Carbon black -urushiol formaldehyde resin conductive paint has been prepared in this paper. Effects of carbon black content, grinding time and the thickness of paint were investigated.

本文研制了炭黑-漆酚醛树脂导电涂料。讨论了导电填料炭黑的含量、研磨时间以及漆膜的厚度对涂料导电性能的影响。

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It is found that the absorption coefficient and the refractive index of the composite increased with increase of carbon black content.

测量发现，随碳黑含量的增加，复合体系的吸收系数逐渐增大，并伴随折射率的相应增加。

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The oxide content and surface acidic groups determine the surface chemical property of carbon black.

炭黑的氧含量、表面酸性含氧基团决定了炭黑的表面化学性质。

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Lehmann, the lead author of the paper which is published in the journal Nature Geosciences, said that the black carbon content of soils in the study ranged from zero to 82 percent of soil organic carbon.

CNN: Soil study hints at climate model revision