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Disordered and Oriented Polyacetylene-Block-Polynorbornene-Block-Polyacetylene

机译:无序和定向聚乙炔 - 嵌段 - 聚降冰片烯 - 嵌段 - 聚乙炔

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Disordered and oriented films of polyacetylene-block-polynorbonnene-block-polyacetylene (PA-PN-PA) with different block sizes are investigated by means of electron microscopy, X-ray analysis and polarized infrared spectroscopy. TEM micrographs of WF6 doped stretched films show a lamellar fine structure resulting from oriented domains of polyacetylene. Polynorbornene domains are observed, too. X-ray analyses show fibre patterns typical for crystalline domains in the oriented polymer, while disordered films only show diffraction rings characteristically for polynorbornene and polyacetylene.

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