Amonium Paratungstate ????? ???? ???? ??? ??????? ??

????? ??????? ?????? ???? ??????? ??? calcinating paratungstate ??????? ???? ?????? ??????? ???? ?? ???? ?????? ???????, ????? ??? ????? ???? ??????? ??????? ????. ???? ??????? ?????? ?? ??? ???? ?? ??? ?? ???????? ????, ???? ???? ???? ?? 2 ~ 5um. ? 1980s, ????? ??? ????? ????? ???????? ?????? ????? ?????? ????? ????? ???????? ???????, ?? ???? ?????? ?? ???? ???? ?? ???? ??????? ?? ??? ??? ????? ???. ??????? ?? ???? ???????? ?????? ?? ???? ???????, ????? ??? ????? ?????, ??? ?? ?? ???? ???? ?????? ????. ?? ?? ?????? ????? ?? ????? ???? ???? ?? ????? ??? APT ???? ?????? ??????? ???? ???? ??????? ???????.
??????? Paratungstate ????? ???? ???? ??? ??????? ??
???? ???: ????? ???????? ??????? ?? ?????? 1.23g / ml. Li2CO3 ?? ???? ?????. ???? NaCl ????? ???? ?????? ?????. ???? ????? KCl ?? ???? ?????? ?????. ????? ??????????? ?? ???? ???????.
???? ????
1) ?????, ???? ?? 2CO 3 , NaCl ?? Li 2CO 3 , NaCl, KCl ???????? ????? ???????, ????? ???? ?????? ???? ????? ???, ??????? ??? 50 ℃
2) ??? ???? ?? ???? ?????? ?????? ?????? ?? ???? ???????? ???? ???? ?????? ???????, ?? ???? ????? ????? ???? ??????? paratungstate ???? slurry, ??? ????? ?????? ???? ??? ???? ???? paratungstate ???????.
3) ???? ????? ?????? ?? ????, ???? ???? ???? ????, ?????? ??? 1000 ℃ ? ?????? ??? 90 ~ 180 ℃ ??????.
4) ???? ??????? ?????? ???? ????? ?? ???? ???? ??? ????? ???? ???? ???? ????? ??????????? ???? deionized, ?? ???? ???? ?????? ?????? ?? ?????? ??? ?????, ??? ?????, grinded ? sieve ???, ??? ???? ??????? ????? ????? ?? ??? ????????? ??????? ??? ????? ??????? ???? ?????. ?? ????? ????? ?????, ???? ??? ???? ?? ????? ?? ??? ????? ???? ????.




