JP2016040576A5 - Toner for liquid developer, liquid developer, developer cartridge, process cartridge, and image forming apparatus - Google Patents
Toner for liquid developer, liquid developer, developer cartridge, process cartridge, and image forming apparatus Download PDFInfo
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- JP2016040576A5 JP2016040576A5 JP2014164477A JP2014164477A JP2016040576A5 JP 2016040576 A5 JP2016040576 A5 JP 2016040576A5 JP 2014164477 A JP2014164477 A JP 2014164477A JP 2014164477 A JP2014164477 A JP 2014164477A JP 2016040576 A5 JP2016040576 A5 JP 2016040576A5
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- toner
- liquid developer
- image
- developer
- cartridge
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- 239000007788 liquid Substances 0.000 title claims description 27
- 238000000034 method Methods 0.000 title claims description 5
- 229920001225 Polyester resin Polymers 0.000 claims description 8
- 239000003999 initiator Substances 0.000 claims description 8
- 239000004645 polyester resin Substances 0.000 claims description 8
- -1 thiol compound Chemical class 0.000 claims description 8
- 150000001412 amines Chemical class 0.000 claims description 7
- 239000000969 carrier Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 230000001588 bifunctional Effects 0.000 claims description 6
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 239000011258 core-shell material Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
Description
請求項１に係る発明は、酸基と不飽和二重結合とを有する結晶性ポリエステル樹脂と、２官能以上のチオール基を含むチオール化合物と、光重合開始剤とを含み、高分子アミン類を内部に含む液体現像剤用トナーである。 The invention according to claim 1 includes a crystalline polyester resin having an acid group and an unsaturated double bond, a thiol compound containing a bifunctional or higher functional thiol group, and a photopolymerization initiator, This is a toner for liquid developer contained inside.
請求項２に係る発明は、前記トナーがコアシェル構造を有し、コアが前記結晶性ポリエステル樹脂と前記チオール化合物と前記光重合開始剤と前記高分子アミン類とを含み、シェルが不飽和二重結合を有する非晶性樹脂を含む、請求項１に記載の液体現像剤用トナーである。 According to a second aspect of the present invention, the toner has a core-shell structure, the core includes the crystalline polyester resin, the thiol compound, the photopolymerization initiator, and the polymer amine, and the shell has an unsaturated double structure. The toner for liquid developer according to claim 1, comprising an amorphous resin having a bond.
請求項３に係る発明は、請求項１または２に記載の液体現像剤用トナーと、キャリア液とを含む液体現像剤である。 The invention according to claim 3 is a liquid developer comprising the toner for liquid developer according to claim 1 or 2 and a carrier liquid.
請求項４に係る発明は、請求項３に記載の液体現像剤が収容されている現像剤カートリッジである。 The invention according to claim 4 is a developer cartridge in which the liquid developer according to claim 3 is accommodated.
請求項５に係る発明は、請求項３に記載の液体現像剤が収容されているプロセスカートリッジである。 The invention according to claim 5 is a process cartridge in which the liquid developer according to claim 3 is accommodated.
請求項６に係る発明は、像保持体と、前記像保持体の表面に潜像を形成する潜像形成手段と、前記像保持体の表面に形成された前記潜像を、請求項３に記載の液体現像剤により現像して、トナー像を形成する現像手段と、前記像保持体の表面に形成された前記トナー像を記録媒体上に転写する転写手段と、前記記録媒体に転写された前記トナー像を前記記録媒体に定着させて定着画像を形成する定着手段と、前記定着画像を硬化させる硬化手段と、を備える画像形成装置である。 According to a sixth aspect of the present invention, in the third aspect, the image holding member, a latent image forming unit that forms a latent image on the surface of the image holding member, and the latent image formed on the surface of the image holding member. and more developed in the liquid developer, comprising: a developing means for forming a toner image, a transfer unit that transfers onto the recording medium the toner image formed on the surface of the image carrier is transferred onto the recording medium An image forming apparatus comprising: a fixing unit that fixes the toner image on the recording medium to form a fixed image; and a curing unit that cures the fixed image.
請求項１に係る発明によると、酸基と不飽和二重結合とを有する結晶性ポリエステル樹脂と、２官能以上のチオール基を含むチオール化合物と、光重合開始剤とを含むトナーにおいて、高分子アミン類を内部に含まない場合と比較して、耐熱性に優れ、液体現像剤として用いる場合に分散性に優れる、光硬化型の液体現像剤用トナーが提供される。 According to the first aspect of the present invention, in a toner comprising a crystalline polyester resin having an acid group and an unsaturated double bond, a thiol compound having a bifunctional or higher functional thiol group, and a photopolymerization initiator, as compared with the case without the amines therein, excellent heat resistance, excellent dispersibility when used as a liquid developer, the toner is provided for photocurable liquid developer.
請求項２に係る発明によると、不飽和二重結合を有する非晶性樹脂を含むシェルを有さない場合と比較して、液体現像剤として用いる場合に分散性に優れる、光硬化型の液体現像剤用トナーが提供される。 According to the invention of claim 2, compared to the case where the shell containing an amorphous resin having an unsaturated double bond is not provided , the photocurable liquid is excellent in dispersibility when used as a liquid developer. A developer toner is provided.
請求項４に係る発明によると、酸基と不飽和二重結合とを有する結晶性ポリエステル樹脂と、２官能以上のチオール基を含むチオール化合物と、光重合開始剤とを含むトナーを含む液体現像剤が収容されている現像剤カートリッジにおいて、トナーが高分子アミン類を内部に含まない場合と比較して、耐熱性に優れ、トナーの分散性に優れる光硬化型の液体現像剤が収容されている現像剤カートリッジが提供される。 According to the invention of claim 4 , liquid development comprising a toner comprising a crystalline polyester resin having an acid group and an unsaturated double bond, a thiol compound containing a bifunctional or higher functional thiol group, and a photopolymerization initiator. in the developer cartridge agent is accommodated, as compared with the case where the toner is not contained within a polymeric amine, excellent heat resistance, light-curing of the liquid developer excellent dispersibility of the toner is accommodated A developer cartridge is provided.
請求項５に係る発明によると、酸基と不飽和二重結合とを有する結晶性ポリエステル樹脂と、２官能以上のチオール基を含むチオール化合物と、光重合開始剤とを含むトナーを含む液体現像剤が収容されているプロセスカートリッジにおいて、トナーが高分子アミン類を内部に含まない場合と比較して、耐熱性に優れ、トナーの分散性に優れる光硬化型の液体現像剤が収容されているプロセスカートリッジが提供される。 According to the invention of claim 5 , a liquid development comprising a toner comprising a crystalline polyester resin having an acid group and an unsaturated double bond, a thiol compound having a bifunctional or higher functional thiol group, and a photopolymerization initiator. in the process cartridge agent is contained, the toner as compared with the case free of internal polymeric amines, excellent heat resistance, light-curing of the liquid developer excellent dispersibility of the toner is accommodated A process cartridge is provided.
請求項６に係る発明によると、酸基と不飽和二重結合とを有する結晶性ポリエステル樹脂と、２官能以上のチオール基を含むチオール化合物と、光重合開始剤とを含むトナーを用いる画像形成装置において、トナーが高分子アミン類を内部に含まない場合と比較して、耐熱性に優れ、トナーの分散性に優れる光硬化型の液体現像剤を用いる画像形成装置が提供される。 According to the invention of claim 6 , image formation using a toner comprising a crystalline polyester resin having an acid group and an unsaturated double bond, a thiol compound having a bifunctional or higher functional thiol group, and a photopolymerization initiator. In the apparatus, there is provided an image forming apparatus using a photocurable liquid developer which has excellent heat resistance and excellent toner dispersibility as compared with the case where the toner does not contain a polymeric amine.
Claims (6)
前記像保持体の表面に潜像を形成する潜像形成手段と、
前記像保持体の表面に形成された前記潜像を、請求項３に記載の液体現像剤により現像して、トナー像を形成する現像手段と、
前記像保持体の表面に形成された前記トナー像を記録媒体上に転写する転写手段と、
前記記録媒体に転写された前記トナー像を前記記録媒体に定着させて定着画像を形成する定着手段と、
前記定着画像を硬化させる硬化手段と、
を備えることを特徴とする画像形成装置。 An image carrier,
Latent image forming means for forming a latent image on the surface of the image carrier;
The latent image formed on the surface of the image carrier, and more developed in the liquid developer according to claim 3, a developing means for forming a toner image,
Transfer means for transferring the toner image formed on the surface of the image carrier onto a recording medium;
Fixing means for fixing the toner image transferred to the recording medium to the recording medium to form a fixed image;
Curing means for curing the fixed image;
An image forming apparatus comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014164477A JP6375773B2 (en) | 2014-08-12 | 2014-08-12 | Toner for liquid developer, liquid developer, developer cartridge, process cartridge, and image forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014164477A JP6375773B2 (en) | 2014-08-12 | 2014-08-12 | Toner for liquid developer, liquid developer, developer cartridge, process cartridge, and image forming apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016040576A JP2016040576A (en) | 2016-03-24 |
| JP2016040576A5 true JP2016040576A5 (en) | 2017-09-21 |
| JP6375773B2 JP6375773B2 (en) | 2018-08-22 |
Family
ID=55540926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014164477A Expired - Fee Related JP6375773B2 (en) | 2014-08-12 | 2014-08-12 | Toner for liquid developer, liquid developer, developer cartridge, process cartridge, and image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6375773B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7153583B2 (en) | 2018-03-12 | 2022-10-14 | 花王株式会社 | Binder resin composition for toner |
| JP7227743B2 (en) | 2018-11-15 | 2023-02-22 | 花王株式会社 | Binder resin for toner |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6468947B2 (en) * | 2015-05-27 | 2019-02-13 | キヤノン株式会社 | Ultraviolet curable liquid developer and method for producing the same |
| JP7005873B2 (en) * | 2018-03-28 | 2022-01-24 | 花王株式会社 | Toner for static charge image development |
| WO2021049194A1 (en) * | 2019-09-11 | 2021-03-18 | 花王株式会社 | Liquid developing agent |
| CN113703296B (en) * | 2021-08-28 | 2023-12-22 | 湖北鼎龙控股股份有限公司 | Toner and preparation method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03123364A (en) * | 1989-10-07 | 1991-05-27 | Seiko Epson Corp | Toner for liquid development |
| JPH0656946A (en) * | 1992-08-07 | 1994-03-01 | Dainippon Ink & Chem Inc | Ultraviolet-curing nonaqueous resin dispersion and ultraviolet-curing liquid developer |
| JP2005062466A (en) * | 2003-08-12 | 2005-03-10 | Ricoh Co Ltd | Liquid developer for electrostatic charge image development and image forming method using the same |
| JP5691560B2 (en) * | 2011-01-25 | 2015-04-01 | 富士ゼロックス株式会社 | Toner for developing electrostatic image, electrostatic image developer, toner cartridge, process cartridge, and image forming apparatus |
| JP5838848B2 (en) * | 2012-02-17 | 2016-01-06 | 富士ゼロックス株式会社 | Toner, liquid developer, developer, developer cartridge, process cartridge, image forming apparatus, and image forming method |
| JP2013205623A (en) * | 2012-03-28 | 2013-10-07 | Toyo Ink Sc Holdings Co Ltd | Liquid developer |
| JP2014098848A (en) * | 2012-11-15 | 2014-05-29 | Konica Minolta Inc | Liquid developer |
-
2014
- 2014-08-12 JP JP2014164477A patent/JP6375773B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7153583B2 (en) | 2018-03-12 | 2022-10-14 | 花王株式会社 | Binder resin composition for toner |
| JP7227743B2 (en) | 2018-11-15 | 2023-02-22 | 花王株式会社 | Binder resin for toner |
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