Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1976-08-20
1977-09-27
Cockeram, H.S.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 75NE, 260 775AA, 260 775AN, C08G 1828, C08G 1800
Patent
active
040511111
ABSTRACT:
Novel polyurethanes particularly useful in forming injection molded articles having a good balance of physical properties including, particularly, greater stiffness, low temperature impact and elevated heat distortion resistance are obtained by reacting hydroxyl-terminated polyesters or polylactones having molecular weights greater than about 2800, a cyclic diisocyanate and an aliphatic diol at decreased reaction temperatures.
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Cockeram H.S.
Powell, Jr. J. Hughes
The B. F. Goodrich Company
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