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Preparing modified silica gel absorbent used for protecting vehicle-mounted fuel cell, by mixing tetraethoxysilane, ethyl alcohol, deionized water and hydrochloric acid, adding amino modifying agent, and drying and pulverizing product. 专利
申请日期: 2010-01-01, 公开日期: 2010-10-13
作者:  QIU J WAN P
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