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Solprene 490 is butadiene/styrene SBS thermoplastic copolymer with 70/30 percentage monomer composition and polymerized in solution. It has a radial structure and is extended with 32% naphthenic oil.This grade has an SB di-block content, which may improve tack and flow properties in different applications.The right balance between molecular weight and oil composition permits to get high softening point and modulus properties as well as easy polymer time dispersion on polymer modified asphalt. This product was designed to give adequate rheological and heat flow resistance on asphalt shingles.Also, Solprene 490 can be used in footwear compounding to give high mechanical properties.

Polymer Name: Styrene Butadiene Styrene (SBS)

Processing Methods: Compounding

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Knowde Enhanced TDS

Identification & Functionality

CAS No.
9003-55-8
EC No.
618-370-2
Technologies

Applications & Uses

Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods
Applications
  • Polimer modification & compounding
  • Asphalt modification

Properties

Physical Form
Polymer Properties
ValueUnitsTest Method / Conditions
Total Styrene30.0%ASTM D5775
Block Styrenemin. 28%NM 202-07
Toluene Solution Viscosity at 5.23%12.0cStNM 300-11
Volatile Mattermax. 0.75%ASTM D5668
Insolublesmax. 0.1%NM 300-15
Oil Content32.0%NM-300-54

Packaging & Availability

Regional Availability
  • Asia Pacific
  • Europe
  • Latin America
  • North America
Packaging

This product is available in porous crumb form.