固体核磁共振技术在锡硅分子筛表征中的应用

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肖瑶^1,²,夏长久³,易先锋^1,*(

),刘凤庆^1,²,刘尚斌⁴,郑安民^1,*(

)

Progress in the Studies on Sn-Zeolites by Solid-State Nuclear Magnetic Resonance

Yao XIAO^1,²,Chang-jiu XIA³,Xian-feng YI^1,*(

),Feng-qing LIU^1,²,Shang-bin LIU⁴,An-min ZHENG^1,*(

)

图5. (a) 不同甲醇负载量的Sn-MFI分子筛吸附TMP的³¹P NMR谱图；(b)不同甲醇负载量的Sn-MFI分子筛的Lewis与Brønsted酸量（根据文献[13]修改）

Fig.5. (a) ³¹P-TMP NMR spectra of Sn-MFI zeolite under different methanol pressure; (b) The Lewis and Brønsted acid amounts of Sn-MFI zeolite under different methanol pressure (Reproduced from Ref. [13])