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    • 1. 发明授权
    • Ink composition for ink jet recording
    • 用于喷墨记录的油墨组合物
    • US06271285B1
    • 2001-08-07
    • US09049878
    • 1998-03-27
    • Toshiyuki MiyabayashiYasushi TakamatsuFutoshi HoshinoMasatoshi KanekoToshihiro Yoshimura
    • Toshiyuki MiyabayashiYasushi TakamatsuFutoshi HoshinoMasatoshi KanekoToshihiro Yoshimura
    • C08F22006
    • C09D11/30C08F8/44
    • An ink composition is provided which can realize an image having excellent rubbing/scratch resistance and waterfastness, is free from a clogged nozzle problem, and enables stable printing. The ink composition comprises a colorant, a fine particle of a polymer, a water-soluble organic solvent, and water, the fine particle of the polymer having a film-forming property, a carboxyl group on its surface, and a reactivity with a divalent metal salt such that, when three volumes of an aqueous emulsion, of the fine particle of the polymer, having a fine particle concentration of 0.1% by weight is brought into contact with one volume of an aqueous divalent metal salt solution having a concentration of 1 mol/liter, the time for the transmission of light at a wavelength of 700 nm to be decreased to 50% of the initial transmission is not more than 1×104 sec.
    • 提供一种能够实现具有优异的摩擦/耐擦伤性和耐水性的图像的墨水组合物,没有堵塞的喷嘴问题,并且能够稳定地印刷。 油墨组合物包含着色剂,聚合物的细颗粒,水溶性有机溶剂和水,具有成膜性的聚合物的细颗粒,其表面上的羧基和与二价 金属盐,使得当三倍体积的具有0.1重量%的细颗粒浓度的聚合物细颗粒的水性乳液与一体积的浓度为1的二价金属盐水溶液接触时, mol /升,将波长为700nm的光的透射时间减少到初始透射的50%以下的时间不超过1×104秒。
    • 10. 发明授权
    • Multi-shell emulsion particle
    • 多壳乳液颗粒
    • US5500286A
    • 1996-03-19
    • US341110
    • 1994-11-18
    • Kousuke SomeyaAkihiro YamazakiFutoshi HoshinoTakeshi Yanagihara
    • Kousuke SomeyaAkihiro YamazakiFutoshi HoshinoTakeshi Yanagihara
    • B41M5/44C08F2/22C08F285/00D21H19/20B32B27/30C08F257/02C08F265/02C08F265/04
    • B41M5/44C08F285/00D21H19/20Y10T428/2989
    • A multi-shell emulsion particle of dry state structure having one or more of penetrating pore(s) connecting the surface layer of the particle with the interior of the particle and having a particle diameter of from 0.1 to 5.0.mu. preferably from 0.1 to 1.2.mu.. The particles can be prepared by carrying out emulsion polymerization of a vinyl monomer (a) containing from 5 to 80% by weight of an unsaturated carboxylic acid to obtain a polymer (A), forming a polymer (B) in the presence of a particle consisting of the resultant polymer (A) while adding a vinyl monomer (b) in an amount of 10 times by weight or less and at a rate of 3 times by weight per hour or more for the weight of the polymer (A), and treating the resultant multi-shell emulsion polymer with an alkaline material to neutralize and swell the polymer (A); or, after the neutralization treatment, further forming a polymer (C) by adding and emulsion-polymerizing a vinyl monomer (c) in an amount of 20 times by weight or less for the total weight of the polymer (A) and polymer (B). The emulsion particle is useful as a component of resin compositions for paints, paper-coating and heat-sensitive recording materials.
    • 一种干状结构的多壳乳液颗粒,其具有将颗粒的表面层与颗粒内部连接的一个或多个渗透孔,其粒径为0.1〜5.0μm,优选为0.1〜1.2μm 。 可以通过进行含有5〜80重量%的不饱和羧酸的乙烯基单体(a)的乳液聚合来制备颗粒,从而获得聚合物(A),在颗粒存在下形成聚合物(B) 在聚合物(A)的重量中加入乙烯基单体(b)的量为10重量份以下,以每小时3倍的速度加入得到的聚合物(A),以及 用碱性物质处理得到的多壳乳液聚合物以中和和膨胀聚合物(A); 或者在中和处理后,通过将聚合物(A)和聚合物(B)的总重量的20重量%以下的乙烯基单体(c)加入并乳液聚合,进一步形成聚合物(C) )。 乳液颗粒可用作涂料,纸涂层和热敏记录材料的树脂组合物的组分。