Description

1,10-Decanediol Bis[3-(3,5-Di-tert-Butyl-4-Hydroxyphenyl)Propionate] is a high-performance phenolic antioxidant belonging to the class of hindered phenol stabilizers. This compound is engineered to provide exceptional long-term thermal and oxidative stability to a wide range of polymeric materials. It is a critical additive for manufacturers seeking to enhance the durability and lifespan of their products under demanding environmental conditions. The product is supplied under CAS No. 54857-07-7.

Application

This antioxidant is a versatile additive primarily used to protect polymers from degradation caused by heat and oxygen exposure. Its applications include:

• Polymer Stabilization: As a primary antioxidant in polyolefins (PP, PE), engineering plastics (PA, PBT, PC), and synthetic rubbers to prevent chain scission and cross-linking during processing and end-use.
• Hot Melt Adhesives: To prevent discoloration and maintain adhesive performance and viscosity stability at elevated application temperatures.
• Lubricants and Greases: To extend the service life of industrial and automotive lubricants by inhibiting oxidative thickening and acid formation.
• Elastomers and Sealants: For stabilizing SBS, SIS, EVA, and other elastomeric systems against heat aging, preserving elasticity and mechanical properties.
• Wire and Cable Insulation: To protect the polymer jacketing from thermal oxidative degradation, ensuring long-term electrical integrity.
• Masterbatch Production: As a key component in antioxidant and additive concentrates for simplified and precise dosing in polymer compounding.

Basic Information

Product Name	1,10-Decanediol Bis[3-(3,5-Di-tert-Butyl-4-Hydroxyphenyl)Propionate]
CAS No.	54857-07-7
Molecular Formula	C48H70O6
Molecular Weight	743.1 g/mol
Synonyms	Decanedioic Acid, Bis[3-(3,5-Bis(1,1-Dimethylethyl)-4-Hydroxyphenyl)Propyl] Ester; 1,10-Bis[3-(3,5-Di-tert-butyl-4-hydroxyphenyl)propionyloxy]decane; Antioxidant 129; Irganox 129; ADK STAB AO-412S; Bis(3,5-di-tert-butyl-4-hydroxyhydrocinnamoyloxy)decane; Decamethylene Bis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate); Phenolic Antioxidant 129
EINECS	259-354-1

Quality Control

Our production of 1,10-Decanediol Bis[3-(3,5-Di-tert-Butyl-4-Hydroxyphenyl)Propionate] adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing to ensure high purity, consistent performance, and compliance with relevant industry specifications. A detailed Certificate of Analysis (COA), providing batch-specific data on assay, melting point, and impurity profiles, is available for your quality assurance review.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) in the container headspace is recommended. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0 %
Melting Point	95 - 105 °C
Loss on Drying	≤ 0.5 %
Ash Content	≤ 0.1 %
Transmittance (425 nm)	≥ 95.0 %
Transmittance (500 nm)	≥ 97.0 %

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