Description

Stearic Acid, Compound With Ethane-1,2-Diamine (2:1) is a high-purity, stoichiometrically defined salt formed from stearic acid and ethylenediamine. This compound is valued for its role as a versatile intermediate and performance additive, offering enhanced stability and functionality compared to its individual components. It is primarily utilized by manufacturers in the polymer, lubricant, and personal care industries seeking to modify material properties or create specialized formulations.

Application

• Polymer Additive: Acts as a processing aid, internal lubricant, and acid scavenger in polyolefin and PVC production.
• Lubricant & Grease Component: Serves as a thickening agent and performance additive in synthetic and industrial lubricants.
• Cosmetic & Personal Care: Used as an opacifying agent, viscosity modifier, and stabilizer in creams, lotions, and soaps.
• Corrosion Inhibitor: Functions as a component in protective coatings and metalworking fluids.
• Textile Auxiliary: Employed as a softener and finishing agent for fibers and fabrics.
• Chemical Intermediate: Used in the synthesis of more complex amides, emulsifiers, and specialty chemicals.

Basic Information

Product Name	Stearic Acid, Compound With Ethane-1,2-Diamine (2:1)
CAS No.	21073-99-4
Molecular Formula	C38H78N2O4
Molecular Weight	626.0 g/mol
Synonyms	Ethylenediamine distearate; Ethane-1,2-diamine distearate salt; N,N'-Distearoylethylenediamine; 1,2-Ethanediamine, N,N'-distearoyl-; Octadecanamide, N,N'-1,2-ethanediylbis-; EBS (Ethylene Bis Stearamide) precursor; Stearic acid ethylenediamine salt (2:1); Diammonium distearate
EINECS	Contact for details

Quality Control

Our production of Stearic Acid, Compound With Ethane-1,2-Diamine (2:1) adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent composition, purity, and performance. A comprehensive Certificate of Analysis (COA) detailing assay, identification, and impurity profiles is provided and available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture which may affect quality.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 98.0 %
Melting Point	140 - 145 °C
Acid Value	≤ 5.0 mg KOH/g
Amine Value	≤ 5.0 mg KOH/g
Loss on Drying	≤ 1.0 %

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