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RIANOX® L115 is a high molecular weight hindered phenolic antioxidant containing sulfur, available in lubricant.

Functions: Antioxidant

Compatible Base Stocks: Mineral Oils, Naphthenics, Polyalphaolefins (PAO), Synthetic Oils

Chemical Family: Phenols & Phenolics

Features: High Temperature Performance, High Temperature Resistance

Technical Data Sheet

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Identification & Functionality

Chemical Family
Fluids & Lubricants Functions
CAS No.
41484-35-9
EC No.
255-392-8
Molecular Formula

C38H58O6S

Chemical Structure

RIANOX® L115 - Chemical Structure

Features & Benefits

Characteristics

RIANOX® L115 is a high molecular weight hindered phenolic antioxidant containing sulfur, available in lubricant. Because of the molecular structure which contains both the structure of blocked phenolic main antioxidants and the structure of thioether assisted antioxidants, it has excellent versatility. RIANOX® L115 is especially effective in naphthenic base oils and synthetic oils, such as PAO and carboxylate oils.

  • It has better thermal stability than traditional phenolic antioxidants.
  • It can be used at high temperature with little heat loss.
  • US FDA approved for use in food contact lubricants.
  • Excellent performance in CIGRE test.

Applications & Uses

Markets
Use Level
0.1 - 0.3% (PAG), 0.2 - 0.3% (PAO)
Applications

RIANOX® L115 is recommended for use in synthetic and mineral oils. The recommended dosage: PAO 0.2-0.3%; PAG 0.1-0.3%.

Properties

Physical Form
Appearance
White to off - white powder
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight642
Solubility
ValueUnitsTest Method / Conditions
Acetone (at 20℃)min. 50g/100g
Chloroform (at 20℃)min. 50g/100g
Ethyl Acetate (at 20℃)48g/100g
Hexane (at 50℃)4.5g/100g
Methanol (at 20℃)6g/100g
Mineral Oil (at 20℃)0.27g/100g
Water Content (at 20℃)max. 0.01g/100g

Regulatory & Compliance

Certifications & Compliance

Safety & Health

Handling & Safety

The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling.

Storage & Handling

Shelf Life
24 Months
Storage Conditions

Store the product in a cool, dry, well-ventilated area away from incompatible materials, keep tightly closed. With proper storage, shelf life of this product is 24 months from the manufacture date.