Assemblage for thermal dye transfer
    1.
    发明授权
    Assemblage for thermal dye transfer 失效
    热染料转移组合

    公开(公告)号:US5928990A

    公开(公告)日:1999-07-27

    申请号:US995825

    申请日:1997-12-22

    摘要: A thermal dye transfer assemblage comprising:(I) a dye-donor element comprising a support having thereon sequentially repeating dye layer patches of a dye dispersed in a polymeric binder, at least one of the dye patches containing a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N-H group which is part of a conjugated system; and(II) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer comprising a polyester polymer which itself does not significantly reprotonate deprotonated cationic dyes which may be transferred from the dye-donor element, to which has been added a hydrated transition metal or metalloid salt of a strong acid;the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer.

    摘要翻译: 一种热染料转移组合物,其包含:(I)染料供体元件,其包含其上具有分散在聚合物粘合剂中的染料顺序重复染料层贴片的载体,至少一种含有去质子化阳离子染料的染色剂,其能够 被染色成具有作为共轭体系的一部分的NH基团的阳离子染料; 和(II)染料接收元件,其包含其上具有聚合物染料影像接收层的聚合物染料影像接收层的载体,聚合物聚合物本身不会显着地再生可能从染料供体元件转移的去质子化的阳离子染料, 强酸的水合过渡金属或准金属盐; 染料接收元件与染料供体元件处于重叠关系,使得染料层与聚合染料影像接收层接触。

    Thermal dye transfer system with polyester ionomer receiver
    3.
    发明授权
    Thermal dye transfer system with polyester ionomer receiver 失效
    聚酯离聚物接收器的热染料转移系统

    公开(公告)号:US5804531A

    公开(公告)日:1998-09-08

    申请号:US995728

    申请日:1997-12-22

    摘要: A thermal dye transfer assemblage comprising: (a) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being: I) an electrically neutral, deprotonated, delocalized cationic dye precursor; II) a pendant basic dye of the formula D-(L-E).sub.m wherein D represents the residue of a dye, L represents a covalent linking group, E represents a moiety with basic properties and m is an integer of 1-3; or III) a cationic dye precursor having the following structure: ##STR1## (b) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the dye image-receiving layer, the dye image-receiving layer comprising a polyester ionomer comprising a polyester backbone containing units of a salt of a sulfonic acid or sulfonimide and a basic nitrogen-containing compound which has a pKa of its conjugate acid in the range from about 6 to about 10.

    摘要翻译: 一种热染料转移组合物,包括:(a)染料供体元件,其包含其上具有分散在聚合物粘合剂中的染料层的载体,所述染料为:I)电中性,去质子化的离域阳离子染料前体; II)式D-(L-E)m的侧基碱性染料,其中D表示染料的残基,L表示共价连接基团,E表示具有碱性的部分,m表示1-3的整数; 或III)具有以下结构的阳离子染料前体:(b)染料接收元件,其包含其上具有聚合染料影像接收层的载体,所述染料接收元件与染料接收元件处于重叠关系, 供体元件,使得染料层与染料影像接收层接触,染料影像接收层包含聚酯离聚物,其包含含有磺酸或磺酰亚胺盐和含碱性含氮化合物的单元的聚酯骨架 其共轭酸的pKa在约6至约10的范围内。

    Thermal dye transfer assemblage with low Tg polymeric receiver mixture
    4.
    发明授权
    Thermal dye transfer assemblage with low Tg polymeric receiver mixture 失效
    具有低Tg聚合物接收混合物的热染料转移组合

    公开(公告)号:US5733846A

    公开(公告)日:1998-03-31

    申请号:US761055

    申请日:1996-12-05

    摘要: A thermal dye transfer assemblage comprising: (a) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N-H group which is part of a conjugated system, and (b) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer comprising a mixture of i) a polymer having a Tg of less than about 19.degree. C. and having no or only slight acidity; and ii) a polymeric acid with a saturated hydrocarbon backbone capable of reprotonating the deprotonated cationic dye.

    摘要翻译: 一种热染料转移组合物,包括:(a)染料供体元件,其包含其上具有分散在聚合物粘合剂中的染料层的载体,所述染料是去质子化的阳离子染料,其能够被再赋色为阳离子染料, 作为共轭体系的一部分的NH基团,和(b)染料接收元件,其包含其上具有聚合染料影像接收层的载体,染料接收元件与染料供体元件重叠关系,因此 染料层与聚合物染料影像接收层接触,聚合染料影像接收层包含i)Tg小于约19℃且不具有或仅具有轻微酸度的聚合物的混合物; 和ii)具有能够使去质子化的阳离子染料重现的饱和烃主链的聚合酸。

    Thermal dye transfer system with receiver containing acidic salts
    5.
    发明授权
    Thermal dye transfer system with receiver containing acidic salts 失效
    含有酸性盐的接收器的热染料转移系统

    公开(公告)号:US5945374A

    公开(公告)日:1999-08-31

    申请号:US995689

    申请日:1997-12-22

    摘要: A thermal dye transfer assemblage comprising:(a) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being:I) an electrically neutral, deprotonated, delocalized cationic dye precursor;II) a pendant basic dye of the formula D-(L-E).sub.m wherein D represents the residue of a dye, L represents a covalent linking group, E represents a moiety with basic properties and m is an integer of 1-3; orIII) a cationic dye precursor having the following structure: ##STR1## (b) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer comprising an acidic salt formed from the reaction of a weak, nitrogen-containing base with a strong protic acid dissolved or dispersed in a polymeric binder.

    摘要翻译: 一种热染料转移组合物,包括:(a)染料供体元件,其包含其上具有分散在聚合物粘合剂中的染料层的载体,所述染料为:I)电中性,去质子化的离域阳离子染料前体; II)式D-(L-E)m的侧基碱性染料,其中D表示染料的残基,L表示共价连接基团,E表示具有碱性的部分,m表示1-3的整数; 或III)具有以下结构的阳离子染料前体:(b)染料接收元件,其包含其上具有聚合染料影像接收层的载体,染料接收元件与染料供体元件重叠关系,因此 染料层与聚合染料影像接收层接触,聚合染料影像接收层包含由弱含氮碱与溶解或分散在聚合物中的强质子酸反应形成的酸性盐 粘合剂

    Thermal dye transfer assemblage with low Tg polymeric receiver mixture
    6.
    发明授权
    Thermal dye transfer assemblage with low Tg polymeric receiver mixture 失效
    具有低Tg聚合物接收混合物的热染料转移组合

    公开(公告)号:US5753590A

    公开(公告)日:1998-05-19

    申请号:US878717

    申请日:1997-06-19

    摘要: A thermal dye transfer assemblage comprising: (I) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N--H group which is part of a conjugated system, and(II) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer comprising a mixture of a) a polymer having a Tg of less than about 19.degree. C. and having no or only slight acidity; and b) an acidic clay capable of reprotonating the deprotonated cationic dye.

    摘要翻译: 一种热染料转移组合物,其包含:(I)染料供体元件,其包含其上具有染料层的载体,所述染料层包含分散在聚合物粘合剂中的染料,所述染料是去质子化的阳离子染料,其能够被再赋色为阳离子染料, 作为共轭系统的一部分的NH基,和(II)染料接收元件,其包含其上具有聚合染料影像接收层的载体,染料接收元件与染料供体元件重叠关系,因此 染料层与聚合染料影像接收层接触,聚合染料影像接收层包含a)Tg小于约19℃并且没有或仅有轻微酸度的聚合物的混合物; 和b)能够使去质子化的阳离子染料重现的酸性粘土。

    Process for preparing an ink jet ink
    7.
    发明授权
    Process for preparing an ink jet ink 有权
    制备喷墨油墨的方法

    公开(公告)号:US06210474B1

    公开(公告)日:2001-04-03

    申请号:US09326064

    申请日:1999-06-04

    IPC分类号: C09D1100

    摘要: A process for making an ink jet ink comprising: a) providing an organic pigment dispersion containing a pigment and a carrier; b) mixing the pigment dispersion with rigid milling media having an average size less than about 100 &mgr;m; c) introducing the mixture from step b) into a high speed mill; d) milling the mixture from step c) until a pigment particle size distribution is obtained wherein about 50% by weight of the pigment particles have a particle size less than about 100 nanometers; e) separating the milling media from the mixture milled in step d); and f) diluting the mixture from step d) to obtain the ink jet ink; wherein the milling media comprises negatively-charged polymeric beads which are crosslinked sufficiently to prevent swelling of the polymeric beads to levels greater than or equal to about 50 volume % within 4 hours at 25° C. in the carrier.

    摘要翻译: 一种制备喷墨油墨的方法,包括:a)提供含有颜料和载体的有机颜料分散体; b)将颜料分散体与平均尺寸小于约100μm的硬质研磨介质混合; c)将混合物从 步骤b)进入高速磨机; d)研磨来自步骤c)的混合物,直到获得颜料粒度分布,其中约50重量%的颜料颗粒具有小于约100纳米的粒度; e)将 在步骤d)中研磨的混合物中研磨介质; 和f)从步骤d)稀释混合物得到喷墨油墨; 其中研磨介质包含带负电荷的聚合物珠粒,其充分交联以防止聚合物珠子在25℃下在载体中4小时内达到大于或等于约50体积%的水平。

    Ink recirculation system for ink jet printers
    9.
    发明授权
    Ink recirculation system for ink jet printers 失效
    喷墨打印机墨水再循环系统

    公开(公告)号:US06631983B2

    公开(公告)日:2003-10-14

    申请号:US09751229

    申请日:2000-12-28

    IPC分类号: B41J218

    CPC分类号: B41J2/18

    摘要: An improved continuous ink jet printing system which continually recirculates its ink through an ion-exchange treatment is disclosed. The system includes collecting guttered ink for reconstitution and recirculation and propelling said collected and recircultating ink through an ion-exchange column and then to an ink supply reservoir and on through the nozzle bores of continuous ink jet print heads.

    摘要翻译: 公开了一种改进的连续喷墨打印系统,其通过离子交换处理将墨水连续地再循环。 该系统包括收集用于重构和再循环的排出的油墨,并将所述收集和再循环油墨通过离子交换柱推进,然后通过连续喷墨打印头的喷嘴孔进入墨水供应储存器。