发明名称 |
Magnetic recording medium containing an ester lubricant branched from the number 2 carbon position of the acid residue |
摘要 |
A magnetic recording medium is disclosed, comprising a nonmagnetic support having thereon a magnetic layer, wherein at least one of ester compounds represented by formula (I) is present in or on the magnetic layer, <IMAGE> (I) wherein R1 represents a straight chain, saturated alkyl group having 6 to 12 carbon atoms, R2 represents a straight chain, saturated alkyl group having 4 to 10 carbon atoms, and R represents a branched or straight chain alkyl group having 4 to 22 carbon atoms.
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申请公布号 |
US5049448(A) |
申请公布日期 |
1991.09.17 |
申请号 |
US19890383514 |
申请日期 |
1989.07.24 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
OHYA, TAKAO;NISHIKAWA, YASUO;NAKAGAWA, JUN;YAMANAKA, FUSAO;KAWAMATA, TOSHIO;OKITA, TSUTOMU;HASHIMOTO, HIROSHI;KATO, MIKIHIKO |
分类号 |
C09D5/23;G11B5/71;G11B5/725 |
主分类号 |
C09D5/23 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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