JPS5661036A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS5661036A
JPS5661036A JP13735379A JP13735379A JPS5661036A JP S5661036 A JPS5661036 A JP S5661036A JP 13735379 A JP13735379 A JP 13735379A JP 13735379 A JP13735379 A JP 13735379A JP S5661036 A JPS5661036 A JP S5661036A
Authority
JP
Japan
Prior art keywords
magnetic
recording medium
powder
mixture
magnetic recording
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
JP13735379A
Other languages
Japanese (ja)
Inventor
Masaaki Yasui
Takeshi Matsuura
Seiji Wataya
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 JP13735379A priority Critical patent/JPS5661036A/en
Publication of JPS5661036A publication Critical patent/JPS5661036A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To obtain a magnetic recording medium having a magnetic substance layer excellent in the dispersion of magnetic powder and in the durability, by containing chromic peroxide powder in the magnetic substance using a mixture of cellulosic resin and polyurethane resin as a binder.
CONSTITUTION: To an organic solvent solution dissolving a binder consisting of a mixture of 10:90W70:30 (weight ratio) of cellulosic resin and polyurethane resin, magnetic powder and 0.2W10wt% of Cr2O3 powder (0.3W2μm in particle diameter) to it are added and mixed to form a magnetic paint, and the mixture is coated and dried on a substrate to form a magnetic recording medium. Further, about 5W 25pts.wt. of trifunctional low-molecular weight isocyanate can further be blended per 100pts.wt. of the binder, to form the magnetic paint.
COPYRIGHT: (C)1981,JPO&Japio
JP13735379A 1979-10-24 1979-10-24 Magnetic recording medium Pending JPS5661036A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13735379A JPS5661036A (en) 1979-10-24 1979-10-24 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13735379A JPS5661036A (en) 1979-10-24 1979-10-24 Magnetic recording medium

Publications (1)

Publication Number Publication Date
JPS5661036A true JPS5661036A (en) 1981-05-26

Family

ID=15196662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13735379A Pending JPS5661036A (en) 1979-10-24 1979-10-24 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS5661036A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58115629A (en) * 1981-12-28 1983-07-09 Fuji Photo Film Co Ltd Magnetic recording medium
JPS60209925A (en) * 1984-03-31 1985-10-22 Toshiba Corp Magnetic recording medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58115629A (en) * 1981-12-28 1983-07-09 Fuji Photo Film Co Ltd Magnetic recording medium
JPH036571B2 (en) * 1981-12-28 1991-01-30 Fuji Photo Film Co Ltd
JPS60209925A (en) * 1984-03-31 1985-10-22 Toshiba Corp Magnetic recording medium

Similar Documents

Publication Publication Date Title
JPS55139634A (en) Magnetic recording medium
JPS5744227A (en) Magnetic recording medium
JPS5661035A (en) Magnetic recording medium
JPS5658135A (en) Magnetic recording medium
JPS5538672A (en) Magnetic recording medium
JPS5675895A (en) Heat sensitive recording material
JPS5661036A (en) Magnetic recording medium
JPS54107709A (en) Magnetic recording material
JPS54119904A (en) Magnetic recording medium
JPS5649768A (en) Magnetic ink with excellent magnetic characteristics
JPS55137166A (en) Coating or printing ink composition
GB1476238A (en) Intumescent coating compositions
JPS5517811A (en) Magnetic recording media
JPS55139636A (en) Magnetic recording medium
JPS5675892A (en) Recording material
JPS56105334A (en) Magnetic recording medium
JPS5661037A (en) Magnetic recording medium
JPS54127438A (en) Water-dispersed type thermosetting film composition
JPS5528520A (en) Magnetic recording medium
JPS57138042A (en) Magnetic recording medium
JPS5661034A (en) Manufacture for magnetic recording medium
JPS56105336A (en) Magnetic recording medium
JPS5468206A (en) Magnetic recording medium
JPS54103308A (en) Magnetic recording medium
JPS56117684A (en) Thermoinflatable thermosensitized recording paper