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WO/2016/037181A1 |
The present invention relates to metal complexes and methods of synthesizing the metal complexes. The invention is further directed to pharmaceutical and/or dietary supplement composition comprising compounds synthesized as described her...
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WO/2016/036320A1 |
The invention relates to a method for removing cesium from a waste material. In particular, the removal of cesium from the waste material is achieved by the use of herein disclosed macrocyclic aromatic pentamers.
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WO/2016/026804A1 |
The invention relates to sulfonated aminomethylated chelate resins, to a method for producing same, to the use thereof for obtaining and purifying metals, in particular rare earth metals, from aqueous solutions and organic liquids, and f...
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WO/2015/199224A1 |
Provided is a system for efficiently recovering trace metal from a large amount of a raw material, such as when trace metal is recovered from nickel oxide ore. This ion exchange resin has, on a carrier, an amide derivative represented by...
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WO/2015/166415A1 |
The present solution relates to magnetic probes/nanoprobes (NP) for the selective enrichment of proteins. Namely, the solution relates to magnetic nanoparticles, which surface is chemically modified with metal ion chelation groups. The u...
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WO/2015/129559A1 |
Provided are a metal adsorbent having a nonwoven fabric form, for use in adsorption and recovery of metals in solution, wherein the metal adsorbent having a nonwoven fabric form is produced by passing through: a) a step for preparing a p...
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WO/2015/118002A1 |
The present invention relates to aluminum-doped, iminodiacetic acid group-containing chelate resins, to a method for producing aluminum-doped, iminodiacetic acid group-containing chelate resins, and to a device which contains at least on...
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WO/2015/018931A1 |
The invention relates to a method for producing monodisperse, amido-methylated vinyl-aromatic bead polymers, ion exchangers produced from said monodisperse, amido-methylated vinyl-aromatic bead polymers produced by alkaline hydrolysis, t...
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WO/2014/127860A1 |
The invention relates to an organic-inorganic hybrid material which comprises an inorganic solid substrate onto which are grafted organic molecules of general formula (I) hereinafter in which: x, y and z = 0 or 1, with at least one of x,...
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WO/2014/121911A1 |
Disclosed is a method for purifying effluents, which contain catalyser residues, from installations for producing carbocyclically aromatic mono- or polycarboxylic acids or heterocyclically aromatic mono- or polycarboxylic acids by oxidat...
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WO/2014/108941A1 |
This water treatment method includes a first step of adding a calcium-containing inorganic substance that is insoluble in water to waste water in a reaction tank to convert fluoride ions included in the waste water to calcium fluoride, a...
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WO/2014/108681A1 |
There is described a method for heavymetal capture, which method comprises the step of bringing the heavy metal into contact with a chemically functionalized surface prepared by a plasma process, the surface being provided with organic f...
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WO/2014/089614A1 |
The present invention relates to a process, method and plant for recovering scandium and ions containing scandium using an ion exchange resin from a feed stream. The feed stream may be, but is by no means limited to, a leach liquor or le...
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WO/2014/086788A1 |
The invention relates to an ion exchange resin having chelating properties that is obtained by polycondensation in a base medium: - of at least a first chelating phenol monomer that has the following general formula (I): in which m = 0, ...
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WO/2014/031382A1 |
A method of eluting metal ions from a bed of metal-loaded chelating resin wherein the resin includes a crosslinked styrene-divinylbenzene copolymer matrix with pendent methyleneaminopyridine or phosphonic acid groups and the method inclu...
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WO/2014/021734A1 |
The invention relates to the field of ion exchange with the formation of a complex or chelate using complex-forming polymers and can be used in the nonferrous metallurgy and hydrometallurgy of indium, for extracting indium from waste ...
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WO/2013/168035A1 |
This invention discloses a process for improving the loading capacity of a molecular recognition ("MR") resin, the process including subjecting the MR resin to ultrasound treatment. This invention also discloses a method for synthesising...
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WO/2013/131762A1 |
The present invention relates to a method for treating a block copolymer solution, wherein the method comprises: providing a solution comprising a block copolymer in a non aqueous solvent; and, treating the solution to remove metals usin...
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WO/2013/110419A1 |
In a delignification of pulp with hydrogen peroxide catalysed with molybdate, molybdate can be recovered by bringing the aqueous solution containing molybdate into contact with a carrier material that comprises a layered silicate ion-exc...
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WO/2013/103607A1 |
A method of sorbent dialysis is provided for enhanced removal of uremic toxins, such as toxic anions and/or organic solutes, from spent dialysate. More highly adsorbable zirconium polymeric complexes of these anions and/or organic solute...
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WO/2013/092249A1 |
The subject matter of the present invention is a method for producing novel ion-exchange resins on the basis of cross-linked bead polymers made of acrylic compounds with thiol groups as a functional group having a high absorption capacit...
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WO/2013/028048A1 |
The present invention is based on the micellisation principle of water and, thus, when the latter is provided in a gel state, the separation of water from heavier lumps is facilitated and, above all, the environment is not affected, sinc...
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WO/2013/007270A1 |
The present invention relates to a method for removal of metal ions from an aqueous solution, which comprises contacting the aqueous solution with a phosphazene-formaldehyde resin as well as an ion exchange resin comprising a phosphazene...
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WO/2013/000567A1 |
The present invention relates to a cross-linked thiazolidinone chitosan dibenzo crown ether, a method for its preparation as well as its use as adsorbent.
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WO/2012/147937A1 |
Provided are ion-exchange fibers comprising a polymer (A), wherein an ion-exchangeable substitution group is introduced to 100 parts by weight of an acrylic polymer obtained by polymerization of a monomer composition comprising 30 wt% or...
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WO/2012/113738A1 |
The present invention relates to a chelating agent precursor that contains glutamic acid N,N-diacetic acid (GLDA) and/or methylglycine N,N-diacetic acid (MGDA) wherein at least one of the carboxylic acid groups is presentas a carboxylic ...
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WO/2011/102479A1 |
In a process for producing an aromatic carboxylic acid, when a chelate resin having a pyridine ring, which is used in the step for absorbing and collecting a bromide ion and a heavy metal ion derived from a catalyst by means of an oxidat...
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WO/2011/102480A1 |
In a process for producing a terephthalic acid, when a chelate resin having a pyridine ring, which is used in the step for absorbing and collecting a bromide ion and a heavy metal ion derived from a catalyst by means of an oxidation reac...
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WO/2011/067340A1 |
The invention relates to chelate resins containing methylene aminoethyl sulfonic acid groups, to a method for the production thereof, and to the use thereof for removing heavy metals or valuable metals from aqueous solutions having a pH ...
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WO/2011/045912A1 |
Disclosed is a novel adsorbent having high boron adsorption capacity and having resistance against an alkali and an acid. Specifically disclosed is a boron adsorbent represented by general formula (1) (wherein R1 represents a hydrogen at...
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WO/2010/122954A1 |
A metal adsorbent which can adsorb a wide variety of metals, can conform to various uses, and adsorbs metals in large amounts. Metal adsorbents in various forms, which have the property of highly efficiently adsorbing metals, are produce...
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WO/2010/098257A1 |
Disclosed is a chelating resin which is obtained by introducing a compound having a polyethyleneimine skeleton into a polymer carrier that has a reactive functional group, and then carboxymethylating the resulting material using halogena...
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WO/2010/008055A1 |
A method for wastewater treatment is provided by which a heavy-metal compound derived from a process for producing an aromatic carboxylic acid can be efficiently recovered from a wastewater containing the heavy-metal compound. The metho...
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WO/2010/001728A1 |
Provided is a method for quickly separating radioactive copper from nickel containing radioactive copper and radioactive cobalt. The nickel that contains radioactive copper and radioactive cobalt is dissolved in an acidic solution and pa...
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WO/2009/109522A1 |
The present application relates to novel monodisperse, gel-form or macroporous picolylamine resins based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acryloyl compound which contai...
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WO/2009/109520A1 |
The present application relates to new gel-like or macroporous picolylamine resins based on at least one monovinyl aromatic compound and at least one polyvinyl aromatic compound and/or a (meth)acrylic compound containing tertiary nitrog...
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WO/2009/019012A2 |
The present invention refers to a method for binding a polycarboxylic acid to a solid phase. Further, the invention refers to a solid phase having a polycarboxylic acid immobilized thereto and methods of using the solid phase, e.g. for p...
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WO/2009/013149A2 |
The invention relates to a method for producing novel chelate resins based on cross-linked perl polymers arising from (meth)acrylic compounds having aminomethyl groups and/or aminomethyl nitrogen heterocyclic groups as functional groups ...
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WO/2009/013142A2 |
The present invention relates to novel chelate resins comprising quaternary nitrogen atoms as a functional group in structures of the general formula (I), wherein at least one of the radicals R1 to R3 stands for an optionally substituted...
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WO/2008/133322A1 |
A method for the treatment of tetraalkylammonium ion-containing development waste liquor by conducting successively the conversion step of bringing an acid into contact with a cation-exchange resin or a chelating resin to convert the res...
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WO/2008/117388A1 |
A radioactive fluorine anion concentrating device capable of concentrating 18F- ions speedily and efficiently. A flow cell (11) is composed of a metal plate electrode (21), an insulating sheet (23) and a carbon plate electrode (25) locat...
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WO/2007/137752A1 |
The present invention relates to a method for generating at least one polydentate metal chelating affinity ligand, which method comprises the steps of (a) providing at least one scaffold defined by the general formula (I): H2N-(X1)n-S-S-...
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WO/2007/087698A1 |
The present invention is directed to a hybrid process using ion ex- change resins in the selective recovery of nickel and cobalt of leaching effluents that is comprised of the steps of processing (1 ) the laterite ore (M), which is then ...
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WO/2007/054227A1 |
The novel, silver-containing macroporous chelating ion exchanger resins comprising a copolymer (I) which comprises (i) 86 to 96% by weight of units derived from aromatic monovinyl monomers, and (ii) 4 to 14% by weight of units derived fr...
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WO/2007/018138A1 |
Disclosed is a material for use in the transfer of a substance contained in a liquid, which can trap/remove a substance of interest contained in a drainage water, a waste water or a liquid at a limited area and can also remove a polymer ...
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WO/2006/120396A2 |
The present invention provides a derivatised carbon in which an amino acid or a derivative thereof is attached to the carbon. Derivatised carbon of the invention may be useful in the detection and removal of metal ions from liquid media.
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WO/2006/048746A2 |
The present invention relates to novel compositions such as cysteine adsorbed on solid support media and trimercaptotriazine bound to silica gel, which are useful for the removal of heavy metals such as palladium form organic phases. The...
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WO/2006/013864A1 |
A metal ion adsorptive sheet carrying a photoresponsive metal ion adsorbent material that ensures easy handling, excelling in the efficiency of contact between metal ions contained in an aqueous solution and the photoresponsive metal ion...
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WO/2005/123971A2 |
There is provided a process for removing metal from solution wherein a solution comprising a metal is contacted with a scavenger support, whereby the scavenger support binds to at least some of the metal in solution thereby decreasing th...
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WO/2005/120700A2 |
A polymer substrate functionalized with a functionality comprising at least one cyclic, metal ion coordinating ligand group which comprises at least 3 nitrogen donor atoms in the ring of the cyclic group, at least one of the nitrogen ato...
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