JP2012194259A5 - - Google Patents

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JP2012194259A5
JP2012194259A5 JP2011056723A JP2011056723A JP2012194259A5 JP 2012194259 A5 JP2012194259 A5 JP 2012194259A5 JP 2011056723 A JP2011056723 A JP 2011056723A JP 2011056723 A JP2011056723 A JP 2011056723A JP 2012194259 A5 JP2012194259 A5 JP 2012194259A5
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crystalline polyester
mol
acid compound
toner
polyester
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JP2011056723A
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JP2012194259A (en
JP5658064B2 (en
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炭素数２〜１０の直鎖脂肪族ジオールを含有するアルコール成分と、セバシン酸化合物を９０．０〜９９．８モル％及び１，９−ノナンジカルボン酸化合物と１，１０−デカンジカルボン酸化合物を合計で０．２〜２．０モル％含有するカルボン酸成分とを縮重合させて得られる結晶性ポリエステルを含有する、電子写真用トナー。 An alcohol component containing a linear aliphatic diol having 2 to 10 carbon atoms, 90.0 to 99.8 mol% of sebacic acid compound, and 1,9-nonanedicarboxylic acid compound and 1,10-decanedicarboxylic acid compound An electrophotographic toner containing a crystalline polyester obtained by condensation polymerization of carboxylic acid components contained in a total amount of 0.2 to 2.0 mol% . 結晶性ポリエステルの水酸基価が５ｍｇＫＯＨ／ｇ以下である、請求項１に記載の電子写真用トナー。 The toner for electrophotography according to claim 1, wherein the crystalline polyester has a hydroxyl value of 5 mgKOH / g or less . 結晶性ポリエステルの酸価が２０〜７０ｍｇＫＯＨ／ｇである、請求項１又は２に記載の電子写真用トナー。 The toner for electrophotography according to claim 1 or 2, wherein the acid value of the crystalline polyester is 20 to 70 mgKOH / g . 下記式（Ｉ）で表されるビスフェノールＡのアルキレンオキサイド付加物を７０〜１００モル％含有するアルコール成分とカルボン酸成分とを縮重合させて得られる非晶質ポリエステルを含有する、請求項１〜３のいずれかに記載の電子写真用トナー。
Figure 2012194259
 （式中、Ｒは、炭素数２又は３のアルキレン基を示す。ｘ及びｙは、正の数を示し、ｘとｙの和は１〜１６である。） The amorphous polyester obtained by polycondensing the alcohol component and carboxylic acid component which contain 70-100 mol% of alkylene oxide adducts of the bisphenol A represented by following formula (I) is contained, Claim 1 4. The toner for electrophotography according to any one of 3 above .
Figure 2012194259
 (In the formula, R represents an alkylene group having 2 or 3 carbon atoms. X and y represent a positive number, and the sum of x and y is 1 to 16.) 非晶質ポリエステルを含有し、結着樹脂中における結晶性ポリエステルと非晶質ポリエステルとの重量比（結晶性ポリエステル／非晶質ポリエステル）が、５／９５〜２５／７５である、請求項１〜４のいずれかに記載の電子写真用トナー。 The amorphous polyester is contained, and the weight ratio of the crystalline polyester to the amorphous polyester (crystalline polyester / amorphous polyester) in the binder resin is 5/95 to 25/75. The toner for electrophotography according to any one of -4. 炭素数２〜１０の直鎖脂肪族ジオールを含有するアルコール成分と、セバシン酸化合物を９０．０〜９９．８モル％及び１，９−ノナンジカルボン酸化合物と１，１０−デカンジカルボン酸化合物を合計で０．２〜２．０モル％含有するカルボン酸成分とを縮重合させて得られる結晶性ポリエステルを含有する、電子写真用トナー用の結着樹脂。An alcohol component containing a linear aliphatic diol having 2 to 10 carbon atoms, 90.0 to 99.8 mol% of sebacic acid compound, and 1,9-nonanedicarboxylic acid compound and 1,10-decanedicarboxylic acid compound A binder resin for an electrophotographic toner containing a crystalline polyester obtained by polycondensation with 0.2 to 2.0 mol% of carboxylic acid components in total. 非晶質ポリエステルを含有し、結着樹脂中における結晶性ポリエステルと非晶質ポリエステルとの重量比（結晶性ポリエステル／非晶質ポリエステル）が、５／９５〜２５／７５である、請求項４に記載の電子写真用トナー用の結着樹脂。The amorphous polyester is contained, and the weight ratio of the crystalline polyester to the amorphous polyester (crystalline polyester / amorphous polyester) in the binder resin is 5/95 to 25/75. A binder resin for an electrophotographic toner described in 1. 下記工程１〜３を含む、電子写真用トナーの製造方法。
工程１：炭素数２〜１０の直鎖脂肪族ジオールを含有するアルコール成分と、セバシン酸化合物を９０．０〜９９．８モル％及び１，９−ノナンジカルボン酸化合物と１，１０−デカンジカルボン酸化合物を合計で０．２〜２．０モル％含有するカルボン酸成分と、を縮重合させて、結晶性ポリエステルを得る工程
工程２：工程１で得られた結晶性ポリエステルを水系媒体中に分散させて、結晶性ポリエステルの水系分散液を得る工程
工程３：工程２で得られた結晶性ポリエステルの水系分散液と非晶質ポリエステルの水系分散液とを混合し凝集させて、樹脂粒子の水系分散液を得る工程 A method for producing an electrophotographic toner, comprising the following steps 1 to 3.
Step 1: Alcohol component containing a linear aliphatic diol having 2 to 10 carbon atoms, 90.0 to 99.8 mol% of sebacic acid compound, and 1,9-nonanedicarboxylic acid compound and 1,10-decanedicarboxylic acid A step of polycondensing a carboxylic acid component containing 0.2 to 2.0 mol% of acid compounds in total to obtain a crystalline polyester Step 2: The crystalline polyester obtained in Step 1 is placed in an aqueous medium. Step of dispersing to obtain an aqueous dispersion of crystalline polyester Step 3: Mixing and aggregating the aqueous dispersion of crystalline polyester obtained in Step 2 and the aqueous dispersion of amorphous polyester to agglomerate resin particles. Step of obtaining an aqueous dispersion
JP2011056723A 2011-03-15 2011-03-15 Binder resin for toner Active JP5658064B2 (en)

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JP2012194259A JP2012194259A (en) 2012-10-11
JP2012194259A5 true JP2012194259A5 (en) 2014-04-10
JP5658064B2 JP5658064B2 (en) 2015-01-21

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JP6054810B2 (en) * 2013-05-28 2016-12-27 花王株式会社 Binder resin composition for toner
JP6181580B2 (en) 2013-06-07 2017-08-16 花王株式会社 Binder resin composition for toner
US9261804B2 (en) * 2013-08-01 2016-02-16 Canon Kabushiki Kaisha Toner
JP6551544B2 (en) 2016-01-18 2019-07-31 株式会社リコー Toner, developer, and image forming apparatus
CN109071784A (en) 2016-04-06 2018-12-21 株式会社钟化 Polycarbonate resin fluidity improver and its manufacturing method and poly carbonate resin composition and its molded product
JP6981612B2 (en) * 2017-09-28 2021-12-15 花王株式会社 Method for manufacturing a binder resin composition for toner for electrophotographic
JP7274274B2 (en) * 2018-10-16 2023-05-16 花王株式会社 Binder resin for toner

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JP2005140987A (en) * 2003-11-06 2005-06-02 Fuji Xerox Co Ltd Method for manufacturing electrophotographic toner, dispersion liquid, the electrophotographic toner and method for forming image
JP2006084953A (en) * 2004-09-17 2006-03-30 Fuji Xerox Co Ltd Toner for developing static charge image
JP4394014B2 (en) * 2005-02-21 2010-01-06 花王株式会社 Amorphous polyester for contact fixing electrophotography
US7494757B2 (en) * 2005-03-25 2009-02-24 Xerox Corporation Ultra low melt toners comprised of crystalline resins
JP5185006B2 (en) * 2008-07-31 2013-04-17 三洋化成工業株式会社 Toner for electrostatic image development
JP5386268B2 (en) * 2008-08-26 2014-01-15 花王株式会社 Toner for electrophotography
JP5298716B2 (en) * 2008-09-10 2013-09-25 富士ゼロックス株式会社 Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, and image forming apparatus
JP5517442B2 (en) * 2008-12-09 2014-06-11 キヤノン株式会社 Image forming method

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