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3 接枝前后PBO纤维表面含碳基团的含量[28]

Table 3 Relative content of carbon groups on the surface of PBOs fiber before and after being grafted

Samples Group percent/% Group ratio/% Active C/% C=C C-O N=C-O COOH C-O/C=C N=C-O/C=C COOH/C=C PBOs 61.3 26.1 12.6 0.0 42.5 20.6 0.0 38.7 PBO 63.0 27.3 9.7 0.0 43.2 15.4 0.0 37.0 DBDs 52.2 30.2 14.0 3.6 57.8 26.8 6.9 47.8 DBD 53.2 33.2 10.6 3.0 62.4 19.9 5.6 46.8 HDIEs 57.3 27.7 8.3 6.7 48.3 14.6 11.8 42.7 HDIE 55.5 32.1 8.8 3.5 57.9 15.9 6.4 44.5 HDITEs 49.1 30.2 10.3 10.4 61.4 21.0 21.1 50.9 HDITE 60.8 24.6 7.7 6.9 40.4 12.7 11.3 39.2 HMDIEs 53.4 30.9 9.9 5.9 57.8 18.5 11.0 46.6 HMDIE 58.6 27.6 7.8 6.0 47.0 13.3 10.2 41.4 HMDITEs 54.2 28.5 8.4 8.9 52.6 15.6 16.5 45.8 HMDITE 60.5 25.0 6.4 8.0 41.4 10.6 13.2 39.5 IPDIEs 53.1 32.5 6.7 7.8 61.1 12.6 14.6 46.9 IPDIE 51.9 32.2 9.5 6.5 62.0 18.2 12.5 48.1 IPDITEs 50.4 30.0 11.1 8.5 59.4 22.1 16.8 49.6 IPDITE 52.4 29.2 10.0 8.4 55.7 19.1 16.1 47.6