Wrappers TRIZ Cases

Ethylene alpha olefin interpolymer layers in multi-layer films prevent seal breaks and leakage during cold handling.

A rigid tray with raised posts supports uncompressed earpads while a stretchable cover secures the headband in tension.

A co-extruded packaging laminate uses a stretched foamed polyethylene layer to deliver high barrier performance while maintaining low density.

A polymer blend film achieves high oxygen transmission rates through a specific plastomer and amorphous polymer composition.

Depressed liner portions expose corrugated flutes to create steam passageways, preventing food condensation while maintaining packaging strength.

A layered product package filter assembly vents gases during heating while blocking ambient particles to prevent contamination.

Ionomer-polyolefin blend improves adhesion to aluminum while reducing draw down and neck-in during extrusion coating.

High viscosity starch pellets expand via irradiation heating water, yielding foams with EPS-like resiliency without chemical blowing agents.

Segmenting assembly into pre-assembly lines reduces process complexity while maintaining versatility across different drive concepts.

Curved internal sealing webs replace flat seals in multi-compartment detergent capsules, preventing drooping and ensuring complete dissolution.

Interior barrier layers on support structures protect against mechanical stress and reduce diffusion-related emissions.

Inclined hole edges guide polymer flow to eliminate air pockets, preventing delamination defects and ensuring reliable adhesion during lamination.

An anionic polyvinyl alcohol copolymer in a single water-soluble film reduces undissolved residue in seal regions of multi-compartment unit dose articles.

Double bottom construction distributes load to prevent breakage while color-changing indicators verify sterilization completion.

Optimized boron compound content in EVOH resin prevents neck-in and torque elevation during high-temperature film formation.

A laminated wrap film structure using plant-derived polyethylene resin prevents blocking and adhesion loss under low-temperature conditions.

A vacuum aluminum-plated inner liner manages cigarette moisture through layered hydrophilic materials.

A printed contrast area adjacent to a pre-laminated hole enables vision system detection on non-white packaging materials.

Segmenting the inner vessel from the bulging outer cover resolves residue bottlenecks while maintaining shape retention.

Reverse-printed crosslinked ink layers withstand retort temperatures without delamination, preserving print quality and colorfastness.

A biodegradable egg package uses a starch and natural fiber composite to provide mechanical strength and moisture resistance.

A laminate film with a non-metallic coating layer provides effective gas barrier properties.

Nested housings protect the internal filler from light and foreign matter, ensuring stable waterproofing performance.

A biodegradable resin bottle deposits a two-layer hydrocarbon film via plasma CVD, preventing thermal deformation and ensuring oxygen barrier properties.

Vinyl alcohol-vinyl pyrrolidone copolymers maintain stability against harsh oxidizing chemicals while preserving water solubility.

Applying cellulose nanofiber coating liquid onto acid-resistant paper forms a uniform laminated body with enhanced surface smoothness.

Segmented outer bag layers prevent hydrogen gas swelling during storage while maintaining heat generation duration.

MXDT/XT copolyamide barrier layer resists biofuel permeation while maintaining thermal stability.

Integrating hygroscopic particles into the sealant matrix eliminates irregular surfaces and tearing risks associated with loose silica gel fillers.

A paperboard packaging laminate uses a liquid film-coated oxygen barrier layer and a vapour deposited inorganic layer to create a non-foil structure.

A polysaccharide-based coating on parchment paper creates a sealed food package with strong oxygen barrier properties.

A packaging box integrates an external force detecting member to measure impact strength during transit.

Optimized polyvinyl alcohol blends dissolve fully in cold wash cycles, preventing residue on items while maintaining packaging strength.

Transverse score lines weaken the fin seal between notches, preventing uncontrolled tear propagation in high-tensile packaging.

Fastener joins empty thermoplastic contact lens packages to meet recycling facility size requirements.

A biodegradable film uses a thin oxide barrier layer to block water vapor and gases.

Recessed track sections and retention knobs in this packaging member prevent surgical mesh tangling during transport.

A paper-based bag uses pivotable flanges and pressure-sensitive adhesive for a re-closable seal.

A biodegradable multilayer film uses a slip additive and copolyester blend to stabilize viscosity during high-speed packaging.

A bag-shaped wrapping cover with an elastic fastening member encloses liquid battery containers to prevent contamination.

A spacer structure stabilizes stacked medical tubs using supporting arms and maintaining means to prevent radial displacement.

Composite nanofiber and wood pulp sheets enhance microbial barrier properties without increasing basis weight.

Composite films combine water-dispersible paper with biodegradable polymer layers for secure product containment.

Cut lines in the outer film layer expose underlying pressure sensitive adhesive, enabling consumers to cinch and reclose partially consumed packages.

A multilayer structure uses an aluminum phosphide reaction product layer to deliver high gas barrier performance and optical transparency.

Applying handles to the film before wrapping eliminates separate machinery and synchronization, reducing film jamming and bulges in the filling system.

Aromatic-aliphatic isocyanate mixture prevents electrolyte-induced yellowing while maintaining adhesive strength in power storage device packaging.

Micropores in the gas barrier resin sheet release trapped air, preventing elastic force that causes unstable stacking of water-absorbent resin powder.

A biodegradable sheet composed of PLA and PBSA forms a separable array of flexible liquid pouches.