JPS55117736A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS55117736A
JPS55117736A JP2496279A JP2496279A JPS55117736A JP S55117736 A JPS55117736 A JP S55117736A JP 2496279 A JP2496279 A JP 2496279A JP 2496279 A JP2496279 A JP 2496279A JP S55117736 A JPS55117736 A JP S55117736A
Authority
JP
Japan
Prior art keywords
fatty acid
tape
magnetic
magnetic layer
exudation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2496279A
Other languages
Japanese (ja)
Inventor
Takeshi Matsuura
Seiji Wataya
Seiji Nishioka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maxell Holdings Ltd
Original Assignee
Hitachi Maxell Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Maxell Ltd filed Critical Hitachi Maxell Ltd
Priority to JP2496279A priority Critical patent/JPS55117736A/en
Publication of JPS55117736A publication Critical patent/JPS55117736A/en
Pending legal-status Critical Current

Links

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

PURPOSE: To suppress the exudation of a lubricant by eliminating the flutter echo of a tape in its storage and use under high-temperature and high-humidity conditions, by making a magnetic layer contain liquid paraffin, specific fatty acid and zinc salt of saturated fatty acid of specific C number.
CONSTITUTION: A fatty acid of C-number 14W18 such as a myristic acid and liquid paraffin are mixed together at a ratio of 8:2W2:8 before zinc salt of saturated fatty acid of C-number 14W18 such as zinc stearate or the like of equivalent weight approximately 1/3 to 1 as much as the total weight of the both is added, and they are kneaded together with magnetic powder and a binder to form a magnetic layer. In another way, those are mixed with a solvent, etc., and applied or sprayed with on the previously-formed magnetic layer to form a magnetic recording medium. Consequently, a tape, when used for a long time under high-temperature and high- humidity conditions, has no tape flutter ehco, and the exudation of a lubricant is also eliminated, so that a durable magnetic tape stable in run can be obtained.
COPYRIGHT: (C)1980,JPO&Japio
JP2496279A 1979-03-03 1979-03-03 Magnetic recording medium Pending JPS55117736A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2496279A JPS55117736A (en) 1979-03-03 1979-03-03 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2496279A JPS55117736A (en) 1979-03-03 1979-03-03 Magnetic recording medium

Publications (1)

Publication Number Publication Date
JPS55117736A true JPS55117736A (en) 1980-09-10

Family

ID=12152592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2496279A Pending JPS55117736A (en) 1979-03-03 1979-03-03 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS55117736A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58164024A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164028A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164026A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164025A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164027A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS5933623A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933620A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933622A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933621A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933624A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4984405A (en) * 1972-12-18 1974-08-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4984405A (en) * 1972-12-18 1974-08-14

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58164024A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164028A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164026A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164025A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPS58164027A (en) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd Magnetic recording medium
JPH0449171B2 (en) * 1982-03-20 1992-08-10 Hitachi Maxell
JPS5933623A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933620A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933622A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933621A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium
JPS5933624A (en) * 1982-08-14 1984-02-23 Hitachi Maxell Ltd Magnetic recording medium

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