Membranes TRIZ Cases

A mechanically assembled packing member seals the fuel cell humidifier without casting, cutting leakage, production time, and repair cost.

A web-positioning lip steadies thin porous webs during double-sided slot-die coating, keeping thickness uniform while lowering ionic resistance.

Integrated sealing and damping features in a fuel cell membrane humidifier prevent gas leakage, cut curing steps, and suppress cartridge vibration.

Differential thermal expansion adjusts hollow fiber membrane spacing with flue gas temperature to improve fuel cell air humidification.

An inclined protection member redirects off-gas away from hollow fiber membranes, preventing pressure damage while preserving humidification.

Acid-treated rare metal solutions are split with nanofiltration and reverse osmosis to improve monovalent/polyvalent separation and membrane stability.

A movable elastic flow control portion varies open mesh windows with off-gas rate to prevent over-humidification in fuel cell membrane humidifiers.

Maintains separator porosity under compression to lower resistance while balancing lithium-ion battery output, cycle life, and nail-test safety.

A water-only one-step polymerization makes crosslinked ion-exchange membranes that keep high IEC while limiting water uptake for brine treatment.

A bespoke halogen-free solvent enables closed-loop plasticizer extraction for microporous polyolefin membranes with lower chemical risk.

Divided alkoxysilane dosing improves separator crosslinking, raising meltdown temperature while preventing die-drool and preserving shutdown behavior.

A dual-layer fluid guide evens flow across dense hollow fiber membranes, improving humidification efficiency and protecting the membrane module.

Water-bath neutralization and controlled drying turn gel PBI membranes into films without organic solvents, cutting waste, time, and exposure.

A sliding pressure buffer and bypass holes balance pressure around the hollow fiber module to prevent gaps and sustain humidification efficiency.

Integrated separator ridges space stacked membrane cells to cut pressure drop, maintain sealing, and improve fuel cell moisture exchange.

Asymmetric chitosan and re-acetylated chitosan layers improve water flux and ion transport while maintaining salt reduction in desalination.

A divided inner case with a press-fit member limits potting liquid outflow, strengthening hollow fiber membrane fixation in fuel cell humidifiers.

An inner pollutant-trapping layer removes NOx, SOx, and NH3 during fuel cell humidification, avoiding separate gas filters.

Osmotic concentration cells turn salinity and heat-driven entropy gradients into low-cost electrical power and energy storage without mechanical heat engines.

Closed-loop salinity regeneration with a heat pump lets RED or PRO cells generate power or hydrogen without continuous fresh and salt water inputs.

Different inlet and outlet areas control gas dwell time in a fuel cell humidifier cartridge, enabling adjustable humidification and easier membrane replacement.

Protective films and edge sealing reinforce a thin fuel cell humidifier membrane, preventing damage and channel leakage.

Cobaltocenium AEMs use a triazole-linked polyethylene-like backbone to resist alkaline degradation while preserving ion conductivity.

Microporous lead-acid battery separators form porosity by stretching or filler dissolution, cutting solvent use while improving strength and resistance.

An inclined off-gas inlet and asymmetric mesh holes extend gas residence time in the humidifying module to improve PEMFC membrane humidification.

A three-layer phase-separated hollow fiber membrane improves tensile strength, moisture diffusion, and gas barrier control for fuel cell humidification.

Surface-tension-reducing additives and plasma treatment help HDPE separator membranes wet electrolyte better, improving ion mobility.

Sequential UHMWPE membrane and ion-exchange resin filtration removes impurities from semiconductor chemical liquids to reduce residual defects.

Controlling active material agglomerates to 10 μm or less stabilizes electrode films and improves carbon dioxide adsorption efficiency.

A single housing combines hollow-fiber humidification and heat exchange, using variable flow split to reduce fuel cell size, complexity, and pressure loss.

Uniform 5-50 nm through-hole patterns improve point-of-use particle capture while preserving fluid flow in semiconductor fabrication.

Removable filler preforms a macro-porous scaffold so a thin ionic membrane can keep strength, permeability, and high ionic conductivity.

A gas-permeable membrane and biased relief valve equalize casing pressure during thermal runaway while holding integrity up to 500°C.

Controlled laser pyrolysis of polyimide forms printable graphene scrolls with tunable morphology, conductivity, and capacitance.

Perpendicular mesopore channels in a thin silica membrane improve nanofiltration flux while preserving uniform pore size and molecular sieving.

Pre-positioned directing groups enable sulfonated polyphenylenes with defined ionic sites, improving proton conductivity and membrane stability.

Boron acid groups bonded to a porous framework improve proton conductivity, chemical stability, and membrane strength under acidic pH gradients.

Carbosilane cationic polymers improve AEM solubility and toughness while preserving high ion exchange capacity and conductivity.

A hydrophobic crosslinked matrix blocks water while a solid electrolyte selectively transports lithium ions, improving extraction durability and energy use.

Selective midblock quaternization in styrenic multiblock AEMs improves ion exchange while limiting swelling and dimensional instability in electrolyzers.

Partially melting the humidifier plate fuses it to the membrane, removing compression hardware while keeping a water- and gas-tight seal.

Multiple pleat packs in a rectangular filter balance particle retention, flow rate, and pressure drop in space-constrained semiconductor fluid lines.

Thermal fusion between the humidifier plate and membrane creates sealing without continuous compression, cutting thickness, time, and retention hardware.

A dual-layer net guide structure evens fluid flow in dense hollow fiber membranes, improving humidification efficiency and membrane protection.

Combining a hydrophilic coated filter with an ion-exchange stage removes microgel and inorganic particles to cut lithography defects.

Ultra-high-strength mesh support and a clear catalyst interface improve bipolar film strength, stability, and electrodialysis efficiency.

Controlled nanochannels in an etched polymer separator pass cationic ions while suppressing polysulfides, improving battery stability and coulombic efficiency.

Hollow tie rods double as coolant tubes to humidify fuel cell gases with less heat loss, smaller packaging, and better moisture transfer.

Diafiltration with controlled pH removes phenolic compounds and inactivates patatin enzymes while preserving protein solubility.

Sequential radical polymerization creates a stable PMMA-b-PIL-R* copolymer that prevents rapid loss of hydrophilic groups and reduces water contact angle.

An integral immersed hollow fiber membrane module incorporates a module supporting unit with an air cleaning time delaying portion to control gas discharge.

Segmented TFC hollow fiber resolves mechanical strength versus water permeability trade-off in osmotic power generation membranes.

Parylene membrane filters capture circulating tumor cells from blood using precisely controlled pore sizes.

A dual-membrane treatment system recovers electrolytes and water from waste dialysate using sequential filtration stages.

A wearable blood treatment system uses a reversing valve to control flow direction during ultrafiltration.

Divided chamber design prevents sludge accumulation by maintaining high air movement rates while reducing energy consumption in filter systems.

Metal hydroxide nanoparticles in coating layers reduce membrane resistance, resolving the trade-off between low voltage operation and heat generation.

Aryl-modified silica membranes resolve the trade-off between permeation rate and separation selectivity in organic fluid mixtures.

A porous ceramic filter membrane features a nanocrystalline copper coating deposited via sputtering to inactivate airborne viruses.

A box-shaped cell separation apparatus replaces hollow fiber columns with an integrated filter membrane to reduce manufacturing costs.

Alkaline magnesium treatment precipitates silica, while acidic pH adjustment prevents calcium carbonate deposition on reverse osmosis membranes.

Covalent bonding of amine-based compounds creates a fouling-resistant surface that maintains water flux and reduces cleaning frequency.

A cross-flow filtration system separates manure into liquid and concentrated viscous fertilizers using a multilaminate array of sheet members.

Cellulose nanofibers in the polyamide barrier layer create directed water channels that boost permeation flux while maintaining salt rejection.

A composite filtration membrane immobilizes organic polymer within a porous support structure to achieve selective chemical binding of contaminants.

A permeation device synthesizes dimethylmercury from methylmercury and formic acid to provide a stable vapor concentration.

A container with a filter dividing the interior into two compartments and separate accesses for liquid addition.

Matching thermal expansion coefficients prevents membrane curling during detachment, ensuring flatness for biocompatible filtration.

An asymmetric microfiltration membrane uses an embedded separating layer to achieve high transmembrane flow and mechanical strength.

Nano-sized bubbles in the polyamide layer reduce hydraulic resistance, resolving the trade-off between high water flux and salt rejection.

Hydrophilic treatment on the biosensor pillar lowers surface tension, enabling rapid plasma flow and immediate electrochemical detection.

A ceramic nanofiltration membrane filters desalter water effluent to enable wash water reuse in gas and oil separation plants.

Alkali metal salt blends capture CO2 from mobile sources while minimizing volatility and toxicity compared to traditional amine solvents.

A composite ion exchange membrane applies a sulpho group surface layer to reduce zeta potential and minimize fouling while maintaining permselectivity.

A multilayered polytetrafluoroethylene membrane assembly with covalently bonded affinity ligands enables rapid fluid flow through porous structures.