 (en) |
LU (1) | LU75771A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57186827A (en) * | 1981-05-11 | 1982-11-17 | Tektronix Inc | Digital-to-analog converter |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004004084A1 (en) * | 2004-01-27 | 2005-08-18 | Treofan Germany Gmbh & Co.Kg | Method and device for longitudinal stretching of a film web |
-
1975
- 1975-09-12 DE DE19752540629 patent/DE2540629B2/en not_active Ceased
-
1976
- 1976-09-10 LU LU75771A patent/LU75771A1/xx unknown
- 1976-09-10 FR FR7627253A patent/FR2323515A1/en active Granted
- 1976-09-13 JP JP51109728A patent/JPS5235271A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57186827A (en) * | 1981-05-11 | 1982-11-17 | Tektronix Inc | Digital-to-analog converter |
JPS6348454B2 (en) * | 1981-05-11 | 1988-09-29 | Tektronix Inc |
Also Published As
Publication number | Publication date |
---|---|
LU75771A1 (en) | 1978-05-12 |
DE2540629B2 (en) | 1977-10-06 |
FR2323515B1 (en) | 1978-10-20 |
DE2540629A1 (de) | 1977-03-24 |
FR2323515A1 (en) | 1977-04-08 |
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