US PATENT SUBCLASS 252 / 182.14
.~.~.~ Reactant contains element other than C, H, O, or N


Current as of: June, 1999
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252 /   HD   COMPOSITIONS

182.11  DF  COMPOSITIONS CONTAINING A SINGLE CHEMICAL REACTANT OR PLURAL NONINTERACTIVE CHEMICAL REACTANTS; I.E., NOT VIS-A-VIS {2}
182.12  DF  .~ Organic reactant {4}
182.13  DF  .~.~ For subsequent solid polymer treatment or preparation; e.g., crosslinking, grafting, curing, hardening, vulcanizing, etc. {4}
182.14.~.~.~ Reactant contains element other than C, H, O, or N {2}
182.15  DF  .~.~.~.~> Halogen {1}
182.17  DF  .~.~.~.~> Sulfur


DEFINITION

Classification: 252/182.14

Reactant contains element other than C, H, O, or N:

(under subclass 182.13) Subject matter wherein a reactant contains an element other than C, H, O, or N, e.g., an isocyanate compound containing silicon, or a phosphorous-containing polyol both used for preparing polyurethanes, etc.