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21. 发明授权

US07183429B2 Preparation and use of iminodisuccinic acid ammonium metal salts 失效
标题翻译：亚氨基二琥珀酸铵金属盐的制备和应用
公开(公告)号：US07183429B2
公开(公告)日：2007-02-27
申请号：US10423326
申请日：2003-04-25
申请人： Torsten Groth , Alfred Mitschker , Ralf-Johann Moritz , Thomas Klein , Thomas Menzel , Wolfgang Wirth
发明人： Torsten Groth , Alfred Mitschker , Ralf-Johann Moritz , Thomas Klein , Thomas Menzel , Wolfgang Wirth
IPC分类号： C07C229/00
CPC分类号： C07C229/76 , A01N37/44 , C05D9/02 , C07C227/08 , C07C229/24 , C05F11/00
摘要： The invention relates to a process for the preparation of iminodisuccinic acid ammonium metal salts, characterized in that, in a first stage, maleic anhydride (MA), alkali metal hydroxide and water are mixed in the molar ratio of 2:0–3:5–30 and then ammonia is metered in in the ratio MA: ammonia 2:1.5–8, in order to obtain iminodisuccinic acid ammonium salts which, in a second stage, are reacted with metal oxides, metal hydroxides (and) or other metal salts or their mixtures to give iminodisuccinic acid ammonium metal salts of the formula 8, IDA(NH4)x(Na)y(K)z(Me)m.(NH3)nFormula 8 in which IDA represents iminodisuccinic acid moiety, x=0.1–3.9 y=0–3 z=0–3 m=0.1–2 n=0–6 and Me represents metals of the IInd, IIIrd and IVth main groups and of the Ist to VIIIth subgroups as well as metals of the lanthanide series, of the Periodic Table, which can occur in the oxidation states 1, 2, 3 or 4, the compounds themselves and their intermediates and the use.
摘要翻译：本发明涉及一种制备亚氨基二琥珀酸铵金属盐的方法，其特征在于，在第一阶段中，马来酸酐（MA），碱金属氢氧化物和水以2:0-3:5的摩尔比混合 -30，然后以MA:氨2：1.5-8的比例计量氨，以获得亚氨基二琥珀酸铵盐，其在第二阶段与金属氧化物反应，金属氢氧化物（和）或其它金属盐或其混合物，得到式8的亚氨基二琥珀酸铵金属盐，<？in-line-formula description =“In-line Formulas”end =“lead”？> IDA（NH 4）（Na）y（K）z（Me）m（NH 3）式8其中IDA表示亚氨基二琥珀酸部分，x = 0.1-3.9y = 0，其中，式8 <？in-line-formula description =“In-line Formulas”end =“tail” -3 z = 0-3 m = 0.1-2 n = 0-6，Me表示IInd，IIIrd和IVth主要和Ist至VIII族亚组的金属以及t 他的镧系元素周期表，其可以发生在氧化态1,2,3或4中，化合物本身及其中间体及其用途。

22. 发明授权

US5464875A Process for preparing weakly-basic anion exchangers and reagents suitable for this purpose 失效
标题翻译：制备适用于此目的的弱碱性阴离子交换剂和试剂的方法
公开(公告)号：US5464875A
公开(公告)日：1995-11-07
申请号：US289812
申请日：1994-08-12
申请人： Reinhold Klipper , Stefan Antons , Guido Steffan , Alfred Mitschker , Werner Struver , Holger Lutjens
发明人： Reinhold Klipper , Stefan Antons , Guido Steffan , Alfred Mitschker , Werner Struver , Holger Lutjens
IPC分类号： C07D209/48 , B01J41/14 , C08F8/00 , C08F8/30 , C08F8/32 , C08F12/00 , C08F12/28 , C08J5/20
CPC分类号： B01J41/14 , C08F8/32 , C08F2810/20
摘要： An improved aminomethylation process gives weakly-basic anion exchangers in an elegant way, with by-product obtained being able to be processed into a suitable starting material without problems.
摘要翻译：改进的氨基甲基化方法以优雅的方式提供弱碱性阴离子交换剂，所得到的副产物能够被无害化处理成合适的原料。

23. 发明授权

US5441646A Process of removing sulfate ions from water with a poly(meth)acrylamide exchange resin 失效
标题翻译：用聚（甲基）丙烯酰胺交换树脂从水中除去硫酸根离子的方法
公开(公告)号：US5441646A
公开(公告)日：1995-08-15
申请号：US277383
申请日：1994-07-19
申请人： Harold Heller , Franz-Rudolf Minz , Reinhold M. Klipper , Alfred Mitschker , Heiko Hoffmann
发明人： Harold Heller , Franz-Rudolf Minz , Reinhold M. Klipper , Alfred Mitschker , Heiko Hoffmann
IPC分类号： B01J41/04 , B01J41/14 , C01D3/16 , C02F1/42 , C08F8/32 , B01J41/12
CPC分类号： B01J41/046 , B01J41/14 , C08F8/32
摘要： Weakly basic anion exchangers of the poly(meth)acrylamide type which have been prepared by aminolysis of poly(meth)acrylonitrile or poly(meth)acrylate with polyamines of defined composition have an improved absorption capacity for sulphate ions and are suitable for selectively removing sulphate ions from aqueous liquids, in particular from sodium chloride brine and from waste waters.
摘要翻译：通过将聚（甲基）丙烯腈或聚（甲基）丙烯酸酯与多聚甲基丙烯酸酯分解而制得的聚（甲基）丙烯酰胺类型的弱碱性阴离子交换剂具有改进的硫酸根离子吸收能力，适用于选择性除去硫酸盐来自含水液体的离子，特别是氯化钠盐水和废水。

24. 发明授权

US5414020A Process for the preparation of anion exchange resins of the poly(meth)acrylamide type 失效
标题翻译：制备聚（甲基）丙烯酰胺型阴离子交换树脂的方法
公开(公告)号：US5414020A
公开(公告)日：1995-05-09
申请号：US160453
申请日：1993-12-01
申请人： Harold Heller , Friedrich Werner , Alfred Mitschker , Axel Ingendoh
发明人： Harold Heller , Friedrich Werner , Alfred Mitschker , Axel Ingendoh
IPC分类号： B01J41/14 , C08F8/00 , C08F8/32 , B01J41/08 , B01J41/12
CPC分类号： B01J41/14 , C08F8/32
摘要： According to the process according to the invention for the preparation of anion exchange resins of the poly(meth)acrylamide type by aminolysis of bead polymers of cross-linked poly(meth)acrylic acid esters with excess polyamine, subsequent separation of the anion exchange resins from the liquid phase containing the unreacted polyamine, washing the anion exchangers free of amine with water and recovering the polyamines from the washing waters, the liquid phase containing the unreacted polyamine and the polyamine-containing washing waters are immediately mixed with the bead polymer of cross-linked poly(meth)acrylic acid ester to be subjected to aminolysis, the amount of fresh polyamine necessary for the establishment of the desired polyamine excess is added to the mixture, the mixture thus obtained is distillatively dewatered until its water content has fallen to a value of
摘要翻译：根据本发明的制备聚（甲基）丙烯酰胺型阴离子交换树脂的方法，通过交联聚（甲基）丙烯酸酯与多余多胺的珠粒聚合物的分解，随后分离阴离子交换树脂从含有未反应的多胺的液相中，用水洗涤不含胺的阴离子交换剂并从洗涤水中回收多胺，将含有未反应的多胺和含多胺洗涤水的液相立即与交叉的珠聚合物连接的聚（甲基）丙烯酸酯进行氨解，将所需多胺过量所需的新鲜多胺的量加入混合物中，将得到的混合物进行蒸馏脱水，直到其含水量降至值为<7重量％，并且在该蒸馏脱水后残留的混合物在该溶液中进行氨解玛丽的样子

25. 发明授权

US5175193A Process for the preparation of weakly acid cation exchange resins 失效
标题翻译：弱酸阳离子交换树脂的制备方法
公开(公告)号：US5175193A
公开(公告)日：1992-12-29
申请号：US638465
申请日：1991-01-07
申请人： Harold Heller , Friedrich Werner , Alfred Mitschker , Herbert V. Diehl , Axel Schafer
发明人： Harold Heller , Friedrich Werner , Alfred Mitschker , Herbert V. Diehl , Axel Schafer
IPC分类号： B01J39/20 , C08F8/12
CPC分类号： B01J39/20 , C08F8/44 , C08F2800/20 , C08F2810/20
摘要： The invention relates to an environment-friendly process for the preparation of weakly acid cation exchange resins by hydrolysis of crosslinked acrylonitrile bead polymers with an alkaline hydrolizing agent at elevated temperature, according to which the bead polymer and alkaline hydrolizing agent are brought together at elevated temperature only.
摘要翻译：本发明涉及通过在高温下用碱性水解剂水解交联的丙烯腈珠聚合物来制备弱酸阳离子交换树脂的环境友好的方法，根据该方法，将珠粒聚合物和碱性水解剂在高温下只要。

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