| http://www.w3.org/ns/prov#value | - Thereafter, the pH of the reaction mixture is adjusted to a value of between 7 and 9 with any suitable alkaline material, and the solution is cooled and filtered, as for example at a temperature of between about 30 and 40 C. It will be seen that the above-defined process is basically or essentially a one-pot process in which the methylolation stage is carried out in the presence of an alcohol, pre
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