430072
Poly(styrene-co-butadiene)
butadiene 4 wt. %, melt index 6 g/10 min (200°C/5kg)
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About This Item
Linear Formula:
[CH2CH(C6H5)]x(CH2CH=CHCH2)y
CAS Number:
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
MDL number:
InChI
1S/C8H8.C4H6/c1-2-8-6-4-3-5-7-8;1-3-4-2/h2-7H,1H2;3-4H,1-2H2
SMILES string
C=CC=C.C=Cc1ccccc1
InChI key
MTAZNLWOLGHBHU-UHFFFAOYSA-N
form
pellets
melt index
6 g/10 min (200°C/5kg)
composition
butadiene, 4 wt. %
hardness
105 (Rockwell R, ASTM D 785)
transition temp
softening point 103 °C (Vicat, ASTM D 1525)
density
1.04 g/mL at 25 °C
Quality Level
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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.
Storage Class
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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