KratonÂ® D4274B (O/E SBS) Branched Block Copolymer

Category	Polymer , Thermoplastic , Styrene-Butadiene , Styrene/Butadiene/Styrene (SBS)
Manufacturer	Kraton
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	KratonÂ® D4274B (O/E SBS) Branched Block Copolymer.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Description: KratonÂ® D4274B is an oiled, branched copolymer based on styrene and butadiene with bound styrene in the neat polymer of 49% mass. It is supplied from South America in the physical form identified: D4274BT supplied as a dusted pelletD4274BS supplied as a dusted pelletRegion: South America, Europe, Asia Pacific, North America, and Japan Uses: Kraton D4274B is used for formulating compound for footwear and general purpose applicationsApplications: Compounding and Personal Hygiene; Footwear; Adhesives, Sealant and Coatings; Bitumen Modification; Impact Modification; and Roads and RoofingInformation provided by KratonÂ®

Physical Properties	Metric	English	Comments
Specific Gravity	0.940 g/cc	0.940 g/cc	ISO 2781
Bulk Density	0.400 g/cc	0.0145 lb/inÂ³	ASTM D 1895 method B
Volatiles	<= 0.70 %	<= 0.70 %	KM 04
Brookfield Viscosity	14 - 26 cP	14 - 26 cP	25% Toluene Solution at 25Â°C; KM 05
Melt Flow	20 g/10 min @Load 5.00 kg, Temperature 200 Â°C	20 g/10 min @Load 11.0 lb, Temperature 392 Â°F	ISO 1133
Ash	<= 0.50 %	<= 0.50 %	Product form "S" or "T"; ISO 247-B

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	83 @Time 15.0 sec	83 @Time 0.00417 hour	Measured on films cast from a solution in toluene; ISO 868
Tensile Strength	14.0 MPa	2030 psi	Measured on compression molded slabs; ISO 37
Elongation at Break	890 %	890 %	Measured on polymer compression molded at 300Â°F; ISO 37
300% Modulus	0.00410 GPa	0.595 ksi	Measured on compression molded slabs; ISO 37
Abrasion	175	175	[cubic mm]; DIN 53516

Descriptive Properties	Value	Comments
Content	Antioxidant	>0.25%, KM 08
	Bound Styrene	47-51%, KM 03
	Total Extractables	29.5-32.5%, KM 05

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