JPS54151008A - Magnetic coating for magnetic recording media - Google Patents

Magnetic coating for magnetic recording media

Info

Publication number
JPS54151008A
JPS54151008A JP5830078A JP5830078A JPS54151008A JP S54151008 A JPS54151008 A JP S54151008A JP 5830078 A JP5830078 A JP 5830078A JP 5830078 A JP5830078 A JP 5830078A JP S54151008 A JPS54151008 A JP S54151008A
Authority
JP
Japan
Prior art keywords
magnetic
binder
recording media
coating
vinyl
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.)
Granted
Application number
JP5830078A
Other languages
Japanese (ja)
Other versions
JPS5939806B2 (en
Inventor
Hiroshi Ota
Eiji Horigome
Hitoshi Azegami
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.)
TDK Corp
Original Assignee
TDK Corp
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 TDK Corp filed Critical TDK Corp
Priority to JP53058300A priority Critical patent/JPS5939806B2/en
Publication of JPS54151008A publication Critical patent/JPS54151008A/en
Publication of JPS5939806B2 publication Critical patent/JPS5939806B2/en
Expired legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To lower the rate of reaction of the thermosetting resin base binder and improve its pot life by adding nitrocellulose to a vinyl choloride-vinyl acetate copolymer-polyurethane system.
CONSTITUTION: The binder composed of polymerizable polyurethane resin and vinyl chloride-vinyl acetate copolymer being compatible is added with nitrocellulose of 5 to 50wt% thereof. This binder is kneaded with magnetic powder in a solvent. The resultant magnetic coating is coated on a polyester base. After surface finishing, it is heat-set.
COPYRIGHT: (C)1979,JPO&Japio
JP53058300A 1978-05-18 1978-05-18 Magnetic paint for magnetic recording media Expired JPS5939806B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53058300A JPS5939806B2 (en) 1978-05-18 1978-05-18 Magnetic paint for magnetic recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53058300A JPS5939806B2 (en) 1978-05-18 1978-05-18 Magnetic paint for magnetic recording media

Publications (2)

Publication Number Publication Date
JPS54151008A true JPS54151008A (en) 1979-11-27
JPS5939806B2 JPS5939806B2 (en) 1984-09-26

Family

ID=13080362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53058300A Expired JPS5939806B2 (en) 1978-05-18 1978-05-18 Magnetic paint for magnetic recording media

Country Status (1)

Country Link
JP (1) JPS5939806B2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5046104A (en) * 1973-08-28 1975-04-24
JPS5184602A (en) * 1975-01-24 1976-07-24 Tdk Electronics Co Ltd JIKIKIRO KUTAI
JPS5243405A (en) * 1975-10-02 1977-04-05 Tdk Corp Magnetic recording media

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5046104A (en) * 1973-08-28 1975-04-24
JPS5184602A (en) * 1975-01-24 1976-07-24 Tdk Electronics Co Ltd JIKIKIRO KUTAI
JPS5243405A (en) * 1975-10-02 1977-04-05 Tdk Corp Magnetic recording media

Also Published As

Publication number Publication date
JPS5939806B2 (en) 1984-09-26

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