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JOURNALS // Proceedings of the Yerevan State University, series Physical and Mathematical Sciences // Archive

Proceedings of the YSU, Physical and Mathematical Sciences, 1991 Issue 1, Pages 68–75 (Mi uzeru772)

Physics

The structure of polychloroprene and influence of its crystalline component on multiplicity of molecular mobility processes

K.A. Movsisyan, A. V. Janbariants, Kh. S. Kirakosian

Yerevan State University

Abstract: By means of a set of independent methods levels of structural organization of halogen elastomers, which differ by methods of adjustment of macrochains’ growth during the synthesis, are studied. By IRS, NMR, spectral X-raying, EMS, light-scattering methods differences in structure are revealed, the change of crystalline structure parameters in the process of self-crystallization is shown. By methods of calorimetry and dynamic mechanical relaxometry the influence of crystalline component on the multiplicity of molecular mobility processes is revealed.

UDC: 539.2:541.68:678.012.4

Received: 03.09.1990
Accepted: 15.07.1991



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