| 摘要 |
Highly porous polysulphide polyuslphoxide or polysulphone (or their copolymer) resins contain an adsorbed gas, liquid or solid esp. organic acids or bases, or minerals in amt. pref. 50-100 wt.% of resin. Used in abrasives, etc. and in powder, paste or liquid dispersion form, in insecticide comps., cosmetics, pharmaceuticals, etc. |
