Disazo Dyes TRIZ Cases

See how tetra-azo dyes with biphenyl cores deliver single-dye brown shades and improved lightfa

See how hydrophilic polymer mediates oil-soluble dye dispersion in aqueous ink to achieve high

See how metal-free disazo compounds with triazine structure achieve high tinctorial strength, b

See how disazo compound colorants replace anthraquinone in orange cable-wrapping tape to achiev

Single biphenyl-linked azo dyes replace brown dye mixtures to improve paper lightfastness while preserving brownish shades.

Substituted triazine disazo dyes raise tinctorial strength while preserving UV-Vis characteristics across a broader color range for dyeing and printing.

Combining reactive dyes with complementary fibre-reactive groups improves deep-shade build-up, fixation, wash-off, and wet fastness.

Li+ and Na+ in a reactive black textile ink improve color depth, nozzle recovery, and black hue control across fabrics.

Alkaline-activated reactive dyes bond to leather at pH 8-11, raising fixation and preserving wetfastness, rubfastness, and shade depth.

Alkaline-activable reactive dyes bond covalently to leather at pH 7.5+ to raise fixation and improve wet, perspiration, and rub fastness.

Bridged disazo acid dyes with sulpho groups improve light and wet fastness on polyamide fibers while maintaining strong exhaustion and color consistency.

Na+ and Li+ in a reactive black textile ink improve black hue control, ejection stability, and recovery from nozzle clogging.

A retardation-layer polarizer and controlled reflection angle prevent HUD blackout through polarized sunglasses while maintaining heat resistance.

Diazonium salts attach heteroaromatic groups to pigments, resolving contradictions between light stability and formulation ease.

A photoresist composition uses a binder resin combined with a reactive black dye to form a stable black matrix layer.

Sulphonic acid groups on triphenylmethane cores boost light and wet fastness while maintaining compatibility with existing dyeing processes.

Bis-azo oxyalkylene dyes resolve the contradiction between water solubility and light fastness to improve domestic laundry whitening performance.

Optimized polymer dispersant molecular weight and acid value resolve continuous jetting nozzle clogging while maintaining azo pigment hue stability.

Dark quenchers eliminate background noise and simplify probe design by removing hairpin structure requirements.

Poly-alkoxylated bis-azo dye with terminal carboxylic acid group deposits onto textiles.

Defined dye content ratios resolve contradictions between light resistance and color density, ensuring stable image quality.

Introducing a cyano group ortho to the hydroxyl position on the phenolic ring resolves contradictions between storage stability and environmental resistance.

Merging the polarizer and protection into one polyolefin film reduces display thickness while maintaining reliability.