Polymer blends of tapered styrene-butadiene triblock...

Details Polymer blends of tapered styrene-butadiene triblock... Polymer blends of tapered styrene-butadiene triblock...

C - Chemistry, Metallurgy

08

L

400/3033, 400/30

C08L 53/00 (2006.01) C08F 236/10 (2006.01) C08F 297/04 (2006.01) C08L 51/04 (2006.01) C08L 53/02 (2006.01) C08L 101/00 (2006.01)

Patent

CA 2020377

ABSTRACT A thermoplastic blend useful for the preparation of molded articles comprising a rigid thermoplastic polymer and a tapered triblock elastomer of a monovinylidene aromatic monomer and butadiene having a ratio of monovinylidene aromatic monomer:butadiene of 10:90 to 60:40; average molecular weight from 50,000 to 135,000. The blend is easily prepared by extrusion blending or other techniques and does not require an extender oil in its preparation. 37,234-F

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