Polymerization process

Details Polymerization process Polymerization process

1975-04-11

1976-06-08

Hamrock, William F.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526148, 526159, C08F 406, C08F 412

Patent

active

039623750

ABSTRACT:
A method of preparing polybutadiene polymers utilizing a three-component system consisting of an organoaluminum compound, an organonickel compound and a fluoride compound selected from the group of hydrogen fluoride and its complexes and boron trifluoride and its compounds, the improvement being mixing the catalyst components in the presence of a preforming agent selected from the group of monoolefins, nonconjugated diolefins, cyclic nonconjugated multiolefins, acetylenic hydrocarbons, triolefins, vinyl ethers and aromatic nitriles.

REFERENCES:
patent: 3461110 (1969-08-01), Rice et al.
patent: 3471462 (1969-10-01), Matsumoto et al.
patent: 3479331 (1969-11-01), Mori et al.
patent: 3769270 (1973-10-01), Saltman et al.

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