Kraton™ D4150 K linear triblock copolymer based on styrene and butadiene with a polystyrene content of 31%. It is supplied from North America in the physical form identified below. Kraton D4150 KT - supplied as a dusted porous pellet Kraton D4150 KU - supplied as an undusted porous pellet Kraton D4150 K is used as a modifier of bitumen and polymers. It is also suitable as an ingredient in formulating compounds for footwear applications, molded and extruded goods applications and may be used in formulating adhesives, sealants, and coatings.
Polymer Name: Styrene Butadiene Styrene (SBS)
Chemical Family: Styrenic Block Copolymers, Styrenics
Processing Methods: Coating, Compounding
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Identification & Functionality
Chemical Family
Chemical Name
Polymer Name
CASE Ingredients Functions
CAS No.
EC No.
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Applications & Uses
Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods
Properties
Sales Specifications
| Value | Units | Test Method / Conditions | |
| Polystyrene Content | 29.0 to 33.0 | %m | KM 03 |
| Oil Content | 32.3 to 34.3 | %m | KM 05 |
| Antioxidant Content | 0.13 to 0.35 | %m | KM 08 |
| Volatile Matter | max. 0.7 | %m | KM 04 |
| Ash Content (T) | 0.25 to 0.45 | %w | BAM 908 |
Typical Properties
| Value | Units | Test Method / Conditions | |
| Modulus 300% | 160.0 | psi | ASTM D-412 |
| Hardness (10 sec) | 45.0 | Shore A | ASTM 2240 |
| Diblock Content | 17.0 | - | n/a |
| Melt Index (200°C/5 kg) | 9.5 | gms/10 min. | n/a |
| Styrene / Rubber ratio | 31/69 | - | n/a |
| Elongation at Break | 1400.0 | % | ASTM D-412 |
| Tensile Strength | 2800.0 | psi | ASTM D-412 |
| Solution Viscosity | 850.0 | cps | BAM 922 |
| Specific Gravity | 0.92 | - | ASTM D 792 |
Packaging & Availability
Packaging
Kraton Polymers are available in a number of different package types. For information specific to this grade, please contact your local Kraton Polymers representative. KRATONTM and the Kraton logo are either trademarks or registered trademarks of Kraton Corporation, or its subsidiaries or affiliates, in one or more, but not all countries.
Kraton™ D4150 K
Kraton