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Online since: December 2013
Authors: Cheng Hua Yu, Fang Dong Zhang, Ji Cheng Pei
The FTIR showed that the absorption of amino groups were decreased, the absorption of benzene ring structures were disappeared and a new band appeared at 1637 cm-1 corresponding to C=N vibrations that were due to the Schiff base reaction between the chitosan and syringaldehyde.
This change was showed that the intermolecular hydrogen bonding between SD-chitosan chains was partially destroyed and disrupted the crystalline structure of SD-chitosan and decreased the degree of crystalline.
The intermolecular hydrogen bonding between SD-chitosan chains was partially destroyed and disrupted the crystalline structure of SD-chitosan and decreased the degree of crystalline.
Chemistry, 10 (1990) 44-46
Nakamura, Antioxidative properties of xanthan on the autoxidation of soybean oil in cyclodextrin emulsion, Journal of Agricultural and Food Chemistry. 40 (1992) 945–948
Online since: September 2013
Authors: Naveen P.Badiger, I.M. Khazi
Karnataka, INDIA. 2Department of Chemistry, Karnatak University, Dharwad-580003,Karnataka, INDIA.
Pyrrolidine being 5 membered ring structure & further combined with imidazothiadiazole nucleus enhances the pharmacological activity.
The structures of all the newly synthesized compounds were established by their analytical and spectral data.
Pyrrolidine being 5 membered ring structure & further combined with imidazothiadiazole nucleus enhances its activity.
Synthesis, structure elucidation, and structure-antituberculosis activity relationship investigation.
Online since: April 2012
Authors: Zhi Hua Zhang, Jun Shen, Ai Du, Xiu Yan Li, Hui Yu Yang
It is observed in the SEM image that silica particles assemble each other and form a spongy porous structure.
There are no significant differences between pure composite aerogels in network structure and pore shape.
Two-Photon Photographic Production of Three-Dimensional Metallic Structures within a Dielectric Matrix.
Chemistry of Aerogels and Their Applications.
Aerogel-airy materials: chemistry, structure, and properties.
Online since: February 2019
Authors: Andrew A. Ustinov, O.A. Zybina, A.V. Andreev
Titanium dioxide was perceived only as white pigment, but this paper states that the properties of a charred layer forming from an intumescent coating depend on the properties of titanium dioxide's species, such as surface treatment and crystalline structure.
It's obvious that chemical structure of titanium dioxide should also have an impact on that parameters of an intumescent [16-18].
Physico-chemistry of swelling fire-protective coatings based on ammonium polyphosphate/ S.
Impact of fillers on the structure of a charred layer based on ammonium polyphosphate/ S.
Journal of applied chemistry. 82 (4) (2009) 1445-1449
Online since: October 2014
Authors: Qing Ze Jiao, Yun Zhao, Han Sheng Li, Qin Wu, Ting Gui
The structure and thermal stability of FPEEK were studied by Fourier transform infrared spectroscopy, nuclear magnetic resonance spectroscopy, X-ray diffractometer and thermogravimetric analyzer.
Journal of Polymer Science: Part A: Polymer Chemistry. 40 (2002) 3392-3398. -[] F.
Journal of Polymer Science: Part A: Polymer Chemistry. 35 (1997) 521-526
The structure, thermal stability, solubility of FPEEK and mechanical properties of the FPEEK coating were investigated.
Result and Discussion Structures and Properties of FPEEK 1H-NMR spectrum for as-synthesized FPEEK is shown in Fig.1.
Online since: July 2012
Authors: Rong Xian Jia
Structure property of the product was characterized by infrared spectroscopy.
Gao: Applied Chemistry Vol. 1 (2006), p. 38(In Chinese)
Gao: Applied Chemistry Vol. 1 (2006), p. 38(In Chinese)
Online since: March 2022
Authors: Nuryoto Nuryoto, Asep Bayu Dani Nandiyanto, Teguh Kurniawan, Natasya Diwa Milenia, Kirana Dian Lestari, Muhammad Roil Bilad, Hairus Abdullah, Teuku Meurah Indra Mahlia
XRD (Pan Analytic) was performed to identify the crystal phase structure.
Sustainable Chemistry, 2 2021
Industrial & Engineering Chemistry Research, 57 (2018)
Wang, Hierarchically structured Pt/K-Beta zeolites for the catalytic conversion of n-heptane to aromatics.
Frontiers in Chemistry, 7 (2019), 233
Online since: July 2015
Authors: Maobing Shuai, Jing Jing Qi, Yuan Lin Zhou, Feng Wen Chang
Preliminary Structure Characterization Of UV Curing Paint Film Jingjing QI1,2, Maobing SHUAI2*, Yuanlin ZHOU1 and Fengwen CHANG1 1State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, Southwest University of Science and Technology, Mianyang, 621000, 621907 2Science and Technology on Surface Physics and Chemistry Laboratory, Mianyang * shuaimaobing@caep.cn Keywords: Parylene C; UV Curing Paint; Adhesion.
In this paper, we analyzed the structure of UV curing varnish oligomers.
The structure of parylene C contains benzene.
Conclusions All of HBPA, SiO2 and Phthalic acid were achieved through analyzing the structure of polyester acrylate.
It can also provide the basis of the further characterization of film structures.
Online since: January 2018
Authors: Lkhagvajav Sarantuya, Pagvajav Altantsog, Galsan Sevjidsuren, Namsrai Tsogbadrakh
Introduction Lithium-ion batteries are the now dominating chemistry within battery applications, having 60% of worldwide sales values in portable batteries [1].
This structure is always denoted as [Li3]8a[Li1Ti5]16dO12.
In this study, we present the synthesis, structure and electronic properties of the Li4Ti5O12 compound.
X-ray photoelectron spectroscopy (XPS) studies were used to analyze the surface chemistry of Li4Ti5O12.
All the sharp diffraction peaks can be indexed on the basis of a cubic spinel structure, Li4Ti5O12 (JCPDS Card No.490207).
Online since: January 2015
Authors: Ming Hui He, Guang Xue Chen, Xiao Yuan Guan
Furthermore, the structure and performance of Polyurethane acrylate was confirmed by FT-IR and TG.
Renewable resources vegetable oil has strong application possibility from the analysis of structure.
Hydroxypropyl acrylate(HPA, Aladdin Chemistry Co.
The structure of castor oil-based acrylate was confirmed by FTIR.
Bowman: Polymer Chemistry Vol. 49 (2010), p. 1540