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    • 1. 发明申请
    • TREATMENT OF AQUEOUS LIQUIDS AND THE PREPARATION OF ANTHRANILIC ACID
    • 水溶液处理及蒽醌类化合物的制备
    • WO2007088346B1
    • 2007-10-25
    • PCT/GB2007000313
    • 2007-01-30
    • PROM LTDBERG CARSTEN
    • BERG CARSTEN
    • C02F1/26C07C227/22C07C227/42
    • C02F1/26C02F1/66C02F1/722C02F1/725C02F2101/34C02F2101/38C02F2103/36C02F2305/026C07C227/40C07C229/56
    • A continuous process for forming an anthranilic acid which includes treating in a first step a mixture comprising a carbonate salt and an anthranilic acid salt of the formula (I) where R is selected from hydrogen and one or more substituted or unsubstituted hydrocarbon groups, and M is a univalent cation, with an inorganic acid in an aqueous medium to form an aqueous slurry comprising anthranilic acid and inorganic salts. The slurry is filtered to provide a residue comprising part of said anthranilic acid and a filtrate comprising the remainder of said anthranilic acid and said inorganic salts. Further anthranilic acid is extracted from said filtrate with a water-immiscible organic solvent, whereby the further anthranilic acid is separated into an organic phase while the inorganic salts remain in an aqueous phase. The organic phase is contacted with an aqueous alkali to thereby transfer said further anthranilic acid from said organic phase to an aqueous phase as an anthranilic acid salt. The transferred anthranilic acid salt is added to the mixture of the first step. Also disclosed is a process for the treatment of waste water containing organic material and greater than 10 g/1 inorganic salts. The waste water is contacted with a volatile water-immiscible organic solvent. An organic phase is separated from an aqueous phase containing less than 0.5 g/1 organic material. The organic solvent from the organic phase is evaporated to leave a residue which is incinerated.
    • 一种形成邻氨基苯甲酸的连续方法,其包括在第一步中处理包含碳酸盐和式(I)的邻氨基苯甲酸盐的混合物,其中R选自氢和一个或多个取代或未取代的烃基,并且M 是一价阳离子,与无机酸在水性介质中形成含有邻氨基苯甲酸和无机盐的含水浆料。 过滤浆料以提供包含部分所述邻氨基苯甲酸的残余物和包含所述邻氨基苯甲酸的剩余部分和所述无机盐的滤液。 进一步用水不混溶的有机溶剂从所述滤液中萃取邻氨基苯甲酸,由此将另外的邻氨基苯甲酸分离成有机相,同时使无机盐保留在水相中。 使有机相与含水碱接触,从而将所述另外的邻氨基苯甲酸从所述有机相转移至水相,为邻氨基苯甲酸盐。 将转移的邻氨基苯甲酸盐加入到第一步的混合物中。 还公开了一种处理含有机物质和大于10g / l无机盐的废水的方法。 废水与挥发性与水不混溶的有机溶剂接触。 有机相与含有少于0.5g / l有机物质的水相分离。 来自有机相的有机溶剂被蒸发以留下焚烧的残余物。
    • 4. 发明申请
    • QUATERNARY AMMONIUM SALTS OF 1,2-BENZISOTHIAZOLIN-3-ONE. PREPARATION AND USE AS BIOCIDES
    • 1,2-BENZISOTHIAZOLIN-3-ONE的季铵盐。 制备和用作生物
    • WO0214293A8
    • 2003-04-10
    • PCT/DK0000453
    • 2000-08-15
    • BERG CARSTEN
    • BERG CARSTEN
    • A01N43/80C07D275/04A01N25/02
    • C07D275/04A01N43/80A01N25/02A01N2300/00
    • Preparation and characterisation of new ammonium salts of 1,2,benzisothiozolin-3-one, and their use for preparation of highly concentrated solutions with biocidal properties. Quaternary ammonium salts are prepared by reacting 1,2-benzisothiazolin-3-one with either quaternary ammonium hydroxide, or a quaternary ammonium salt, where typically the anion is represented by halogenide, sulphate, phosphate or carbonate with simultaneous addition of metal hydroxide, typically alkali. Quaternary ammonium salts of 1,2-benzisothiazolin-3-one can be formulated in water solutions or solutions of water miscible solvents, solutions of organic solvents containing water, in proportions by weight between the ammonium salt of 1,2-benzisothiazolin-3-one, water and the organic solvents as (10-90):(0-90). 1,2-benzisothiazolin-3-one is shown to exhibit its known biocidal effect after transformation to the ammonium salt.
    • 1,2,苯并异硫唑啉-3-酮的新铵盐的制备和表征及其用于制备具有杀生物性的高浓度溶液的用途。 通过使1,2-苯并异噻唑啉-3-酮与季铵盐或季铵盐反应来制备季铵盐,其中通常阴离子由卤化物,硫酸盐,磷酸盐或碳酸盐表示,同时加入金属氢氧化物 碱。 1,2-苯并异噻唑啉-3-酮的季铵盐可以配制成水溶液或水溶性溶剂的溶液,含水的有机溶剂溶液,按重量计在1,2-苯并异噻唑啉-3-酮的铵盐之间, 一,水和有机溶剂如(10-90):(0-90)。 1,2-苯并异噻唑啉-3-酮显示出在转化成铵盐后具有已知的杀生物作用。
    • 8. 发明专利
    • AT445574T
    • 2009-10-15
    • AT07705077
    • 2007-01-30
    • PROM LTD
    • BERG CARSTEN
    • C02F1/26C07C227/22C07C227/42
    • A continuous process for forming an anthranilic acid which includes treating in a first step a mixture comprising a carbonate salt and an anthranilic acid salt of the formula (I) where R is selected from hydrogen and one or more substituted or unsubstituted hydrocarbon groups, and M is a univalent cation, with an inorganic acid in an aqueous medium to form an aqueous slurry comprising anthranilic acid and inorganic salts. The slurry is filtered to provide a residue comprising part of said anthranilic acid and a filtrate comprising the remainder of said anthranilic acid and said inorganic salts. Further anthranilic acid is extracted from said filtrate with a water-immiscible organic solvent, whereby the further anthranilic acid is separated into an organic phase while the inorganic salts remain in an aqueous phase. The organic phase is contacted with an aqueous alkali to thereby transfer said further anthranilic acid from said organic phase to an aqueous phase as an anthranilic acid salt. The transferred anthranilic acid salt is added to the mixture of the first step. Also disclosed is a process for the treatment of waste water containing organic material and greater than 10 g/l inorganic salts. The waste water is contacted with a volatile water-immiscible organic solvent. An organic phase is separated from an aqueous phase containing less than 0.5 g/l organic material. The organic solvent from the organic phase is evaporated to leave a residue which is incinerated.