Abstract
The modification of polyethylene surface has been used to obtain better
interaction between organic polymeric surfaces and inorganic species. A
previous treatment with modifiers is required in order to provide the
adherence to the polymer surface. Our objective was the synthesis and
the electrical characterization of copper sulfide coated low-density
polyethylene (CuS-LDPE) films. SEM micrographs and AFM images showed a
homogeneous distribution of copper sulfide, which contributes to the
increasing of the electrical conductivity. X-ray analysis showed an
increase of the copper sulfide crystals according to the number of
immersions in the precursor sulfide solution. The measured conductivity
of the CuS-LDPE films was in the range of 3.6-163.3 S cm(-1), according
to the number of immersions on the precursor solution. (C) 2002 Elsevier
Science B.V. All rights reserved.
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