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    • 4. 发明授权
    • Photographic element and process
    • 摄影元素和过程
    • US5256523A
    • 1993-10-26
    • US716416
    • 1991-06-17
    • Richard P. SzajewskiJerrold N. Poslusny
    • Richard P. SzajewskiJerrold N. Poslusny
    • C07D255/02C07D255/04C07D257/04C07D271/10C07D271/113G03C7/305G03C7/00
    • C07D257/04C07D255/02C07D255/04C07D271/113G03C7/30541Y10S430/158
    • A compound (I) having a carrier moiety (CAR) and a releasable development inhibitor moiety (INH) capable of being released during photographic processing by means of at least one timing group (T) bonded to and releasable from the carrier moiety provides improved images in a photographic silver halide element and process when the inhibitor moiety (INH) comprises (R.sup.1) a non-aromatic, sterically hindered substituent group having (a) a tertiary carbon atom bonded directly to the releasable development inhibitor moiety or (b) a secondary carbon atom bonded directly to the releasable development inhibitor moiety and wherein the secondary carbon atom is not part of an unsubstituted carbocyclic ring containing at least 6 carbon atoms. Such compounds, particularly as couplers, are useful in photographic silver halide materials and processes to provide improved acutance and interimage effects.
    • 具有载体部分(CAR)和可释放的显影抑制剂部分(INH)的化合物(I)能够通过结合到载体部分并可从载体部分释放的至少一个定时基团(T)在照相处理期间释放,从而提供改进的图像 (INH)包含(R1)非芳族空间位阻取代基,其具有(a)直接键合到可释放显影抑制剂部分的叔碳原子,或(b)二次 碳原子直接键合到可释放的显影抑制剂部分上,其中仲碳原子不是含有至少6个碳原子的未取代的碳环的部分。 这种化合物,特别是作为成色剂,可用于照相卤化银材料和方法以提供改善的吸收和影像效果。
    • 6. 发明授权
    • Inkjet ink sets for high speed printing on plain papers and glossy media
    • 喷墨油墨套装,用于普通纸和光面介质上的高速印刷
    • US08814337B2
    • 2014-08-26
    • US11964846
    • 2007-12-27
    • Richard P. SzajewskiDavid T. SouthbyDavid S. Uerz
    • Richard P. SzajewskiDavid T. SouthbyDavid S. Uerz
    • B41J2/01C09D11/00
    • C09D11/40C09D11/326
    • An inkjet ink set including a cyan ink, a magenta ink and a yellow ink, wherein each of said cyan, magenta and yellow inks individually comprises at least 65% water, between 1% and 5% by weight of a dispersed pigment colorant, a surfactant that reduces static surface tension, a dynamic surface tension reducing agent distinct from the surfactant, and at least one humectant distinct from the surfactant and the dynamic surface tension reducing agent; and wherein each of said cyan, magenta and yellow inks is characterized by exhibiting a viscosity normalized dynamic surface tension at surface refresh ages of 0.01 s of less than 23.0 mN/(m*cP); and wherein the average viscosity normalized dynamic surface tension at a surface refresh age of 0.01 s for said cyan, magenta and yellow inks taken together is less than 22.0 mN/(m*cP).
    • 一种喷墨油墨组,包括青色油墨,品红色油墨和黄色油墨,其中所述青色,品红色和黄色油墨中的每一种分别包含至少65%的水,1%至5%重量的分散颜料着色剂, 降低静态表面张力的表面活性剂,与表面活性剂不同的动态表面张力降低剂,以及与表面活性剂和动态表面张力降低剂不同的至少一种湿润剂; 并且其中所述青色,品红色和黄色墨水中的每一种的特征在于表面刷新时间的粘度归一化动态表面张力为0.01s小于23.0mN /(m * cP); 并且其中对于所述青色,品红色和黄色墨水在一起的表面刷新时间为0.01秒的平均粘度归一化动态表面张力小于22.0mN /(m * cP)。
    • 8. 发明申请
    • INKJET INK SETS FOR HIGH SPEED PRINTING ON PLAIN PAPERS AND GLOSSY MEDIA
    • 喷墨打印机用于高速印刷在平面纸和胶卷介质上
    • US20090169761A1
    • 2009-07-02
    • US11964846
    • 2007-12-27
    • Richard P. SzajewskiDavid T. SouthbyDavid S. Uerz
    • Richard P. SzajewskiDavid T. SouthbyDavid S. Uerz
    • C09D11/02B05D1/04
    • C09D11/40C09D11/326
    • An inkjet ink set comprising a cyan ink, a magenta ink and a yellow ink, wherein each of said cyan, magenta and yellow inks individually comprises at least 65% water, between 1% and 5% by weight of a dispersed pigment colorant, a surfactant that reduces static surface tension, a dynamic surface tension reducing agent distinct from the surfactant, and at least one humectant distinct from the surfactant and the dynamic surface tension reducing agent; wherein said surfactant, said dynamic surface tension reducing agent and said humectant can be the same or different between said cyan, magenta and yellow inks; and wherein each of said cyan, magenta and yellow inks is characterized by exhibiting a viscosity normalized dynamic surface tension at surface refresh ages of 0.01 s of less than 23.0 mN/(m*cP); and wherein the average viscosity normalized dynamic surface tension at a surface refresh age of 0.01 s for said cyan, magenta and yellow inks taken together is less than 22.0 mN/(m*cP).
    • 一种包括青色墨水,品红色墨水和黄色墨水的喷墨墨水组件,其中所述青色,品红色和黄色墨水中的每一种分别包含至少65%的水,1%至5%的分散颜料着色剂, 降低静态表面张力的表面活性剂,与表面活性剂不同的动态表面张力降低剂,以及与表面活性剂和动态表面张力降低剂不同的至少一种湿润剂; 其中所述表面活性剂,所述动态表面张力降低剂和所述湿润剂可以在所述青色,品红色和黄色油墨之间相同或不同; 并且其中所述青色,品红色和黄色墨水中的每一种的特征在于表面刷新时间的粘度归一化动态表面张力为0.01s小于23.0mN /(m * cP); 并且其中对于所述青色,品红色和黄色墨水在一起的表面刷新时间为0.01秒的平均粘度归一化动态表面张力小于22.0mN /(m * cP)。