Calprene 540 is a 60/40 butadiene/styrene thermoplastic copolymer, polymerized in solution and having a linear structure. This product is presented in porous pellets and has excellent optical properties due to its clarity.It is stabilized with a non-staining antioxidant system, FDA approved for use in food contact applications, and is essentially gel free with a very clear color.Calprene 540 is used in adhesive formulation, in thermoplastic injected shoe sole formulations, and transparent compounds.

Polymer Name: Styrene Butadiene Styrene (SBS)

Chemical Family: Styrene Copolymers, Styrenics

Additives Included: Antioxidant

Processing Methods: Injection Molding

Similar Products

  • TypeDocument Name
View All Documents

Knowde Enhanced TDS

Identification & Functionality

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

Features & Benefits

Applications & Uses

Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods
Applications
  • Adhesives hot melt
  • Pressure sensitive adhesives (psa)
  • Adhesives labels
  • Footwear
  • Solvent based adhesives
  • Polymer modification & compounding

Properties

Physical Form
Appearance
Clear or transparent
Polymer Properties
ValueUnitsTest Method / Conditions
Toluene Solution Viscosity 25%0.6Pa-sMA 04-3-064
Melt Flow Index at 190°C, 5kg5.0g/10ASTM D-1238
Volatile Matter0.4%ASTM D5668
Yellowness Index3.0-ASTM D1925-70
Total Styrene (on polymer)40.0%ASTM D5775
Hardness90.0Shore AASTM D-2240
Abrasion100.0mm3DIN 53516
Insolubles in Toluene, 325 meshmax. 0.1%MA 04-3-018
Ash Contentmax. 0.35%ASTM D5667

Regulatory & Compliance

Certifications & Compliance
Chemical Inventories

Packaging & Availability

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