| http://www.w3.org/ns/prov#value | - Another illustrative useful polyisocyanate is a biuret of hexamethylene disocyanate (HDI) obtained by reaction of 3 moles of HDI with water or other biuretting agent in presence of excess HDI followed by removal of the excess HDI. As with the preparation of the just described three-dimensional body of epoxy resin polymer, a variety and large number of liquids and other components and substances ma
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