JPWO2013073519A1 - 高分子原料及び高分子材料 - Google Patents
高分子原料及び高分子材料 Download PDFInfo
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- JPWO2013073519A1 JPWO2013073519A1 JP2013544266A JP2013544266A JPWO2013073519A1 JP WO2013073519 A1 JPWO2013073519 A1 JP WO2013073519A1 JP 2013544266 A JP2013544266 A JP 2013544266A JP 2013544266 A JP2013544266 A JP 2013544266A JP WO2013073519 A1 JPWO2013073519 A1 JP WO2013073519A1
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Abstract
解決手段 天然分子である4−アミノ桂皮酸の二量体または4−アミノ桂皮酸誘導体の二量体からなり、カルボキシル基がアルキル鎖で保護されている高分子原料が重合されてなる高分子材料である。本発明に係る、ポリアミド酸(PAA−1)及びポリイミド(PI−1)のTGA曲線を図5に示す。
選択図 図5
Description
特許文献2には、四員環化合物を有する光学部材の記載がある。
非特許文献2には、アミノ桂皮酸の二量体からなる高分子原料の記載がある。
本発明に係る4,4’−ジアミノトルキシル酸ジメチルの合成経路を、次の反応式(化13)に示す。
Spectroscopy)における各ピークの帰属は下記のとおりである。
1H
NMR (400 MHz, DMSO-d6): δ 3.27(s, 6H, -COOCH3), 3.72(dd, 2H, J = 7.4, 10.2 Hz,
-CH-COOCH3), 4.11(dd,
2H, 7.4 Hz, 10.1 Hz, -CH-C6H4), 5.00(s, 4H, -NH2-C6H4), 6.51 (d, 4H, 8.4 Hz, NH2-C-CH-), 6.95(d,
4H, 8.4 Hz, NH2-C-CH-CH-)
本発明に係るN,N’−ジアセチル(4,4’−ジアミノトルキシル酸)の合成経路を、次の反応式(化14)に示す。
1H
NMR (400 MHz, DMSO-d6): δ 2.03(s, 6H, -NHCOCH3),
3.73(dd, 2H, J = 7.4, 10.2 Hz, -CH-COOH,), 4.20(dd, 2H, J = 7.4, 10.2 Hz,
-CH-C6H4-), 7.25(d, 4H, J = 8.5 Hz, CH3CONH-C-CH-CH-) 7.50 (d, 4H,
J = 8.5 Hz, CH3CONH-C-CH-), 9.89(s, 2H, CH3CONH-), 12.04(s, 2H, -COOH,
1H)
本発明に係るポリアミド酸(PAA)の合成経路を、次の反応式(化15)に示す。
transform infrared spectroscopy)およびNMR(Nuclear Magnetic Resonance Spectroscopy)により構造解析した結果、目的のポリアミド酸(PAA−1)であることが判明した。収率は85重量%であった。
analysis)にて分析したTGA曲線を図5に示す。このTGA曲線から、ポリイミド(PI−1)の耐熱温度(10%分解温度)は392℃であった。
本発明に係る脂肪族ポリアミドの合成経路を、次の反応式(化16)に示す。
1H
NMR (400 MHz, DMSO-d6): δ 1.33(4H, -NHCH2CH2CH2-),
1.59(4H, -NHCH2 CH2CH2-), 2.29(4H, -NHCH2CH2CH2-), 3.26(6H, -COOCH3), 3.88(2H,
CH-COOCH3), 4.27(2H, CH-C6H4-),
7.21-7.54(8H,arom), 9.84(2H, -C6H4-NH-CO-)
本発明に係る芳香族ポリアミドの合成経路を、次の反応式(化17)に示す。
1H
NMR (400 MHz, DMSO-d6): δ 3.25 (6H, -COOCH3), 3.96-4.00 (2H, -CHCOOH-),
4.34-4.39 (2H, -CHC6H4-), 7.34-8.54 (12H, arom.), 10.42 (2H, -C6H4-NH-CO-)
本発明に係るN,N’−ジアセチル(4,4’−ジアミノトルキシル酸)(DNAc−DATXA)を用いたポリアミドの合成経路を、次の反応式(化18)に示す。
1H
NMR (400 MHz, DMSO-d6): δ 1.95 (6H, NHCOCH3), 3.13 (6H, COOCH3), 3.79-4.36 (8H,
cyclobutane), 7.00-7.49 (16H, arom.), 9.71-9.93 (4H, NH)
本発明に係る脂肪族ポリ尿素の合成経路を、次の反応式(化19)に示す。
1H
NMR (400 MHz, DMSO-d6): δ 1.29 (4H, -NHCH2CH2CH2-), 1.42 (4H, -NHCH2CH2CH2-),
3.06 (4H, -NHCH2CH2CH2-), 3.25(6H, -COOCH3), 3.83 (2H, CH-COOCH3), 4.21 (2H,
CH-C6H4-), 6.09 (2H, CONH-C6H12-), 7.14-7.31 (8H, arom.), 8.35 (2H,
-C6H4-NH-CO-)
本発明に係る芳香族ポリ尿素の合成経路を、次の反応式(化20)に示す。
1H
NMR (400 MHz, DMSO-d6): δ 3.25 (6H, COOCH3), 3.84 (2H, CH-COOCH3), 4.22 (2H,
CH-C6H4), 4.28 (4H, NH-CH2-), 6.58 (2H, CONHCH2), 7.08-7.43 (12H, arom.), 8.52
(2H, C6H4NHCO)
以下、本発明の実施例であるN,N’−ジアセチル(4,4’−ジアミノトルキシル酸)(DNAc−DATXA)を用いたポリアミドについて、各種試験測定を行った。そして、既知の高分子材料の各種試験測定結果との比較を行った。結果を、次の表2に示す。表1において、Mwは重量平均分子量であり、Mnは数平均分子量であり、PDIは多分散度である。PDIは、MwをMnで割った値となる。そして、本発明の実施例である前記ポリアミドの引張り試験の試験結果を図17に示す。
viscid silkは、生体由来のタンパク質であり、ポリアミドの一種である。
本発明の実施例であるN,N’−ジアセチル(4,4’−ジアミノトルキシル酸)(DNAc−DATXA)を用いたポリアミドについて、高分子原料に戻す分解経路を、次の反応式(化21)に示す。
Claims (14)
- バイオマスを原材料としていることを特徴とする請求項2から10のいずれか一項記載の高分子材料。
- カルボキシル基がアルキル鎖で保護されていることで重合可能な高分子原料を合成する高分子原料の製造方法であって、4−アミノ桂皮酸または4−アミノ桂皮酸誘導体を、そのアミノ基を塩酸塩とするステップと、紫外線を照射して二量化反応するステップと、触媒作用によってエステル化させるか、チオエステル化させるか、又は、アミド化させるステップとを有することを特徴とする高分子原料の製造方法。
- 請求項12記載の高分子原料の製造方法によって得られた高分子原料を、そのアミノ基を反応させて、イミド結合、アミド結合、尿素結合、アミド結合及びイミド結合のいずれかを形成して高分子材料とすることを特徴とする高分子材料の製造方法。
- 請求項13記載の高分子材料の製造方法によって得られた高分子材料を、紫外線を照射するか、紫外線を照射してから酸を用いて加水分解するか、酸を用いて加水分解するか、酸を用いて加水分解してから紫外線を照射するか、いずれかによって高分子原料に戻すことを特徴とする高分子材料のリサイクル方法。
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JPH0228208A (ja) * | 1988-04-28 | 1990-01-30 | Japan Synthetic Rubber Co Ltd | 感放射線性共重合体およびその製造方法 |
JP2003160540A (ja) * | 2001-09-17 | 2003-06-03 | Fuji Photo Film Co Ltd | 四員環化合物、それを用いた複屈折媒体および光学部材 |
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CN105884641A (zh) | 2016-08-24 |
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