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What's New E Series
December 27, 2002
Asaprene™ E30 properties in silica dispersion, with Asaprene™ 303 reference comparison
Basic polymer description
 Polymer
Structure Styrene content(wt%) Mooney viscosity ML1+4, 100°C
Asaprene™ E30 Block SBR 46 60
Asaprene™ 303 Block SBR 46 45

Dispersed silica formulation (wt parts)
Polymer
100
Silica
40
Naphthenic oil
5
Silane coupling agent*
2
*Degussa Si69

Major E30 advantages: Enhanced resistance to compression set and heat buildup

Please note that all data and values are given as typical results obtained at Asahi Kasei, and not as any specification or warranty of any nature, and are subject to change without notice.

For further information on these Asahi Kasei products, please contact us.



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