Kraton® D1161 K (SIS) Linear Triblock Copolymer

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Kraton® D1161 K (SIS) Linear Triblock Copolymer
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Description: Kraton D1161 K is a clear, linear triblock copolymer based on styrene and isoprene, with a polystyrene content of 15%. It is supplied from North America in the physical form identified: Kraton D1161 KT - supplied as a dusted porous pellet Kraton D1161 KU - supplied as an undusted porous pellet Region: Asia Pacific, Europe, Japan, North America, and South America Uses: Kraton D1161 K is used as an ingredient in formulating adhesives, sealants and coatings. It may also find use as a modifier of bitumen or thermoplastics and in compound formulations. Applications: Adhesives, Sealant and Coatings; Compounding and Personal Hygiene; Impact Modification; Footwear; and Bitumen Modification Information provided by Kraton®
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Physical Properties	Original Value	Comments

Specific Gravity	0.920 g/cc	ASTM D4025
Volatiles	<= 0.70 %	KM 04
Viscosity	1200 cP	25% Toluene Solution at 25°C; BAM 922
Melt Flow	12 g/10 min @Load 5.00 kg, Temperature 200 °C
Ash	0.25 - 0.45 %	Talc dust specification is only applicable to the dusted version which is D1161 KT; BAM 908

Chemical Properties	Original Value	Comments
Diblock Content	19 %

Mechanical Properties	Original Value	Comments
Hardness, Shore A	32 @Time 10.0 sec	Typical values on polymer compression molded at 300°F; ASTM D2240
Tensile Strength	21.37 MPa	Typical properties of film cast form toluene solution; ASTM D412
Elongation at Break	1300 %	Typical properties of film cast from toluene solution; ASTM D412
300% Modulus	0.000689 GPa @Strain 300 %	film cast from toluene solution.; ASTM D412

Descriptive Properties
Content	Antioxidant	0.08-0.3%, KM 08
	Polystyrene	14-17%, KM 03
	Total Extractables	<1.0%, KM 05
Styrene/Rubber Ratio	15/85

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PKRA9867 / 132766

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