Semi-Permeable Membranes TRIZ Cases

A single-layered micro sieve membrane filters low acid liquids while retaining nutrients and flavor compounds.

V-shaped grooves on rotating skimmers form menisci to pool viscous oil, resolving drainage inefficiencies in mechanical recovery.

Thermal lithography creates precursor nanopores converted to graphene for DNA sequencing.

Saturated aliphatic monocarboxylic acid vinyl ester functional layers suppress fibrinogen adhesion during prolonged blood contact.

A compact gas sensor uses a MEMS element with capillaries to facilitate rapid gas diffusion through a stacked electrode and electrolyte structure.

Co-extruding a foam layer with a removable skin layer resolves processing complexity while maintaining fine cell structure and surface appearance.

Sodium orthotitanate in the filter module removes cadmium and other heavy metals while maintaining high water production through segmented filtration layers.

Segmented membrane fragments bound to a support structure enable stable nanopore storage without cold packs, resolving fragility during shipping.

A waterproof ventilation structure uses a gas-permeable membrane joined by double-faced adhesive tapes with a foam material base.

Optimized seed crystal morphology prevents detachment during hydrothermal synthesis, inhibiting surplus crystal formation and through-hole clogging.

Vapor phase carbene sources react with surface functional groups to form covalently bound monolayers.

Direct synthesis of zeolite CHA seeds eliminates expensive template agents and reduces raw material costs.

A silicon carbide honeycomb structure incorporates a nitrogen-containing layer on particle surfaces to stabilize electrical resistivity.

A gravity-operative grit classifier separates lime slurry particles using centrifugal and gravitational forces.

Surfactant intercalation at room temperature expands MCM-22(P) zeolite layers without silica dissolution or crystal degradation.

Selecting inspection gases with molecular diameters exceeding 1.07 times the pore diameter prevents adsorption and maintains CO2 permeation rates.

Aluminum-based adsorbent captures lithium ions from brine for subsequent desorption into a concentrated solution.

Colloidal antithrombotic coating blocks polymer infiltration into hollow fiber pores, suppressing plasma leakage while maintaining gas exchange efficiency.

Heterocyclic surfactants replace toxic nonylphenol ethoxylates to maintain cleaning effectiveness while eliminating caustic agent requirements.

Melting hollow fiber bundle ends seals membranes in one step, reducing contamination risk from particulate generation.

Segmented spiral membranes reduce coke formation by extracting dissolved oxygen, optimizing space and weight while simplifying manufacturing.

Applying pressure and AC fields during electroformation creates tightly sealed 3D membranes that resist ionic interference in physiological solutions.

A polymer-coated filter element separates aggregated proteins from monomeric proteins in biological solutions.

A composite polyamide membrane integrates phosphorous-containing monomers into the thin film layer to increase permeability and salt rejection.

An oleophobic film with scattered glass microbeads resists oil stains and fingerprints while maintaining a smooth surface for cursor movement.

Imidazole polymer membranes facilitate CO2 transport as bicarbonate anions, resolving energy and stability trade-offs in post-combustion capture.

A zeolite membrane complex controls infiltration depth to maintain adhesion while preserving gas permeation pathways.

Porous sintered glass material with amorphous fused silica and sintering aid enables rapid thermal processing of cellular bodies.

Controlled airflow directs air outward from the stretching furnace entrance to prevent volatile component condensation on separator films.

A porous formed article adsorbs phosphate from blood using an organic polymer resin and inorganic ion adsorbent.

Hydrophilic filter medium processes surfactant liquids to prevent bubble clogging and maintain flow rates during semiconductor substrate cleaning.

PEG-induced exosome aggregation enables magnetic bead binding, resolving ultracentrifugation yield limits.

Extended support plate skirts position outlet passages to ensure complete liquid drainage from filter modules.

A water treatment device combines non-specific and specific adsorption elements to capture micropollutants from liquid streams.

Sequential protease circulation identifies blockage nature and reduces enzyme volume, lowering costs while maintaining membrane efficiency.

Integrating ionic liquids into the polybenzimidazole backbone resolves brittleness and structural weakness while maintaining high gas sorption capacity.

A disposable potting manifold uses a four-pronged container design to distribute polyurethane resin efficiently.

Porous dispensing substrates resolve airflow contradictions by allowing bidirectional gas movement for broad area coverage without electronic components.

A molecular exchange device casing supports fluid passageways and features porous apertures for efficient diffusion.

Back-washing mechanisms reverse flow through hollow filter elements to remove debris, reducing pressure loss and fluid diversion.

Lead-free inorganic glass bonds zeolite membranes to dense members at low temperatures.

Continuous UV spectrophotometry measures dialysate absorbance to calculate Kt/V and reduction ratios, eliminating offline blood sampling delays.

Selective sealing of defective cells prevents fluid inflow and maintains structural integrity under high pressure.

A polishing composition uses metal oxide particles with a zeta potential of +10 to +40 mV to maintain stable material removal rates.

Optical sensing identifies retention defects in non-particulate ion exchange adsorbers without additional chemicals.