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author:

王绪绪 (王绪绪.) [1] (Scholars:王绪绪) | 陈旬 (陈旬.) [2] (Scholars:陈旬) | 傅贤智 (傅贤智.) [3] (Scholars:付贤智)

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PKU CSCD

Abstract:

在高真空系统中研究了MCM-41或HMS介孔硅胶与四丁基锡的反应,并用元素分析、气体容量分析、XRD、FTIR、13C及119Sn MAS NMR和氮气及烃吸附等方法表征了产物的组成、结构和性质.结果表明,MCM-41的表面羟基与四丁基锡能在150?℃发生反应,对200?℃预脱水处理的MCM-41,生成组成为(≡Si-O)xSn(n-Bu)4-x的表面混合物,而对500?℃预脱水处理的MCM-41,则得到组成为≡Si-O-Sn(n-Bu)3的表面单接枝物种;表面接枝丁基锡物种导致MCM-41的孔道尺寸变小及对烷烃的吸附行为发生变化.

Keyword:

介孔硅胶 吸附性质 四丁基锡 接枝反应

Community:

  • [ 1 ] [王绪绪]福州大学
  • [ 2 ] [陈旬]福州大学
  • [ 3 ] [傅贤智]福州大学

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Source :

燃料化学学报

ISSN: 0253-2409

CN: 14-1140/TQ

Year: 2001

Issue: z1

Volume: 29

Page: 4-8

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 5

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