Membranes TRIZ Cases

Microwave radiation exfoliates graphite into large graphene oxide membranes with high electrical conductivity.

A gas separation membrane adds a hydrophilic polymer layer to resist benzene, toluene, and xylene components that degrade the main body.

Porous graphite foam support interlocks with a capillary condensation membrane layer, increasing water reclamation efficiency while reducing structural weight.

Irradiating polymeric membranes with actinic radiation grafts acrylate polymers, anchoring hydrophilicity to prevent leaching and contamination.

Exogenous acid electrolyte boosts ion conductivity in bipolar membrane electrodialysis, resolving low current efficiency and yield bottlenecks.

Adjusting pyrolysis atmosphere oxygen levels below 40 ppm optimizes carbon molecular sieve membrane CO2/CH4 separation performance.

A hydrophobic barrier equilibrates dialysate ammonium to ammonia gas for remote detection.

A porous membrane with a cross-sectional pore size index of 40 or more achieves high blocking performance and excellent water permeability.

External heating system maintains membrane temperature to reduce heat losses and engine bleed consumption while ensuring consistent oxygen purity.

Laser processing forms patterned reduced graphite oxide electrodes, eliminating external electrolyte requirements in supercapacitor devices.

Galactomannan and silica separators resolve low melting point risks in polyolefin membranes by enabling one-step drying and safe high-temperature operation.

Thermal removal of organic pore formers yields high porosity and uniform structures while preventing mud cracking.

A gas-liquid contactor inverts liquid flow around hollow fibers to prevent lumen blockage and maintain efficient mass transfer.

Tensile force applied during pyrolysis improves propylene-propane separation by optimizing pore structure.

A hollow fiber membrane traps fine particles on its inner surface through internal pressure filtration.

A porous polymer membrane with fluorine-containing binder separates hydrogen from gas streams via molecular sieving.

A multi-stage membrane filtration device uses liquid scales and controllers to adjust delivery pump speeds for stable permeate flow.

Curable oxyethylene and oxypropylene monomers form a non-porous polymer layer on a porous support for gas separation.

Pin-held potting prevents membrane lifting during cross-flow filtration while drainage gaps eliminate steam stagnation for reliable 121°C sterilization.

Graded porosity and dense skin layers reduce cake layer formation, maintaining filtration stability in fermented liquid processing.

A protective vent uses an electrospinning membrane and plasma coating to create a durable barrier against pathogens.

Reduced pressure lowers boiling temperature, cutting energy consumption while maintaining absolute sterility.

Chemical grafting introduces amine groups to prevent membrane liquid loss and increase permeation flux during gas mixture separation.

An electromagnet-driven cleaning unit vibrates the filter component to dislodge accumulated dust, maintaining cooling efficiency in projection devices.

Ionically cross-linked polymeric membranes transport CO2 through flexible ether-containing backbones.

Cross-linking and UV treatment modify the membrane structure to resist plasticization, enabling stable CO2/CH4 separation.

A microfabricated filter employs a non-uniform substrate with thin portions beneath pores to reduce pressure gradients while maintaining structural integrity.

A water purification apparatus recirculates reject water through an electrically controlled deionization unit to optimize efficiency.

Alternating spin-coating of alicyclic monomers controls interfacial polymerization, resolving roughness and flux trade-offs in salt separation.

A measuring apparatus uses series filtration membranes to simultaneously determine modified fouling index and silt density index values.

Alternating electric fields prevent polarization accumulation in asymmetric membranes, maintaining stable water transport and high solute rejection rates.

Quinone-based hollow fiber membranes accelerate enzymatic decolorization to resolve insufficient chromaticity removal.

Organic solvents extract phycocyanin from wet algal biomass, replacing aqueous methods to resolve filtration inefficiencies and microbial contamination.

Sulfobetaine-functionalized polysulfone membranes reduce fouling and extend lifespan in blood purification applications.

Automated microwell arrays isolate single cells before genome editing to enable clonal growth and precise cherry picking of edited colonies.

Nanofiltration pre-treatment removes dissolved organic carbon to prevent membrane fouling during reverse osmosis desalination of complex effluents.

A temperature-responsive electrolyte converts thermal gradients into ion concentration gradients.

A nanofiltration membrane incorporates a glycosylated sulfonamide additive during interfacial polymerization to form a loose polyamide functional layer.

A separation membrane reduces separation forces and minimizes system wear by decoupling adhesion strength from build deformation in digital light processing.

Segmenting concentration stages manages viscosity spikes during freeze crystallization, preserving thermally sensitive organic constituents.

A fluorinated polyurethane porous membrane combines mechanical strength with hydrophobic and oleophobic surface properties.

A separation membrane element integrates a porous permeate spacer to establish dedicated fluid channels for efficient transport.

Single-channel tubular elements feature integral helical obstacles that generate wall shear stresses and turbulence within the flow path.

A disposable pumphead and filter assembly cycles bioreactor fluid through a hollow fiber tangential flow filter to separate metabolic wastes from cells.

Matching thermal expansion between polymer textile supports and carbon forming films eliminates pyrolysis defects in supported CMS membranes.

Composite membranes maintain high hydrophilicity and dimensional stability during dairy processing water recovery.

A thin film composite membrane uses gelatin polymers inside nanopores to block polyether block amide penetration.