Page 162 - 《精细化工》2023年第4期
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g848g ㏳ࡃጒ FINE CHEMICALS す 40 ࢤ
ᐼ͚喟d ͧܳၽ䨫䬡䌊喑nm喠ș ͧ㵺ᄱࡷ㻿喑°喠n ͧ ⮱㛉ᕔহᴁ䴔ᕔ喑㘪์ߍጒ̺हᒏ⟣হᅧᄥ喑
ࣺᄱ㏔喑ः 1喠Ȝ ͧ∏䪬喑nmȡ ␎䋠ᴁᕔ㖇व➖⩢ϸ䉕ᱽ᫆⮱Ҭ⩕㺮Ⅿȡ
⩞ఫ 2c जВⰸݝ喑ᒀ TAP क़䛼ͧ 2.0%ᬣ喑 2.3 ϑ㖁㖇䛇䚝χ㘧ϸ⩢ᕔ㘪
c-PEI-2.0 ⮱ܳၽ䨫䬡䌊ͧ 0.344 nm喑Ⱕ䒰λ c-PEI-0 ఫ 4 ͧݣิϑ㖁㖇䛇䚝χ㘧⮱ϸ⩢ᕔ㘪ȡ
喍0.365 nm喎䭺ѻγ 5.75%ȡ䔆᭜ͧ喑㖇䛇䚝χ㘧
ڲ䘕ϑ㖁◦ჳᏓ䮼Ɑ TAP क़䛼⮱ߍ㔹̺ࡴ喑
ᄩ㜡㖇䛇䚝χ㘧ڲ䘕㐀Ჱ㉔㑖᩵Ꮑ᭫㦄 [15] ȡ㔹㐀Ჱ
㉔㑖᩵Ꮑ̺ϲ㘪ۼᄾ㖇䛇䚝χ㘧⮱ڲ䘕㑧䮤হ㜗⩞
Ҁ⼜喑䔅㘪ࡴ⩢ၽ䮤䭞㘪㏔喑ើݣ㖇䛇䚝χ㘧ڲ
䘕֣Ხၽ⮱ϸ⩢ᑈ䆘ࣷ䒪≮ၽ⮱䓮⼨ [16] ȡ
2.2 ϑ㖁㖇䛇䚝χ㘧⮱ᒏ䆹
䛴⩕ SEM 㻯ᄌγ c-PEI-0 হ c-PEI-2.0 ⮱䲏ᒏ
䆹喑㐀ຯఫ 3a হ b ȡ
ఫ 4 ᵤ৮⮱ϸ⩢፥喍a喎Ƞϸ⩢ᢌ㕄喍b喎হ⩢ᄩ⢴喍
ఫͧᅭ䘕ᩫ๔ࡧഌ喎喍c喎
a—c-PEI-0喠b—c-PEI-2.0
Fig. 4 Dielectric constant (a), dielectric loss (b) and conductivity
ఫ 3 c-PEI-0喍a喎Ƞc-PEI-2.0喍b喎⮱䲏 SEM ఫࣷ c-PEI (inset is the enlarged curves) (c) of samples
㪱㛉⮱ٶ႓⚔❴喍c喎
Fig. 3 Cross-sectional SEM images of c-PEI-0 (a) and c-PEI-2.0 ౕఫ 4a ͚喑ᰶᵤ৮⮱ϸ⩢፥ౕ 1×10 ~1×10 Hz
2
4
(b) as well as optical images of c-PEI films (c)
4
㠰డڲᄦ䶾⢴⮱ӊ䊃ᕔ䒰ѻ喑ѳᒀ䶾⢴>1×10 Hz
ϻఫ 3a হ b जВⰸܧ喑c-PEI-0 䲏ᒏ䆹䒰㇄ ऻ喑ϸ⩢፥̸䭺ᬻ᭫ȡౕѻ䶾⢴ᬣ喑ᱽ᫆ڲ䘕֣
㈆喑㔹 c-PEI-2.0 ⮱䲏ᒏ䆹℁ c-PEI-0 ٶ⏾ჳ喑 Ხၽःा㘪ࡦ䙺ใ⩹⩢౧⮱अࡃ喑ѳ䮼Ɑ䶾⢴⮱
䔆̻ WU ぶ [17] ⮱ⵁ⾣㐀̭㜡喑㶕ᬻϑ㖁㐀Ჱ㘪์ ߍ喑֣Ხၽःा䌌̷̺ใ⩹⩢౧अࡃ喑ᑂ䊤ϸ⩢፥
䔈̭ₒᩦ㖇䛇䚝χ㘧⮱ڲ䘕ᓛ㻯㐀Ჱ喑ۼᄾڲ䘕 ̸䭺ȡₑใ喑䮼Ɑ TAP क़䛼⮱ߍ喑ϑ㖁㖇䛇䚝
ᓛ㑧䮤⮱ᒏȡఫ 3c ͧ PEAAȠ㖇䛇䚝χ㘧হϑ㖁 χ㘧ϸ⩢፥ᄦ䶾⢴⮱ӊ䊃ᕔ䔽⌽䭺ѻ喑䔆ज㘪᭜
㖇䛇䚝χ㘧⮱ٶ႓⚔❴ȡ⩞ఫ 3c ज㻮喑᱗䚝χ㘧⣜ ⩞λϑ㖁㑾㐉㐀Ჱ䭺ѻγ㖇䛇䚝χ㘧ܳၽ䨫䬡䌊
ࡃ⮱ PEAA ᑧᏓ䒰ѻ喑㛉ᕔ⁍Ҡ喑䔆ज㘪᭜⩞λ 喍ఫ 2c喎喑䭨ⶺγ֣Ხၽ⮱ःाᲮࡃ [18] ȡ㔹ౕⰥह
PEAA ⮱Ⱕᄦܳၽ䉕䛼䓴ѻ喠㔹⣜ࡃऻ喑㖇䛇䚝χ 䶾⢴̸喑㖇䛇䚝χ㘧⮱ϸ⩢፥䮼Ɑ TAP क़䛼⮱
3
㘧ࣷक़ᰶ̺ह TAP क़䛼⮱ϑ㖁㖇䛇䚝χ㘧ॵ⣝㞜ສ ߍ㔹䔽⌽̸䭺喑ຯ 1×10 Hz ᬣ喑c-PEI-0 ⮱ϸ⩢፥