Zobrazeno 1 - 10
of 134
pro vyhledávání: '"Duxin Li"'
Publikováno v:
Materials, Vol 15, Iss 10, p 3654 (2022)
Licorice is known as “Gan-Cao” in traditional Chinese Medicine (TCM), belonging to the genus Glycyrrhiza (Family: Fabaceae/Leguminosae). It has a long medicinal history and wide applications in China. Polysaccharides of licorice (LPs) are one of
Externí odkaz:
https://doaj.org/article/9634d0b57f1e4ac38187cb3aa24528a1
Publikováno v:
Materials, Vol 14, Iss 21, p 6376 (2021)
In this paper, 4,4′-diaminodiphenyl ether and 2,2′-bis (trifluoromethyl)-4,4′-diaminophenyl ether are selected for molecular structure design, and PAI materials are synthesized by acyl chloride method. 2,2′-bis (trifluoromethyl)-4,4′-diamin
Externí odkaz:
https://doaj.org/article/7178a3a8705f4173bd7f8e144be583e9
Publikováno v:
Materials, Vol 14, Iss 9, p 2097 (2021)
This study designed and synthesised a meta-amide-substituted dianiline monomer (m-DABA) as a stereoisomer of DABA, a previously investigated para-amide-substituted dianiline monomer. This new monomer was polymerised with pyromellitic dianhydride (PMD
Externí odkaz:
https://doaj.org/article/6fc7858c18a34d04b6641906e7fa2edc
Autor:
Xue Sun, Lei Tao, Lin Yi, Yilan Ouyang, Naiyu Xu, Duxin Li, Robert J. Linhardt, Zhenqing Zhang
Publikováno v:
Journal of Pharmaceutical Analysis, Vol 7, Iss 2, Pp 87-94 (2017)
The glycosylation of proteins is responsible for their structural and functional roles in many cellular activities. This work describes a strategy that combines an efficient release, labeling and liquid chromatography-mass spectral analysis with the
Externí odkaz:
https://doaj.org/article/32ceca7ab47a4748826066c7d7bac603
Publikováno v:
Materials Research Express, Vol 8, Iss 7, p 075310 (2021)
In order to obtain polyimide composites with ultra-low dielectric constant, a series of MDA-BAPP-BTDA copolyimides/18-crown ether-6 (CPI/18-CE) supramolecular films with inclusion structure were prepared. The effects of 18-CE on CPI’s thermal, mech
Externí odkaz:
https://doaj.org/article/3ce58f9b0c784f708c0b6781a710ab35
Publikováno v:
Materials Research Express, Vol 8, Iss 4, p 045305 (2021)
4-Amino- N ′-(4-aminobenzoyl)benzohydrazide (AAPDA), a diamine monomer that contains two amide groups, was synthesised by amidation and reduction, after which it was polymerised with pyromellitic dianhydride (PMDA) to prepare AAPPI, a novel polyimi
Externí odkaz:
https://doaj.org/article/eded61322f924b0992cac318a2468e81
Autor:
Jinfei Shangguan, Ling Song, Feng Lang, Haiyang Yang, Duxin Li, Jin Wang, Qibin Jiang, Yilan You
Publikováno v:
Materials Research Express, Vol 8, Iss 5, p 055303 (2021)
MoS _2 reinforced PDMS/MC nylon composites had been fabricated by in situ polymerization to further enhance the comprehensive properties of nylon material. Polydimethylsiloxane was pre-sythesized as the activator of the system and MoS _2 was compound
Externí odkaz:
https://doaj.org/article/6a14d3aadf2e4fe2874216deb5464ee0
Publikováno v:
Materials Research Express, Vol 8, Iss 7, p 079502 (2021)
Externí odkaz:
https://doaj.org/article/d67007d3be9549158be700cd2a530b40
Publikováno v:
International Journal of Science and Engineering, Vol 5, Iss 1, Pp 6-11 (2013)
To improve the repeatability of the injection molding test result, the affecting factors were investigated by means of experiments. Besides the traditional processing parameter, the factors of test conditions were also considered. In order to focus o
Externí odkaz:
https://doaj.org/article/e18515e6359241beabe5998dc2efa531
Publikováno v:
The Scientific World Journal, Vol 2013 (2013)
The effects of polytetrafluoroethylene (PTFE), graphite, ultrahigh molecular weight polyethylene (UHMWPE), and their compounds on mechanical and tribological properties of glass-fiber-reinforced polyamide 6 (PA6/GF) were studied. The polymeric materi
Externí odkaz:
https://doaj.org/article/3a3ed58a08314737bb90ec92a6154684