Page 18 - 《精细化工》2023年第4期

g704g ㇫㏳ࡃጒ FINE CHEMICALS す 40 ࢤ

–
⮱⽠Ⴧᕔȡ♣㔹喑⊯ᅯ⮱ႅౕΌчើݣⅡহ OH ⮱
ព᪐喑Ҭיࡃ≨ᕔऄݝᒞ৺ȡ䭡⻨ၽᢿ᫒ᅯ㘪ᒵສ
–
ౝᢿ᫒ Cl 喑ѳڣᱧ⤳ᰶᒲ䔈̭ₒᣏ㉏ȡ䃫䃎ϟⅡ㶕
䲏⮱יࡃݯजВ෋ߍ䉕䛼э䓀হ⅁Ҁ䛷ᩫ䕌⢴喑ϻ
㔹ۼ㑀יࡃᕔ㘪⮱䔭ࡃ喑Ό㘪์䭺ѻ఍⩢㼐⊤Ⅱ䓴
⼸͚≨ᕔѺ⮱ൢඋহᅭ䘕 pH ⮱⣝䆎喑᭜᣽倅 OER
≨ᕔহ⽠Ⴧᕔ⮱ᰶ᩵䕁ᒱ͸̭ȡ
ͧγӰ䔈⩢㼐⊤Ⅱឭᱜ⮱ࣾᆂ喑ᐭࣾ倅᩵ OER
হ HER יࡃݯڤᰶ䛺㺮ᘼͶȡ᱗Გיࡃݯ䃫䃎Ꮑ㔰

a~bÿNiFe হ NiFe/NiFe:Pi ⩢Ხ䪬᱌יࡃऻ⮱ᣒ㼓㻿≸䛼喠c~dÿ 㭾В̸ 4 ͗᫦䲏喟
NiFe হ NiFe/NiFe:Pi ⩢Ხ̷⮱⅁∎᩵Ꮑ [45] 喠eÿNiFe ౕ䦿䚥⯽ 喍1喎䰭䔈̭ₒᐭࣾ倅᩵Ƞ⽠Ⴧ⮱⊤Ⅱ⩢יࡃݯ
ԛ亝হ᱗ԛ亝ᗲ̸ۢ⮱᧺҉᪝ߕᔮ℁⩢䭨৺Ꮑ [46] 喠fȠhÿ̺ह ≨ᕔ➖⻺ȡ⌞ڒᣏ⾣⩢יࡃ⊤Ⅱ⮱ᱧ⤳喑Ռߖ჋侹
ᩫ๔Ժ᪝ ̸∎ ⇘䩺⮱ SEM ఫ [14] 喠 gȠ iÿ̺ ह ᩫ ๔Ժ ᪝̸ ⵁ⾣হჳᏓ∈ܪ⤳䃧䃎ツ喑ᣕ᫚יࡃݯ≨ᕔѺ◦̷
S-(Ni,Fe)OOH ⮱ SEM ఫ [14] 喠j~lÿ∎⇘䩺হ S-(Ni,Fe)OOH 㶕䲏
̷⮱⋟␡喍1 mol/L KOH ⩢㼐䉕喎⮱᪝ႄఫ׼Ƞ⋓⎬ࣷ⩢ࡃ႓ᕔ ⩢㢤ჳᏓܳጰ̻ d ፓ͚ᓰѺ⼨͸䬡⮱अࡃڠ㈨喑х
㘪 [14] 䔶ܧᄦࣺᏁ͚䬡Ҁ॥䭱ᰭᰶݖ⮱⩢ၽ㐀Ჱ喑Ꭳౕₑ
ఫ 7 NiFe হ NiFe/NiFe:Pi ⩢ᲮВࣷ∎⇘䩺ȠS-(Ni,Fe)OOH ധ⵭̷ᄦיࡃݯ㐀Ჱ䔈㵹ጔໆ䃫䃎喑ϻ㔹ͧ倅᩵Ƞ
⮱⋓⎬ᕔ㘪 ⽠Ⴧ⮱יࡃݯ䃫䃎̻ᐭࣾ᣽ӈᠴᄩ喠ओ̭᫦䲏喑㐀
Fig. 7 Wettability of NiFe and NiFe/NiFe:Pi electrodes,
foam nickel and S-(Ni, Fe)OOH वऱ⻺ٵ䔈⮱࣌Ѻ㶕ᒮ᝸⃢ຯहₒ䒽ᄱȠ៶ᰩٶ䅞Ƞ
X ᄱ㏬ٶ⩢ၽ㘪䅞ぶ喑ܳᲽיࡃݯᓛ㻯㐀Ჱᄦ OER
হ HER ≨ᕔ⮱ᒞ৺ᱧݣ喑ᣏ㉏יࡃݯ≨ᕔ᣽倅⮱᱙
4 㐀᲌䄚̻ᆂ᱈
䉕࣌఍喑䔈㔹ᤚ⹧יࡃݯ⮱Ჱ᩵ڠ㈨喑ͧ᫝ಸ倅᩵
⩢㼐⊤Ⅱ᭜̭⻺ᒵᰶ⒉߈⮱ݣ⅏হ⊤Ⅱ⌎ࡃឭ ⩢㼐⊤Ⅱיࡃݯ⮱䃫䃎Ƞ㐀Ჱহᕔ㘪䄰ᣔ᣽ӈ⤳䃧
ᱜ喑ѳ⩢㼐⊤Ⅱᄦ OER 䭠Ხיࡃݯ⮱䔶᠖ᕔহ⽠Ⴧ ӊᢛȡ
ᕔ᣽ܧγ㠈ݨ⮱㺮ⅯȡⰛݺ喑⩢㼐⊤Ⅱ䲏͡⮱ͨ㺮 喍2喎⩢㼐⊤ⅡⰥڠ⤳䃧ⵁ⾣࡮ܳ⁍㑧喑ᰶᒲ⌞
ᠾᝅ᭜喟喍1喎⩞λ ClER喍ᝃ⁎⅜䚥⯽⩌᜽喎̻ OER ڒᐭᆂȡ䕇䓴㙽㮭⻾႓̻ᱽ᫆⻾႓⮱႓⻾ϑࣶᬻ⶛
ڤᰶ》ζᕔ喑⩢㼐⊤Ⅱ䰭㺮ᰡ倅⮱䓴⩢Ѻহ⊵㕄ᰡ 㙽㮭ᱧ⤳喑ݖ⩕㙽㮭⻾႓Ⱕڠ⮱࣌Ѻ⩢ࡃ႓㶕ᒮ᝸
็⮱㘪䛼ȡ఍ₑ喑ຯ҂ើݣ ClER喍ᝃ⁎⅜䚥⯽⩌᜽喎 ⃢ᤚ⹧⊤Ⅱ㙽㮭⮱҉⩕ᱧݣ喑ͧ倅⽠Ⴧᕔহ䔶᠖ᕔ
Вࣷ᣽倅 OER יࡃݯ䔶᠖ᕔ᭜⩢㼐⊤Ⅱݣ⅏䰭㼐 יࡃݯ䃫䃎᣽ӈ⤳䃧ᩜᠮȡ
۠⮱䯫䷅喠喍2喎≨ᕔѺ◦㷘⊤Ⅱ͚⮱̺⏣ᕔధҀൢ 喍3喎䰭䔈̭ₒᣏ⾣➦₷㐀Ჱיࡃݯȡധλ⤳䃧
උ喑ຯ㏳㣹Ƞ↶⋭➖ൢඋ喑➦ݘ᭜ pH>9 ⮱ⷞᕔ⩢ ⵁ⾣হ჋侹ⵁ⾣喑䕇䓴Ჱま⊯ᅯȠ䧊ࡃ㛉Вࣷᘝᕔ
2+
2+
㼐䉕͚喑⏣⋟͚⮱ Ca হ Mg ⩌᜽⅏⅔ࡃ➖↶⋭喑 ധᏂぶឭᱜ喑ᐭࣾऱ⻺➦₷㐀Ჱיࡃݯ喑В᣽倅⩢
㼐⊤Ⅱיࡃݯ⮱ោ㙽㮭ᕔ㘪ࣷ䔶᠖ᕔ喑
䔆ψ䘪ч䕍᜽יࡃݯᭀ๞≨Ƞ⽠Ⴧᕔअጛ喠喍3喎倅
–
㙽㮭ᕔ Cl 㘪์⏣㼐๔็᪝䓴⍎䛾ᆋധיࡃݯ喑䔆ч 喍4喎䮑὎᠌⊤Ⅱใ喑๖♣⊤Ⅱ⮱ⵁ⾣࡮ܳᓲ㺮ȡ
+
–
๖♣⊤Ⅱ㏱᜽䲋፥ฺᱯ喑̺ϲक़ᰶ Na হ Cl 喑䔅क़
ᄩ㜡יࡃݯ㐀Ჱⵡ౼হ≨ᕔⰥ䖄๞ȡ䦵ᄦВ̷䯫䷅喑
2–
+
2+
2+
ᰶ⶘䚥⯽喍SO 4 喎ȠMg ȠCa হ K ȡ䔆ψ⻨ၽ⮱
䮑хࡃ⩢㼐Ἢ⮱䃫䃎Вࣷຯ҂᣽倅יࡃݯ≨ᕔ➖⻺
ࡼह҉⩕जВᒞ৺⩢יࡃݯ⮱≨ᕔহ⽠Ⴧᕔȡₑใ喑
᱙䏘ᕔ㘪͸ใ喑Ჱᐧ̶㐡ܳᅯ็ႁ㏠ㆠ㐀ᲱȠԊ៑
๖♣⊤Ⅱ͚⮱ᓛ⩌➖Ƞ㏳㣹হڣЃ̺⏣ᕔధҀΌч
ᅯ㐀Ჱহ㶕䲏⋓⎬ᕔ㐀Ჱ᭜ᩦ䔈⩢㼐⊤Ⅱיࡃݯᕔ
ൢඋיࡃݯ⮱≨ᕔѺ喑ᄩ㜡יࡃݯ๞≨ȡ
㘪⮱⤳ᘠゃ⪒ȡ᱙᪴䛺◦ϻ䔆 3 ͗᫦䲏㐩䔝γ⩢㼐
⊤Ⅱיࡃݯ䃫䃎হᕔ㘪᫦䲏⮱ᰭ᫝ⵁ⾣䔈ᆂȡ䃫䃎 ࣯㔰᪴⡛喟
̶㐡ܳᅯ็ႁ㏠ㆠ㐀Ჱ᭜㘪์෋ߍיࡃݯ℁㶕䲏 [1] GLENK G, REICHELSTEIN S. Economics of converting renewable
⼜喑ᩦ઱ڣэ䓀ᕔ㘪⮱ᰶ᩵䕁ᒱȡᒀ⊤Ⅱ͚⮱̺⏣ power to hydrogen[J]. Nature Energy, 2019, 4: 216-222.
[2] HUA W, SUN H H, XU F, et al. A review and perspective on
ᕔధҀ䭱Ɑౕיࡃݯ㶕䲏ᬣ喑≨ᕔ͚ᓰۼᄾ喑̻倅 molybdenum-based electrocatalysts for hydrogen evolution reaction
ᄩ⩢ᕔ⮱χᅯⰥ㐀व喑ܳᅯ็ႁ㏠ㆠ㐀ᲱजВ෋ᑧ [J]. Rare Metals, 2020, 39(4): 335-351.
[3] BACQUART T, ARRHENIUS K, PERSIJN S, et al. Hydrogen fuel
⩢ၽহ䉕䛼э䓀喑䔆ᄳᰶߖλ᣽倅 OER ≨ᕔȡיࡃ
quality from two main production processes: Steam methane
–
ݯ㶕䲏⮱Ԋ៑ᅯजВ䭨ᡎיࡃݯ䭱䓾⮱ Cl 喑हᬣ㘪 reforming and proton exchange membrane water electrolysis[J].
์ើݣיࡃݯ≨ᕔ➖⻺⏣㼐ព᪐喑ϻ㔹᣽倅יࡃݯ Journal of Power Sources, 2019, 444: 227170.