| http://www.w3.org/ns/prov#value | - Examples of such compounds include N,N'- dimethylolurea, I. r HOOHzNHCNH CHnNfiNH onion in which n is a positive integer less than about 10, o o I I HoomNHiiN-oHrNdNHoHmH Similarly, oil-soluble derivatives of urea-aldehyde resins prepared by etherifying some of the methylol groups with an alcohol are operable as curing compounds, e.g. The curing compounds can also be melamine-aldehyde l HNCH2O CH3
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