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JPH0515723B2 |
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JPH0513161B2 |
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JPH0513163B2 |
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JPH0513164B2 |
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JPH0510351B2 |
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JPH0532599A |
PURPOSE: To efficiently separate and purify an amino acid useful as foods, feeds, medicines, etc., in high purity by bringing a metallic ion-coordinated fine resin having a specific average particle diameter with an aqueous solution of a...
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JPH0525560A |
PURPOSE: To remove Ni from waste liquids of various forms down to a residual content further lower than the reference value regulated by laws and ordinances by specifying operation and cation exchanger system at the time of recovering th...
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JPH056561B2 |
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JPH054006A |
PURPOSE: To provide a process for removing organic cations from polar fluids to a quite low level. CONSTITUTION: Cationic org. impurities such as quat. sulfonium ions, quat. ammonium compounds and phosphonium compounds are removed effect...
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JPH04345627A |
PURPOSE:To obtain a composite molecularly oriented film which can give an ion-selective electrode which can measure stably in high sensitivity chloride ions in a biological fluid by forming a film comprising a specified linear polymer an...
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JPH0472581B2 |
PURPOSE:To recover efficiently the residual liquid without diluting it by extrud ing the liquid to be adsorbed or the liquid to be eluted which remains in a column by means of air after an adsorption process or an elution process of comp...
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JPH0471084B2 |
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JPH0470948B2 |
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JPH0470947B2 |
PURPOSE:To enable stable treatment by performing heat treatment of an ion exchange resin in water and/or an organic solvent at >=60 deg.C and <=200 deg.C prior to the use of the ion exchange resin. CONSTITUTION:When using ion exchange re...
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JPH0470258B2 |
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JPH0469166B2 |
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JPH0468980B2 |
An anion exchange resin for separating boron isotopes which is a resin having an aminopolyol group as a functional group and has been treated with an alkali solution containing:A: an alkali metal hydroxide or ammonium hydroxide; andB: an...
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JPH0468981B2 |
PURPOSE:To obtain a high separation coefficient and high adsorption and desorption rates for boric acid, by using the titled anion exchange resin heated to a specified temperature in a specified medium in a free amine form. CONSTITUTION:...
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JPH0465015B2 |
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JPH0465016B2 |
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JPH0463014B2 |
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JPH0463015B2 |
A process for eluting indium from a chelate resin having a phosphorus atom-containing, chelate-forming group which contains adsorbed indium, which comprises contacting said resin firstly with a primary eluent containing an acid containin...
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JPH0460701B2 |
PURPOSE:To enable to efficiently concentrate a boron isotope, by using the titled anion exchange resin having a specified volume change ratio. CONSTITUTION:In an anion exchange resin used in concentrating a boron isotope by passing boric...
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JPH0460700B2 |
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JPH0459328B2 |
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JPH0454605B2 |
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JPH0446622B2 |
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JPH0445450B2 |
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JPH04202203A |
PURPOSE:To produce an ion exchange resin while controlling the amount of halogen gases generated by adding an inert liquid to the reaction system during hydrolysis after the reaction in introducing functional groups characteristic of an ...
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JPH04197435A |
PURPOSE: To obtain an adsorbent capable of efficiently removing aldehydes and usable repeatedly by bonding an amino compound having a primary or secondary amino group to an ion exchange resin having an acidic group by an ionic bond. CONS...
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JPH0442406B2 |
New macroporous alkylaminophosphonic chelating resins wnich exhibit excellent mechanical stability and strength and good chemical stability are characterized by having an apparent density of 0.35 to 0.425 g/ml, a granulometry smaller tha...
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JPH04180936A |
PURPOSE:To prepare the title particles having micropores with sufficient diameters and a sufficient compressive strength by saponifying and cross-linking spherical particles obtd. by evaporating a solvent for liq. droplets formed by susp...
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JPH04171050A |
PURPOSE: To obtain a resin selectively adsorbing trivalent iron ions by forming spaces of a giant reticulate structure type to a chelate resin having a phosphine group and/or a phosphone group. CONSTITUTION: Three-dimensional spaces of a...
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JPH0436741B2 |
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JPH04166236A |
PURPOSE: To obtain an adsorbent having high metal adsorptivity which can adsorb ions from liquid of rather low pH by substituting carboxymethyl groups for hydrogen of aimino groups in chitosan. CONSTITUTION: The chitosan is obtained by h...
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JPH0432761B2 |
PURPOSE:To separate efficiently an element of Group IIIB, by utilizing an acceptor agent and an eliminating agent, and chromatography with a chelate resin. CONSTITUTION:A solution of an acceptor agent, a substance having a lower adsorpti...
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JPH0429682B2 |
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JPH0428724B2 |
Described are chelate resins having a functional group of the formula: wherein R1 and R2 are each independently hydrogen, alkyl, aminoalkyl, phenil or a substituted group thereof and another functional group of the formula: wherein R3 is...
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JPH04118093A |
PURPOSE: To efficiently remove dissolved oxygen even without the coexistence of hydrogen or a hydrogen generating compd. by obtaining a free-oxygen absorber from a chelating resin having a specified chalating group and carrying an easily...
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JPH0419904B2 |
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JPH0416531B2 |
By the displacement chromatographic process comprising passing a solution containing a plurality of metallic elements to be separated through a column packed with activated chelating resin, passing an eluent through the column and collec...
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JPH0414126B2 |
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JPH0413034B2 |
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JPH044250B2 |
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JPH0422439A |
PURPOSE: To absorb and remove a metal ion by bringing a metal ion-containing org. compound into contact with a chelate resin having an aminocarboxylic acid group and/or an iminocarboxylic acid group. CONSTITUTION: As a chelate resin, a r...
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JPH044249B2 |
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JPH0380079B2 |
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JPH0380057B2 |
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JPH03245100A |
PURPOSE: To separate effectively multi-valence metals from a solution liquid by touching an ion exchanger which contains at least one phosphorus atom in the ion exchanging radical, to a solution liquid which contains metallic ions. CONST...
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JPH03244374A |
PURPOSE: To effectively reduce the subject miscellaneous tastes and odors without substantially reducing red color peculiar to 'BENIKOJISEISYU' by treating 'BENIKOJISEISYU' with a specified ion-exchange resin. CONSTITUTION: A commercial ...
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