| 摘要 |
1. Manufacturing process of the wet way type for producing photostable antimony trioxyde in the pure orthorhombic shape going out from an antimony halogen salt, characterized in that one adds to the aforesaid salt, as a reagent with a practically non-existent affinity for the latter, CaO and/or CaCO3 , the temperature of the reaction being kept below 60 degrees C, respectively below 80 degrees C in the case of the addition of CaCO3 only. |
