Flexible Covers TRIZ Cases

A convertible container assembly uses interchangeable shell components to form locked configurations.

Mixing biopolymer with metaloxane prepolymer creates a recyclable hybrid material that delivers high barrier properties without multilayer structures.

A laminated film integrates ethylene polymer layers with inorganic fillers to boost impact strength.

Dual-layer coated paper combines ethylene-acrylic acid with talc to replace plastic films while maintaining grease barrier properties and recyclability.

A multi-layer paper bag uses a hydrophobic inner coating to resist moisture ingress while maintaining structural integrity.

A capsule uses dual fabric layers to manage liquid pressure during extraction.

A conical edible container bonds outer and inner shells using adhesive layers to house fried rice.

A plastic infusion capsule uses a hinged bottom wall to create water inlet openings.

A multilayer packaging material combines a polar starch layer with a non-polar polymer layer to deliver compostability and mechanical strength.

An active co-continuous polymer sealant layer absorbs ambient moisture to maintain dry packaged contents without choking hazards or recyclability issues.

A wrapping paper uses acid to dissolve filler regions, creating transparent patterns while maintaining tensile strength.

A web of cleaning products uses internal pressure differentials to compress unit dose pouches into carrier sheet depressions for structural integrity.

A biodegradable capsule combines fiber and polymer layers to deliver mechanical strength and barrier protection.

Single-layer biodegradable sachets combine PHA sealants with barrier coatings to maintain physical integrity during storage.

Polyvinyl alcohol film resolves the trade-off between biodegradability and strength using segmented chambers that gradually dissipate load.

A synthetic polymer film with 20 to 500 nm raised portions mechanically breaks bacterial cell walls.

A protective packaging web transitions from a flat, high-density state to an inflated cushion.

A three-layer plastic pouch uses a ruffled intermediate film to provide structural padding for delivered goods.

An adaptable packaging sheet uses a fold-back tie and multiple attachment points to secure items of different sizes without external tools.

Multi-layer polymeric tubes use balanced molecular orientation profiles to eliminate distortion and maintain barrier properties.

A sterile medical device package uses a tear-enabling notch and gripping feature to allow one-handed opening.

A multilayered biocontainer film incorporates a fibrous substrate between polymer layers to inhibit crack propagation through the structure.

Multilayer packaging wrapper uses apertures covered by a cellulose filter layer to block allergens while releasing steam.

Segmented multilayer film isolates TNPP in outer layers to prevent nonylphenol migration while maintaining processing performance.

Attenuated areas allow injection moulded bridges to connect opening portions, resolving complexity trade-offs while maintaining bulk layer integrity.

Oxidized cornstarch in polyvinyl alcohol films maintains tension and chemical resistance without clogging filters.

Digital storage of blank dimensions replaces physical inventory, enabling automated laser cutting to reduce wrapping time and eliminate manual measurement.

A sheetlike composite with a specific polymer layer ratio provides dimensional stability for food containers.

A single packing material covers the front surface and bends to secure side surfaces using an adhesive member.

Applying a water-soluble primer to fiber-based paper prevents folding line breakage while eliminating plastic film waste.

Removable liner extracts trapped viscous product, reducing waste and environmental impact.

Protective rings block oxygen and moisture from fluororesin seal layers, preventing oxidative decomposition and shaft corrosion at high temperatures.

Folding a closed-loop flexible structure along a rigid element generates self-tension to secure articles while eliminating plastic waste and disposal burdens.

A biodegradable flexible film package uses apertures to manage humidity and gas exchange for fresh produce.

A recyclable copolyester shrink film achieves a linear heat shrink curve through controlled molecular weight and specific diol-dicarboxylic acid ratios.

Solid particle coating on container surfaces enables quick viscous substance discharge, eliminating adhesion and residue.

A coated paper-based substrate combines an extruded polymeric film with an aqueous polymer dispersion to create a heat-sealable container wall.

A moulded pulp food packaging unit incorporates a cellulose-based laminate layer to provide essential barrier protection for direct food contact.

Porous biotic material structures trap gas to insulate temperature-sensitive products, replacing non-recyclable synthetic foams.

Polyether copolymers enhance melt strength in polyolefin blends to enable crease-free gusset formation.

A multi-layered fibrous web combines a cationic strength agent with an amphoteric polymer to improve strength without decreasing bulk.

A tetrahedral pouch design uses a longitudinal seal to guide tearing along a predictable line, forming a stable bowl-shaped receptacle.

Replacing petroleum-based extenders with biomass-derived cardanol restores biodegradability while maintaining mechanical strength in PBAT-PLA blend films.

A polysaccharide capsule body encased in a polyvinyl alcohol layer provides low gas permeability and structural stability.

Segmented panels and preliminary folding reduce handling time while maintaining sterility through a structured design.

Integrating an EVOH layer into the laminate structure eliminates separate sealing strips, resolving production complexity while ensuring moisture resistance.

A solvent-based white ink uses a composite resin system to maintain low viscosity while achieving high opacity.

A paper capsule uses a reinforced annular edge to create a secure seal.