Chem. J. Chinese Universities ›› 1991, Vol. 12 ›› Issue (12): 1651.

• Articles • Previous Articles     Next Articles

Studies of Properties of Salt of 10,12-Tricosadiynoic Acid LB Films

Bai Yu-bai1,2, Li Li-hua1,2, Wang Ya-ru1,2, Tang Xin-yi1,2, Li Tie-jin1,2, Tang Da-xin1,2, Dong Xi-juan1,2, Wang Hui1,2   

  1. 1. Department of Chemistry, Jilin University, Changchun, 130023;
    2. Institute of Atom Physics and Molecule, Jilin University
  • Received:1990-09-17 Online:1991-12-24 Published:1991-12-24

Abstract: 10,12-Tricosadiynoic acid was synthesized and its LBfilm was deposited onto quartz, CaF2and silicon substrates. The polymerization behaviour of LBfilm of 10,12-tricosadiynoic acid under UV-radiation was monitored. The molecular orientation of the 10,12-tricosadiynoic acid Cd2+salt LB film was analyzed by linear dichroic behaviour of FTIRspectrometry. The results of small angle X-ray diffraction showed that the layer structure of LB film was not destroyed after polymerization, and the equal period, 4. 26 nm, has slightly changed, but the line intensity of X-ray diffraction decreased.

Key words: 10,12-tricosadiynoic acid, Light-polymerized LB film, Equal period of LES film, Analysis of linear dichroism spectra

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