Membranes TRIZ Cases

A porous fluorine-based resin composite membrane uses a perfluoroalkyl acrylate coating layer to deposit water and oil repellency on both surfaces.

A crosslinked cellulose resin membrane forms a stable gas separation layer with specific linking structures.

A cross-flow diafiltration module uses hollow fiber membranes with varying inner diameters to control permeate flux.

A polyvinylidene fluoride membrane coated with polydopamine converts solar energy into localized heat to drive water evaporation.

Cyclic carbonyl and amide additives modify polyamide layers to resist pressure compaction while maintaining water flux.

Grooved potting heads in a hollow fiber membrane module extract air bubbles to prevent membrane breakage and maintain filtration efficiency.

Ultrafiltration membrane removes proteins from glycolipid mixtures to achieve negative h-CLAT assay results and reduce skin sensitization risks.

A filter medium uses a hydrophilic coating layer on nanofibers to enhance water permeability and filtration efficiency.

A liquid purification system uses pneumatic recirculation to maintain high flow velocity, reducing energy consumption during continuous reverse osmosis.

Disposable flow reducer generates back pressure during flushing to resolve high water consumption and device complexity in integrity testing.

A gas separation membrane uses sweep gas flow to enhance permeation efficiency.

A hybrid concentrated solar power and photovoltaic system produces steam and electricity to drive desalination processes.

Optimized molecular weight distribution in a cellulose ester membrane prevents thread breakage during scrubbing while maintaining high strength.

A zeolite membrane complex uses seed crystals to grow RHO-type zeolite layers on porous supports.

A three-chamber electrodialysis system produces hydrochloric acid directly from saline raw water using ion exchange membranes.

A flushable filter system uses alternating purification and cleaning cycles to maintain continuous liquid output.

Eccentric rotating membrane filter discs generate high shear stress to reduce fouling and maintain permeate flow without increasing device complexity.

Cross-linking agents enhance water permeability by up to 200% while maintaining mechanical strength and chemical stability.

Electrochemical cell separates fluids by charge to optimize water chemistry, reducing preparation complexity and scaling risks.

Layered casting dopes with organic solvents to form a solid electrolyte multilayer membrane, avoiding polymer denaturation from high-temperature melt extrusion.

Concentric heat and gas exchangers direct blood through spiral flow paths to improve oxygenation.

A membrane filtration system adjusts concentrate return flow via a control portion to maintain optimal surface velocity.

A dual-filter unit configuration extends filter media pot life in semiconductor chemical liquid processing.

Uniform gas flow across separation membranes enables rapid drying without heating equipment, resolving uneven distribution caused by baffle plates.

Seed crystals guide SAT-type zeolite growth on porous supports, resolving orientation issues that limit gas separation performance.

A composite polyamide membrane forms through interfacial polymerization using a non-polar solvent blend to create a selective thin film layer.

Segmented filter assemblies with universal interfaces resolve the trade-off between system adaptability and manufacturing complexity.

Radial through openings in tubesheets distribute pressure loads to extend service life and maintain separation efficiency at higher temperatures.

A reinforced quartz gas filter uses a sintered metal structure to enable high-selectivity separation of specific gases from mixtures.

Dissolvable silica nanoparticles form hexagonal voids in a polymer matrix, increasing fluid flow throughput while maintaining precise filtration pore sizes.

An electrolysis device recovers lithium ions from brine using a selective ion exchanger while reducing carbon dioxide at the cathode.

Multi-wavelength detection expands dynamic range to resolve UV sensor saturation, enabling continuous biomanufacturing process control.

A composite semipermeable membrane features a separation functional layer with a fold structure containing protrusions to enhance abrasion resistance.

A vacuum filter uses a pyramid-shaped pleated element to reduce height and improve stability.

Vertical nesting of membrane and adsorption modules reduces production costs and footprint while achieving high-purity gas from low-concentration raw gas.

A hydraulic pump and motor configuration mechanically couples reverse osmosis and pressure retarded osmosis subsystems for direct energy transfer.

Preliminary drying fixes surfactants in polymeric membranes, preventing loss during dust removal and improving diagnostic consistency.

A membrane container uses segmented parallel flow paths with return portions to reverse fluid direction and maintain consistent cross-sectional area.

Bonding silicone to a rigid plate eliminates gasket alignment issues and fluid contamination in filtration systems.

Reactive metal adatoms etch nanoscale pores into planar substrates, enabling scalable production of uniform nanoporous membranes for separation technologies.

Steam swept membranes separate sulfur from tail gas via concentration differentials, reducing emissions and capital costs without excessive energy consumption.

Composite polysulfone and polyethersulfone membranes prevent false gas leakage during integrity testing.

Segmented protrusions reduce pressure loss and prevent membrane depression during long-term operation.

A polymeric membrane in an anesthetic circuit selectively retains exhaled volatile agents while allowing oxygen and carbon dioxide to pass through.

A microcrop processing system uses lysing, filtration, and drying units to produce a dry protein concentrate.

A pore-free membrane separates simple alcohols from organic fluids using a composite polymer mixture that resists swelling at high temperatures.

Backwashing subsea filters with treated water prevents residue buildup, sustaining productivity without physical intervention.