JP2019032492A5 - - Google Patents
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- JP2019032492A5 JP2019032492A5 JP2017154827A JP2017154827A JP2019032492A5 JP 2019032492 A5 JP2019032492 A5 JP 2019032492A5 JP 2017154827 A JP2017154827 A JP 2017154827A JP 2017154827 A JP2017154827 A JP 2017154827A JP 2019032492 A5 JP2019032492 A5 JP 2019032492A5
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- JP
- Japan
- Prior art keywords
- binder resin
- crystalline compound
- toner
- fine particles
- mol
- 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.)
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- 239000011230 binding agent Substances 0.000 claims description 21
- 239000011347 resin Substances 0.000 claims description 21
- 229920005989 resin Polymers 0.000 claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 16
- 239000010419 fine particle Substances 0.000 claims description 16
- 239000003086 colorant Substances 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 239000011258 core-shell material Substances 0.000 claims description 5
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 4
- 125000004432 carbon atoms Chemical group C* 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- -1 ether compound Chemical class 0.000 claims description 4
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- 230000009089 cytolysis Effects 0.000 claims description 2
- 230000004927 fusion Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000002934 lysing Effects 0.000 claims description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N Bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 229920000728 polyester Polymers 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims 1
Description
そこで本発明の一態様によれば、着色剤、結着樹脂、及び低分子結晶性化合物を含有するトナーであって、
該低分子結晶性化合物が、炭素数１２〜２６の長鎖炭化水素骨格と芳香族炭化水素骨格とを含むエーテル化合物であり、
該結着樹脂のＳＰ値（ＳＰ１）と該低分子結晶性化合物のＳＰ値（ＳＰ２）とが下記式を満足するトナーが提供される。
０（ｃａｌ／ｍｏｌ）≦｜ＳＰ１−ＳＰ２｜≦３（ｃａｌ／ｍｏｌ）
Therefore, according to one aspect of the present invention, the toner contains a colorant, a binder resin, and a low molecular weight crystalline compound.
The low molecular weight crystalline compound is an ether compound containing a long-chain hydrocarbon skeleton having 12 to 26 carbon atoms and an aromatic hydrocarbon skeleton.
Toner having an SP value of the binder resin (SP1) and the SP value of the low-molecular crystalline compound (SP2) and satisfies the following formulas are provided.
0 (cal / mol) ≤ | SP1-SP2 | ≤3 (cal / mol)
また、本発明の他の態様によれば、
結着樹脂の微粒子を分散した結着樹脂微粒子分散液、及び着色剤の微粒子を分散した着色剤微粒子分散液を混合し、結着樹脂微粒子、及び着色剤微粒子を凝集させて、コア凝集粒子を形成する工程、
該結着樹脂及び低分子結晶性化合物を有機溶媒に溶解させ、得られた溶解液を水系媒体に分散させる工程、
該水系媒体中にて、該溶解液から該有機溶媒を除去して、該結着樹脂及び該低分子結晶性化合物を含有する複合微粒子を得る工程、
該水系媒体中にて、該複合微粒子を該コア凝集粒子に付着させコアシェル粒子を形成する付着工程、及び
該コアシェル粒子を該結着樹脂のガラス転移温度以上の温度に加熱して融合させる融合工程、
を有するトナーの製造方法であって、
該低分子結晶性化合物が、炭素数１２〜２６の長鎖炭化水素骨格と芳香族炭化水素骨格とを含むエーテル化合物であり、
該結着樹脂のＳＰ値（ＳＰ１）と該低分子結晶性化合物のＳＰ値（ＳＰ２）とが下記式を満足するトナーの製造方法が提供される。
０（ｃａｌ／ｍｏｌ）≦｜ＳＰ１−ＳＰ２｜≦３（ｃａｌ／ｍｏｌ）
Further, according to another aspect of the present invention.
The binder resin fine particle dispersion liquid in which the fine particles of the binder resin are dispersed and the colorant fine particle dispersion liquid in which the fine particles of the colorant are dispersed are mixed, and the binder resin fine particles and the colorant fine particles are agglomerated to form core agglomerated particles. The process of forming,
The binder resin and low-molecular crystalline compound is dissolved in an organic solvent, the resulting solution Ru is dispersed in an aqueous medium process,
C. in aqueous medium, and removing the organic solvent from the lysis solution, to obtain a composite fine particles containing the binder resin and the low molecular crystalline compound process,
An adhesion step of adhering the composite fine particles to the core agglomerated particles to form core-shell particles in the aqueous medium , and a fusion step of heating the core-shell particles to a temperature equal to or higher than the glass transition temperature of the binder resin to fuse them. ,
A method of manufacturing a toner have a,
The low molecular weight crystalline compound is an ether compound containing a long-chain hydrocarbon skeleton having 12 to 26 carbon atoms and an aromatic hydrocarbon skeleton.
Method for producing a toner having an SP value of the binder resin (SP1) and the SP value of the low-molecular crystalline compound (SP2) and satisfies the following formulas are provided.
0 (cal / mol) ≤ | SP1-SP2 | ≤3 (cal / mol)
Claims (5)
該低分子結晶性化合物が、炭素数１２〜２６の長鎖炭化水素骨格と芳香族炭化水素骨格とを含むエーテル化合物であり、
該結着樹脂のＳＰ値（ＳＰ１）と該低分子結晶性化合物のＳＰ値（ＳＰ２）とが下記式を満足することを特徴とするトナー。
０（ｃａｌ／ｍｏｌ）≦｜ＳＰ１−ＳＰ２｜≦３（ｃａｌ／ｍｏｌ） A toner containing a colorant, a binder resin, and a low molecular weight crystalline compound.
The low molecular weight crystalline compound is an ether compound containing a long-chain hydrocarbon skeleton having 12 to 26 carbon atoms and an aromatic hydrocarbon skeleton.
Toner having an SP value of the binder resin (SP1) and the SP value of the low-molecular crystalline compound (SP2) and is characterized by satisfying the following expression.
0 (cal / mol) ≤ | SP1-SP2 | ≤3 (cal / mol)
該結着樹脂及び低分子結晶性化合物を有機溶媒に溶解させ、得られた溶解液を水系媒体に分散させる工程、
該水系媒体中にて、該溶解液から該有機溶媒を除去して、該結着樹脂及び該低分子結晶性化合物を含有する複合微粒子を得る工程、
該水系媒体中にて、該複合微粒子を該コア凝集粒子に付着させコアシェル粒子を形成する付着工程、及び
該コアシェル粒子を該結着樹脂のガラス転移温度以上の温度に加熱して融合させる融合工程、
を有するトナーの製造方法であって、
該低分子結晶性化合物が、炭素数１２〜２６の長鎖炭化水素骨格と芳香族炭化水素骨格とを含むエーテル化合物であり、
該結着樹脂のＳＰ値（ＳＰ１）と該低分子結晶性化合物のＳＰ値（ＳＰ２）とが下記式を満足することを特徴とするトナーの製造方法。
０（ｃａｌ／ｍｏｌ）≦｜ＳＰ１−ＳＰ２｜≦３（ｃａｌ／ｍｏｌ） The binder resin fine particle dispersion liquid in which the fine particles of the binder resin are dispersed and the colorant fine particle dispersion liquid in which the fine particles of the colorant are dispersed are mixed, and the binder resin fine particles and the colorant fine particles are agglomerated to form core agglomerated particles. The process of forming,
The binder resin and low-molecular crystalline compound is dissolved in an organic solvent, the resulting solution Ru is dispersed in an aqueous medium process,
C. in aqueous medium, and removing the organic solvent from the lysis solution, to obtain a composite fine particles containing the binder resin and the low molecular crystalline compound process,
An adhesion step of adhering the composite fine particles to the core agglomerated particles to form core-shell particles in the aqueous medium , and a fusion step of heating the core-shell particles to a temperature equal to or higher than the glass transition temperature of the binder resin to fuse them. ,
A method of manufacturing a toner have a,
The low molecular weight crystalline compound is an ether compound containing a long-chain hydrocarbon skeleton having 12 to 26 carbon atoms and an aromatic hydrocarbon skeleton.
Method for producing a toner, wherein the SP value of the binder resin (SP1) and the SP value of the low-molecular crystalline compound (SP2) and satisfies the following expression.
0 (cal / mol) ≤ | SP1-SP2 | ≤3 (cal / mol)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017154827A JP6910884B2 (en) | 2017-08-09 | 2017-08-09 | Toner and toner manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017154827A JP6910884B2 (en) | 2017-08-09 | 2017-08-09 | Toner and toner manufacturing method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019032492A JP2019032492A (en) | 2019-02-28 |
| JP2019032492A5 true JP2019032492A5 (en) | 2020-09-24 |
| JP6910884B2 JP6910884B2 (en) | 2021-07-28 |
Family
ID=65523444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017154827A Active JP6910884B2 (en) | 2017-08-09 | 2017-08-09 | Toner and toner manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6910884B2 (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6162045A (en) * | 1984-09-03 | 1986-03-29 | Konishiroku Photo Ind Co Ltd | Toner for developing electrostatic charge image |
| EP0471894B1 (en) * | 1990-08-22 | 1995-11-02 | Agfa-Gevaert N.V. | Particulate toner material |
| JPH10307418A (en) * | 1997-05-07 | 1998-11-17 | Fuji Xerox Co Ltd | Production of electrostatic latent image developing toner, electrostatic latent image developing toner, electrostatic latent image developer and image forming method |
| US6037090A (en) * | 1997-07-03 | 2000-03-14 | Fuji Xerox Co., Ltd. | Toner for electrophotography and method of preparation thereof |
| JP2010139903A (en) * | 2008-12-15 | 2010-06-24 | Konica Minolta Business Technologies Inc | Method for producing toner, and toner |
| JP2010144008A (en) * | 2008-12-17 | 2010-07-01 | Fuji Xerox Co Ltd | Resin composition, toner for electrophotography, developer for electrophotography, toner cartridge, process cartridge and image forming apparatus |
| US20100330486A1 (en) * | 2009-06-24 | 2010-12-30 | Xerox Corporation | Toner Compositions |
| JP2013068910A (en) * | 2011-09-26 | 2013-04-18 | Fuji Xerox Co Ltd | Toner for electrostatic charge image development, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, image forming method, and novel crystalline polyether for toner for electrostatic charge image development |
| US9069272B2 (en) * | 2013-11-11 | 2015-06-30 | Xerox Corporation | Super low melt toner having small molecule plasticizers |
| US9188891B2 (en) * | 2013-11-11 | 2015-11-17 | Xerox Corporation | Super low melt toner having crystalline aromatic ethers |
| JP6492860B2 (en) * | 2015-03-26 | 2019-04-03 | 富士ゼロックス株式会社 | Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method |
-
2017
- 2017-08-09 JP JP2017154827A patent/JP6910884B2/en active Active
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