Developers TRIZ Cases

An olefin copolymer toner resolves the trade-off between low-temperature fixability and hot offset resistance by combining specific monomer units.

pH-triggered conformational shifts in ionic polymer flocculants enable precise toner particle size control without large pH swings.

A carrier with a core material and antimony-containing particle coating layer stabilizes electrical resistance.

Bifunctional ester compounds in styrene-acrylic toners suppress plasticizer seepage and color tone unevenness during low-temperature fixing.

Rapid cooling segments crystalline substances into microdomains, preventing outmigration that compromises storability while maintaining fixability.

Carrier resins use ester and nitrogen groups to enhance triboelectric charge transfer while maintaining resin hardness.

Silica-polymer composite minute particles stabilize the charging roller surface, preventing wear from abrasive external additives in toner.

A toner composition controls surface resin particle distances to optimize low-temperature fixability.

Composite external additives balance charge stability against filming on photosensitive drums by maintaining stable potential difference.

Bright transparent particles melt into gaps between darker particles to stabilize gloss uniformity during low-temperature image formation.

A toner composition combines gel latex with high glass transition temperature resin to control particle properties.

Silicon-based ester compound restricts mobility to prevent externalization, maintaining gloss while improving low-temperature fixability.

Styrene-acrylic binder and specific mold release agent prevent C.I. Disperse Blue 56 aggregation, suppressing dye bleeding during sublimation transfer.

Optimized toner particle size achieves high image density with low pigment concentration, reducing costs and environmental impact.

An isosorbide-based polyester toner resin maintains storage stability and fixing properties while preventing hot offset through precise parameter control.

Surface nitrogen layers regulate moisture adsorption to prevent charging variations and image defects in high humidity environments.

Optimized silica particle sizes prevent developer roll contamination while maintaining uniform image quality.

A toner formulation uses controlled polyester crystallinity to achieve low-temperature fixing.

Modified layered inorganic minerals replace interlayer ions to boost thermal conductivity, resolving low-temperature fixability issues.

Solvent flashing emulsifies polyester resin and wax together, eliminating surfactant removal steps that complicate toner manufacturing.

Crystalline polyester with a 30°C to 130°C melting point enables toner fixing at low pressures, resolving leakage risks from liquid cores.

A toner production method uses stripping treatment to remove residual ether components and styrene from polymerized particles.

A resin-filled ferrite carrier core material uses silicone impregnation to enhance durability and reduce heavy metal content in electrophotographic developers.

A magnetic core particle coated with a resin layer containing conductive particles stabilizes charge retention in electrostatic latent image development.

A toner composition uses elemental iron, silicon, and sulfur within a binder resin to develop electrostatic charge images.

A toner production process controls crystalline resin domain diameter and dispersion state through precise thermal treatment steps.

Amorphous polyester resin with specific monomer units enables low-temperature toner fixation while maintaining charge retention in humid environments.

Treated wax particles improve printed image durability by reducing flaking, peeling, and abrasion defects.

Quasi-crystallized crystalline polyester in the toner binder enables low-temperature fixing while maintaining charging stability and scratch resistance.

Magnetic toner particles with controlled inorganic fine particle surface coverage prevent fixation tailing during high temperature and humidity operations.

A toner formulation combines styrene-acrylic resin and crystalline ester compounds to achieve low-temperature fixing properties.

Covalent bonding prevents additive detachment and contamination, ensuring stable triboelectric charging performance in emulsion aggregation toners.

A method for producing toner particles adheres ionic resin to base surfaces in aqueous media.

Lanthanum-doped titanate toner particles stabilize charge via high dielectric permittivity, preventing photosensitive drum polishing and image defects.

A magnetic toner core-shell structure adjusts storage elastic modulus to improve adhesion while preventing electrostatic offset.

A toner particle with a core and shell layer uses hydrophobic resin to maintain charge stability.

Surface functional groups balance affinity for resin solution and carbon dioxide, resolving dispersion instability.

Crosslinked polymeric particles on toner surfaces enhance charge stability by resisting humidity sensitivity via silane coupling agents.

A crystalline polyester toner production method disperses oil phase resins in an aqueous medium to achieve precise particle control.

Optimizing magnetic particle exposure and surface roughness prevents toner aggregation, ensuring uniform image color under hot and humid conditions.

Amorphous bio-based toner resin lowers fusing temperature to cut energy use while maintaining reliable printing performance.

Composite resin toner particles enable low-temperature fixing while maintaining electrical resistance for stable charge retention.

Titanium catalyst enables polyester resin polycondensation with ethylene glycol and long-chain hydrocarbons.

Modified infrared absorbents reduce aggregation and maintain absorption performance in resin compositions.

Process adjusts pH and mixing speed to control aluminum aggregation, resolving batch variability that degrades image quality.

A toner uses a copper compound to stabilize colorants against ultraviolet radiation.