Granular magnetic recording media with improved grain...

Details Granular magnetic recording media with improved grain... Granular magnetic recording media with improved grain...

2008-09-30

2008-09-30

Bernatz, Kevin M (Department: 1794)

Stock material or miscellaneous articles

Magnetic recording component or stock

Thin film media

C428S836300

Reexamination Certificate

active

11003519

ABSTRACT:
Disclosed are granular magnetic recording media with improved grain segregation and corrosion resistance, comprising a non-magnetic substrate and at least one granular magnetic recording layer formed over the surface, comprised of at least one ferromagnetic material including magnetic grains with grain boundaries and a non-magnetic material comprised of a mixture of metal oxides. Also disclosed are methods for fabricating the improved media.

REFERENCES:
patent: 4013534 (1977-03-01), Ishii et al.
patent: 4713262 (1987-12-01), Yasunaga et al.
patent: 5262388 (1993-11-01), Munro et al.
patent: 5368932 (1994-11-01), Murooka et al.
patent: 5516547 (1996-05-01), Shimizu et al.
patent: 5652054 (1997-07-01), Kikitsu et al.
patent: 5658680 (1997-08-01), Shimizu et al.
patent: 5736013 (1998-04-01), Ranjan et al.
patent: 5965194 (1999-10-01), Truong et al.
patent: 6136428 (2000-10-01), Truong et al.
patent: 6251474 (2001-06-01), Hong et al.
patent: 6599608 (2003-07-01), Hong et al.
patent: 6667116 (2003-12-01), Uwazumi et al.
patent: 6680106 (2004-01-01), Thangaraj et al.
patent: 6696172 (2004-02-01), Oikawa et al.
patent: 6716543 (2004-04-01), Uwazumi et al.
patent: 6723450 (2004-04-01), Do et al.
patent: 6899964 (2005-05-01), Nakamura et al.
patent: 7105240 (2006-09-01), Wu et al.
patent: 7192664 (2007-03-01), Wu et al.
patent: 2003/0138671 (2003-07-01), Oikawa et al.
patent: 2003/0219629 (2003-11-01), Moriwaki et al.
patent: 2003/0219630 (2003-11-01), Moriwaki et al.
patent: 2004/0151949 (2004-08-01), Oikawa et al.
patent: 2004/0166376 (2004-08-01), Kirino et al.
patent: 2004/0229084 (2004-11-01), Oikawa et al.
patent: 2004/0247940 (2004-12-01), Chang et al.
patent: 2005/0098426 (2005-05-01), Ranjan et al.
patent: 2005/0100764 (2005-05-01), Ranjan et al.
patent: 2004-272958 (2004-09-01), None
JPO Abstract translation of JP 2004-272958 A.

Affiliated with

Also associated with

Rating

Granular magnetic recording media with improved grain... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Granular magnetic recording media with improved grain..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Granular magnetic recording media with improved grain... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3910174