Membranes TRIZ Cases

A vortex generator sends denser fluid to the membrane surface while directing oil inward, reducing fouling during separation.

Aseptic multi-depth recirculation mixes viscous compositions, reducing concentration gradients, pressure build-up, and filter clogging.

Crosslinked polynorbornene membranes balance proton conductivity and mechanical durability, reducing thickness and humidification demands.

Low-humidity fabrication forms OSN membranes without cross-linking or pore-preserving agents.

Raw water in the blow header can resist gas flow unevenly; a preformed layer distributes cleaning gas consistently across modules.

This case uses plasmid-expressed caseins and kinases in plant cells to build soluble, calcium-binding micelles for food production.

A porous alumina membrane with 100–300 nm polypyrrole globules delivers high-flux, low-fouling oil-water separation.

This CSF filtration case uses adjustable tangential flow, pressure sensing, and retentate refiltration for continuous operation.

This case combines ultra-thin PEBA with porous scaffolds to improve moisture transfer without sacrificing tube strength.

pH-controlled washing promotes protein solubilization and desorption from fermentation solids for continuous, higher-yield recovery.

This case uses tangential flow filtration to separate CSF, re-filter retentate, and control waste rate during return.

Grafted CNTs with acyl hydrazine groups and MXene enable precious metal recovery alongside oil-water separation.

Dual membranes capture large and small contaminants while maintaining flow in semiconductor fluids.

A four-stage membrane process isolates unpredictable retentate recycling and generates internal sweep gas for methane recovery.

Internal permeate channels collect filtrate through one outlet, reducing plumbing and assembly complexity while equalizing flow resistance.

A permeated polymer bonding region connects membrane layers, improving flux, strength, virus retention, and protein yield.

A membrane removes dissolved solids from flowback water before alkali hydroxide precipitates carbonates for carbon capture.

Grooved orifice cavitation separates minerals from reverse osmosis concentrate, enabling further recovery and extending membrane life.

L-PRP filtration and protein precipitation improve consistency in acellular biologic preparation.

A filter fixing tool separates airtightness from container fixing, reducing detachment force, contamination risk, and analysis error.

Reverse osmosis concentrates beer, then near-freezing clarification removes haze-causing particles for physical stability.

This case adjusts acid or alkali solutions with decomposable salt to suppress cation membrane scale during brine electrodialysis.

Resiliently deformable guide walls seal the membrane path, preventing short-circuiting and improving crossflow filtration efficiency.

Phase inversion spinning, fiber cutting, sealing, and assembly enable dead-end sterilizing filtration of medical liquids.

Multistage membranes recover heat between levels to purify organic azeotropes.

Ocean thermal gradients drive membrane distillation and reuse cold water for cooling.

This closed bioindicator limits contamination and germ loss while enabling reproducible verification of washing machine disinfection.

Sequential NF and FO processing addresses high-TDS brine by reducing osmotic pressure, removing divalent ions, and recovering lithium.

An aqueous-organic bilayer process forms a durable CNT-polyamide membrane that resists fouling and chlorine degradation.

Hot melt spacers replace UV-cured printing to limit polyamide coating damage while improving flux and salt rejection.

This case uses cross-linked diacrylate coatings and excipients to limit protein interactions and raise filtration flux in bioprocessing.

This case uses a polymer membrane with mobile hindered amines to promote H2S permeation while limiting CO2 transport.

One-step sintering tunes SiC membrane pores and surface wetting without complex post-treatment.

A perforated canister and inlet cap increase oxygen-depleted air capacity for fuel-tank inerting without added external support.

A dense membrane surface balances solvent resistance with gas permeability.

EDS depth analysis measures amine, polyamide, and unreacted residues to set separator active-layer manufacturing conditions.

This case uses printed channels in permeate spacers to guide flow while reducing pressure loss and fouling in RO, FO, and PRO.

Counter-flow reverse osmosis concentrates lithium brine for up to 90% recovery and conversion to lithium carbonate or hydroxide.

A hydrophilic support, separation layer, and hydrophobic barrier limit gel penetration while maintaining CO2/N2 selectivity and permeance.

Separate electrolyte and gas spaces with selective degassing, ultrasound, and field generation to improve homogeneity and cell stability.

A retrofit kit matches tubing, pumps, sensors, and valves to expand TFF flow while controller feedback manages pressure.

A ribbed backside supports thin nanoporous membranes, preserving filtration efficiency while improving mechanical stability under pressure.

Single-pass crossflow diafiltration joins chromatography to reduce unit operations, time, and footprint while retaining purity and yield.

Freeze-casting and two-stage sintering reduce porosity and inhibit cracks in alumina-niobate membranes for fluid separation.

Sulfonated poly(arylene ether sulfone) membranes improve PVP retention while delivering 11.2–30 kDa cutoff and high water permeation.

A lithium-ion membrane and sub-power supply redirect chloride ions, improving Li+ migration from low-concentration sources.

A telescoping core tube keeps tubesheets stable and adds fiber slack to limit shrinkage damage and extend module life.

A negatively charged, non-uniform pore structure removes charged contaminants and IgG aggregates while allowing IgG monomers to permeate.

Organomethoxysilane coatings improve PP membrane hydrophilicity and water flux.

This process forms a single-layer polymer membrane with at least 40% surface porosity and reduced blockage risk.