Article(id=1242756977143689270, tenantId=1146029695717560320, journalId=1149653034449285133, issueId=1242756974576775191, articleNumber=null, orderNo=null, doi=10.16790/j.cnki.1009-9239.im.2021.11.007, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1619280000000, receivedDateStr=2021-04-25, revisedDate=1621958400000, revisedDateStr=2021-05-26, acceptedDate=null, acceptedDateStr=null, onlineDate=1774225952658, onlineDateStr=2026-03-23, pubDate=1637510400000, pubDateStr=2021-11-22, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1774225952658, onlineIssueDateStr=2026-03-23, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1774225952658, creator=13701087609, updateTime=1774225952658, updator=13701087609, issue=Issue{id=1242756974576775191, tenantId=1146029695717560320, journalId=1149653034449285133, year='2021', volume='54', issue='11', pageStart='1', pageEnd='139', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1774225952044, creator=13701087609, updateTime=1774226047274, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1242757374059066044, tenantId=1146029695717560320, journalId=1149653034449285133, issueId=1242756974576775191, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1242757374059066045, tenantId=1146029695717560320, journalId=1149653034449285133, issueId=1242756974576775191, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=55, endPage=61, ext={EN=ArticleExt(id=1242756977567313986, articleId=1242756977143689270, tenantId=1146029695717560320, journalId=1149653034449285133, language=EN, title=
N-substituted Poly(benzimidazole-imide) Films: Improved Solubility and Transmittance, columnId=1198664996516360309, journalTitle=Insulating Materials, columnName=Polyimide Film Special Issue, runingTitle=null, highlight=null, articleAbstract=
Two novel diamines contained N-phenyl substituted benzimidazole were synthesized, and their difference was that the ortho-position of N-phenyl was substituted by methyl and fluorine atom, respectively. The novel diamines and commercially available dianhydrides 4,4′-(hexafluoroisopropylidene) diphthalic anhydride (6FDA) and 4,4′-oxydiphthalic anhydride (ODPA) were used to prepare poly(benzimidazole-imide) (PBII) films by two-step thermal imidization. The properties of new diamine monomer and PBII films were tested and characterized. The results show that the PBII films exhibit good thermal properties (glass transition temperature Tg=341-381℃) and mechanical properties (σ=95-135 MPa). The N-phenyl groups with different ortho units destroy the effective molecular packing, which improves the solubility and optical transmittance of the PBII films.
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N位取代聚苯并咪唑酰亚胺薄膜:改善的溶解性与透过率, columnId=1198664997682376829, journalTitle=绝缘材料, columnName=聚酰亚胺薄膜专题, runingTitle=null, highlight=null, articleAbstract=
试验合成了两种新型的N-苯基取代苯并咪唑二胺,区别在于N-苯基的邻位分别由甲基和氟原子取代。将新型二胺分别与二酐4,4′-(六氟异丙烯)二酞酸酐(6FDA)和4,4′-氧双邻苯二甲酸酐(ODPA)通过两步热亚胺法制备聚苯并咪唑酰亚胺(PBII)薄膜,并对新型二胺单体及PBII薄膜进行了性能测试与表征。结果表明:新型PBII薄膜表现出良好的耐热性(玻璃化转变温度Tg=341~381℃)和拉伸强度(σ=95~135 MPa)。不同邻位取代的N-苯基破坏了分子的有效堆积,使得PBII薄膜的溶解性和光学透明性得到改善。
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钱广涛(1989-),男(汉族),安徽马鞍山人,博士后,主要从事改性聚酰亚胺等的研究。
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柯钊(1994-),男(汉族),湖北大冶人,硕士生,主要从事低介电聚酰亚胺的研究。
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柯钊(1994-),男(汉族),湖北大冶人,硕士生,主要从事低介电聚酰亚胺的研究。
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柯钊(1994-),男(汉族),湖北大冶人,硕士生,主要从事低介电聚酰亚胺的研究。
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2021,
12:1143-1156., articleTitle=Preparation and properties of high-performance polyimide copolymer fibers containing rigid pyrimidine and benzoxazole moieties with hydrogen bonding, refAbstract=null)], funds=[Fund(id=1245100057880543770, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, awardId=2020B010182002, language=CN, fundingSource=广东省重点领域研究开发计划项目(2020B010182002), fundOrder=null, country=null), Fund(id=1245100057993789983, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, awardId=285-07-005702, language=CN, fundingSource=东华大学研究启动基金项目(285-07-005702), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1245100051844940019, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, xref=null, ext=[AuthorCompanyExt(id=1245100051853328629, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, companyId=1245100051844940019, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Center for Advanced Low-Dimension Materials, State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, College of Material Science and Engineering, Donghua University, Shanghai 201620, China), AuthorCompanyExt(id=1245100051861717237, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, companyId=1245100051844940019, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=东华大学 材料科学与工程学院 纤维材料改性国家重点实验室 先进低维材料中心,上海 201620)])], figs=[ArticleFig(id=1245100055028416937, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.1, caption=
Synthetic route of diamine monomer and chemical structure of commercially available dianhydrides, figureFileSmall=7vPzx7fVXaFzQyBobF1pXg==, figureFileBig=E2gbYs4U53Shj7syY/s07Q==, tableContent=null), ArticleFig(id=1245100055137468844, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图1, caption=
二胺单体的合成路线以及市售二酐单体的化学结构, figureFileSmall=7vPzx7fVXaFzQyBobF1pXg==, figureFileBig=E2gbYs4U53Shj7syY/s07Q==, tableContent=null), ArticleFig(id=1245100055242326449, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.2, caption=
1H NMR spectra of diamine monomers, figureFileSmall=O5iEkSUKJtKhRVeixFN90Q==, figureFileBig=A3QQ+ta3zmBzDh1PbnhvnQ==, tableContent=null), ArticleFig(id=1245100055338795445, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图2, caption=
二胺单体的一维核磁氢谱, figureFileSmall=O5iEkSUKJtKhRVeixFN90Q==, figureFileBig=A3QQ+ta3zmBzDh1PbnhvnQ==, tableContent=null), ArticleFig(id=1245100055414292920, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.3, caption=
1H-1H COSY spectra of diamine monomers, figureFileSmall=sGhIyi/Tb57UBLXgabUxNA==, figureFileBig=Ge7xfGvpXIHuWau5SRh0Eg==, tableContent=null), ArticleFig(id=1245100055502373306, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图3, caption=
二胺单体的二维核磁氢谱, figureFileSmall=sGhIyi/Tb57UBLXgabUxNA==, figureFileBig=Ge7xfGvpXIHuWau5SRh0Eg==, tableContent=null), ArticleFig(id=1245100055611425215, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.4, caption=
Synthetic route of polyimide, figureFileSmall=BIJz9LQY41WWmFejQrTceg==, figureFileBig=FAwmxzm8kBwkM0E4GqH58g==, tableContent=null), ArticleFig(id=1245100055699505606, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图4, caption=
聚酰亚胺的合成路线, figureFileSmall=BIJz9LQY41WWmFejQrTceg==, figureFileBig=FAwmxzm8kBwkM0E4GqH58g==, tableContent=null), ArticleFig(id=1245100055816946122, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.5, caption=
FT-IR spectra of PBII films, figureFileSmall=8JGUizmiMYLYxdcMAw+CrA==, figureFileBig=eam56gJRmOFOA4WSvXI7zQ==, tableContent=null), ArticleFig(id=1245100055942775248, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图5, caption=
PBII薄膜的红外光谱, figureFileSmall=8JGUizmiMYLYxdcMAw+CrA==, figureFileBig=eam56gJRmOFOA4WSvXI7zQ==, tableContent=null), ArticleFig(id=1245100056043438547, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.6, caption=
Optimal molecular conformation of diamines, figureFileSmall=bqCmnliZM8R6vm2HVypopQ==, figureFileBig=pubDIW9LkypADjsmjBr3AQ==, tableContent=null), ArticleFig(id=1245100056156684760, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图6, caption=
二胺的最优分子构象, figureFileSmall=bqCmnliZM8R6vm2HVypopQ==, figureFileBig=pubDIW9LkypADjsmjBr3AQ==, tableContent=null), ArticleFig(id=1245100056261542364, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.7, caption=
WAXD spectra of PBII films, figureFileSmall=vUDXibG1mA0ZTsscf3s8gg==, figureFileBig=nSP76W7M8wzcamLpLYeNKw==, tableContent=null), ArticleFig(id=1245100056358011360, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图7, caption=
PBII薄膜的广角X射线衍射光谱, figureFileSmall=vUDXibG1mA0ZTsscf3s8gg==, figureFileBig=nSP76W7M8wzcamLpLYeNKw==, tableContent=null), ArticleFig(id=1245100056446091747, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.8, caption=
UV-Vis spectra of PBII films, figureFileSmall=sovGObdOKB/ra2rHHjx/PA==, figureFileBig=JgUvC75fmdb+Xcg5yexwEg==, tableContent=null), ArticleFig(id=1245100056538366437, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图8, caption=
PBII薄膜的紫外-可见光光谱, figureFileSmall=sovGObdOKB/ra2rHHjx/PA==, figureFileBig=JgUvC75fmdb+Xcg5yexwEg==, tableContent=null), ArticleFig(id=1245100056634835433, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.9, caption=
TGA thermogram of PBII films, figureFileSmall=muJRgSII3lxUX1Qj8hTP+g==, figureFileBig=w0nyfGc5b3wXOB0Yn8by9g==, tableContent=null), ArticleFig(id=1245100056718721516, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图9, caption=
PBII薄膜的TGA热图, figureFileSmall=muJRgSII3lxUX1Qj8hTP+g==, figureFileBig=w0nyfGc5b3wXOB0Yn8by9g==, tableContent=null), ArticleFig(id=1245100056802607599, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig.10, caption=
DSC and DMA of PBIIs films, figureFileSmall=mqL5ItCn7s4Od6UqAWV8dw==, figureFileBig=e48DO74wvEZEs0VuDDMGCg==, tableContent=null), ArticleFig(id=1245100056920048119, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图10, caption=
PBII薄膜的DSC和DMA图, figureFileSmall=mqL5ItCn7s4Od6UqAWV8dw==, figureFileBig=e48DO74wvEZEs0VuDDMGCg==, tableContent=null), ArticleFig(id=1245100057037488634, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Fig. 11, caption=
Stress-strain curve of PBII films, figureFileSmall=2FiSfL448suJy36XUVNr1A==, figureFileBig=3x1cNJhxgFD1k2IB1zdVLA==, tableContent=null), ArticleFig(id=1245100057121374717, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=图11, caption=
PBII薄膜的应力-应变曲线, figureFileSmall=2FiSfL448suJy36XUVNr1A==, figureFileBig=3x1cNJhxgFD1k2IB1zdVLA==, tableContent=null), ArticleFig(id=1245100057201066497, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Tab.1, caption=
Intrinsic viscosity of PBII precursor poly(amic acid), water absorption and optical properties of PBII films, figureFileSmall=null, figureFileBig=null, tableContent=
| PBII | ηinh/(dL/g) | 吸水率/% | λcut-off/nm | T500/% |
|---|
| 6a-ODPA | 1.38 | 2.4 | 411 | 50 |
| 6b-ODPA | 0.88 | 2.2 | 399 | 60 |
| 6a-6FDA | 1.18 | 2.3 | 377 | 77 |
| 6b-6FDA | 0.87 | 2.2 | 362 | 80 |
| PABZ-BPDA[7] | — | 5.9 | — | — |
), ArticleFig(id=1245100057297535492, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=表1, caption=
PBII前躯体聚酰胺酸的特性黏度,PBII薄膜的吸水率与光学性能
, figureFileSmall=null, figureFileBig=null, tableContent=
| PBII | ηinh/(dL/g) | 吸水率/% | λcut-off/nm | T500/% |
|---|
| 6a-ODPA | 1.38 | 2.4 | 411 | 50 |
| 6b-ODPA | 0.88 | 2.2 | 399 | 60 |
| 6a-6FDA | 1.18 | 2.3 | 377 | 77 |
| 6b-6FDA | 0.87 | 2.2 | 362 | 80 |
| PABZ-BPDA[7] | — | 5.9 | — | — |
), ArticleFig(id=1245100057402393096, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Tab.2, caption=
Solubility of PBIIs, figureFileSmall=null, figureFileBig=null, tableContent=
| 溶剂 | PBII |
|---|
| 6a-ODPA | 6b-ODPA | 6a-6FDA | 6b-6FDA |
|---|
| 间甲酚(m-cresol) | - | ± | - | ± |
| N-甲基吡咯烷酮(NMP) | ± | ± | + | + |
| 二甲基亚砜(DMSO) | - | - | - | ± |
| N,N′-二甲基乙酰胺(DMAc) | ± | ± | + | + |
| N,N′-二甲基甲酰胺(DMF) | - | - | ± | + |
| 四氢呋喃(THF) | - | - | - | ± |
), ArticleFig(id=1245100057498862093, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=表2, caption=
PBII的溶解性
, figureFileSmall=null, figureFileBig=null, tableContent=
| 溶剂 | PBII |
|---|
| 6a-ODPA | 6b-ODPA | 6a-6FDA | 6b-6FDA |
|---|
| 间甲酚(m-cresol) | - | ± | - | ± |
| N-甲基吡咯烷酮(NMP) | ± | ± | + | + |
| 二甲基亚砜(DMSO) | - | - | - | ± |
| N,N′-二甲基乙酰胺(DMAc) | ± | ± | + | + |
| N,N′-二甲基甲酰胺(DMF) | - | - | ± | + |
| 四氢呋喃(THF) | - | - | - | ± |
), ArticleFig(id=1245100057595331088, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=EN, label=Tab.3, caption=
Physical properties of PBII films, figureFileSmall=null, figureFileBig=null, tableContent=
| PBII | Tg/℃(DSC) | Tg/℃ (DMA) | Td5%/℃ | σ/MPa | E/GPa | ε/% |
|---|
| 6a-ODPA | 346 | 346 | 496 | 135 | 4.0 | 5.9 |
| 6b-ODPA | 345 | 341 | 549 | 126 | 3.6 | 5.1 |
| 6a-6FDA | 373 | 381 | 498 | 95 | 4.9 | 2.5 |
| 6b-6FDA | 364 | 375 | 537 | 95 | 4.1 | 3.5 |
), ArticleFig(id=1245100057670828566, tenantId=1146029695717560320, journalId=1149653034449285133, articleId=1242756977143689270, language=CN, label=表3, caption=
PBII薄膜的物理性能
, figureFileSmall=null, figureFileBig=null, tableContent=
| PBII | Tg/℃(DSC) | Tg/℃ (DMA) | Td5%/℃ | σ/MPa | E/GPa | ε/% |
|---|
| 6a-ODPA | 346 | 346 | 496 | 135 | 4.0 | 5.9 |
| 6b-ODPA | 345 | 341 | 549 | 126 | 3.6 | 5.1 |
| 6a-6FDA | 373 | 381 | 498 | 95 | 4.9 | 2.5 |
| 6b-6FDA | 364 | 375 | 537 | 95 | 4.1 | 3.5 |
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