Monocomponent Polyurethanes Artificial Filament TRIZ Cases

See how meltblown thermoplastic polyurethane fiber webs and heat pressing eliminate solvent use

See how copolymerized polycarbonate diol with cyclic carbonate units reduces elastic modulus te

See how caprolactone-PTMEG copolymer polyol enables melt-spun TPU fibers to withstand disperse

See how adding 6-amino-1-hexanol at 1-80 ppm nitrogen stabilizes polyurethane mechanical proper

See how protein polyurethane alloy fibers replicate leather's strength, elasticity, and dyeabil

See how a nitrogen-containing compound at 0.2–40 ppm protects catalysts and prevents glycol dec

A porous electrospun polymer film deposits titanium carbide to reflect mid-infrared heat while preserving moisture permeability and strength.

See how supercritical CO₂ impregnation and phase transition replace organic solvents to produce

See how branched 2,2-dialkyl-1,3-propanediol units disrupt crystallinity in polycarbonate diols

See how elastic polyurethane yarn with cationic compound, chlorine inhibitor, and silicone oil

Controlled PEG content, capping ratio, and diethylenetriamine improve reactive dye uptake while preserving heat resistance and color fastness.

See how a hydrocarbon resin treatment agent balances hot melt adhesiveness with stable unraveli

Oppositely charged ion modifiers and dyes create ionic bonds on elastic fibers to improve color uniformity and washing fastness.

See how segmented nozzle arrays enable simultaneous electrospinning and electrospraying to redu

See how controlled aldehyde content in 1,10-decanediol polycondensation balances production eff

Embedding zinc particles in reinforced polymer fibers improves washability and abrasion resistance while sustaining therapeutic ion release to skin.

See how a thermoplastic polymer coating over a polyurethane elastomer core improves fiber proce

See how controlling trans-isomer ratio in 1,4-bis(isocyanatomethyl)cyclohexane improves eyewear

See how layer separation of PTMG mixed solutions achieves narrow molecular weight distribution

See how super-hydrophobic coating and electret nanoparticles prevent charge decay in humid air,

See how meltblown thermoplastic polyurethane eliminates solvents and merges multiple process st

See how specifying ≥80% trans isomers in 1,4-bis(isocyanatomethyl)cyclohexane improves polyuret

See how thermoplastic polyurethane with tailored viscoelastic peaks resolves the strength-comfo

Controlling trans isomer content and trace compound levels improves polyurethane resin strength, heat resistance, and impact performance for eyewear.

Controlling trans isomer content and trace compound levels in polyisocyanates improves polyurethane resin properties without excessive process complexity.

A dual-tanδ thermoplastic polyurethane balances eyewear strength, molding processability, and comfortable fit and contact.

Nano silica masterbatch raises TPU viscosity for stable extrusion of core-free yarns under 50 denier with better durability and abrasion resistance.

Silica nanopowder thickens TPU resin to extrude core-free yarns at 50 denier or less while improving durability and abrasion resistance.

Nano silica controls TPU viscosity during extrusion, enabling coreless yarns under 50 denier with smooth surfaces and better abrasion resistance.

Silica nanopowder tunes TPU viscosity for smooth extrusion of core-free yarns at 50 denier or less, improving abrasion resistance and surface quality.

Controlling aldehyde derivative content in 1,10-decanediol improves polycondensation efficiency while preserving polyurethane flexibility and heat resistance.

A high-trans cyclohexane diisocyanate composition improves polyurethane strength and yellowing resistance without impractical processing.

Mixed-polyol TPU with light crosslinking extends melt-spinning run time while reducing pressure buildup, breakage, and dyeing damage.

A crosslinked olefin core with an inelastic cover enables reversible heat-setting while preserving elasticity and resisting ozone, chlorine, and heat.

High-trans 1,4-bis(isocyanatomethyl)cyclohexane improves polyurethane strength while maintaining resistance to yellowing.

Embedding inorganic particles in TPU during wire drawing creates luminous fabric that stays visible in the dark without peeling after washing.

An elongate vent and partially opening mold help long pipe insulation fill uniformly while relieving curing expansion stress.

An unstretchable covering yarn limits core fiber strain to the yield point, preserving shape fixity and recovery over repeated textile cycles.

An aqueous electrospinning dispersion uses fiber-forming and crosslinking agents to spin silicone-modified polyurethane into strong, water-repellent nanofibers.

Using TPU for the bladder, yarn, and surface layers enables melt bonding without solvents, improving recyclability and peeling strength.

A caprolactone-PTMEG TPU composition enables solvent-free melt spinning while retaining elasticity during high-temperature disperse dyeing.

Hydrophobic nanosilica in a melt-blown hot-melt nonwoven enables thinner fabric bonding layers with uniform adhesion, breathability, and less resin overflow.

Multiple hydrogen-bonding units let low-molecular-weight biomedical polymers deliver strength, elasticity, durability, and controlled biodegradation.

Transesterification converts recycled polyester into polyether ester polyols that simplify spandex production and improve dye uptake without losing strength.

Electrospun polyurethane nanofibers create micropores that block liquid water while improving vapor flow, water pressure resistance, and tensile strength.

Zwitterionic polyurethane nanofibers improve islet encapsulation by combining mass transport, mechanical robustness, and low fibrotic deposition.

A dense outer layer over an electrospun inner layer limits blood oozing while preserving puncture resistance and blood compatibility.

Controlling the urea-to-urethane bond ratio helps polyurethane elastic fibers balance heat resistance, adhesion, and stable unwinding.

Controlled solvent vapor welding strengthens electrospun polyurethane films while preserving waterproof breathability for fabric applications.

By tuning amine value and resin structure, this fiber enables smooth solvent-free melt spinning with controlled die swell and low yarn variation.

Terminal-group hydrogen bonding improves cohesion in condensation polyurethane fiber, enabling smooth melt spinning and uniform yarn with controlled die swell.

Controlling metal soap and related additive levels in recycled polyurethane elastic fiber helps preserve mechanical properties and stable unwinding.

Electrospun zwitterionic polyurethane nanofibers improve islet encapsulation by combining mass transport, mechanical strength, and low fibrotic deposition.

Aromatic polyether ester polyol structures raise polyurethane fiber recovery modulus while limiting plastic deformation in spandex fabrics.

An ionic sulfonic acid amine additive helps polyurethane elastic fibers keep recovery stress, low distortion, and stable textile properties over time.

A porous polyurethane foam and barrier laminate supports tissue in-growth while limiting visceral adhesions and avoiding surgical removal.