Membranes TRIZ Cases

Non-thermal permeation isolates aroma compounds before distillation, preventing thermal degradation and preserving original sensory attributes.

A metal complex with a triply interpenetrating pseudo-diamondoid framework selectively adsorbs 1,3-butadiene from mixed C4 hydrocarbon gases.

Identical flow path lengths in the spinning nozzle eliminate feed non-uniformity, enabling homogeneous ultrafine hollow fiber membranes.

A curable composition method applies ionically-charged polymer films to flat supports for durable membrane production.

Stacked nonporous PTFE layers stretch into a porous composite membrane, reducing clogging while maintaining high porosity for efficient filtration.

Segmented microfluidic channels remove middle molecular weight uremic toxins, reducing inflammation in dialysis systems.

Direct sulfonation of polyarylsulfone copolymers eliminates dechlorination steps while maintaining salt rejection and flux.

A bipolar membrane apparatus generates hydrogen and hydroxide ions through water splitting to selectively recover target cations from solution.

A functional testing device evaluates solenoid valve performance using pressure and flow sensor data.

Pressure differentials drive liquid precursors through small honeycomb channels, resolving coating non-uniformity in narrow structures.

Segmented rotator design exchanges pressure between fluids to reduce rotor weight and manufacturing costs in desalination facilities.

Applying an electric field aligns polymer chains within the membrane matrix, breaking the Robeson upper bound for gas separation performance.

A peritoneal dialysis filter set routes fresh fluid through a sterilizing membrane while used fluid flows around it.

Sub-nanometer PIM membranes block polysulfide crossover while maintaining ionic conductivity, solving separator limitations.

Composite fluoropolymer membranes blend high-permeability and high-selectivity components to separate linear and branched alkanes.

Conical hydrogel membranes resolve solar dependency by capturing fog at night and generating steam during the day.

An extracorporeal lung assist system oscillates a hollow fiber bundle to enhance gas exchange, enabling long-term ambulation and reducing wait list mortality.

A self-wetting porous membrane uses a compatible copolymer wetting agent to maintain high water permeability.

A composite oxygen transport membrane uses a conductive substrate and catalytic layer to increase ion flow.

Plasma polymerisation deposits a fluorocarbon layer on filtration membranes to preserve pore size integrity during harsh caustic washing cycles.

Irradiating commercial ionic polymers with hydrophilic poly(vinyl alcohol) creates a stable network that reduces production costs and processing time.

An ABAC tetrablock polymer creates mesoporous membranes that overcome the selectivity-permeability trade-off in ultrafiltration.

A composite membrane uses radiation-curable dialkylsiloxane and metal layers to achieve high gas flux.

Low boiling point draw solvent lowers purification energy via phase transition separation.

Inverting a shrink-fit sheet body around a hollow fiber membrane bundle eliminates gaps and captures air bubbles.

A UV-initiated polymerization method creates ion exchange membranes with high permselectivity and low electrical resistance.

A structured gas permeable membrane uses ramified channels to enhance diffusion and reduce flow resistance.

A spiral wound bipolar electrodialysis cell integrates ion exchange membranes around a central core to enable efficient desalination in deep sea environments.

A parallel-plate diffusion gas dehumidifier uses a water-permeable membrane to remove moisture from gas streams.

Segmented pleated channels in a spiral cross-flow filter prevent retentate accumulation, enabling continuous operation with high solids loads.

Thick multifilaments in the tubular braid create large pores that improve water permeability while maintaining peel strength.

A CO2 recovery system cleans filters using internal condensed water to maintain amine concentration.

Replacing FEP with PFA in the photocatalyst layer suppresses crack formation while maintaining thermal welding efficiency.

Segmented valve sections maintain stable pressure differences across hollow fibres while preventing flushing medium leakage.

Insolubilized hydroxypropyl cellulose coats porous polymer membranes, preventing pore clogging by secretions and reducing chemical washing needs.

Forward osmosis dewatering concentrates alcoholic beverages at ambient temperatures, preserving volatile compounds while reducing energy consumption.

A hybrid system merges pressure swing adsorption with a heated dense ceramic membrane to separate oxygen from air streams.

Segmented asymmetric hollow fiber membrane resolves virus clearance versus protein recovery trade-off.

Heating unit maintains natural gas temperature above heavy hydrocarbon dew point to enable inorganic membrane permeation.

Segmented membrane stages with physical and chemical solvents reduce high concentration acid gas while minimizing equipment size.

Treating microporous membranes with silane-functional polyamines prevents oil fouling and maintains high flux rates during oil-water separation.

Nanofiltration and acidic cation exchange resin purify human milk oligosaccharides from fermentation broth.

A two-stage membrane filtration system circulates reactive substances through a dedicated reaction chamber to remove micropollutants from liquids.

Thermal conversion of polymers into graphene creates ultrathin porous membranes with controlled pore sizes and high water flux.

Coiled porous tubes generate Dean Flow currents that produce shear cleaning forces, reducing membrane plugging and pressure drop in filtration systems.

Silicone-based filters and baths remove sulfur to prevent corrosion in data center hardware.

Phase inversion of poly(phenylene ether) copolymers creates thin selective skins that maintain high permeation flux while improving selectivity.

Fluorinated poly(aryl ether) ionomer creates a composite membrane that reduces vanadium cross-pollution while maintaining high ion conductivity.