KR890015083A - 정전잠상현상용 토우너 - Google Patents

정전잠상현상용 토우너 Download PDF

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Publication number
KR890015083A
KR890015083A KR1019890002944A KR890002944A KR890015083A KR 890015083 A KR890015083 A KR 890015083A KR 1019890002944 A KR1019890002944 A KR 1019890002944A KR 890002944 A KR890002944 A KR 890002944A KR 890015083 A KR890015083 A KR 890015083A
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KR
South Korea
Prior art keywords
electrostatic latent
toner
latent image
resin
binder resin
Prior art date
Application number
KR1019890002944A
Other languages
English (en)
Other versions
KR930008605B1 (ko
Inventor
히도시 나가하마
가쯔미 니시하야시
다까히로 이시하라
다까후미 나가이
Original Assignee
미타 요시히로
미타 고오교 가부시끼가이샤
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
Priority claimed from JP63059135A external-priority patent/JPH0812446B2/ja
Priority claimed from JP63157465A external-priority patent/JPH0830909B2/ja
Application filed by 미타 요시히로, 미타 고오교 가부시끼가이샤 filed Critical 미타 요시히로
Publication of KR890015083A publication Critical patent/KR890015083A/ko
Application granted granted Critical
Publication of KR930008605B1 publication Critical patent/KR930008605B1/ko

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/087—Binders for toner particles
    • G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08706—Polymers of alkenyl-aromatic compounds
    • G03G9/08708—Copolymers of styrene
    • G03G9/08711—Copolymers of styrene with esters of acrylic or methacrylic acid
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/0821—Developers with toner particles characterised by physical parameters
    • G03G9/0823—Electric parameters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/087—Binders for toner particles
    • G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08706—Polymers of alkenyl-aromatic compounds
    • G03G9/08708—Copolymers of styrene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/001—Electric or magnetic imagery, e.g., xerography, electrography, magnetography, etc. Process, composition, or product
    • Y10S430/104—One component toner

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

내용 없음.

Description

정전잠상현상용 토우너
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 착색제로서 사용하는 카오본블랙의 비율표면적과 완화시간과의 관계를 표시한 그래프.
제2도 내지 제3도는 실시예 및 비교예에서 사용한 결착수지의 겔퍼미에이션 크로매트 그래픽에 의한 분자량분포를 표시한 그래프.

Claims (11)

  1. 적어도 착색제 및 결착수지를 함유하며, 주파수 100KHZ에 있어서의 완화시간이 5-20msec 인 것을 특징으로 하는 정전잠상현상용 토우너.
  2. 제1항에 있어서 전기의 착색제가 카아본블랙인 정전잠상현상용 토우너.
  3. 제2항에 있어서 전기의 카아본블랙이 코우너 1g중에 비율표면적 15㎠/g이상이 되도록 함유되어 있는 정전잠상형상용 토우너.
  4. 제3항에 있어서 전기의 카오본블랙이 2-30중량% 함유되어 있는 정전잠상현상용 토우너.
  5. 제1항에 있어서 정대전성 미분말과 부대전성미분말이 첨가되어있는 정전잠상현상용 토우너.
  6. 제5항에 있어서 정대전성 미분말이 산화알루미늄, 아미노기를 가진 실리콘오일로 처리된 소수성 실리카 및 아크릴수지로 되는 군으로 선택되며, 전기의 부대전성미분말이 소수성 실리카인 정전잠상용 토우너.
  7. 제1항에 있어서 전기의 결착수지가 겔퍼미에이션 크로마토 그래피에 의한 분자량분포에 있어서 1×103∼5×104및 5×104∼5×107의 각각의 영역에 적어도 하나의픽치를 가진것이며, 상기의 1×103∼5×104의 영역에 있어서의 면적 : 5×104∼5×107의영역에 있어서의 면적의 비율이 30∼70 : 70∼30인 정전잠상현상용 토우너.
  8. 제7항에 있어서 결착수지가 스티렌-아크릴계 공중합체인 정전잠상현상용 토우너.
  9. 제1항에 있어서 비커어스경도 12이상을 가진 정전잠상현상용 토우너.
  10. 제1항에 있어서 전기의 결착수지가 겔 퍼에이션 크로마토 그래피에 의한 분자량 분포에 있어서1×103∼5×104및 5×104∼5×107의 각각의 영역에 적어도 하나의 픽치를 가진 산가가 13이하의 수지와, 이 수지의 분자량 분포와 동일한 두 개의 영역에 각각 적어도 하나의 픽치를 가진 산가가 30이상의 수지와의 혼합물로 되는 정전잠상형상용 토우너.
  11. 제10항에 있어서 산가가 13이하의 수지와 산가가 30이상의 수지와의 혼합비율이 1 : 1∼10 : 1인 정전잠상현상용 토우너.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890002944A 1988-03-11 1989-03-10 정전잠상 현상용 토우너 KR930008605B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP?63-59135 1988-03-11
JP63059135A JPH0812446B2 (ja) 1988-03-11 1988-03-11 静電潜像現像用トナー
JP63157465A JPH0830909B2 (ja) 1988-06-24 1988-06-24 静電荷像現像用トナー
JP?63-157465 1988-06-24

Publications (2)

Publication Number Publication Date
KR890015083A true KR890015083A (ko) 1989-10-28
KR930008605B1 KR930008605B1 (ko) 1993-09-10

Family

ID=26400179

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890002944A KR930008605B1 (ko) 1988-03-11 1989-03-10 정전잠상 현상용 토우너

Country Status (4)

Country Link
US (1) US4954411A (ko)
EP (1) EP0332212B1 (ko)
KR (1) KR930008605B1 (ko)
DE (1) DE68927485T2 (ko)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307122A (en) * 1989-07-28 1994-04-26 Canon Kabushiki Kaisha Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images
KR910018856A (ko) * 1990-04-13 1991-11-30 미타 요시히로 전자사진용 토너
TW212835B (ko) * 1990-05-18 1993-09-11 Mitsuta Industry Co Ltd
JP2698469B2 (ja) * 1990-07-25 1998-01-19 三田工業株式会社 電子写真用トナー
JP2604892B2 (ja) * 1990-07-25 1997-04-30 三田工業株式会社 電子写真用トナー
JP2604893B2 (ja) * 1990-07-26 1997-04-30 三田工業株式会社 電子写真用現像剤
DE69125220T2 (de) * 1990-07-26 1997-10-16 Mita Industrial Co Ltd Elektrophotographischer Entwickler
DE69227404T2 (de) * 1991-06-19 1999-04-29 Canon Kk Magnetischer Toner und Verfahren zur Entwicklung elektrostatischer latente Bilder
DE69230263T2 (de) * 1991-12-26 2000-08-17 Mitsubishi Rayon Co Tonerbindemittelharz
CA2098233C (en) * 1992-06-19 1999-06-29 Kazuyoshi Hagiwara Toner for developing electrostatic image and image forming method
DE69638081D1 (de) * 1995-06-19 2009-12-31 Mitsubishi Rayon Co Bindemittelharz für toner und toner
US5840460A (en) * 1996-02-02 1998-11-24 Minolta Co., Ltd Toner for developing electrostatic latent images
JP3407526B2 (ja) * 1996-02-20 2003-05-19 ミノルタ株式会社 静電潜像現像用黒色トナー
JP2004294843A (ja) * 2003-03-27 2004-10-21 Minolta Co Ltd 非磁性１成分トナー、非磁性１成分接触現像装置及び画像形成装置
US20050208403A1 (en) 2004-03-18 2005-09-22 Hyo Shu Toner, developer including the toner, and developing device and image forming apparatus using the toner
BRPI0510746A (pt) 2004-06-10 2007-11-20 Univ Michigan State sìntese de caprolactama a partir de lisina
US7689289B2 (en) * 2006-03-22 2010-03-30 Medtronic, Inc. Technique for adjusting the locus of excitation of electrically excitable tissue with paired pulses

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US3997688A (en) * 1974-05-31 1976-12-14 Xerox Corporation Developing an electrical image
US4205322A (en) * 1976-04-27 1980-05-27 Nippon Electric Co., Ltd. Electrostatic method of simultaneously transferring to a recording medium a toner image having different polarities
US4105320A (en) * 1977-01-05 1978-08-08 Xerox Corporation Transfer of conductive particles
US4197331A (en) * 1978-12-14 1980-04-08 Xerox Corporation Novel electrostatic imaging system
US4402000A (en) * 1979-03-22 1983-08-30 Minnesota Mining And Manufacturing Company Electrographic recording method and apparatus with control of toner quantity at recording region
JPS56158340A (en) * 1980-05-13 1981-12-07 Konishiroku Photo Ind Co Ltd Toner for developing electrostatic charge image
GB2091435A (en) * 1980-12-18 1982-07-28 Konishiroku Photo Ind Toner for developing electrostatic latent images
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JPS62100773A (ja) * 1985-10-29 1987-05-11 Hitachi Metals Ltd 熱ロ−ル定着用現像剤
JPS62115170A (ja) * 1985-11-14 1987-05-26 Hitachi Chem Co Ltd 電子写真トナ−用樹脂組成物
CA1302612C (en) * 1986-09-08 1992-06-02 Satoshi Yasuda Toner for developing electrostatic images, binder resin therefor and process for production thereof
JPS63208062A (ja) * 1987-02-25 1988-08-29 Toshiba Corp 現像方法

Also Published As

Publication number Publication date
DE68927485D1 (de) 1997-01-09
DE68927485T2 (de) 1997-03-27
KR930008605B1 (ko) 1993-09-10
EP0332212A3 (en) 1991-02-06
EP0332212A2 (en) 1989-09-13
EP0332212B1 (en) 1996-11-27
US4954411A (en) 1990-09-04

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