Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
Patent
1995-09-06
1997-11-18
Dees, Jose G.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From reactant having at least one -n=c=x group as well as...
528 49, 549228, C08G 6402, C07D31906
Patent
active
056888910
ABSTRACT:
Described herein is a process for the preparation of 1,3-dioxan-2-one group-containing oligourethanes by reacting a) hydroxy-functional 1,3-dioxan-2-ones with b) compounds having an average of at least two isocyanate groups per molecule; the oligourethanes obtainable by this process; and their use, optionally in combination with compounds containing active hydrogen atoms, for the preparation of plastics or as a binder or binder component in coating compositions.
REFERENCES:
patent: 4440937 (1984-04-01), Krimm et al.
patent: 4501905 (1985-02-01), Krimm et al.
Makromolekulare Chemie, Macromolecular Symposia, vol. 42/43, Mar. 1991, Basel Ch, pp. 145-153, H. Hocker et al, `Ring-Opening Polymerization and Copolymerization of Cyclic Carbonates`.
Blum Harald
Buysch Hans-Josef
Hovestadt Wieland
Schmalstieg Lutz
Schon Norbert
Bayer Aktiengesellschaft
Dees Jos,e G.
Gil Joseph C.
Roy Thomas W.
Stockton Laura L.
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