Description

Butanedioic Acid, Octadecenyl-, Mixed Esters With Diethylene Glycol And (Tetrapropenyl)Butanedioic Acid is a specialized, high-molecular-weight diester surfactant and emollient. This compound is engineered to deliver excellent emulsification, lubrication, and skin-conditioning properties in demanding formulations. It is a critical functional additive for manufacturers in the personal care, cosmetics, and industrial lubricant sectors seeking high-performance, multifunctional ingredients.

Application

• Primary Emulsifier & Co-emulsifier in cosmetic creams, lotions, and sun care products for stable oil-in-water (O/W) systems.
• Skin Feel Enhancer & Emollient in skincare formulations, providing a smooth, non-greasy afterfeel and improving spreadability.
• Viscosity Modifier & Stabilizer in personal care products and color cosmetics to control rheology and prevent separation.
• Lubricant and Anti-wear Additive in specialty industrial lubricants and metalworking fluids.
• Plasticizer and Processing Aid in polymer and resin applications to improve flexibility and workability.
• Component in Hair Care Products, such as conditioners and styling aids, for its conditioning and detangling properties.

Basic Information

Product Name	Butanedioic Acid, Octadecenyl-, Mixed Esters With Diethylene Glycol And (Tetrapropenyl)Butanedioic Acid
CAS No.	165445-21-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Diethylene Glycol Mixed Esters of Octadecenylsuccinic Acid and Tetrapropenylsuccinic Acid; Polyglycol Diester of C18 Unsaturated Succinic Acid; Tetrapropenyl Succinic Acid, Mixed Diethylene Glycol Esters; PEG-2 Mixed Esters of Octadecenyl Succinic Acid; Cosmetic Ester (Diester Type); Lubricant Ester S-180 (Typical Trade Name); Oleyl Succinate PEG Ester; Succinic Acid, Octadecenyl-, Mixed Esters with Diethylene Glycol and Dodecenylsuccinic Acid
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, Octadecenyl-, Mixed Esters is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency, purity, and performance for your specific application. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and key physical parameters is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and excessive heat to maintain product integrity and shelf life.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Assay (Ester Value)	Contact for details
Acid Value	≤ 5.0 mg KOH/g
Saponification Value	Contact for details
Hydroxyl Value	Contact for details
Moisture (Karl Fischer)	≤ 0.5 %
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.