Semi-Permeable Membranes TRIZ Cases

Reverse flow cleaning restores gas permeation membrane performance using hot air introduced against the operating direction.

A recirculation path integrates a probe and purification unit to verify and reuse process fluids in lithography tools.

An aggregating sampler collects and concentrates microorganisms from food items to create representative microbial samples.

Vertical blades erect on a substrate to form adjacent open channels, reducing external pressure requirements and enabling easy cleaning of microfluidic systems.

Wet-laid bicomponent fiber media achieve high filtration efficiency while maintaining low pressure drop and structural integrity.

A water vapor-selective membrane actively removes moisture from electronic enclosures using a pump or Joule heater to drive transport.

A reformate hydrotreatment method utilizes dissolved hydrogen in the liquid phase to remove olefins via catalytic reaction.

Dual-layer parylene membranes balance pore geometry and pressure to maintain cell viability during high-efficiency filtration.

A porous membrane chip drives red blood cell debris through microchannels via vertical flow fields.

Aromatic polycarbonate blends with brominated oligomers suppress smoke release during combustion.

An ionomer-coated graphene membrane enables proton conduction by lowering energy barriers, improving fuel cell efficiency.

Magnesium micromotors neutralize gastric acid and release payloads locally, avoiding systemic proton pump inhibitor side effects.

Immobilized complement receptors on polymer substrates bind and remove drug-resistant pathogens from blood via extracorporeal filtration.

A biomimetic membrane device generates electrochemical energy through lipid bilayer transport proteins.

Partial elution of sacrificial threads maintains low membrane resistance while preventing cracking in alkaline chloride electrolysis.

A polyethylene porous base material with grafted functional chains removes metal impurities from chemical solutions.

A blood processing filter uses a nonwoven fabric with controlled carboxyl groups and positive surface potential to remove leukocytes.

Segmenting reverse osmosis with nanofiltration reduces operating pressure and energy consumption while recovering resources from concentrated brine.

Stationary dialysis water preparation units connect to ring lines via coupling masks containing fixed hydraulic circuits.

A polymerizable liquid composition forms porous resin through controlled phase separation during curing.

A helicoidal filter assembly directs slurry flow to generate scouring action on the media surface.

Automated pneumatic device concentrates therapeutic fluids using sequential plunger actuation.

A degassing device uses a controller to switch mobile phase flow to a drain path when the liquid feeding pump stops.

A diesel fuel water separator uses a pressure gradient to discharge collected water from the filter collecting space.

A crosslinked polymer network on a porous support selectively binds and isolates target biomolecules from solution.

Segmented flow circuits route fuel through and around nested membrane tubes, resolving low deoxygenation efficiency caused by unused central surfaces.

Seals discontinuities in air permeable polymer layers using a curable thermoset repair liquid applied to tube bundles.

Thio-ether functionalized PAES copolymers increase hydrophilicity and flow rates in membrane filtration while preserving mechanical strength.

A composite separation structure combines a zeolite layer with an amorphous silica section to separate gases based on kinetic diameter.

Multi-layer microporous polyolefin membrane with segmented polyethylene and high molecular weight polypropylene layers.

Membrane distillation recovers energy-rich water from boiler blowdown streams, reducing fuel consumption by recycling purified condensate.

Pulsating air-fluid recirculation cleans dialysis filters, reducing water consumption and enabling reuse.

Three-stage membrane chain with pressure differentials achieves high purity gases while minimizing methane emissions.

Cyclic pneumatic pumping moves water and concentrates back and forth in a disposable container, resolving slow manual mixing bottlenecks.

Inclined shelf boards disperse air across the vertical flow path to prevent fouling in transverse-mounted membrane filtration.

Ring washer blocks ventilation member clearance to prevent high-pressure water ingress into housing internals.

Crosslinked silicone composite membranes reduce swelling in hexane systems to maintain separation stability.

An electrodeionization unit recycles spent dialysate into clean fluid using carbon and urease cartridges.

Encapsulating material isolates metal layers during deep reactive ion etching to protect fluid ejection heads.

Composite polymer support stabilizes silver ion complexes, preventing vaporization while maintaining high diffusion rates.

Inorganic infiltration via sequential synthesis improves solvent resistance and reduces fouling on polymeric filtration membranes.

Artificial microvascular network device measures red blood cell flow rates and hematocrits to predict perfusion capability and prevent ischemia.

A selectively permeable polyimide membrane isolates hydrogen gas from transformer oil to enable precise sensor detection.

A nitrogen-doped carbon skeleton derived from a zeolitic imidazolate framework anchors single-atom alkaline earth metals to enhance piezoelectric response.

Bilayer curvature bends gripper arms into fabric yarns, solving adhesive failure on stretchable substrates.