Description

3,5-Bis(1,1-Dimethylethyl)-2-Hydroxybenzoic Acid, Aluminum Complex is a specialized organometallic compound primarily valued for its role as a highly effective stabilizer and antioxidant in polymer systems. Its core function is to protect materials from thermal and oxidative degradation, thereby extending product lifespan and maintaining performance integrity. This complex is essential for manufacturers in the plastics, rubber, and coatings industries seeking to enhance the durability of their high-performance products.

Application

• Polymer Stabilizer: A key additive in polyolefins (e.g., PP, PE) and engineering plastics to prevent thermal degradation during processing and end-use.
• Rubber Antioxidant: Used in synthetic rubber formulations to inhibit oxidative aging, preserving elasticity and mechanical properties.
• Lubricant & Grease Additive: Functions as an antioxidant in synthetic lubricants and industrial greases to prevent viscosity increase and sludge formation.
• Adhesive & Sealant Formulations: Enhances the thermal stability and shelf-life of hot-melt adhesives and high-performance sealants.
• Coating Systems: Incorporated into protective coatings and wire enamels to provide long-term resistance to heat and environmental oxidation.
• Fuel & Oil Stabilizer: Acts as a stabilizer in certain specialty fuels and transformer oils to mitigate oxidative breakdown.

Basic Information

Product Name	3,5-Bis(1,1-Dimethylethyl)-2-Hydroxybenzoic Acid, Aluminum Complex
CAS No.	130296-87-6
Molecular Formula	C30H45AlO6 (Typical for the 3:1 ligand-to-metal complex)
Molecular Weight	528.66 g/mol (Typical)
Synonyms	Aluminum tris(3,5-di-tert-butyl-4-hydroxybenzoate); Aluminum 3,5-di-tert-butyl-4-hydroxybenzoate; Aluminium complex of 3,5-di-tert-butyl-4-hydroxybenzoic acid; DBBA-Al complex; Antioxidant 3125; Irganox 3125; Ethanox 398; CAS 130296-87-6
EINECS	Contact for details

Quality Control

Our production of 3,5-Bis(1,1-Dimethylethyl)-2-Hydroxybenzoic Acid, Aluminum Complex adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with relevant industry specifications. A comprehensive Certificate of Analysis (COA) detailing assay, metal content, and impurity profiles is 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) and should be kept under dry, inert conditions to prevent caking and oxidation. Keep away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to standard
Assay (Aluminum Content)	4.8 - 5.2 %
Melting Point	> 200 °C
Loss on Drying	≤ 1.0 %
Ash Content	≤ 0.5 %

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