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Class Information
Number: 428/843
Name: Stock material or miscellaneous articles > Magnetic recording component or stock > Binder media > Single magnetic layer > With organic compound adjuvant in magnetic layer
Description: Subject matter in which the medium also has an organic compound adjuvant in the magnetic layer to modify or enhance a property.


Sub-classes under this class:

Class Number Class Name Patents
428/843.7 Acids, amines, amides, or salts thereof 22
428/843.1 Dispersant or surfactant 36
428/843.2 Inhibitor 14
428/843.3 Lubricant 21


Patents under this class:

Patent Number Title Of Patent Date Issued
7553565 Magnetic recording medium Jun. 30, 2009
7402349 Thick film composition yielding magnetic properties Jul. 22, 2008
7229709 Method for producing nanoparticle layer having uniform easy axis of magnetization, magnetic recording medium having such layer, its production method, and its production apparatus Jun. 12, 2007
6653000 Magnetic recording medium comprising a specific azo dye Nov. 25, 2003
6602576 Magnetic recording medium Aug. 5, 2003
6582815 Magnetic recording medium and manufacturing method of the same Jun. 24, 2003
6548160 Magnetic recording media Apr. 15, 2003
6517934 Magnetic recording medium containing nanometer-size substantially spherical or ellipsoidal fe-b-re magnetic powder and method for producing magnetic powder Feb. 11, 2003
6475598 Magnetic recording medium Nov. 5, 2002
5750261 Magnetic recording medium comprising magnetic particles, binder, and a cure agent of isocyanurate trimers, pentamers and heptamers May. 12, 1998
5595824 Magnetic recording media incorporating a polyisocyanate crosslinking agent system comprising two difunctional and one trifunctional diisocyanate adducts Jan. 21, 1997
5158802 Process for producing a magnetic recording material Oct. 27, 1992
5082717 Styrene-based resin composite material Jan. 21, 1992
5030481 Process of producing magnetic recording medium Jul. 9, 1991
4977021 Methods for forming magnetic coatings using trioxane recording media having such coatings Dec. 11, 1990
4940606 Method of increasing the lubricant retention of magnetic disks Jul. 10, 1990
4868060 Magnetic recording medium Sep. 19, 1989
4797324 Magnetic recording medium Jan. 10, 1989
4711819 Magnetic recording medium Dec. 8, 1987
4693908 Magnetic recording disk with improved lubricant retention Sep. 15, 1987
4678705 Composition and method for making magnetic recording elements Jul. 7, 1987
4581296 Magnetic recording media Apr. 8, 1986
4575474 Magnetic recording medium and composition and method therefor Mar. 11, 1986
4567096 Hydrated alumina binder system Jan. 28, 1986
4546035 Polymeric additives for magnetic coating materials Oct. 8, 1985
4302523 Magnetic recording elements containing transparent recording layer Nov. 24, 1981
4135036 Process for production of magnetic recording media and recording media Jan. 16, 1979
4074012 Fine-metal-particle-based magnetic recording medium of improved environmental stability Feb. 14, 1978



 
 
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