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    • 3. 发明申请
    • FIXER INKS FOR USE WITH INK JET INKS
    • 使用墨水喷枪的墨盒
    • US20130027451A1
    • 2013-01-31
    • US13638982
    • 2011-05-27
    • Xiaoqing Li
    • Xiaoqing Li
    • C09D11/10B41J29/393
    • C09D11/54B41J2/2107C09D11/30
    • This disclosure provides an ink jettable fixer ink including a water soluble or water dispersible amphoteric polymer, wherein the amphoteric polymer contains both a cationic charge and an anionic charge within the same molecule, wherein the mole ratio of cationic charge to anionic charge is greater than 1; wherein the ink jettable fixer ink does not contain a colorant; and wherein the amphoteric polymer forms a water insoluble solid precipitate when mixing with an anionic charged ink jet ink. These fixer inks when used with aqueous colorant containing ink jet inks give improved optical density and chroma.
    • 本公开提供了一种包含水溶性或水分散性两性聚合物的喷墨定影剂油墨,其中两性聚合物在同一分子内含有阳离子电荷和阴离子电荷,其中阳离子电荷与阴离子电荷的摩尔比大于1 ; 其中所述喷墨定影剂油墨不含着色剂; 并且其中两性聚合物在与阴离子带电喷墨油墨混合时形成水不溶性固体沉淀物。 当与含有喷墨油墨的含水着色剂一起使用时,这些定影剂油墨具有改善的光密度和色度。
    • 5. 发明授权
    • Cold seal adhesives, cold sealable films and packages formed therewith
    • 冷封粘合剂,可冷封膜和与其形成的包装
    • US5981650A
    • 1999-11-09
    • US934015
    • 1997-08-26
    • Chen ZhaoXiaoqing Li
    • Chen ZhaoXiaoqing Li
    • C08G18/08C08G18/40C08K9/04C08J3/00C08K3/20C08L75/00C08L83/00
    • C08G18/4018C08G18/0823C08K9/04C08G2170/80Y10T428/31551
    • Cold-seal adhesives are disclosed that contain no natural rubber and are capable of forming dry coatings on flexible films which adhere to one another with commercially acceptable packaging strength at room temperature by pressure contact, but also allow such layered substrata to be reeled into rolls and stored for extended periods of time without blocking. The flexible films are usable in forming packages, particularly for comestibles and pharmaceuticals, without need for heat sealing. Such cold-seal adhesives are aqueous dispersions containing 30 to 55 percent of a polyurethane ionomer reaction product, having a T.sub.g of between about -50 to 10.degree. C., of a mixture of (a) a blend of between 0 and 40 percent polyester polyol and between 60 and 100 percent polyether polyol, (b) aliphatic diisocyanate and (c) dimethylol propionic acid and preferably containing 0.05 to 4 percent of grafted amorphous silica.
    • 公开了不含天然橡胶的冷封粘合剂,并且能够通过压力接触在室温下以商业上可接受的包装强度彼此粘合的柔性膜上形成干燥涂层,而且还允许将这样的层状基材卷入辊中, 存储长时间不阻塞。 柔性膜可用于形成包装,特别是用于食品和药品,而不需要热封。 这种冷封粘合剂是含有30-55%聚氨酯离聚物反应产物(Tg为约-50至10℃)的水分散体,其混合物为(a)0-40%聚酯的共混物 多元醇和60至100%的聚醚多元醇,(b)脂族二异氰酸酯和(c)二羟甲基丙酸,优选含有0.05至4%的接枝无定形二氧化硅。
    • 10. 发明申请
    • METHOD OF PRINTING USING INK JET INKS COMPRISING A CROSSLINKING PIGMENT DISPERSION BASED ON DIBLOCK POLYMERIC DISPERSANTS
    • 使用墨水喷射墨水印刷包含基于聚合物分散剂的交联色素分散体的方法
    • US20120098910A1
    • 2012-04-26
    • US13379141
    • 2010-07-14
    • Xiaoqing LiC. Chad RobertsPatrick F. Mcintyre
    • Xiaoqing LiC. Chad RobertsPatrick F. Mcintyre
    • B41J2/17
    • C09D11/326
    • The present disclosure provides method of ink jet printing onto a substrate comprising, in any workable order, the steps of: (a) providing an ink jet printer that is responsive to digital data signals; (b) loading the printer with a substrate to be printed; (c) loading the printer with an aqueous ink jet ink comprising an ink vehicle and an aqueous dispersion, wherein the aqueous dispersion comprises a solid particle and a polymeric dispersant that has been crosslinked, wherein the polymeric dispersant is a block copolymer comprising an A block and a B block, wherein the A block is a segment having a block size of about 5 to about 18 units, and comprises at least 50% by weight of a monomer, having the following structure: CH2═CRC(O)O(CHR1CH2O)nR2; wherein R and R1 are H, or methyl; R2 is alkyl of 1-4 carbon atoms or phenyl; and n is about 1 about 20; and the B block is a segment comprising an ionic monomer and at least one hydrophobic monomer; and wherein the dispersant comprises a crosslinkable moiety; wherein the crosslinkable moiety is crosslinked with a crosslinking agent selected from the group consisting of epoxide, carbodiimide, oxazoline, isocyanate, and silane; and wherein the aqueous dispersion has a pH of at least about 8.0; and (d) printing onto the substrate using the aqueous ink jet ink, in response to the digital data signals to form a printed image on the substrate. This method of printing provides images with the requisite optical density and chroma needed for emerging ink jet applications.
    • 本公开提供了将喷墨印刷到基材上的方法,其以任何可行的顺序包括以下步骤:(a)提供响应于数字数据信号的喷墨打印机; (b)用要印刷的基材装载打印机; (c)用包含油墨载体和水性分散体的水性喷墨油墨装载打印机,其中所述水性分散体包含已经交联的固体颗粒和聚合物分散剂,其中所述聚合物分散剂是包含A嵌段的嵌段共聚物 和B嵌段,其中A嵌段是具有约5至约18单元的嵌段大小的链段,并且包含至少50重量%的具有以下结构的单体:CH 2 = CRC(O)O(CHR 1 CH 2 O )nR2; 其中R和R 1是H或甲基; R2是1-4个碳原子的烷基或苯基; 并且n为约1约20; 并且B嵌段是包含离子单体和至少一种疏水性单体的链段; 并且其中所述分散剂包含可交联部分; 其中所述可交联部分与选自环氧化物,碳二亚胺,恶唑啉,异氰酸酯和硅烷的交联剂交联; 并且其中所述水分散体具有至少约8.0的pH; 和(d)响应于数字数据信号,使用水性喷墨油墨在基板上印刷以在基板上形成印刷图像。 这种打印方法为图像提供了新出现的喷墨应用所需的必要的光密度和色度。