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Home » Products » Surfactants By Type » Anionic Surfactants » Novel Surfactant Series » Industrial-Grade TEAO (Triethanolamine Oleate) – Excellent Detergency & Rust Prevention

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Industrial-Grade TEAO (Triethanolamine Oleate) – Excellent Detergency & Rust Prevention

Triethanolamine Oleate (TEAO), with CAS NO. 10277-04-0, molecular formula C₂₄H₄₇NO₄ and molecular weight 413.64, is an anionic surfactant formed by amidation of oleic acid and triethanolamine. It appears as a brown viscous liquid (light yellow to brown viscous substance at 25℃) with ≥92% content and pH 7-9 (1% aqueous solution). Endowed with excellent detergency, rust prevention, emulsification and lubrication, it serves as a finisher, softener, metal cleaner and short-term rust inhibitor, widely applied in metal processing, daily chemicals, textile printing and dyeing industries.
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Product Brief Introduction of Triethanolamine Oleate (TEAO)

Triethanolamine Oleate (TEAO), with CAS NO. 10277-04-0, molecular formula C₂₄H₄₇NO₄ and molecular weight 413.64, is an anionic surfactant formed by amidation of oleic acid and triethanolamine. It appears as a brown viscous liquid (light yellow to brown viscous substance at 25℃) with ≥92% content and pH 7-9 (1% aqueous solution). Endowed with excellent detergency, rust prevention, emulsification and lubrication, it serves as a finisher, softener, metal cleaner and short-term rust inhibitor, widely applied in metal processing, daily chemicals, textile printing and dyeing industries.


Product Advantage

  1. Exceptional Emulsifying Power:It exhibits strong emulsifying capacity, effectively dispersing oil - soluble substances into water to form stable emulsions. With a content of ≥92% (as per technical indicators), it ensures reliable performance in cosmetics, textiles, and leather industries, enabling the production of high - quality emulsions and creams with long - term stability.

  2. Superior Detergency & Lubrication:It lowers water's surface tension significantly, enhancing dirt and oil removal. In metal processing, it forms a lubricating film, reducing friction by a notable margin, improving machining accuracy, and extending tool life while preventing metal rust.

  3. Effective Corrosion Inhibition:It forms a dense protective film on metal surfaces (suitable for steel, copper, aluminum), blocking oxygen and moisture. This provides short - term rust prevention, ensuring metal parts remain intact during storage and processing, reducing maintenance costs.

  4. Wide pH Adaptability:With a pH range of 7 - 9 in 1% aqueous solution, it is mild and compatible with various formulations. It won't cause irritation in skincare products and maintains stable performance in different industrial applications, expanding its usability.

  5. Versatile Industrial Applicability:It serves multiple roles—emulsifier, detergent, rust inhibitor, etc.—across cosmetics, textiles, metal processing, and more. Its multi - functionality reduces the need for multiple additives, cutting production costs and simplifying processes for enterprises.


Technical Specifications 

Specification Item
Details
Chemical Name
Triethanolamine Oleate
Ion Type
Anionic surfactant
Chemical Composition
Amidated product of Triethanolamine and Oleic Acid (Oleic acid amine salt)
Molecular Formula
C₂₄H₄₇NO₄
Molecular Weight
413.64
CAS Registration Number
10277-04-0
Appearance (25℃)
Light yellow to brown viscous substance
pH Value (1% Aqueous Solution)
7 - 9
Active Content
≥ 92%
Key Physical Property
Brown viscous liquid (general state)
Shelf Life
2 Years (when stored under specified conditions)
Storage Requirement
Store in a cool, dry and well-ventilated place; avoid moisture and heat


Product Uses

  1. Metal Processing Industry:As a key component in cutting fluids, it reduces friction and cools, protecting tools and workpieces. As a rust inhibitor, it safeguards steel, copper, aluminum from corrosion during storage and transportation.

  2. Daily Chemical Industry:In detergents, it boosts oil and stain removal for clothes, tableware, and home surfaces. In skincare, it emulsifies oils and water, enhancing product stability and moisturizing skin.

  3. Textile Printing & Dyeing Industry:It acts as an emulsifier for emulsified oil in fabric softening, improving fabric softness. As a leveling agent, it ensures even dye adsorption, reducing color differences.

  4. Leather & Coatings Industries:In leather processing, it is part of fatliquors, making leather soft, plump, and durable. In coatings, it disperses pigments and fillers, enhancing coating stability and application performance.


Product Operate Guide

For metal processing: Add 3 - 5% TEAO to cutting fluid. For rust prevention: Apply a 2 - 4% aqueous solution to metal surfaces. For daily chemicals: Blend appropriately as per formula requirements. Stir well during use.


FAQ

  1. Q: Is TEAO safe for skin contact?

    A: It's generally safe in diluted form. But for concentrated solutions, avoid prolonged skin contact and use protective gear.

  2. Q: How to store TEAO?

    A: Store in a cool, dry place, away from direct sunlight and incompatible substances like strong acids.

  3. Q: Can TEAO be used in food - related industries?

    A: No, it's mainly for industrial uses like metal processing and daily chemicals, not for food - contact applications.

  4. Q: What's the shelf life of TEAO?

    A: Under proper storage, it has a shelf life of about 2 years. Beyond that, check performance before use.

  5. Q: How to adjust TEAO dosage in formulations?

    A: Start with small amounts and adjust gradually based on desired effects like emulsification or rust prevention.


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