JPS5283231A - Powder development carrier - Google Patents

Powder development carrier

Info

Publication number
JPS5283231A
JPS5283231A JP15812975A JP15812975A JPS5283231A JP S5283231 A JPS5283231 A JP S5283231A JP 15812975 A JP15812975 A JP 15812975A JP 15812975 A JP15812975 A JP 15812975A JP S5283231 A JPS5283231 A JP S5283231A
Authority
JP
Japan
Prior art keywords
powder development
development carrier
carrier
powder
resin
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
JP15812975A
Other languages
Japanese (ja)
Inventor
Toshiaki Narisawa
Hirofumi Okuyama
Yoshizumi Ikegami
Masatoshi Fujimori
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP15812975A priority Critical patent/JPS5283231A/en
Publication of JPS5283231A publication Critical patent/JPS5283231A/en
Pending legal-status Critical Current

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  • Developing Agents For Electrophotography (AREA)

Abstract

PURPOSE: To lengthen life of carrier for use in powder development in an electrophotographic copier provided with a magnetic brush or the like, by covering the surface of the magnetic material with a mixture of a polystyrene resin and a polyburadiene resin.
COPYRIGHT: (C)1977,JPO&Japio
JP15812975A 1975-12-30 1975-12-30 Powder development carrier Pending JPS5283231A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15812975A JPS5283231A (en) 1975-12-30 1975-12-30 Powder development carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15812975A JPS5283231A (en) 1975-12-30 1975-12-30 Powder development carrier

Publications (1)

Publication Number Publication Date
JPS5283231A true JPS5283231A (en) 1977-07-12

Family

ID=15664910

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15812975A Pending JPS5283231A (en) 1975-12-30 1975-12-30 Powder development carrier

Country Status (1)

Country Link
JP (1) JPS5283231A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122043A (en) * 1980-02-29 1981-09-25 Canon Inc Covered carrier
JPS5770544A (en) * 1980-10-20 1982-05-01 Fujitsu Ltd Carrier particle for developer
JPS5814144A (en) * 1981-07-20 1983-01-26 Konishiroku Photo Ind Co Ltd Electrostatic image developing agent

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122043A (en) * 1980-02-29 1981-09-25 Canon Inc Covered carrier
JPS5770544A (en) * 1980-10-20 1982-05-01 Fujitsu Ltd Carrier particle for developer
JPS5814144A (en) * 1981-07-20 1983-01-26 Konishiroku Photo Ind Co Ltd Electrostatic image developing agent

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