Stock material or miscellaneous articles – Composite – Of inorganic material
Patent
1994-11-01
1996-11-26
Kiliman, Leszek
Stock material or miscellaneous articles
Composite
Of inorganic material
428694TP, 428694TF, 428695, 428900, G11B 566
Patent
active
055783872
ABSTRACT:
A magnetic recording medium comprising a lubricating layer comprising a fluorine-containing alkylsuccinic acid diester of the formula: ##STR1## wherein R.sub.1 is an aliphatic alkyl or alkenyl group, and one of R.sub.2 and R.sub.3 is a fluoroalkylether group and the other is a fluoroalkyl group, a fluoroalkenyl group, a fluorophenyl group, an aliphatic alkyl group or an aliphatic alkenyl group, which has excellent lubricity in an atmosphere having low to high humidity.
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Kai Yoshiaki
Mizuno Naoko
Kiliman Leszek
Matsushita Electric - Industrial Co., Ltd.
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