KR890702087A - Electrophotographic Toner - Google Patents

Electrophotographic Toner

Info

Publication number
KR890702087A
KR890702087A KR1019890700438A KR890700438A KR890702087A KR 890702087 A KR890702087 A KR 890702087A KR 1019890700438 A KR1019890700438 A KR 1019890700438A KR 890700438 A KR890700438 A KR 890700438A KR 890702087 A KR890702087 A KR 890702087A
Authority
KR
South Korea
Prior art keywords
toner
acid
styrene
vinyl
polymer
Prior art date
Application number
KR1019890700438A
Other languages
Korean (ko)
Inventor
마사아키 신
노부히로 히라야마
게이이치 이시카와
Original Assignee
미시마 마사요시
미쓰이 도오아쯔 가가쿠 가부시기가이샤
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 미시마 마사요시, 미쓰이 도오아쯔 가가쿠 가부시기가이샤 filed Critical 미시마 마사요시
Publication of KR890702087A publication Critical patent/KR890702087A/en

Links

Classifications

    • 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
    • G03G9/083—Magnetic 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
    • G03G9/087—Binders for toner particles
    • G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
    • G03G9/08795—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their chemical properties, e.g. acidity, molecular weight, sensitivity to reactants
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

내용 없음No content

Description

전자 사진용 토너(Toner)Electrophotographic Toner

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (8)

수평균 분자량(Mn)이 1,000-5,000이고, 중량 평균 분자량(Mw) : 수평균 분자량(Mn)의 비가 1-3인 비닐 중합체를 포함하고 있는 전자 사진용 토너.An electrophotographic toner containing a vinyl polymer having a number average molecular weight (Mn) of 1,000 to 5,000 and a weight average molecular weight (Mw): number ratio of number average molecular weight (Mn) of 1-3. 제 1 항에 있어서, 비닐 중합체가 스티렌 단독으로, 또는 스티렌과 카르복실기를 함유한 단량체로부터 제조되는 토너.2. The toner of claim 1, wherein the vinyl polymer is made of styrene alone or from monomers containing styrene and carboxyl groups. 제 1 항에 있어서, 중합체가 1,500-2,800의 수평균 분자량을 가지는 토너.2. The toner of claim 1, wherein the polymer has a number average molecular weight of 1,500-2,800. 제 1 항에 있어서, 중합체가 50-75℃의 유리전이 온도를 가지는 토너.2. The toner of claim 1, wherein the polymer has a glass transition temperature of 50-75 ° C. 제 2 항에 있어서, 비닐 단량체가 아크릴산, 메타아크릴산, 크로톤산, 이타콘산, 신남산, 무수말레인산, 푸마르산, 말레인산, 그리고 그것의 메틸, 에틸, 부틸 및 2-에틸헥실 모노에스테르로 구성된 군으로부터 선택된 비닐 단량체를 함유한 적어도 하나의 카르복실기와 스티렌의 결합물인 토너.The vinyl monomer of claim 2 wherein the vinyl monomer is selected from the group consisting of acrylic acid, methacrylic acid, crotonic acid, itaconic acid, cinnamic acid, maleic anhydride, fumaric acid, maleic acid, and methyl, ethyl, butyl and 2-ethylhexyl monoesters thereof. A toner that is a combination of styrene and at least one carboxyl group containing vinyl monomers. 제 5 항에 있어서, 비닐 단량체가 스티렌 단독으로, 또는 메틸메타아크릴레이트 및/또는 메타아크릴산과 스티렌의 혼합물로된 토너.6. The toner according to claim 5, wherein the vinyl monomer is styrene alone or a mixture of methyl methacrylate and / or methacrylic acid and styrene. 제 1 항에 있어서, 비닐 중합체의 양이 토너중에 수지의 30-80중량%로 되어있는 토너.The toner according to claim 1, wherein the amount of the vinyl polymer is 30 to 80% by weight of the resin in the toner. 제 6 항에 있어서, 비닐 중합체의 양이 토너중에 수지의 35-70중량%로 되어 있는 토너.The toner according to claim 6, wherein the amount of the vinyl polymer is 35 to 70% by weight of the resin in the toner. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890700438A 1987-07-10 1987-09-30 Electrophotographic Toner KR890702087A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62171089A JPS6415753A (en) 1987-07-10 1987-07-10 Electrophotographic dry toner
JP62-171089 1987-07-10
PCT/JP1987/000722 WO1989000719A1 (en) 1987-07-10 1987-09-30 Toner for electrophotography

Publications (1)

Publication Number Publication Date
KR890702087A true KR890702087A (en) 1989-12-22

Family

ID=15916790

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890700438A KR890702087A (en) 1987-07-10 1987-09-30 Electrophotographic Toner

Country Status (4)

Country Link
EP (1) EP0322456A4 (en)
JP (1) JPS6415753A (en)
KR (1) KR890702087A (en)
WO (1) WO1989000719A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940008783B1 (en) * 1989-12-12 1994-09-26 미츠이 도아츠 가가쿠 가부시키가이샤 Electrophotographic toner composition
JP2757927B2 (en) * 1990-06-28 1998-05-25 インターナショナル・ビジネス・マシーンズ・コーポレイション Method of interconnecting spaced silicon regions on a semiconductor substrate
JP3148311B2 (en) * 1991-10-30 2001-03-19 戸田工業株式会社 Magnetic particle powder for magnetic toner
NL9200931A (en) * 1992-05-26 1993-12-16 Hendrik Veenstra PACKAGING FOR THE STORAGE AND STORAGE OF A NUMBER OF BOX-like OBJECTS, IN PARTICULAR INFORMATION CARRIERS SUCH AS FLOPPY DISCS AND THE LIKE.
JPH0895297A (en) * 1993-12-24 1996-04-12 Mitsui Toatsu Chem Inc Resin composition for electrophotographic toner

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5683749A (en) * 1979-12-12 1981-07-08 Canon Inc Pressure-fixable toner
JPS56113143A (en) * 1980-02-13 1981-09-05 Konishiroku Photo Ind Co Ltd Electrostatic image developing toner and its manufacture
JPS59188657A (en) * 1983-04-11 1984-10-26 Canon Inc Pressure fixable toner

Also Published As

Publication number Publication date
EP0322456A4 (en) 1990-02-05
JPS6415753A (en) 1989-01-19
EP0322456A1 (en) 1989-07-05
WO1989000719A1 (en) 1989-01-26

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application