Crystalline propylene polymer composition

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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525 89, 525 95, 525216, 525297, C08L 2312, C08L 2314, C08L 5300

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045515018

ABSTRACT:
A crystalline propylene polymer composition having excellent transparency and rigidity comprising a blend of a crystalline polypropylene with a polymer of a vinyl cycloalkane having at least 6 carbon atoms. The composition contains 0.05 weight ppm to 10,000 weight ppm of the vinyl cycloalkane unit.

REFERENCES:
patent: 3707520 (1972-12-01), Pampus et al.
patent: 3888949 (1975-06-01), Shih
Journal of Polymer Science, vol. XXXIX, Issue 135, (1959), "Nucleation Effects in High Polymers", pp. 543-545.

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