Membranes TRIZ Cases

Molecular barriers in fluorinated membranes hinder vanadium migration while maintaining hydronium conductivity for flow batteries.

A porous membrane filter with interconnected spherical cells purifies resist compositions by removing fine impurities.

A flush pump feature with a bulb pump and check valves enables air purging in portable liquid purifying filters, resolving maintenance complexity.

A chabazite zeolite membrane uses chemical vapor deposition to control pore size and eliminate defects.

A polyimide membrane blend separates hydrogen from synthesis gas mixtures using selective permeation.

Amino-functionalized cellulose delays silicon dioxide polymerization, preventing membrane fouling in reverse osmosis desalination systems.

Cross-linked SPEKK membranes prevent phosphoric acid leakage and eliminate humidification needs for efficient high-temperature operation.

Conductive layers create electric fields across micropores to drive ion concentration polarization, reducing energy consumption and scaling in desalination.

A ceramic nano-membrane filters semiconductor wastewater using carbon-based materials to remove ionic contaminants.

A multilayered ceramic filtration element deposits varying particle sizes to create a narrow pore size distribution for improved separation.

This microATF perfusion filter handles 15 mL volumes by replicating commercial filtration mechanics, eliminating centrifuge validation gaps and reducing material costs.

Optimized heat treatment of phase-inversion polymeric membranes enhances mechanical resistance and CO2 selectivity under high-pressure conditions.

An electrochemical unit generates hypohalous acid species to prevent membrane fouling in subsurface water treatment systems.

A hollow fiber membrane module prevents microbial growth and pressure damage during thermal treatment by maintaining a two-phase storage liquid.

UV-cured cross-linking eliminates post-heat treatment complexity while maintaining filtration performance in harsh solvents.

A three-layer vapor barrier membrane uses a biopolymer core and hydrophobic skins to dynamically regulate water vapor permeability.

Electrospun polyethersulfone nanofibers form dense networks that boost mechanical strength, preventing fouling damage during water treatment.

Radial flow in the central tube assembly extends the effective path length, reducing concentration polarization and membrane pollution.

Segmented filter composite material prevents membrane clogging and damage during high-pressure backflushing operations.

A polyimide hollow fiber method creates carbon molecular sieve membranes with controlled storage modulus to prevent structural collapse during pyrolysis.

Segmented electrodeionization apparatuses use barrier cells and layered media to isolate scale-forming species, eliminating costly pretreatment processes.

Ultrathin crosslinked graphene oxide membranes resolve the trade-off between energy efficiency and mechanical stability in desalination.

A non-porous gas transfer membrane deposits precious metal nanoparticles to catalyze oxidized contaminant reduction in wastewater.

A multi-layer desalination membrane with a selective polyamide layer and porous polysulfone support achieves high water flux.

Three-stage membrane process eliminates interstage compression to reduce capital costs while maintaining high methane recovery and purity.

A composite membrane uses a carbon nanotube fabric substrate and dopant to form a non-porous, permeable barrier.

A multistage membrane system combines polymeric and zeolitic inorganic membranes for gas separation.

A ceramic mixture comprising nanoparticles and dual pore-forming polymers creates three-dimensional structures with controlled nanopores and micropores.

A porous membrane laminate uses uniaxially stretched polytetrafluoroethylene to create precise microfiltration structures.

Selective crosslinking of layer-by-layer polyelectrolyte bilayers resolves the trade-off between ionic selectivity and conductivity in nanoporous membranes.

A water purifier pump discharges purified water while creating suction pressure for RO filter flushing without a separate dedicated unit.

An anti-biofouling enclosure system pretreats intake water using filtration media and chemical dosing to inhibit organism settlement.

Controlling pH and salt ionic strength parameters maintains high virus removal rates during low-pressure filtration of protein solutions.

A power-to-water battery stores surplus renewable electricity as thermal energy to drive atmospheric water vapor absorption and condensation.

A glycerin-based block copolymer coagulates at a cloud point to enable phase separation in forward osmosis water treatment.

A reverse osmosis composite membrane embeds disentangled carbon nanotubes within a crosslinked polyamide matrix to enhance chlorine resistance.

A polyolefin hollow fiber membrane with a dense outer surface and tortuous inner pathways enables rapid oxygen permeation.

Cooling nitrogen-enriched air before injection into aircraft fuel tanks extends polymer membrane service life by reducing thermal cycling damage.

Two-stage drying and tempering hollow fiber membranes resolves the contradiction between high productivity and narrow pore size distribution.

Layered microstructure filters with etched cross channels increase surface area for particle attraction while reducing pressure requirements.

A jerrycan integrates a manual pump and water filter cartridge to purify liquid.

Segmented isolation barriers prevent forward osmosis permeate from diluting membrane distillation feed, maintaining high driving forces.

Electrospinning forms a drug-loaded gel membrane on microneedles, increasing delivery capacity while reducing production costs.

A chitosan-graphene oxide composite membrane casts into spiral modules for pressure-driven water filtration.

A monolithic bipolar membrane reduces transmembrane voltage through a specific multi-layer preparation method.

Crosslinked polyimide asymmetric membrane resists plasticization under high pressure, maintaining CO2 selectivity recovery rates.

A hydrophobic photoinitiator mediates the grafting of ionic groups onto hydrophilic polymer surfaces.

Cation exchange layer formed from curable Formula I compounds with high crosslinking density.

Curved channels wrap oxygen permeable membranes around turbine surfaces, increasing surface area to extract dissolved oxygen without adding system weight.