Description

(Octadecanoato-O)Oxoaluminium is an organoaluminum compound, specifically an aluminum stearate derivative. This material serves as a versatile intermediate and functional additive, valued for its ability to modify rheological properties and impart specific characteristics to formulations. It is primarily utilized by manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance and stability.

Application

• As a rheology modifier and thickening agent in greases, lubricants, and specialty oils.
• As a stabilizer and acid scavenger in polymer processing, particularly for PVC and polyolefins.
• As a water repellent and hydrophobic agent in construction materials and coatings.
• As a gelling agent in the production of paints, inks, and cosmetic formulations.
• As a catalyst component or co-catalyst in specific organic synthesis and polymerization reactions.
• As a flow aid and anti-caking agent in powder processing and solid formulations.

Basic Information

Product Name	(Octadecanoato-O)Oxoaluminium
CAS No.	13419-15-3
Molecular Formula	C18H35AlO3
Molecular Weight	326.45 g/mol
Synonyms	Aluminum monostearate; Aluminum stearate, basic; Hydroxyaluminum distearate; Oxoaluminum stearate; Aluminum hydroxydistearate; (Stearato)oxoaluminum; Aluminium stearate, basic; EINECS 236-491-4
EINECS	236-491-4

Quality Control

Our (Octadecanoato-O)Oxoaluminium is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets defined specifications for identity, purity, and performance. A comprehensive Certificate of Analysis (COA) documenting assay, metal content, and impurity profiles is available for every shipment upon request.

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 acids and strong oxidizing agents. The material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent caking or hydrolysis.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (Al2O3 content)	Contact for details
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Acid Value	Contact for details

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