KRATON® G1643 M

Category: SEBS , Styrene Ethylene Butylene Styrene Block Copolymer
Manufacturer: Kraton Polymers LLC
Trademark: KRATON®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: Kntey5_KRATON-G1643-M.pdf
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Kraton G1643 M is a clear, linear triblock copolymer based on styrene and ethylene/butylene with a polystyrene content of 20%. It is supplied from North America in the physical form identified below.

  • Kraton G1643 MS - is supplied as a dusted, dense pellet.

Kraton G1643 M is used in compound formulations and as a modifier of thermoplastics. It may also find use in formulating adhesives, sealants, coatings and modified bitumens.
General Information
Additive
  • Antioxidant
Features
  • Antioxidant
  • Copolymer
Uses
  • Adhesives
  • Asphalt Modification
  • Coating Applications
  • Compounding
  • Plastics Modification
  • Sealants
Appearance
  • Clear/Transparent
Forms
  • Pellets
Processing Method
  • Coating
  • Compounding
PhysicalNominal ValueUnitTest Method
Specific Gravity 0.900g/cm³ASTM D792
Melt Mass-Flow Rate (MFR) (230°C/2.16 kg)14 to 25g/10 minASTM D1238
Antioxidant Additive 10.060 to 0.14%Internal Method
Ash Content - S, Silica 0.020 to 0.12%Internal Method
Polystyrene Content 17 to 21%Internal Method
Solution Viscosity - Toluene, 25%wt (25°C)210mPa·sInternal Method
Total Extractables < 1.0%Internal Method
Volatile Matter < 1.0%Internal Method
Additional InformationNominal Value
Styrene/Rubber ratio 20/80
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A, 30 sec)52ASTM D2240
ElastomersNominal ValueUnitTest Method
Tensile Strength (Yield)> 10.3MPaASTM D412
Tensile Elongation (Break)> 600%ASTM D412
Note Message
1 .Non-staining phenolic antioxidant
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