Kraton® G1643 V Linear Triblock Copolymer

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Kraton® G1643 V Linear Triblock Copolymer
Categories:	Other Engineering Material; Additive/Filler for Polymer; Polymer; Thermoplastic; Elastomer, TPE; Styrenic TPE
Material Notes:	Kraton G1643 V is a clear, linear triblock copolymer based on styrene and ethylene/butylene with a polystyrene content of 20%. It is supplied from Taiwan. Kraton G1643 V is used in compound formulations and as a modifier of thermoplastics. It may also find use in formulating adhesives, sealants, coatings and modified bitumens. Kraton G1643 VS - is supplied as a dusted, dense pellet. Information provided by Kraton Corporation.
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Physical Properties	Metric	English	Comments

Specific Gravity	0.900 g/cc	0.900 g/cc	ASTM D792
Viscosity Measure	210 cSt @Temperature 25.0 °C	210 cSt @Temperature 77.0 °F	25%w toluene solution; BAM 922
Melt Flow	14 - 25 g/10 min @Load 2.16 kg, Temperature 230 °C	14 - 25 g/10 min @Load 4.76 lb, Temperature 446 °F	ASTM D1238
Ash	0.020 - 0.12 %	0.020 - 0.12 %	Silica; AGAM 908

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	52 @Time 30.0 sec	52 @Time 0.00833 hour	ASTM D2240
Tensile Strength	>= 10.3 MPa	>= 1500 psi	ASTM D412
Elongation at Break	>= 600 %	>= 600 %	ASTM D412

Descriptive Properties
Antioxidant	0.06 to .14		Test Method KM 08. Non-staining phenolic antioxidant.
Polystyrene Content (%m)	16.6 to 20.6		Test Method KM 03
Styrene / Rubber Ratio	20/80
Total Extractables	<=1 %m		Test Method KM 05
Volatile Matter (%m)	<= 1		KM 04

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PKQZ9007 / 239872

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