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RIANOX® 168 is an organo-phosphite antioxidant that exhibits excellent hydrolytic stability.

Chemical Family: Phosphites

Functions: Antioxidant, Secondary Antioxidant

Compatible Polymers & Resins: Acrylonitrile Butadiene Styrene (ABS), Polycarbonates (PC), Polyesters, Polyolefins

Features: Crystalline, High Hydrolytic Stability, High Temperature Application, Low Volatility

Technical Data Sheet

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Identification & Functionality

Chemical Family
Plastics & Elastomers Functions
CAS No.
31570-04-4
EC No.
250-709-6
Molecular Formula

C42H63O3P

Chemical Structure

RIANOX® 168 - Chemical Structure

Features & Benefits

Applications & Uses

Applications
  • RIANOX® 168 effectively reduces peroxide induced oxidative degradation of most polymeric substances during processing.
  • The low volatility of RIANOX® 168 allows for use at the high temperatures required for processing thermoplastic polymers.
  • RIANOX® 168 is suitable for use in a multitude of polymers such as polyolefins, polycarbonate, ABS and polyesters.

Properties

Physical Form
Appearance
White crystal powder
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight647
Solubility
ValueUnitsTest Method / Conditions
Acetone (at 20℃)1g/100g
Cyclohexane (at 20℃)10g/100g
Ethanol (at 20℃)0.1g/100g
Ethyl Acetate (at 20℃)4g/100g
Hexane (at 20℃)11g/100g
Methanol (at 20℃)max. 0.01g/100g
Toluene (at 20℃)30g/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.

Packaging & Availability

Packaging Type

Storage & Handling

Shelf Life
12 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 12 months from the manufacture date.