KR100496472B1 - 전자사진용 토너, 전자사진용 현상제, 및 화상형성방법 - Google Patents
전자사진용 토너, 전자사진용 현상제, 및 화상형성방법 Download PDFInfo
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- KR100496472B1 KR100496472B1 KR10-2002-0001962A KR20020001962A KR100496472B1 KR 100496472 B1 KR100496472 B1 KR 100496472B1 KR 20020001962 A KR20020001962 A KR 20020001962A KR 100496472 B1 KR100496472 B1 KR 100496472B1
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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
-
- 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
- G03G9/097—Plasticisers; Charge controlling agents
- G03G9/09708—Inorganic compounds
- G03G9/09725—Silicon-oxides; Silicates
-
- 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
- G03G9/0827—Developers with toner particles characterised by their shape, e.g. degree of sphericity
-
- 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
- G03G9/097—Plasticisers; Charge controlling agents
- G03G9/09708—Inorganic compounds
-
- 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
- G03G9/097—Plasticisers; Charge controlling agents
- G03G9/09708—Inorganic compounds
- G03G9/09716—Inorganic compounds treated with organic compounds
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
Description
Claims (16)
- 평균형상계수 ML2/A가 100∼135의 범위인 토너 모입자와, 평균 1차 입경이 다른 2종류 이상의 무기 입자를 함유하고, 상기 무기 입자 중 적어도 1종은 평균 1차 입경이 80∼300nm의 범위인 구형 입자이고, 또한, 상기 무기 입자와 상기 토너 모입자의 부착 구조가 하기 조건(1) 및 (2)을 만족하는 전자사진용 토너:(1) 구형 입자의 토너 모입자 표면 피복율이 20% 이상임.(2) 수용액 중에 토너를 분산시킬 때 토너 모입자로부터 탈리되는 무기 입자의 비율이, 그 무기 입자의 전체 첨가량에 대해서 35% 이하임.
- 제1항에 있어서,토너 모입자의 평균형상계수 ML2/A가 100∼130의 범위인 전자사진용 토너.
- 제1항에 있어서,구형 입자의 평균 1차 입경이 100∼200nm인 전자사진용 토너.
- 제1항에 있어서,구형 입자가 실리카로 형성된 것인 전자시진용 토너.
- 제1항에 있어서,구형 입자의 와델 구형도ψ(Wardell's sphericity ψ)가 0.8∼1.0의 범위인 전자사진용 토너.
- 제1항에 있어서,무기 입자 중 1 종의 평균 1차 입경이 5∼50nm의 범위인 전자사진용 토너.
- 제1항 기재의 전자사진용 토너와 담체를 함유하는 전자사진용 현상제.
- 제7항에 있어서,구형 입자의 평균 1차 입경이 100∼200nm의 범위인 전자시진용 현상제.
- 제7항에 있어서,구형 입자가 실리카로 형성된 것인 전자사진용 현상제.
- 제7항에 있어서,담체가 페라이트 코어로 된 것인 전자사진용 현상제.
- 제7항에 있어서,담체의 평균 입경이 30∼80㎛의 범위인 전자사진용 현상제.
- 제7항에 있어서,무기 입자 중 1종의 평균 1차 입경이 5∼50nm의 범위인 전자사진용 현상제.
- 잠상 담지체에 정전 잠상을 형성하는 공정;잠상 담지체에 대향하여 배치된 현상제 담지체의 표면에 토너를 함유하는 현상제층을 형성하는 공정;토너 화상을 형성하도록 상기 현상제층에 의해 잠상 담지체상에 정전 잠상을 현상하는 공정; 및상기에서 현상된 토너 화상을 전사재상에 전사하는 공정을 포함하며,상기 토너가 제1항 기재의 전자사진용 토너로 형성된 것인 화상형성방법.
- 제13항에 있어서,구형 입자의 평균 1차 입경이 100∼200nm의 범위인 화상형성방법.
- 제13항에 있어서,구형 입자가 실리카로 형성된 것인 화상형성방법
- 제13항에 있어서,구형 입자의 와델 구형도ψ가 0.8∼1.0의 범위인 화상형성방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001008867A JP2002214825A (ja) | 2001-01-17 | 2001-01-17 | 電子写真用トナー、電子写真用現像剤、及び画像形成方法 |
JPJP-P-2001-00008867 | 2001-01-17 |
Publications (2)
Publication Number | Publication Date |
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KR20020061514A KR20020061514A (ko) | 2002-07-24 |
KR100496472B1 true KR100496472B1 (ko) | 2005-06-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2002-0001962A KR100496472B1 (ko) | 2001-01-17 | 2002-01-14 | 전자사진용 토너, 전자사진용 현상제, 및 화상형성방법 |
Country Status (5)
Country | Link |
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US (1) | US6613491B2 (ko) |
JP (1) | JP2002214825A (ko) |
KR (1) | KR100496472B1 (ko) |
CN (1) | CN100399196C (ko) |
TW (1) | TWI226510B (ko) |
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JP4010213B2 (ja) * | 2002-09-19 | 2007-11-21 | 富士ゼロックス株式会社 | 静電荷像乾式トナー組成物、静電潜像現像用現像剤及び画像形成方法 |
JP4103556B2 (ja) * | 2002-11-12 | 2008-06-18 | 富士ゼロックス株式会社 | 静電荷像乾式トナー組成物、その製造方法、現像剤、及び画像形成方法 |
JP4244828B2 (ja) * | 2004-03-11 | 2009-03-25 | 富士ゼロックス株式会社 | 静電潜像現像用トナー、静電潜像現像剤及び画像形成方法 |
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- 2001-12-06 US US10/003,088 patent/US6613491B2/en not_active Expired - Lifetime
- 2001-12-19 TW TW090131501A patent/TWI226510B/zh not_active IP Right Cessation
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- 2002-01-14 KR KR10-2002-0001962A patent/KR100496472B1/ko active IP Right Grant
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Also Published As
Publication number | Publication date |
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CN100399196C (zh) | 2008-07-02 |
US20020142242A1 (en) | 2002-10-03 |
KR20020061514A (ko) | 2002-07-24 |
JP2002214825A (ja) | 2002-07-31 |
TWI226510B (en) | 2005-01-11 |
US6613491B2 (en) | 2003-09-02 |
CN1366213A (zh) | 2002-08-28 |
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