GB8400510D0 - Polyester film - Google Patents
Polyester filmInfo
- Publication number
- GB8400510D0 GB8400510D0 GB848400510A GB8400510A GB8400510D0 GB 8400510 D0 GB8400510 D0 GB 8400510D0 GB 848400510 A GB848400510 A GB 848400510A GB 8400510 A GB8400510 A GB 8400510A GB 8400510 D0 GB8400510 D0 GB 8400510D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyester film
- polyester
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
- B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73923—Organic polymer substrates
- G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58006030A JPS59140028A (en) | 1983-01-18 | 1983-01-18 | Preparation of polyester film |
JP58077928A JPS59203232A (en) | 1983-05-02 | 1983-05-02 | Polyester film for magnetic recording medium |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8400510D0 true GB8400510D0 (en) | 1984-02-15 |
GB2134442A GB2134442A (en) | 1984-08-15 |
GB2134442B GB2134442B (en) | 1987-05-28 |
Family
ID=26340106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08400510A Expired GB2134442B (en) | 1983-01-18 | 1984-01-10 | Polyester film for magnetic recording media |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3401625A1 (en) |
FR (1) | FR2539349B1 (en) |
GB (1) | GB2134442B (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2168911B (en) * | 1984-12-29 | 1989-06-07 | Tdk Corp | Magnetic recording medium |
US4818581A (en) * | 1986-08-27 | 1989-04-04 | Teijin Limited | Biaxially oriented polyester film |
EP0467243A3 (en) * | 1990-07-16 | 1992-08-19 | Diafoil Company, Limited | Novel high strength polyester film and process for preparing the same |
FR2682915B1 (en) * | 1991-10-24 | 1997-09-19 | Rhone Poulenc Films | ORIENTED SEMI-CRYSTALLINE POLYESTER FILMS, THEIR METHOD OF OBTAINING AND THEIR USE AS A MAGNETIC COATING SUPPORT |
CA2249766A1 (en) * | 1997-10-14 | 1999-04-14 | Kenichi Etou | Biaxially oriented polyester films and their production methods |
US6306496B1 (en) * | 1997-12-11 | 2001-10-23 | Teijin Limited | Biaxially oriented polyester film |
KR100635403B1 (en) * | 1999-04-19 | 2006-10-19 | 도레이 가부시끼가이샤 | Biaxially Oriented Polyester Film, Process for Producing the Same, and Magnetic Recording Medium |
FR2944227B1 (en) | 2009-04-09 | 2013-08-16 | Soc Tech Michelin | MULTILAYER LAMINATE FOR PNEUMATIC BANDAGE |
FR2944230B1 (en) | 2009-04-09 | 2011-04-08 | Michelin Soc Tech | TIRE WITH RADIAL CARCASS FRAMES |
FR2964906B1 (en) | 2010-09-21 | 2012-09-28 | Michelin Soc Tech | PNEUMATIC COMPRISING PROTECTIVE FRAME |
FR2964905A1 (en) | 2010-09-21 | 2012-03-23 | Michelin Soc Tech | PNEUMATIC COMPRISING PROTECTIVE FRAME |
FR2964907B1 (en) | 2010-09-21 | 2012-09-28 | Michelin Soc Tech | PNEUMATIC COMPRISING PROTECTIVE FRAME |
FR2966082B1 (en) | 2010-10-13 | 2012-10-26 | Michelin Soc Tech | RADIAL CARCASS FRAME PNEUMATIC FOR VEHICLE OF TOURISM. |
FR2967611B1 (en) | 2010-10-14 | 2015-04-17 | Michelin Soc Tech | PNEUMATIC HAVING FLANKS REINFORCED BY A THERMOPLASTIC POLYMER FILM |
FR2987310B1 (en) | 2012-02-29 | 2014-03-21 | Michelin & Cie | MULTILAYER LAMINATE USEFUL FOR REINFORCING A PNEUMATIC BELT |
FR3013622B1 (en) | 2013-11-28 | 2016-06-24 | Michelin & Cie | PROCESS FOR TREATING AN APLATIE SECTION REINFORCING ELEMENT |
FR3013625B1 (en) | 2013-11-28 | 2016-06-24 | Michelin & Cie | REINFORCING ELEMENT A SECTION APLATIE |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3177277A (en) * | 1957-05-10 | 1965-04-06 | Ici Ltd | Process for the production of biaxially oriented polyethylene terephthalate film |
DE1194561B (en) * | 1956-05-18 | 1965-06-10 | Ici Ltd | Process for the production of a biaxially oriented polyethylene terephthalate film with high strength in the longitudinal direction |
BE581665A (en) * | 1956-12-20 | 1900-01-01 | ||
US2975484A (en) * | 1959-09-02 | 1961-03-21 | Du Pont | Process for producing films |
FR2232426B2 (en) * | 1973-06-08 | 1976-06-11 | Cellophane Sa | |
GB1430291A (en) * | 1973-04-17 | 1976-03-31 | Teijin Ltd | Process for the preparation of a biaxially oriented polyester film |
JPS50102303A (en) * | 1974-01-11 | 1975-08-13 | ||
GB1547241A (en) * | 1975-07-18 | 1979-06-06 | Mitsubishi Chem Ind | Polyester film for making magnetic tape |
GB1591582A (en) * | 1977-03-01 | 1981-06-24 | Teijin Ltd | Polyester film having slipperiness |
JPS54164107A (en) * | 1978-06-16 | 1979-12-27 | Tdk Electronics Co Ltd | Base for magnetic recording tape |
JPS5522915A (en) * | 1978-08-07 | 1980-02-19 | Toray Ind Inc | Manufacture of polyester film |
JPS5641525A (en) * | 1979-09-11 | 1981-04-18 | Diafoil Co Ltd | Polyester film for magnetic tape |
JPS5766936A (en) * | 1980-10-15 | 1982-04-23 | Teijin Ltd | Polyester film |
JPS57130234A (en) * | 1981-02-02 | 1982-08-12 | Fuji Photo Film Co Ltd | Magnetic recording medium |
-
1984
- 1984-01-10 GB GB08400510A patent/GB2134442B/en not_active Expired
- 1984-01-17 FR FR8400675A patent/FR2539349B1/en not_active Expired
- 1984-01-18 DE DE19843401625 patent/DE3401625A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3401625C2 (en) | 1988-12-29 |
FR2539349B1 (en) | 1986-12-12 |
DE3401625A1 (en) | 1984-10-04 |
GB2134442B (en) | 1987-05-28 |
GB2134442A (en) | 1984-08-15 |
FR2539349A1 (en) | 1984-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990110 |