초록 ▼

Methods for adsorbing toxic target chemical compounds such as HCN, P(O)(OCH.sub.2 CH.sub.3)(CN)(N(CH.sub.3).sub.2), ClCN, (CF.sub.3).sub.2 C.dbd.CF.sub.2, Zn(CH.sub.2 CH.sub.3).sub.2, Hg(CH.sub.3).sub.2, Fe(CO).sub.5, (P)(O)(CH.sub.3)(F)[OCH(CH.sub.3).sub.2 ], S(CH.sub.2 CH.sub.2 Cl).sub.2, C.sub.6

Methods for adsorbing toxic target chemical compounds such as HCN, P(O)(OCH.sub.2 CH.sub.3)(CN)(N(CH.sub.3).sub.2), ClCN, (CF.sub.3).sub.2 C.dbd.CF.sub.2, Zn(CH.sub.2 CH.sub.3).sub.2, Hg(CH.sub.3).sub.2, Fe(CO).sub.5, (P)(O)(CH.sub.3)(F)[OCH(CH.sub.3).sub.2 ], S(CH.sub.2 CH.sub.2 Cl).sub.2, C.sub.6 H.sub.5 C(O)CH.sub.2 Cl, C(O)Cl.sub.2, C.sub.6 Cl.sub.5 OH, C.sub.6 H.sub.3 (OH)(NO.sub.2).sub.3, C.sub.6 H.sub.5 (Br)(CN), C.sub.6 H.sub.5 CH.sub.2 CN and (CF.sub.3)C.dbd.CF.sub.2 are provided wherein such compounds (either as gases, liquids or solids) are contacted with nanoscale oxide adsorbents, such as MgO and CaO, preferably at a temperature in the range of -70 to 90.degree. C. and at atmospheric pressure. The preferred adsorbents have an average particle size of from about 1-20 nm, and have a total pore volume of at least about 0.5 cc/g.

대표청구항 ▼

[ I claim:] [1.] A method of adsorbing a target compound comprising the steps of:providing a quantity of finely divided adsorbent selected from the group consisting of MgO, CaO, TiO.sub.2, ZrO.sub.2, Fe.sub.2 O.sub.3, NiO, Al.sub.2 O.sub.3, ZnO and mixtures thereof, said adsorbent having an average

[ I claim:] [1.] A method of adsorbing a target compound comprising the steps of:providing a quantity of finely divided adsorbent selected from the group consisting of MgO, CaO, TiO.sub.2, ZrO.sub.2, Fe.sub.2 O.sub.3, NiO, Al.sub.2 O.sub.3, ZnO and mixtures thereof, said adsorbent having an average particle size of from about 1-20 nm; andcontacting said adsorbent with a target compound selected from the group consisting of C.sub.6 H.sub.3 (OH)(NO.sub.2).sub.3, C.sub.6 H.sub.5 (Br)(CN), C.sub.6 H.sub.5 CH.sub.2 CN, (CF.sub.3)C.dbd.CF.sub.2, HCN, P(O)(OCH.sub.2 CH.sub.3)(CN)(N(CH.sub.3).sub.2), ClCN, (CF.sub.3)C.dbd.CF.sub.2, Zn(CH.sub.2 CH.sub.3).sub.2, Hg(CH.sub.3).sub.2, Fe(CO).sub.5, (P)(O)(CH.sub.3)(F), S(CH.sub.2 CH.sub.2 Cl).sub.2, C.sub.6 H.sub.5 C(O)CH.sub.2 Cl, C(O)Cl.sub.2, and C.sub.6 Cl, OH under conditions for adsorbing at least a portion of said target compound,said contacting step being carried out at a temperature of from about -70 to 90.degree. C. and a pressure of atmospheric and above,said contacting step causing the destruction adsorption or chemisorption of said target compound, said target compound having bonds which are broken during said contacting step.