Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kraton D-4270 Impact Modifier

Kraton™ D-4270 is a plastic elastomer of SBS type, featuring good processability and adjustable performance. It is widely used in asphalt modification, shoemaking, and can be compounded with resins/rubbers for modification, to adjust viscosity, hardness and flexibility of formulations, applicable to pipes, auto parts, medical devices and adhesives.

Features Of Kraton D-4270 Impact Modifier

  1. SBS block copolymer, solid plastic elastomer, easy to compound and modify

  2. Good processability, melt flow rate up to 18g/10min, suitable for various forming processes

  3. High elongation (1100%), moderate hardness, excellent flexibility and flex resistance

  4. Can be blended with resins/rubbers, adjustable viscosity, hardness and bonding performance

  5. Multi-scenario applicability, compatible with asphalt modification and industrial component manufacturing

Typical Applications Of Kraton D-4270 Impact Modifier

  1. Asphalt modification (road pavement, waterproofing asphalt with improved toughness)

  2. Shoemaking industry (sole, shoe upper elastic components with good flexibility)

  3. Plastic products (pipes, belts, sheets with adjustable softness)

  4. Industrial components (auto parts, medical devices, sporting goods)

  5. Adhesives & modifiers (blended with resins/rubbers as a performance regulator)

Specifications Of Kraton D-4270 Impact Modifier

Basic Properties
Chemical NameStyrene/Butadiene/Styrene Block Copolymer (SBS)
Product CategoryPlastic Elastomer
Physical FormSolid
Density0.938 g/cm³
Hardness (Shore A)46
Melt Property
Melt Flow Rate (MFR)18 g/10min
Mechanical Properties
Tensile Stress1.9 MPa
Elongation at Break1100 %


























































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