Semi-Permeable Membranes TRIZ Cases

An antibody-coated filter concentrates streptococcus antigens from gargled fluid, bypassing time-consuming culturing steps to enable rapid diagnostic detection.

Real-time hemoglobin and pressure feedback dynamically reduces pump speeds to prevent red blood cell damage during biological fluid processing.

Enzymatic and acid pre-treatment of biomass hydrolysate reduces fouling during deionization, enabling efficient salt removal for fermentation applications.

Aggregating organic liquids in a porous matrix enables self-sustaining smoldering combustion, eliminating the high energy costs of conventional incineration.

Amorphous fluorinated copolymers separate carbon dioxide from methane mixtures while resisting plasticization at elevated pressures.

Continuous reactant flow homogenizes MOF membrane thickness and prevents defects during synthesis.

Limiting water content to 5 mass percent in organic solvent enables high porosity and controlled pore diameters in modified cellulose fiber films.

Slanted tubing support channels prevent droop and ensure pump rotor engagement without complex installation.

A capillary-driven self-assembly method forms micro-pipes on substrates by utilizing liquid contact angles to pull features together.

Benzene-linked sulfo-alkylated polymers maintain dimensional stability and chemical resistance in proton exchange membranes.

Rotating membrane cassette automates hybridization to reduce antibody consumption and prevent cross-contamination in Western blot processing.

Oil-absorbing materials remove contaminants before membrane separation to prevent fouling and extend lifespan.

A memory-supported control means analyzes historical blood pressure developments to predict future drops during dialysis treatments.

Buffing graphene platelets into porous substrate pores maintains high flow rates while improving filtration efficiency under cross-flow conditions.

Incorporating polyamidoamine dendrimeric carbon dots into polyamide membranes enhances hydrophilicity and filtration efficiency.

A plate-like aerosol distributor injects particles via countercurrent flow to achieve uniform distribution across filter surfaces.

A resilient drainage control member mounts over storm water pipes to filter debris while allowing water flow.

Hyaluronic acid coatings on polyethersulfone membranes improve sieving selectivity for inflammatory mediators without increasing device complexity.

A detection system measures electrical impedance changes between arterial and venous lines to identify needle dislodgement during blood treatment.

Replacing tin with bismuth maintains storage stability while enabling fast curing of polyurethane potting compounds for medical filter elements.

Annular media seal enables spatially resolved testing of flat membranes before assembly, identifying defects to reduce rejection rates.

An inert blanket gas prevents oxide diffusion into a heated hydrogen membrane during idle periods, preserving permeability and reducing restart recovery time.

Inert protective coatings eliminate release agents and platen adherence, maintaining smooth surfaces in micro-channel devices.

Segmented corrugated plates create communicating gaps that equalize flow rates across parallel reactor channels, preventing uneven efficiency and dust blockage.

Spiral membrane winding reduces device complexity and manufacturing costs while maintaining leak-tightness in redox flow battery stacks.

Coarse potassium carbonate reduces polydispersity and cyclic oligomers in polyarylene ether sulfone, eliminating complex separation steps.

Electronic sensing and feedback mechanisms replace mechanical balancing to maintain precise net fluid balance during renal failure therapy.

Optimized PTFE membranes balance waterproofness and sound transmittance by maintaining low surface density despite high tensile strength requirements.

A polymer modified porous substrate integrates a polymeric monolith directly onto a support structure to enhance analyte retention.

A heterogeneous zeolite membrane grows DDR crystals on CHA seeds to separate carbon dioxide from gas mixtures.

Biochemical layers adhere captured particles for efficient recovery while dynamic membranes adjust pore sizes to resolve single filter limitations.

An ionic liquid coating prevents charge accumulation during scanning electron microscopy, eliminating signal flooding and accelerating analysis speed.

Segmented capacitive desalination units equalize flow rates to prevent dead zones and improve water recovery.

Selective anisotropic etching of monocrystalline silicon produces uniform microneedles with minimal skin damage and reliable transdermal drug delivery.

A hollow fiber membrane module uses a detachable collecting member to secure the first end of the membrane bundle while leaving the second end free.

An elastomeric spacing member applies radial forces to retain detached filter layers, reducing manufacturing complexity while maintaining structural stability.

Fenton reagent degrades organic matter in animal feces, preventing microplastic damage and enabling accurate Raman spectroscopy identification.

Compressive force via a spacer cures polymeric membranes, eliminating chemical treatments that cause low yield and high variability.

Segmented melt-blown non-woven layers resolve pore size uniformity trade-offs, boosting leukocyte removal and erythrocyte recovery.

Coolant flows through guide member partition walls to cool exhaust gas, promoting condensation for efficient intake humidification.

In situ alkali production via bipolar membranes precipitates magnesium while preserving lithium resources and cutting costs.

Covalent polymer grafting on porous membranes stabilizes biomolecule binding, resolving low sensitivity and detachment issues in lateral flow assays.

Amine-polyoxyalkylene draw solute generates high osmotic pressure to drive water transfer across semipermeable membranes.

Wetted microporous membranes enable efficient CO2 stripping via pressure-driven diffusion, resolving energy consumption and equipment size constraints.

Composite graphene layers resolve flow rate declines under cross-flow conditions while maintaining separation efficiency.

A humidity control layer stabilizes sensor response bias using a porous matrix filled with water-soluble polymeric substances.

A thermoresponsive polymer solution diffuses into fouled ultrafiltration membranes and precipitates to disrupt the foulant layer.