文献类型：专利

英文题名：Method of preparing superfine aluminium hydroxide, involves adding alcaine in sodium aluminate solution with density of aluminaat, sedimenting sodium aluminate solution and carbon dioxide gas, washing sediment and drying

作者：LI C;ZHANG L;ZHOU Q

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN1970453-A

申请日：2005-11-22

公开日：2007-05-30

语种：英文

收录：DERWENT

摘要：NOVELTY - The invention discloses a making method of ultra-fine aluminium hydroxide, which comprises the following steps: adding 20wt%-35 wt%alcaine in the sodium aluminate solution with the density of aluminaat 60-140g/l; sedimenting sodium aluminate solution and carbon dioxide gas; washing sediment; drying to obtain object product. The invention displays sand glass shape or half sand glass shape with size at 100-150nm, which can be fire retardant of low-smoke non-halogen and nontoxic flame-proof polymer.