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Merck
CN

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:
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Product Name

Poly(styrene-co-butadiene), butadiene 4 wt. %, melt index 6 g/10 min (200°C/5kg)

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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