200565

Polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene

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

• Fórmula linear: [-CH₂CH(C₆H₅)-]_W(-CH₂CH₂-)_x[-CH₂CH(C₂H₅)-]_y[-CH₂CH(C₆H₅)-]_Z
• Número CAS: 66070-58-4
• Número MDL: MFCD00134026
• Código UNSPSC: 12162002
• ID de substância PubChem: 24851971
• NACRES: NA.23

Propriedades

• forma: powder (Coarse)
• peso molecular: 65-115 kDa by GPC
• contém: <1% antioxidant as inhibitor
• viscosidade: 550 cP, 20 % in toluene, Brookfield(lit.)
• densidade: 0.91 g/mL at 25 °C (lit.)
• cadeia de caracteres SMILES: 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
• chave InChI: MTAZNLWOLGHBHU-UHFFFAOYSA-N

Descrição

Descrição geral

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.

Aplicação

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.

Informações de segurança

• Código de classe de armazenamento: 11 - Combustible Solids
• Classe de risco de água (WGK): WGK 3
• Ponto de fulgor (°F): Not applicable
• Ponto de fulgor (°C): Not applicable
• Equipamento de proteção individual: Eyeshields, Gloves, type N95 (US)