DD96601A1 - - Google Patents
Info
- Publication number
- DD96601A1 DD96601A1 DD15798771A DD15798771A DD96601A1 DD 96601 A1 DD96601 A1 DD 96601A1 DD 15798771 A DD15798771 A DD 15798771A DD 15798771 A DD15798771 A DD 15798771A DD 96601 A1 DD96601 A1 DD 96601A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- 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
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/702—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent
- G11B5/7021—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing a polyurethane or a polyisocyanate
- G11B5/7022—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing a polyurethane or a polyisocyanate containing mixtures of polyurethanes or polyisocyanates with other polymers
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD15798771A DD96601A1 (fr) | 1971-09-27 | 1971-09-27 | |
DE19722217495 DE2217495A1 (de) | 1971-09-27 | 1972-04-12 | Verfahren zur herstellung von magnetogrammtraegern |
BE785727A BE785727A (fr) | 1971-09-27 | 1972-06-30 | Procede de fabrication de bandes magnetiques |
FR7223943A FR2154421A1 (en) | 1971-09-27 | 1972-07-03 | Magnetic tape - coated with dispersion of magnetisable particles in mixt of vinyl polymer and polyurethane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD15798771A DD96601A1 (fr) | 1971-09-27 | 1971-09-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
DD96601A1 true DD96601A1 (fr) | 1973-03-20 |
Family
ID=5484381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD15798771A DD96601A1 (fr) | 1971-09-27 | 1971-09-27 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE785727A (fr) |
DD (1) | DD96601A1 (fr) |
DE (1) | DE2217495A1 (fr) |
FR (1) | FR2154421A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4332965A (en) | 1976-03-25 | 1982-06-01 | Hoechst Aktiengesellschaft | Blocked polyisocyanates formed from a polyisocyanate containing biuret groups and from an acetoacetic acid alkyl ester |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2442762C2 (de) * | 1974-09-06 | 1983-02-24 | Basf Ag, 6700 Ludwigshafen | Schichtmagnetogrammträger mit Polyurethanelastomer-Bindemitteln in der Magnetschicht |
DE2611666C2 (de) * | 1976-03-19 | 1984-12-13 | Basf Ag, 6700 Ludwigshafen | Magnetband für ein Kontaktwickelaufwerk zur Aufzeichnung-/Wiedergabe von Signalen, insbesondere Videosignalen |
JPS5812131A (ja) * | 1981-07-13 | 1983-01-24 | Sony Corp | 磁気記録媒体 |
-
1971
- 1971-09-27 DD DD15798771A patent/DD96601A1/xx unknown
-
1972
- 1972-04-12 DE DE19722217495 patent/DE2217495A1/de active Pending
- 1972-06-30 BE BE785727A patent/BE785727A/fr unknown
- 1972-07-03 FR FR7223943A patent/FR2154421A1/fr active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4332965A (en) | 1976-03-25 | 1982-06-01 | Hoechst Aktiengesellschaft | Blocked polyisocyanates formed from a polyisocyanate containing biuret groups and from an acetoacetic acid alkyl ester |
Also Published As
Publication number | Publication date |
---|---|
BE785727A (fr) | 1972-10-16 |
FR2154421A1 (en) | 1973-05-11 |
FR2154421B1 (fr) | 1976-03-12 |
DE2217495A1 (de) | 1973-05-17 |