LUBRICANT ADDITIVE T535

T535 Thioether and Phenolic Ester Type Antioxidant

Product introduction

As a thioether and phenolic ester type antioxidant, T535 has low toxicity, can be used for stability in the polymers or other organic materials that are liable to thermal oxidation decomposition. It is extensively applied in polyolefin, elastomers (EPDM), petroleum products and so on. In the field of lubricating oils, it enjoys excellent compatibility with other additives; used in higher application conditions, it boasts outstanding oxidation resistance, especially when used with amine type antioxidants, oil viscosity and deposit growth can be effectively controlled. It’s widely used in high-grade internal combustion engine oils, can also achieve good results in industrial lubricating oils. Generally speaking, the use rate is 0.1~0.5%..

Technical indexes

Physical and chemical indexes of product

Description	Technical Index	Test Method
Appearance	White or mild yellow powdered crystal	Visually
Valid Content, %	≥ 98.5	Liquid chromatogram
Melting Point, °C	≥ 63.0	GB/T617
Ash Content, %	≤ 0.03	GB/T508
Sulfur Content, %	4.5~5.5	GB/T17476, ASTM D4951

Packing, storage and transport

Packed in 25kg paper-plastic compound bags or 25kg carton barrels with plastic bag lining or conforming to customer requirements;Suitable for diversified transport means; can not be exposed to blazing sun or high temperature, shall be stored in ventilating cool and dry places, with storage temperature no greater than 45°C, has storage life of 2 years.

Appendix 1: Substitutable Product

IRGANOX 1035