专利名称：Alumina sol, alumina hydrate powder and
processes for their production
发明人：Nakahara, Katsumasa,Yamada, Kenji,Hirano,
Hachiro,Matsubara, Toshiya Asahi GlassCompany, Ltd.
申请号：EP97122573.5申请日：19971219公开号：EP0849223B1公开日：20000503
摘要：A process for producing an alumina sol, which comprises stirring a dispersion ofan alumina hydrate having a solid content of from 1 to 40 wt% at a pH of from 7 to 12with an effective consumptive power of at least 0.5 kW/m for aggregation treatment, andthen adding an acid thereto for peptization treatment.
申请人：ASAHI GLASS CO LTD
地址：JP
国籍：JP
代理机构：Müller-Boré & Partner Patentanwälte
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