The ion exchange resin can be a mixture of an anion exchange resin and a cation exchange resin.
A first cation exchange resin and a second cation exchange resin having a lesser molecular weight exclusion limit than that of the first cation exchange resin may be used for the cation exchange resin.
A water treatment apparatus that includes a cation exchange chamber containing a cation exchange resin and an anion exchange chamber containing an anion exchange resin.
The cation exchange resin is preferably a hydrogen ion type strongly acidic cation exchange resin having a sulfonic acid group.
The separation is effected with a cation exchange resin.
The cation-exchange resin may a weak-acid ion exchange resin.
The ion-exchange system also contains a cation-exchange resin.
Step (b): a step for bringing a solution comprising the polymer compound obtained in step (a) into contact with a mixed resin of an anion-exchange resin and a cation-exchange resin.
The first component (10a^_) may include dextran-coated (10a^_2) activated charcoal particles (10a^_1), and the second component may include an anion-exchange resin and a cation-exchange resin.
This material may be a precipitate which is separated off by filtration, for instance, or a cation-exchange resin can be used.
As the ionic solid, an ion-exchange resin such as a styrene cation ion-exchange resin or a polyperfluoroalkyl sulfonic acid resin is preferable.
The second fluid flow pathway contains a second cation exchange resin, wherein greater than 90% of exchange sites of the second cation exchange resin are populated with sodium ions.
The solid polymeric support is a strong acid cation exchange resin.
The first fluid flow pathway contains a first cation exchange resin, wherein greater than 90% of exchange sites of the first cation exchange resin are populated with hydrogen ions.
The dehydrating material includes a cation exchange resin with a spherical shape.
The invention relates to a method for disposing of metal cations by binding them to a cationic exchange resin.
The present invention relates to a coated detergent tablet, the coating comprising a cation exchange resin.
The metal cations whose metal has the smallest possible valency is bound to the cationic exchange resin.
In the present invention, a solid catalyst such as a strong acidic cation exchange resin, a strong basic anion exchange resin or zeolite is used.
The ion exchange membrane (23) is the mixture of an anion exchange resin with a cation exchange resin, and its mixing ratio on the upstream side is different from that on the downstream side.
The step of washing the cation exchange resin comprises the change of flow direction.
In the process, it is preferred to use a strongly acidic cation exchange resin as the particulate carrier.
At least half of cation exchange resin is placed in the side reactor (5-7).
The process involves coagulating solids in the condensate, filtering the condensate, and then purifying the condensate with a cation exchange resin and an anion exchange resin.
The invention relates to a method for purifying impure lithium bicarbonate by means of a cation exchange resin.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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