Process for the preparation of 1,5-hexadiene cyclopolymers havin

Details Process for the preparation of 1,5-hexadiene cyclopolymers havin Process for the preparation of 1,5-hexadiene cyclopolymers havin

1992-04-10

1993-11-09

Teskin, Fred

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526 77, 526127, 526151, 526165, 526336, C08F 4642, C08F 3620

Patent

active

052603890

ABSTRACT:
Highly crystalline high melting 1,5-hexadiene cyclopolymers are prepared by carrying out the polymerization in the presence of a catalyst comprising a specific Zr or Hf metallocene compound and specific alumoxane compounds.

REFERENCES:
patent: 3435020 (1969-03-01), Olson
patent: 5104956 (1992-04-01), Waymouth
Marvel, C. S., et al. Journal of American Chemical Society, vol. 80, pp. 1740-1744, 1958.
Makowski, H. S., et al. Journal of Polymer Science, Part A, vol. 2, pp. 1549-1566, 1964.
Cheng, H. N., et al. Journal of Applied Polymer Science, vol. 35, pp. 825-829, 1988.
Resconi, L. et al. Journal of American Chemical Society, vol. 112, pp. 4953-4954, 1990.

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