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438332 Sigma-Aldrich

Poly(styrene-co-butadiene)

melt index 2.8 g/10 min (200°C/5kg)

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Properties

melt index   2.8 g/10 min (200°C/5kg)
hardness   95 (Rockwell R, ASTM D 785)
transition temp   softening point 101 °C (Vicat, ASTM D 1525)
density   1.04 g/mL at 25 °C
SMILES string   C=CC=C.C=Cc1ccccc1

Description

Application

Molded or extruded into toys, packaging, appliances, communication cassettes, dinnerware and serviceware.

Features and Benefits

Better impact resistance than polystyrene. Amenable to various processing methods. Susceptible to environmental (UV) degradation.

Physical form

High-impact amorphous thermoplastic.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
WL6478000
Protocols & Articles
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