Membranes TRIZ Cases

Composite membranes resolve mechanical strength versus CO2 permeability trade-offs by integrating PIM-1 matrices with reinforcing fillers.

A flexible filter array deforms under flow pressure to reduce mechanical stress on cells, preventing clogging and maintaining capture efficiency.

Polyether copolymer membranes prevent crystallization to resolve the permeability-selectivity trade-off in CO2 separation.

UV-cured epoxysilicone cross-linking creates defect-free polyimide skins, resolving shrinkage issues in asymmetric membrane fabrication.

Asymmetric dual-layer hollow fiber membranes achieve high C2+ yield by preventing over-oxidation through precise oxygen flux control.

A faucet water purifier uses a dual-filter mechanism to remove disinfectants, impurities, organic matters, and germs from tap water.

Irradiating hydrophilic photo-polymer solutions creates ultra-thin crosslinked layers that resolve coating thickness and uniformity trade-offs.

Sintered conductive membranes eliminate organic fouling through electrolysis, restoring permeability without mechanical backwashing.

Porous polymeric membranes with imidazole groups enhance mass transport and binding capacity for separating charged biological molecules.

A membrane filtration system uses switchable concentrate staging and recirculation to maintain high permeate recovery rates.

A portable liquid-filtration device uses a hollow fiber filter cartridge to purify contaminated water through continuous cross-flow filtration.

Replacing deteriorating ionic membranes with semiconductor heterojunctions reduces stack complexity and energy consumption in desalination.

A polyamide membrane uses a polyvinyl pyrrolidone protective layer to enable dried storage and distribution.

A phase inversion membrane device compresses a polymer strand using variable speed conveying units to form a rough surface.

Concentric blood processing units merge heat and gas exchange via radial cross-flow, reducing device footprint and blood residence time.

A separation membrane incorporates metal cations to adsorb nitrogen while inhibiting methane permeation through optimized pore diameters.

A microporous membrane composition uses specific polyethylene and polypropylene molecular weights to produce thin separator films.

Parallel magnetizable nanotubes embedded in a polymer substrate enable efficient contaminant removal at low pressures.

Rapid solvent heating eliminates gas vapor compressors, ensuring GMP compliance and full-spectrum extract purity.

Hydrophobic microporous membranes separate oil-water emulsions in compact subsea systems, eliminating large settling tanks and chemical treatments.

Crosslinked poly(ether-b-amide) membranes resolve the trade-off between CO2 permeability and selectivity while resisting plasticization.

Grafted PVDF-g-PSSA polymer substance enables efficient water pervaporation through sulfonic acid functionalization.

Adding an anionic polymer captures organic acids and furans via electrostatic attraction, enabling efficient removal through nanofiltration membranes.

Lignin-derived bisguaiacol monomers replace bisphenol A in polysulfone synthesis to create sustainable polymer materials.

A filter device uses hydraulic parameter monitoring to terminate cleaning cycles automatically.

Composite silica membranes with alumina and titania resist pore densification from water vapor at high temperatures, retaining hydrogen permeance.

A backflow preventer valve assembly uses a duckbill check valve and unidirectional valve to direct water flow through filter connectors.

UiO-66-NH2 nanoparticles in organosilicon networks overcome low permeability and salt retention limits in high salinity wastewater treatment.

A reverse osmosis unit treats cooled blowdown water from a steam plant boiler, reducing fresh water consumption and disposal costs.

A defect-free carbon molecular sieve membrane resolves pinhole defects to enhance gas separation selectivity and hydrogen permeance.

Carboxyl-functionalized nanomembranes remove scaling-causing bivalent alkaline earth ions from produced water via carbonate crystallization.

Precoated hollow fiber membranes integrate air flotation to remove suspended solids and reduce maintenance frequency.

A ceramic-alumina polymeric membrane incorporates nickel oxide nanoparticles to separate oil-in-water emulsions.

Solution-based aldol condensation followed by Scholl reactions resolves scalability and precision trade-offs in porous graphitic carbon membrane synthesis.

A carbon dioxide separation membrane incorporates porous hollow titanium dioxide nanoparticles modified with aminosilane into a copolymer matrix.

A hybrid crosslinked polymer membrane combines glassy polymer and ladder-structured polysilsesquioxane to enhance carbon dioxide permeability.

Fluorinated membranes with surface energy below 47 mN/m retain metal ions and organic residues, preventing semiconductor wafer contamination.

Interlocking pleated sections reduce edgewise flow resistance and prevent mesh strand nesting.

Radial flow paths create turbulence for efficient oxygenation and carbon dioxide removal without increasing device complexity.

Electrospun nanofiber support layer coated with polyamide active film reduces reverse salt flux and fouling in forward osmosis water treatment.

A crystalline polymer microporous membrane uses a segmented pore structure to capture fine particles while maintaining high filtration rates.

A mechanical kidney transplant system uses physiologic resin gel to continuously purify blood through counter-current dialysis.

Electrochemical cells and membrane separators generate nitrogen-enriched air, eliminating compressed air requirements and reducing engine fuel consumption.

Elastic sealing members accommodate thermal expansion differences between the membrane cartridge and housing, maintaining airtightness under reduced pressure.