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    • 4. 发明授权
    • Ink jet recording media and method for their production
    • 喷墨记录介质及其制作方法
    • US06866895B2
    • 2005-03-15
    • US10289194
    • 2002-11-06
    • Julie BakerMalcolm D. Purbrick
    • Julie BakerMalcolm D. Purbrick
    • B41J2/01B41M5/00B41M5/50B41M5/52B05D3/02
    • B41M5/5272B41M5/508Y10T428/249953Y10T428/249962
    • An image recording medium for an ink jet printer comprises(a) a sheet of solvent absorbing microporous material which comprises a matrix of substantially water insoluble thermoplastic organic polymer, finely divided substantially water insoluble filler particles of which at least 50% by weight are siliceous particles said filler particles being distributed throughout the matrix and constituting from 40 to 90% by weight of said micorporous material, there being a network of interconnecting pores communicating substantially throughout said microporous material said pores constituting from 35 to 95% by volume of said microporous material, said sheet of microporous material having (b) a coating of a polyester. The polyester can be a condensation product obtained from dicarboxylic acids and glycols and contains sufficient hydrophilic groups such as sulphonate to make it water dispersible. The ink jet recording medium can be made by coating a sheet of the microporous material with an aqueous dispersion of a polyester resin and allowing the coated sheet to dry.
    • 用于喷墨打印机的图像记录介质包括(a)一种溶剂吸收微孔材料片,其包含基本上不溶于水的热塑性有机聚合物基质,基本上不溶于水的填料颗粒,其至少50重量%为硅质颗粒 所述填料颗粒分布在整个基质中并构成所述微量材料的40-90%重量,存在一个互连孔的网络,其基本上遍及所述微孔材料,所述孔构成所述微孔材料的体积的35-95% 所述微孔材料片具有(b)聚酯的涂层。 聚酯可以是从二羧酸和二醇得到的缩合产物,并且包含足够的亲水基团例如磺酸盐以使其分散水。 喷墨记录介质可以通过用聚酯树脂的水性分散体涂布微孔材料的片材并使涂布的片材干燥来制造。
    • 6. 发明授权
    • Ink-jet media overcoat layers
    • 喷墨介质外涂层
    • US06534156B1
    • 2003-03-18
    • US09622305
    • 2000-08-15
    • Julie BakerMalcolm D. PurbrickCharles E. Romano, Jr.
    • Julie BakerMalcolm D. PurbrickCharles E. Romano, Jr.
    • B32B300
    • B41M5/52B41M5/506B41M5/5218B41M5/5254Y10T428/24802
    • An image-recording element for inkjet ink images comprises a support, an ink-receptive layer and a top layer, wherein the top layer comprises a polymer that contains both a hydrophilic component and a hydrophobic component, or a mixture of two or more such polymers, the said polymer or polymer mixture being present in the top layer in an amount of from 0.003 to 0.5 g/m2, and wherein the top layer has been hardened with an oxazoline functional polymer. The top layer preferably comprises a polymer that contains both hydrophilic substituents and hydrophobic substituents, for example a polymer selected from the polymers and copolymers of acrylic acid, methacrylic acid, acrylic acid esters or methacrylic acid esters, or a salt of such a polymer or copolymer. The base layer, which may comprise gelatin, preferably has a thickness of from 3 to 20 &mgr;m. The support may be a conventional support, for example a paper sheet. The invention can provide improved drying times for the inkjet images, even under conditions of high humidity.
    • 用于喷墨油墨图像的图像记录元件包括载体,油墨接收层和顶层,其中顶层包含含有亲水组分和疏水组分的聚合物,或两种或更多种这样的聚合物的混合物 所述聚合物或聚合物混合物以0.003至0.5g / m 2的量存在于顶层中,并且其中顶层已用恶唑啉官能聚合物硬化。 顶层优选包含含有亲水取代基和疏水取代基的聚合物,例如选自丙烯酸,甲基丙烯酸,丙烯酸酯或甲基丙烯酸酯的聚合物和共聚物的聚合物,或这种聚合物或共聚物的盐 。 可以包含明胶的基层优选具有3-20μm的厚度。 支撑件可以是常规支撑件,例如纸张。 本发明即使在高湿度的条件下也能为喷墨图像提供改善的干燥时间。