JP2018092139A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2018092139A5 JP2018092139A5 JP2017202917A JP2017202917A JP2018092139A5 JP 2018092139 A5 JP2018092139 A5 JP 2018092139A5 JP 2017202917 A JP2017202917 A JP 2017202917A JP 2017202917 A JP2017202917 A JP 2017202917A JP 2018092139 A5 JP2018092139 A5 JP 2018092139A5
- Authority
- JP
- Japan
- Prior art keywords
- toner
- particles
- fine particles
- resin
- toner according
- 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.)
- Granted
Links
- 239000002245 particle Substances 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 13
- 239000011247 coating layer Substances 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 230000001070 adhesive Effects 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims description 2
- 239000000523 sample Substances 0.000 claims description 2
- 239000010419 fine particle Substances 0.000 claims 8
- 229920002725 Thermoplastic elastomer Polymers 0.000 claims 3
- 239000004793 Polystyrene Substances 0.000 claims 1
- 229920000098 polyolefin Polymers 0.000 claims 1
- 229920002223 polystyrene Polymers 0.000 claims 1
Description
本発明は、トナー粒子を有するトナーであって、
該トナー粒子が、
結着樹脂を含有するトナー母粒子、及び、
該トナー母粒子の表面に形成された、樹脂Aを含有する被覆層を有し、
該樹脂Aの弾性率Ea及び該結着樹脂の弾性率Ebが、下記式を満たし、
0.5≦(Ea/Eb)×100[%] ≦ 50.0
該トナー粒子にカンチレバーの先端に球状SiO2が付いたプローブを3μNで押し込んだ際の該トナー粒子の付着力ATが、500nN以上であることを特徴とするトナーに関する。
The present invention is a toner having toner particles.
The toner particles,
Toner mother particles containing a binder resin and
It has a coating layer containing resin A formed on the surface of the toner matrix particles , and has a coating layer containing resin A.
The elastic modulus Ea of the resin A and the elastic modulus Eb of the binder resin satisfy the following formulas.
0.5 ≤ (Ea / Eb) x 100 [%] ≤ 50.0
The present invention relates to a toner characterized in that the adhesive force AT of the toner particles when a probe having a spherical SiO 2 attached to the tip of a cantilever is pushed into the toner particles with 3 μN is 500 nN or more.
Claims (7)
該トナー粒子が、
結着樹脂を含有するトナー母粒子、及び、
該トナー母粒子の表面に形成された、樹脂Aを含有する被覆層を有し、
該樹脂Aの弾性率Ea及び該結着樹脂の弾性率Ebが、下記式を満たし、
0.5≦(Ea/Eb)×100[%]≦50.0
該トナー粒子にカンチレバーの先端に球状SiO2が付いたプローブを3μNで押し込んだ際の該トナー粒子の付着力ATが、500nN以上である
ことを特徴とするトナー。 A toner having a preparative toner particles,
The toner particles,
Toner mother particles containing a binder resin and
It has a coating layer containing resin A formed on the surface of the toner matrix particles , and has a coating layer containing resin A.
The elastic modulus Ea of the resin A and the elastic modulus Eb of the binder resin satisfy the following formulas.
0.5 ≤ (Ea / Eb) x 100 [%] ≤ 50.0
A toner characterized in that the adhesive force AT of the toner particles when a probe having a spherical SiO 2 attached to the tip of a cantilever is pushed into the toner particles with 3 μN is 500 nN or more.
前記トナー粒子の表面に微粒子が存在し、
該微粒子が、下記の規定(i)及び(ii)を満たす
請求項1〜3のいずれか1項に記載のトナー。
(i)該微粒子の個数平均粒子径が0.090μm以上である。
(ii)該微粒子による前記トナー粒子に対する被覆率C(%)が下記式(1)を満たす。
(式(1)中、DTは前記トナー粒子の個数平均粒子径(D1)(μm)を表し、DEは該微粒子の個数平均粒子径(D1)(μm)を表す。) The AT is 600 nN or more,
Fine particles are present on the surface of the previous Symbol toner particles,
The toner according to any one of claims 1 to 3 , wherein the fine particles satisfy the following provisions ( i) and ( ii).
( I) The number average particle diameter of the fine particles is 0.090 μm or more .
( Ii) The coverage C (%) of the fine particles on the toner particles satisfies the following formula (1) .
(In the formula (1), DT represents the number average particle diameter (D1) (μm) of the toner particles, and DE represents the number average particle diameter (D1) (μm) of the fine particles.)
、相対湿度80%の環境下に1時間放置した際、前記微粒子の質量変化率を、前記微粒子の比表面積で除した値(質量変化率/比表面積)が、0.055%・g/mWhen left for 1 hour in an environment with a relative humidity of 80%, the value obtained by dividing the mass change rate of the fine particles by the specific surface area of the fine particles (mass change rate / specific surface area) is 0.055% · g / m. 22 以下である請求項4に記載のトナー。The toner according to claim 4, which is as follows.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/814,818 US10151990B2 (en) | 2016-11-25 | 2017-11-16 | Toner |
CN201711184279.3A CN108107689B (en) | 2016-11-25 | 2017-11-23 | Toner and image forming apparatus |
DE102017127710.2A DE102017127710B4 (en) | 2016-11-25 | 2017-11-23 | TONER |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016228880 | 2016-11-25 | ||
JP2016228880 | 2016-11-25 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2018092139A JP2018092139A (en) | 2018-06-14 |
JP2018092139A5 true JP2018092139A5 (en) | 2020-11-26 |
JP7146381B2 JP7146381B2 (en) | 2022-10-04 |
Family
ID=62565538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017202917A Active JP7146381B2 (en) | 2016-11-25 | 2017-10-19 | toner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7146381B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11237496B2 (en) | 2017-09-29 | 2022-02-01 | Zeon Corporation | Toner for developing electrostatic images |
WO2020045664A1 (en) * | 2018-08-31 | 2020-03-05 | 日本ゼオン株式会社 | Electrostatic charge image development toner |
US20230185211A1 (en) * | 2020-06-29 | 2023-06-15 | Zeon Corporation | Toner for development of electrostatic images |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993014446A1 (en) * | 1992-01-20 | 1993-07-22 | Seiko Epson Corporation | Printing method and apparatus |
JP2006084952A (en) | 2004-09-17 | 2006-03-30 | Fuji Xerox Co Ltd | Electrophotographic toner and its manufacturing method, electrophotographic developer, and image forming method |
JP5175635B2 (en) | 2008-06-23 | 2013-04-03 | シャープ株式会社 | Toner, developer, developing device, and image forming apparatus |
JP5911235B2 (en) | 2011-08-29 | 2016-04-27 | キヤノン株式会社 | toner |
JP2013195847A (en) | 2012-03-21 | 2013-09-30 | Fuji Xerox Co Ltd | Toner for electrostatic charge image development, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method |
JP7030460B2 (en) | 2017-09-21 | 2022-03-07 | キヤノン株式会社 | toner |
-
2017
- 2017-10-19 JP JP2017202917A patent/JP7146381B2/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2018092139A5 (en) | ||
JP2016038590A5 (en) | ||
Ha et al. | Bioinspired interlocked and hierarchical design of ZnO nanowire arrays for static and dynamic pressure‐sensitive electronic skins | |
JP2015232706A5 (en) | Toner and toner production method | |
JP2015143845A5 (en) | ||
JP2014041342A5 (en) | Electrophotographic member, method for producing electrophotographic member, fixing device, and electrophotographic image forming apparatus | |
JP2008270704A5 (en) | ||
JP2009519816A5 (en) | ||
JP2012037875A5 (en) | ||
JP2015045857A5 (en) | ||
JP2013000809A5 (en) | ||
JP2014142632A5 (en) | ||
JP2016108556A5 (en) | ||
JP2018092146A5 (en) | ||
JP2015038961A5 (en) | ||
JP2016523989A5 (en) | ||
JP2009063969A5 (en) | ||
JP2013521383A5 (en) | ||
JP2016142758A5 (en) | ||
Li et al. | Tough reversible adhesion properties of a dry self-cleaning biomimetic surface | |
JP2014024986A5 (en) | ||
JP2016011993A5 (en) | ||
JP2018173499A5 (en) | ||
JP2014220022A5 (en) | ||
JP2016221967A5 (en) |