用常压空气等离子体对PBO纤维表面接枝改性

陈怿咨, 张承双, 陈平

Surface Graft Modification of Domestic PBO Fiber by Atmospheric Air Plasma

CHEN Yizi, ZHANG Chengshuang, CHEN Ping

表4 接枝前后PBO纤维表面含氮、氧基团的含量

Table 4 Relative content of nitrogen and oxygen groups on the surface of PBO fiber before and after being grafted

Samples Group percent/% Group ratio/% Group percent/% Group ratio/% =N- -NH- =N-/-NH- C=O/H2O C-O (C=O/H2O)/C-O PBOs 84.7 15.3 552.8 55.0 45.0 122.2 PBO 80.5 19.5 413.4 48.4 51.6 48.4 DBDs 63.8 36.2 176.0 46.3 53.7 86.2 DBD 76.3 23.7 322.8 41.8 58.2 41.8 HDIEs 58.0 42.0 137.8 42.1 57.9 72.6 HDIE 65.5 34.5 190.2 38.6 61.4 38.6 HDITEs 55.4 44.6 124.5 40.6 59.4 68.2 HDITE 62.2 37.8 164.8 44.9 55.1 44.9 HMDIEs 61.3 38.7 158.3 39.6 60.4 65.6 HMDIE 62.7 37.3 168.2 41.4 58.6 41.4 HMDITE 66.2 33.8 195.9 43.8 56.2 43.8 HMDITEs 55.6 44.4 125.5 40.8 59.2 69.1 IPDIE 69.8 30.2 230.8 41.0 59.0 41.0 IPDIEs 56.2 43.8 128.2 37.2 62.8 59.3 IPDITE 63.9 36.1 176.8 41.0 59.0 41.0 IPDITEs 62.3 37.7 165.3 39.8 60.2 66.2