Method of polymerizing rosin

Details Method of polymerizing rosin Method of polymerizing rosin

1981-09-08

1982-07-13

Cockeram, H. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

252426, 260 97, 260 975, 260106, C09F 104, B01J 3102

Patent

active

043393772

ABSTRACT:
Compounds of the formula: ##STR1## wherein X.sub.1, X.sub.2 and X.sub.3 are each selected from the group consisting of hydrogen and halogen are disclosed as catalysts for polymerizing rosin.

REFERENCES:
patent: 1980367 (1934-11-01), Auer
patent: 2327165 (1943-08-01), Borglin
patent: 2419185 (1947-04-01), Braidwood et al.
patent: 3842019 (1974-10-01), Kropp
patent: 3891612 (1975-06-01), Parkin et al.
patent: 3984357 (1976-10-01), Koshar
Parkin, Ind. Eng. Chem. Prod. Res. Dev., vol. 11, No. 2 (1972), pp. 156-158.

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