Non-Woven Fabrics TRIZ Cases

Embossed nonwoven sheet resolves fiber tear during sterile package opening by combining a smooth seal surface with an embossed peel surface.

Thermal deposition of heated threads onto substrates eliminates labor-intensive anchor points and reduces material waste in textile manufacturing.

Segmented fiber layers with distinct contact angles prevent capillary return and skin adhesiveness while maintaining rapid liquid absorption speed.

Segmented polyolefin layers in nonwoven webs reduce necking during high-tension transport, maintaining cross-direction length and processability.

Vibrating rollers with projections disperse clumped fibers into discrete strands, preventing agglomeration and reducing fiber loss during air-laying.

Melamine carbohydrate binders improve fire resistance and reduce petroleum dependency by combining renewable sugars with melamine.

Segmenting continuous carbon fibers into 3mm to 15mm monofilaments prevents bundling and improves isotropy during compression molding.

Replacing metal meshes with non-metallic alternatives eliminates corrosion risks and thermal bridges in mineral wool insulating mats.

Vacuum pressure compacts fibrous fleece against a mold contour while a sealed spacer layer extracts water vapor, reducing drying energy and tool costs.

Spreading filament strands into ribbons wider than pitch width resolves thickness waviness from natural bell-shaped distribution.

A cascade spinner directs dense particulate additives through baffles into a fiber cloud to form a layered web.

Hydrophobic polyolefin web with controlled pore sizes repels body fluids while allowing air passage.

Condensing fibre mixtures reduces residual moisture to prevent plastic degradation during industrial manufacturing.

Epoxidized plant oil polyols crosslink with polycarboxylic acids to form durable fiberglass binders.

A nanofiber production apparatus uses a dielectric-covered electrode to concentrate electric field intensity for efficient solution charging.

Tiltable roll bodies shear semi-finished fiber products to define orientation, eliminating manual draping errors and ensuring reproducible quality.

Needling two separate fleece layers increases fiber density 1.5 to 3 times, resolving low density in simpler manufacturing processes.

Amine salt of inorganic acid cures with aldehyde to form water-insoluble binder for glass fibers.

Modular machinery mixes polypropylene and natural fibers to produce recyclable composite textiles for thermoforming.

A method for producing moulded bodies from fiber fleece using an aqueous polymer dispersion with a controlled glass transition temperature.

Optimizing polyolefin resin viscosity to 150-850 g/10 min prevents filament breakage during high-speed spinning, maintaining uniformity and mechanical strength.

Thermally bonded hemp shive and fiber fleece provides structural composite material.

Mechanical accumulation of undulations in conveyor brushes achieves high pile density without adhesives, eliminating pollution from chemical processes.

Deflecting a low-viscosity fiber jet via an oblique surface into a channel resolves the trade-off between manufacturing speed and alignment precision.

A semi-finished fiber product uses a temporary thermoplastic coating to fix parallel bundles for easy handling.

Profiled roller surfaces minimize sieve belt contact to prevent fiber waste and contamination, ensuring stable deposition without snow flying.

A polypropylene copolymer blend enables non-woven fabric production with improved stiffness and processability.

Dual-catalyst system on silica carrier resolves strength-processability trade-off by narrowing molecular weight distribution to 1.5-2.35.

Dimensionality change generates three-dimensional void volume in the structured fibrous web to enhance fluid distribution while minimizing bulkiness.

Pre-synthesized oligomer esters lower viscosity and acid degradation while reducing crosslinking temperatures in thermosetting binders.

A polypropylene composition with specific comonomers and nucleating agents enhances fabric softness.

A glass fiber composition with controlled B2O3 and Al2O3 levels achieves low dielectric constants.

Curved cap protrusions on nonwoven webs maintain base openings under compression, preserving softness and liquid acquisition at high line speeds.

Non-uniform discharge path cross-section generates air flow to prevent material stagnation in the defibrating apparatus.

Apertured nonwoven cleaning cloths remove ink residues while minimizing fiber release, reducing maintenance downtime.

Centrifugal separation reduces binder water content to stabilize drying and lower energy consumption.

Reducing fluoropolymer molecular weight to 15-140 kDa achieves ultra-low melt viscosity for sub-9 micron fiber manufacturing.