Cosmetic Preparations TRIZ Cases

W/O emulsion coagulation forms smooth cellulose ether spherical microparticles that avoid shrinkage and improve cosmetic feel and moisture retention.

A thermoresponsive HA-G-PNIPAM nanogel reduces skin irritation while carrying active ingredients deeper into the dermis.

A starch-xanthan-hydroxyethylcellulose blend thickens cosmetic formulas while preventing syneresis and keeping viscosity stable over time.

Encapsulated retinol paired with tetrapeptide-1 or pistacia lentiscus gum improves stability, collagen transcription, and retinoic acid transport.

A surfactant-free clay mask uses clay minerals, oil, water, and thickener to stay stable while drying quickly without a dry, cracking feel.

A high-HLB emulsifier, alkylene glycol, and water enable stable cosmetic emulsions at room temperature without heating or added stabilizers.

Nitrogen inerting and redox initiation keep inverse latex polymerization stable with EDDS, delivering reproducible cosmetic thickening.

A three-ester polyglycerol blend creates clear oil formulations that bloom in water and rinse clean without ethoxylated emulsifiers.

Highly porous resorbable particles fill deep wound cavities, absorb exudate, maintain acidic pH, and reduce infection risk.

Separate fluid phases are instantly emulsified in a microfluidic channel, enabling stable on-demand cosmetic dispensing with fewer additives.

Natural banana, hemp, and sisal fibers combined with bacterial cellulose create flexible, durable leather-like sheets without petroleum-based VOCs.

A self-emulsifying agent and stabilizer keep oil and water phases stable without surfactants, reducing skin irritation and stabilizing vitamin C.

A novel peptide suppresses inflammatory cytokines and marker proteins to reduce inflammation without the toxicity of steroid drugs.

High-emollient cosmetic compositions protect retinoids from heat and humidity, preserving efficacy and reducing excess retinoid loading.

A branched diol, linear diol, and glyceryl compound blend preserves oleosomes at neutral pH while preventing microbial growth and oil leakage.

Cyclodextrin-liposome carriers stabilize vine leaf and propolis polyphenols while improving release control, penetration, and bioavailability.

Water-phase thickeners stabilize water-soluble sunscreens in a high-SPF gel while sensory modifiers support a non-oily, non-sticky feel.

Biodegradable PEFAs from yeast cultures suppress foam while avoiding the eco-toxicity and bio-accumulation of conventional surfactants.

Using iPS cell culture supernatant instead of cells enables skin repair and hair growth while avoiding differentiation, ethical, and rejection issues.

Blending xanthan gum with crystalline insoluble alpha-1,3-glucan boosts viscosity and stability in aqueous compositions for broader product use.

Silica, activated carbon, bleaching earth, and steam deodorization cut MCPD and glycidyl esters in PUFA-rich oils while preserving quality.

Monomeric glycol domains in a tetraalkoxysilane-crosslinked silicone matrix enable controlled release with faster curing and biocompatible manufacture.

Exhausted Patchouli stems are solvent-extracted into an odorless cosmetic ingredient with antioxidant and anti-tyrosinase activity for dry skin care.

UV-activated benzophenone crosslinkers form stable hydrophilic polymer networks that lower friction while preserving flexibility for medical coatings.

Reduces interfacial tension so UV absorbers and oils form stable emulsions with less compatibilizer and a lighter cosmetic feel.

A multi-active topical formula uses inulin to stabilize lower-dose brightening agents while reducing melanin and improving uneven skin tone.

A cyclic lipopeptide emulsion balances glycerin, branched fatty acid, and isostearyl alcohol to keep clarity while improving skin absorption.

High-glycerin roll-on sunscreen improves stability and dispensing without traditional emulsifiers, reducing formulation complexity and cost.

Hops beta acid with calcium enables swallowable, fluoride-free oral compositions that suppress plaque acid and support anticaries care.

Snake venom fractions from Naja melanoleuca target rheumatoid arthritis symptoms while avoiding the organ side effects seen with NSAIDs.

Systematic changes to trimethylcyclohexenol derivatives create floral, fruity, and herbal aroma profiles without exhaustive structure screening.

A surfactant blend of internal olefin sulfonate, cationic surfactant, and fatty alcohol keeps cleansing stable across water hardness and heat.

Rhamnolipids reacted with amines form amides that retain fragrance on hair while improving combability and shine.

Cyclodextrin complexes and thickening polysaccharides help emulsions retain active components on tissue and prolong their effects.

Combining multi-pKa acid with polyion complex particles supports stable dispersion and thick, water-resistant films on skin.

Acid-modified polyvinyl alcohol particles disintegrate on dilution, releasing moisturizing agents while supporting cleansing and stable storage.

Magnolia extract increases Gram-negative bacterial hydrophobicity, helping hydrocarbons remove pathogens linked to plaque and halitosis.

Combines apple water with natural actives to address free radicals, deep hydration, skin regeneration, and aging-related elasticity loss.

Nozzle discharge can distort patterns in viscous liquids; a pseudoplastic matrix lowers viscosity under shear and stabilizes patterns at rest.

An equation-based water limit helps keep fragrance compositions homogeneous and stable at high water levels.

Ultrasonic ethanol processing addresses the underused potential of roselle seeds by producing bioactive extracts for antioxidant and anti-inflammatory skincare.

C3-C4 diols and water keep 1,2-octanediol liquid and homogeneous at ambient temperature, avoiding melting heat and phase separation.

A gelatinous PVP-iodine strip limits swallowing risk during oral disinfection, while peroxide whitening counteracts temporary tooth staining.

Two separately prepared agents combine amino-functionalized silicone with chromophoric compounds for intense, uniform, wash-fast hair color.

Cationic deposition and APTAC polymers help shampoo silicone remain on hair through conditioner rinsing, improving conditioning and reducing dry friction.

Alkoxylation followed by reductive amination creates a cyclic amide polyetheramine with hydrophilicity for aqueous pigment dispersion.

To reduce long-term drug side effects, this topical case combines ozonated oils with thioredoxin-rich extracts to relieve atopic dermatitis symptoms.

Adsorbed solid particles form a protective oil-water interface, helping Pickering emulsions resist droplet coalescence during heat sterilization.

An aldehyde-reacted PVOH acetal addresses the trade-off between biodegradable personal care films and dependable film-forming performance.

A synergistic blend of Calendula, Symphytum, and Haberlea extracts targets inflammation while supporting skin barrier repair and oxidative-stress mitigation.

Bis-ethylhexyloxyphenol methoxyphenyl triazine quenches menthyl anthranilate fluorescence, eliminating clothing stains and sand adherence.

A composite particle with discontinuous hydrophobic shell coverage stabilizes oil-in-water interfaces through mechanochemical fusion.

Multilayer spherical composite particles combine silica and titanium dioxide layers to scatter ultraviolet radiation.

Alkoxylated organopolysiloxanes protect direct dyes from harsh alkaline conditions, preventing unwanted color tones and hair damage.

A toothpaste binder system using guar gum and cellulose polymers to stabilize calcium carbonate formulations.

A water-dissolvable film combines quaternary salts and polymers to deliver instant conditioning benefits.

Segmenting the molecule into hydrophilic and hydrophobic domains resolves the trade-off between encapsulation ability and hair cuticle repair.

Substituted benzodioxole derivatives expand the perfumer's palette by providing distinct watery, floral, and balsamic notes unavailable in existing compounds.

Glass touch pad on metal holder improves user comfort and LED heat transfer while lowering production costs compared to all-metal designs.

Elastic porous backing minimizes detachment and irritation by reducing physical stress and moisture buildup, enabling reliable seven-day adhesion.

Cationic guar polymers stabilize silicone emulsions in shampoos, resolving foam deterioration caused by added care substances.

Hyaluronidase cleaves beta-1,4 bonds in polysaccharide fillers to resolve hardness and graininess issues.

Polyalkoxysiloxane stabilizes emulsions to form mechanically stable silica capsules without surfactants.

Anhydrous mineral sunscreen combines zinc oxide, titanium dioxide, amorphous silica, and diatomaceous algae.

Segmented peptidic compounds activate proteasome activity to degrade damaged proteins, addressing the trade-off between molecular size and cosmetic usability.

Gas fermented ethanol distillate removes volatile residues to improve olfactive stability while reducing pungency in perfumes.

Anti-VAMP2 antibody with specific CDR sequences inhibits SNARE complex formation to address skin wrinkle concerns.

Optimizing cationic polymer content in the droplet shell maintains sphericity and mechanical strength despite high pigment loads.

Inverting the emulsion structure disperses hydrophobized zinc oxide in internal oil droplets, resolving the trade-off between UV protection and powdery texture.

An oxygen-impermeable oil film shields vitamin C in cosmetics, maintaining antioxidant efficacy and preventing discoloration during storage.

Supercritical carbon dioxide extracts bioactive compounds from Swertia chirata, eliminating toxic solvent residues while enhancing skin hydration.

Specific peptides trigger autophagy to digest residual protein fragments, stimulating elastin production and collagen synthesis for improved skin tightening.

Roasting purple tea leaves at 140 to 180 C followed by water or ultrasonic extraction concentrates antioxidant compounds.

Replacing harsh surfactants with mild acyl glutamate salts improves anti-dandruff agent deposition and reduces skin irritation.

Topical formulations merge UV-A filters with antioxidants and cytoprotective agents to resolve oxidative stress caused by ultraviolet exposure.

Hydrolyzable fragrance precursor compounds break down on fabric surfaces to release perfume, preventing loss during washing.

A benzene-based compound inhibits IL-8 and IL-17 production to suppress inflammatory reactions without cytotoxicity.

Organic solvent extraction recovers biodegradable biosurfactants from corn steep liquor, reducing environmental pollution and production costs.

Replacing synthetic surfactants with a biopolymer core-shell carrier eliminates toxicity risks while maintaining effective transdermal delivery.

Cyclodextrin particles complex over 90% of fragrance material and apply a hydrophobic coating to resolve texture graininess from particle agglomeration.

High amylopectin starch matrices prevent aqueous dissolution and bleeding, resolving stability trade-offs during extrusion processing.

A topical composition using plant extracts accelerates body fat metabolism and improves skin elasticity.

Reducing agents convert keratin disulfide bonds to free thiols, enabling monomers to form covalent bonds that resist washing and improve hydrophobicity.

Magnesium compounds buffer pH to stabilize natural oils, reducing irritation while maintaining antimicrobial efficacy.

An anionic polymer composition balances fixing strength with distribution ease in hair styling gels.

Replacing soluble zinc salts with insoluble zinc phosphate prevents stannous fluoride degradation while maintaining enamel protection.

Aromatic aliphatic compound thickens fluid organic materials via fibrous self-assembly.

Specific probiotic strains form co-aggregates with disease-associated bacteria to physically remove pathogens from the oral cavity.

A multifunctional additive compound reacts maleic anhydride with polyoxyalkylene monoamines to inhibit corrosion.

Phase inversion triggered by ethanol evaporation delivers water resistance while maintaining emulsion stability during formulation.

Controlling amine number and HLB values resolves the contradiction between emulsion stability and optical transparency.

Volatile coagents solvate insoluble actives within silicone matrix preparations, enabling UV protection and pain relief without compromising gel stability.

Carboxylic acid-functionalized ionic polymers buffer anionic surfactants to prevent cuticle damage while maintaining effective cleansing performance.

Gamma-ray irradiation forms flexible solid hydrogels that change color to indicate optimal application time, eliminating skin irritation from preservatives.

Direct synthesis of N-acyl amino acid salts using fatty acids eliminates equimolar salt by-products and avoids complex solvent removal steps.

Supernatant from undifferentiated autologous pluripotent stem cells improves skin turgor while preventing immune rejection risks.

Hydrodeoxygenation of biological feedstocks yields C14-C15 isoparaffins, eliminating fossil fuel reliance and complex separation steps.

Resveratrol and buffer systems protect phycocyanin from oxidation and pH shifts, preserving stability for skin aging treatments.

Segmented growth factor composition prevents hair loss without surgical pain or high costs through targeted biochemical stimulation.

Integrates UV filters with protein hydrolysate complexes to prevent grease buildup and dandruff while maintaining color stability.