Special Tyres TRIZ Cases

A silica-reinforced rubber composition uses a silane coupling agent to bridge filler and diene polymer chains.

Polyphenolic polycondensate foam absorbs acoustic energy inside the tyre cavity.

Replacing carbon black with hydrothermally carbonized lignin reduces rolling resistance and heat generation while maintaining reinforcement strength.

Unsaturated thermoplastic styrene copolymer blends with silica fillers to reinforce rubber treads, balancing wear resistance against wet grip performance.

Terminal modified diene rubber improves silica dispersibility and affinity, reducing rolling resistance while enhancing wet grip performance.

Neodymium catalyst mediates polymerization to incorporate polar groups into the backbone while maintaining high stereoregularity.

Using rare-earth catalysts eliminates time-consuming synthesis steps to produce stable polybutadiene.

Organosilane-modified carbon nanotubes reduce electrical volume resistivity while preventing filler agglomeration.

Functionalized lignin replaces bi-component resins in tire compounds, resolving processability issues while maintaining structural rigidity.

Low-molecular weight conjugated diene polymer combined with a specific vulcanization accelerator ratio strengthens the sidewall reinforcing layer.

Synergistic combination of blocked mercaptosilane and specific hydrocarbon resin reduces rolling resistance while maintaining wet grip performance.

Continuous polymerization of modified conjugated diene-based polymers achieves narrow molecular weight distribution while maintaining tensile properties.

Optimizing polymer composition in the rubber mixture maintains electrical conductivity while lowering energy loss.

Grafted polyvinyl alcohol resin with silica resolves the trade-off between gas barrier properties and mechanical fatigue resistance in tire applications.

Segmented resin injection replicates natural marble's lump-shaped appearance while maintaining mechanical strength and surface quality.

Optimized width-to-diameter ratio and localized side reinforcing rubber improve fuel efficiency while maintaining run-flat durability.

A rubber composition uses a specific phenolic compound to enhance antioxidative effects and prevent blooming in vulcanized rubber.

Modified tall oil pitch replaces fossil processing oils in tire rubber compounds to maintain mechanical properties.

Amino-functionalized styrene-butadiene copolymer strengthens silica-rubber interfaces to reduce rolling resistance.

Partially crosslinked styrene thermoplastic elastomer seals tire punctures while maintaining dimensional stability.

Segmented tread ribs apply carbon black-rich compounds for wet grip while using low tan delta blends to reduce rolling resistance.

Short fibers on the inner surface boost sidewall rigidity while absorbing cavity resonance noise without adding weight.

SiOR-functionalized diene elastomers in tire rubber compositions maintain layer adhesion while reducing rolling resistance.

A rubber composition blends a low-molecular weight polymer with specific aromatic vinyl content to improve storage modulus and processability.

Blending microparticle composites into sulfur vulcanizable rubber resolves the trade-off between wear resistance and wet grip performance.

Spherical silica nanoparticles with controlled surface area balance rolling resistance and wear resistance while reducing zinc usage.

A rubber composition uses a tackifier with controlled molecular weight to manage surface migration and adhesion properties.

Dissolving water-soluble microparticles in the tread creates microroughness that resolves grip trade-offs on melting ice.

Polymerizing conjugated dienes with lanthanide catalysts creates reactive chains functionalized with protected polyoximes to reduce cold flow and hysteresis.

A segmented polymer composition forms intermolecular hydrogen bonds to create a robust crosslinked network structure.

Silica-coated rotaxane particles provide low-temperature flexibility in winter tires while maintaining reinforcing properties, avoiding complex synthesis steps.

Controlled silica particle size and coupling agent bonding resolve rolling resistance versus abrasion trade-offs.

Optimizing polybutadiene viscosity and stress relaxation time improves fuel efficiency while maintaining strength and abrasion resistance.

Aromatic polyester molding resin composition with polyolefin and tackifier resolves insufficient adhesion while maintaining gasoline resistance.

Surface-modified zinc oxide particles disperse uniformly in rubber, preventing aggregation and enhancing abrasion resistance.

Limiting residual catalyst to 300 ppm prevents main-chain breaks and gelation, improving breaking resistance.

Lactic acid catalyzes silica-silane coupling, eliminating high-temperature kneading steps to reduce viscosity and improve dynamic characteristics.

Magnesium doping modifies silica surface properties to enhance dispersion in natural rubber latex masterbatches.

Silicon-free heterocyclic compounds mediate silica dispersion in diene rubber, eliminating scorching and high Mooney viscosity issues.

A studded tire rubber composition uses low glass transition temperature polymers and specific fillers to secure stud pins within the tread.

Introducing a silyl coupling agent bridges hydrophobic rubber and hydrophilic silica, resolving dispersibility issues while maintaining low hysteresis loss.

A tire tread with radially superposed rubber portions uses distinct liquid diene polymer contents to enhance grip performance.

Crosslinked iso-styrene diene copolymers reduce thermoplasticity while maintaining hysteresis, resolving the grip versus rolling resistance trade-off.

Optimizing undertread rubber gauge and hardness balances rolling resistance reduction against steering stability deterioration in pneumatic tires.

Segmenting the tread cap into zones with different viscoelastic properties resolves the trade-off between treadwear characteristics and wet skid resistance.

Composite rubber formulation balances wet skid resistance and rolling resistance through optimized styrene-butadiene and polybutadiene ratios.

End-functionalized hydrogenated diene polymers reduce heat generation in tire treads, resolving the trade-off between fuel efficiency and mechanical durability.

Segmenting batch and continuous stages establishes narrow molecular weight distribution while maintaining high productivity.

Highly hydrogenated styrene-butadiene rubber combined with silica and carbon black resolves the fuel economy versus abrasion resistance trade-off.