Ion-Exchange Column/Bed Processes TRIZ Cases

High silver loading in ion exchange resins removes iodides from carbonylation effluents while minimizing silver leaching and corrosion metal displacement.

A modular ion-exchange resin unit uses a pressing plate to discharge fluid from the resin bed.

Integrating ion exchange treatment and disposal in one vessel eliminates separate handling steps, reducing contamination risk.

Bubbling cation and anion resins prevents layer separation, enabling high-purity hydrogen peroxide purification without explosion risks from gas generation.

A segmented cartridge design integrates organic, inorganic, and biological media within a single cavity to purify water-based fluids.

Segmented resin beds remove both contaminants while salt regeneration selectively strips nitrates to extend operational lifetime.

An annular gap between the divider and housing receives friction weld flash, converting harmful material into a radial seal that prevents media leakage.

A deionization system combining granular mixed bed resin with fibrous ion exchange material to enhance purification kinetics.

Ammonium hydroxide treatment reduces sodium content in vinyl polymer resin beads to 500 ppb or less for high-purity applications.

A fuel cell ion exchanger uses a communicating pipe with a linear first flow path to branch coolant into a resin-filled second path.

Two-step ammonium extraction and ion exchange separation recover rhodium catalysts from HNBR, reducing impurities below 50 ppm.

A depth filter uses dried gel powder with ion exchange and chelating resins to remove metal ions below ppb levels.

Mixing a cation exchange resin with anion exchange resins limits nitrosamine levels below 15 ng/L without requiring pre-washing steps.

Converting anion exchange resin to bicarbonate form prevents freeze-thaw breakdown and pressure drops in vehicle fuel cell systems.

Gamma irradiation breaks down organic contaminants in ion exchange resin matrices to release trapped impurities into a pre-treatment solution.

Segmented columns with hydraulic transport minimize chemical consumption and process stream dilution while maintaining high ion exchange efficiency.

Alternating ion exchange bead layers replace membranes in electrodeionization stacks, lowering device cost.

A resin transfer passage with upper and lower openings enables hydraulic recharging of deionization vessels.

An anion-exchange resin adsorbs perfluorinated alkanoic acids from aqueous solutions via ion exchange.

Segmenting cationic and iminodiacetic resins eliminates neutralization and solid-liquid separation, reducing operational costs.

Porous polymer fabric bags filled with cation exchange resin remove calcium ions from pool water to prevent scale buildup on equipment.

Vaporizes crude hydrogen peroxide solution and recycles separated liquid phase after adjusting concentration to reduce organic impurities.