Plastic Recycling TRIZ Cases

A polyimide resin incorporating dynamic covalent bonds enables structural healing and material recycling through temperature control.

Ionic liquid and deep eutectic solvent systems facilitate selective lignin depolymerization into phenolic monomers.

Inorganic filler stabilizes recycled polyamide against thermal decomposition, reducing gas generation while maintaining mechanical integrity.

Process recovers rubber-modified vinyl copolymers via alcohol-based transesterification.

Thermoforming process blends recycled thermoplastics and thermosets near melt points to create structural composites with enhanced integrity.

An oligomeric polyethylene terephthalate substrate forms through reacting recycled bis-hydroxylethyleneterephthalate with an under-esterified purified terephthalic acid oligomer.

Flooded leaching and multi-stage filtration purify reclaimed polymers, removing surface and bulk contaminants to enable demanding applications.

Base catalyzed alcoholysis breaks down furan dicarboxylate polyesters into pure diols and furandicarboxylates, eliminating inefficient by-products.

A white polyester film uses a masterbatch of physically and chemically regenerated chips to enable extrusion.

Precise monomer ratio control suppresses thermal decomposition, maintaining specific double bond levels to preserve polymer quality.

Partial depolymerization with simultaneous distillation recovers cyclic oligomers from polyester waste, eliminating complex purification steps.

Detachable grinding blocks and axial interval adjusting rings enable versatile tire crushing while simplifying maintenance of the multifunctional crusher.

Scavenging agents remove sulfur during extrusion, preventing equipment degradation and enabling recycled EPDM reuse.

Controlled extrusion parameters optimize mechanical properties of recycled rubber, enabling up to 50% usage in technical items.

Continuous extrusion using supercritical solvent decrosslinks thermoset waste, resolving high temperature decomposition and low productivity bottlenecks.

A distillation region in an extruder expels solvents via steam, preventing particle agglomeration during polymer recycling.

Cracking pyrolysis oil yields propylene feedstock that reacts with depolymerized terephthalates to create polyesters with high recycled content.

Gravity and centrifugal force separate shredded tire elastomer from reinforcements, preventing material degradation during recycling.

A thermoplastic filament recycling method uses multi-directional cutting and pneumatic aspiration to separate contaminants from polymer strands.

Segmenting continuous polymerization from batch modification resolves productivity versus adaptability trade-offs in specialty resin production.