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Matches 1 - 50 out of 2,018

Document Document Title
WO/2018/116274A1
The invention is directed to a body comprising oxides of lanthanides, in particular holmium oxide (Ho2O3), which are supported on a sulphur containing carbon based particle and to a process for producing said body.  
WO/2018/096700A1
Provided is a system for producing ultrapure water, said system being provided with a pre-treatment system, a primary purification system, and a secondary purification system in the stated order, wherein: the primary/secondary pure water...  
WO/2018/043462A1
The present invention relates to an ion exchange fiber which is provided with a core fiber and an ion exchange layer that is arranged around the core fiber and contains a crosslinked polymer compound having an ion exchange group, and whi...  
WO/2018/015693A1
A temperature-regenerated hydrophobic liquid composition comprising an extracting molecule of a non-alkaline cationic species, a solvating molecule of a complimentary anionic species and a fluidizing agent, wherein said composition is ch...  
WO/2017/182650A1
The invention relates to a water processing device for removing micro-pollutants, in particular medicaments, from water. Said device comprises a housing (48a – 48d) and at least one absorption unit (18a – 18d) which is arranged in th...  
WO/2017/126355A1
To develop: an iminodiacetic acid type chelate resin which is able to be easily and efficiently produced and is capable of efficiently adsorbing and separating metal ions; and a method for producing this iminodiacetic acid type chelate r...  
WO/2017/094308A1
Provided is a sulfurizing agent removal method that effectively removes dilute sulfurizing agents such as hydrogen sulfide from large volume solutions more efficiently than in the past. This sulfurizing agent removal method is a method f...  
WO/2017/085312A1
The invention relates to an organic material which includes a solid polymer substrate onto which molecules having the following general formula (I) are grafted: Formula (I) in which: m = 0, 1 or 2; R1 and R2 = a saturated or unsaturated,...  
WO/2017/046625A1
The present invention relates to a method of preparing a solid-phase bound multimeric chelator where the chelator is coupled via one carboxylic group. The chelator consists of aminopolycarboxylic acid, connected to other aminocarboxylic ...  
WO/2017/013110A1
The present invention relates to aluminum-doped, iminoacetic acid group-containing chelate resins, to a method for producing aluminum-doped, iminoacetic acid group-containing chelate resins, and to a device which contains at least one al...  
WO/2017/002871A1
The purpose of the present invention is, in a reaction method in which a liquid that includes a reaction target is reacted by contact with a granular porous body, to reveal the relationship between contact time and optimal granule sizes,...  
WO/2016/143876A1
Provided is a substance separation membrane (in particular, gas separation membrane) obtained using a ligand compound capable of producing the MOP. Also provided is a single-hole or multi-hole coordination polymer which comprises metal i...  
WO/2016/102491A1
The invention relates to a method for producing amino methylated bead polymerizates using condensed formaldehydes and carboxylic acid anhydrides.  
WO/2016/102487A1
The invention relates to a method for producing amino methylated bead polymerizates from N-carboxylic acid methylphthalimide esters, said polymers being used as anion exchangers or can be transformed further into chelate resins.  
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...  
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.  
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...  
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...  
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...  
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...  
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...  
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...  
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,...  
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...  
WO/2014/108681A8
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...  
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...  
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...  
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...  
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, ...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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.  
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...  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 2,018