Solprene® 4302

1 of 19 products in this brand
Solprene 4302 is a linear block copolymer of styrene and butadiene, having 31% of styrene content, most of it forming a polystyrene block, which gives the polymer a thermoplastic behavior.It has a non-staining antioxidant system; FDA approved for use in food contact applications and is essentially gel free with a clear color.Solprene 4302 is used as an ingredient for adhesives formulation, as an impact modifier for plastics and as elastomeric modifier for asphalt mixtures used in paving and roofing.

Polymer Name: Styrene Butadiene Styrene (SBS)

Functions: Antioxidant, Binder, Binder & Resin

Chemical Family: Styrene-Butadiene Copolymer

Additives Included: Antioxidant

Labeling Claims: Food Contact Acceptable, Other Labeling Claims

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Knowde Enhanced TDS

Identification & Functionality

Additives Included
CASE Ingredients Functions
Industrial Additives Functions
CAS No.
9003-55-8
EC No.
618-370-2

Features & Benefits

Applications & Uses

Industrial Additives End Use
Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods
Applications
  • Solvent based adhesives
  • Adhesives labels
  • Polimer modification & compounding
  • Footwear
  • Adhesives hot melt
  • Sealants
  • Pressure sensitive adhesives (psa)
  • Asphalt modification

Properties

Physical Form
Appearance
Clear or transparent
Polymer Properties
ValueUnitsTest Method / Conditions
Volatile Mattermax. 0.75%ASTM D5668
Total Styrene (on polymer)31.0%ASTM D5775
Block Styrenemin. 29%NM 202-07
Melt Flow Index6.0g/10ASTM D1238
Hardness62.0Shore ADIN 53505
Toluene Solution Viscosity, 25%,25°C890.0cPASTM D2994
Toluene Solution Viscosity (at 5.23% and 25°C)7.0cStNM 300-11
Tensile Strength17.0mPaASTM D412
Elongation1275.0%ASTM D412
Tg-89.0°CASTM E-1356

Regulatory & Compliance

Certifications & Compliance
Chemical Inventories

Packaging & Availability

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

It is presented as free flowing porous crumb making easy its handling and dissolution.