Page 181 - 《精细化工》2023年第4期

す 4 ᱌ ᱻ䉢䉑喑ぶ: VO x /AlPO 4 יࡃݯव᜽ࣷڣיࡃ㠜㓌ധࡃࣺᏁᕔ㘪 g867g

ڣיࡃᱧ⤳ͨ㺮⩞㜗⩞ധᱧ⤳̻ϟᵥ⅔ࡃᱧ⤳
͑䘕ܳ㏱᜽ȡ㜗⩞ധᱧ⤳ͧఫ 12 ㏏㞟䘕ܳ᝭⹧喑י
2+
4+
ࡃݯ͚ V ౕ䚥ᕔ⣜ධ̸В VO ⮱ᒏᐼႅౕ [36] 喑
2+
3+
VO ̻ H 2 O 2 ᣒ㼓⩌᜽•OH ̻ VO 喑ڣ͚•OH Ⱑᣒ
̻㠜ࣾ⩌㜗⩞ധࣺᏁ⩌᜽㠜䚇喠ఫ 12 㐬㞟䘕ܳͧ㓌
3+
ധࡃ䲋㜗⩞ധ䘕ܳ喑⩞̷ₒ⩌᜽⮱ VO ̻ H 2 O 2 ࣺ
5+
Ꮑ喑䓲䕌⩌᜽ఫ 12 ᝭⹧⮱ V ⮱䓴⅔䓴⍎ᔮ⅔ࡃ➖ [37] 喑
3+
㙞ࣨ H 2 O ऻ喑⩌᜽ VOO ⮱䓴⅔ࡃ➖喑䮼Ɑ VOO 3+
䔈ᩨ㠜⣜ [38] 喑䔈㔹ࣾ⩌䓴⅔ࡃ➖⮱⅔䒙⼨̻㠜⣜⩌

ఫ 10 ᓗ⣜ݺऻיࡃݯ⮱ XRD 䅞ఫ ᜽ CÿO 䩛喑ᰭऻࣾ⩌⅏䒙⼨ऻ᫚ᢶ VÿO 䩛⩌᜽
Fig. 10 XRD patterns of catalysts before and after cycling 㠜䚇̻ VO 喑VO ں̻ H 2 O 2 ࣺᏁ⩌᜽ VO 喍ఫ 12
2+
3+
3+

5+
[8]
4+
͚㨊㞟䘕ܳ喎喑Ⴙ᜽γ V ̻ V ⮱ᓗ⣜ ȡ
3 㐀䃧
喍1喎ВΆ㙵ͧ⏣ݯ喑H 2 O 2 ͧ⅔ࡃݯ喑VO x /AlPO 4
ͧיࡃݯ䔈㵹⋟Ⱕ㠜㓌ധࡃݣ㠜䚇ȡ㐀᳉㶕ᬻ喑⻨
ၽ⋟Ҁ҉ͧव᜽䒪Ҁ⮱ߌ㘪䒲ߖᱽ᫆喑㘪์෋ߍ䒪
Ҁ⮱℁㶕䲏⼜喑ϻ㔹෋ߍγ V ➖⻺ౕ AlPO 4 䒪Ҁ㶕
䲏⮱ܳ᪐Ꮣȡ㔹䕇䓴䄰㞯䦿⅔ࡃ➖⮱䉌䒪䛼喑̺ϲ
जВ㣤ᓄᰡ็⮱ V 喠㔹́जВ㥒䕍̻ₑࣺᏁࡦ䙺
4+

ఫ 11 ᓗ⣜ݺऻיࡃݯ⮱ FTIR 䅞ఫ ⮱ᑞ䚥ᓛ⣜ධ喑ᰶݖλ㠜㓌ധࡃݣ㠜䚇ȡ
Fig. 11 FTIR spectra of catalysts before and after cycling
喍2喎ౕᰭҠࣺᏁ᲎У̸喑䦿ധיࡃݯ͚ 16%VO x /
2.4 יࡃᱧ⤳ᣏ䃕 AlPO 4 יࡃݯ㶕⣝ܧᰭхיࡃᕔ㘪喑ࢠ㠜⮱䒙ࡃ⢴
ͧγ㼐䛷ͨ㺮ϔ➖᭜ຯ҂ᒏ᜽⮱喑ᵦᢛ჋侹㐀 ͧ 53.4%喑㠜䚇⮱䔶᠖ᕔͧ 98.4%ȡ
᳉ࣷ᪴⡛ [33] ᓄܧ㠜㓌ധࡃݣ㠜䚇ࣺᏁज㘪⮱ࣺᏁ䌜
࣯㔰᪴⡛喟
ᒱ喑ຯఫ 12 ᝭⹧ȡ
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