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1. 发明授权

US10047262B2 Cerium oxide abrasive, method for producing cerium oxide abrasive, and polishing method 有权
公开(公告)号：US10047262B2
公开(公告)日：2018-08-14
申请号：US14901229
申请日：2014-06-18
申请人： Konica Minolta, Inc.
发明人： Keisuke Mizoguchi , Akihiro Maezawa , Atsushi Takahashi , Natsuki Ito , Natsumi Hirayama , Hideaki Wakamatsu
IPC分类号： B24B37/04 , C09K3/14 , C01F17/00
摘要： An object of the present invention is to provide a cerium oxide abrasive material containing cerium oxide abrasive particles prepared by a synthetic method using an aqueous solution of a salt of a rare earth element and a precipitant, the cerium oxide abrasive particles having a spherical shape and high polishing performance (polishing rate and polishing precision of the polished surface), a method for producing the cerium oxide abrasive material, and a polishing method. The cerium oxide abrasive material according to the present invention comprises spherical cerium oxide abrasive particles prepared by a synthetic method using an aqueous solution of a salt of a rare earth element and a precipitant, wherein the cerium oxide abrasive particles have a spherical shape having an average aspect ratio within the range of 1.00 to 1.15.

2. 发明申请

US20150252237A1 Method for Producing Polishing Material Particles 审中-公开
标题翻译：抛光材料颗粒的制造方法
公开(公告)号：US20150252237A1
公开(公告)日：2015-09-10
申请号：US14429713
申请日：2013-09-10
申请人： KONICA MINOLTA, INC.
发明人： Natsuki Ito , Akihiro Maezawa , Atsushi Takahashi , Keisuke Mizoguchi
IPC分类号： C09K3/14 , B22F1/00 , B22F1/02
CPC分类号： C09K3/1445 , B22F1/0088 , B22F1/025 , B22F2999/00 , B22F1/02 , B22F1/0074
摘要： A method of manufacturing abrasive material particles includes: forming a core layer from an aqueous solution containing a salt of a first element; forming an intermediate layer by adding an aqueous solution containing a salt of a second element and a salt of Ce to the reaction solution; forming a shell layer by adding an aqueous solution containing a salt of Ce to the reaction solution; a solid/liquid separating step; wherein the additions per unit time of the first element, the combination of the second element and Ce, and Ce contained in the aqueous solutions to be added are adjusted so as not to decrease, and the addition of Ce contained in the aqueous solution to be last added in the shell layer forming step is increased compared with the addition of the first element contained in the aqueous solution to be first added in the core layer forming step.
摘要翻译：制造磨料颗粒的方法包括：从含有第一元素的盐的水溶液形成芯层; 通过向反应溶液中加入含有第二元素的盐和Ce的盐的水溶液形成中间层; 通过向反应溶液中加入含有Ce盐的水溶液形成壳层; 固/液分离步骤; 其中调整第一元素的每单位时间的添加量，第二元素和Ce的组合以及所添加的水溶液中所含的Ce不降低，并且将水溶液中所含的Ce添加为与在芯层形成工序中首先添加的水溶液中添加的第一元素的添加相比，最后添加在壳层形成工序中。

3. 发明申请

US20150175864A1 Abrasive Particles And Production Method Thereof 有权
标题翻译：研磨颗粒及其制备方法
公开(公告)号：US20150175864A1
公开(公告)日：2015-06-25
申请号：US14406143
申请日：2013-06-10
申请人： KONICA MINOLTA, INC.
发明人： Atsushi Takahashi , Natsuki Ito , Akihiro Maezawa
IPC分类号： C09K3/14
CPC分类号： C09K3/1436 , B24B37/00 , B24D3/00 , C01F17/0043 , C09G1/02 , C09K3/1409 , C09K3/1463 , H01L21/304
摘要： In order to use less cerium oxide and achieve higher durability and polishing speeds, these abrasive particles used in an abrasive have: a shell layer (3) which is the outermost shell layer of the abrasive particles and is formed with cerium oxide as the main component; and a middle layer (2) which contains cerium oxide and an oxide of at least one element selected from Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Zr, In, Sn, Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, W, Bi, Th, and the alkali earth metals, and which is formed closer to the center of the abrasive particles than the shell layer (3).
摘要翻译：为了使用较少的氧化铈并获得更高的耐久性和抛光速度，用于磨料的这些磨料颗粒具有：作为磨粒的最外壳层的壳层（3），并以氧化铈为主要成分 ; 以及包含氧化铈和选自Al，Sc，Ti，V，Cr，Mn，Fe，Co，Ni，Cu，Zn，Ga，Ge，Zr，In中的至少一种元素的氧化物的中间层（2），Sn，Y，Gd，Tb，Dy，Ho，Er，Tm，Yb，Lu，W，Bi，Th和碱土金属，并且比壳层更靠近磨料颗粒的中心 3）。

4. 发明申请

US20180307152A1 COLOR IMAGE FORMING PROCESS AND COLOR TONER SET 审中-公开
公开(公告)号：US20180307152A1
公开(公告)日：2018-10-25
申请号：US15948020
申请日：2018-04-09
申请人： Konica Minolta, Inc.
发明人： Natsuki Ito , Noboru Ueda , Kouji Sugama , Kenshi Miyajima , Yohei Ohno , Hidehito Haruki , Keisuke Asano
IPC分类号： G03G9/087 , G03G9/09
CPC分类号： G03G9/08755 , G03G9/08711 , G03G9/08795 , G03G9/08797 , G03G9/09 , G03G9/0904 , G03G9/0926 , G03G13/013
摘要： Provided is a color image forming process using colorant-containing toners of multiple colors containing colorants respectively having different resistances, wherein each of the colorant-containing toners contains an amorphous resin, a crystalline polyester resin, and a mold release agent, at least the crystalline polyester resin contained in the colorant-containing toner other than the colorant-containing toner containing a colorant having the lowest resistance contains a hybrid crystalline polyester resin formed by bonding a crystalline polyester polymerized segment and an amorphous polymerized segment, and the content of the amorphous polymerized segment in the hybrid crystalline polyester resin contained in the colorant-containing toner other than the colorant-containing toner containing a colorant having the lowest resistance is greater than the content of the amorphous polymerized segment in the crystalline polyester resin contained in the colorant-containing toner containing a colorant having the lowest resistance.

5. 发明授权

US10011752B2 Production method for polishing-material particles 有权
公开(公告)号：US10011752B2
公开(公告)日：2018-07-03
申请号：US14426071
申请日：2013-09-03
申请人： KONICA MINOLTA, INC.
发明人： Atsushi Takahashi , Natsuki Ito , Keisuke Mizoguchi , Akihiro Maezawa
IPC分类号： C09K3/14
CPC分类号： C09K3/1445 , B22F1/02 , C01F17/0043 , C01P2004/03 , C01P2004/04 , C01P2004/32 , C01P2004/62 , C01P2004/64 , C01P2004/80 , C01P2004/84 , C23C18/1216
摘要： A production method for polishing-material particles, comprising: forming an inner layer having, as a main component thereof, a salt of at least one element selected from Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Zr, In, Sn, Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, W, Bi, Th, and the alkali earth metals; adding a prepared aqueous solution, at a prescribed time, to a reaction solution in which the salt formed from the element is dispersed, to form an outer layer on the outer side of the inner layer; using solid-liquid separation to separate a polishing-material-particle precursor from the reaction solution, and the polishing-material-particle precursor is baked; and the percentage of Ce in the reaction solution in which the surface of the outer layer is formed is in the range of 60-90 mol % inclusive.

6. 发明授权

US09868885B2 Polishing material particles, method for producing polishing material, and polishing processing method 有权
公开(公告)号：US09868885B2
公开(公告)日：2018-01-16
申请号：US14910986
申请日：2014-07-28
申请人： KONICA MINOLTA, INC.
发明人： Keisuke Mizoguchi , Akihiro Maezawa , Natsuki Ito , Atsushi Takahashi , Hideaki Wakamatsu , Yuuki Nagai , Chie Inui
IPC分类号： B24C11/00 , C09K3/14 , C01F17/00 , C09G1/02
CPC分类号： C09K3/1409 , B24C11/00 , C01F17/0043 , C01P2004/03 , C01P2004/32 , C01P2004/52 , C01P2004/54 , C01P2004/61 , C01P2004/62 , C01P2004/64 , C09G1/02 , C09K3/1463
摘要： Disclosed are polishing material particles which have polishing performance suitable for precision polishing and also have a high polishing speed and high monodispersibility; a polishing material containing the polishing material particles; and a polishing processing method using the polishing material. The polishing material particles are spherical particles having an average aspect ratio of 1.00 to 1.15, wherein the particle diameter (D50 (nm)) of the polishing material particles as determined from a particle diameter cumulative distribution curve falls within the range from 50 to 1500 nm. The average content of cerium or the total content of cerium and at least one element selected from lanthanum (La), praseodymium (Pr), neodymium (Nd), samarium (Sm) and europium (Eu) in the polishing material particles is 81 mol % or more relative to the total content of all of rare earth elements that constitute the polishing material particles.

7. 发明申请

US20210095134A1 IMAGE FORMING METHOD 有权
公开(公告)号：US20210095134A1
公开(公告)日：2021-04-01
申请号：US17011694
申请日：2020-09-03
申请人： Konica Minolta, Inc.
发明人： Takaki Kawamura , Noboru Ueda , Natsuki Ito , Yusuke Takigaura , Ami Motohashi
IPC分类号： C09D4/00 , G03G15/20 , G03G9/087 , G03G8/00
摘要： An object of the present invention is to provide an image forming method capable of coating a photocurable varnish without unevenness on a toner image formed using an electrostatic latent image developing toner, and further having good adhesion between a varnish layer and the toner image. The image forming method of the present invention comprises: forming a toner image on a recording medium using an electrostatic latent image developing toner containing a toner particle comprising a binder resin and a release agent; and forming a varnish layer on the toner image by applying and curing a photocurable varnish comprising a photocurable compound. The binder resin comprised in the electrostatic latent image developing toner contains a crystalline polyester resin. The photocurable compound comprised in the photocurable varnish comprises a diol di(meth)acrylate having a straight hydrocarbon chain.

8. 发明授权

US10203621B2 Image forming method and toner set for developing electrostatic latent image 有权
公开(公告)号：US10203621B2
公开(公告)日：2019-02-12
申请号：US15820580
申请日：2017-11-22
申请人： Konica Minolta, Inc.
发明人： Kenshi Miyajima , Noboru Ueda , Kouji Sugama , Natsuki Ito , Yohei Ohno , Hidehito Haruki , Keisuke Asano
IPC分类号： G03G9/087 , G03G13/01 , G03G9/09 , G03G9/08
摘要： An image forming method includes using yellow toner, magenta toner, cyan toner, and black toner in which each of the yellow toner, the magenta toner, the cyan toner, and the black toner includes a crystalline polyester resin having a constitutional unit derived from a linear chain aliphatic diol, an amorphous resin, a colorant, and a releasing agent. A carbon number of a linear chain aliphatic diol component forming the crystalline polyester resin contained in the black toner is 6 or more, and a carbon number of a linear chain aliphatic diol component forming the crystalline polyester resin contained in each of the yellow toner, the magenta toner, and the cyan toner is 3 or more and 5 or less.

9. 发明申请

US20150232728A1 Production Method For Polishing-Material Particles 有权
标题翻译：抛光材料颗粒的生产方法
公开(公告)号：US20150232728A1
公开(公告)日：2015-08-20
申请号：US14426071
申请日：2013-09-03
申请人： KONICA MINOLTA, INC.
发明人： Atsushi Takahashi , Natsuki Ito , Keisuke Mizoguchi , Akihiro Maezawa
IPC分类号： C09K3/14
CPC分类号： C09K3/1445 , B22F1/02 , C01F17/0043 , C01P2004/03 , C01P2004/04 , C01P2004/32 , C01P2004/62 , C01P2004/64 , C01P2004/80 , C01P2004/84 , C23C18/1216
摘要： A production method for polishing-material particles, comprising: forming an inner layer having, as a main component thereof, a salt of at least one element selected from Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Zr, In, Sn, Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, W, Bi, Th, and the alkali earth metals; adding a prepared aqueous solution, at a prescribed time, to a reaction solution in which the salt formed from the element is dispersed, to form an outer layer on the outer side of the inner layer; using solid-liquid separation to separate a polishing-material-particle precursor from the reaction solution, and the polishing-material-particle precursor is baked; and the percentage of Ce in the reaction solution in which the surface of the outer layer is formed is in the range of 60-90 mol% inclusive.
摘要翻译： 1.一种抛光材料粒子的制造方法，其特征在于，具有：形成作为主要成分的选自Al，Sc，Ti，V，Cr，Mn，Fe，Co，Ni中的至少一种元素的盐的内层， Cu，Zn，Ga，Ge，Zr，In，Sn，Y，Gd，Tb，Dy，Ho，Er，Tm，Yb，Lu，W，Bi，Th和碱土金属; 在规定时间将制得的水溶液加入到由元素形成的盐分散的反应溶液中，在内层的外侧形成外层; 使用固液分离将抛光材料颗粒前体与反应溶液分离，并抛光抛光材料 - 颗粒前体; 并且形成外层表面的反应溶液中的Ce的百分比在60-90摩尔％的范围内。

10. 发明申请

US20150174734A1 Polishing Material Composition And Production Method Therefor 审中-公开
标题翻译：抛光材料组成及其制作方法
公开(公告)号：US20150174734A1
公开(公告)日：2015-06-25
申请号：US14406743
申请日：2013-06-10
申请人： KONICA MINOLTA, INC.
发明人： Natsuki Ito , Atsushi Takahashi , Akihiro Maezawa
IPC分类号： B24D3/28 , B24D18/00
CPC分类号： B24D3/28 , B24D18/0072 , C09K3/1436 , C09K3/1463
摘要： An abrasive composition to be used in an abrasive material, including an inorganic abrasive particle. The particle comprises a shell layer being an outermost layer and mainly composed of cerium oxide; and an intermediate layer comprising cerium oxide and an oxide of at least one element selected from the group consisting of Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Zr, In, Sn, Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, W, Bi, Th, and alkali earth metals and formed on an inner side of the shell layer. The abrasive composition also includes an organic base member comprising a polymerizable compound, wherein an outer surface of the organic base member is covered with the inorganic abrasive particle.
摘要翻译：用于研磨材料的磨料组合物，包括无机磨料颗粒。颗粒包括壳层，其主要由氧化铈组成的最外层; 以及包含氧化铈和选自Al，Sc，Ti，V，Cr，Mn，Fe，Co，Ni，Cu，Zn，Ga，Ge，Zr，In中的至少一种元素的氧化物的中间层，Sn，Y，Gd，Tb，Dy，Ho，Er，Tm，Yb，Lu，W，Bi，Th和碱土金属，形成在壳层的内侧。磨料组合物还包括包含可聚合化合物的有机基底构件，其中有机基底构件的外表面被无机磨料颗粒覆盖。

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