| http://www.w3.org/ns/prov#value | - For example, component A composed of a polyisocyanate and component B composed of a homogeneous mixture comprising a polyhydroxyl compound and a catalyst, optionally containing a blowing agent (water and/or a halogenated hydrocarbon), a foam stabilizer and a pigment or other additive, are prepared beforehand, and these components are charged into stock tanks of a high-pressure foaming machine; the
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