Tanning Treatment TRIZ Cases

See how charged particle beam radiation accelerates hide tanning to minutes by ionising chemica

See how supercritical fluid dyeing and retanning penetrate leather structure with minimal water

See how a supercritical fluid dyeing chamber with controlled pressure reduction achieves deep l

See how iPSC-derived fibroblasts and keratinocytes form artificial dermal and epidermal layers

See how induced pluripotent stem cells differentiate into keratinocytes and fibroblasts to form

See how cyclodextrin inclusion compounds deliver synthetic tanning agents to leather, reducing

Reactive dyestuffs both crosslink and color collagen fibers in one step, cutting chemical use while preserving leather stability and fastness.

See how cultured cells on fibrous scaffolds form cross-linked collagen networks, replicating na

See how transfecting fibroblasts with exogenous polynucleotides extends cell lifespan and colla

See how plant proteins, tanning agents, and plasticizers form a thermoplastic, recyclable leath

See how induced pluripotent stem cells differentiate into fibroblasts and keratinocytes to form

See how avocado seeds, pulp, and peel replace chromium salts in vegetable tanning to produce he

See how a rotating drum with integrated solid-particle storage and dual flow paths reduces wate

See how aliphatic aldehyde tanning with citric acid and magnesium oxide pH control replaces chr

See how differentiating fibroblasts and keratinocytes from induced pluripotent stem cells creat

See how supercritical fluid dyeing penetrates leather deeply with minimal water, controlled pre

See how induced pluripotent stem cells differentiate into fibroblasts and keratinocytes to form

See how reactive dyestuffs combine tanning and dyeing into one step, reducing waste, energy use

See how pre-expanded hollow microspheres with low-temperature drying achieve leather fullness w

See how differentiating fibroblasts and keratinocytes from induced pluripotent stem cells creat

See how carboxymethyl cellulose replaces anionic acrylic syntans in leather tanning to eliminat

See how induced pluripotent stem cells differentiate into fibroblasts and keratinocytes to form

See how cultured cells on fibrous scaffolds form cross-linked collagen networks that replicate

See how layered fibroblast and keratinocyte structures from induced pluripotent stem cells repl

See how segmented primary and secondary dyeing with controlled pH and temperature prevents cros

See how solid particles mediate aqueous colorant treatment of animal substrates, cutting water

See how agitating moistened animal substrates with porous polymeric particles and treatment for

See how agitating moistened animal substrates with polymeric particles and aqueous formulations

A single-bath mix of glucose, oils, vegetable tannins, and natural pigments tans and dyes leather without chromium pollution.

Low-density hollow microspheres fill leather more uniformly below 75°C, improving fullness while reducing brittleness, energy use, and agent consumption.

Controlled surfactant, neutralization, fatliquor, and moisture steps produce shrink calf leather with uniform grain and lower scrap rates.

Magnetic domains shift within a perpendicular recording layer to store multiple bits per cell, increasing MRAM capacity and read-write efficiency.

Reusing filtered tanning waste liquids across process steps cuts COD-rich discharge, saves water and chemicals, and maintains leather quality.

A cyanuric chloride route creates plant biomass tanning agents that avoid chromium and formaldehyde risks while improving leather hydrothermal stability.

A biobased graft polymer improves leather dye intensity, lightfastness, and biodegradability in dyeing and re-tanning.

A silicon tanning bath forms a Si-O-Si network to stabilize hides without chromium, while basifying enables detanning and waste recovery.

pH-staged dialdehyde tanning fixes collagen cross-linking to reduce veins and wrinkles while increasing leather thickness and area yield.

Specific iridoid derivatives cross-link collagen for light-color tanning, raising shrinkage temperature while reducing effluent load and hide tension.

This case uses olive mill wastewater as bactericide, tanning agent, and antioxidant to support leather processing and prevent Chromium (VI).

Carboxylated elastomers penetrate leather fibers before controlled drying, improving stitch-tear resistance and reducing wrinkling.

Combined hydrolysis and precipitation recover chromium while producing pesticide-compatible liquid fertilizer and 4/14/8 NPK pellets.

Replacing toxic chromium with phosphonium ions and hydrogen peroxide restores tanning efficiency for smoked salmon skin while maintaining mechanical stability.

Quaternary ammonium salt cationic resin adhesive crosslinks with hide protein functional groups to enhance mechanical strength.

Segmenting effluent treatment into specialized anaerobic and aerobic stages reduces chemical consumption while maintaining leather quality.

A zeolite composition combined with weak organic acids acts as a single tanning agent to improve penetration and uptake in leather processing.

Replacing formaldehyde-based agents with a melamine and polyhydric alcohol mixture eliminates harmful emissions while maintaining leather strength.

Replacing aldehydes with cyclic organic carbonates eliminates toxic emissions while enhancing leather body, softness, and coloring intensity.

Copolymer treatment of pelts using specific comonomers eliminates diffusion inhomogeneities and fat spots while maintaining reliable tanning functions.

Limiting water and tanning agent volume to hide capacity reduces wastewater and chemical waste.

A tanning process eliminates the pickling step to prepare hides using sulphonates and dicarboxylic acids.

Aqueous acrylic emulsions with aldehyde scavengers reduce volatile organic compound levels.

Replacing chromium, sulfides, and permanganate with enzymatic treatments and natural agents eliminates toxic residues while shortening the processing cycle.

Cultured collagen-producing cells form layered extracellular matrix structures for engineered leather production.

Replacing weak acids with methanesulfonic acid in leather deliming establishes pH faster while preventing excessive hide swelling.

Gradual heating prevents foam formation during cyclic carbonate reactions, yielding soluble tanning agents that improve leather softness and dyeing intensity.

Aqueous polymer dispersion uses a swelling agent to increase polyvalent metal ion ratios for improved coating hardness.

Methoxy-3,4-Dihydro-2H-pyran replaces toxic chromium agents to yield high shrinkage temperature leather.

A leather manufacturing composition combines hydroxide and borax to create a flame retardant effect.

Composite reducing agents detoxify toxic hexavalent chromium into stable trivalent states, ensuring long-term safety against sweat and moisture exposure.

A zero-water chrome tanning process utilizes inherent pelt moisture for chromium diffusion.

Alkaline-stable acetal tanning agents penetrate thick hides deeply, then acidification releases reactive aldehydes for homogeneous crosslinking.

Epoxidized vegetable oil emulsions crosslink with leather proteins to maintain softness while eliminating chromium waste and catalyst requirements.

A leather odor removal composition uses a filler and softening mixture to maintain natural fragrance while removing odors.

Multi-layer coating on carrier material creates a non-porous surface to block chromium escape, ensuring compliance with DIN 10993-10 safety standards.

Amphoteric polymer composition contacts wet white hide while an acrylic copolymer overcoat enhances dye intensity without chromium.

Pressurized gas agitation drives tanning agents into hide fibers, eliminating wastewater generation while preventing case-hardening defects.

Circulating gas through an odor-neutralizing reservoir reduces tanned leather smell without adding water or extending production time.

Amphiphilic copolymer and silicone compound formulation treats semi-finished leather substrates to improve surface finish quality.

Olive mill wastewater tannins replace chrome agents to resolve pollution stability trade-offs while achieving 98.8% biodegradability.

A pectin-based aqueous solution replaces synthetic vinyl polymers in leather manufacturing to enhance mechanical strength and surface finish.

Acid-treated zeolite raises shrinkage temperature and penetration depth while eliminating chromium pollution.

Sodium lignosulfonate coordinates with collagen to stabilize tanning agents and enhance leather softness.