Block copolymers of olefines with vinyl aromatic monomers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525324, 525 88, C08L29708

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active

047628936

ABSTRACT:
Block copolymers of ethylene and/or alpha-olefins, in particular propylene, with vinyl aromatic monomers, comprising at least two polymeric blocks, one of which being a polyolefinic block and the other having a stereoregular structure and being formed by vinyl aromatic monomer units.

REFERENCES:
patent: T866013 (1969-09-01), Shields et al.
patent: 3478129 (1969-11-01), Kern et al.
patent: 3894117 (1975-07-01), Agouri et al.
Langer-"New Chelated Organolithium Catalysts"-ACS Polymer Preprintes vol. 7, No. 1, 1966, pp. 132-139.
Manson et al-Polymer Blends and Composites-11/79, pp. 62.

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