Organocalcium pyridine-type polymerization initiators

Details Organocalcium pyridine-type polymerization initiators Organocalcium pyridine-type polymerization initiators

1974-02-12

1976-12-14

Randolph, John D.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

260270P, 260270T, 260279R, 260283R, 260290R, 2602948R, 260296D, 260296R, 260297R, 526265, 526328, C08F 444

Patent

active

039977080

ABSTRACT:
Polymerization initiators are produced by contacting elemental calcium metal with pyridine-type compounds.

REFERENCES:
patent: 3103503 (1963-09-01), Fox
patent: 3163630 (1964-12-01), Pampus
patent: 3272835 (1966-09-01), Dransfield et al.
patent: 3277182 (1966-10-01), Pampus
patent: 3491104 (1970-01-01), Colchester et al.
patent: 3536679 (1970-10-01), Langer
patent: 3631009 (1971-12-01), Meyer
patent: 3644314 (1972-02-01), Onishi
Herzog et al, Chemical Abstracts vol. 66, abst. no. 121643h (1967).
Emmert, Ber. Deut. Chem. vol. 49, pages 1060 to 1062 (1916).
Utke et al., J. Org. Chem. vol. 28, pp. 3582 to 3584 (1963).
Utke et al., J. Org. Chem. vol. 29, pp. 1261 to 1264 (1964).

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