Developers TRIZ Cases

A silane coating structure on silica base particles prevents hygroscopic changes in molybdenum nitrogen compounds, maintaining stable charge distribution.

Resorcin derivative toners deliver sharp rising charge rates and high charge amounts without heavy metal contamination.

Segmented developer storage portions maintain toner capacity and uniform color concentration despite reduced apparatus volume.

Silica and titanate particles enhance toner flowability and charge stability, preventing additive burial during high-speed printing.

Resin with 70% elastic deformation rate keeps additives exposed, maintaining transfer efficiency and low-temperature fixability.

A process cartridge uses a photosensitive member with specific Martens hardness to suppress image smearing.

Segmented toner crystallization temperatures balance melting and solidification rates, reducing hot and cold offset across varying paper thicknesses.

A domain-matrix toner structure balances resin polarity to prevent image cracking during folding.

A composite binder resin combines crystalline vinyl with amorphous polymer to achieve low-temperature fixability.

Dual silica particles prevent desorption of positively charged additives in low humidity, maintaining image density and uniformity.

A toner production method uses a polysiloxane resin to precipitate at the droplet surface during carbon dioxide solvent removal.

Succinic acid polyester and alpha-olefin polymer in the toner prevent photoconductor filming and background fogging.

Bio-based polyester toner particles utilize emulsion aggregation to form sustainable imaging media.

A toner production method condenses organosilicon compounds in a surfactant-containing aqueous medium with controlled surface tension.

Incorporating aromatic aldehydes protects polyester resin from hydrolysis and photooxidation, maintaining halftone image anti-crease performance.

A bio-based polyester resin encapsulates insoluble pigments and waxes during latex formation through controlled solvent evaporation.

Surface coating with silica and titania particles suppresses discharge phenomena to resolve transfer defects in high-humidity environments.

A toner set uses fluorescent toners with specific hue angles to enhance color reproduction.

Sol-gel derived aspherical silica external additive controls toner surface area and flowability.

Core-shell toner with diester wax resolves the contradiction between low-temperature fixability and fixing film contamination.

Strontium titanate particles boost charge rising property, but resin coatings prevent charging roller contamination in low-humidity environments.

Optimized crystalline polyester suppresses back end offset and maintains charging stability in high-temperature environments.

A toner and carrier system with controlled surface indices for image development.

Segmented shell layers resolve the trade-off between low-temperature fixability and heat-resistant preservability.

Optimized silica particle size distribution in replenishment toner prevents aggregation and reduces fog formation across varying environmental conditions.

A toner composition uses magnetic iron oxide with specific elemental contents to control dielectric loss tangent.

Adding ultrafine bubble water during melt-kneading improves pigment dispersibility and hiding power without pulverizing aids.

Specific carbon atom ranges in polyalkyl methacrylate and fluorinated copolymer control slipperiness to prevent image streaks.

Continuous toner coalescence reduces energy consumption and production time by eliminating batch heating cycles and fouling.

A binder resin combines crystalline and amorphous components to enable low-temperature image fixation.

Localizing a low VOC coalescent agent in styrene acrylate shells resolves rough surface morphology and component rejection during coalescence.

Combining synthetic polyethylene with natural Carnauba wax lowers production costs and fusing temperatures while eliminating equipment deposits.

Composite polyester binder resin achieves low-temperature fixing while preventing background smear and offset.

A toner formulation uses a composite releasing agent to prevent vaporization defects during low-temperature fixing.

Caprolactone-based basic polymer dispersants resolve viscosity and fixity contradictions in wet electrophotography.

A toner embeds aliphatic acid metal salt particles within mother particles to ensure uniform lubricant distribution on photoreceptors.

Post-coalescence adhesion secures charge control agents on toner particles, preventing the drastic charge loss typical of emulsion aggregation processes.

Composite toner binder resin combines crystalline and amorphous polymers to resolve brittleness trade-offs during high-speed printing.

Replacing bisphenol A with cyclic and aliphatic diols in polyester toner resin improves environmental safety while maintaining electrical reliability.

Optimized bio-based latex particle size from 180 to 250 nm raises hot offset temperature while reducing drum contamination.

Incorporating alizarin units into polymer backbones creates bio-based colorants with inherent optical properties.

Controlled release agent domains and coloring agent dispersion in toner particles improve lightness and chroma on rough surfaces.

A magnetic developing carrier uses a resin layer with inorganic particles to maintain surface roughness and chargeability.

Irregular toner particles create a barrier at the cleaning blade nip to stop slipping and ensure thorough removal of residual material.

A control unit adjusts organosilicon polymer toner supply to maintain a protective layer on the cleaning blade.

A toner composition uses boric acid crosslinking and a fatty acid metal salt shell layer to maintain structural integrity.

Styrene-acrylic toners resolve the contradiction between durability and low-temperature fixability by controlling molecular weight ranges.

A toner formulation uses a dipentaerythritol ester compound to achieve high image density.

A spherical toner particle combines polyester resin with a nitrogen-containing surface layer to enhance triboelectric charging.