Organic Diaphragms TRIZ Cases

Modified PPO membranes use sulfonated side chains to improve ion transport while limiting redox crossover in non-aqueous flow batteries.

Removes aryl ether bonds from the ionomer backbone to improve alkaline membrane stability while maintaining high ion conductivity.

Aromatic ether backbones with quaternary ammonium side groups raise membrane conductivity while preserving separator strength and chemical stability.

Quaternary ammonium polymer structure boosts separator ion transport while preserving mechanical strength and chemical stability.

Continuous ionomer coating without interlayer drying prevents membrane blisters, limits swelling, and preserves flow battery integrity.

Differentiated surface and core layers improve catalyst adhesion, hydration, and ion transport while preserving membrane durability.

A porous base filled with polyarylene polymer boosts chemical durability and mechanical strength in fuel cell and electrolysis membranes.

Hydrophobic and hydrophilic resin units are combined to raise anion conductivity while preserving gas permeability and water uptake in electrode layers.

A bilayer HT-PEM membrane balances phosphoric acid uptake across two polymer layers to limit swelling, reduce leakage, and prevent catalyst flooding.

A two-stage polycondensation process cuts sulfonated polyarylenesulfone reaction time while supporting polymer isolation, solvent reuse, and proton-conductive membranes.

A mixed Brønsted acid-benzimidazole electrolyte dopes PBI membranes while limiting swelling and dissolution to preserve conductivity and strength.

Pre-sulfonated monomers and nitrobenzene-free polymerization improve sulfonation regularity, molecular weight control, and solvent recovery.

Immersing a coated ionized polymer solution in a non-solvent without drying forms a dense, transparent membrane while cutting time and energy use.

A branched poly(aryl piperidinium) ionomer removes aryl ether bonds to improve membrane stability, swelling control, and low-humidity conductivity.

A porous support impregnated with ionomer enables a thin multilayer electrolyte membrane with low resistance, dimensional stability, and low hydrogen permeability.

Crosslinking and amination of styrene-based TPE membranes improve strength, conductivity, and hydrogen crossover resistance in AEM devices.

UV-crosslinked AEMs use benzophenone-based polymer networks to retain conductivity and strength while reducing swelling under harsh alkaline heat.

All-hydrocarbon multiblock AEMs use hydrophilic and hydrophobic blocks to balance ionic conductivity, swelling control, and high-pH stability.

Sulfonated-to-phosphonated polymer conversion preserves proton conductivity above 100°C while avoiding brittle membrane failure.

A phosphazene polymer with hydrocarbon and nitrogen-containing substituents maintains anion conductivity while resisting alkaline decomposition.

By turning nanofibers into nanorods and dispersing them in ionomer, this case enables simpler roll-to-roll composite layers with uniform conductivity.

A conductive metal foam filled with hydrophobic porous resin prevents flooding while enabling through-plane current flow and lower cell resistance.

Amide-backbone anion-exchange membranes maintain hydroxide conductivity while resisting high-pH degradation in alkaline water electrolysis.

A cavity-filled reusable electrode boosts electrochemical reactivity and durability for treating complex wastewater at lower cost.

Porous polymer membranes with non-porous coatings and impregnation cut gas crossover and ionic resistance in water electrolysis.

TiO2 coating and ion-conducting polymer impregnation densify a ceramic membrane to cut gas crossover while preserving conductivity.

High-capacity fluorinated polymer pellets support ion-exchange membrane extrusion by suppressing aggregation and electrolysis-voltage deviation.

A SEBS–polyphenylene oxide network limits swelling while supporting hydroxide transport and thermal stability in water electrolysis.

This case uses a die temperature below 200°C to limit pellet aggregation and pressure variation during membrane film formation.

A fluoropolymer membrane with a silicon and platinum layer mitigates hydrogen crossover, maintaining efficiency and safety at high operating pressures.

Sterically crowded benzimidazolium polymers maintain ion-exchange capacity while resisting hydroxide degradation in alkaline environments.

Composite spacers with carboxyl groups resolve the contradiction between mechanical strength and ion removal efficiency.

Modified vinylbenzyl-Rs and styrene copolymers create robust membranes that resolve insufficient water transport in dry cathode AEM electrolyzers.

Phase inversion creates a water-filled porous layer that resolves the contradiction between mechanical strength and ionic conductivity.

A prepolymer casting solution incorporates a non-cross-linking tertiary amine to form an ion conducting membrane.

Titanium oxide films on proton exchange membranes reduce oxygen permeation while maintaining proton conductivity.

Vacuum deposition controls separator porosity to prevent clogging and maintain efficiency in chlor-alkali electrolysis.

Polyolefin backbones eliminate arylene ether degradation in alkaline environments while maintaining ion transport.

Converting sulfonated precursors into -SO2Cl forms enables phosphonation that preserves mechanical flexibility and proton conductivity above 100°C.