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JP7192519B2 |
To provide an ultrapure boron removal type ultrapure water production apparatus that can be used for blank water for ultrapure water analysis.An ultrapure boron removal type ultrapure water production apparatus 1 includes in an ultrapure...
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JP2022179095A |
To provide a method of producing hypochlorous acid water, capable of not so sensitively, flexibly, and practically instantaneously adjusting pH of hypochlorous acid water to be generated, and more surely preventing generation of chlorine...
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JP2022170044A |
To provide a material for producing a nonaqueous solvent containing a metal ion and a method for producing the nonaqueous solvent containing a metal ion, in which the nonaqueous solvent containing a metal ion having reduced water content...
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JP2022547064A |
The present disclosure relates to methods and systems for purifying solvents. Purified solvents can be used to clean semiconductor substrates in multi-step semiconductor manufacturing processes.
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JP2022545155A |
(i) a hydrophilic organic solvent, (ii) a hydrolyzable organic solvent, or (iii) a mixture of a hydrophilic organic solvent and a hydrolyzable organic solvent, from a hydrophilic organic solvent, from a hydrolyzable organic solvent, or f...
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JP2022162479A |
To provide an ion exchange apparatus integrated with a filtration membrane which integrates an ion exchange apparatus and a membrane filtration apparatus capable of saving space and is easy to handle.An ion exchange apparatus integrated ...
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JP7157142B2 |
Provided are: an anion exchange resin that has less of an odor and is suitable for use in ultrapure-water production systems and the like; and a water treatment method that uses the anion exchange resin. An anion exchange resin that has ...
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JP7155696B2 |
To provide a method for always keeping lithium concentration after elution constant in an elution method of lithium adsorbed to an ion exchange resin from a manufacturing process wastewater including lithium of a positive electrode mater...
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JP7153471B2 |
To provide a filter capable of efficiently removing metal ions in a treatment liquid, and capable of easily obtaining a solution having an extremely low metal ion content. A depth filter includes a porous molded article. The porous molde...
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JP2022157042A |
To provide a refining method of a non-aqueous solvent using an ion exchange resin where a water content is easily and economically reduced without needing various kinds of non-aqueous solvents for pretreatment.A refining method of a non-...
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JP7153018B2 |
Disclosed are polyimide blends and methods of making and using same. The disclosed polyimide blends are prepared by first blending an ionic polymer and a poly(amic acid) to form a poly(amic acid) precursor, followed by cyclization. This ...
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JP2022145529A |
To provide a cation exchange membrane capable of reducing a surface damage during membrane exchange while keeping a low electrolysis voltage, and an electrolysis tank.A caution exchange membrane comprises a layer (A) including a fluorine...
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JP7146568B2 |
To provide a method and apparatus for purifying an organic solvent, in which, when purifying an organic solvent that is miscible with water using an ion exchange resin, the ion exchange resin can be exchanged at an appropriate timing by ...
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JP7142753B1 |
An object of the present disclosure is to provide a method for recovering rhodium from a rhodium-containing plating solution at a high recovery rate. A method for recovering rhodium from a rhodium-containing plating solution, comprising ...
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JP2022540478A |
The present disclosure provides empty and complete viral capsids within viral preparations such as viral pharmaceutical compositions or pharmaceutical products.(for example,AAVCapsid)provides a method for the separation and quantificatio...
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JP2022540106A |
Co from body fluids2+, Pb2+, Cd2+and Cr3+A method of removing toxins is disclosed. The method includes contacting a bodily fluid with an ion exchange composition to remove metal toxins in the bodily fluid, including blood and gastrointes...
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JP7134099B2 |
A continuous process for preparing a zeolitic material comprising (i) preparing a mixture comprising a source of YO2, optionally a source of X2O3, and a liquid solvent system; (ii) continuously feeding the mixture prepared in (i) into a ...
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JP7132932B2 |
The present invention relates to a method for producing purified water comprising a step (a) of passing water through a first mixed bed ion exchanger comprising beads having a diameter between 0.5 and 0.7 mm and a step (b) of passing wat...
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JP2022129612A |
To provide an apparatus for softening water capable of suppressing reduction in softening ability after regeneration processing of a weakly basic anion-exchange resin.An apparatus for softening water comprises: a softening tank for softe...
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JP2022129749A |
To provide a regenerating method of a water-softening apparatus where a regenerating process time is short even if a consumption amount of a chelate agent is small.A regenerating method of a water-softening apparatus 10 uses a water-soft...
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JP2022128046A |
To provide a cation exchange resin that causes a very small amount of sodium elution when boiler water is desalted in a basic atmosphere, and a desalting method with a very small amount of sodium elution.A cation exchange resin is used i...
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JP2022127671A |
To provide a water softening apparatus capable of performing regeneration treatment of a water softening tank with a weakly acidic cation exchange resin without causing supply restrictions of softened water to users.A water softening app...
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JP7124508B2 |
To effectively use adsorption volume of an ion exchange resin and suppress loss of lithium in a method for adsorbing lithium from a manufacturing process wastewater of a positive electrode material for lithium secondary battery to the io...
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JP7124820B2 |
The present invention provides a method for removing a divalent metal cation from a macromolecular compound having an anionic functional group and containing the divalent metal cation, including (1) suspending a macromolecular compound h...
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JP7123463B1 |
[Task] Provided is a method for purifying an anionic surfactant that efficiently reduces metal ions without causing precipitation during treatment. [Solution] characterized by comprising a contacting step 1 of contacting an ion exchange ...
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JP2022122861A |
To provide an ion-exchange membrane that may have improved dimensional stability or shape stability during membrane curing at elevated temperature.An ion-exchange membrane includes a supporting substrate impregnated with an ion-exchange ...
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JP2022117734A |
To provide an apparatus for automatically filling a non-regeneration type ion exchanger with an ion exchange resin which can efficiently fill a tower of an ion exchange resin with an ion exchange resin.An apparatus 1 for automatically fi...
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JP2022535868A |
Cation exchange membranes and materials, including silica-based ceramics, and related methods are provided. In one aspect, a cation exchange membrane is described that includes a silica-based ceramic that forms a coating on and/or within...
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JP2022116415A |
To provide a water softening apparatus capable of reliably removing precipitates separated in a separation part in a cleaning process for separating precipitates generated in an electrolysis tank.A water softening apparatus 1 has a water...
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JP7115123B2 |
To purify lithium by recovering high purity lithium carbonate from process wastewater of a secondary battery positive electrode material containing a lithium ion.There is provided a purification method of lithium for purifying lithium fr...
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JP7108622B2 |
The present invention relates to a method for producing purified water comprising a step (a) of passing water through a mixed bed ion exchanger comprising beads having a diameter between 0.2 and 0.7 mm and a step (b) of passing water thr...
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JP7105692B2 |
The invention relates to new compositions of polyorganic functional groups modified silica. The compositions contain a wide range of different functional groups such as mercapto, sulfide, thiourea, amines and amides in the same compositi...
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JP7102743B2 |
To provide a method for recovering lithium in which calcium is efficiently and simply separated from wastewater in a manufacturing step of containing lithium and calcium.Disclosed is a lithium recovery method in which lithium is recovere...
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JP7094674B2 |
To provide a method and device for treating organic wastewater, which can effectively utilize the wastewater discharged from a nearby treatment facility and can improve the treatment efficiency.This method is a method of treating organic...
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JP2022095010A |
To provide a water softening device that can suppress a deterioration of a water softening performance caused by pH of water flowing through a water softening tank during a water softening treatment.A water softening device 1 includes a ...
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JP7085415B2 |
To provide a cartridge for a water purifier, capable of decreasing formaldehyde dissolving out of a strong acid cation exchange resin, and a water purifier for softening water employing the same.The cartridge for a water purifier compris...
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JP7083633B2 |
To provide a method for purifying a non-aqueous liquid substance capable of reducing a non-aqueous liquid substance mass used for an initial blow.A method for purifying a non-aqueous liquid substance includes: an ion exchange resin filli...
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JP2022086033A |
To provide a water softening apparatus capable of suppressing a decline in water softening performance caused by hardness components released from a water softening tank during a regeneration process of the water softening tank.A water s...
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JP7082430B2 |
The inventive subject matter disclosed herein includes multiple novel filter media made of activated rice husks, as well as filtration systems and methods for removing contaminants from an aqueous solution, such as wastewater produced as...
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JP2022528188A |
The present invention relates to a method of modifying a polymeric carrier material for use as a stationary phase in an analytical or preparative separation method, wherein the method is at least partially from an aromatic hydrocarbon co...
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JP7081974B2 |
To provide a liquid purification cartridge for removing impurities such as metals in water, an aqueous solution or an organic solvent used for a semiconductor production process excellent in removal performance of both of impurities such...
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JP7080680B2 |
To provide a conductivity measuring structure capable of accurately grasping the internal state of an ion exchange tower for a long time, a pure water production apparatus and a pure water production method using the same.A conductivity ...
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JP7080617B2 |
To provide an ion exchange apparatus capable of predicting the exchange time of an ion exchange resin in an in-line state, without removing the ion exchange resin actually used in the ion exchange apparatus from this apparatus.There is p...
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JP2022072527A |
To provide a water softening apparatus capable of suppressing a deterioration of a softening tank caused by electrolysis of chloride ion that occurs during the regeneration process.A water softening apparatus 1 includes a water softening...
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JP7067450B2 |
To provide a method of producing hydroxamic acid resin that can inexpensively and safely produce hydroxamic acid resin by one-step reaction and to provide a method of purifying zirconium.A method of producing hydroxamic acid resin includ...
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JP2022070585A |
To provide a method for purifying an organic solvent that can suitably remove metal impurities and moisture in an organic solvent.A method for purifying an organic solvent includes an ion exchange step for bringing an organic solvent of ...
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JP7053167B2 |
The present invention is provided with: a resin structure (2) having a net-like compartment wall (4) that form numerous movable regions (3); and at least one adsorbent material (1) encapsulated in the movable regions (3) of the resin str...
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JP7042692B2 |
This method for treating a treatment liquid comprises a removal step for removing impurities from a filtrate h to obtain a boron solution k, by circulating, through an anion exchange resin 11, the filtrate h as a treatment liquid contain...
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JP2022036933A |
To provide a method for producing highly pure lithium carbonate using alternative brine sources such as geothermal, oilfield and relict hydrothermal brines, which have been difficult to exploit conventionally.The method includes reacting...
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JP7031263B2 |
To provide a method for more easily recovering lithium from a manufacturing process wastewater of a positive electrode material for lithium secondary battery containing lithium and aluminum, and reducing recovery cost.There is provided a...
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