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抗氧剂Alkanox 240 TDS

抗氧剂Alkanox 240 TDS

http://www.wendangku.net/doc/083072cad5bbfd0a78567305.html Effective: 11.04.2008

Alkanox ?

240

Phosphite Antioxidant

Alkanox 240 is an organo-phosphite antioxidant that exhibits excellent hydrolytic stability.

Chemical Structure

Tris(2,4-di-t -butylphenyl) phosphite CAS Reg. Number: 31570-04-4

Features

Alkanox 240 effectively reduces peroxide induced oxidative degradation of most polymeric substances during processing. The low volatility of Alkanox 240 allows for use at the high temperatures required for processing thermoplastic polymers. Alkanox 240 is suitable for use in a multitude of polymers such as polyolefins, polycarbonate, ABS and polyesters.

Typical Physical Properties of Alkanox 240

Appearance White, free flowing solid

Bulk density, Kg/L

0.55 (Powder) 0.53 (Granular)

Molecular weight

647 Specific Gravity @ 20°C, g/ml 1.03 Melting range, °C 180 – 185 Flash point, °C

225

Thermogravimetric Analysis (10 mg @ 10°C/minute under N 2)

Weight Loss, % 5 10 25 Temperature, °C

239

250

272

Solubility @ 20°C (Weight %)

Water

Insoluble Acetone

1 Ethyl acetate 4 Chloroform 36 Benzene 34 Hexane 11

O

P 3

Methanol

Insoluble

Food Contact

This compound has broad food contact approvals; for details please contact Chemtura, Regulatory Affairs Polymer Additives.

Storage and Handling Precautions

The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling. Store the product in a cool, dry, well-ventilated area away from incompatible materials. Unless stated, proper storage will permit usage of the product for 6 to 12 months from the date of receipt.

For additional handling and toxicological information, consult the Chemtura Material Safety Data Sheet.

The information contained herein relates to a specific Chemtura product a nd its use, and is based on information available as of the date hereof. Additional information The information contained herein relates to a specific Chemtura product and its use, and is based on information available as of the date hereof. Additional information relating to the product can be obtained from the pertinent Material Safety Data Sheets. Nothing in this Technical Data Sheet shall be construed to modify any of Chemtura standard terms and conditions of sale under which the product is sold by Chemtura. NOTHING IN THIS TECHNICAL DATA SHEET

抗氧剂Alkanox 240 TDS

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