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Potassium oleate is a potassium salt of oleic acid and appears as a pale yellow, viscous liquid or solid. It is soluble in water and organic solvents, commonly used in various industrial processes, including the production of soaps, detergents, and personal care products.
It can also act as a dispersing agent and an emulsifying agent.
Cas Number
143-18-0
Synonyms
Potassium oleate,Oleic acid potassium salt,Potassium (Z)-octadec-9-enoate
Introduction to Potassium Oleate
Definition: Potassium oleate is the potassium salt of oleic acid, a long-chain fatty acid commonly found in animal and vegetable oils.
Historical Development: Exploration of oleic acid salts and their use in soap making, industrial applications, and scientific study.
Significance: Importance in various industries, including cosmetics, pharmaceuticals, food processing, and environmental applications.
Chemical Properties of Potassium Oleate
Chemical Formula: C₁₈H₃₅KO₂
Molecular Structure: Description of the structure of oleate anion, including the hydrocarbon tail and the carboxylate group.
Physical Properties: Melting point, solubility, density, and behavior in different solvents.
Acidity: pKa values of the fatty acid and its behavior in different pH environments.
Thermal Stability: The stability of potassium oleate under various temperature conditions.
Synthesis and Production Methods
Raw Materials: Overview of oleic acid and potassium hydroxide as the primary reactants.
Synthesis Process: Step-by-step explanation of the esterification process to produce potassium oleate, including reaction conditions and yields.
Purification: Methods of purifying the final product, including crystallization or filtration techniques.
Applications of Potassium Oleate
Industrial Uses:
Soap and detergent formulations.
Surfactant in various cleaning agents.
Emulsifying agent in cosmetics and pharmaceuticals.
Biotechnological Applications:
Role as a dispersant in laboratory settings.
Application in drug delivery systems.
Environmental Uses:
Use in water treatment as a flocculant.
Potential role in bioremediation efforts.
Food Industry:
Safe use as a food additive or processing aid.
Function in food emulsification.
Benefits and Drawbacks of Potassium Oleate
Advantages:
Biodegradable and non-toxic properties.
Effective surfactant and emulsifier.
Low environmental impact compared to other surfactants.
Drawbacks:
Potential for skin irritation in high concentrations.
Limited solubility in water under certain conditions.
Environmental Impact and Management
Degradability: Potassium oleate’s biodegradation in natural environments.
Ecotoxicity: Studies on its effect on aquatic life and soil organisms.
Waste Management: Best practices for disposal and safe handling of by-products in industrial settings.
Alternative Surfactants and Chelating Agents
Comparison to Other Oleate Salts: Sodium oleate, calcium oleate, and their functional differences.
Alternatives in Industrial Applications: Comparison to non-ionic, cationic, and anionic surfactants.
Advantages of Potassium Oleate Over Alternatives: Environmental and functional benefits.
SAFETY INFORMATION ABOUT POTASYUM OLEAT
First aid measures:
Description of first aid measures:
General advice:
Consult a physician.
Show this safety data sheet to the doctor in attendance.
Move out of dangerous area:
If inhaled:
If breathed in, move person into fresh air.
If not breathing, give artificial respiration.
Consult a physician.
In case of skin contact:
Take off contaminated clothing and shoes immediately.
Wash off with soap and plenty of water.
Consult a physician.
In case of eye contact:
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
Continue rinsing eyes during transport to hospital.
If swallowed:
Do NOT induce vomiting.
Never give anything by mouth to an unconscious person.
Rinse mouth with water.
Consult a physician.
Firefighting measures:
Extinguishing media:
Suitable extinguishing media:
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas
Advice for firefighters:
Wear self-contained breathing apparatus for firefighting if necessary.
Accidental release measures:
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment.
Avoid breathing vapours, mist or gas.
Evacuate personnel to safe areas.
Environmental precautions:
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Methods and materials for containment and cleaning up:
Soak up with inert absorbent material and dispose of as hazardous waste.
Keep in suitable, closed containers for disposal.
Handling and storage:
Precautions for safe handling:
Avoid inhalation of vapour or mist.
Conditions for safe storage, including any incompatibilities:
Keep container tightly closed in a dry and well-ventilated place.
Containers which are opened must be carefully resealed and kept upright to prevent leakage.
Storage class (TRGS 510): 8A: Combustible, corrosive hazardous materials
Exposure controls/personal protection:
Control parameters:
Components with workplace control parameters
Contains no substances with occupational exposure limit values.
Exposure controls:
Appropriate engineering controls:
Handle in accordance with good industrial hygiene and safety practice.
Wash hands before breaks and at the end of workday.
Personal protective equipment:
Eye/face protection:
Tightly fitting safety goggles.
Faceshield (8-inch minimum).
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection:
Handle with gloves.
Gloves must be inspected prior to use.
Use proper glove
removal technique (without touching glove's outer surface) to avoid skin contact with this product.
Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested:Dermatril (KCL 740 / Aldrich Z677272, Size M)
Splash contact
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested:Dermatril (KCL 740 / Aldrich Z677272, Size M)
It should not be construed as offering an approval for any specific use scenario.
Body Protection:
Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection:
Where risk assessment shows air-purifying respirators are appropriate use a fullface respirator with multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges as a backup to engineering controls.
If the respirator is the sole means of protection, use a full-face supplied air respirator.
Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of environmental exposure
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Stability and reactivity:
Chemical stability:
Stable under recommended storage conditions.
Incompatible materials:
Strong oxidizing agents:
Hazardous decomposition products:
Hazardous decomposition products formed under fire conditions.
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas.
Disposal considerations:
Waste treatment methods:
Product:
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contact a licensed professional waste disposal service to dispose of this material.
Contaminated packaging:
Dispose of as unused product
