GB2261762A - Container for magnetic recording media - Google Patents
Container for magnetic recording media Download PDFInfo
- Publication number
- GB2261762A GB2261762A GB9223960A GB9223960A GB2261762A GB 2261762 A GB2261762 A GB 2261762A GB 9223960 A GB9223960 A GB 9223960A GB 9223960 A GB9223960 A GB 9223960A GB 2261762 A GB2261762 A GB 2261762A
- Authority
- GB
- United Kingdom
- Prior art keywords
- film part
- pressure
- magnetic
- tape
- part consists
- 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.)
- Withdrawn
Links
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000009477 glass transition Effects 0.000 claims abstract description 10
- 239000004033 plastic Substances 0.000 claims abstract description 9
- 229920003023 plastic Polymers 0.000 claims abstract description 9
- 229920002492 poly(sulfone) Polymers 0.000 claims abstract description 9
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims abstract description 8
- 125000003118 aryl group Chemical group 0.000 claims abstract description 7
- 239000004417 polycarbonate Substances 0.000 claims abstract description 7
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 7
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229920000728 polyester Polymers 0.000 claims abstract description 6
- 239000004697 Polyetherimide Substances 0.000 claims abstract description 5
- 229920001601 polyetherimide Polymers 0.000 claims abstract description 5
- 229920001577 copolymer Polymers 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 229920006393 polyether sulfone Polymers 0.000 claims description 19
- 239000004695 Polyether sulfone Substances 0.000 claims description 18
- -1 aromatic diol Chemical class 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 13
- 239000005020 polyethylene terephthalate Substances 0.000 description 13
- 230000007423 decrease Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000009826 distribution Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 229920003232 aliphatic polyester Polymers 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920006289 polycarbonate film Polymers 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229920003291 Ultrason® E Polymers 0.000 description 1
- 229920003289 Ultrason® S Polymers 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920006260 polyaryletherketone Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000012791 sliding layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
- G11B23/08—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
- G11B23/087—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using two different reels or cores
- G11B23/08707—Details
- G11B23/08757—Guiding means
- G11B23/08764—Liner sheets
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/033—Containers for flat record carriers for flexible discs
- G11B23/0332—Containers for flat record carriers for flexible discs for single discs, e.g. envelopes
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/505—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Magnetic Record Carriers (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9114399U DE9114399U1 (de) | 1991-11-19 | 1991-11-19 | Magnetaufzeichnungsträger-Einrichtung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB9223960D0 GB9223960D0 (en) | 1993-01-06 |
| GB2261762A true GB2261762A (en) | 1993-05-26 |
Family
ID=6873433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9223960A Withdrawn GB2261762A (en) | 1991-11-19 | 1992-11-16 | Container for magnetic recording media |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH05242642A (fr) |
| DE (1) | DE9114399U1 (fr) |
| FR (1) | FR2683933B3 (fr) |
| GB (1) | GB2261762A (fr) |
-
1991
- 1991-11-19 DE DE9114399U patent/DE9114399U1/de not_active Expired - Lifetime
-
1992
- 1992-11-05 FR FR9213312A patent/FR2683933B3/fr not_active Expired - Fee Related
- 1992-11-13 JP JP30332592A patent/JPH05242642A/ja active Pending
- 1992-11-16 GB GB9223960A patent/GB2261762A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05242642A (ja) | 1993-09-21 |
| FR2683933B3 (fr) | 1994-03-04 |
| DE9114399U1 (de) | 1992-01-09 |
| FR2683933A1 (fr) | 1993-05-21 |
| GB9223960D0 (en) | 1993-01-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |