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Cationic ring-opening polymerization of five-membered spiro orthocarbonates: unsubstituted and 2,8-diaryl-1,4,6,9-tetraoxaspiro[4.4]nonanes

✍ Scribed by Takata, Toshikazu; Ariga, Toshiro; Endo, Takeshi

Book ID: 126402331
Publisher: American Chemical Society
Year: 1992
Tongue: English
Weight: 645 KB
Volume: 25
Category: Article
ISSN: 0024-9297
DOI: 10.1021/ma00041a001

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## Abstract In adiabatic vacuum and dynamic calorimeters the temperature dependence of the heat capacity __C__ of (__R__,__R__,__R__‐4,8,12‐trimethyl‐1,5,9‐trioxadodeca‐2,6,10‐trione a twelve‐membered cyclic trilactone), biotechnological poly[(__R__)‐3‐hydroxybutyrate] and highly isotactic poly[(__