Catalysts for producing high trans-polybutadiene

Details Catalysts for producing high trans-polybutadiene Catalysts for producing high trans-polybutadiene

1975-09-04

1977-04-26

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

526335, C08F 460

Patent

active

040200086

ABSTRACT:
1,3-Butadiene is polymerized to produce a high trans-polybutadiene employing a three-component catalyst system comprising: (1) a reducing agent in an oxyether solution; (2) a titanium halide plus molecular iodine wherein the halide is chloride or bromide, or titanium tetraiodide; and (3) a thioether.

REFERENCES:
patent: 3050513 (1962-08-01), Zelinski et al.
patent: 3196143 (1965-07-01), Stewart et al.
patent: 3223694 (1965-12-01), Farrar

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