200565

Polystyrol-block-poly(ethylen-ran-butylen)-block-polystyrol

mol wt 65-115 kDa by GPC, powder (Coarse)

• Lineare Formel: [-CH₂CH(C₆H₅)-]_W(-CH₂CH₂-)_x[-CH₂CH(C₂H₅)-]_y[-CH₂CH(C₆H₅)-]_Z
• CAS-Nummer: 66070-58-4
• MDL-Nummer: MFCD00134026
• UNSPSC-Code: 12162002
• PubChem Substanz-ID: 24851971
• NACRES: NA.23

Eigenschaften

• Form: powder (Coarse)
• Qualitätsniveau: 100
• Mol-Gew.: 65-115 kDa by GPC
• Enthält: <1% antioxidant as inhibitor
• Viskosität: 550 cP, 20 % in toluene, Brookfield(lit.)
• Dichte: 0.91 g/mL at 25 °C (lit.)
• SMILES String: C=C.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
• InChIKey: MTAZNLWOLGHBHU-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene, also known as SEBS polymer, is used as a thermoplastic elastomer. It has good thermal and chemical stability with tunable mechanical properties.

Anwendung

SEBS can be used in the formation of an anion exchange membrane with an energy efficiency of ~ 86% for the fabrication of redox flow batteries. It can also be used to form sulfonated membranes with high water permeability and thermomechanical stability for HVAC applications. SEBS finds its usage as an ion exchange membrane with a capacity of ~1.91 mmol g^-1 for fuel cells.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)