KR0159321B1 - 정전 화상을 현상하기 위한 토너의 제조 방법 - Google Patents
정전 화상을 현상하기 위한 토너의 제조 방법 Download PDFInfo
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- KR0159321B1 KR0159321B1 KR1019940000283A KR19940000283A KR0159321B1 KR 0159321 B1 KR0159321 B1 KR 0159321B1 KR 1019940000283 A KR1019940000283 A KR 1019940000283A KR 19940000283 A KR19940000283 A KR 19940000283A KR 0159321 B1 KR0159321 B1 KR 0159321B1
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- South Korea
- Prior art keywords
- fine powder
- toner
- inorganic fine
- resin particles
- particles
- 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.)
- Expired - Lifetime
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Classifications
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- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
- C09C1/3081—Treatment with organo-silicon compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/36—Compounds of titanium
- C09C1/3607—Titanium dioxide
- C09C1/3684—Treatment with organo-silicon 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
- G03G9/0802—Preparation methods
- G03G9/081—Preparation methods by mixing the toner components in a liquefied state; melt kneading; reactive mixing
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- 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
- G03G9/0802—Preparation methods
- G03G9/0817—Separation; Classifying
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
Description
Claims (28)
- 예비 혼합물을 제공하는 단계와, 반죽된 제품을 얻기 위해 상기 예비 혼합물을 용융 반죽하는 단계와, 발색된 수지 고형체를 얻기 위해 상기 반죽된 제품을 냉각하는 단계와, 분쇄된 제품을 얻기 위해 발색된 수지 고형체를 분쇄하는 단계와, 토너 입자를 얻기 위해 분쇄된 제품을 분류하는 단계를 포함하는 전자사진 토너를 제조하는 방법에 있어서, 상기 예비 혼합물은 무기 미세 분말을 수반 또는 함유하는 수지 입자와, 결합제 수지 입자 및 발색제를 포함하는 토너 개시 재료를 혼합함으로써 제공되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 수지 입자를 얻기 위해 예비 혼합전 수지 입자의 표면에 외부 첨가되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 실리카 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제3항에 있어서, 상기 무기 미세 분말은 소수성 실리카 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제4항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리된 소수성 실리카 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 소수성 산화 티타늄 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제6항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리된 소수성 산화 티타늄 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 최대 100 ㎚의 제2입자 크기를 나타내는 형태로 예비 혼합 전 수지 입자에 수반 또는 함유되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 분쇄된 제품은 최소한 조대 분말, 중간 분말, 및 미세 분말로 분류되고, 상기 분류된 미세 분말은 예비 혼합 단계로 재순환되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 무기 미세 분말을 수반하거나 또는 함유하는 상기 수지 입자는 예비 혼합물의 1 내지 50 중량%의 비율로 함유되어 있는 것을 특징으로 하는 토너 제조 방법.
- 제9항에 있어서, 상기 재순환된 미세 분말과 상기 무기 미세 분말을 수반 또는 함유하는 수지 입자는 예비 혼합물의 총 2 내지 60 중량%의 비율로 함유되어 있는 것을 특징으로 하는 토너 제조 방법.
- 제11항에 있어서, 상기 재순환된 미세 분말과 상기 무기 미세 분말을 수반 또는 함유하는 수지 입자는 예비 혼합물 내에서 1:20 내지 20:1의 중량비로 함유되어 있는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리된 소수성 실리카 미세 분말을 포함하고, 상기 소수성 실리카의 미세 분말은 최대 100 ㎚의 평균 입자 크기를 갖는 제2입자의 형태로 수지 입자의 표면에 수반되도록 미리 수지 입자와 건식 혼합되고, 상기 무기 미세 분말을 수반하는 수지 입자와 결합제 수지 입자와 발색제가 예비 혼합되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리된 소수성 실리카 미세 분말을 포함하고, 상기 소수성 실리카 미세 분말은 최대 100 ㎚의 평균 입자 크기를 갖는 제2입자의 형태로 수지 입자의 표면에 수반되도록 미리 수지 입자와 건식 혼합되고, 상기 소수성 실리카의 미세 분말 및 수지 입자들의 건식 혼합체는 수지 입자로 성형되고, 무기 미세 분말을 함유하는 최종의 수지 입자와 결합제 수지 입자와 발색제는 예비 혼합되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 결합제 수지 입자는 10 내지 1000 ㎛의 수 평균 입자 크기를 갖는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 발색제는 최대 3 ㎛의 수 평균 입자 크기를 갖는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 예비 혼합물은 토너 재료 결합제 수지 입자 100 중량부와, 발색제 2 내지 150 중량부와, 무기 미세 분말 0.1 내지 5 중량부와, 상기 무기 미세 분말을 함유하는 수지 입자 1 내지 50 중량부를 함유하는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 실리카 미세 분말을 포함하고, 상기 무기 미세 분말을 수반 또는 함유하는 수지 입자는 토너 입자를 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제18항에 있어서, 상기 무기 미세 분말은 소수성 실리카 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제18항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리된 소수성 실리카 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 산화 티타늄 미세 분말을 포함하고, 상기 무기 미세 분말을 수반 또는 함유하는 수지 입자는 토너 입자를 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제21항에 있어서, 상기 무기 미세 분말은 소수성 산화 티타늄 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제21항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리된 소수성 산화 티타늄 미세 분말을 포함하는 것을 특징으로 하는 토너 제조 방법.
- 제5항에 있어서, 상기 실리카 미세 분말 100 중량부는 실리콘 오일 1 내지 35 중량부로 처리되는 것을 특징으로 하는 토너 제조 방법.
- 제7항에 있어서, 상기 산화 티타늄 미세 분말 100 중량부는 실리콘 오일 1 내지 35 중량부로 처리되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 무기 미세 분말은 실리콘 오일로 처리되고, 상기 결합제 수지 입자와 발색제와 그리고 실리콘 오일로써 처리된 무기 미세 분말을 수반 또는 함유하는 수지 입자는 다수의 교반 블레이드를 구비한 혼합기에 의해 전단력을 받으면서 예비 혼합되는 것을 특징으로 하는 토너 제조 방법.
- 제1항에 있어서, 상기 예비 혼합물은 17 내지 50의 길이-직경비를 만족하는 반죽 축의 길이(L) 및 직경(D)을 갖는 압출기에 의하여 용융 반죽되는 것을 특징으로 하는 토너 제조 방법.
- 결합제 수지와 발색제와 무기 미세 분말을 각각 함유하며 제1항 내지 제27항 중의 어느 한 항에 의한 방법에 의해 얻을 수 있는 토너 입자를 포함하는 것을 특징으로 하는 전자사진 토너.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP93-017887 | 1993-01-11 | ||
| JP1788493 | 1993-01-11 | ||
| JP1788793 | 1993-01-11 | ||
| JP93-017884 | 1993-01-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR940018704A KR940018704A (ko) | 1994-08-18 |
| KR0159321B1 true KR0159321B1 (ko) | 1999-03-20 |
Family
ID=26354471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019940000283A Expired - Lifetime KR0159321B1 (ko) | 1993-01-11 | 1994-01-10 | 정전 화상을 현상하기 위한 토너의 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5464722A (ko) |
| EP (1) | EP0606872B1 (ko) |
| KR (1) | KR0159321B1 (ko) |
| CN (1) | CN1099053C (ko) |
| DE (1) | DE69417774T2 (ko) |
| ES (1) | ES2129528T3 (ko) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5989768A (en) * | 1997-03-06 | 1999-11-23 | Cabot Corporation | Charge-modified metal oxides with cyclic silazane and electrostatographic systems incorporating same |
| US5798199A (en) * | 1997-06-03 | 1998-08-25 | Lexmark International, Inc. | Dry xerographic toner and developer |
| JP3870600B2 (ja) * | 1998-04-15 | 2007-01-17 | コニカミノルタビジネステクノロジーズ株式会社 | 静電潜像現像用非磁性トナー |
| US5981131A (en) * | 1998-07-27 | 1999-11-09 | Mitsubishi Chemical America, Inc. | Electrostatic toner composition to enhance copy quality by rejection of ghosting and method of manufacturing same |
| CA2495898A1 (en) | 2002-09-09 | 2004-03-18 | Mitsubishi Chemical America, Inc. | Electrostatic toner composition to enhance copy quality by improved fusing and method of manufacturing same |
| JP2004286854A (ja) * | 2003-03-19 | 2004-10-14 | Ricoh Co Ltd | リサイクル方法及びリサイクルシステム |
| CN100416425C (zh) * | 2004-03-01 | 2008-09-03 | 珠海天威飞马打印耗材有限公司 | 电子照相成像设备用碳粉再生方法 |
| JP2012068334A (ja) * | 2010-09-22 | 2012-04-05 | Kyocera Mita Corp | 画像形成装置 |
| US10082743B2 (en) | 2015-06-15 | 2018-09-25 | Canon Kabushiki Kaisha | Toner |
| JP6740014B2 (ja) | 2015-06-15 | 2020-08-12 | キヤノン株式会社 | トナー及びトナーの製造方法 |
| JP6750849B2 (ja) | 2016-04-28 | 2020-09-02 | キヤノン株式会社 | トナー及びトナーの製造方法 |
| JP6921609B2 (ja) | 2016-05-02 | 2021-08-18 | キヤノン株式会社 | トナーの製造方法 |
| JP6815753B2 (ja) | 2016-05-26 | 2021-01-20 | キヤノン株式会社 | トナー |
| US10036970B2 (en) | 2016-06-08 | 2018-07-31 | Canon Kabushiki Kaisha | Magenta toner |
| US10197936B2 (en) | 2016-11-25 | 2019-02-05 | Canon Kabushiki Kaisha | Toner |
| JP6849409B2 (ja) | 2016-11-25 | 2021-03-24 | キヤノン株式会社 | トナー |
| JP6833570B2 (ja) | 2017-03-10 | 2021-02-24 | キヤノン株式会社 | トナー |
| JP7237688B2 (ja) | 2018-05-01 | 2023-03-13 | キヤノン株式会社 | トナー |
| US10955765B2 (en) | 2018-11-22 | 2021-03-23 | Canon Kabushiki Kaisha | Magnetic carrier and two-component developer |
| DE102019132817B4 (de) | 2018-12-05 | 2022-09-29 | Canon Kabushiki Kaisha | Toner |
| JP7391572B2 (ja) | 2019-08-29 | 2023-12-05 | キヤノン株式会社 | トナー及びトナーの製造方法 |
| JP7475982B2 (ja) | 2020-06-19 | 2024-04-30 | キヤノン株式会社 | トナー |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5827503B2 (ja) * | 1977-09-26 | 1983-06-09 | 日立金属株式会社 | 磁性トナ− |
| JPS54139544A (en) * | 1978-03-28 | 1979-10-30 | Hitachi Metals Ltd | Magnetic toner |
| JPS57105748A (en) * | 1980-12-23 | 1982-07-01 | Canon Inc | Production of toner |
| JPS57200048A (en) * | 1981-06-02 | 1982-12-08 | Canon Inc | Pressure fixable developer |
| JPS59200252A (ja) * | 1983-04-27 | 1984-11-13 | Canon Inc | 正荷電性現像剤及び現像方法 |
| JPS6161627A (ja) * | 1984-08-31 | 1986-03-29 | Mita Ind Co Ltd | トナ−の球形化法 |
| US4839255A (en) * | 1987-03-31 | 1989-06-13 | Canon Kabushiki Kaisha | Process for producing toner for developing electrostatic images |
| US5066558A (en) * | 1988-09-30 | 1991-11-19 | Canon Kabushiki Kaisha | Developer for developing electrostatic images |
| US5262267A (en) * | 1989-04-26 | 1993-11-16 | Canon Kabushiki Kaisha | Magnetic developer, image forming method and image forming apparatus |
| US5270770A (en) * | 1989-04-27 | 1993-12-14 | Canon Kabushiki Kaisha | Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus |
| US5139914A (en) * | 1989-07-28 | 1992-08-18 | Canon Kabushiki Kaisha | Developer for developing electrostatic images and image forming apparatus |
| SG78355A1 (en) * | 1990-10-26 | 2001-02-20 | Canon Kk | Developer for developing electrostatic image image forming method electrophotographic apparatus apparatus unit and facsimile apparatus |
-
1994
- 1994-01-03 US US08/176,231 patent/US5464722A/en not_active Expired - Lifetime
- 1994-01-10 EP EP94100257A patent/EP0606872B1/en not_active Expired - Lifetime
- 1994-01-10 DE DE69417774T patent/DE69417774T2/de not_active Expired - Lifetime
- 1994-01-10 ES ES94100257T patent/ES2129528T3/es not_active Expired - Lifetime
- 1994-01-10 KR KR1019940000283A patent/KR0159321B1/ko not_active Expired - Lifetime
- 1994-01-11 CN CN94101923A patent/CN1099053C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0606872A1 (en) | 1994-07-20 |
| DE69417774D1 (de) | 1999-05-20 |
| US5464722A (en) | 1995-11-07 |
| CN1099053C (zh) | 2003-01-15 |
| KR940018704A (ko) | 1994-08-18 |
| EP0606872B1 (en) | 1999-04-14 |
| DE69417774T2 (de) | 1999-11-11 |
| CN1098518A (zh) | 1995-02-08 |
| ES2129528T3 (es) | 1999-06-16 |
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