430072

Poly(styrene-co-butadiene)

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

• Linear Formula: [CH₂CH(C₆H₅)]_x(CH₂CH=CHCH₂)_y
• CAS Number: 9003-55-8
• MDL number: MFCD00134010
• UNSPSC Code: 12162002
• PubChem Substance ID: 24866909
• NACRES: NA.23

Properties

• form: pellets
• Quality Level: 100
• 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
• SMILES string: C=CC=C.C=Cc1ccccc1
• InChI: 1S/C8H8.C4H6/c1-2-8-6-4-3-5-7-8;1-3-4-2/h2-7H,1H2;3-4H,1-2H2
• InChI key: MTAZNLWOLGHBHU-UHFFFAOYSA-N

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 Information

• Storage Class Code: 11 - Combustible Solids
• WGK: nwg
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves