CAMPHORSULFONIC ACID FULLY DOPED POLYANILINE EMERALDINE SALT - CONFORMATIONS IN DIFFERENT SOLVENTS STUDIED BY AN ULTRAVIOLET-VISIBLE NEAR-INFRARED SPECTROSCOPIC METHOD

被引:551
作者
XIA, YN
WIESINGER, JM
MACDIARMID, AG
EPSTEIN, AJ
机构
[1] UNIV PENN,DEPT CHEM,PHILADELPHIA,PA 19104
[2] OHIO STATE UNIV,DEPT PHYS,COLUMBUS,OH 43210
[3] OHIO STATE UNIV,DEPT CHEM,COLUMBUS,OH 43210
关键词
D O I
10.1021/cm00051a002
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Camphorsulfonic acid fully doped polyaniline emeraldine salt has an expanded coillike conformation in solvents such as m-cresol, p-cresol, 2-chlorophenol, 2-fluorophenol, and 3-ethylphenol and a coillike conformation in solvents such as chloroform, DMF, benzyl alcohol, and N-methyl-2-pyrrolidone. Free-standing films of PANI-HCSA cast from solutions with expanded coillike conformation are partly crystalline and highly conductive (similar to 200 S/cm); films cast from solutions with coillike conformation are amorphous and less conductive (similar to 0.1 S/cm).
引用
收藏
页码:443 / 445
页数:3
相关论文
共 14 条
[1]  
ANGELOPOULOUS M, 1988, J MOL CRYST LIQ CRYS, V151, P160
[2]  
AVLYANOV J, IN PRESS SYNTH MET
[3]  
BAIRD NC, 1993, CHEM PHYS LETT, V202, P50
[4]   MAGNETIC-SUSCEPTIBILITY OF POLYANILINE IN SOLUTION IN NONPOLAR ORGANIC-SOLVENTS AND IN POLYBLENDS IN POLY(METHYL METHACRYLATE) [J].
CAO, Y ;
HEEGER, AJ .
SYNTHETIC METALS, 1992, 52 (02) :193-200
[5]   COUNTERION INDUCED PROCESSIBILITY OF CONDUCTING POLYANILINE AND OF CONDUCTING POLYBLENDS OF POLYANILINE IN BULK POLYMERS [J].
CAO, Y ;
SMITH, P ;
HEEGER, AJ .
SYNTHETIC METALS, 1992, 48 (01) :91-97
[6]  
CAO Y, 1993, POLYMER, V34, P3141
[7]  
CROMACK KR, 1991, MACROMOLECULES, V28, P4157
[8]   MICROWAVE DIELECTRIC RESPONSE OF MESOSCOPIC METALLIC REGIONS AND THE INTRINSIC METALLIC STATE OF POLYANILINE [J].
JOO, J ;
OBLAKOWSKI, Z ;
DU, G ;
POUGET, JP ;
OH, EJ ;
WIESINGER, JM ;
MIN, Y ;
MACDIARMID, AG ;
EPSTEIN, AJ .
PHYSICAL REVIEW B, 1994, 49 (04) :2977-2980
[9]  
MacDiarmid A. G., 1987, Conducting Polymers. Special Applications. Proceedings of the Workshop, P105
[10]   POLYANILINES - A NOVEL CLASS OF CONDUCTING POLYMERS [J].
MACDIARMID, AG ;
EPSTEIN, AJ .
FARADAY DISCUSSIONS, 1989, 88 :317-+