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Hydrogenated castor oil (HCO) is a modified, saturated form of castor oil widely used as a thickener, consistency agent, and lubricant in cosmetics, pharmaceuticals, plastics, and industrial formulations.
Hydrogenated castor oil (HCO) provides improved oxidative stability, enhanced melting point, and excellent compatibility with waxes, oils, and polymers.
Hydrogenated castor oil (HCO) forms smooth, uniform gels and emulsions, offering structure, texture enhancement, and moisture retention.
Hydrogenated castor oil (HCO) is valued for its biodegradability, non-toxicity, and suitability for clean-label and natural product systems.
CAS Number: 8001-78-3
EC Number: 232-292-2
Molecular Formula: Approx. C57H110O9
Molecular Weight: Approx. 939 g/mol
Synonyms: Castor wax, Hardened castor oil, Hydrogenated ricinus oil, Castor wax flakes, Poly-12-hydroxystearic triglyceride, Hard castor oil, Hydrogenated triglycerides of ricinoleic acid, Cosmetic-grade castor wax, Hydrogenated plant wax, Vegetable wax thickener, Hydrogenated castor oil (HCO), HCO, Hardened Castor Oil, Castor Wax, Hydrogenated Castor Wax, Castor Oil Wax, Hydrogenated Ricinus Oil, Hydrogenated Ricinus Communis Oil, Hydrogenated Vegetal Oil (Castor), Castor Oil Hydrogenate, Castor Oil Hardened, Saturated Castor Oil, Fully Hydrogenated Castor Oil, Castor Oil Derivative HCO, Hydrogenated Plant Oil (Castor), Hydrogenated Vegetable Wax (Castor), Vegetable Castor Wax, Castor-Based Wax, Cosmetic Grade Castor Wax, Pharmaceutical Grade Castor Wax, Industrial Grade Castor Wax, Technical Grade Hydrogenated Castor Oil, Hydrogenated Castor Oil Flakes, Hydrogenated Castor Oil Powder, Hydrogenated Castor Oil Pellets, Hydrogenated Castor Oil Granules, Hydrogenated Castor Oil Pastilles, Hydrogenated Castor Oil Microcrystalline Wax, Stable Castor Wax, High Melting Castor Wax, Hydrogenated Castor Oil Thickener, Hydrogenated Castor Oil Gelling Agent, Hydrogenated Castor Oil Rheology Modifier, Hydrogenated Castor Oil Emulsifying Wax, Hydrogenated Castor Oil Emulsion Stabilizer, Hydrogenated Castor Oil Lubricant, Hydrogenated Castor Oil Dispersion Agent, Hydrogenated Castor Oil Release Agent, Hydrogenated Castor Oil Mold Release Agent, Hydrogenated Castor Oil Slip Agent, Hydrogenated Castor Oil Plastic Lubricant, Hydrogenated Castor Oil PVC Lubricant
APPLICATIONS
Hydrogenated castor oil (HCO) is used in cosmetic creams and lotions as a structuring agent.
Hydrogenated castor oil (HCO) enhances viscosity and provides rich texture in emulsions.
Hydrogenated castor oil (HCO) improves stability in natural skincare formulations.
Hydrogenated castor oil (HCO) is used in lipsticks and balms for smooth glide and firmness.
Hydrogenated castor oil (HCO) improves melting stability and prevents sweating in sticks.
Hydrogenated castor oil (HCO) provides emollient properties and long-lasting wear.
Hydrogenated castor oil (HCO) is used in hair care creams and styling waxes.
Hydrogenated castor oil (HCO) adds body and hold to styling products.
Hydrogenated castor oil (HCO) improves combability and shine.
Hydrogenated castor oil (HCO) is used in pharmaceutical ointments.
Hydrogenated castor oil (HCO) acts as an excipient and stabilizing agent.
Hydrogenated castor oil (HCO) provides controlled-release matrix functionality.
Hydrogenated castor oil (HCO) is used in molded and extrusion plastics.
Hydrogenated castor oil (HCO) enhances lubrication and processing performance.
Hydrogenated castor oil (HCO) reduces friction and improves dispersion.
Hydrogenated castor oil (HCO) is used in lubricants and greases.
Hydrogenated castor oil (HCO) increases thermal stability in high-temperature greases.
Hydrogenated castor oil (HCO) enhances thickening in biodegradable lubricant systems.
Hydrogenated castor oil (HCO) is used in powder coatings as a flow additive.
Hydrogenated castor oil (HCO) improves finish uniformity and reduces surface defects.
Hydrogenated castor oil (HCO) enhances resin dispersion in coating systems.
Hydrogenated castor oil (HCO) is used in printing inks and toners.
Hydrogenated castor oil (HCO) enhances pigment wetting and dispersion.
Hydrogenated castor oil (HCO) contributes to scratch resistance and gloss.
Hydrogenated castor oil (HCO) is used in candles and wax blends.
Hydrogenated castor oil (HCO) improves hardness and burning characteristics.
Hydrogenated castor oil (HCO) contributes to smooth, smoke-free burning.
Hydrogenated castor oil (HCO) is used in rubber processing.
Hydrogenated castor oil (HCO) acts as an internal mold release and plasticizer.
Hydrogenated castor oil (HCO) improves filler distribution and processing consistency.
Hydrogenated castor oil (HCO) is used in polishing compounds and surface care products.
Hydrogenated castor oil (HCO) enhances viscosity and buffing performance.
Hydrogenated castor oil (HCO) provides gloss and protective film formation.
DESCRIPTION
Hydrogenated castor oil (HCO) is a hard, brittle, white to pale yellow wax-like solid.
Hydrogenated castor oil (HCO) has a faint odor characteristic of vegetable waxes.
Hydrogenated castor oil (HCO) becomes soft and workable when melted.
Hydrogenated castor oil (HCO) is produced by hydrogenating castor oil to saturate ricinoleic acid residues.
Hydrogenated castor oil (HCO) exhibits a higher melting point and enhanced oxidation resistance.
Hydrogenated castor oil (HCO) forms stable, long-term thixotropic gels.
Hydrogenated castor oil (HCO) is compatible with natural and synthetic waxes.
Hydrogenated castor oil (HCO) blends with oils, esters, and fatty alcohols.
Hydrogenated castor oil (HCO) provides extended shelf stability.
Hydrogenated castor oil (HCO) is biodegradable and plant-derived.
Hydrogenated castor oil (HCO) is widely accepted for natural and clean-label formulations.
PROPERTIES
Appearance: Hard white to yellow wax-like solid or flakes
Odor: Mild, natural wax odor
Solubility: Insoluble in water; soluble in oils and organic solvents
Melting Point: ~80–86°C
Density: ~0.97 g/cm³
Chemical Stability: Excellent oxidative and thermal stability
Reactivity: Stable; avoid strong oxidizers
Storage Temperature: Store below 40°C in dry, sealed containers
FIRST AID
Inhalation:
Move to fresh air if dust or vapor is inhaled.
Seek medical attention if respiratory symptoms occur.
Skin Contact:
Wash with mild soap and water.
Seek medical care if irritation persists.
Eye Contact:
Rinse thoroughly with water for at least 15 minutes.
Seek medical attention if irritation continues.
Ingestion:
Rinse mouth and drink water.
Seek medical advice if symptoms occur.
Note to Physicians:
Treat symptomatically and provide supportive care.
HANDLING AND STORAGE
Handling:
Use gloves and goggles during handling.
Avoid inhalation of dust from flakes or powders.
Ventilation:
Use good ventilation in melting or processing operations.
Avoidance:
Keep away from strong oxidizing agents.
Spill and Leak Procedures:
Sweep or collect mechanically; avoid dust dispersion.
Clean area with detergent solution.
Storage:
Store in a cool, dry, sealed container away from heat.
Protect from moisture and direct sunlight.
Handling Cautions:
Do not overheat during melting.
Ensure proper equipment cleaning to avoid buildup.
