Page 157 - 《精细化工》2023年第4期
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す 4 㘎 ᰵ 喑 ぶ : 倅㔽☚㖇㟠䛇䚛ధࡃ䗨㠜ι⩟㙵ᴾ㘯 g843g
|Ș* lowest |ܳݘͧ 0.167Ƞ0.255Ƞ0.524 Ƞ0.543 Pa·sȡ ᐯ⮱☚⽠ჇᕔȡDPPH-A-PPEK1 ⮱ T d5% ℁ౕⰥह
ͧ䮼ⱭࣺᏁ⮱̺䔈㵹喑Ҁ㈨ڲϔ⩌ࡃ႓अࡃ喑 У̸፥⩕⮱ᄼܳၽధࡃݯ DDS ధࡃ⮱ DPPH ᴾ㘯倅
̻Ҁ㈨⮱➖⤳अࡃౕ䄒ѻ叼Ꮣ⍖Ꮣࡧ䬡ڲڞहႅ ܧ㏓ 22 Ď喑㔹䮼Ɑ A-PPEK क़䛼⮱倅喑ధࡃᴾ㘯
ౕ喑➖⤳अࡃҬᓄҀ㈨叼Ꮣ䭺ѻ喑㔹ధࡃࣺᏁ⮱ࡃ ⮱ T d5% 䔽⌽䭺ѻ喑࣌᭜㮪♣ A-PPEK 命㖇➖⮱☚
႓अࡃчҬ PN Ⱕᄦܳၽ䉕䛼अ๔ᄩ㜡Ҁ㈨叼Ꮣ ⽠Ⴧᕔ℁ᄼܳၽ DDS ⮱倅喑ѳݺ㔲⮱☚⽠Ⴧᕔ䔅᭜
ߍ喑͑㔲Ⱕο》ζҬᓄҀ㈨ัλѻ叼Ꮣࡧȡౕす̶ ѻλ PN喑ₑ䓴倅⮱ A-PPEK क़䛼ч䭺ѻధࡃᴾ㘯
䭣⃢͚喑ᰶҀ㈨⮱叼Ꮣ䮼⍖Ꮣ⮱ࡴ倅㔹̷̺ࡴȡ ⮱☚⽠Ⴧᕔȡ
DPPH-A-PPEK1ȠDPPH-A-PPEK2ȠDPPH-A-PPEK3Ƞ
DPPH-A-PPEK4 4 Ҁ㈨⮱叼Ꮣܳݘϻ 377.1Ƞ
279.2Ƞ222.8Ƞ215.7 Ď䊤䓲䕌̷ࡴ喑䔆᭜䮼Ɑ⍖Ꮣ
⮱䔽⌽ࡴ倅喑Ҁ㈨ڲࡃ႓अࡃᄦ叼Ꮣ⮱ᒞ৺๔λ➖
⤳अࡃ喑ᒀ⍖Ꮣ䓫ݝ T gel ᬣ喑ధࡃҀ㈨ጟ㏼ᒏ̶
㐡Ҁಸϑ㖁㑾㐉⟣㐀Ჱ喑ₑᬣҀ㈨叼Ꮣᕒޔߍȡ
ओใ喑ᵦᢛఫ 5a হ㶕 2 ᓄݝ DPPH-A-PPEK1Ƞ
DPPH-A-PPEK2ȠDPPH-A-PPEK3ȠDPPH-A-PPEK4
4 Ҁ㈨⮱ߍጒ⍖Ꮣ⿄ऐ喍T process 喎ܳݘͧ 194.6Ƞ
97.7Ƞ43.5Ƞ36.7 ĎȡजВⰸܧ喑DPPH-A-PPEK1
ఫ 6 N 2 ⅈడ̸ధࡃ DPPH ᴾ㘯⮱ TGA হ DTG ᰟ㏬
ڤᰶᰭც⮱ߍጒ⍖Ꮣ⿄ऐ喑ڣౕ 377.1 Ďᬣ叼Ꮣ䓲
Fig. 6 TGA and DTG curves of cured DPPH resins under N 2
䕌ࡴ倅ȡ
ౕఫ 5b ͚喑䮼ⱭԊ⍖ᬣ䬡⮱ᐣ䪬喑ᰶҀ㈨ 㶕 3 ̺हक़䛼 A-PPEK ధࡃ DPPH ᴾ㘯⮱☚ᕔ㘪
ႅౕ叼Ꮣ<1 Pa·s ⮱ѻ叼ᏓࡧȡDPPH-A-PPEK1Ƞ Table 3 Thermal properties of different content of A-PPEK
cured DPPH resins
DPPH-A-PPEK2ȠDPPH-A-PPEK3ȠDPPH-A-PPEK4
ᵤ৮ T d5%/Ď C y800/%
4 Ҁ㈨ౕⰥᏁ≸䄂⍖Ꮣ̸䓫ݝҀ㈨܊㘣◦䰭ᬣ
DPPH-A-PPEK1 553.2 76.9
䬡喍t gel 喎ܳݘͧ 42.3Ƞ28.0Ƞ14.4Ƞ10.4 min喑जВ
DPPH-A-PPEK2 548.8 77.5
ⰸܧ喑䮼Ɑ A-PPEK क़䛼⮱ߍ喑Ҁ㈨ัλѻ叼Ꮣ
DPPH-A-PPEK3 542.5 77.9
ࡧ⮱ᬣ䬡䊷Გ䊷ᄾ喑࣌᭜Ҁ㈨͚ధࡃݯ A-PPEK DPPH-A-PPEK4 537.2 78.1
क़䛼⮱ߍ喑倅γ PN ⮱ధࡃϑ㖁ࣺᏁ䕌⢴喑Ӱ
䔈γҀ㈨ڲ⮱ࡃ႓अࡃ喑Ҭᓄ PN ⮱Ⱕᄦܳၽ䉕䛼 ᄳ̺हक़䛼 A-PPEK ధࡃऻ⮱ DPPH ᴾ㘯㒛λ
䪬䓲䕌喑ᄩ㜡ధࡃҀ㈨叼Ꮣࡴ倅अᔘ喑܊㘣ᬣ䬡 250~375 Ď䬡 5 ̺͗ह⍖Ꮣ⃢ӊ⁎Ԋ⍖ั⤳ 8 h喑
अⴚȡ 䃝ᒂ̭⍖Ꮣ⃢ั⤳ऻᴾ㘯⮱䉕䛼Ԋ⪆⢴喑㏼ᢛ
2.4 ᴾ㘯⮱☚⽠Ⴧᕔহ☚⅔⽠ჇᕔܳᲽ ั⤳ऻ҉ఫᓄݝ䪬⅔ࡃ㔮ࡃᰟ㏬喑ຯఫ 7 ȡ
DPPH ݺ侞Ҁ̻̺हक़䛼ధࡃݯ A-PPEK喍10%Ƞ
20%Ƞ30%হ 40%喎⌤व࠭ऻ喑ౕ侙ᑄ▶͚䛴⩕
⼸Ꮌࡴ⍖䔈㵹ధࡃ喑ᰭ㏵ᓄݝ㐬㞟⮱ PNȡ
䛴⩕☚䛺ܳᲽⵁ⾣γధࡃऻᴾ㘯⮱☚⽠Ⴧ
ᕔ喑㐀ຯఫ 6 ȡ⩞ఫ 6 ज㻮喑ᰶధࡃҀ㈨
⮱ TGA হ DTG ᰟ㏬ᒏ⟣ധ᱙Ⱕह喑㶕ᬻᴾ㘯㐀Ჱ
͚ܳၽͨ䨫㷯ᄩ㜡ᰭ㏵ܳ㼐䛺⮱ₒ俑๔㜡Ⱕ
ह喑ࢠధࡃᴾ㘯⮱☚ܳ㼐ᱧ⤳̭㜡ȡᄳఫ 6 ͚⮱☚
䛺ڠ䩛ᢛᑿ㏠ౕ㶕 3 ͚喑ڣ͚ DPPH-A-PPEK1Ƞ
DPPH-A-PPEK2ȠDPPH-A-PPEK3ȠDPPH-A-PPEK4
ఫ 7 ̺हक़䛼 A-PPEK ధࡃ DPPH ᴾ㘯⮱䪬⅔ࡃ㔮ࡃ
⮱ T d5% ܳݘͧ 553.2Ƞ548.8Ƞ542.5Ƞ537.2 Ď喠ߍ ᰟ㏬
☚ݝ 800 Ďᬣᴾ㘯⮱₸◚⢴喍C y800 喎ܳݘͧ 76.9%Ƞ Fig. 7 Long-term oxidative aging plots for different content
of A-PPEK cured DPPH resins
77.5%Ƞ77.9%Ƞ78.1%ȡₑ喑ᰶధࡃҀ㈨⮱ T d5%
>537 Ď喑ᰭ倅䓫ݝ 553.2 Ď喠ߍ☚ݝ 800 Ďᬣ喑 ⩞ఫ 7 ज㻮喑A-PPEK क़䛼㠰డͧ 10%~40%ᬣ喑
ᰶధࡃҀ㈨⮱ C y800 >76%喑ᰭ倅䓫ݝ 78.1%ȡ䔆 ㉜䃎䉕䛼ᢌ⢴ͧ 3.1%~8.1%喑⩕ A-PPEK ధࡃ⮱
㶕ᬻ⩞̺हक़䛼 A-PPEK ధࡃ⮱ DPPH ᴾ㘯ڤᰶх DPPH ᴾ㘯 ᭫ܧхᐯ ⮱☚⅔⽠Ⴧ ᕔȡڣ͚喑