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公开(公告)号:US5684063A
公开(公告)日:1997-11-04
申请号:US664597
申请日:1996-06-17
CPC分类号: C09D11/322 , G03G9/0804 , G03G9/08755 , G03G9/08791 , Y10S260/38
摘要: A process for the preparation of inks comprised of i) flushing pigment into a sulfonated polyester resin, and which resin possesses a degree of sulfonation of from between about 2.5 and about 20 mol percent; ii) dispersing the pigmented polyester resin in water at a temperature of from about 40.degree. C. about 95.degree. C. by a polytron shearing device operating at speeds of from about 100 to about 5,000 revolutions to yield stable pigmented submicron sized particles of from about 5 to about 150 nanometers; and thereafter separating said submicron particles and mixing said submicron particles with water.
摘要翻译: 一种用于制备油墨的方法,其包括:i)将颜料冲洗成磺化聚酯树脂,并且哪种树脂具有约2.5至约20摩尔%的磺化度; ii)通过以约100至约5000转的速度操作的聚酯剪切装置将着色的聚酯树脂分散在约40℃至约95℃的温度下的水中,以产生稳定的着色的亚微米尺寸的颗粒, 5至约150纳米; 然后分离所述亚微米颗粒并将所述亚微米颗粒与水混合。
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公开(公告)号:US20080187855A1
公开(公告)日:2008-08-07
申请号:US12099430
申请日:2008-04-08
申请人: Raj D. Patel , Guerino G. Sacripante , Edward G. Zwartz , Enno E. Agur , Allan K. Chen , T Hwee Ng , Kimberly D. Nosella , Cuong Vong , Karen A. Moffat
发明人: Raj D. Patel , Guerino G. Sacripante , Edward G. Zwartz , Enno E. Agur , Allan K. Chen , T Hwee Ng , Kimberly D. Nosella , Cuong Vong , Karen A. Moffat
IPC分类号: G03G9/087
CPC分类号: G03G9/0806 , G03G9/0804 , G03G9/08711 , G03G9/08726 , G03G9/08755 , G03G9/08782 , G03G9/08793 , G03G9/08795 , G03G9/08797
摘要: A toner process that includes a first heating of a colorant dispersion, a first polyester resin free latex emulsion, a second polyester latex emulsion, and a wax dispersion in the presence of a coagulant containing a metal ion; adding a third polyester free latex; adding an organic sequestering compound or a silicate salt sequestering compound, followed by a second heating.
摘要翻译: 在含有金属离子的凝结剂的存在下,包括着色剂分散体的第一次加热,第一聚酯树脂无胶乳乳液,第二聚酯胶乳乳液和蜡分散体的调色剂方法; 加入第三无聚酯胶乳; 加入有机螯合化合物或硅酸盐隔离化合物,然后进行第二次加热。
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公开(公告)号:US5593807A
公开(公告)日:1997-01-14
申请号:US644882
申请日:1996-05-10
CPC分类号: G03G9/0804 , G03G9/0819 , G03G9/08746 , G03G9/08755
摘要: A process for the preparation of toner compositions comprising:(i) preparing an emulsion latex comprised of sodio sulfonated polyester resin particles of from about 5 to about 500 nanometers in size diameter by heating said resin in water at a temperature of from about 65.degree. C. to about 90.degree. C.(ii) preparing a pigment dispersion in a water by dispersing in water from about 10 to about 25 weight percent of sodio sulfonated polyester and from about 1 to about 5 weight percent of pigment;(iii) adding the pigment dispersion to a latex mixture comprised of sulfonated polyester resin particles in water with shearing, followed by the addition of an alkali halide in water until aggregation results as indicated by an increase in the latex viscosity of from about 2 centipoise to about 100 centipoise;(iv) heating the resulting mixture at a temperature of from about 45.degree. C. to about 80.degree. C. thereby causing further aggregation and enabling coalescence, resulting in toner particles of from about 4 to about 9 microns in volume average diameter and with a geometric distribution of less than about 1.3; and optionally(v) cooling the product mixture to about 25.degree. C. and followed by washing and drying.
摘要翻译: 一种制备调色剂组合物的方法,包括:(i)通过在约65℃的温度下加热所述树脂在水中制备尺寸为约5至约500纳米的磺基磺化聚酯树脂颗粒的乳液胶乳 (ii)通过在约10至约25重量%的磺基磺化聚酯和约1至约5重量%的颜料的水中分散在水中制备颜料分散体; (iii)将颜料分散体添加到由磺化聚酯树脂颗粒在水中的剪切混合物中,然后在水中加入碱金属卤化物直到聚集结果,如胶乳粘度从约2厘泊增加至 约100厘泊; (iv)在约45℃至约80℃的温度下加热所得混合物,从而引起进一步聚集并使其能聚结,导致体积平均直径为约4至约9微米的调色剂颗粒和 几何分布小于1.3; 和(v)将产物混合物冷却至约25℃,然后洗涤和干燥。
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公开(公告)号:US5869215A
公开(公告)日:1999-02-09
申请号:US6508
申请日:1998-01-13
CPC分类号: G03G9/08793 , G03G9/0804 , G03G9/08795 , G03G9/08797
摘要: A process for the preparation of toner including(i) blending an aqueous colorant dispersion with a latex blend comprised of a linear polymer and a soft crosslinked polymer;(ii) heating the resulting mixture at about below, or about equal to the glass transition temperature (Tg) of the linear latex polymer to form aggregates; and(iii) subsequently heating said aggregate suspension about above, or about equal to the Tg of the linear latex polymer to effect fusion or coalescence of said aggregates.
摘要翻译: 一种制备调色剂的方法,包括(i)将水性着色剂分散体与由线性聚合物和软交联聚合物组成的胶乳共混物共混; (ii)将所得混合物加热至约低于或等于线性胶乳聚合物的玻璃化转变温度(Tg),以形成聚集体; 和(iii)随后将所述聚集体悬浮液加热至约上述或约等于线性胶乳聚合物的Tg,以实现所述聚集体的熔融或聚结。
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公开(公告)号:US5804349A
公开(公告)日:1998-09-08
申请号:US907368
申请日:1997-08-07
申请人: Beng S. Ong , Grazyna E. Kmiecik-Lawrynowicz , Raj D. Patel , Walter Mychajlowskij , David J. Sanders , T. Hwee Ng
发明人: Beng S. Ong , Grazyna E. Kmiecik-Lawrynowicz , Raj D. Patel , Walter Mychajlowskij , David J. Sanders , T. Hwee Ng
CPC分类号: G03G9/08795 , G03G9/0806 , G03G9/08711 , G03G9/08731 , G03G9/09725
摘要: A toner comprised of pigment, and an addition polymer resin generated from about 55 to about 80 weight percent of styrene, from about 1 to about 25 weight percent of acrylate, from about 1 to about 20 weight percent of acrylonitrile, and from about 0.5 to about 5 weight percent of acrylic acid.
摘要翻译: 由颜料组成的调色剂和由约55至约80重量%的苯乙烯,约1至约25重量%的丙烯酸酯,约1至约20重量%的丙烯腈和约0.5至约20重量%的丙烯腈产生的加成聚合物树脂 约5重量%的丙烯酸。
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公开(公告)号:US5910387A
公开(公告)日:1999-06-08
申请号:US6521
申请日:1998-01-13
CPC分类号: G03G9/08711 , G03G9/08704 , G03G9/08731
摘要: A toner composition comprised of colorant, and an addition polymer resin of styrene, butadiene, acrylonitrile and acrylic acid.
摘要翻译: 由着色剂和苯乙烯,丁二烯,丙烯腈和丙烯酸的加成聚合物树脂组成的调色剂组合物。
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公开(公告)号:US5869216A
公开(公告)日:1999-02-09
申请号:US6742
申请日:1998-01-13
CPC分类号: G03G9/0804 , G03G9/09733 , Y10S977/89
摘要: A process for the preparation of toner comprising blending an aqueous colorant dispersion and a latex emulsion containing resin; heating the resulting mixture at a temperature below about the glass transition temperature (Tg) of the latex resin to form toner sized aggregates; heating said resulting aggregates at a temperature above about the Tg of the latex resin to effect fusion or coalescence of the aggregates; redispersing said toner in water at a pH of above about 7; contacting the resulting mixture with a metal halide or salt, and then with a mixture of an alkaline base and a salicylic acid, a catechol, or mixtures thereof at a temperature of from about 25.degree. C. to about 80.degree. C.; and optionally isolating the toner product, washing, and drying.
摘要翻译: 一种制备调色剂的方法,包括混合含水着色剂分散体和含树脂的胶乳乳液; 在低于胶乳树脂的玻璃化转变温度(Tg)的温度下加热所得混合物以形成调色剂尺寸的聚集体; 在高于约胶乳树脂的Tg的温度下加热所述聚集体,以实现聚集体的熔融或聚结; 将所述调色剂在pH高于约7的水中再分散; 在约25℃至约80℃的温度下将所得混合物与金属卤化物或盐接触,然后与碱性碱和水杨酸,儿茶酚或其混合物的混合物接触。 并任选地分离调色剂产物,洗涤和干燥。
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公开(公告)号:US5858601A
公开(公告)日:1999-01-12
申请号:US127851
申请日:1998-08-03
CPC分类号: G03G9/093 , G03G9/0804
摘要: A process for the preparation of toner comprising(i) blending (a) a colorant dispersion containing a first ionic surfactant with (b) a latex emulsion comprised of an aqueous dispersion of core-shell polymer particles with a crosslinked polymer core and a linear polymer shell, and optional nonionic surfactant and a second ionic surfactant with a charge polarity opposite to that of said first ionic surfactant in said colorant dispersion;(ii) heating the resulting mixture at about below the glass transition temperature (Tg) of the linear latex shell polymer to form aggregates; and(iii) subsequently heating said aggregates about above the Tg of the linear latex shell polymer to effect coalescence and fusion of said aggregates.
摘要翻译: 一种制备调色剂的方法,包括(i)将(a)含有第一离子表面活性剂的着色剂分散体与(b)由核 - 壳聚合物颗粒的水性分散体与交联的聚合物核心和线性聚合物组成的胶乳乳液 壳和任选的非离子表面活性剂和在所述着色剂分散体中具有与所述第一离子表面活性剂的电荷极性相反的电荷的第二离子表面活性剂; (ii)将所得混合物加热至低于线性胶乳壳聚合物的玻璃化转变温度(Tg)以形成聚集体; 和(iii)随后将所述聚集体加热至高于线性胶乳壳聚合物的Tg,以实现所述聚集体的聚结和熔融。
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公开(公告)号:US5763133A
公开(公告)日:1998-06-09
申请号:US825451
申请日:1997-03-28
申请人: Beng S. Ong , Walter Mychajlowskij , Grazyna E. Kmiecik-Lawrynowicz , Raj D. Patel , David J. Sanders , Stephan V. Drappel
发明人: Beng S. Ong , Walter Mychajlowskij , Grazyna E. Kmiecik-Lawrynowicz , Raj D. Patel , David J. Sanders , Stephan V. Drappel
CPC分类号: G03G9/08793 , G03G9/0804 , G03G9/08708 , G03G9/08711 , G03G9/08728 , G03G9/08731 , G03G9/08733
摘要: A process for the preparation of toner comprising (i) blending (a) an aqueous pigment dispersion containing a first ionic surfactant and an optional charge control agent with (b) a latex blend comprised of linear polymer and crosslinked polymer particles, optional nonionic surfactant and a second ionic surfactant with a charge polarity opposite to that of said first ionic surfactant in said pigment dispersion; (ii) heating the resulting mixture at about below the glass transition temperature (Tg) of the linear latex polymer to form toner sized aggregates; and (iii) subsequently heating said aggregate suspension about above the Tg of the linear latex polymer to effect fusion or coalescence of said aggregates.
摘要翻译: 一种制备调色剂的方法,包括(i)将(a)含有第一离子型表面活性剂和任选的电荷控制剂的水性颜料分散体与(b)由线性聚合物和交联聚合物颗粒组成的胶乳共混物,任选的非离子表面活性剂和 在所述颜料分散体中具有与所述第一离子型表面活性剂相反的电荷极性的第二离子表面活性剂; (ii)将所得混合物加热至低于线性胶乳聚合物的玻璃化转变温度(Tg),以形成调色剂尺寸的聚集体; 和(iii)随后将所述聚集体悬浮液加热至高于线性胶乳聚合物的Tg,以实现所述聚集体的熔融或聚结。
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公开(公告)号:US5683848A
公开(公告)日:1997-11-04
申请号:US720736
申请日:1996-10-02
申请人: Beng S. Ong , Grazyna E. Kmiecik-Lawrynowicz , Raj D. Patel , Walter Mychajlowskij , David J. Sanders , T. Hwee Ng
发明人: Beng S. Ong , Grazyna E. Kmiecik-Lawrynowicz , Raj D. Patel , Walter Mychajlowskij , David J. Sanders , T. Hwee Ng
CPC分类号: G03G9/08795 , G03G9/0806 , G03G9/08711 , G03G9/08731 , G03G9/09725
摘要: A toner comprised of pigment, and an addition polymer resin generated from about 55 to about 80 weight percent of styrene, from about 1 to about 25 weight percent of acrylate, from about 1 to about 20 weight percent of acrylonitrile, and from about 0.5 to about 5 weight percent of acrylic acid.
摘要翻译: 由颜料组成的调色剂和由约55至约80重量%的苯乙烯,约1至约25重量%的丙烯酸酯,约1至约20重量%的丙烯腈和约0.5至约20重量%的丙烯腈产生的加成聚合物树脂 约5重量%的丙烯酸。
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