Page 231 - 《精细化工》2023年第4期

す 4 ᱌ ᱻͪͪ喑ぶ: PDA/DTMS-㏠ㆠ TiO 2 ᄦ㯂͊㏴➖㜗ԛฺ䊲⪼Ⅱ᪡⤳ g917g

2.5 PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖⮱⪼Ⅱ㜗 䲏̺ᭀ㙞㥪喑㐀Ჱ⽠Ⴧȡ
ԛฺ≸䄂 ఫ 7a ͧぶ⻨ၽҀ⮱ࡃ႓ᢌё-ԛฺᓗ⣜ᄦᩦᕔ
ᄳ㜗ԛฺᕔ㘪ᑂڒ䊲⪼Ⅱ㏴➖͚ज᣽倅ڣ⽠Ⴧ 㯂͊㏴➖Ⅱᣒ㼓㻿⮱ᒞ৺ȡ⩞ఫ 7 ज㻮喑㏼䓴 10 ⁎
ᕔহҬ⩕ᄬপȡ䊲⪼Ⅱ㯂͊㏴➖ぶ⻨ၽҀั⤳ݺऻ ぶ⻨ၽҀ ݨ㮭 - ߍ☚ ԛฺ⮱ᓗ ⣜ক᱌ऻ 喑
ࣷߍ☚㜗ԛฺ⮱Ⱑ㻯ఫຯఫ 5 ᝭⹧ȡPDA/DTMS- PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖ϺजВᖏฺ㜠
㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖㏼ぶ⻨ၽҀั⤳ऻ⮱ SEM 䊲⪼Ⅱᕔ⟣ᔮ喑Ⅱᣒ㼓㻿ͧ 151°喑ԛฺ⢴ͧ 96.8%喑
ఫຯఫ 6 ᝭⹧ȡᄦݣิ⮱ PDA/DTMS-㏠ㆠ TiO 2 ᩦ 䄡ᬻ PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖㏼็⁎ݨ
ᕔ㯂͊㏴➖ܳݘ䔈㵹В O 2 ͧ⅁⎽ѻ⍖ぶ⻨ၽҀ⮱ 㮭ࡃ႓ᢌёज䕇䓴ߍ☚჋⣝㜗ԛฺȡఫ 7b ͧᱧᷝᦖ
ࡃ႓ᢌёহᱧᷝᦖᨓ⮱➖⤳ᢌё喑ᣏ⾣ᩦᕔ㯂͊㏴ ᨓ➖⤳ᢌё-ԛฺᓗ⣜ᄦ㯂͊㏴➖Ⅱᣒ㼓㻿⮱ᒞ৺ȡ
➖㏼ߍ☚䄞ᄩ⮱㜗ԛฺ㘪߈ȡຯఫ 5a ᝭⹧喑㘚㘯㏏ ఫ 7b ͚喑䮼Ɑᦖᨓ⁎᪝෋ߍ喑㯂͊㏴➖Ⅱᣒ㼓㻿̺
ᴀ⋟ౕ᱗ऄᢌё⮱ᩦᕔ㏴➖̷ᒏ᜽⤰ᒏ喑≸䛼ڣᣒ ᫚̸䭺喑㏼ 1200 ⁎ᦖᨓ⮱㏴➖Ⅱᣒ㼓㻿䭺㜠 144°ȡ
㼓㻿ͧ 156°喑㔹ఫ 5b ͚㏼䓴ѻ⍖ぶ⻨ၽҀั⤳ऻ ⩞ఫ 7b ᣿ఫ᝭⹧⮱⸕ᢌऻ SEM ఫज㻮喑㯂͊㏑㐡
⮱ᩦᕔ㯂͊㏴➖喑㶕䲏⮱⋓⎬ᕔϻ䊲⪼Ⅱᕔ䒙अͧ 㶕䲏ܧ⣝̭Ⴧ⸕ᢌ喑ѳϺڤᰶ㇄㈆⮱ᒏ䆹㐀Ჱȡ㔹
䊲ϟⅡ喍Ⅱᣒ㼓㻿ͧ 0°喎ȡᄳᩦᕔ㯂͊㏴➖㒛λ 70 ㏼䓴ߍ☚ั⤳ऻ喑ڣⅡᣒ㼓㻿जᖏฺݝ 152°喑ԛฺ
Ďⱌ⾧᎟✒マ 1 h ऻ喑ߍ☚ऻ㏴➖ᖏฺ䊲⪼Ⅱᕔ㘪喑 ⢴䓫ݝ 97.4%喑䔆㶕ᬻ PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ
≸䄂ڣᣒ㼓㻿ͧ 155°喍ఫ 5c喎ȡ䔆ͨ㺮᭜⩞λ O 2 ぶ 㯂͊㏴➖ڤᰶ㞜ສ⮱➖⤳ᢌё㜗ԛฺ㘪߈ȡ
⻨ၽҀั⤳䓴⼸͚喑क़⅔ϟⅡധఏ㷘ᑂڒݝ㏑㐡㶕
䲏喑DTMS ⮱⪼Ⅱ⵲☤ധఏΌऄݝ̭Ⴧⵡ౼喑ౕ㏴
➖㶕䲏ϔ⩌ϟⅡᕔ⮱ SiÿOH হ TiÿOH喠ᒀߍ☚ᬣ喑
ౕ㜗⩞㘪⮱侞ߕ̸喑⪼Ⅱᕔ䪬䨫⵲☤喍CÿH喎⩞㏑
㐡⮱ڲ䘕ा㶕䲏䓽ߕȠ䓮⼨喑Ҭѻ㶕䲏㘪䨫ᯡ䱟ౕ
ऄᢌ㏑㐡㶕䲏 [22] 喑ϻ㔹䓫ݝԛฺ⮱҉⩕喑ᖏฺ㏴➖
⮱䊲⪼Ⅱᕔȡ

ఫ 5 O 2 ぶ⻨ၽҀݨ㮭ᩦᕔ㏴➖⮱䊲⪼Ⅱ㜗ԛฺᕔ㘪喟ᴀ⋟
҉⩕λ䊲⪼Ⅱ㯂͊㏴➖喍a喎Ƞぶ⻨ၽҀั⤳ऻ㯂͊㏴
➖喍b喎হߍ☚㜗ԛฺऻ㯂͊㏴➖喍c喎
Fig. 5 Superhydrophobic self-healing performance of O 2
plasma etching modified silk fabrics: Dye liquor
drops on super hydrophobic silk fabric (a), plasma
treated silk fabric (b) and heated silk fabric (c)

ఫ 7 ᢌё-ԛฺᓗ⣜ᄦᩦᕔ㯂͊㏴➖Ⅱᣒ㼓㻿⮱ᒞ৺喟
ぶ⻨ၽҀᢌёࣷߍ☚㜗ԛฺⅡᣒ㼓㻿अࡃ喍a喎喠⸕
ᢌऻࣷߍ☚㜗ԛฺⅡᣒ㼓㻿अࡃ喍b喎
Fig. 7 Effect of damage-repair cycle on contact angle of

modified silk fabric: Change of water contact angle
ఫ 6 ̺हᩫ๔Ժ᪝̸ぶ⻨ၽҀั⤳ऻᩦᕔ㯂͊㏴➖⮱ of plasma damage and heating self-repair (a); Change
SEM ఫ of water contact angle after wear and heating
Fig. 6 SEM images of modified silk fabrics after plasma self-repair (b)
treatment at different magnifications
2.6 㜗⌲∮̻䭟↎ᕔ㘪ܳᲽ
⩞ఫ 2e হఫ 6 ज㻮喑ぶ⻨ၽҀ㮭ݨั⤳ᄦᩦᕔ Ҭ⩕㘚㘯㏏ᴀ᫆হⴠ▝҉ͧధҀ↎ᴀ➖喑ᄳڣ
㯂͊㏴➖㶕䲏Ჱま⮱็㏔ᓛ㏠㐀Ჱᒏ䆹ᒞ৺ᒵᄼ喑 ᦿౕի᫉ 20°⮱㏴➖ᵤ৮̷喑ں⩕Ⅱ۟≄㏴➖㶕䲏喑
䔆ज㘪᭜⩞λ PDA ⮱倅叼䭱ᕔВࣷܳၽ͚䚇㓌ധ ᄦ℁࣌㯂͊㏴➖হ PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊
ᄦ㏠ㆠ TiO 2 ⮱䙺Ѻ҉⩕ [23] 喑Ҭᓄ㏠ㆠ䷄ㆿౕ㏴➖㶕 ㏴➖⮱㜗⌲∮ᕔ㘪ȡ