Polycrystalline articles for reagent delivery

摘要

A reagent delivering article comprising porous sintered polycrystalline diamond where the delivering article is capable of retaining at least one chemical reagent and releasing the chemical reagent in a fluid or has reactive sites on diamond surfaces of the article.

主权项

1. A reagent delivering article, comprising:
porous sintered polycrystalline diamond including pores formed therein; a chemically active agent loaded in the pores of the porous sintered polycrystalline diamond; a removable coating substance coating the porous sintered polycrystalline diamond such that the chemically active agent therein is substantially sealed from an environment; a protecting covering over only a portion of the reagent delivering article to protect surfaces from being damaged by the reagent delivering article, the protecting covering including at least one of polytetrafluoroethylene, polypropylene, or a noble metal; and wherein the delivering article is capable of retaining the chemically active agent and releasing the chemically active agent in a fluid.