560 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
* | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {17} |
330 | DF | .~ Isocyanate esters (i.e., compounds containing the isocyanate group, -N=C=O, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {7} |
336 | DF | .~.~ Processes {6} |
352 | .~.~.~ Purification or recovery {1} | |
353 | DF | .~.~.~.~> Epoxy compound, or metal, utilized |