Page 135 - 《精细化工》2023年第4期

す 4 ᱌ ͽ㡉㧶喑ぶ: PEG/GO/TiO 2 ㏠ㆠฺवᱽ᫆ᩦᕔ PVDF 㛉⮱ݣิࣷڣោ↎ᕔ㘪 g821g

Key words: polyvinylidene fluoride; graphene oxide; TiO 2 nanoparticles; modification; ultrafiltration
membranes; antifouling properties; functional materials

㛉ܳ⻨ឭᱜڤᰶܳ⻨᩵⢴倅Ƞ㘪㕄ѻহᬍࡃ႓ जВᰶ᩵ݷᑞ GO ❴ᅯ㐀Ჱ͸䬡⮱㠰ᓤࡻ߈喑䔈㔹ᰶ
⌨ߍݯぶх◦喑ጟᎬ∈Ꮑ⩕λ㼐۠ϧㆨ䲏͡⮱Ⅱ䉱 ᩵䭨₏ GO ⮱ఏ㖇 [24-26] ȡMA ぶ [27] হ XUAN ぶ [28] ⵁ⾣
⎽ⴚ㑧ȠⅡҀ↎ᴀȠ些⩕ⅡႶڕぶ䬛䷅ [1-3] ȡ㖇ռ⅌ ࣾ⣝喑҉ͧ㜡ႁݯ⮱㖇Άι䚴喍PEG喎㘪์ᒵ๔⼸Ꮣ
Ά☜喍PVDF喎ౕ㛉ܳ⻨ឭᱜ͚఍㞜ສ⮱⅔ࡃᕔȠ☚ ౝᩦ઱㛉⮱ϟⅡᕔȠ⍄䔼ᕔ㘪হោ↎ᕔ㘪ぶȡ̷䔝ⵁ
⽠Ⴧᕔহᱧᷝᕔ㘪㔹ิऄڠ∕ [4-5] ȡ♣㔹喑PVDF ⮱ᑧ ⾣ͧᬍᱧ㏠ㆠᱽ᫆হᰶᱧ倅 ܳ ၽࡃव➖ ౕᩦ ᕔ
⪼Ⅱᕔᭀᄩ㜡⪼Ⅱ↎ᴀ➖ౕ㛉㶕䲏⮱॥䭱হ↶⼜ [6-7] 喑 PVDF 㛉᫦䲏᣽ӈγ჋䌢ധ⵭ȡ
䔈㔹䕍᜽㐀೏⣝䆎喑ᄳ᭫㦄䭺ѻ㛉⮱ោ↎ᕔ㘪喑Ꭳ 䓾ᎡᲒ喑Ⅱ☚∂ጟ⩕λݣิ GO/TiO 2 ㏠ㆠฺवᱽ
[8]
෋ߍ䓽㵹᜽᱙喑䭽ݣڣౕⅡั⤳᫦䲏⮱Ꮑ⩕ ȡ㙽 ᫆Გᩦᕔฺव㛉ȡᑍᔄьぶ [29] 䛴⩕Ⅱ☚∂ݣิγ
Ḻ䚥᭜ౝ㶕Ⅱ͚Ꭼ∈ႅౕ⮱๖♣ᰶᱧ➖喑᭜ⅡҀ㞟 GO-TiO 2 ᩦᕔ➖䉕喑䕇䓴ⱌ⾧䓴␑∂ݣิγ GO-TiO 2
ᏓȠᐯঠহ⊵⃿ޜϔ➖ݺ侞➖⮱ͨ㺮Გ⎽喑क़䛼ज ᩦᕔ PVDF ฺव㛉喑ᅪノ䄒ฺव㛉ϟⅡᕔ㘪ᰶ᝭ᩦ઱喑
䓫 70%~90%喑ڣ๔䛼ႅౕч͒䛺ᒞ৺Ⅱ䉕Ⴖڕ [9-10] ȡ ѳ GO-TiO 2 ⮱ఏ㖇͒䛺ൢඋγฺव㛉⮱ႁ䯆喑ᄩ㜡䄒
఍ₑ喑ᣏ䃕 PVDF 㛉ᄦ㙽Ḻ䚥⮱᝗⪆㵹ͧᄦ䊲␑㛉 ฺव㛉⮱㏜Ⅱ䕇䛼℁ PVDF 㛉ۼᄾ 3%ȡ఍ₑ喑ౕ⌨
ౕ↎Ⅱั⤳̻ۭࡃ͚⮱ᣕᎬᏁ⩕ڤᰶ䛺㺮ᘼͶȡ ߍᬍᱧ㏠ㆠᱽ᫆হᰶᱧ倅ܳၽࡃव➖ᩦ઱㛉ϟⅡᕔ㘪
䕇፥喑PVDF ϟⅡᕔ⮱෋ߍч᣽倅ڣោ↎ᕔ㘪喑 ᬣ䰭хࡃݣิጒ㞧喑В᣽倅㏜Ⅱ䕇䛼ࣷោ↎ᕔ㘪ȡ
जВ䭟₏⪼Ⅱᕔ↎ᴀ➖ౕ㛉㶕䲏⮱॥䭱হ↶⼜ [5,7] ȡ ͧₑ 喑᱙ⵁ⾣᠌ 䛴⩕⊥⌺ - ↶⋭ ∂Გݣ ิ
Ⱋݺ喑ⵁ⾣㔲ጟᅊ䄂็⻺᫦∂⩕λ෋ᑧ PVDF 㛉⮱ GO/TiO 2 ㏠ㆠฺवᱽ᫆喑ݖ⩕ధ䒪λ GO ⮱ TiO 2 ㏠
㶕䲏ϟⅡᕔ喑ຯϟⅡ㖇व➖㶕䲏⊯ᅯȠ㶕䲏ᣒ᳊㖇 ㆠㆿၽᰶ᩵䭨₏ GO ❴ᅯ䬡⮱ఏ㖇喑䕇䓴 PEG ᄦ
वȠ̻ϟⅡ㖇व➖ڞ⌤ࣷᬍᱧ㏠ㆠㆿၽ⮱ᱯࡃぶ [5-10] ȡ GO/TiO 2 喍䃝ͧ PEG/GO/TiO 2 喎㏠ㆠฺवᱽ᫆䔈㵹ᣒ
䓾ᎡᲒ喑ᄳᬍᱧ㏠ㆠᱽ̻᫆ᰶᱧ倅ܳၽࡃव➖⌨ߍ ᳊喑䘕ܳ PEG ᣒ᳊ݝ TiO 2 ㏠ㆠㆿၽ㶕䲏喑ᒏ᜽ᄦ
ݝ䨥㛉⋟͚Გݣิ PVDF ᰶᱧ/ᬍᱧᱯࡃ㛉ጟ᜽ͧܳ TiO 2 ㏠ㆠㆿၽ⮱Ԋ៑В䭟₏ㆿၽ䬡⮱ఏ㖇ȡᄳ
⻨㛉䶳ഌ⮱ⵁ⾣☚◦ [11-13] ȡڣ͚喑ᬍᱧ㏠ㆠᱽ᫆হ PEG/GO/TiO 2 ㏠ㆠฺवᱽ᫆҉ͧ⌨ߍݯ䕇䓴䲋⏣ݯ
ѻ㐡ⷠ㏠ㆠᱽౕ᫆ᰶᱧ/ᬍᱧᱯࡃ㛉͚ᰭڤᰶᏁ⩕ 䄞ᄩ↶⋭Ⱕܳ⻨∂ݣิ PEG/GO/TiO 2 /PVDF ฺव䊲
Фթ [14-16] ȡҸຯ喟TiO 2 ㏠ㆠㆿၽᣧڒݝ PVDF 㛉͚
␑㛉ȡ䛴⩕ FTIRȠᣒ㼓㻿≸䄂Зহ SEM 㶕ᒮฺव
जВᰶ᩵᣽倅 PVDF 㛉⮱ϟⅡᕔ喑ϻ㔹᣽倅ڣ㏜Ⅱ 䊲␑㛉⮱➖ࡃᕔ䉕হᒏ䆹喑ᎣВౝ㶕Ⅱ͚ڥಸ⮱↎
䕇䛼হោ↎ᕔ㘪ȡBEHBOUDI ぶ [17] ा㖇⅜Ά☜
ᴀ➖㙽Ḻ䚥喍HA喎ͧࣨ䮑ᄦ䆎ȡ䛴⩕㛉䕇䛼Ƞᕨႁ
喍PVC喎͚⌨ߍ TiO 2 ㏠ㆠㆿၽ喑ݣิγ PVC/TiO 2 ᱯ
䯆⢴Ƞ᝗⪆⢴Ƞ㛉䕇䛼ᖏฺ⢴Ƞᕨ↎ᴀ⢴Ƞज䔳↎ᴀ
ࡃ㛉喑ࣾ⣝ TiO 2 ㏠ㆠㆿၽᄦ㛉㏜Ⅱ䕇䛼Ƞᣒ㼓㻿Ƞᕨ ⢴হ̺ज䔳↎ᴀ⢴ᄦ PEG/GO/TiO 2/PVDF ฺव䊲␑㛉
ႁ䯆⢴౴ᰶᩦ઱ȡᅪノ TiO 2 ఍ϟⅡᕔȠ倅⽠Ⴧᕔহѻ
⮱ᕔ㘪䔈㵹䃱Ф喑В᱌ͧ PEG/GO/TiO 2/PVDF ฺव䊲
⃿ᕔぶх◦ጟᏁ⩕λ็⻺ᱽ᫆⮱ᩦᕔ喑ѳڣฺౕव㛉
␑㛉ั⤳ౝ㶕Ⅱ↎ᴀ⮱ᣕᎬᏁ⩕᣽ӈᰶФթ⮱Ԏᖜȡ
ᩦᕔ͚ᭀࣾ⩌ఏ㖇喑ڣ䉕䛼ܳ᪝Ϻ᭜ᒞ৺㛉ᱽ᫆ᒏᔮ
হᱧᷝᑦᕔ⮱ͨ㺮఍㉍ [18-19] ȡͧγᩦ઱ TiO 2 ㏠ㆠㆿၽ 1 ჋侹䘕ܳ
ฺ̻व㛉⮱Ⱕღᕔ喑SHI ぶ [20] ᄳ⻨ၽ⋟Ҁ喍IL喎ᩦᕔ
⮱ TiO 2 ㏠ㆠㆿၽߍڒݝ PVDF 䨥㛉⋟͚喑ݣิγ 1.1 䄂ݯ̻Зக
PVDF/IL-TiO 2 䊲␑㛉喑IL ᩦᕔ⮱ TiO 2 ㏠ㆠㆿၽ⮱ߍ ⴠ෕ㆶ喍G喎喑8000 Ⱋ喑̷⊤ᮣ㏜ࡃ႓䄂ݯᰶ䭽
ڒᩦ઱γ㛉⮱ោ↎ᕔ㘪喑ᎣԊᠮγڣౕ PVDF 㛉͚⮱ ڙथ喠⊀⶘䚥Ƞ⼭⯽䚥喍䉕䛼ܳ᪝ 5%喎Ƞ⊀⯽䚥喍䉕
ܳ᪐ᕔȡₑใ喑⅔ࡃⴠ෕☜喍GO喎఍ោ㣹≨ᕔহϟⅡ 䛼ܳ᪝ 37%喎ȠKMnO 4 ȠNaNO 3 ȠDMAcȠTiO 2 Ƞࣹ
ᕔጟ㷘Ꭼ∈Ꮑ⩕λฺव㛉⮱ݣิ͚ [21] ȡWANG ぶ [19] ⅔Ⅱ喍䉕䛼ܳ᪝ 30%喎Ƞ䧈䚥ఈ̮䚜ȠᬍⅡΆ䚴喑
ᄳ䉕䛼ܳ᪝ͧ 0.2%⮱ GO ̻䉕䛼ܳ᪝ͧ 20.0%⮱ AR喑HA喍Ⱕᄦܳၽ䉕䛼ͧ 1032喎喑̷⊤叓ٸ᳄⩌ࡃ
PVDF ⏣λ N,N-ι⩟ധΆ䚝㘧喍DMAc喎͚ݣิγᰶ ⻾ឭ㗎Ъᰶ䭽ڙथ喠PVDF喍FR-904喎喑̷⊤̶❞ჹࡃ
ᱧ-ᬍᱧڞ⌤䊲␑㛉喑̻ PVDF 㛉℁䒰喑ڣᣒ㼓㻿ۼᄼ ႓䄂ݯᰶ䭽ڙथ喑Ҭ⩕ݺౕ 80 Ď̸᎟✒ 12 h喠
18.5°喑ᰶ᩵ᩦ઱γោ↎ᕔ㘪ȡGO ⮱ߍڒҬ PVDF ฺ PEG-2000喍Ⱕᄦܳၽ䉕䛼ͧ 2000喎喑䭬៶̮䄂ݯ(̷⊤)
व㛉㶕䲏ϟⅡᕔ᣽倅喑ϻ㔹᣽倅γڣោ↎ᕔ㘪হ㏜Ⅱ ᰶ䭽ڙथ喠ࣨ⻨ၽⅡ喑㜗ݣȡڣ͚喑䧈䚥ఈ̮䚜ᬍ䰭
䕇䛼 [22-23] ȡ♣㔹喑GO ❴ᅯ͸䬡ႅౕ⮱㠰ᓤࡻ߈Ҭڣ 䔈̭ₒ㏜ࡃࢠजҬ⩕喠ᬍⅡΆ䚴㧥亼ऻוႅౕ 4A ܳ
ౕ㖇व➖ധ䉕͚ܳ᪐䒰ጛ喑̺ݖλݣิ GO ᣧᱯ⮱⌤ ၽよ͚喑ิ⩕ȡ
वധ䉕㛉ȡᣧᱯ䛾ᆋ喍ຯ Pt喎ᝃ䛾ᆋ⅔ࡃ➖㏠ㆠㆿၽ MIRA LMS ម᣼⩢ၽ᭫ᓛ䪉喍SEM喎喑ᢤٸ