432490

Polystyrene-block-polybutadiene

30 wt.% styrene

• Lineare Formel: [CH₂CH(C₆H₅)]_x (CH₂CH=CHCH₂)_y [CH₂CH(C₆H₅)]_x
• CAS-Nummer: 308076-12-2
• UNSPSC-Code: 12162002
• PubChem Substanz-ID: 24867091
• NACRES: NA.23

Eigenschaften

• Qualitätsniveau: 100
• Form: beads
• Schmelzindex: 10 g/10 min (200°C/5.0kg)
• Enthält: phenolic as antioxidant
• Härte: 61 (Shore A)
• Viskosität: 8.5 poise, 25 wt. % in toluene(25 °C, Brookfield)(lit.)
• Löslichkeit: solvents with solubility parameters between 7.7 and 9.4: soluble
• Elongation: ASTM D 412 - 600% (ultimate)

Beschreibung

Anwendung

Component of hot melt adhesives, sealants, asphalt and oil gels. Modifier for polymers, thermosets and general rubber compounding. Direct molded or extruded auto parts, sporting goods, footware and film.

Leistungsmerkmale und Vorteile

High strength and low viscosity for easy melt and solution processing. High temperature degradation results in cross-linking. Flexible to -65°C. Excellent electrical insulator. Resists acids and alkali.

Physikalische Form

Thermoplastic elastomer. 80% diblock

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)