JPS5335546A - Dry developer - Google Patents

Dry developer

Info

Publication number
JPS5335546A
JPS5335546A JP11027376A JP11027376A JPS5335546A JP S5335546 A JPS5335546 A JP S5335546A JP 11027376 A JP11027376 A JP 11027376A JP 11027376 A JP11027376 A JP 11027376A JP S5335546 A JPS5335546 A JP S5335546A
Authority
JP
Japan
Prior art keywords
dry developer
developer
toner
humidity
affected
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
JP11027376A
Other languages
Japanese (ja)
Inventor
Toichi Matsumura
Makoto Kuroda
Miki Hayashi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP11027376A priority Critical patent/JPS5335546A/en
Publication of JPS5335546A publication Critical patent/JPS5335546A/en
Pending legal-status Critical Current

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  • Developing Agents For Electrophotography (AREA)

Abstract

PURPOSE: The developing characteristics of a developer which makes possible electrostatic transfer with magnetic toners not using any carrier are prevented from being affected by humidity and picture images are made to good continuous tone by using a mixture of a specific conductive toner and an insulation type toner.
COPYRIGHT: (C)1978,JPO&Japio
JP11027376A 1976-09-14 1976-09-14 Dry developer Pending JPS5335546A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11027376A JPS5335546A (en) 1976-09-14 1976-09-14 Dry developer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11027376A JPS5335546A (en) 1976-09-14 1976-09-14 Dry developer

Publications (1)

Publication Number Publication Date
JPS5335546A true JPS5335546A (en) 1978-04-03

Family

ID=14531495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11027376A Pending JPS5335546A (en) 1976-09-14 1976-09-14 Dry developer

Country Status (1)

Country Link
JP (1) JPS5335546A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5138387A (en) * 1990-10-12 1992-08-11 Sanyo Electric Co., Ltd. Charge injection image forming apparatus using conductive and insulative tone

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52145224A (en) * 1976-05-28 1977-12-03 Ricoh Co Ltd Dry type developing powder
JPS52145225A (en) * 1976-05-28 1977-12-03 Ricoh Co Ltd Dry type developing powder
JPS5319031A (en) * 1976-08-05 1978-02-21 Fujitsu Ltd Magnetically attractable developing agent

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52145224A (en) * 1976-05-28 1977-12-03 Ricoh Co Ltd Dry type developing powder
JPS52145225A (en) * 1976-05-28 1977-12-03 Ricoh Co Ltd Dry type developing powder
JPS5319031A (en) * 1976-08-05 1978-02-21 Fujitsu Ltd Magnetically attractable developing agent

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5138387A (en) * 1990-10-12 1992-08-11 Sanyo Electric Co., Ltd. Charge injection image forming apparatus using conductive and insulative tone

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