Membranes TRIZ Cases

A carbon membrane loaded with linear alcohols or ethers maintains high separation performance and permeability.

A lamination method joins a thin resin film to a porous support using a water-based peeling liquid.

Asymmetric hollow fiber membrane resolves protein separation efficiency and fouling trade-offs through precise porosity control.

Atomic layer deposition creates uniform nanopores in biomimetic membranes, reducing transport resistance to lower desalination energy costs.

A nanofiltration sulfate removal membrane system removes scaling ions from saline feed streams to prevent precipitation in electrolytic cells.

UV irradiation crosslinks benzylic hydrogen and carbonyl groups in polyarylene ether membranes to resist hydrolytic degradation.

A film separation device uses a segmented guide mechanism with slidable holding sections to simplify cassette installation.

A vehicle gas separation system directs exhaust water vapor to a membrane unit for selective ionization.

Pre-flush cleaning prevents mineral fouling in reverse osmosis membranes during arctic operation, maintaining treatment efficiency.

Non-planar porous membrane impedes polar liquid flow to isolate droplets, eliminating centrifugation time and messiness.

Continuous filtration of electrodialysis streams separates lithium hydroxide from contaminated diluates.

Low molecular weight resin binders suppress viscosity increases during drying, preventing cracks in thicker ceramic membrane filters.

Replacing plasma polymerization with inkjet coating resolves film thickness uniformity issues, preventing pinholes while maintaining high gas selectivity.

A bicycle-mounted reverse osmosis filtration unit uses a variable chain drive to generate high pressure for clean water production.

Selective removal of a sacrificial layer releases ultrathin nanoscale membranes, resolving the trade-off between membrane thickness and material versatility.

Segmented end covers enable dual filling per revolution, resolving limited channel spacing constraints to double pressurized liquid volume.

A fluid purification system combines forward osmosis, ion exchange, and re-concentration to separate contaminants from liquid streams.

Controlled surface area and crystal strength improve seed adhesion on vertical planes, enabling uniform zeolite membranes.

Integrated dialysis membrane in flexible bag bioreactor eliminates external modules, resolving low mass transport and clogging issues.

A hydraulic circuit circulates heated acid or alkaline solutions through filtration membranes to remove biofouling in deep-sea water treatment units.

A dosing control method stabilizes ultrafiltration systems by adjusting flocculant dosage based on real-time differential pressure data.

Sand-mediated drainage and cyclone separation consolidate phosphatic clays, reducing water consumption while producing stable reclamation fill.

Stacked PTFE membranes expand to form a single layer with macro-textured surfaces.

Segmented chambers with a tap device deliver anaerobic agents while preventing contamination and simplifying sterility testing workflows.

Series membrane device recovers volatile organic compounds with high selectivity, reducing required membrane area and processing costs.

Beta-diketonate additives in interfacial polymerization raise flux above 51 L/m²h while maintaining salt rejection over 99.5%.

Grafted hydrophilic polymer brushes on polyamide membranes resist biological fouling while maintaining high flux and chlorine tolerance.

A gas separation membrane featuring a further layer with metal oxide groups enhances mechanical protection while maintaining high gas permeance.

Pressurized gas fills the permeate space to prevent backflow caused by pressure drops, reducing contamination and extending module lifespan.

A polyolefin microporous membrane with controlled pore diameter and porosity separates particulate matter from fluid streams.

Direct M-C bonding attaches organic moieties to inorganic substrates, eliminating high-temperature drying steps and reducing energy consumption.

A double-layered cellulose nanofiber membrane coated with an ultrathin graphene oxide layer creates nanochannels for water transport.

A thin film composite membrane with a hydrophilic support layer and polyamide rejection layer improves water flux.

A piston-driven water filter uses a threaded sleeve to brush the exterior of the filtration medium.

Controllable flow guidance in a membrane device reverses fluid direction via valve circuits, removing fouling deposits without shutting down production.