Elastosols, preparation, use and products thereof

Details Elastosols, preparation, use and products thereof Elastosols, preparation, use and products thereof

C - Chemistry, Metallurgy

08

L

C08L 53/02 (2006.01) C08K 5/00 (2006.01) C09D 153/02 (2006.01)

Patent

CA 2137154

An elastosol is provided comprising:(a) a finely powdered, linear or branched block copolymer having a particle size of 800 micron or less, comprising at least one polymer block (A) derived predominantly from a monovinyl aromatic compound and at least one, optionally hydrogenated, polymer block (B) derived predominantly from a conjugated diene, wherein the content of monovinyl aromatic compound is at least 40 % by weight based on the weight of the block copolymer, and (b) a rubber compati- ble liquid plasticizer, the weight ratio (a)/(b) being in the range of from 0.1 to 10. Furthermore, there is provided a process for the preparation of an elastosol as well as a process for the preparation of a homogeneous rubbery product derived from said elasto- sol.

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