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    • 55. 发明申请
    • Method for producing disazo pigments
    • 双偶氮颜料的制备方法
    • US20060167236A1
    • 2006-07-27
    • US10519218
    • 2003-05-27
    • Olaf SchuppFelix GrimmManfred OpravilJoachim Weber
    • Olaf SchuppFelix GrimmManfred OpravilJoachim Weber
    • C07D403/02
    • C09B67/0015C09B33/153
    • The invention relates to a method for the production of disazo pigments of general formula (I) or a mixture of said disazo pigments by means of azocoupling, wherein R1 and R2 are the same or different and represent hydrogen C1-C4-alkyl, C1-C4 alkoxy, C1-C5-alkoxycarbonyl, nitro, cyano, halogen, phenoxy or trifluoromethyl; D1 and D2 are the same or different and represent an aromatic heterocycle from the group of benzimidazole, benzimidazolone, benzimidazolthione, benzoxazole, benzoxazolone, benzothiazolone, indazole, phthalimide, naphthalimide, benzotriazole, chinoline, benzodiazines, phenmorpholine, phenmorpholinone, benzo[c,d]indolone, benzimidazo[1,2-a]pyrimidone, carbazole and indole. The invention is characterised in that the coupling product resulting from the azocoupling is subjected to a finish in an organic solvent with an alkaline pH value or in an aqueous organic solvent with a neutral or alkaline pH value.
    • 本发明涉及通过偶氮偶联制备通式(I)的双偶氮颜料或所述双偶氮颜料的混合物的方法,其中R 1和R 2, 相同或不同,表示氢C 1 -C 4 - 烷基,C 1 -C 4烷氧基 C 1 -C 5 - 烷氧基羰基,硝基,氰基,卤素,苯氧基或三氟甲基; D 1和D 2相同或不同,代表苯并咪唑,苯并咪唑酮,苯并咪唑硫酮,苯并恶唑,苯并恶唑酮,苯并噻唑酮,吲唑,邻苯二甲酰亚胺,萘二甲酰亚胺 苯并三唑,苯并吗啉,酚吗啉酮,苯并[c,d]吲哚酮,苯并咪唑并[1,2-a]嘧啶酮,咔唑和吲哚。 本发明的特征在于,使偶氮偶合产生的偶联产物在碱性pH值的有机溶剂中或在具有中性或碱性pH值的有机溶剂的水溶液中进行精制。
    • 58. 发明授权
    • Method and apparatus for detecting defects in a continuously moving strip of transparent material
    • 用于检测连续移动的透明材料条中的缺陷的方法和装置
    • US06927848B2
    • 2005-08-09
    • US10435952
    • 2003-05-12
    • Klaus GerstnerJoachim Weber
    • Klaus GerstnerJoachim Weber
    • G01B11/30G01N21/896G01N21/958G01N21/00G01N21/84
    • G01N21/896
    • To detect defects in a continuously moving strip of transparent material, especially a wide thin glass strip, a narrow monochromatic light beam is guided transverse to the motion direction of the moving strip and is coupled into the moving strip, preferably through an edge region of the moving strip, by a transparent liquid arranged between the moving strip and the light source producing the monochromatic light beam. In a first embodiment the monochromatic light beam is inclined to an upper surface of the moving strip through which it passes and is coupled into the moving strip by a transparent liquid whose index of refraction is greater than that of the atmosphere surrounding the moving strip. In a second embodiment the monochromatic light beam is parallel to the upper surface of the strip and is coupled into an edge surface of the continuously moving strip by a transparent liquid whose index of refraction is about equal to that of the moving material. In the first embodiment the light guide system for the light beam includes a prism, whose light outlet surface is parallel to the upper surface of the glass strip. The transparent liquid is arranged between the prism and the glass strip, which is supported on rolls.
    • 为了检测连续移动的透明材料带,特别是宽的薄玻璃条带中的缺陷,窄的单色光束横向于移动条的运动方向被引导,并且优选地通过移动条的边缘区域 通过布置在移动条和光源之间的透明液体产生单色光束。 在第一实施例中,单色光束倾斜到其通过的移动条的上表面,并且通过透明液体耦合到移动条中,透明液体的折射率大于围绕移动条带的气氛的折射率。 在第二实施例中,单色光束平行于条带的上表面,并通过透明液体耦合到连续移动的条带的边缘表面,透明液体的折射率大约等于移动材料的折射率。 在第一实施例中,用于光束的光导系统包括其出射表面平行于玻璃条的上表面的棱镜。 透明液体布置在棱镜和玻璃带之间,玻璃带被支撑在辊上。