Semi-Permeable Membranes TRIZ Cases

See how oblique-oriented microporous hollow fibers in closed-loop evaporative cooling units red

See how a membrane separator with inclined flow paths uses pressure-based permeation to recover

See how V-shaped microporous hollow fiber windings reduce water carryover and enable precise hu

See how a membrane separator with inclined flow paths separates condensable components using pr

See how blended-core polycationic microfibers sequester nucleic acids, proteins, and exosomes w

See how copolymerizing fluorinated vinylic monomers with hydrophilic comonomers resolves adhesi

See how a vapor-selective membrane with thermally conductive support enables simultaneous mass

See how a support structure with only longitudinal webs parallel to squeegee movement eliminate

See how silicone membrane filters in sealing profiles retain shower steam and heat while enabli

See how a liquid ejector replaces mechanical vacuum pumps to reduce energy use, while phase-tra

See how a passive inline separator uses a liquid permeable membrane to capture liquid and diver

See how cold welding joins thermoplastic nonwoven and membrane layers below melting point to pr

See how a photoreactive nonwoven membrane generates singlet oxygen to kill pathogens while main

See how surfactants prevent nanofiber flocculation during water-based drying, enabling low-cost

See how a liquid ejector and pressure reducer replace vacuum pumps to enable efficient evaporat

See how a vertically oriented porous membrane separator removes air contaminants from low-press

See how a vertically oriented separator with porous membrane uses phase transition and gravitat

See how geothermal heat pumps buffer temperature fluctuations in membrane gas separation, impro

See how a graded spherical structure layer with varying pore diameters maintains separability a

See how a membrane-based separator with turbulence elements removes air and contaminants from c

See how a woven mesh with two polymer filaments enables selective thermal bonding to a nanofibr

See how recirculating CO2 product gas heats low-conductivity zeolite sorbents for regeneration,

See how cold welding joins thermoplastic elastomer membrane and nonwoven layers without destroy

See how a molecular sieve membrane separates refrigerant vapor from air, enabling low-pressure

See how microcreping a laminated microporous membrane introduces permanent wrinkles to improve

See how a microporous membrane with turbulator-induced turbulence prevents desiccant carry-over

See how a filter capsule removes suspended particles and crema from pressure-extracted coffee t

See how combining Joule-Thomson expansion with membrane separation recovers natural gas liquids

See how a support frame with channels and an oxygen-selective membrane reduces oxygen levels in

See how alternating PTFE membranes and embossed non-woven supports enable high-pressure cleanin

See how alternating frame web thickness creates cross-countercurrent water flow, reducing energ

See how membrane separation integrated with distillation reduces energy and capital costs in pr

See how a membrane compressor replaces piston pumps to enable continuous water extraction from

See how a microporous membrane and turbulator design enable turbulent flow, prevent desiccant c

See how a vapor-selective membrane with recirculation flow and low-temperature condensing reduc

See how receding portions at insertion-leg roots reduce stress concentration, preventing cracks

See how rounded portions at the insertion root eliminate stress concentration, preventing crack

See how amino-functionalized polyelectrolytes fixed to textile carriers enable selective adsorp

See how an elevated air inlet unit with membrane filter prevents sea water and moisture from en

See how a selective membrane with recirculation pump extracts water vapor from ambient air, red

See how inorganic membranes and optimized pressure ratios overcome low-temperature performance

See how a microporous membrane with falling-film desiccant flow prevents carry-over, enables co

See how a thin-film membrane and support frame design selectively removes oxygen from refrigera

See how a hydrophobic membrane humidifier uses water flow rates exceeding vapor flow by factor

See how an electrospun polymer coating blocks surface pores in a web-structured sound-transmitt

See how modulating motor-controlled valves stage fluid flow through condensers only when needed

See how buffering and spacing structures between hollow fiber membranes prevent pressure-induce

A membrane contactor extracts solvent from mineral-laden working fluid to cut scale in heat exchangers while recovering distilled water.

A staged EC-MF-cooling-NF-RO process turns geothermal brackish water into fresh water on-site, cutting trucking, pollution, and waste.

A microporous membrane and falling desiccant film enable turbulent air-side transfer while preventing corrosion, carry-over, and excess fan power.

A concavity below the horizontal groove retains polyurethane flow, preventing underfill and air voids in seat pad foam molding.

Microscopic cup-like die indentations and very low gloss create suede-like coatings that resist pressure marks and release dirt easily.

A receding root geometry cuts stress concentration in elastic insertion portions, preventing cracks and detachment while preserving airflow.

A pleated waterproof vent membrane boosts gas flow in limited mounting space while resisting water droplet coverage and lamp fogging.

A membrane-distillation CO2 recovery loop recycles permeate and uses self-refrigeration to raise purity above 90% with lower energy use.

A grafted porous nonwoven filter boosts biopurification throughput while reducing channeling, fouling, and pressure drop.

A selective membrane recycles solvent into evaporative cooling loops to limit fouling, control contaminants, and reduce additive use.

Sterically hindered nitrogen heterocyclic polymers improve membrane stability and ion conductivity in strong alkaline and acidic environments.

A porous PTFE scaffold limits alkaline membrane swelling while preserving ion exchange capacity, strength, and low ionic resistance.

A tooth rim dispersion process controls sulfonated polyarylene ether sulfone particle size, cuts fines, and lowers residual sulfuric acid.

Quantified test gas flow through a functional layer reveals holes, cracks, and density defects while limiting diffusion loss.

Crosslinked cellulose fiber membranes raise salinity-gradient power output while lowering membrane cost, complexity, and environmental risk.

TRIS-functionalized AEMs with metal oxide fillers improve ion selectivity, conductivity, and stability while limiting crossover in electrochemical devices.

Ceramic nanoparticles embedded in a polymer scaffold balance low-cost processing with durability, transparency, ionic conductivity, and 216°C stability.

Silica-based nanoporous membranes with covalently bound sulfonate groups improve cation transport while limiting water swelling and brittleness.

Turbine exhaust heat and generated electricity are reused to separate and desorb CO2, combining power generation with greenhouse gas capture.

Bonding the protective layer to the spacer instead of the membrane prevents delamination, leakage, and humidity-exchange losses in fuel cell humidifiers.

Coupling turbine-based renewable power with sorption or membrane separation captures greenhouse gases using shared electricity and heat.

A heterocyclic bipolar coating cuts vanadium ion permeation while preserving proton conductivity and stability in redox flow battery membranes.

Bipolar electrodialysis separates lithium hydroxide from battery leachate while calcium precipitates fluoride, enabling acid recycle and impurity control.

A pre-concentration dewaterer raises low-solvent mixtures into the membrane operating range, improving recovery efficiency and membrane life.

A selector routes low-concentration IPA away from the membrane until the threshold is met, protecting separator life and reducing waste.

A mixed 1,2-dichloroethane and cosolvent system keeps poly(phenylene ether) sulfonation homogeneous at 20-50% for scalable production.

Covalent bonding between fluoropolymer hydroxyl groups and metal compounds improves inorganic dispersion, adhesion, and scratch resistance.

Surface-grooved thermoplastic fibres improve compressed-air noise damping in tight spaces without denser meshes or larger silencer housings.

A porous PTFE scaffold and functionalized polymer enable thin anion exchange membranes with low ionic resistance, strength, and alkaline stability.

A low-temperature sol-gel membrane cuts ceramic processing cost while limiting active-species crossover in redox flow batteries.

Dry reforming plus solid carbon capture recycles CO2 back into hydrogen production, cutting emissions outside the system.

A quaternized crosslinked styrenic block copolymer blended with thermoplastic polymer improves hydroxide conductivity, alkali stability, and membrane strength.

A high-crystallinity fluoropolymer membrane lets battery gases escape while limiting moisture ingress, improving cell reliability and service life.

An eccentric hollow fiber membrane balances pressure resistance and moisture permeation to improve fuel cell humidification durability.

Copolymerizing fluorinated vinylic monomers with hydrophilic comonomers improves substrate adhesion and water wettability without losing stability.

Blending halide-functionalized, thermoplastic, and copolymer materials enables extruded anion exchange membranes with stronger structure and scalable production.

Patterned plasma treatment creates strong and weak adhesion zones on battery separators to improve electrolyte wetting and gas discharge.

A tertiary-carbon aromatic polymer membrane preserves anion conductivity over time, reducing electrolysis efficiency loss from chemical degradation.

A filter vent recirculation loop re-filters bubble-laden treatment solution, cutting particle defects and solution waste in substrate processing.

Sequential uniaxial stretching and annealing create breathable microporous film without biaxial equipment, lowering investment cost.

Sequential longitudinal and transverse stretching forms battery separator microporous film without pore-forming additives or biaxial machines.

Selective fluorine substitution on perfluoroaromatic polymer chains boosts ionic conductivity while limiting brittleness and preserving membrane stability.

Co-extruded polyethylene and polypropylene microlayers improve separator strength, shutdown behavior, and resistance to splitting.

A split conductive pad tier moves pads inside and outside the logic region to shrink die area while preserving connectivity and manufacturability.

An inorganic-organic hybrid membrane with hydrophobic resin blocks gas crossover and short circuits while maintaining alkali resistance and ion conductivity.

Hydrophilic polymer chains grafted with proton carrier groups retain water, cut electroosmotic drag, and sustain proton conductivity in PEMs.

High-metal-density thermal dissipation blocks improve heat conduction in integrated semiconductor packages, lowering component temperature and supporting yield.

Varying hollow-fiber channel diameters helps fuel cell humidifiers sustain moisture transfer at high flow and avoid flooding at low flow.

A fluorine-free dual-crosslinker polymer film balances permselectivity and mechanical strength under strong basic conditions for membrane use.

Bidirectional off-gas paths and guide members maintain moisture exchange across hollow fiber membranes, improving fuel cell humidification efficiency.

An integrated overpressure valve diverts reverse-flow pressure in an infusion line filter to prevent hydrophilic membrane detachment.

Generating ozone before adiabatic compression preserves ozone supply while raising gas temperature for faster catalytic methane purification.