Industrial chemicals; catalysts for use in the manufacture of industrial chemicals; catalysts for use in the manufacture of resin; catalysts for chemical processes, namely, blocked isocyanate dissociation catalysts; catalysts for use in chemical processes; industrial chemicals, namely, cross-linking agent; Industrial chemicals, namely, blocking agent for isocyanate compounds; industrial chemicals, namely, blocked isocyanates; industrial chemicals, namely, prepolymers; unprocessed plastics