公开(公告)号：WO2014168251A1

公开(公告)日：2014-10-16

申请号：PCT/JP2014/060559

申请日：2014-04-08

Applicant: CANON KABUSHIKI KAISHA

Inventor： IDA, Hayato ,  HIRASA, Takashi ,  TAMURA, Junichi ,  CHIMOTO, Yuya ,  SHIBATA, Takaho ,  YAMASHITA, Daisuke

IPC: C08G63/183 ,  G03G9/087

CPC classification number: C08G63/183 ,  C08G63/16 ,  G03G9/0804 ,  G03G9/0806 ,  G03G9/08755 ,  G03G9/08795 ,  G03G9/08797

Abstract: The present invention provides a crystalline polyester resin which has sharp melt property, can achieve both fixing performance and blocking property and has excellent development durability, in which the crystalline polyester resin for toner which has a Young's modulus as measured by an ultramicro durometer at 25 °C of at least 2 GPa and a melting point of at least 60 °C and not more than 125 °C.

Abstract translation: 本发明提供一种结晶性聚酯树脂，其具有尖锐的熔融性能，可以实现定影性能和粘合性能，并且具有优异的显影耐久性，其中通过超微量硬度计在25°测量的具有杨氏模量的调色剂用结晶聚酯树脂 C至少为2GPa，熔点为至少60℃且不超过125℃。

公开(公告)号：WO2013051726A1

公开(公告)日：2013-04-11

申请号：PCT/JP2012/076061

申请日：2012-10-02

Applicant: CANON KABUSHIKI KAISHA

Inventor： IDA, Hayato ,  SHIBATA, Takaho ,  CHIMOTO, Yuya ,  HIRASA, Takashi ,  KATO, Masayoshi

IPC: C08J3/12 ,  B01J2/00 ,  B01J13/04 ,  G03G9/08

CPC classification number: G03G9/09392 ,  B01J13/02 ,  C08J3/126 ,  C08J2367/00 ,  C08J2467/00 ,  C09B67/0004 ,  G03G9/093 ,  G03G9/09328 ,  G03G9/09371

Abstract: The method for manufacturing core-shell structure fine particles, includes adding metal salt into an aqueous medium containing shell particles A and core particles B to thereby attach the shell particles A to the surface of each of the core particles B and the toner contains the core-shell structure fine particles. (1) The zeta potential of the core particles B and the zeta potential of the shell particles A are the same polarity. (2) |Zeta potential of the core particles B when adding metal salt| (Median diameter based on the volume of the shell particles A).

Abstract translation: 制造核 - 壳结构微粒的方法包括在含有壳粒子A和核粒子B的水性介质中添加金属盐，从而将壳粒子A附着于各粒子B的表面，调色剂含有核 壳结构细颗粒。 （1）核粒子B的ζ电位和壳粒子A的ζ电位是相同的极性。 （2）|添加金属盐时核心粒子B的ζ电位| <|添加金属盐时壳粒子A的ζ电位| （3）（基于核心颗粒B的体积的中值）>（基于壳粒子A的体积的中值直径）。

公开(公告)号：WO2016189851A1

公开(公告)日：2016-12-01

申请号：PCT/JP2016/002496

申请日：2016-05-23

Applicant: CANON KABUSHIKI KAISHA

Inventor： MIYAKAI, Tomoyo ,  TAMURA, Junichi ,  IDA, Hayato ,  SHIBATA, Takaho ,  OCHI, Kouichirou ,  CHIMOTO, Yuya ,  MURAYAMA, Ryuji ,  YAMASHITA, Daisuke ,  WATANABE, Akemi ,  HIRASA, Takashi

IPC: G03G9/087 ,  G03G9/08

CPC classification number: G03G9/0806 ,  G03G9/0804 ,  G03G9/08704 ,  G03G9/08755 ,  G03G9/08797

Abstract: A method for producing a toner includes a step (1) of forming resin microparticles in an aqueous medium in the presence of a surfactant, a step (2) of aggregating the resin microparticles to form aggregated particles, and a step (3) of heating and the aggregated particles and allowing the aggregated particles to coalesce to form toner particles, in which a resin component in the resin microparticles contains an olefinic copolymer and resin A, the resin A has an acid value of 1 mgKOH/g or more and 50 mgKOH/g or less, the resin A has a SP value of 19.0 (J/cm 3 ) 0.5 or more and 21.0 (J/cm 3 ) 0.5 or less, and the resin component has an olefinic copolymer content of 50% by mass or more with respect to the total mass of the resin component.

Abstract translation: 调色剂的制造方法包括在表面活性剂的存在下在水性介质中形成树脂微粒的工序（1），将树脂微粒聚集形成凝集粒子的工序（2）和加热步骤（3） 和聚集的颗粒并使聚集的颗粒聚结形成调色剂颗粒，其中树脂微粒中的树脂组分含有烯属共聚物和树脂A，树脂A的酸值为1mgKOH / g以上至50mgKOH / g以下，树脂A的SP值为19.0（J / cm 3）以上且21.0（J / cm 3）以下为0.5以下，树脂成分的烯烃共聚物含量为50质量％以上， 相对于树脂成分的总质量。

公开(公告)号：WO2014168252A1

公开(公告)日：2014-10-16

申请号：PCT/JP2014/060560

申请日：2014-04-08

Applicant: CANON KABUSHIKI KAISHA

Inventor： IDA, Hayato ,  HIRASA, Takashi ,  TAMURA, Junichi ,  CHIMOTO, Yuya ,  SHIBATA, Takaho ,  YAMASHITA, Daisuke

IPC: C08G63/181 ,  G03G9/087

CPC classification number: G03G9/08755 ,  C08G63/00 ,  C08G63/181 ,  C08G63/189 ,  C08J3/12 ,  C08J2367/00 ,  C08J2367/02 ,  G03G9/0804 ,  G03G9/0806 ,  G03G9/08795 ,  G03G9/08797

Abstract: The present invention provides a crystalline polyester resin having a sharp melt property that realizes both fixing performance and blocking property and demonstrates favorable charging performance, in which the crystalline polyester resin for toner, satisfying the following relationships,25 ≤ Tg ≤ 70, and (Tg+273)/(Mp+273) ≥ 0.75, wherein Tg (°C) represents a glass transition temperature of the crystalline polyester resin for toner, and Mp (°C) represents a melting point of the crystalline polyester resin for toner.

Abstract translation: 本发明提供具有尖锐熔融性的结晶性聚酯树脂，其实现固定性能和粘合性能，并且表现出良好的充电性能，其中满足以下关系的调色剂用结晶性聚酯树脂25≤Tg≤70，（Tg + 273）/（Mp + 273）≥0.75，其中，Tg（℃）表示调色剂用结晶性聚酯树脂的玻璃化转变温度，Mp（℃）表示调色剂用结晶性聚酯树脂的熔点。

公开(公告)号：WO2016093367A1

公开(公告)日：2016-06-16

申请号：PCT/JP2015/084871

申请日：2015-12-08

Applicant: CANON KABUSHIKI KAISHA

Inventor： TAMURA, Junichi ,  IDA, Hayato ,  SHIBATA, Takaho ,  CHIMOTO, Yuya ,  MURAYAMA, Ryuji

IPC: G03G9/087

CPC classification number: G03G9/08755 ,  C08L67/025 ,  G01R33/46 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0825 ,  G03G9/0827 ,  G03G9/08797

Abstract: Provided is a toner that achieves low-temperature fixability, storability and charging performance all at a high level, in which a toner containing a crystalline resin and an amorphous resin, wherein a standard deviation of hydrogen nuclear relaxation times (HT1ρ-C) of the toner as measured by solid-state 13 C-NMR is from 0.0 to 5.0, and a hydrogen nuclear relaxation time (HT1ρ-C1) of a 13 C peak with the longest relaxation time out of the hydrogen nuclear relaxation times (HT1ρ-C) and a hydrogen nuclear relaxation time (HT1ρ-A1) of a 13 C peak with the shortest relaxation time out of the hydrogen nuclear relaxation times (HT1ρ-A) satisfy 3.0 ≤ { (HT1ρ-C1) / (HT1ρ-A1) } ≤ 6.0.

Abstract translation: 本发明提供一种调色剂，其具有全部处于高水平的低温定影性，保存性和充电性能，其中含有结晶树脂和无定形树脂的调色剂，其中，氢核松弛时间（HT1ρ-C）的标准偏差 通过固态13 C-NMR测定的调色剂为0.0〜5.0，氢核弛豫时间（HT1ρ-C）为最长弛豫时间的13C峰的氢核弛豫时间（HT1ρ-C1）和 具有氢核弛豫时间（HT1ρ-A）的最短弛豫时间的13C峰的氢核弛豫时间（HT1ρ-A1）满足3.0≤{（HT1ρ-C1）/（HT1ρ-A1）}≤6.0。

公开(公告)号：WO2016093366A1

公开(公告)日：2016-06-16

申请号：PCT/JP2015/084870

申请日：2015-12-08

Applicant: CANON KABUSHIKI KAISHA

Inventor： SHIBATA, Takaho ,  IDA, Hayato ,  TAMURA, Junichi ,  CHIMOTO, Yuya ,  MURAYAMA, Ryuji

IPC: G03G9/087 ,  G03G9/08

CPC classification number: G03G9/08795 ,  G03G9/0804 ,  G03G9/0825 ,  G03G9/08755 ,  G03G9/08797

Abstract: The toner production method of the present invention is a method of producing a toner that has a toner particle that contains a crystalline resin and an amorphous resin compatible with the crystalline resin, wherein an aggregation step of obtaining aggregate particles by mixing an amorphous resin microparticle dispersion with a crystalline resin microparticle dispersion, and carrying out an aggregation in which microparticless including the amorphous resin microparticles and the crystalline resin microparticles are aggregated; and a fusion step of carrying out a fusion treatment on the aggregate particles by adding, at a specific temperature, an organic solvent that is a good solvent for the amorphous resin and a poor solvent for the crystalline resin.

Abstract translation: 本发明的调色剂生产方法是一种制备调色剂的方法，该调色剂具有含有与结晶性树脂相容的结晶性树脂和无定形树脂的调色剂颗粒，其中聚集步骤通过混合无定形树脂微粒分散体 与结晶性树脂微粒分散体一起进行聚合而使含有非晶质树脂微粒和结晶性树脂微粒的微粒聚集的聚集体; 以及熔融步骤，通过在特定温度下加入作为非晶质树脂的良溶剂的有机溶剂和结晶性树脂的不良溶剂，对聚集体颗粒进行熔融处理。

公开(公告)号：WO2016093365A1

公开(公告)日：2016-06-16

申请号：PCT/JP2015/084869

申请日：2015-12-08

Applicant: CANON KABUSHIKI KAISHA

Inventor： SHIBATA, Takaho ,  IDA, Hayato ,  TAMURA, Junichi ,  CHIMOTO, Yuya ,  MURAYAMA, Ryuji

IPC: G03G9/087

CPC classification number: G03G9/08795 ,  G03G9/0804 ,  G03G9/0825 ,  G03G9/08755

Abstract: An object of the present invention is to provide a toner that exhibits high levels of the low-temperature fixability, storability, and charging performance all at the same time. The toner of the present invention is a toner that has a toner particle comprising a crystalline resin and an amorphous resin, the toner being characterized in that the toner satisfies 0.00 ≤ (Wt2/Wt1) ≤ 0.50; the toner particle has a matrix- domain structure in which domains of the crystalline resin are present in a matrix of the amorphous resin; at least 90 number% of the crystalline resin domains are domains with a diameter from 0.05 μm to 0.50 μm; and SF1 for the crystalline resin domains is from 100 to 130.

Abstract translation: 本发明的目的是提供同时具有高水平的低温定影性，保存性和充电性能的调色剂。 本发明的调色剂是具有包含结晶树脂和无定形树脂的调色剂颗粒的调色剂，调色剂的特征在于，调色剂满足0.00≤（Wt2 / Wt1）≤0.50; 调色剂颗粒具有矩阵结构，其中结晶树脂的畴存在于无定形树脂的基体中; 结晶性树脂区域的至少90％为直径为0.05μm〜0.50μm的区域; 结晶树脂畴的SF1为100〜130。

公开(公告)号：WO2011021675A1

公开(公告)日：2011-02-24

申请号：PCT/JP2010/064035

申请日：2010-08-13

Applicant: CANON KABUSHIKI KAISHA ,  CHIMOTO, Yuya ,  KATO, Masayoshi ,  HIGASHI, Ryuji ,  TOYODA, Takayuki ,  NATORI, Ryo ,  SHIBATA, Takaho

Inventor： CHIMOTO, Yuya ,  KATO, Masayoshi ,  HIGASHI, Ryuji ,  TOYODA, Takayuki ,  NATORI, Ryo ,  SHIBATA, Takaho

IPC: G03G9/087 ,  G03G9/08

CPC classification number: G03G9/08797 ,  G03G9/0804 ,  G03G9/08708 ,  G03G9/08755 ,  G03G9/08795 ,  G03G9/09321 ,  G03G9/09328 ,  G03G9/09364 ,  G03G9/09371 ,  G03G9/09392

Abstract: Disclosed is a process for producing a toner, having an agglomeration step of agglomerating first resin particles and colorant particles in an aqueous medium to form an agglomerate; a primary fusion step of heating a water base dispersion of the agglomerate at an extrapolated glass transition end temperature of the first resin or more to fuse the agglomerate to obtain a water base dispersion of core particles; a cooling step of the water base dispersion of the core particles to a temperature lower than Tig1; an adhering step of mixing at a temperature lower than Tig1 a water base dispersion of second resin particles with the water base dispersion of the core particles to obtain a water base dispersion of the shell-adherent substance; and a secondary fusion step of heating the water base dispersion of the shell-adherent substance at Teg1 or more to obtain toner particles.

Abstract translation: 公开了一种生产调色剂的方法，其具有使第一树脂颗粒和着色剂颗粒在水性介质中凝聚以形成附聚物的附聚步骤; 在第一树脂的外推玻璃化转变温度下加热凝聚体的水基分散体以使其凝聚，得到核粒子的水分散体的主熔融步骤; 核心颗粒的水分散体的冷却步骤至低于Tig1的温度; 在低于Tig1的温度下混合第二树脂颗粒的水分散体与芯颗粒的水分散体的粘合步骤，以获得壳粘附物质的水分散体; 以及二次熔融步骤，在Teg1以上加热壳粘附物质的水分散体，得到调色剂颗粒。

公开(公告)号：WO2010137599A1

公开(公告)日：2010-12-02

申请号：PCT/JP2010/058849

申请日：2010-05-19

Applicant: CANON KABUSHIKI KAISHA ,  SHIBATA, Takaho ,  KATO, Masayoshi ,  HIGASHI, Ryuji ,  TOYODA, Takayuki ,  NATORI, Ryo ,  CHIMOTO, Yuya

Inventor： SHIBATA, Takaho ,  KATO, Masayoshi ,  HIGASHI, Ryuji ,  TOYODA, Takayuki ,  NATORI, Ryo ,  CHIMOTO, Yuya

IPC: G03G9/087 ,  G03G9/08

CPC classification number: G03G9/0804 ,  G03G9/08759 ,  G03G9/08791 ,  G03G9/093 ,  G03G9/09328 ,  G03G9/09371 ,  G03G9/09392

Abstract: A process for producing a core-shell toner is provided in which the toner has core particles containing at least a binder resin (1), a colorant and a release agent and shell layers which contain at least a resin (2) and with which the core particles are covered; and the process including the steps of (A) mixing a binder resin-(1) dispersion, a colorant dispersion and a release agent dispersion, (B) adding to a mixed dispersion thus obtained an agglomerating agent to effect agglomeration, (C) adding to core agglomerated particles thus formed a mixture prepared by mixing the resin-(2) dispersion and a metal salt to make the resin (2) adhere to the surfaces of the core agglomerated particles, and (D) heating core-shell agglomerated particles thus formed to a temperature not lower than the glass transition temperatures of the binder resin (1) and resin (2) to effect fusion thereof.

Abstract translation: 提供一种生产核 - 壳调色剂的方法，其中调色剂具有至少含有粘合剂树脂（1），着色剂和脱模剂的核心颗粒和至少含有树脂（2）的壳层， 核心颗粒被覆盖; 该方法包括以下步骤：（A）将粘合剂树脂 - （1）分散体，着色剂分散体和脱模剂分散体混合，（B）向由此获得的混合分散体中加入凝聚剂以进行凝聚，（C） 从而形成通过混合树脂 - （2）分散体和金属盐制备树脂（2）粘附到芯团聚颗粒的表面而制备的混合物的混合物，和（D）加热芯 - 壳聚集的颗粒，因此 形成为不低于粘合剂树脂（1）和树脂（2）的玻璃化转变温度以进行熔融的温度。