Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1976-03-05
1978-03-14
Pertilla, Theodore E.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 775D, 260823, 427214, C08G 6362
Patent
active
040790380
ABSTRACT:
Poly(orthoester carbonates) and poly(orthocarbonate carbonates) having a repeating linear carbonate unit and a recurring symmetrical dioxycarbon moiety with a plurality of organic groups pendant from the carbon atom thereof are disclosed. The polymers are represented by the structural formula: ##STR1## WHEREIN A IS 0 TO 1, B IS 2 TO 6 WHEN A IS 0, B IS 2 TO 5 WHEN A IS 1, AND N IS GREATER THAN 10.
REFERENCES:
patent: 3546188 (1970-12-01), Kesslin et al.
Choi Nam Sok
Heller Jorge
ALZA Corporation
Ciotti Thomas E.
Mandell Edward L.
Pertilla Theodore E.
Sabatine Paul L.
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