Low temperature synthetic rubber and method of making same

Details Low temperature synthetic rubber and method of making same Low temperature synthetic rubber and method of making same

1955-04-18

1976-03-16

Smith, Edw. J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

252429A, 260 4232, 260 795B, 260 821, C08F 466, C08F 3606

Patent

active

039445356

ABSTRACT:
Butadiene or isoprene are polymerized in the presence of a catalyst prepared by the interaction of (a) an aluminum compound of the general formula R.sub.2 AlX wherein R is an alkyl, cycloalkyl or aryl radical and X is hydrogen, halogen, or an alkyl, cycloalkyl or aryl radical, with (b) a metal halide selected from the group consisting of the chlorides, bromides and iodides of titanium and zirconium, the resulting polymer having a high degree of flexibility at low temperature.

REFERENCES:
Moyer et al., Jour. Poly. Sci., Part A, Vol. 3, pp. 217-229 (1965).
Short et al., Rubber Chem. & Technol. 30, 1118-1141, (1957).
Short et al., Rubber Chem. & Technol. 32, 614-627 (1959).

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