Page 141 - 《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 g827g

䉕䛼ܳ᪝͸䬡⮱⶛ܴڠ㈨ᬍ∂⶛Ⴧȡ ⮱↎ᴀ⼸Ꮣᰭ倅喑P t ㏓ͧ 53.3%ȠP r ͧ 14.2%ȠP ir
2.3 ฺव䊲␑㛉⮱ោ↎ᕔ㘪ܳᲽ ͧ 39.1%ȡᩦᕔऻ喑PEG/GO/TiO 2 /PVDF ⩞λϟⅡ
ఫ 7 ͧ PVDF 㛉হ PEG/GO/TiO 2 /PVDF ⮱ FRRȡ ᕔ෋ߍ喑P t ౴<53.3%ȡ0.60% PEG/GO/TiO 2 /PVDF
㛉⮱ FRR 䊷倅喑㶕ᬻ㛉⮱䭟↎ᕔ㘪䊷ສ [44] ȡ⌲≄㷘 ⮱ P t ᰭѻ喍32.4%喎ȠP r ͧ 11.6%ȠP ir ͧ 20.8%喑̻
HA ⏣⋟↎ᴀ⮱㛉ऻ喑≸䛼ڣ㏜Ⅱ䕇䛼Გ㣤ᓄ㛉⮱ PVDF 㛉Ⱕ℁喑P t ̸䭺γ 39.2%ȠP r ̸䭺γ 18.3%Ƞ
FRRȡ P ir ̸䭺γ 46.8%ȡ♣㔹喑ᒀ PEG/GO/TiO 2 ㏠ㆠฺव
ᱽ᫆䉕䛼ܳ᪝<0.60%ᬣ喑఍ᩦᕔ᩵᳉̺᭫㦄㔹ᄩ㜡
PEG/GO/TiO 2 /PVDF ⮱ P t ෋ߍ喑㔹䉕䛼ܳ᪝>0.60%
ᬣ喑PEG/GO/TiO 2 ㏠ㆠฺवᱽ᫆ࣵ఍ఏ㖇⣝䆎Ҭ

PEG/GO/TiO 2 /PVDF ⮱↎ᴀ⢴෋ߍ喑̻ PEG/GO/TiO 2
㏠ ㆠ ฺ वᱽ᫆ 䉕䛼 ܳ᪝ >0.60%ᬣᄩ 㜡 PEG/GO/
TiO 2 /PVDF ᕨႁ䯆⢴䭺ѻ⮱࣌఍ㆨѩȡ

3 㐀䃧

䕇䓴 PEG ᄦ GO/TiO 2 ㏠ㆠฺवᱽ᫆䔈㵹ᣒ᳊喑
ఫ 7 PVDF 㛉হ PEG/GO/TiO 2 /PVDF ⮱ FRR
Fig. 7 FRR of PVDF membrane and PEG/GO/TiO 2 /PVDF ᓄݝ PEG/GO/TiO 2 ㏠ㆠฺवᱽ᫆喑Ꭳ䛴⩕䲋⏣ݯ䄞
ᄩ↶⋭Ⱕܳ⻨∂ݣิ PEG/GO/TiO 2 /PVDF ฺव䊲␑
ϻఫ 7 ज㻮喑0.60% PEG/GO/TiO 2 /PVDF ఍ڤ 㛉ȡ⩞λ PEG/GO/TiO 2 ڤᰶ倅ܳ᪐ᕔ喑ڣౕ PVDF
ᰶᰭ倅㶕䲏ϟⅡᕔহᰭᄼᣒ㼓㻿㔹㶕⣝ܧᰭҠ⮱ 㛉͚̺ᭀࣾ⩌ఏ㖇⣝䆎喑हᬣᰶ᩵᣽倅γฺव䊲␑
FRR喑ͧ 81.9%喑䒰 PVDF 㛉⮱ 65.9%᣽倅γ 24.3%ȡ 㛉⮱ϟⅡᕔহᕨႁ䯆⢴喑䔈㔹ᩦ઱γฺव䊲␑㛉⮱
ᒀ PEG/GO/TiO 2 䉕䛼ܳ᪝ͧ 0.89%হ 1.19%ᬣ喑 㛉䕇䛼Ƞ᝗⪆⢴হោ↎ᕔ㘪ȡᒀ PEG/GO/TiO 2 䉕䛼
PEG/GO/TiO 2 /PVDF ⮱ FRR ⪒ᰶ̸䭺喑ڣ࣌఍᭜㛉 ܳ᪝ͧ 0.60%ᬣ喑0.60% PEG/GO/TiO 2 /PVDF 㶕⣝ܧ
㶕䲏⮱ϟⅡᕔ䭺ѻȡθ჋̷喑PEG/GO/TiO 2 /PVDF ᰭҠ⮱ោ↎ᕔ㘪喑̻ PVDF 㛉Ⱕ℁喑ڣ HA ᝗⪆⢴
ڤᰶᰡສ⮱ោ↎ᕔ㘪̻ڣϟⅡᕔ⮱෋ߍᰶڠ喑䔆᭜ ෋ߍ 7.7%喑FRR ᣽倅γ 24.3%喑P t ̸䭺γ 39.2%喑
఍ͧ喑ϟⅡᕔᒞ৺㛉⮱㶕䲏॥䭱➦ᕔ喑䔈㔹᣽倅㛉 P r ̸䭺γ 18.3% 喑 P ir ̸䭺γ 46.8% ȡ఍ₑ喑
⮱ϟⅡᕔ喑ౕ̭Ⴧ⼸Ꮣ̷जۼᄾ㛉↎ᴀȡ⩞λ PEG/GO/TiO 2 ㏠ㆠฺवᱽ᫆᭜̭⻺х㞜⮱ោ↎⌨ߍ
PEG/GO/TiO 2 ㏠ㆠฺवᱽ᫆ᩦᕔ PVDF 㛉⮱ϟⅡᕔ ݯȡₑใ喑PEG ఍Ⱕᄦܳၽ䉕䛼̺ह喑㔹ᕔ䉕Όႅ
෋ᑧ̻㛉㶕䲏⮱ऱ⻺क़⅔ധఏᰶڠ喑क़⅔ധఏज䭺 ౕጛᐯ喑఍ₑजᅊ䄂Ҭ⩕̺हⰥᄦܳၽ䉕䛼⮱ PEG
ѻ㛉䲏ᣒ㼓㻿Ꭳ෋ߍ㛉ϟⅡᕔ喑఍ₑ HA ̻ᩦᕔ㛉 ᣒ᳊ᩦᕔ GO/TiO 2 ㏠ㆠฺवᱽ᫆喑ᣏ⾣ڣԛ亝
㶕䲏͸䬡⮱⪼Ⅱ॥䭱ᄳۼᄾ㛉↎ᴀȡ GO/TiO 2 ㏠ㆠฺवᱽ᫆⮱᩵᳉ȡ
ఫ 8 ͧ PVDF 㛉হ PEG/GO/TiO 2 /PVDF ⮱ P t Ƞ
࣯㔰᪴⡛喟
P r ȠP ir ȡ䕇፥喑P r হ P ir ܳݘͧ⏣䉕ౕ㛉㶕䲏ज䔳হ
̺ज䔳॥䭱⮱㐀᳉ȡP t ͧ P r হ P ir ⮱ᕨহȡज䔳↎ [1] XIANG Y H, LIU F, XUE L X. Under seawater superoleophobic
PVDF membrane inspired by polydopamine for efficient oil/seawater
೏হ̺ज䔳↎೏ͨ㺮जВ䕇䓴Ⅱ߈⌲≄Გ⊵䮑 [45] ȡ separation[J]. Journal of Membrane Science, 2015, 476(11): 321-329.
[2] ZHANG W F, LIU N, CAO Y Z, et al. Superwetting porous
materials for wastewater treatment: From immiscible oil/water
mixture to emulsion separation[J]. Advanced Materials Interfaces,
2017, 4(10): 29-47.
[3] CUI Z L, LI X, ZHANG Y X, et al. Testing of three different PVDF
membranes in membrane assisted-crystallization process: Influence
of membrane structural-properties on process performance[J].
Desalination, 2018, 440(5): 68-77.
[4] VENAULT A, CHOU Y N, WANG Y H, et al. A combined
polymerization and self-assembling process for the fouling mitigation
of PVDF membranes[J]. Journal of Membrane Science, 2018,
547(17): 31614-31619.
[5] SUN C G, FENG X S. Enhancing the performance of PVDF
membranes by hydrophilic surface modification via amine
ఫ 8 PVDF 㛉হ PEG/GO/TiO 2 /PVDF ⮱ P t ȠP r ȠP ir
treatment[J]. Separation and Purification Technology, 2017, 185(12):
Fig. 8 P t , P r , P ir of PVDF membrane and PEG/GO/TiO 2 /PVDF 94-102.
[6] RANA D, MATSUURA T. Surface modifications for antifouling
ϻఫ 8 ज㻮喑⩞λ PVDF ⮱⪼Ⅱᕔ喑PVDF 㛉 membranes[J]. Chemical Reviews, 2010, 110(4): 2448-2471.