Semi-Permeable Membranes TRIZ Cases

Tapered spin column design increases specimen capacity and reduces elution buffer volume to achieve higher biomolecule concentration.

Reactive UV absorbers and fluorinated salts minimize polymer chain degradation, preserving mechanical properties and flame retardancy.

Hydrocarbon resin and drying oil composition captures emulsified oils via oleophilic adsorption, eliminating chemical additives and reducing operational costs.

Ethano-Tröger's base polyimides form intrinsic microporosity to enable high permeability and selectivity in gas separation membranes.

In-situ conversion of ZnO-PTFE composites reduces manufacturing costs while maintaining high separation efficiency.

pH 8.0 aqueous medium with adenine and mannitol preserves ATP levels and reduces hemolysis during extended room temperature holding.

A zeolite membrane composite selectively permeates straight-chain conjugated dienes from olefin mixtures.

Polyethylene fibers containing less than 40 ppm of metal elements suppress ion elution during solvent exposure, preventing defects in fine pattern fabrication.

Inline filtration removes contaminants during sterile bag filling, eliminating autoclave costs and heat degradation risks.

A microchannel chip uses a shallower guide groove to drive capillary liquid flow along the main channel.

Homogeneous PVDF reinforcement eliminates interface bonding issues, extending service life while maintaining high tensile strength.

A mesh pack end fitting with a deformable partition wall creates an elastic seal against a hollow core tube.

Polymeric additives dispersed in the porous support improve water flux while maintaining salt rejection for forward osmosis applications.

A dual membrane separator system continuously fractionates plasma into specific protein concentrates.

Curved channel geometry minimizes concentration polarization and clogging, reducing energy consumption in cross-flow separation.

Modular microfluidic blocks use precision locating features to form sealed fluid paths across assembled components.

A blood processing filter uses a gripper to compress the outer edge of the filter element, preventing side leakage while maintaining high treatment efficiency.

A primary containment vessel venting system uses a radioactive substance separation apparatus to discharge vapor continuously.

Basic buffer dissolution of plasma precipitate isolates Glu-plasminogen, resolving low yield and purity constraints in thrombotic treatment.

A fluoropolymer hybrid membrane enables ion conduction in secondary batteries.

Localized hydroxyl groups on rigid CARDO moieties boost CO2 and H2S solubility while resisting plasticization at elevated pressures.

A filter material uses epoxy resin impregnation with dual hardeners to achieve controlled curing and maintain structural integrity.

A dual flow path system with reservoirs and a controller adjusts fluid rates to maintain precise patient balance.

A water drainage pipe removes condensed water from the oxygen dissolution membrane module to maintain gas passage.

Aqueous electrostatic concentrators drive per- and polyfluoroalkyl substances across semipermeable membranes using electric fields.

Rotating roll with strip-form protruding part bends ePTFE tape, suppressing diameter variation and fiber debris for ion exchange membranes.

A nucleic acid extraction device uses a breakable member to automate liquid transfer without manual pipetting.

A filter assembly uses protruding check valves mechanically biased by the attached filter element to control fluid flow paths.

A filter assembly uses a cam drive mechanism to connect the element and mount securely.

Tetrahedrally coordinated zinc hydroxide moieties embedded in a polymer film react with carbon dioxide to facilitate selective transport across the membrane.