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浏览/检索结果: 共2条，第1-2条 帮助 限定条件 内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Pre-treatment of straw for preparing or producing fuel ethanol raw material, comprises mixing prepared straw powder, phenols or polylol composite and acid catalyst, heating, neutralizing by adding methyl alcohol, and drying. 专利 申请日期: 2008-01-01, 公开日期: 2008-11-05 作者:  ZHANG Y SUN Y HE L LI Y 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/27 Synthesis of hollow carbon shell involves polymerizing and carbonizing phenols and aldehyde as crude materials, lysine as accelerant and fatty alcohol as solvent to obtain hollow carbon balls of uniform sizes. 专利 申请日期: 2008-01-01, 公开日期: 2008-12-03 作者:  LU A NONG G QIAN H 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/27