Membranes TRIZ Cases

Eliminates freeze-thaw cycles to maintain protein stability while reducing manufacturing time.

Segmented filters with a venting chamber generate air bubbles that mechanically clean the fine filter surface, preventing clogging from oil and grease.

Segmented membranes with gradient pores remove toxins via diffusion and convection, simplifying home hemodialysis equipment.

Segmented reverse osmosis modules with varying salt permeance produce high-salinity permeate for enhanced oil recovery.

A filter apparatus uses a radial flow design to separate particulates from fluid samples during automated chemical analysis.

Laser-induced graphitization forms stable macroporous graphene layers on polyethersulfone supports, resolving structural instability in bulk water purification.

Laser surface modification bonds the membrane to a low-expansion support, preventing peeling during thermal cycling.

Plasma polymer coatings with controlled cross-linking density prevent crack formation under mechanical loading while maintaining non-stick performance.

Corrugated membrane plates increase production capacity by 200% while reducing inactive edge areas caused by conventional flat-sheet designs.

An integrated support frame connects membrane modules to manifold blocks, creating a single structural unit.

Differential pressure regulates acidic and basic solution flow to create conical nanopores without high-voltage equipment or hazardous gas production.

A hydrophilic coating covalently bonds to polyamide reverse osmosis membranes.

Intermittent chlorine dosing prevents membrane biofilm adhesion through periodic high-concentration pulses.

Nanoporous graphene oxide in selective polymer layers prevents compaction, maintaining high CO2 removal efficiency at 30 bar feed pressure.

Bovine milk-derived exosomes stimulate chondrocyte proliferation to promote linear bone growth in pediatric subjects.

A cycling ultra-thin channel filtration module concentrates biomolecules through periodic permeation and backflushing cycles.

A coiled membrane module forms two separate flow channels using spacers between wound sections.

A segmented filtration system uses a pre-filter device to strain contaminants from liquid before the main filter.

Hollow fiber tangential flow filtration concentrates viable exosomes from culture medium while retaining debris and contaminants.

A filtrate monitoring device uses image detection means to capture particle images in flowing water.

A reciprocating concentration system uses gas pressure to push liquid through a selection device for gentle filtration.

Curing a cation exchange layer with three distinct crosslinking agents improves ion permselectivity for high-purity acid and base production.

Composite PVDF hollow fiber membrane with optimized porosity resolves mechanical weakness and wetting risks in vacuum distillation.

Firing δ-alumina at 1000°C transforms the phase, preventing sintering and maintaining pore structure for thermal stability.

A supported membrane integrates cyano-bridged metal coordination polymer nanoparticles to extract metal cations and filter solid particles simultaneously.

Hierarchical parallel modules with centralized heating balance steam temperatures across stages, increasing distillate output while reducing energy consumption.

Polymer impregnation stabilizes the fibril structure of a porous fluorine resin film, maintaining dimensional stability under bending.

Staged membranes with varying molecular weight cutoffs increase concentration factors and flow rates while reducing membrane fouling.

Charged fluids modify electrical double layers to detach oil from reservoir surfaces, reducing water consumption and dispersion challenges.

Parallel pump routes supply raw water to reverse osmosis membrane modules, resolving uneven flow distribution and localized fouling.

Uniform ion conductor impregnation within a polyimide porous web resolves the trade-off between mechanical strength and ion conductivity.

A dual-layer gas separation membrane combines a fluorine-rich first layer with a silicon-controlled second layer to suppress plasticization from BTX impurities.

Atomic layer deposition creates conformal oxide coatings on composite membranes to establish stable hydration layers that resist crude oil adhesion.

A laminated filtration cassette bonds alternating membrane and spacer layers with a thin adhesive film to define precise fluid flow boundaries.

Segmented housing components and biasing clips reduce mold costs while maintaining reliable watertight seals.

Graphene oxide membranes with precise interlayer spacing separate isotopic water forms, reducing heavy water concentration for safe environmental release.

Segmented diafiltration and osmosis steps recover 10 to 50 percent more minerals than traditional methods.

Oxidation-reduction post-treatment enhances water flux in thin film composite membranes while maintaining salt rejection stability.

Stacking wetted membrane substrates between films enables simultaneous curing in a shared region.

A negatively charged ultrafiltration membrane retains oligonucleotides through electrostatic repulsion.

Increasing outlet electrical resistance shifts current toward the inlet, balancing distribution and reducing impurity ion penetration.

A sacrificial blocking layer enables an ultra-thin semi-permeable membrane on a nanoporous substrate.

Metal-doped graphene composite layers improve filtration selectivity and maintain high flux rates by preventing fouling in polyethersulfone membranes.

Segmented dual-side water supply reduces differential pressure across desalination chambers, lowering power consumption and leakage risk.

Uniform dense pores in a porous polyimide separator prevent lithium dendrite growth on the negative electrode surface.

A water treatment assembly uses a cation exchange reservoir to divert feed water before hyperfiltration membrane separation.