BR8102331A - Processo para fabricar um meio de gracao magnetica e meio de gravacao magnetica - Google Patents
Processo para fabricar um meio de gracao magnetica e meio de gravacao magneticaInfo
- Publication number
- BR8102331A BR8102331A BR8102331A BR8102331A BR8102331A BR 8102331 A BR8102331 A BR 8102331A BR 8102331 A BR8102331 A BR 8102331A BR 8102331 A BR8102331 A BR 8102331A BR 8102331 A BR8102331 A BR 8102331A
- Authority
- BR
- Brazil
- Prior art keywords
- media
- magnetic
- graction
- manufacturing
- magnetic recording
- Prior art date
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
- G11B5/7028—Additives, e.g. crosslinking agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Epoxy Resins (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14106080A | 1980-04-17 | 1980-04-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8102331A true BR8102331A (pt) | 1981-12-15 |
Family
ID=22493988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8102331A BR8102331A (pt) | 1980-04-17 | 1981-04-15 | Processo para fabricar um meio de gracao magnetica e meio de gravacao magnetica |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0039165B1 (pt) |
JP (1) | JPS56163130A (pt) |
BR (1) | BR8102331A (pt) |
DE (1) | DE3171194D1 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5992429A (ja) * | 1982-11-18 | 1984-05-28 | Toyo Ink Mfg Co Ltd | 磁気記録媒体及びその製造法 |
US5397826A (en) * | 1993-12-22 | 1995-03-14 | Eastman Kodak Company | Coating compositions for a transparent magnetic recording layer |
DE10158925A1 (de) | 2001-11-23 | 2003-06-26 | Fraunhofer Ges Forschung | Oxidkeramische Faserverbundwerkstoffe und ihre Verwendung |
US7645827B2 (en) | 2006-03-08 | 2010-01-12 | 3M Innovative Properties Company | High shear pressure-sensitive adhesive |
US7531595B2 (en) | 2006-03-08 | 2009-05-12 | 3M Innovative Properties Company | Pressure-sensitive adhesive containing silica nanoparticles |
US7393901B1 (en) | 2007-02-16 | 2008-07-01 | 3M Innovative Properties Company | Acrylate adhesives containing silica nanoparticles crosslinked with polyfunctional aziridines |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US946007A (en) * | 1910-01-11 | Firm Of Alb & E Henkels | Machine for producing braided or plaited lace. | |
US3023123A (en) * | 1958-12-02 | 1962-02-27 | Burroughs Corp | Forming stripes of magnetic material |
US3830675A (en) * | 1961-05-15 | 1974-08-20 | Phillips Petroleum Co | Solid composite propellants containing copolymers of conjugated dienes with unsaturated carboxylic acids |
DE1269363C2 (de) * | 1962-03-30 | 1968-12-19 | California Research Corp | Verfahren zur Herstellung von in einem organischen Medium kettenfoermig angeordneten, getrennten Kobaltteilen |
US3434990A (en) * | 1966-05-13 | 1969-03-25 | Us Navy | Accelerating the cure rate of carboxylated polybutadiene-aziridinyl compound mixtures with lithium oleate |
US3632632A (en) * | 1967-06-29 | 1972-01-04 | American Cyanamid Co | Carboxy-terminated polyester resins |
GB1238833A (pt) * | 1968-01-18 | 1971-07-14 | ||
US3499789A (en) * | 1968-01-19 | 1970-03-10 | Eastman Kodak Co | Magnetic recording element |
US3795539A (en) * | 1971-06-23 | 1974-03-05 | Adm Tronics | Water-based binder for magnetic tape |
US3901816A (en) * | 1974-06-17 | 1975-08-26 | Dow Chemical Co | Magnetic tape coating |
JPS51103403A (ja) * | 1975-03-07 | 1976-09-13 | Hitachi Maxell | Jikikirokutai |
JPS541612A (en) * | 1977-04-27 | 1979-01-08 | Du Pont | Undercoat composition |
JPS54128304A (en) * | 1978-03-27 | 1979-10-04 | Hitachi Maxell | Magnetic record |
US4167414A (en) * | 1978-09-28 | 1979-09-11 | E. I. Dupont De Nemours And Company | Reflective opaque polyester film base support for inverse transfer negative emulsions |
-
1981
- 1981-04-13 DE DE8181301615T patent/DE3171194D1/de not_active Expired
- 1981-04-13 EP EP81301615A patent/EP0039165B1/en not_active Expired
- 1981-04-15 BR BR8102331A patent/BR8102331A/pt unknown
- 1981-04-16 JP JP5637881A patent/JPS56163130A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0039165B1 (en) | 1985-07-03 |
DE3171194D1 (en) | 1985-08-08 |
JPS56163130A (en) | 1981-12-15 |
JPH0349944B2 (pt) | 1991-07-31 |
EP0039165A3 (en) | 1981-12-23 |
EP0039165A2 (en) | 1981-11-04 |
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