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Polycarbonyl : ウィキペディア英語版
Polycarbonyl
Polycarbonyl, (also known as polymeric-CO, p-CO or poly-CO) is a solid metastable and explosive polymer of carbon monoxide. The polymer is produced by exposing carbon monoxide to high pressures. The structure of the solid appears amorphous, but may include a zig zag of equally spaced CO groups.
==Formation==
Poly-CO can be produced at pressures of 5.2 GPa. Polymerisation is catalysed by blue light at slightly lower pressures in the δ-phase of solid CO. Another white phase can be made at higher temperatures at 6 or 7 GPa.〔 Poly-CO appears to be a yellow to dark red amorphous phase. Whereas the white phase appears to be crystalline.〔
R. J. Mills discovered this solid, which was first produced in a tungsten carbide anvil in 1947. Originally this was thought to be polymeric carbon suboxide, but the formation does not yield any gas byproduct such as carbon dioxide. The yield of the solid can be up to 95%.〔

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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