摘要 |
PCT No. PCT/GB95/00303 Sec. 371 Date Oct. 8, 1996 Sec. 102(e) Date Oct. 8, 1996 PCT Filed Feb. 14, 1995 PCT Pub. No. WO95/22403 PCT Pub. Date Aug. 24, 1995Absorbent granules comprising an intimate mixture of particles of alumina trihydrate, 0.5 to 2 parts by weight of particles of a sodium component selected from the group consisting of sodium carbonate, sodium bicarbonate and mixtures thereof per part by weight of said alumina trihydrate and from 5 to 20% by weight of a binder, said alumina trihydrate, sodium component and binder being present in such proportions that, after ignition of a sample of the granules at 900 DEG C., the sample has a sodium oxide, Na2O, content of at least 20% by weight. Processes for manufacturing such absorbent granules and for using such absorbent granules for the removal of acidic gases are also disclosed. |