Kraton® D1157 ETM D SBS Linear Block Copolymer

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Kraton® D1157 ETM D SBS Linear Block Copolymer
Categories:	Other Engineering Material; Additive/Filler for Polymer; Polymer; Thermoplastic; Elastomer, TPE; Styrenic TPE
Material Notes:	Kraton D1157 E is a clear, linear block copolymer based on styrene and butadiene with bound styrene of 29.5% mass. Kraton D1157 E is used as a modifier of bitumen or thermoplastics and in compound formulations. It may also find use as an ingredient in formulating adhesives, sealants and coatings. Kraton D1157 ETM is supplied as powder dusted with talc for the North American market Information provided by Kraton Corporation.
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Physical Properties	Original Value	Comments

Specific Gravity	0.940 g/cc	ISO 2781
Bulk Density	0.400 g/cc	ASTM D1895 Method B
Melt Flow	3.5 - 6.5 g/10 min @Load 5.00 kg, Temperature 200 °C	ISO 1133
Ash	4.0 - 6.0 %	Silica from original D1157 ES plus talc added during the milling process.; BAM 908

Mechanical Properties	Original Value	Comments
Hardness, Shore A	70 @Time 15.0 sec	Compression molded slab; ASTM D2240
Tensile Strength	28.0 MPa	Cast Film; ISO 37
Elongation at Break	800 %	Cast Film; ISO 37
300% Modulus	421 psi @Strain 300 %	Cast Film; ISO 37

Descriptive Properties
Antioxidant	>=0.15	Test Method KM 08
Polystyrene Content (%m)	28.5 to 30.5	Test Method KM 03
Total Extractables	<=1 %m	Test Method KM 05
Volatile Matter (%m)	<= 0.3	KM 04

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PKQZ9005c / 239870

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