XPS VALENCE BAND ANALYSIS OF PLASMA-TREATED POLYMERS

被引:77
作者
FOERCH, R [1 ]
BEAMSON, G [1 ]
BRIGGS, D [1 ]
机构
[1] ICI PLC, WILTON MAT RES CTR, MIDDLESBROUGH, CLEVELAND, ENGLAND
关键词
D O I
10.1002/sia.740171204
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
The valence bands (VB) of remote oxygen and remote nitrogen plasma-treated polyethylene and polypropylene were studied to determine changes in the basic polymer structure. Each of the polymers showed a characteristic valence band profile, which retained much of its original shape after plasma treatment. This has suggested that even though plasma treatment can cause the incorporation of a high proportion of functional groups, significant segments of the original polymer structure remain unchanged within the x-ray photoelectron spectroscopy (XPS) sampling depth. Angle-resolved x-ray photoelectron spectroscopy (ARXPS) suggests that near the outer surface, the polyethylene structure is modified by branching and cross-linking.
引用
收藏
页码:842 / 846
页数:5
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