JPS5772819A - Manufacture of cloudy film - Google Patents
Manufacture of cloudy filmInfo
- Publication number
- JPS5772819A JPS5772819A JP56102338A JP10233881A JPS5772819A JP S5772819 A JPS5772819 A JP S5772819A JP 56102338 A JP56102338 A JP 56102338A JP 10233881 A JP10233881 A JP 10233881A JP S5772819 A JPS5772819 A JP S5772819A
- Authority
- JP
- Japan
- Prior art keywords
- manufacture
- cloudy film
- cloudy
- film
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/14—Organic dielectrics
- H01G4/18—Organic dielectrics of synthetic material, e.g. derivatives of cellulose
-
- 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
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
-
- 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
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Laminated Bodies (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Organic Insulating Materials (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55407075A | 1975-02-28 | 1975-02-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5772819A true JPS5772819A (en) | 1982-05-07 |
JPS626977B2 JPS626977B2 (en) | 1987-02-14 |
Family
ID=24211948
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51018534A Expired JPS6012217B2 (en) | 1975-02-28 | 1976-02-24 | Polypropylene film and capacitor |
JP56102338A Granted JPS5772819A (en) | 1975-02-28 | 1981-07-02 | Manufacture of cloudy film |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51018534A Expired JPS6012217B2 (en) | 1975-02-28 | 1976-02-24 | Polypropylene film and capacitor |
Country Status (7)
Country | Link |
---|---|
JP (2) | JPS6012217B2 (en) |
CA (1) | CA1053339A (en) |
DE (2) | DE2601810A1 (en) |
FI (1) | FI64534C (en) |
FR (1) | FR2408449A1 (en) |
GB (2) | GB1542672A (en) |
IT (1) | IT1055895B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4185148A (en) * | 1976-05-17 | 1980-01-22 | Mitsubishi Rayon Company Limited | Process for producing the polypropylene film for electrical appliances |
JPS5337774A (en) * | 1976-09-20 | 1978-04-07 | Toray Industries | Method of producing roughened polypropylene film |
DE2851557C2 (en) | 1978-11-29 | 1982-04-01 | Hoechst Ag, 6000 Frankfurt | Biaxially stretched polypropylene composite film for use as an electrical insulating film |
DE2942298C2 (en) * | 1979-10-19 | 1985-06-13 | Hoechst Ag, 6230 Frankfurt | Process for the production of a rough polypropylene electrical insulation film |
JPS56131921A (en) * | 1980-03-19 | 1981-10-15 | Sumitomo Chemical Co | Oil-immersed electric device |
EP0036457B1 (en) * | 1980-03-20 | 1985-02-20 | Mitsubishi Rayon Co., Ltd. | A method of producing a polypropylene film for electrical appliances |
JPS5750418A (en) * | 1980-09-10 | 1982-03-24 | Sumitomo Chemical Co | Oil-immersed electric device |
JPS59211908A (en) * | 1983-05-17 | 1984-11-30 | 株式会社東芝 | Oil-filled film capacitor |
JPS63146937U (en) * | 1987-03-18 | 1988-09-28 | ||
SG89427A1 (en) | 2000-11-13 | 2002-06-18 | Sumitomo Chemical Co | Blown films and a method for producing the same |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3235632A (en) * | 1962-04-18 | 1966-02-15 | Dow Chemical Co | Process for producing biaxially oriented thermoplastic tubular film |
FR1479973A (en) * | 1966-05-16 | 1967-05-05 | Conditionnement Et Ind Sa | Process in particular for the extrusion of a non-slip plastic sheath, as well as the articles obtained from said sheath or similar sheath |
DE1704796B1 (en) * | 1967-05-10 | 1971-10-28 | Lentia Gmbh | PROCESS FOR THE PRODUCTION OF TUBE FILMS FROM POLYAETHYLENE |
US3430116A (en) * | 1967-12-06 | 1969-02-25 | Hercules Inc | Electrical capacitors |
US3822333A (en) * | 1969-04-02 | 1974-07-02 | Chisso Corp | Process for producing shaped articles of crystalline polyolefins having a roughened surface |
DE2027992A1 (en) * | 1970-06-06 | 1971-12-16 | Schlayer Polydress Gmbh | Plastic tubular film - with roughened inner surfaces - preventing the sack sides from sticking together |
JPS4855253A (en) * | 1971-11-12 | 1973-08-03 | ||
JPS494773A (en) * | 1972-04-26 | 1974-01-16 | ||
JPS51636B2 (en) * | 1972-05-01 | 1976-01-09 | ||
IT1009956B (en) * | 1973-06-12 | 1976-12-20 | Gen Electric | IMPREGNATING LIQUID CONSISTING OF A STABILIZED ESTER |
-
1976
- 1976-01-20 DE DE19762601810 patent/DE2601810A1/en active Granted
- 1976-01-20 DE DE2660907A patent/DE2660907C2/de not_active Expired
- 1976-01-26 GB GB76@@3680478A patent/GB1542672A/en not_active Expired
- 1976-01-26 GB GB762950A patent/GB1542671A/en not_active Expired
- 1976-02-18 IT IT20267/76A patent/IT1055895B/en active
- 1976-02-20 FI FI760442A patent/FI64534C/en not_active IP Right Cessation
- 1976-02-24 JP JP51018534A patent/JPS6012217B2/en not_active Expired
- 1976-02-27 CA CA246,696A patent/CA1053339A/en not_active Expired
- 1976-02-27 FR FR7605531A patent/FR2408449A1/en active Granted
-
1981
- 1981-07-02 JP JP56102338A patent/JPS5772819A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2601810A1 (en) | 1976-09-09 |
DE2660907C2 (en) | 1989-09-07 |
GB1542671A (en) | 1979-03-21 |
FI760442A (en) | 1976-08-29 |
IT1055895B (en) | 1982-01-11 |
FI64534B (en) | 1983-08-31 |
GB1542672A (en) | 1979-03-21 |
FR2408449B1 (en) | 1980-05-30 |
JPS6012217B2 (en) | 1985-03-30 |
JPS51109982A (en) | 1976-09-29 |
FI64534C (en) | 1983-12-12 |
CA1053339A (en) | 1979-04-24 |
JPS626977B2 (en) | 1987-02-14 |
DE2601810C2 (en) | 1988-08-11 |
FR2408449A1 (en) | 1979-06-08 |
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