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    • 3. 发明授权
    • Piezoelectric gas sensor
    • 压电式气体传感器
    • US06171867B2
    • 2001-01-09
    • US08378838
    • 1995-01-26
    • Gernot FeuchtAndreas SchleicherGeorg Frank
    • Gernot FeuchtAndreas SchleicherGeorg Frank
    • G01N3300
    • G01N29/036G01N2291/0256G01N2291/0257Y10T436/19Y10T436/20Y10T436/206664
    • The invention relates to a sensor comprising a piezoelectric crystal with a polyarylene thioether-containing coating, the coating containing at least one polyarylene system having repeating units of the formula I, —[(Ar1)n—X]m—[(Ar2)i—Y]j—[(Ar3)k—Z]l—[(Ar4)o—W]p—  (I) which contain at least one thioether group, in which Ar1, Ar2, Ar3 and Ar4 are identical or different aryl systems having from 6 to 18 carbon atoms, W, X, Y and Z are identical or different linking groups, selected from the group comprising —SO2—, —S—, —SO—, —O—, —CO—, —CO2—, alkylene or alkylidene having from 1 to 6 carbon atoms and —NR1—, where R1 is an alkyl or alkylide group having from 1 to 6 carbon atoms and at least one linking group must be —S—, n, m, i, j, k, l, o, p are, equal or different, integers zero, 1, 2, 3 or 4, their sum having to be at least 2, and to the use thereof.
    • 本发明涉及包含具有聚亚芳基硫醚的涂层的压电晶体的传感器,该涂层含有至少一个具有式I重复单元的聚亚芳基体系,其含有至少一个硫醚基团,其中Ar 1,Ar 2,Ar 3和Ar 4 是具有6至18个碳原子的相同或不同的芳基系统,W,X,Y和Z是相同或不同的连接基团,选自-SO 2 - , - S - , - SO - , - O - 具有1至6个碳原子的-CO-,-CO 2 - ,亚烷基或亚烷基和-NR 1 - ,其中R 1是具有1至6个碳原子和至少一个连接基团的烷基或亚烷基基团必须是-S-,n ,m,i,j,k,l,o,p等于或不同,整数0,1,2,3或4,它们的和必须至少为2,并且与其使用有关。