Semi-Permeable Membranes TRIZ Cases

Graph neural networks predict polymer performance for gas separation membranes, addressing data scarcity and long development cycles.

Incorporating voiding agents into polyester reduces label density below 1.05 g/cc, enabling sink/float separation from PET bottles during recycling.

A hollow fiber degassing module prevents membrane swelling from blocking ink passages by using a support body to maintain structural integrity.

Thermal retraction creates serpentine fibrils in expanded fluoropolymer membranes, resolving the trade-off between tensile strength and elongation.

A microfluidic device uses inertial focusing to concentrate target particles into a single outlet stream.

Hollow fiber adsorption columns capture carbon dioxide from inlet gas streams using polymer-based porous structures.

Incorporating ortho-dimethyl triptycene monomers builds intrinsic microporosity in polyimides, boosting gas separation efficiency without complex fabrication.

On-filter deglycosylation via MWCO filtration resolves membrane saturation and nucleophilic interference to enable high-throughput glycosylamine analysis.

Asymmetric GDL cutting prevents intrusion into gas channels, reducing ice formation and contact resistance during freeze-thaw cycles.

Introducing cardo groups increases free volume in polybenzimidazole membranes, resolving the trade-off between thermal stability and gas permeability.

Segmented electrical potentials control ssDNA translocation speed through lipid bilayer nanopores, enabling precise base pair discrimination.

A filtration unit uses a propeller-driven removal tool to rotate inside the filter element during backwashing.

A membrane catheter uses a liquid carrier to exchange substances with blood.

Masking agents suppress thiol group interference during solvent extraction, stabilizing heavy metal recovery rates across diverse samples.

A polysulfone hollow fiber membrane incorporates a fat-soluble substance on its surface to achieve high beta2 microglobulin clearance rates.

Complexing metal cations with polyimide backbones inhibits physical densification, maintaining permeance and selectivity in carbon molecular sieve membranes.

A chamber with a side-wall filter separates nanoparticles from biomolecules using gravity and vacuum pressure.

An electrolytic cell with an ion conductive membrane regenerates molten alkali metals from spent sulfide solutions.

A polyolefin microporous membrane incorporates inorganic particles to boost puncture strength and compression resistance.

Porous ring-shaped seal reduces polymer hardening by preventing fluid stagnation in high-pressure filtration systems.

Immiscible molten salt layer separates solid carbon from molten metal catalyst, preventing reactor blockage and maintaining catalytic activity.

A dual leaching process recovers lithium hydroxide from raw materials using alkali earth metal hydroxides.

Multiple inlet flow paths in the filter housing diffuse high-velocity fluid to prevent direct impingement and wear on the filter media.

Metal ion complexes in the polymer matrix enable high selectivity, reducing energy consumption compared to cryogenic distillation.

A porous metal membrane with molten carbonate separates carbon dioxide from flue gas streams.

A portable water purifier uses a piston apparatus to reverse flow through the filter core.

Interfacial Microfluidic Membrane Processing grows defect-controlled ZIF-8 layers inside hollow fibers, resolving scalability and reliability contradictions.

A wireless pressure sensor uses a compressible container to detect fluid pressure via electromagnetic resonance.

Rotating the separation container generates centrifugal force that drives liquid through a perforated filter, resolving poor gravity-based removal efficiency.

Aluminum-filled epoxy tubesheets bend under thermal stress instead of cracking to maintain Air Separation Module integrity.

Electrospun metal oxide composite fibers create a porous separator that reduces heat shrinkage and maintains ionic conductivity at elevated temperatures.

PAEK membranes separate catalysts from esters to prevent thermal deactivation, lowering equipment complexity and byproduct formation.

Replacing flammable ethylene oxide with oxazoline blocks creates stable vesicles for targeted drug delivery.

Segmented air pressure removes fouling substances from ceramic membranes without requiring large-diameter drainage pipes.

A porous membrane filtration method applies a sodium hydroxide cleaning step to restore efficiency while preventing strength deterioration from clogging.

Selective permeable membranes separate azeotropic phosphorus pentafluoride and hydrogen chloride, reducing equipment size compared to absorption towers.

Ion-selective electrodes absorb cations and anions from gas flows to generate electrical energy through electro-neutrality maintenance.

A porous layer vents permeate gas from pressure vessel liners to atmosphere, preventing buckling and false pressure sensing.

Stacked sieving and adsorptive membranes separate DNA, RNA, and proteins in one step to eliminate sample heterogeneity artifacts.

Multi-stage drawing with distinct temperature baths creates stable porous networks that reduce fiber density while maintaining mechanical strength.

Diazonium chemistry and atom transfer radical polymerization create hydrophilic coatings that reduce energy consumption during nanoparticle preparation.

Flash sintering nanocrystalline zirconia powder produces dense, self-supporting ceramic electrolytes compatible with metal supports.

A water filtration device uses removable filter cartridges to target specific contaminants in varying water sources.

Poly(p-xylylene) barrier prevents compound migration in water-soluble packaging while enabling controlled dissolution.

Normal flow filtration removes synthesis contaminants from precipitated mRNA, achieving clinical-grade purity without additional steps.

A vertical filter bag system uses gravity to drain liquid from solids laden slurry through filtration fabric.

A mixing chamber combines test aerosol with compressed air using a swirl device to generate uniform flow for filter leak testing.

A three-stage membrane separation process recovers helium from natural gas streams using polymeric membranes.

Segmented exchange modules with radial capillary networks increase gas exchange rates while maintaining compact device size.