Direct conversion of epichlorohydrin to glycidyl azide polymer

Details Direct conversion of epichlorohydrin to glycidyl azide polymer Direct conversion of epichlorohydrin to glycidyl azide polymer

1989-07-06

1990-01-02

Brust, Joseph Paul

Organic compounds -- part of the class 532-570 series

Organic compounds

Azides

C07C11700

Patent

active

048914380

ABSTRACT:
The invention disclosed is an improved process for the preparation of hydroxy-terminated aliphatic polyesters having alkyl substituents, such as glycidyl azide polymer. The improved process involves formation of the polymer in a single step starting from epichlorohydrin monomer. The reaction is effected in a suitable polar organic solvent at elevated temperature for 15 to 24 hours.

REFERENCES:
patent: 1971662 (1934-08-01), Schmidt et al.
patent: 2599799 (1952-06-01), Wittcoff
patent: 3875189 (1975-04-01), Petty
patent: 4268450 (1981-05-01), Frankel et al.
patent: 4419286 (1983-12-01), Witucki et al.
patent: 4486351 (1984-12-01), Earl
H138 United States Statutory Invention Registration, 10-7-86, Gilbert.

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