Thermal degradation properties of solid polymer electrolyte (poly(vinyl alcohol) plus phosphoric acid)/methylene blue composites

被引:83
作者
Somani, PR
Marimuthu, R
Viswanath, AK
Radhakrishnan, S
机构
[1] Ctr Mat Elect Technol, Photon & Adv Mat Lab, Pune 411008, Maharashtra, India
[2] Natl Chem Lab, Pune 411008, Maharashtra, India
[3] Agasti Theatre, Akole 422601, Maharashtra, India
关键词
poly(vinyl alcohol) (PVA); methylene blue (MB); thermal degradation properties; solid polymer electrolyte;
D O I
10.1016/S0141-3910(02)00240-9
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The thermal stability and degradation of poly(vinyl alcohol) (PVA), PVA + H3PO4 (solid polymer electrolyte, SPE), PVA containing methylene blue (MB) dye and SPE (PVA + H3PO4) + M B were studied by TG/DTA/DTG and DSC techniques. The FTIR and UV-vis study of these materials indicates that MB forms a complex with the polymer by a hydrogen bonding interaction between the -OH group of the polymer and the nitrogen of MB and improves the thermal stability of the polymer. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:77 / 83
页数:7
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