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US 4,284,758 AGranted
Glyoxal/cyclic urea condensates
AssigneeSun Chemical Corporation
InventorBernard F. North
Life of this patent
Estimating the term…
Abstract
Alkylated glyoxal/cyclic urea condensates are excellent formaldehyde-free crosslinking resins for textile fabrics.
Claims5
The alkylated product of the reaction of approximately stoichiometric amounts of glyoxal and one or more cyclic ureas.
A water-soluble resinous product prepared by alkylating the product of the condensation of glyoxal and at least one cyclic urea, the ratio of glyoxal:cyclic urea being about 0.8-1.2:1.
Dependencies are inferred from the claim text.