Page 230 - 《精细化工》2023年第4期

g916g ㇫㏳ࡃጒ FINE CHEMICALS す 40 ࢤ

᭜఍ͧ㏠ㆠ TiO 2 হѻ㶕䲏㘪➖䉕㺳Ⰳౕ㏴➖㶕䲏喑 হ Cu ٰ㉍क़䛼䔈̭ₒ̸䭺ȡౕ PDA/DTMS-㏠ㆠ
㶕ᅯ N ٰ㉍⮱ምԎतअᑞ喑ᲮᕔധఏΌ䔈̭ₒۼᄾȡ TiO 2 ᩦᕔ㯂͊㏴➖⮱ O 1s XPS ఫ喍ఫ 4e喎͚ज㻮喑
䮑࣌㯂͊ᰶ⮱ OÿCȠO==C 䩛⮱➦ᒮምВใ喑ౕ
㶕 1 㯂͊㏴➖ᩦᕔݺऻ⮱㶕䲏ٰ㉍㏱᜽
Table 1 Surface element composition of silk fabric before 530.4Ƞ529.9 eV ั็γ OÿSiȠOÿTi 䩛⮱➦ᒮምȡ
and after modification ⩞ఫ 4f ͚ज㻮喑PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴
䉕䛼ܳ᪝/% ➖⮱ Ti 2p 㘪㏔ܳ㷯ͧ Ti 2p 3/2 হ Ti 2p 1/2 喑㐀व㘪ܳ
ᵤ৮ऺ⼝ ݘѺλ 458.8 eV হ 464.5 eV ั喑̻ᴴ۳ TiO 2 ͚ Ti 4+
C Cu N O Ti Si
ఫ䅞ᣒ䓾喑䄡ᬻ PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴
࣌㯂͊㏴➖ 68.78 0 12.26 17.34 0 1.62
➖㶕䲏⮱ Ti ᭜+4 Ф喑ᎣВ TiO 2 ᒏᐼႅౕȡຯ㶕 1
PDA ᩦᕔ㯂͊㏴➖ 75.83 0.76 5.01 16.52 0 1.88
᝭⹧喑 ̻࣌ 㯂͊㏴ ➖ হ PDA ᩦᕔ㯂͊ Ⱕ℁ 喑
PDA/DTMS-㏠ㆠ 57.56 0.18 2.41 26.31 9.73 3.81
PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖⮱ Si क़䛼ᰶ᝭
TiO 2 ᩦᕔ㯂͊㏴➖
෋ߍ喠ຯఫ 4g ᝭⹧喑ౕ PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ
⩞ఫ 4a 㯂͊㏴➖ᩦᕔݺऻ⮱ XPS ڕ䅞जВⰸ 㯂͊㏴➖⮱ Si 2p XPS 䅞ఫ͚喑101.9Ƞ102.5 eV ั
ܧ喑㏼ PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖ౕ㐀व ⮱➦ᒮምܳݘᑿᆋλ SiÿC 䩛হ SiÿO 䩛ȡ㐀व
㘪ͧ 460 eV ั᫝෋γ䒰ͧᬻ᭫⮱➦ᒮም喑ᄦᏁ Ti 2p PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖⮱ O 1sȠTi 2p
⮱➦ᒮምȡ⩞λ DTMS-㏠ㆠ TiO 2 ⮱ᑂڒ喑ᩦᕔ㯂 喍ఫ 4eȠf喎㐀᳉जⴒ喑DTMS ጟ᜽ߌᩦᕔ㏠ㆠ TiO 2 喑
͊㏴➖㶕䲏 Ti ٰ㉍হ O ٰ㉍ᬻ᭫෋ߍ喑㔹 N ٰ㉍ Ꭳ⽠Ⴧౝ䭱Ɑౕ㯂͊㏴➖㶕䲏ȡ

ఫ 4 㯂͊㏴➖ᩦᕔݺऻ⮱ XPS ڕ䅞喍a喎喠࣌㯂͊㏴➖喍b喎ȠPDA ᩦᕔ㯂͊㏴➖喍c喎ȠPDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊
㏴➖喍d喎⮱ C 1s XPS 䅞ఫ喠PDA/DTMS-㏠ㆠ TiO 2 ᩦᕔ㯂͊㏴➖⮱ O 1 s喍e喎ȠTi 2p喍f喎ȠSi 2p喍g喎XPS 䅞ఫ
Fig. 4 XPS full spectra of silk fabrics before and after modification (a); XPS C 1s spectra of original silk fabric (b), PDA
modified silk fabric (c) and PDA/DTMS-nano TiO 2 modified silk fabric (d); XPS O 1s (e), Ti 2p (f), Si 2p (g) spectra
of PDA/DTMS-nano TiO 2 modified silk fabric