A POLYMER HUMIDITY SENSOR

被引:40
作者
HWANG, LS [1 ]
KO, JM [1 ]
RHEE, HW [1 ]
KIM, CY [1 ]
机构
[1] KOREA ADV INST SCI & TECHNOL,POLYMER MAT LAB,SEOUL 131,SOUTH KOREA
关键词
POLYPYRROLE; DODECYL-SULFATE ION; SENSOR; IONIC CONDUCTIVITY; EDS;
D O I
10.1016/0379-6779(93)90495-I
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Polypyrrole doped with dodecylsulfate ion on electrochemical polymerization of pyrrole keeps the anion in it on reduction of the polymer in an aqueous solution. The free anion on reduction of the polymer attracts a cation to form a salt in the polymer. An attempt was made to use polypyrrole as a sensing material in measurement of humidity. The gold covered electrode was constructed by employing a photo-resist method and the ionic conductivity of the reduced polypyrrole changes from 2 x 10 kOMEGA.cm to 3 x 10(3) kOMEGA.cm depending on humidity.
引用
收藏
页码:3671 / 3676
页数:6
相关论文
共 12 条
  • [1] FLEXIBLE AND HEAT-PROCESSABLE CONDUCTIVE FILMS OF POLYPYRROLE
    BATES, N
    CROSS, M
    LINES, R
    WALTON, D
    [J]. JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1985, (13) : 871 - 872
  • [2] ELECTROCHEMICAL POLYMERIZATION OF PYRROLE
    DIAZ, AF
    KANAZAWA, KK
    GARDINI, GP
    [J]. JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1979, (14) : 635 - 636
  • [3] IVORY DM, 1979, J CHEM PHYS, V71, P1560
  • [4] MOVEMENT OF DOPANTS IN REDOX REACTION OF ELECTRO-CONDUCTIVE POLYMERS
    KO, JM
    RHEE, HW
    KIM, CY
    [J]. MAKROMOLEKULARE CHEMIE-MACROMOLECULAR SYMPOSIA, 1990, 33 : 353 - 359
  • [5] KO JM, 1990, J ELECTROCHEM SOC, V137, P909
  • [6] SYNTHESIS OF ELECTRICALLY CONDUCTING ORGANIC POLYMERS - HALOGEN DERIVATIVES OF POLYACETYLENE, (CH)X
    SHIRAKAWA, H
    LOUIS, EJ
    MACDIARMID, AG
    CHIANG, CK
    HEEGER, AJ
    [J]. JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1977, (16) : 578 - 580
  • [7] NEW ELECTROCHEMICALLY GENERATED ORGANIC CONDUCTING POLYMERS
    TOURILLON, G
    GARNIER, F
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1982, 135 (01): : 173 - 178
  • [8] WERNET W, 1984, MAKROMOL CHEM-RAPID, V5, P157
  • [9] STUDIES OF POROUS POLYACENIC SEMICONDUCTORS TOWARD APPLICATION .3. CHARACTERISTICS OF PRACTICAL BATTERIES EMPLOYING POLYACENIC SEMICONDUCTIVE MATERIALS AS ELECTRODES
    YATA, S
    SAKURAI, K
    OSAKI, T
    INOUE, Y
    YAMAGUCHI, K
    TANAKA, K
    YAMABE, T
    [J]. SYNTHETIC METALS, 1990, 38 (02) : 185 - 193
  • [10] 1987, CHEM WEEK 0916, P12