Hot melt ink composition comprising a copolyester and process for preparing a copolyester
    1.
    发明授权
    Hot melt ink composition comprising a copolyester and process for preparing a copolyester 有权
    包含共聚酯的热熔油墨组合物和制备共聚酯的方法

    公开(公告)号:US09340691B2

    公开(公告)日:2016-05-17

    申请号:US14142550

    申请日:2013-12-27

    Abstract: A hot melt ink composition includes a copolyester, the copolyester consisting essentially of a condensation product of a first type of monomer, a second type of monomer and a third type of monomer, wherein the first type of monomer comprises at least one monomer A selected from the group of polyhydroxyl alcohols comprising X hydroxyl functional groups, wherein X≧3, wherein the second type of monomer comprises at least one monomer B selected from the group of monomers being able to form an ester linkage with an alcohol and wherein the third type of monomer comprises at least one monomer C selected from the group of aromatic monocarboxylic acids. A method for preparing such copolyesters and a hot melt ink composition includes a mixture of such copolyesters.

    Abstract translation: 热熔油墨组合物包括共聚酯,该共聚酯基本上由第一类单体,第二类单体和第三类单体的缩合产物组成,其中第一类单体包含至少一种选自 包含X羟基官能团的一组多羟基醇,其中X≥3,其中第二类型的单体包含至少一种选自能够与醇形成酯键的单体组中的至少一种单体B,其中第三类型 单体包含至少一种选自芳族一元羧酸的单体C. 制备这种共聚酯和热熔油墨组合物的方法包括这种共聚酯的混合物。

    Reusable print medium and method of manufacturing thereof
    4.
    发明授权
    Reusable print medium and method of manufacturing thereof 有权
    可重复使用的打印介质及其制造方法

    公开(公告)号:US08809432B2

    公开(公告)日:2014-08-19

    申请号:US13683815

    申请日:2012-11-21

    Abstract: Disclosed is a reusable print medium having a substrate and a sacrificial layer. The sacrificial layer contains a hotmelt composition at least having an amorphous material. The amorphous material is a reaction product of a first monomer A, said first monomer A being a polyhydroxyl alcohol comprising X hydroxyl functional groups, wherein X≧2, monomer A optionally comprises a primary or secondary amine functionality; a second monomer B, being an aromatic monocarboxylic acid; a third monomer C, said third monomer C being able to form an ester linkage with an alcohol and/or an amide linkage with a primary or secondary amine; and optionally, a fourth monomer D, being an aromatic monocarboxylic acid different from the second monomer B. Also disclosed is a method of manufacturing a reusable print medium, a method of printing and recycling a print medium and an apparatus for printing and recycling a print medium.

    Abstract translation: 公开了具有基板和牺牲层的可重复使用的打印介质。 牺牲层含有至少具有无定形材料的热熔组合物。 无定形材料是第一单体A的反应产物,所述第一单体A是包含X羟基官能团的多羟基醇,其中X≥2,单体A任选地包含伯胺或仲胺官能团; 第二单体B,为芳族单羧酸; 第三单体C,所述第三单体C能够与伯胺或仲胺形成与醇和/或酰胺键的酯键; 和可选地,第四单体D是不同于第二单体B的芳族单羧酸。还公开了制造可重复使用的打印介质的方法,印刷和再循环打印介质的方法以及用于打印和再循环印刷品的设备 中。

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