POLYCONDENSATION

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A review of the catalytic preparation of mesophase pitch
《新型炭材料（中英文）》2024年第4期583-610,共28页MA Zi-hui YANG Tao SONG Yan CHEN Wen-sheng DUAN Chun-feng SONG Huai-he TIAN Xiao-dong GONG Xiang-jie LIU Zheng-yang LIU Zhan-jun 
国家自然科学基金项目(52072383,U21A2061,22209197);山西省自然科学基金项目(202203021211002,202203021222399);中国科学院山西煤炭化学研究所创新基金资助项目(SCJC-XCL-2022-08).
Because of its high purity and excellent orientation, mesophase pitch is a superior precursor for high-performance car-bon materials. However, the preparation of top-notch mesophase pitch faces challenges. Catalytic p...
关键词：Mesophase pitch Catalytic polycondensation LEWIS-ACID Brønsted acid Catalyst-promoter system 
Highly elastic and degradable vitrimeric elastomers using polycondensation
《Chinese Chemical Letters》2024年第3期434-438,共5页Yue Liu Yongshuang Huang Chao Li Guifu Si Min Chen 
supported by National Natural Science Foundation of China(NSFC,Nos.21971230,U19B6001,22201003);Excellent Research and Innovation Team Project of Anhui Province(No.2022AH010001);Anhui Province Key Laboratory of Environment-friendly Polymer Materials。
Introducing covalently crosslinked network to polymer matrix can merge the advantages in reprocessing and durability of polymers.In this contribution,a series of high-performance vitrimeric elastomers were achieved vi...
关键词：POLYCONDENSATION Vitrimeric elastomers Highly elastic Degradable polymers 
Spatial Correlation in Typical Binary Polycondensation Systems: An Essential Extension of the Kirkwood-Buff Theory
《Chemical Research in Chinese Universities》2023年第6期985-991,共7页GU Fang LI Jiangtao HONG Xiaozhong WANG Haijun 
supported by the Natural Science Foundation of Hebei Province,China(No.B2022201050);the Interdisciplinary Research Program of Natural Science of Hebei University,China(No.DXK202112).
We present the isothermal susceptibility(XT)for the typical binary polycondensation system of Af-Bg type,and relate XT to the weight-average degree of polymerization in terms of the Kirkwood-Buff(KB)theory.The investi...
关键词：Isothermal compressibility POLYCONDENSATION Kirkwood-Buff theory Radial distribution function Spatial correlation 
High-Mobility Ambipolar Benzodifurandione-Based Copolymers with Regular Donor–Acceptor Dyads Synthesized via Aldol Polycondensation
《CCS Chemistry》2023年第11期2603-2616,共14页Qian Che Weifeng Zhang Xuyang Wei Yankai Zhou Hao Luo Jinbei Wei Liping Wang Gui Yu 
made possible as a result of a generous grant from the Beijing Municipal Natural Science Foundation(grant no.2212054);the National Natural Science Foundation of China(grants nos.22075294,22275194,22175021,22021002);Beijing National Laboratory for Molecular Sciences(grant no.BNLMSCXXM-202101).
In this study,a family of three benzodifurandione-baseddonor–acceptor(D–A)copolymers,namelypoly[3,7-bis((E)-1-(4-octadecyldocosyl)-2-oxo-6-yl-indolin-3-ylidene)-3,7-dihydrobenzo[1,2-b:4,5-b′]difuran-2,6-dionealt-(E...
关键词：aldol polycondensation polymer semiconductors thin filmtransistors ambipolar charge transport nonbonding interactions MOBILITIES 
Numerical investigation of film forming characteristics and mass transfer enhancement in horizontal polycondensation kettle被引量：1
《Chinese Journal of Chemical Engineering》2023年第11期31-42,共12页Xupeng Chen Jintao Wu Jianfei Sun Kunpeng Yu Jianzhong Yin 
the financial support of the National Key Research and Development Program of China(2020YFA0710202,2018YFC0808805)。
The process of producing high viscosity polyester by transesterification polycondensation needs to adjust the operating conditions and equipment structure of pre-polycondensation kettle and final polycondensation kett...
关键词：Pre-polycondensation kettle Final polycondensation kettle Film forming characteristic Surface renewal Numerical simulation 
Direct Arylation Polycondensation of Thiophene-Based C−H Monomers
《Chinese Journal of Chemistry》2023年第21期2908-2924,共17页Xuwen Zhang Yibo Shi Yunfeng Deng Yanhou Geng 
This work was financially supported by the National Key R&D Program of China(2021YFA0717900);National Natural Science Foundation of China(no.51933008,22222506 and 52121002).
Direct arylation polycondensation(DArP)has emerged as an eco-friendly and atom-efficient methodology for the syntheses ofπ-conjugated polymers(CPs).This approach features the direct C—H arylation of an aromatic hydr...
关键词：Conjugated polymers Direct arylation polycondensation Sustainable chemistry Catalytic system THIOPHENE 
3-Methylcyclohexanone Processed n-Channel Organic Thin-Film Transistors Based on a Conjugated Polymer Synthesized by Direct Arylation Polycondensation
《Chinese Journal of Polymer Science》2023年第5期824-831,I0012,共9页Dong-Sheng Yan Xu-Wen Zhang Zhong-Li Wang Chen-Hui Xu Yi-Bo Shi Yun-Feng Deng Yang Han Yan-Hou Geng 
financially supported by the National Natural Science Foundation of China(Nos.51933008 and 52121002);the Fundamental Research Funds for the Central Universities。
The solubility of a direct arylation polycondensation(DArP)synthesized conjugated polymer,i.e.,poly(3,6-bis(furan-2-yl)-2,5-bis(4-tetradecyloctadecyl)-pyrrolo[3,4-c]pyrrole-1,4(2H,5H)-dione-alt-1,2-bis(3,4-d ifl uorot...
关键词：Conjugated polymers Organic thin-film transistors Electron mobility Green solvent Direct arylation polycondensation 
Flexible Self-healing Cross-linked Polyamides Synthesized Through Bulk Michael Addition,Polycondensation,and Diels-Alder Reaction被引量：1
《Chemical Research in Chinese Universities》2022年第4期968-973,共6页YANG Shengqing ZHAO Jinnan CHEN Shuo ZHAO Jingbo 
supported by the Beijing Natural Science Foundation,China(No.2182056).
Three new thermally responsive self-healing cross-linked polyamides(cPA-FU-DAs)with good tensile strength and toughness were synthesized through bulk Michael addition,polycondensation,and Diels-Alder reaction.Unlike c...
关键词：SELF-HEALING Cross-linked polyamide Michael addition Diels-Alder reaction POLYCONDENSATION 
Competitive polycondensation of model compound melamine-urea-formaldehyed(MUF)resin system by^(13)C NMR被引量：2
《Journal of Bioresources and Bioproducts》2020年第1期60-66,共7页Jiankun Liang Quan Li Zhigang Wu Guanben Du Taohong Li Hong Lei Lifen Li 
This work was supported by National Natural Science Foundation of China(Nos.31800481 and 31870546);Education Depart-ment Foundation of Guizhou Province of China(No.[2019]184);Science-technology Support Foundation of Guizhou Province of China(Nos.[2019]2308 and[2019]2325);Forestry Department Foundation of Guizhou Province of China(Nos.[2017]14 and[2018]13).
Melamine-urea-formaldehyde(MUF)resin is an excellent adhesive in the field of wood adhe-sives,however the competition mechanism is questionable which affects the structure control and performance optimization of the r...
关键词：Model compound Melamine-urea-formaldehyde(MUF) COPOLYCONDENSATION COMPETITIVENESS 
Cross-linked Polyamides Prepared through Direct Bulk Michael Addition and Polycondensation from 1,6-Hexanediamine and Methyl Acrylate
《Chinese Journal of Polymer Science》2020年第2期143-150,I0006,共9页Sheng-Qing Yang Jin-Nan Zhao Jing-Bo Zhao Zhi-Yuan Zhang Jun-Ying Zhang 
financially supported by the Beijing Natural Science Foundation (No. 2182056);the National Natural Science Foundation of China (No. 21244006)
Cross-linked polyamides(c PAs)were prepared through direct bulk Michael addition and subsequent polycondensation.Several mixed hexanediamine multi-esters(HDAMEs)were generated through the Michael addition of 1,6-hexan...
关键词：Michael addition POLYCONDENSATION Mechanical properties 
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