C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
260/305
C08G 63/685 (2006.01) C07D 233/72 (2006.01) C08G 18/38 (2006.01) C08G 59/26 (2006.01)
Patent
CA 1039288
Di-(hydroxyalkyl) compounds Abstract of the Disclosure New N-heterocyclic diols of the formula Image wherein each R1 denotes hydrogen, methyl, ethyl and phenyl, R2 denotes hydrogen or together with R1 denotes tetramethylene, A denotes a residue of the formulae -CH2, -CH2-CH2-, Image , Image , Image or Image U1 denotes a residue of the formulae Image , Image , Image , or Image wherein X1 and X2 each denotes hydrogen or an alkyl with 1 to 4 carbon atoms, and U2 has the same meaning as U1 or denotes a residue of the formula Image wherein Y1 and Y2 each denotes hydrogen, an alkyl with 1-4 carbon atoms or phenyl or together denote pentamethylene, are obtained by an addition reaction of alkylene oxide with certain oligomeric compounds containing more than two hydan- toin and/or benzimidazolone rings. The new diols are suitable for the manufacture of polyesters, polyurethanes, diacrylates and diglycidyl ethers, from which moulding materials having valuable thermomechanical properties can be manufactured.
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