Membranes TRIZ Cases

A transferred percolated metal layer creates ultrathin, flexible porous membranes that avoid thick or brittle structures and scale for filtration.

A hydrophilic polymer dispersed in a porous polyolefin separator improves electrolyte wetting, uniform impregnation, and battery life.

Interlocking stack plates with nubs, gaskets, and a semi-permeable layer improve humidifier sealing, channel height stability, and pressure control.

By blending water-soluble polymer into polyethylene, this membrane achieves thin, durable, hydrophilic pores for better water filtration and adsorption.

A laminated hydrocarbon polymer membrane with interlayers and transition metal particles cuts hydrogen permeation while improving durability in PEM electrolysis.

A microporous spirobisindane separator limits lithium-electrolyte reactions, suppresses dendrites, and preserves ion transport in lithium metal batteries.

Integrated catalyst extraction and heat-steam crosslinking help battery separators balance heat resistance, strength, and uniform properties.

A bottom off-gas outlet drains condensate by gravity, cutting extra discharge parts, cost, and humidifier size in fuel cell systems.

A bracket and elastic packing member replace cured sealant to prevent humidifier gas leakage, suppress vibration, and simplify assembly.

Gaskets transfer cap force to ribs and hooks to seal inner-case gaps, preventing exhaust gas bypass despite dimensional variation.

Dense cellulose acetate membranes selectively transport lithium over magnesium in high-salinity brines, reducing coprecipitation losses and reagent use.

An electric-field membrane separates lithium and other battery metals from acidic black mass leachate while cutting chemical contamination and heat use.

SO2/O2 plasma hydrophilizes porous membranes to improve polymer binding, reducing swelling while boosting ion conductivity and durability.

Partial thermal expansion in a vermiculite laminated film forms continuous asymmetric ion channels for stable salinity-gradient power generation.

A closed-loop azeotrope process extracts plasticizer, forms micropores, and recovers solvent vapor to cut membrane production risks.

Self-assembled block copolymer masks create uniform nanoscale pores, enabling selective high-throughput filters compatible with CMOS fabrication.

Cross-linked quaternized styrenic block copolymers improve AEM ion conductivity, dimensional stability, and mechanical strength in alkaline use.

A cured ionic and multi-vinyl polymer film cuts bipolar membrane resistance and defects while maintaining strength for efficient electrodialysis.

Cross-linked quaternized styrenic block copolymers raise AEM ion conductivity while limiting swelling and preserving alkaline stability.

A fluoropolymer hydrophilizing agent lowers porous film contact angle and preserves hydrophilicity after sodium hypochlorite exposure.

Multiple lasing and controlled gas atmospheres turn diverse carbon precursors into laser-induced graphene with tunable wettability.

A sulfuric acid draw solution concentrates dilute vanadium electrolyte by osmosis, cutting energy use and preventing cross-contamination.

Reverse and forward osmosis store excess renewable power as permeate and concentrate, cutting long-duration storage loss and cost.

A sacrificial layer release route avoids excessive etching, enabling large-scale, high-quality free-standing PCD membranes at lower cost.

A multilayer reinforced fluorinated ion-exchange membrane removes release-agent contamination while enabling continuous, high-strength production.

Separate ring seals around each membrane block flow surface simplify humidifier assembly while keeping air chambers hermetically isolated.

Partitioned annular flow paths and inner-case windows prevent bypass flow, improving hollow fiber membrane use in fuel cell humidification.

Preformed plastic shrouds cut fuel-cell humidifier adhesive use, remove mold tooling, and hide potting bubbles around hollow fiber ends.

Carbon-coated ion sieves improve lithium recovery from brine by resisting Na+ and Ca2+ interference, lowering capacity loss and energy use.

Hydrophobic backbones and piperidinium side chains raise OH− conductivity while preserving chemical and mechanical stability in AEM electrolysis.

A spaced sub-electrode and dual power supplies keep the membrane below electron-conduction limits for efficient selective Li+ recovery.

Divided alkoxysilane dosing in reactive extrusion helps battery separators raise meltdown temperature, retain light transmittance, and avoid die-drool.

A bypass tube and condensation-inducing outlet keep condensate out of the fuel cell stack and reduce freezing risk in cold operation.

Thermal expansion in the bypass path adjusts off-gas flow by temperature, cutting valve count, system complexity, and cost.

Using toluene to terminate polymerization suppresses exotherms and improves molecular weight uniformity in ionic polymers for electrochemical cells.

A bypass structure with sliding protrusions equalizes humidifier pressure to prevent wall expansion, gaps, and loss of humidification efficiency.

Imidazolium-capped structured organic films create ordered, pinhole-free ion-exchange membranes with high alkaline stability, low swelling, and strong durability.

A roll-to-roll pore-filled membrane removes surface resin to cut film resistance and swelling while maintaining strength and lowering cost.

Crossed slanted stays and semipermeable layers improve moisture transfer between humidifier flow channels while reducing flow resistance and plate count.

Pre-positioned sulfonic sites in rigid anionic polyphenylenes improve proton conductivity while preserving membrane stability and synthesis control.

Connected roller segments enable ultra-wide membrane coating without warping, improving uniformity, yield, and coating-solution loss.

An active pressure buffer with bypass holes equalizes humidifier pressure to prevent gaps and keep fuel cell membrane flow airtight.

A porous supported, cross-linked polyfluorene membrane improves ion transfer while limiting swelling, water uptake, and long-term alkaline degradation.

A spring-loaded cap regulator vents excess dry gas when clogging or membrane failure raises pressure, protecting the fuel cell humidifier.

A zeolite-polyimide porous separator improves electrolyte wetting and heat resistance through phase separation and gradient thermal imidization.

Controlled silica pores on a porous substrate enable proton transport while blocking other molecules in fuel cells and redox flow batteries.

Capillary-driven pore sizing lets aqueous ethanol-water solutions load hydrophilic resin into polyolefin membranes without hydrophilization.

Selective off-gas routing across central and peripheral hollow fiber regions improves fuel cell humidification while limiting pressure loss.

Laser bonding and stepped seating strengthen potting retention in a fuel cell membrane humidifier, reducing leakage during repeated start-stop cycles.