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公开(公告)号:US09079177B2
公开(公告)日:2015-07-14
申请号:US13512033
申请日:2010-12-02
摘要: The present invention relates to chelating resins containing methyleneaminoethylsulfonic acid groups, a process for producing them and also their use for removing heavy metals or metals of value from aqueous solutions having a pH of
摘要翻译: 本发明涉及含有亚甲基氨基乙基磺酸基团的螯合树脂,其制备方法,以及它们用于从pH值<4的水溶液中除去重金属或金属的用途,优选来自电子工业中的工艺用水, 电镀行业或采矿业。
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32.
公开(公告)号:US08399528B2
公开(公告)日:2013-03-19
申请号:US12890772
申请日:2010-09-27
CPC分类号: B01J45/00 , C08F8/30 , C08F212/08 , C08F212/12 , C08F212/36 , C08F2/18
摘要: The present invention relates to a method for improved removal of cations, preferably alkaline earth metals, in particular calcium and barium, from aqueous solutions using chelating resins having acetic acid and/or iminodiacetic acid groups having high dynamic absorption capacity for cations at a low residual content of the cations and high regeneration efficiency, to the chelating exchangers themselves, and also to uses thereof.
摘要翻译: 本发明涉及使用具有低残留量阳离子的具有高动态吸收能力的乙酸和/或亚氨基二乙酸基团的螯合树脂从水溶液中除去阳离子,优选碱土金属,特别是钙和钡的方法。 阳离子的含量高,再生效率高,对螯合交换体本身也是有用的。
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33.
公开(公告)号:US20110132844A1
公开(公告)日:2011-06-09
申请号:US12890772
申请日:2010-09-27
CPC分类号: B01J45/00 , C08F8/30 , C08F212/08 , C08F212/12 , C08F212/36 , C08F2/18
摘要: The present invention relates to a method for improved removal of cations, preferably alkaline earth metals, in particular calcium and barium, from aqueous solutions using chelating resins having acetic acid and/or iminodiacetic acid groups having high dynamic absorption capacity for cations at a low residual content of the cations and high regeneration efficiency, to the chelating exchangers themselves, and also to uses thereof.
摘要翻译: 本发明涉及使用具有低残留量阳离子的具有高动态吸收能力的乙酸和/或亚氨基二乙酸基团的螯合树脂从水溶液中除去阳离子,优选碱土金属,特别是钙和钡的方法。 阳离子的含量高,再生效率高,对螯合交换体本身也是有用的。
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34.
公开(公告)号:US20110089116A1
公开(公告)日:2011-04-21
申请号:US12890794
申请日:2010-09-27
CPC分类号: B01J45/00 , C02F2001/425 , C02F2101/20 , C08F8/30 , C08F8/40 , C08F212/08 , C08F212/12 , C08F212/36 , C25B1/46 , C25B15/08
摘要: The present invention relates to a method for improved removal of cations, preferably alkaline earth metals, in particular calcium and barium, from aqueous solutions using chelating resins having aminomethylphosphonic acid groups and iminodimethylphosphonic acid groups having high dynamic absorption capacity for cations at a low residual content of the cations and high regeneration efficiency, and a markedly lengthened loading duration of the chelating resin, to the chelating exchangers themselves, and also to uses thereof.
摘要翻译: 本发明涉及一种使用具有氨基甲基膦酸基团的螯合树脂和具有低动态吸收能力的亚氨基二甲基膦酸基团从低水平溶液中除去阳离子,优选碱土金属,特别是钙和钡的方法, 的阳离子和高再生效率,并且螯合树脂的负载持续时间显着延长到螯合交换剂本身,以及其用途。
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公开(公告)号:US20110086935A1
公开(公告)日:2011-04-14
申请号:US12919851
申请日:2009-02-27
IPC分类号: C08F8/32
CPC分类号: C08F8/30 , B01J45/00 , C01G3/003 , C02F1/285 , C02F2101/20 , C02F2101/203 , C08F8/02 , C08F8/44 , C22B3/42 , C22B15/0089 , Y02P10/234 , Y02P10/236 , C08F212/08
摘要: The present application relates to novel monodisperse, gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) as functional group, where R1 is an optionally substituted radical from the group consisting of picolyl, methylquinoline and methylpiperidine, R2 is a radical —(CH2)q—COOR3, R3 is a radical from the group consisting of H, Na and K, m is an integer from 1 to 4, n and p are each, independently of one another, a number in the range from 0.1 to 1.9 and the sum of n and p is 2, q is an integer from 1 to 5 and M is the polymer matrix, a process for preparing them and their uses, in particular the use in hydrometallurgy and electroplating.
摘要翻译: 本申请涉及基于至少一种单乙烯基芳族化合物和至少一种聚乙烯基芳族化合物和/或(甲基)丙烯酸化合物并且在通式结构中含有叔氮原子的新型单分散,凝胶型或大孔吡甲基胺树脂 (I)作为官能团,其中R 1是由吡啶甲基,甲基喹啉和甲基哌啶组成的组中的任选取代的基团,R 2是 - (CH 2)q -COOR 3基团,R 3是由H,Na和 K,m为1〜4的整数,n和p各自独立地为0.1〜1.9的数,n与p的和为2,q为1〜5的整数, M是聚合物基质,其制备方法及其用途,特别是在湿法冶金和电镀中的应用。
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公开(公告)号:US20110056887A1
公开(公告)日:2011-03-10
申请号:US12555261
申请日:2009-09-08
申请人: Stefan Neumann , Reinhold Klipper , Jens Stoll , Silivia Breuer , Sieglinde Trokowski , Brigitte Chudzik-Raeth , Wei-Hsin Chou , Phil Fatula , Tony Decola
发明人: Stefan Neumann , Reinhold Klipper , Jens Stoll , Silivia Breuer , Sieglinde Trokowski , Brigitte Chudzik-Raeth , Wei-Hsin Chou , Phil Fatula , Tony Decola
IPC分类号: C02F1/42 , C02F103/06 , C02F103/02 , C02F103/10 , C02F101/10
CPC分类号: C02F1/42 , B01J41/05 , B01J41/07 , B01J47/016 , C02F1/281 , C02F2001/422 , C02F2101/103 , C02F2101/106 , C02F2101/20 , C02F2101/22 , C02F2103/007 , C02F2103/06 , C02F2103/10 , C02F2303/16 , C08F8/30 , C08F212/08
摘要: The present invention relates to a process for removing oxo anions from water and aqueous solutions having a high proportion of silicate by means of a filter arrangement comprising at least one anion exchanger and at least one oxo anion-specific adsorber, and to a filter arrangement to be used for this purpose.
摘要翻译: 本发明涉及一种通过包含至少一个阴离子交换剂和至少一个含氧阴离子特异性吸附剂的过滤装置从具有高比例硅酸盐的水和水溶液中除去氧代阴离子的方法,以及过滤器装置 用于此目的
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公开(公告)号:US20090030243A1
公开(公告)日:2009-01-29
申请号:US12027355
申请日:2008-02-07
CPC分类号: C07C29/76 , B01D15/365 , B01J47/04 , C07C31/225 , C07C67/03 , C10L1/026 , C11C3/003 , C11C3/10 , Y02E50/13 , C07C69/24 , C07C69/52
摘要: The subject of the present invention is a method for refining of polyols, preferably glycerol, by means of monodispersed ion exchangers in a purification unit of ion exclusion process and a mixed bed.
摘要翻译: 本发明的主题是通过在离子排除工艺和混合床的净化单元中的单分散离子交换剂来精制多元醇,优选甘油的方法。
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公开(公告)号:US20080087604A1
公开(公告)日:2008-04-17
申请号:US11899125
申请日:2007-09-04
CPC分类号: B01J41/14 , B01J31/08 , C02F1/42 , C02F2001/422 , C02F2103/023
摘要: The present invention relates to heat-stable anion exchangers based on at least one aromatic monomer and at least one crosslinker having structural elements of the general formula (I) where Ak, Ak′, Ak″ are in each case independently of one another identically or differently a C1-C18-alkyl radical, n is an even number between 5 and 18, x+y=2 and X is Cl, Br, OH, HCO3, HSO4, ½ (SO4), ½ CO3, NO3, F, H2PO4, ½ HPO4, ⅓ PO4 with the result that these anion exchangers, preferably in the OH form, withstand a working temperature of at least 60° C., preferably of at least 80° C., over a relatively long time, a process for production thereof and also use thereof.
摘要翻译: 本发明涉及基于至少一种芳族单体和至少一种具有通式(I)的结构元件的交联剂的热稳定阴离子交换剂,其中Ak,Ak',Ak“在每种情况下彼此独立地彼此独立地 或者不同的是C 1 -C 18 - 烷基,n是5至18之间的偶数,x + y = 2,X是Cl,Br,OH, HCO 3,HSO 4,½(SO 4 S),1/3 CO 3,NO 3, / SUB,F,H 2 PO 4,1/2 HPO 4,1/3 PO 4,和 结果是这些阴离子交换剂优选为OH形式,在相当长的时间内经受至少60℃,优选至少80℃的工作温度,其制备方法及其用途。
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公开(公告)号:US07238762B2
公开(公告)日:2007-07-03
申请号:US11509984
申请日:2006-08-25
申请人: Wolfgang Podszun , Olaf Halle , Reinhold Klipper , Rudolf Wagner , Pierre Vanhoorne , Wolfgang Zarges
发明人: Wolfgang Podszun , Olaf Halle , Reinhold Klipper , Rudolf Wagner , Pierre Vanhoorne , Wolfgang Zarges
CPC分类号: C08J5/20 , B01J39/07 , B01J39/20 , C08F8/44 , C08F212/36 , C08F220/06 , C08F220/14 , C08F2810/20 , C08F8/12
摘要: The present invention relates to a process for producing weakly acidic cation exchangers of the polymethacrylic acid type by alkaline saponification of a crosslinked copolymer of alkyl methacrylate and methacrylic acid.
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公开(公告)号:US20060186052A1
公开(公告)日:2006-08-24
申请号:US10571434
申请日:2004-06-09
申请人: Rudiger Seidel , Andreas Schlegel , Reinhold Klipper , Wolfgang Podszun , Hans Soest , Wolfgang Wambach
发明人: Rudiger Seidel , Andreas Schlegel , Reinhold Klipper , Wolfgang Podszun , Hans Soest , Wolfgang Wambach
IPC分类号: C02F1/42
CPC分类号: C02F1/288 , B01J39/17 , B01J45/00 , B01J47/024 , C02F1/281 , C02F1/42 , C02F1/683 , C02F2101/103 , C02F2101/20
摘要: The present invention relates to devices through which a liquid to be treated can flow, preferably filtration units which are used packed with iron-doped ion exchangers for removing heavy metals from aqueous media, and also to methods for production thereof and use thereof.
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