Chemical Industry TRIZ Cases

See how a carboxylic acid modifier with naphthalene rings forms ionic bonds with nylon amino gr

See how a blended refrigerant composition of 2,3,3,3-tetrafluoropropene and 1,1,1,2-tetrafluoro

See how a fuel-gas hot air system with circulating pipelines recovers residual heat to improve

See how an electrocaloric copolymer with nucleating agents replaces vapor compression refrigera

See how a precise HFO-1123/HFO-1234yf ratio achieves low GWP and high refrigerating capacity wh

See how refrigeration oil with controlled contact angle (0.1°≤Θ≤90°) and high breakdown voltage

See how a 2,3,3,3-tetrafluoropropene and 1,1,1,2-tetrafluoroethane blend achieves higher volume

See how a tetrafluoropropene-tetrafluoroethane blend achieves zero ODP, lower GWP, and higher v

See how a four-component HFC mixture balances mineral oil compatibility, non-flammability, and

A four-component HFC blend enables R22 retrofit with mineral oil compatibility, lower discharge temperatures, and non-flammability.

Direct gas heating through a helical-tube water loop cuts steam piping losses, stabilizes wash temperature, and simplifies maintenance.

Low-voltage turbine generation is combined through one inverter to export recovered plant power without step-up transformers or bulky switchgear.

Automated sampling and feedback correct reversed or mispositioned micro-channel flat tubes, improving channel consistency and heat exchange performance.

A low-surface-energy organosilane coating gives heat exchangers hydrophobic, frost-resistant surfaces without pungent or hazardous sol-gel byproducts.

An AC-polarized metal oxide bed removes chlorine impurities from epoxy resin below 800 ppm with lower energy use than distillation.

Separating carbonylation solvent before polymerization lets EO-to-PPL production use THF upstream without poisoning polymerization catalysts.

Membrane dehydration, catalytic impurity conversion, and reactive distillation raise trioxane purity while cutting corrosion, blockages, and energy use.

Compressed gas recycled from a downstream reactor moves polymer between gas-phase stages while cutting entrained gas, plugging risk, and gas-handling cost.

Nickel-copper-zinc ferrite on hollow porous carbon spheres boosts 2.45 GHz microwave heating speed, temperature, and aging resistance.

A core-skin polypropylene bead structure lowers steam pressure and energy use while preserving fusion quality, strength, and surface finish.

A resin, silica, and titanium dioxide coating builds a stable micro-nano surface that preserves heat exchanger drainage over long use.

A two-stage hydrogenated petroleum resin blended with homo-polypropylene improves BOPP cigarette film stiffness while controlling shrinkage and VOCs.

Continuous slurry quenching, granulation, and extraction prevent sulfur lump clogging while improving purity, thermal stability, and yield.

Using steam in the final rectifier reboiler stage reduces fouling sensitivity while preserving heat recovery in C4 butadiene separation.