Developers TRIZ Cases

Sulfur heterocyclic acrylate resins generate triboelectric charge through friction with toner particles.

Uniform fluororesin dispersion in the binder resin prevents toner adhesion, resolving charge stability issues during extended developer use.

Optimized surface coverage on coated resin particles removes residual polymer interference to improve fixing performance.

Reacting polyester resin with hypohalite introduces acidic moieties, enabling stable xerographic charging across varying ambient environments.

A toner combines amorphous vinyl resin with crystalline polyester and composite wax to achieve low-temperature fixing.

Combining ester and acid group olefin copolymers resolves the trade-off between low-temperature fixability and charge retention while ensuring strong adhesion.

Vinyl resin external additives prevent particle detachment and embedment, stabilizing charge levels to maintain consistent image density.

Multiple crystalline resins with different melting points lower viscosity for easy fixing while maintaining elasticity to prevent hot offset and paper blocking.

A hybrid crystalline resin combines polyester and amorphous units with a nucleating agent to form toner base particles.

A magnetic toner uses controlled storage elastic moduli to achieve stable low-temperature fixability.

Combining Pigment Red 269, 185, and 122 expands the color gamut for rosy-red flesh tones while maintaining solid area density.

A sea-like polyester domain with island-like nigrosine pigment domains maintains toner chargeability.

Rectangular inorganic fine particles scrape silica off the charging roller, resolving the trade-off between transferability and roller contamination.

A toner set segments particles by internal friction angle to optimize flowability and adhesion for full-color image formation.

A toner composition blends amorphous and crystalline resins to achieve improved heat cohesion and document offset properties.

Applying a fatty acid metal salt film reduces photoreceptor surface energy, preventing internal image lacking at character portions.

Segmented amorphous polyester toner resin lowers glass transition temperature while maintaining heat-resistant storage stability.

Silane-modified polyester resin coating on toner particles anchors external additives, preventing burial during high-temperature storage.

Coated external additives on toner particles resolve the trade-off between low-temperature fixability and heat resistance.

Zinc mediator prevents oxidation of metallic pigments and hydrolysis of binder resins, maintaining image brilliance and uniformity over time.

Embedding inorganic fillers into organosilicon binders prevents particle detachment and end portion soiling during high-speed printing.

Cross-linked polymer shells create bumpy surfaces on toner particles, acting as internal spacers to eliminate external additives and boost transfer efficiency.

Segmented fine particles with organosilicon shells improve toner charge rising performance and transferability while suppressing member contamination.

Precise temperature-time control during emulsification prevents image density unevenness while enhancing heat storage properties.

Ferroelectric barium titanate particles in a silicone coat layer provide high charge retention for stable image formation.

A toner formulation uses specific polyester resins to enhance low-temperature fixing properties.

Differentiated inorganic particle coverage ratios across toner size ranges suppress fogging while maintaining image density stability.

Fluorinated acrylic monomers in the polymeric additive reduce sensitivity to humidity fluctuations while maintaining charge stability at lower densities.

Combining ester and microcrystalline wax as mold release agents prevents color turbidity while maintaining cohesive force during high-attachment fixing.

Aminophenol compounds reduce hydrogen bonding in binder resin to prevent dye aggregation and maintain storage stability.

Strontium-doped manganese ferrite particles enhance toner circulation within the development region to improve image density.

A toner composition combines ethylene-vinyl acetate copolymer with specific polysiloxane derivatives to enhance low temperature fixability.

Toner particles with titanic acid and silica additives suppress fogging by preventing electrostatic concentration of silica in non-image areas.

Complex metal oxide carrier core particles enhance magnetic retention to prevent scattering during high-quality image formation.

A core-shell toner production process fuses shell layers to core particles using metal salt loading and controlled heating.

Toner particles feature a shell layer with distinct copolymer domains to balance bonding and separation properties.

Nonionic surfactants with specific HLB values prevent colorant segregation during standing, maintaining sharp particle diameter distributions.

Optimized toner particle shape and composite resin composition prevent scattering and staining during high-speed image formation in varying environments.

A toner uses a polyester binder resin with aliphatic compounds and a pyrazolone monoazo metal charge control agent.

A pigment dispersion with a fluorescent agent and binder resin emits visible light under UV excitation.

Gradient silicone toner resolves low-temperature fixability versus high-temperature adhesion trade-offs on thick paper.

Microcrystalline wax reduces non-electrostatic adhesion, maintaining transfer efficiency and image quality at high speeds.

Fusing aggregated toner particles at an agitating Reynolds number between 5.0×10^4 and 1.0×10^6 prevents coarse powder generation from excessive stress.

A composite polymer dispersant prevents colorant aggregation at high concentrations, maintaining image density and fixation strength.

Aggregating colorant polymer and resin particles improves dispersibility without complex steps.

Calcium strontium zirconate particles absorb positive charges during transfer, preventing opposite polarity charging and halftone scattering in high humidity.

A photoresponsive polymer fluidizes under light irradiation to enable rapid toner fixation while maintaining structural toughness.

Optimized toner composition with controlled binder resin molecular weight and releasing agent domain distribution.

Optimizing release agent content and particle size sets specific friction ranges, reducing fog during repeated printing cycles.