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12-Hydroxy Stearic Acid (12-HSA) is a hydroxylated fatty acid derived from natural castor oil, widely used in the production of soaps, lubricants, greases, and cosmetics.
12-Hydroxy Stearic Acid (12-HSA) is known for its excellent thickening properties, thermal stability, and versatility in a range of industrial and consumer applications.
This renewable and biodegradable material is valued for its performance and environmental benefits.
CAS Number: 106-14-9
EC Number: 203-366-1
Molecular Formula: C18H36O3
Molecular Weight: 300.48 g/mol
Synonyms: 12-Hydroxy Stearic Acid, 12-HSA, Hydroxystearic Acid, Ricinoleic Acid Derivative, Hydroxy Fatty Acid, Castor Oil Hydroxy Acid, 12-HSA Industrial Grade, 12-HSA Cosmetic Grade, Hydroxy Stearic Acid Thickener, Hydroxy Stearic Acid Soap Base, 12-HSA Lubricant Additive, Hydroxy Stearic Acid Modifier, 12-HSA Grease Additive, Hydroxy Fatty Acid Soap Additive, 12-HSA Castor Oil Derivative, 12-Hydroxy Fatty Acid, Hydroxystearic Acid Biodegradable, Hydroxy Stearic Acid Stabilizer
APPLICATIONS
12-Hydroxy Stearic Acid (12-HSA) is extensively used as a thickening agent in lithium-based greases, providing thermal stability and mechanical performance.
12-Hydroxy Stearic Acid (12-HSA) is employed in the production of metallic soaps, which are key components in lubricants and coatings.
12-Hydroxy Stearic Acid (12-HSA) is used in cosmetics and personal care products, such as creams and lotions, as an emulsifier and stabilizer.
12-Hydroxy Stearic Acid (12-HSA) is incorporated into specialty waxes and polishes, enhancing their consistency and spreadability.
12-Hydroxy Stearic Acid (12-HSA) is a preferred ingredient in the formulation of printing inks, providing rheological control and gloss.
12-Hydroxy Stearic Acid (12-HSA) is found in textile and leather processing, offering softening and waterproofing properties.
12-Hydroxy Stearic Acid (12-HSA) is applied in the rubber industry as a processing aid and activator for vulcanization.
12-Hydroxy Stearic Acid (12-HSA) is used in pharmaceutical formulations as an excipient for controlled-release tablets and capsules.
12-Hydroxy Stearic Acid (12-HSA) is employed in coatings and paints, improving durability and resistance to environmental stress.
12-Hydroxy Stearic Acid (12-HSA) is utilized in hot-melt adhesives, enhancing thermal stability and adhesion properties.
12-Hydroxy Stearic Acid (12-HSA) is included in paper coatings to provide a smooth finish and improve printability.
12-Hydroxy Stearic Acid (12-HSA) is a component in the manufacture of specialty lubricants for high-performance machinery.
12-Hydroxy Stearic Acid (12-HSA) is incorporated into detergents and soaps to improve foaming and cleaning efficiency.
12-Hydroxy Stearic Acid (12-HSA) is utilized in candle manufacturing to enhance structural integrity and burn characteristics.
12-Hydroxy Stearic Acid (12-HSA) is applied in the food industry as a mold release agent for chocolate and confectionery.
12-Hydroxy Stearic Acid (12-HSA) is used in wire drawing lubricants to ensure smooth operation and surface quality.
12-Hydroxy Stearic Acid (12-HSA) is found in agricultural sprays and formulations as a dispersant and stabilizer.
12-Hydroxy Stearic Acid (12-HSA) is employed in the creation of eco-friendly bio-based materials and composites.
12-Hydroxy Stearic Acid (12-HSA) is added to specialty coatings for metal surfaces, enhancing adhesion and corrosion resistance.
12-Hydroxy Stearic Acid (12-HSA) is used in cosmetics as a texture-enhancing agent for makeup and skincare products.
12-Hydroxy Stearic Acid (12-HSA) is an essential component in biodegradable greases and lubricants, supporting sustainability initiatives.
DESCRIPTION
12-Hydroxy Stearic Acid (12-HSA) is a hydroxylated fatty acid obtained from castor oil, featuring a hydroxyl group at the 12th carbon position.
This unique structure imparts excellent thickening and stabilizing properties, making 12-Hydroxy Stearic Acid (12-HSA) suitable for various industrial and cosmetic applications.
12-Hydroxy Stearic Acid (12-HSA) is a renewable resource, contributing to environmentally friendly formulations and sustainable practices.
12-Hydroxy Stearic Acid (12-HSA) exhibits excellent compatibility with a range of additives and resins, facilitating its use in diverse formulations.
This compound offers outstanding thermal stability, ensuring consistent performance in high-temperature applications.
12-Hydroxy Stearic Acid (12-HSA) is biodegradable and non-toxic, aligning with regulatory requirements for safe and eco-friendly products.
12-Hydroxy Stearic Acid (12-HSA) is widely used in both water-based and solvent-based systems, demonstrating versatility in formulation design.
Its excellent lubricity and water resistance make 12-Hydroxy Stearic Acid (12-HSA) a valuable component in industrial lubricants and greases.
12-Hydroxy Stearic Acid (12-HSA) enhances the texture and stability of cosmetics, providing a luxurious feel to skincare products.
PROPERTIES
Chemical Formula: C18H36O3
Molecular Weight: 300.48 g/mol
Common Name: 12-Hydroxy Stearic Acid (12-HSA)
Appearance: White to off-white solid flakes or powder
Density: Approx. 0.94 g/cm³ at 25°C
Melting Point: 73–77°C
Boiling Point: Decomposes before boiling
Flash Point: Approx. 185°C
Solubility: Insoluble in water; soluble in alcohols and organic solvents
Reactivity: Stable under normal conditions; avoid strong oxidizing agents
Chemical Stability: Stable in recommended storage conditions
Storage Temperature: Store at 5–30°C in a dry, ventilated area
Vapor Pressure: Negligible
FIRST AID
Inhalation:
If dust or fumes of 12-Hydroxy Stearic Acid (12-HSA) are inhaled, move the affected person to fresh air immediately.
If breathing difficulties persist, seek medical attention.
If the person is not breathing, administer artificial respiration.
Keep the affected person warm and at rest.
Skin Contact:
Wash the affected area thoroughly with soap and water.
If skin irritation or rash develops, seek medical attention.
Remove contaminated clothing and wash before reuse.
Eye Contact:
Flush eyes with plenty of water for at least 15 minutes, lifting upper and lower eyelids.
Seek immediate medical attention if irritation or redness persists.
Remove contact lenses if present and easy to do; continue rinsing.
Ingestion:
If 12-Hydroxy Stearic Acid (12-HSA) is ingested, rinse the mouth thoroughly with water.
Do not induce vomiting unless instructed by medical personnel.
Seek immediate medical attention if discomfort persists.
If the person is conscious, give small sips of water to drink.
Note to Physicians:
Treat symptomatically.
No specific antidote.
Provide supportive care.
HANDLING AND STORAGE
Handling:
Personal Protection:
Wear appropriate personal protective equipment (PPE), such as gloves, safety goggles, and protective clothing, when handling 12-Hydroxy Stearic Acid (12-HSA).
Use in a well-ventilated area to minimize dust exposure.
Ventilation:
Ensure proper ventilation during handling to prevent airborne particle accumulation.
Use local exhaust systems if necessary.
Avoidance:
Avoid direct contact with eyes, skin, and clothing.
Do not eat, drink, or smoke while handling.
Wash hands thoroughly after handling.
Spill and Leak Procedures:
Contain spills to prevent further release.
Sweep or vacuum the material carefully to avoid creating dust and collect for disposal.
Dispose of waste according to local regulations.
Storage:
Store in a cool, dry, well-ventilated area away from moisture and incompatible materials.
Keep containers tightly closed when not in use.
Protect from contamination and extreme temperatures.
Handling Cautions:
Avoid exposure to strong oxidizing agents.
Ensure storage containers are clean and compatible with the material.
