RIANOX® TNPP

Identification & Functionality

Chemical Family

Phosphites

Chemical Name

Tris(nonylphenyl) phosphite

Plastics & Elastomers Functions

Antioxidant,

Secondary Antioxidant,

Stabilizer

CAS No.

26523-78-4

EC No.

247-759-6

Technologies

Elastomers,

Plastics

Product Families

Elastomers — Elastomer Additives

Antioxidants & Stabilizers

Plastics — Polymer Additives

Antioxidants & Stabilizers

Chemical Structure

Molecular Formula

C₄₅H₆₉O₃P

Features & Benefits

Materials Features

High Hydrolytic Stability

Applications & Uses

Compatible Polymers & Resins

Acrylonitrile Butadiene Styrene (ABS),

Nitrile Butadiene Rubber (NBR),

Polyethylenes (PE),

Polypropylenes (PP),

Polystyrenes (PS),

Styrene Butadiene Rubber (SBR),

Styrene Isoprene Styrene (SIS)

Applications

RIANOX^® TNPP is a suitable stabilizer for elastomers such as SBR, NBR and SIS. It is highly effective in solution and emulsion polymerized elastomers. RIANOX^® TNPP is excellent in preventing gel formation polymerization, finishing, storage, and factory processing. It is also a very cost-effective process stabilizer for a number of thermoplastic polymers such as polyethylene, polypropylene, polystyrene and ABS

Properties

Physical Form

Liquid

Appearance

Clear yellow viscous liquid

Typical Properties

	Value	Units	Test Method / Conditions
Molecular Weight	689	—	—

Regulatory & Compliance

Certifications & Compliance

ISO 14001,

OHSAS

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

12 Months

Storage Conditions

Store the product in a cool, dry, well-ventilated area away from incompatible materials, keep away from light, keep tightly closed. With proper storage, shelf life of this product is 12 months from the manufacture date.