Membranes TRIZ Cases

Spherulitic PVDF structures provide radial creep resistance against tube collapse under high temperature and pressure while maintaining gas permeability.

Stacked membrane pockets inside shipping containers reduce module count while maintaining permeate flow cross-sections.

Rubber-modified polyethylene membranes bond electrodes via hot pressing, reducing thermal contraction below 10 percent at 130 degrees Celsius.

Coarse granular medium in a gravity filter enables filtration rates exceeding 30 m/h, resolving the contradiction between water quality and productivity.

Two-step atmospheric pressure plasma treatment grafts amine functional groups onto hydrophobic polymer surfaces to enhance wettability.

A membrane distillation module transports vapor via carrier gas to a bubble column dehumidifier, reducing heat loss and energy consumption.

Porous nanofiber mats support ultrathin polyamide layers to reduce operating pressure and energy costs.

An immobilized substrate binds calcium ions to eliminate heparin side effects and liver processing burdens while maintaining precise mineral balance.

A compact water purification housing integrates concentric filter and reverse osmosis receptacles within a circular cross-section.

Radially positioned ion-selective membranes eliminate end channels and Donnan potentials, reducing energy costs while maintaining electrical neutrality.

A continuous membrane separator bypass system diverts fluid streams to clean membranes using automated valves and optical sensors.

Nested apertures in foldable filter support materials reduce edgewise flow resistance while preventing filter media damage.

Biaxially stretched PTFE sheets form a porous laminate that maintains low pressure drop while achieving high fine particle retention.

A gas-tunable membrane uses CO2-responsive polymer chains grafted on cellulose nanocrystals to dynamically adjust pore size.

A deaerating hollow fiber module eliminates the central cylindrical core to minimize fluid resistance during ink processing.

A prismatic membrane casing uses a movable lid body and pressing mechanism to house filter elements securely.

A polyolefin microporous membrane substrate maintains stable liquid permeability through controlled pore structure.

An electric field aligns particles in parallel planes within a polymeric matrix to overcome the Robeson limit for improved CO2 and CH4 separation.

Biaxially stretched PTFE membrane resolves thin film thickness versus strength trade-off via optimized sintering temperature.

Variable thickness spacers minimize shadow effect and electric resistance, cutting energy consumption by up to 15% during seawater desalination.

Functionalized UiO-66 fillers in hybrid membranes boost H2S and CO2 permeability, reducing energy consumption compared to amine absorption.

Gradient pore structures in electrospun PTFE mats reduce pressure drop while maintaining high filtration efficiency.

Adjusting volatile fatty acid ratios enables polyhydroxyalkanoate copolymer production, lowering costs compared to sugar-based methods.

A polyimide porous membrane purifies liquid via differential pressure, resolving acid resistance and durability trade-offs in semiconductor manufacturing.

A cross-linking process forms covalent bonds in fluorinated polymer membranes to boost mechanical strength.

Dithiocarbamate copolymers scavenge selenium from wastewater streams, achieving stringent discharge limits through synergistic chemical and physical separation.

Rigid holder connects multiple filter capsules to enable pre-sterilization, reducing assembly complexity and contamination risks in pharmaceutical processes.

A spiral wound membrane module incorporates a non-woven protective sheet between the membrane envelope and macroporous carrier.

A resin membrane filter with controlled through-hole geometry.

A coating apparatus uses a resistive member to control air streams for uniform catalyst slurry distribution.

Weighted plate assemblies in a gravity water purifier filter module drive filtration without electricity, solving pump dependency.

A composite filtering membrane separates organic zinc catalyst particles from resin solutions using magnetic capture and chemical adsorption.

Separate fixed rings segment the bundle to prevent knotting and disorder, ensuring efficient water distribution.

Controlled salt concentration in polyelectrolyte coacervates creates porous films that resist organic solvents while lowering manufacturing costs.

A self-formed lithiated nickel oxide interphase enables stable mixed ion-electron conduction in high-temperature CO2 capture membranes.

Intermixing discriminating and gutter layers eliminates delamination at high pressures while maintaining gas flux.

An electrolyzer converts sulfides to metal sulfates in sour water at pH 7.1 to 9.8.

Nanopore membranes separate hydrocarbon feedstock into permeate and retentate streams based on refractive indices.

A composite dialysis membrane uses a sulfonated polysulfone base with polycationic and polyanion layers to enhance water permeability.

Seeding diamond nanoparticles on an amorphous dielectric layer creates robust membranes compatible with CMOS processes.

Radiation-hardened composite membranes separate low-molecular substances from organic solutions, reducing energy consumption and n-hexane emissions by 95%.

Protonated chitosan reinforces graphene oxide sheets to prevent aqueous deformation, maintaining structural integrity and contaminant rejection.

A multi-stage reverse osmosis desalination system eliminates intermediate tanks using direct permeate conduits and circulation pumps to stabilize pressure.

A gas sparger collects and releases gas in discrete bursts to generate large bubbles for membrane cleaning.

Gradient spherical structures in a thermoplastic resin membrane balance mechanical strength and water permeation while minimizing clogging.

A three-dimensional NASICON-ceramic and carbon nanotube membrane structure enables deep ion penetration within the electrode volume.