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Thermal degradation of urethanes based on 4,4′-diphenylmethane diisocyanate and 1,4-butanediol (MDI/BDO)

✍ Scribed by W.P. Yang; C.W. Macosko; S.T. Wellinghoff


Publisher
Elsevier Science
Year
1986
Tongue
English
Weight
534 KB
Volume
27
Category
Article
ISSN
0032-3861

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## Abstract 1,4:3,6‐Dianhydrosorbitol (DAS) seems to be an interesting reagent for the synthesis of polyurethanes. In the present work, the kinetics of the reaction of DAS with a monoisocyanate (__p__‐tolyl isocyanate, __p__‐TI) and with a diisocyanate (4,4′‐diphenylmethane diisocyanate, MDI) were