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Class Information
Number: 428/843.1
Name: Stock material or miscellaneous articles > Magnetic recording component or stock > Binder media > Single magnetic layer > With organic compound adjuvant in magnetic layer > Dispersant or surfactant
Description: Subject matter in which organic compound adjuvant is a surface active dispersant or surfactant.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6605374 |
Magnetic recording medium and magnetic recording system using such a magnetic recording medium |
Aug. 12, 2003 |
| 6365287 |
Magnetic recording media and magnetic storage device |
Apr. 2, 2002 |
| 5998009 |
Magnetic recording medium |
Dec. 7, 1999 |
| 5989716 |
Magnetic recording medium |
Nov. 23, 1999 |
| 5674604 |
Magnetic recording medium comprising magnetic particles, binder, and a non halogenated vinyl oligomer dispersant |
Oct. 7, 1997 |
| 5660760 |
Magnetic coating dispersion |
Aug. 26, 1997 |
| 5618637 |
Magnetic recording medium |
Apr. 8, 1997 |
| 5436070 |
Magnetic recording medium comprising a polyoxyalkylene oxide binder, a phosphoric ester dispersant and a cicular magnetic powder |
Jul. 25, 1995 |
| 5415929 |
Magnetic recording medium having a magnetic layer prepared from magnetic particles using specified dispersants which enhance the electrostatic change on the magnetic pigment surface |
May. 16, 1995 |
| 5318838 |
Magnetic recording medium comprising ferromagnetic particles, binder resins and phenyl phosphonic acid |
Jun. 7, 1994 |
| 5277984 |
Magnetic recording medium comprising ferromagnetic powder, a silane compound, and a binder comprising an epoxy group and specified functional group |
Jan. 11, 1994 |
| 5176955 |
Magnetic recording medium comprising ferromagnetic powder having a pH of at least 7 dispersed in a vinyl chloride copolymer using an aromatic phoshoric, phosphonic or sulfonic acid dispersant |
Jan. 5, 1993 |
| 5151333 |
Magnetic recording medium comprising a magnetic layer or backcoat layer containing a specified dispersant |
Sep. 29, 1992 |
| 5106669 |
Magnetic thermal transfer ribbon |
Apr. 21, 1992 |
| 5079086 |
Magnetic recording media |
Jan. 7, 1992 |
| 5063119 |
Magnetic recording medium comprising a fluorine containing oligomer surfactant in or on the magnetic layer |
Nov. 5, 1991 |
| 5047291 |
Magnetic thermal transfer ribbon |
Sep. 10, 1991 |
| 5009925 |
Process for the production of magnetic recording carriers |
Apr. 23, 1991 |
| 4885208 |
Magnetic recording medium |
Dec. 5, 1989 |
| 4853289 |
Magnetic lacquer dispersions, process for their production and their use |
Aug. 1, 1989 |
| 4732813 |
Magnetic recording element |
Mar. 22, 1988 |
| 4719121 |
Method of making a magnetic recording medium and composition |
Jan. 12, 1988 |
| 4640790 |
Dispersant composition for magnetic media |
Feb. 3, 1987 |
| 4597801 |
Silane dispersing agent for magnetic media |
Jul. 1, 1986 |
| 4550054 |
Magnetic recording medium |
Oct. 29, 1985 |
| 4540627 |
Magnetic recording medium |
Sep. 10, 1985 |
| 4444850 |
Magnetic recording medium with titanate coupling agent |
Apr. 24, 1984 |
| 4429023 |
Magnetic recording medium |
Jan. 31, 1984 |
| 4420537 |
Magnetic recording medium having cobalt adsorbed iron oxide layer |
Dec. 13, 1983 |
| 4334887 |
Method for flocculating metal oxide particles in an organic medium |
Jun. 15, 1982 |
| 4305995 |
Magnetic recording medium |
Dec. 15, 1981 |
| 4299882 |
Magnetic recording medium and process |
Nov. 10, 1981 |
| 4289828 |
Magnetic recording medium and process |
Sep. 15, 1981 |
| 4197357 |
Magnetic recording element in which a salt of an amine and a phosphoric acid ester are used as a dispersion agent |
Apr. 8, 1980 |
| 4153754 |
Magnetic recording medium in which an N-acylsarcosine derivative is used as a dispersing agent |
May. 8, 1979 |
| 4076890 |
Magnetic recording medium |
Feb. 28, 1978 |
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