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1.
公开(公告)号:US20160259257A1
公开(公告)日:2016-09-08
申请号:US15051195
申请日:2016-02-23
申请人: Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Hiroshi YAMADA , Hideyuki SANTO , Shin HASEGAWA , Suzuka KARATO , Kohsuke NAGATA , Koh OHNUMA
发明人: Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Hiroshi YAMADA , Hideyuki SANTO , Shin HASEGAWA , Suzuka KARATO , Kohsuke NAGATA , Koh OHNUMA
CPC分类号: G03G9/08755 , C08G18/4219 , C08G18/4247 , C08G18/755 , C08L67/00 , C08G18/10 , C08G18/3253
摘要: A toner includes a polyester resin including a polyester resin component A (A) insoluble in tetrahydrofuran; and a polyester resin component B (B) soluble in tetrahydrofuran. The toner has a first glass transition temperature (Tg1st) of from 20° C. to 50° C., measured at a first temperature rising in differential scanning calorimetry (DSC), and satisfies the following formulae (1) and (2): T=1/{a/(TgA+273)+b/(TgB+273)}−273 (1) T−TgAB>30×a (2) wherein a and b represent weight ratios of (A) and (B) to a total weight of (A) and (B), and satisfy the equation a+b=1; and TgA, TgB and TgAB represent second glass transition temperatures (Tg2nd), measured at a second temperature rising in differential scanning calorimetry, of (A), (B), and a mixture of (A) and (B), respectively.
摘要翻译: 调色剂包括聚酯树脂,其包含不溶于四氢呋喃的聚酯树脂组分A(A) 和可溶于四氢呋喃的聚酯树脂组分B(B)。 调色剂的第一玻璃化转变温度(Tg1st)为20℃至50℃,在差示扫描量热法(DSC)中的第一次升温下测量,并满足下式(1)和(2): 其中a和b表示(A)和(B)的重量比,T = 1 / {a /(TgA + 273)+ b /(TgB + 273) )至(A)和(B)的总重量,并满足等式a + b = 1; TgA,TgB和TgAB分别表示在(A),(B)和(A)和(B)的混合物中在差示扫描量热法中升高的第二温度下测定的第二玻璃化转变温度(Tg2nd)。
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2.
公开(公告)号:US20170363980A1
公开(公告)日:2017-12-21
申请号:US15622755
申请日:2017-06-14
申请人: Kohsuke NAGATA , Ryuuta YOSHIDA , Shinya NAKAYAMA , Tsuyoshi SUGIMOTO , Akinori SAITOH , Hideyuki SANTO , Suzuka KARATO , Koh OHNUMA , Takahiro KADOTA , Shinsuke NAGAI , Akihiro TAKEYAMA
发明人: Kohsuke NAGATA , Ryuuta YOSHIDA , Shinya NAKAYAMA , Tsuyoshi SUGIMOTO , Akinori SAITOH , Hideyuki SANTO , Suzuka KARATO , Koh OHNUMA , Takahiro KADOTA , Shinsuke NAGAI , Akihiro TAKEYAMA
CPC分类号: G03G9/08708 , G03G9/0804 , G03G9/0815 , G03G9/0821 , G03G9/0825 , G03G9/08755 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/0904 , G03G15/0865
摘要: A toner is provided. The toner includes an amorphous resin, a crystalline resin dispersed in the amorphous resin, and a release agent. The toner satisfies the following inequality: B/A
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公开(公告)号:US20160349644A1
公开(公告)日:2016-12-01
申请号:US15152963
申请日:2016-05-12
申请人: Shin HASEGAWA , Tsuyoshi SUGIMOTO , Hideyuki SANTO , Koh OHNUMA , Kohsuke NAGATA , Suzuka KARATO
发明人: Shin HASEGAWA , Tsuyoshi SUGIMOTO , Hideyuki SANTO , Koh OHNUMA , Kohsuke NAGATA , Suzuka KARATO
CPC分类号: G03G9/08755 , G03G9/0804 , G03G9/0825 , G03G15/0126
摘要: A toner includes a base particle including a polyester resin and a colorant. A sea-island structure is observed by a transmission electron microscope (TEM) in a cross-sectional image of the toner. The island structure includes the colorant and has an average diameter of from 0.2 μm to 1.0 μm, and the number of the island structure is from 5 to 30.
摘要翻译: 调色剂包括包含聚酯树脂和着色剂的基础颗粒。 在调色剂的横截面图像中通过透射电子显微镜(TEM)观察海岛结构。 岛结构体包括着色剂,平均直径为0.2μm〜1.0μm,岛结构体数为5〜30。
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公开(公告)号:US20180024452A1
公开(公告)日:2018-01-25
申请号:US15522567
申请日:2015-10-08
申请人: Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Hiroshi YAMADA , Hideyuki SANTO , Ryuta CHIBA , Suzuka AMEMORI , Kohsuke NAGATA
发明人: Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Hiroshi YAMADA , Hideyuki SANTO , Ryuta CHIBA , Suzuka AMEMORI , Kohsuke NAGATA
IPC分类号: G03G9/087
CPC分类号: G03G9/08755 , G03G9/08764 , G03G9/08793 , G03G9/08795 , G03G9/08797
摘要: A toner, including: a polyester resin, wherein the polyester resin has a structure represented by any one of formulas 1) to 3) below: 1) R1-(NHCONH-R2)n-, 2) R1-(NHCOO-R2)n-, and 3) R1-(OCONH-R2)n-, where n is 3 or more, R1 represents an aromatic organic group or an aliphatic organic group, and R2 represents a group derived from a resin that is polyester formed of polycarboxylic acid, polyol, or both thereof; or that is a modified polyester obtained by modifying polyester with isocyanate.
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公开(公告)号:US20170371257A1
公开(公告)日:2017-12-28
申请号:US15538717
申请日:2015-11-30
申请人: Hideyuki SANTO , Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Suzuka AMEMORI , Hiroshi YAMADA , Ryuta CHIBA , Kohsuke NAGATA
发明人: Hideyuki SANTO , Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Suzuka AMEMORI , Hiroshi YAMADA , Ryuta CHIBA , Kohsuke NAGATA
CPC分类号: G03G9/08755 , C01B33/40 , C01B33/44 , G03G5/14708 , G03G9/0806 , G03G9/0904 , G03G9/09716 , G03G9/09766 , G03G9/09775
摘要: A layered inorganic mineral including a surface treated with a fluorine-containing compound, where the layered inoganic mineral that can be favorably used for a toner that is excellent in high charging ability, charging stability, and low temperature fixing ability, and that can exhibits high reliability during cleaning.
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公开(公告)号:US20170199476A1
公开(公告)日:2017-07-13
申请号:US15404292
申请日:2017-01-12
申请人: Hideyuki SANTOH , Tsuyoshi SUGIMOTO , Akinori SAITOH , Shin HASEGAWA , Suzuka AMEMORI , Kohsuke NAGATA , Koh OHNUMA
发明人: Hideyuki SANTOH , Tsuyoshi SUGIMOTO , Akinori SAITOH , Shin HASEGAWA , Suzuka AMEMORI , Kohsuke NAGATA , Koh OHNUMA
IPC分类号: G03G9/00
CPC分类号: G03G15/08 , G03G9/0806 , G03G9/08755 , G03G9/08797 , G03G9/09708
摘要: Toner that includes a polyester resin, fluorine and aluminum. The toner satisfies formulae (1) and (2), 1.00≧AB/B≧0.50 (1) 0≦(A−AB)/A≦0.25 (2) where A represents an area where the fluorine exists measured by Energy Dispersive X-ray Spectroscopy (EDS), B represents an area where the aluminum exists measured by Energy Dispersive X-ray Spectroscopy (EDS) and AB represents an overlapping area between A and B. Toner stored unit, image forming apparatus, and image forming method.
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公开(公告)号:US20170017175A1
公开(公告)日:2017-01-19
申请号:US15122087
申请日:2015-01-06
申请人: Hiroshi YAMADA , Tsuyoshi SUGIMOTO , Susumu CHIBA , Shinsuke NAGAI , Kohsuke NAGATA , Shinya NAKAYAMA , Yuka MIZOGUCHI , Suzuka AMEMORI
发明人: Hiroshi YAMADA , Tsuyoshi SUGIMOTO , Susumu CHIBA , Shinsuke NAGAI , Kohsuke NAGATA , Shinya NAKAYAMA , Yuka MIZOGUCHI , Suzuka AMEMORI
IPC分类号: G03G9/00
CPC分类号: G03G9/08755 , G03G9/0806 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/0904 , G03G15/08
摘要: A toner including: a pigment; polyester resin A that is insoluble in tetrahydrofuran (THF); and polyester resin B that is soluble in THF, wherein the toner satisfies requirements (1) to (3) below:(1) the polyester resin A includes one or more aliphatic diols including from 3 through 10 carbon atoms, as a component constituting the polyester resin A; (2) the polyester resin B includes at least an alkylene glycol in an amount of 40 mol % or more, as a component constituting the polyester resin B; and (3) a glass transition temperature (Tg1st) of the toner at first heating in differential scanning calorimetry (DSC) of the toner is from 20° C. through 50° C.
摘要翻译: 一种调色剂,包括:颜料; 不溶于四氢呋喃(THF)的聚酯树脂A; 和可溶于THF的聚酯树脂B,其中调色剂满足以下要求(1)至(3):(1)聚酯树脂A包括一种或多种包含3至10个碳原子的脂族二醇作为构成 聚酯树脂A; (2)作为构成聚酯树脂B的成分,聚酯树脂B至少含有40摩尔%以上的亚烷基二醇, 和(3)调色剂的差示扫描量热法(DSC)中第一次加热时调色剂的玻璃化转变温度(Tglst)为20℃至50℃。
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公开(公告)号:US20160231661A1
公开(公告)日:2016-08-11
申请号:US14916911
申请日:2014-08-29
申请人: Shinsuke NAGAI , Shinya NAKAYAMA , Tsuyoshi SUGIMOTO , Susumu CHIBA , Kohsuke NAGATA , Daisuke ASAHINA
发明人: Shinsuke NAGAI , Shinya NAKAYAMA , Tsuyoshi SUGIMOTO , Susumu CHIBA , Kohsuke NAGATA , Daisuke ASAHINA
CPC分类号: G03G9/0821 , G03G9/08755 , G03G9/08764 , G03G9/08791 , G03G9/08795 , G03G9/08797 , G03G15/08
摘要: A toner, wherein the toner has glass transition temperature [Tg1st (toner)] of 20° C. to 50° C., where the glass transition temperature [Tg1st (toner)] is measured in a first heating in differential scanning calorimetry (DSC) of the toner, wherein tetrahydrofuran (THF) insoluble matter of the toner has glass transition temperature [Tg2nd (THF insoluble matter)] of −40° C. to 30° C., where the glass transition temperature [Tg2nd (THF insoluble matter)] is measured in a second heating in differential scanning calorimetry (DSC) of the tetrahydrofuran (THF) insoluble matter, wherein the THF insoluble matter has a storage modulus at 100° C. [G′(100) (THF insoluble matter)] of 1.0×105 Pa to 1.0×107 Pa, and wherein a ratio of a storage modulus of the THF insoluble matter at 40° C. [G′(40) (THF insoluble matter)] to the storage modulus of the THF insoluble matter at 100° C. [G′(100) (THF insoluble matter)] is 3.5×10 or less.
摘要翻译: 调色剂,其中调色剂具有20℃至50℃的玻璃化转变温度[Tg1st(调色剂)],其中在差示扫描量热法(DSC)中在第一次加热中测量玻璃化转变温度[Tg1st(调色剂)] )调色剂,其中调色剂的四氢呋喃(THF)不溶物质的玻璃化转变温度[Tg2nd(THF不溶物))为-40℃至30℃,其中玻璃化转变温度[Tg2nd(THF不溶性物质 )]在四氢呋喃(THF)不溶物质的差示扫描量热法(DSC)中的第二次加热中测量,其中THF不溶物在100℃下具有储能模量[G'(100)(THF不溶物)] 为1.0×10 5 Pa〜1.0×10 7 Pa,其中THF不溶物在40℃下的储能模量与[THF]不溶物的储能模量[G'(40)(THF不溶物)]的比例 在100℃下[G'(100)(THF不溶物)]为3.5×10以下。
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公开(公告)号:US20160209767A1
公开(公告)日:2016-07-21
申请号:US14914291
申请日:2014-08-13
CPC分类号: G03G9/08755 , G03G9/0821 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G15/08
摘要: A toner, including: a colorant; a binder resin; and a releasing agent, wherein the binder resin includes a polyester resin, and the toner satisfies requirements (1) and (2) below: (1): G′(50)≧3.0×107 Pa and 1.0×105 Pa≦G′(60)≦1.0×107 Pa, where G′(50) is a storage modulus at 50° C. of the toner and G′(60) is a storage modulus at 60° C. of the toner; and (2): a spin-spin relaxation time of the toner at 50° C. measured by solid echo method of pulse NMR is 1.0 ms or shorter.
摘要翻译: 调色剂,包括:着色剂; 粘合剂树脂; 和脱模剂,其中粘合剂树脂包括聚酯树脂,并且调色剂满足以下要求(1)和(2):(1):G'(50)≥3.0×10 7 Pa和1.0×10 5 Pa≦̸ G' (60)≦̸ 1.0×107Pa,其中G'(50)是调色剂的50℃下的储能模量,G'(60)是调色剂的60℃下的储能模量; 和(2):通过脉冲NMR的固体回波法测定的调色剂在50℃下的自旋 - 自旋弛豫时间为1.0ms以下。
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公开(公告)号:US20160209766A1
公开(公告)日:2016-07-21
申请号:US14913606
申请日:2014-08-13
申请人: Susumu CHIBA , Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Kohsuke NAGATA , Shinsuke NAGAI , Daisuke ASAHINA
发明人: Susumu CHIBA , Tsuyoshi SUGIMOTO , Shinya NAKAYAMA , Kohsuke NAGATA , Shinsuke NAGAI , Daisuke ASAHINA
IPC分类号: G03G9/00
CPC分类号: G03G9/08755 , G03G9/08793 , G03G9/08795 , G03G9/08797
摘要: A toner, including: a polyester resin, wherein the polyester resin includes a diol component and a crosslink component as constituent components thereof, wherein the diol component contains an aliphatic diol having 3 to 10 carbon atoms in an amount of 50 mol % or more, wherein the crosslink component contains a trihydric or higher aliphatic alcohol, and wherein the toner has a glass transition temperature (Tg1st) of 20° C. to 50° C., where the glass transition temperature (Tg1st) is measured in first heating in differential scanning calorimetry (DSC) of the toner.
摘要翻译: 一种调色剂,其包括:聚酯树脂,其中所述聚酯树脂包括二醇组分和交联组分作为其组分,其中所述二醇组分含有50mol%以上的具有3至10个碳原子的脂族二醇, 其中所述交联组分含有三元或更高级脂族醇,并且其中所述调色剂的玻璃化转变温度(Tg1st)为20℃至50℃,其中玻璃化转变温度(Tg1st) 扫描量热法(DSC)。
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