Other Chemical Processes TRIZ Cases

Thermally activated peat granules remove heavy metals from wastewater, balancing mechanical hardness with ion-exchange capacity to prevent contaminant leaching.

A titanium-glyoxal complex sorbent adsorbs urea from spent dialysis fluid at physiological pH.

Staggered rotor paddles eliminate connecting bars to improve mixing action while upper and lower augers impart opposing axial movement.

In situ peracetic acid generation epoxidizes polymeric beads, eliminating hazardous reagents and enabling scalable, safe industrial production.

Cellulose nanofibers prevent rubber aggregation to resolve storage creaming and injection clogging in tire puncture sealants.

Controlled pore diameters and negative surface charge exclude albumin while adsorbing midsize proteins like beta-2-microglobulin.

Iron-saturated biochar captures phosphorus from sludge water to create plant-accessible phosphate ferrite, avoiding the low accessibility of struvite.

Ion-exchange treated Y-type zeolite selectively removes sulfur compounds while minimizing silver release into the beverage.

Composite porous-dense walls and ring seals prevent differential pressure cracking in ceramic adsorption structures.

Tightened hydrogel surfaces prevent adsorption losses and band broadening, ensuring sharp size-based separations of peptides.

A crosslinking resin composition uses urethane poly(meth)acrylate to enhance volume resistivity in ethylene copolymers.

A cleaner composition uses cis-1-chloro-3,3,3-trifluoropropene to remove grease from contaminated surfaces.

Flame processing converts alpha alumina precursor particles into sintered abrasive particles with a cellular microstructure.

Amino acid mutations at position H18 in protein A ligands increase alkaline stability, preventing antibody aggregation during high pH elution.

Precipitated iron catalyst with controlled Fe2+:Fe3+ ratio enhances catalytic activity.

A composite polishing composition using modified polyvinyl alcohol resins and specific polyalcohols suppresses surface defects and haze on silicon wafers.

Crosslinked coatings with hydrogen bonding moieties and liquid-like side chains shed ice and marine organisms while maintaining mechanical strength.

Metal cation modified zero-valent iron overcomes slow reaction kinetics and particle agglomeration to improve selenium, arsenic, and nitrate removal.

Positive zeta potential on silica abrasive grains enables high-rate removal of TEOS and SiH4 films while suppressing aggregation.

Acrylic-silicone graft copolymer release additive fixes in cured organopolysiloxane coatings via crosslinking.

Neutralize apatite surfaces using amino compounds to prevent hydronium release and preserve material integrity during chromatography reuse.

Acrylic-silicone graft copolymer achieves tight release force and low-temperature curing without reducing adhesive adhesion.

An inorganic matrix with controlled porosity disperses water-repellent resin to prevent oxidative deterioration and peeling.

Geopolymer-based friction material eliminates volatile emissions and thermal degradation from organic binders while maintaining high-temperature stability.

Acid-washed iron powder removes passive oxide layers to expose reactive surfaces, maintaining contaminant removal effectiveness across varying pH ranges.

A fluorine-containing compound reduces surface tension in aqueous media using a short perfluoroalkyl chain.

Non-coordinating buffers regulate pH during metal-organic framework synthesis, preventing rod-like elongation and improving CO2 capture surface accessibility.

Calcining zeolite Y with specific steam pressures prevents structural breakdown while lowering acidity for hydrocracking.

Inorganic solvent conditioning modifies SPE cartridge sorbent surfaces to enhance trapping efficiency.

Distillation or liquid-liquid extraction reduces trichloropropane contamination below 0.01 g/kg in epichlorohydrin products.

Amidation of polyamines with alkyl acids suppresses crystallization, maintaining room temperature flowability and reducing production costs.

Absorption material binds oxygen and water in printer cartridges, preventing contamination that degrades organic semiconductor formulations during storage.

Print monomer solutions in patterns on substrates and initiate polymerization with radiation to create patterned electrophoresis gels without complex mixing.

Converting sulfonated polypropylene surgical masks into porous carbon fibers reduces production costs and environmental impact while increasing surface area.

Anionic fluorine polymer resolves storage stability and whitening contradictions while delivering oil repellency to alkaline concrete.

Controlling fine powder moisture at 5-20 wt% boosts aggregation strength while maintaining water holding capacity and pressure resistance.

A nanostructured composite material coated with low surface energy polymers separates oil and water efficiently.

Aminoglycoside-derived microbeads conjugated with chemotherapeutic agents selectively bind hypermethylated DNA through hydrophobic interactions.

Stabilizers protect hydrofluoroolefins from degradation while preserving low global warming potential for sustainable applications.

Screen printing extrudes ceramic powder into shaped bodies to attach abrasive particles, increasing surface area and material removal capability.

Polyaddition synthesis of highly viscous organopolysiloxanes avoids slow condensation and metal catalysts.

Pre-coating abrasive particles with catechol resin improves bond strength while reducing manufacturing costs and process complexity.

Infiltrate porous salt templates with metal salts and decompose them to form robust, high-surface-area metal oxide structures.

Chemical recycling of post-consumer PET bottles yields a biodegradable resin that manages ore particulate emission while eliminating plastic waste pollution.

SCM-10 molecular sieve with specific oxide ratios enhances catalytic conversion of organic compounds.

Heterocyclic carbon compounds boost elemental silicon removal rates while suppressing silicon nitride polishing to maintain selectivity.

Photosensitive spacer material defines height through cross-section width dimensions to form precise step differences in liquid crystal displays.

Multi-step neutralization reduces residual monomer levels in superabsorbents by controlling dimeric acrylic acid content.

Alumina thin films enable water-compatible separation of organic compounds, resolving adsorbent damage and retention instability.

Leuco dye thermochromism enables invisible-to-visible transitions on packaging, bypassing complex RFID verification tools.