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公开(公告)号：US08277875B2
公开(公告)日：2012-10-02
申请号：US12503276
申请日：2009-07-15
CPC分类号： C08L67/025 , C08L67/02 , C08L67/03 , C08L2666/18
摘要： The present invention relates to a polyester for thermal transfer image-receiving sheets which includes a polyester A produced from an alcohol component containing 50 mol % or more of an alkyleneoxide adduct of 2,2-bis(4-hydroxyphenyl)propane and an acid component containing 80 mol % or more of an aliphatic carboxylic acid and/or an alicyclic carboxylic acid as a total amount thereof, and a polyester B produced from an alcohol component containing 80 mol % or more of the alkyleneoxide adduct of 2,2-bis(4-hydroxyphenyl)propane and an acid component containing 10 to 35 mol % of a trivalent or higher valent aromatic polycarboxylic acid; a resin dispersion containing the polyester; a process for producing the resin dispersion; a thermal transfer image-receiving sheet using the polyester; and a process for producing the thermal transfer image-receiving sheet. The thermal transfer image-receiving sheet is capable of satisfying all of a dyeability, a light resistance and a releasability at the same time.
摘要翻译： 本发明涉及一种热转印图像接收片用聚酯，其包含由含有50摩尔％以上的2,2-双（4-羟苯基）丙烷的环氧烷烃加成物和酸成分的醇成分制成的聚酯A 含有80摩尔％以上的脂肪族羧酸和/或脂环族羧酸的总量，以及由含有80摩尔％以上的2,2-双（ 4-羟基苯基）丙烷和含有10〜35摩尔％的三价以上的芳族多元羧酸的酸成分; 含有聚酯的树脂分散体; 树脂分散体的制造方法; 使用该聚酯的热转印图像接收片; 以及制造热转印图像接收片的方法。 热转印图像接收片材能够同时满足所有的染色性，耐光性和脱模性。
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公开(公告)号：US08211827B2
公开(公告)日：2012-07-03
申请号：US12274720
申请日：2008-11-20
CPC分类号： B41M5/52 , B41M5/5227 , B41M5/5272 , B41M2205/02 , B41M2205/32 , C08K5/06 , C08L79/00
摘要： The present invention relates to a dye receptor layer composition for thermal transfer image-receiving sheets which includes (a) a resin dispersion containing a polyester-containing resin, (b) a glycol ether having a boiling point of from 160° C. to 280° C. and a vapor pressure at 20° C. of from 20 to 1,000 Pa and (c) an oxazoline group-containing compound, and is excellent in film-forming property; and a thermal transfer image-receiving sheet obtained from the composition which can be dried at a low temperature for a short period of time, exhibits a low heat fusibility, is excellent in releasability, printing sensitivity and imaging performance, and can produce images with a high density.
摘要翻译： 本发明涉及一种热转印图像接收片的染料受体层组合物，其包含（a）含有含聚酯的树脂的树脂分散体，（b）沸点为160℃至280℃的二醇醚 ℃，20℃的蒸气压为20〜1000Pa，（c）含恶唑啉基的化合物，成膜性优异; 以及可以在短时间内在低温下干燥的组合物获得的热转印图像接收片材显示低热熔融性，脱模性，印刷灵敏度和成像性能优异，并且可以产生具有 高密度。
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3.发明授权公开(公告)号：US08163671B2
公开(公告)日：2012-04-24
申请号：US12190714
申请日：2008-08-13
CPC分类号： B41M5/5272 , B44C1/17 , C08G63/08 , C08G63/668 , C08G63/6854
摘要： The present invention relates to a dye receiving layer composition for thermal transfer image-receiving sheets which includes a resin containing a polyester produced by using an alcohol component containing 50 mol % or more of an alkyleneoxide adduct of 2,2-bis(4-hydroxyphenyl)propane and an oxazoline group-containing compound. There are provided a composition for a dye receiving layer of a thermal transfer image-receiving sheet which is excellent in not only dyeability upon thermal transfer but also releasability from a transfer sheet, and a thermal transfer image-receiving sheet having a dye receiving layer obtained from the above composition which is capable of obtaining transferred images having excellent properties.
摘要翻译： 本发明涉及一种热转印图像接收片的染料接收层组合物，其包含含有聚酯的树脂，该树脂通过使用含有50摩尔％以上的2,2-双（4-羟基苯基） ）丙烷和含恶唑啉基的化合物。 提供了一种热转印图像接收片的染料接收层的组合物，其不仅在热转印时的染色性优异，而且从转印片材的脱模性优异，并且获得了具有获得的染料接收层的热转印图像接收片材 从能够获得具有优异特性的转印图像的上述组合物。
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公开(公告)号：US20090142520A1
公开(公告)日：2009-06-04
申请号：US12274720
申请日：2008-11-20
CPC分类号： B41M5/52 , B41M5/5227 , B41M5/5272 , B41M2205/02 , B41M2205/32 , C08K5/06 , C08L79/00
摘要： The present invention relates to a dye receptor layer composition for thermal transfer image-receiving sheets which includes (a) a resin dispersion containing a polyester-containing resin, (b) a glycol ether having a boiling point of from 160° C. to 280° C. and a vapor pressure at 20° C. of from 20 to 1,000 Pa and (c) an oxazoline group-containing compound, and is excellent in film-forming property; and a thermal transfer image-receiving sheet obtained from the composition which can be dried at a low temperature for a short period of time, exhibits a low heat fusibility, is excellent in releasability, printing sensitivity and imaging performance, and can produce images with a high density.
摘要翻译： 本发明涉及一种热转印图像接收片的染料受体层组合物，其包含（a）含有含聚酯的树脂的树脂分散体，（b）沸点为160℃至280℃的二醇醚 ℃，20℃的蒸气压为20〜1000Pa，（c）含恶唑啉基的化合物，成膜性优异; 以及可以在短时间内在低温下干燥的组合物获得的热转印图像接收片材显示低热熔融性，脱模性，印刷灵敏度和成像性能优异，并且可以产生具有 高密度。
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公开(公告)号：US07887983B2
公开(公告)日：2011-02-15
申请号：US11199220
申请日：2005-08-09
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/0804 , G03G9/0819 , G03G9/0821 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a process for preparing a toner for electrophotography containing a resin binder and a colorant, including the step of preparing fine particles of the resin binder to have a volume-median particle size (D50) of from 0.05 to 3 μm in an aqueous medium in the presence of a nonionic surfactant within a temperature range of from 10° C. below to 10° C. above a cloud point of the nonionic surfactant; and a toner for electrophotography obtained by the process as defined above, wherein the toner contains 60% by weight or more of a crystalline polyester and has a volume-median particle size (D50) of from 1 to 7 μm. The toner obtained according to the process of the present invention can be suitably used, for example, in development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
摘要翻译： 本发明涉及一种制备含有树脂粘合剂和着色剂的用于电子照相的调色剂的方法，包括以下步骤：制备树脂粘合剂的细颗粒，使体积中值粒径（D50）为0.05-3μm 在非离子表面活性剂的浊点以上10℃以下-10℃以下的非离子表面活性剂存在下的水性介质; 和通过上述方法获得的用于电子照相的调色剂，其中调色剂含有60重量％以上的结晶性聚酯，其体积中值粒径（D50）为1〜7μm。 根据本发明的方法获得的调色剂可以适用于例如在电子照相术，静电记录方法，静电印刷方法等中形成的潜像的显影。
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公开(公告)号：US07544459B2
公开(公告)日：2009-06-09
申请号：US11548425
申请日：2006-10-11
IPC分类号： G03G9/08
CPC分类号： G03G9/0804 , G03G9/0812 , G03G9/0819 , G03G9/0827 , G03G9/08755 , G03G9/08795
摘要： The present invention relates to a process for producing a toner which includes the steps of emulsifying a resin binder containing a polyester in an aqueous medium to prepare an emulsion of the resin binder and adding a water-soluble nitrogen-containing compound having a molecular weight of 350 or less to the emulsion obtained in the previous step to aggregate emulsified particles contained in the emulsion. According to the present invention, the shape of toner particles can be controlled simply for a short production time by using a resin binder containing a polyester and using substantially no organic solvent, and further a toner having a narrow and sharp particle size distribution can be produced.
摘要翻译： 本发明涉及调色剂的制造方法，该方法包括以下步骤：在水性介质中乳化含有聚酯的树脂粘合剂，以制备树脂粘合剂的乳液，并加入分子量为 350或更小的乳液中的乳化颗粒聚集到前一步骤中获得的乳液。 根据本发明，通过使用含有聚酯的树脂粘合剂并且基本上不使用有机溶剂，可以简单地控制调色剂颗粒的形状，并且可以生产具有窄而尖的粒度分布的调色剂 。
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公开(公告)号：US20100316947A1
公开(公告)日：2010-12-16
申请号：US12525834
申请日：2008-01-25
CPC分类号： G03G9/0806 , C08J3/05 , C08J2367/00 , G03G9/08755 , G03G9/08791 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a resin emulsion which has a good emulsification performance even when produced by using a crosslinked polyester resin having a good fusing ability and a good durability, and also is capable of producing a toner having an excellent heat-resistant storage property therefrom; and a process for producing the resin emulsion. The process for producing a resin emulsion according to the present invention, includes the steps of: (a) mixing a resin containing a polyester having a constitutional unit derived from at least one component selected from the group consisting of a trivalent or higher-valent alcohol component and a trivalent or higher-valent carboxylic acid component, an anionic surfactant, and a nonionic surfactant with each other at a temperature which is not lower than a temperature lower by 10° C. than a softening point of the resin, the nonionic surfactant being used in an amount of more than 1.0 part by weight and less than 5 parts by weight on the basis of 100 parts by weight of the resin; and (b) neutralizing the resulting mixture obtained in the step (a) with a basic compound in an aqueous medium at a temperature not higher than the softening point of the resin.
摘要翻译： 本发明涉及一种具有良好乳化性能的树脂乳液，即使通过使用具有良好的定影能力和良好的耐久性的交联聚酯树脂制造，也能够生产具有优异的耐热储存性能的调色剂 ; 以及树脂乳液的制造方法。 本发明的树脂乳液的制造方法包括以下工序：（a）将含有具有来自选自三价以上的醇中的至少一种以上的成分构成的聚酯的树脂混合， 组分和三价或更高价羧酸组分，阴离子表面活性剂和非离子表面活性剂在不低于比树脂的软化点低10℃的温度的温度下进行，非离子表面活性剂 基于100重量份的树脂，其用量大于1.0重量份且小于5重量份; 和（b）在水介质中在不高于树脂软化点的温度下用碱性化合物中和所得步骤（a）中得到的混合物。
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公开(公告)号：US20060105262A1
公开(公告)日：2006-05-18
申请号：US11266329
申请日：2005-11-04
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/0804 , G03G9/0819
摘要： A process for preparing a toner for electrophotography comprising a resin binder and a colorant, including the steps of (1) forming primary particles containing the resin binder and the colorant in an aqueous medium in the presence of a nonionic surfactant; and (2) aggregating the primary particles, and unifying the aggregated particle; and a toner for electrophotography obtainable by the process defined above, containing a crystalline polyester in an amount of 60% by weight or more in the toner, wherein the toner has a volume-median particle size (D50) of from 1 to 7 μm. The toner for electrophotography obtained by the present invention can be suitably used in, for example, development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
摘要翻译： 一种制备电子照相用调色剂的方法，包括树脂粘合剂和着色剂，其包括以下步骤：（1）在非离子表面活性剂存在下，在含水介质中形成含有树脂粘合剂和着色剂的一次颗粒; 和（2）聚集一次颗粒，并使凝聚颗粒均匀; 和通过上述方法获得的用于电子照相的调色剂，其含有在调色剂中为60重量％以上的结晶聚酯，其中调色剂具有体积中值粒径（D≤50） ）为1〜7粒。 通过本发明获得的用于电子照相的调色剂可以适用于例如在电子照相术，静电记录方法，静电印刷方法等中形成的潜像的显影。
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公开(公告)号：US20060029875A1
公开(公告)日：2006-02-09
申请号：US11172834
申请日：2005-07-05
IPC分类号： G03G9/087
CPC分类号： G03G9/08797 , G03G9/08755 , G03G9/08782 , G03G9/08795
摘要： A toner for electrophotography containing a resin binder and a colorant, wherein the resin binder contains a polyester in an amount higher than 50% by weight of the resin binder, wherein the polyester is obtained by polycondensing an alcohol component containing 60% by mol or more of an aliphatic diol having 3 to 10 carbon atoms and a carboxylic acid component comprising 80% by mol or more of an aromatic dicarboxylic acid compound, the polyester having an index of crystallinity of from 0.6 to 1.5, and a glass transition temperature of 0° C. or more and less than 40° C. The toner for electrophotography of the present invention can be used for, for example, developing electrostatic latent images formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
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公开(公告)号：US07811739B2
公开(公告)日：2010-10-12
申请号：US11548463
申请日：2006-10-11
IPC分类号： G03G9/08
CPC分类号： C08J3/05 , C08J2367/00
摘要： The present invention relates to a process for producing a resin emulsion which includes the steps of (a) dispersing a resin containing acidic group in a basic aqueous medium at a temperature lower than a softening point of the resin; (b) neutralizing a dispersion obtained in the step (a) at a temperature not lower than a glass transition point of the resin and not higher than the softening point of the resin; and (c) adding an aqueous liquid to the dispersion neutralized in the step (b) at the temperature not lower than the glass transition point of the resin and not higher than the softening point of the resin to emulsify the resin in the aqueous medium. According to the present invention, the resin emulsion suitably usable for production of a toner for electrophotography can be efficiently produced without using an organic solvent and a special apparatus.
摘要翻译： 本发明涉及一种树脂乳液的制造方法，其包括以下步骤：（a）在低于该树脂的软化点的温度下将含有酸性基团的树脂分散在碱性水性介质中; （b）在不低于树脂的玻璃化转变温度且不高于树脂的软化点的温度下中和步骤（a）中得到的分散体; 和（c）在不低于树脂的玻璃化转变温度的温度下将水性液体添加到步骤（b）中和的分散体中，并且不高于树脂的软化点，以使水性介质中的树脂乳化。 根据本发明，可以在不使用有机溶剂和特殊装置的情况下有效地制造适用于电子照相用调色剂的树脂乳液。
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