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    • 1. 发明申请
    • Ionic liquids as solvents
    • 离子液体作为溶剂
    • US20090012297A1
    • 2009-01-08
    • US12108347
    • 2008-04-23
    • Philip F. PagoriaAmitesh MaitiAlexander GashThomas Yong HanChristine OrmeLaurence Fried
    • Philip F. PagoriaAmitesh MaitiAlexander GashThomas Yong HanChristine OrmeLaurence Fried
    • C07C209/84C07D241/20
    • C07C209/84C07D241/20Y02P20/542C07C211/52
    • A method in one embodiment includes contacting a strongly hydrogen bonded organic material with an ionic liquid having a fluoride anion for solubilizing the strongly hydrogen bonded organic material; and maintaining the ionic liquid at a temperature of about 90° C. or less during the contacting. A method in another embodiment includes contacting a strongly hydrogen bonded organic material with an ionic liquid having an acetate or formate anion for solubilizing the strongly hydrogen bonded organic material; and maintaining the ionic liquid at a temperature of less than about 90° C. during the contacting. A method for purifying a strongly hydrogen bonded organic material according to one another embodiment includes dissolving a strongly hydrogen bonded organic material, selected from a group consisting of 1,3,5-triamino-2,4,6-trinitrobenzene and 2,6-diamino-3,5-dinitropyrazine-1-oxide, in a solution comprising an ionic liquid, the ionic liquid having an anion selected from a group consisting of a fluoride anion, an acetate anion, and a formate anion; maintaining the solution at a temperature of about 70° C. or less during the contacting; and recrystallizing the strongly hydrogen bonded organic material.
    • 在一个实施方案中的方法包括使强氢键合有机材料与具有氟阴离子的离子液体接触,以溶解强氢键合的有机材料; 并且在接触期间将离子液体维持在约90℃或更低的温度。 在另一个实施方案中的方法包括使强氢键合有机材料与具有乙酸盐或甲酸根阴离子的离子液体接触,以溶解强氢键合有机材料; 并且在接触期间将离子液体保持在小于约90℃的温度。 根据另一个实施方案的用于纯化强氢键合的有机材料的方法包括将选自1,3,5-三氨基-2,4,6-三硝基苯和2,6-二硝基苯的强氢键合有机材料溶解, 二氨基-3,5-二硝基吡嗪-1-氧化物,在包含离子液体的溶液中,所述离子液体具有选自氟化物阴离子,乙酸根阴离子和甲酸根阴离子的阴离子; 在接触期间将溶液保持在约70℃或更低的温度; 并重结晶强氢键合的有机材料。
    • 6. 发明申请
    • Rapid Identification of Explosives Using Thin-Layer Chromatography and Colorimetric Techniques
    • 使用薄层色谱和比色技术快速鉴定炸药
    • US20110239745A1
    • 2011-10-06
    • US13028072
    • 2011-02-15
    • Joe H. Satcher, JR.Philip F. PagoriaRichard E. WhippleM. Leslie Carman
    • Joe H. Satcher, JR.Philip F. PagoriaRichard E. WhippleM. Leslie Carman
    • G01N30/02
    • G01N30/90G01N30/95G01N33/22
    • A thin-layer chromatography method for identifying material present in a sample on a location including the steps of provide a thin-layer chromatography plate, wetting a swab is with a solvent providing a wetted swab, contacted the location of interest is with the wetted swab to obtain the sample providing a wetted swab with sample, placing the wetted swab with sample in the solvent to dissolve the sample and provide a solvent with sample, dipping a micropipette into the solvent with sample to obtain an amount of the solvent with sample, spotting the amount of the solvent with sample on the thin-layer chromatography plate, allowed the amount of the solvent with sample on the thin-layer chromatography plate to dry providing a thin-layer chromatography plate with sample, placing the a thin-layer chromatography plate with sample into a developing chamber with solvent mixture, allowing the thin-layer chromatography plate with sample to develop producing a developed thin-layer chromatography plate with sample, removing the developed thin-layer chromatography plate with sample from the developing chamber, and illuminating the developed thin-layer chromatography plate with sample with ultra violet light to produce an image for identifying the material present in the sample.
    • 用于识别样品中存在的位置的薄层色谱法包括提供薄层色谱板,润湿拭子的步骤是用提供湿拭子的溶剂,与感染的位置接触的湿拭子 为了获得样品提供湿润的棉签,将带有样品的浸湿棉签放在溶剂中以溶解样品并向样品中提供溶剂,将样品浸入溶剂中以获得一定量的溶剂与样品,点样 在薄层色谱板上的样品溶剂量允许在薄层色谱板上的样品溶剂的量干燥,提供具有样品的薄层色谱板,将薄层色谱板 将样品放入具有溶剂混合物的显影室中,允许具有样品的薄层色谱板开发生产显影的薄层色谱仪 y板,样品从显影室中取出开发的薄层色谱板,并用紫外光照射显影的薄层色谱板,以产生用于鉴定样品中存在的材料的图像。
    • 9. 发明授权
    • Vicarious nucleophilic substitution using 4-amino-1,2,4-triazole,
hydroxylamine or O-alkylhydroxylamine to prepare
1,3-diamino-2,4,6-trinitrobenzene or
1,3,5-triamino-2,4,6-trinitrobenzene
    • 使用4-氨基-1,2,4-三唑,羟胺或O-烷基羟胺代替亲核取代,制备1,3-二氨基-2,4,6-三硝基苯或1,3,5-三氨基-2,4,6 - 二硝基苯
    • US5633406A
    • 1997-05-27
    • US440024
    • 1995-05-12
    • Alexander R. MitchellPhilip F. PagoriaRobert D. Schmidt
    • Alexander R. MitchellPhilip F. PagoriaRobert D. Schmidt
    • C07C209/02
    • C07C209/02
    • The present invention relates to a process to produce 1,3-diamino-2,4,6-trinitrobenzene (DATB) or 1,3,5-triamino-2,4,6,-trinitrobenzene (TATB) by:(a) reacting at ambient pressure and a temperature of between about 0.degree. and 50.degree. C. for between about 0.1 and 24 hr, a trinitroaromatic compound of structure V: ##STR1## wherein X, Y, and Z are each independently selected from the group consisting of --H and --NH.sub.2, with the proviso that at least 1 or 2 of X, Y, and Z are hydrogen;with an effective amount of 1-amino-1,2,4-triazole, hydroxylamine or O-alkylhydroxamine to produce DATB or TATB;in the presence of a strong base selected from sodium butoxide, potassium butoxide, potassium propoxide, sodium propoxide, sodium ethoxide, potassium ethoxide, sodium methoxide, potassium methoxide, and combinations thereof;in a solvent selected from the group consisting of methanol, ethanol, propanol, butanol, dimethylsulphoxide, N-methylpyrrolidone, hexamethylphosphoramide, dimethylformide, dimethylacetamide and mixtures thereof, provided that when alcohols are present or when hydroxylamine or its O-alkyl derivatives replace ATA primarily DATB is formed; and (b) isolating the DATB or TATB produced. DATB and TATB are important and useful specialty explosives and intermediates for other materials.
    • 本发明涉及通过以下方法制备1,3-二氨基-2,4,6-三硝基苯(DATB)或1,3,5-三氨基-2,4,6-三硝基苯(TATB)的方法:(a) 在环境压力和约0℃至50℃的温度下反应约0.1至24小时,结构V的三硝基芳族化合物:其中X,Y和Z各自独立地选自 由-H和-NH2组成的组,条件是X,Y和Z中至少有1或2个是氢; 与有效量的1-氨基-1,2,4-三唑,羟胺或O-烷基羟胺反应生成DATB或TATB; 在选自丁醇钠,丁醇钾,丙醇钾,丙醇钠,乙醇钠,乙醇钾,甲醇钠,甲醇钾及其组合的强碱的存在下, 在选自甲醇,乙醇,丙醇,丁醇,二甲基亚砜,N-甲基吡咯烷酮,六甲基磷酰胺,二甲基甲酰胺,二甲基乙酰胺及其混合物的溶剂中,条件是当存在醇时或当羟胺或其O-烷基衍生物主要代替ATA时 DATB形成; 和(b)分离产生的DATB或TATB。 DATB和TATB是其他材料的重要和有用的特种炸药和中间体。