However, as Rochester's Chunlei Guo explains, most current hydrophobic materials rely on chemical coatings.

然而，罗切斯特大学的郭春雷解释说，目前大多数疏水材料都依赖于化学涂料。

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Experimental data show that the physical flame retardant coatings possess more advantages over the chemical coatings as to the aging resistance, water resistance and flame retardancy.

结果表明，与传统的化学膨胀型防火涂料相比，可膨胀石墨防火涂料在热降解、阻燃性、耐老化性、耐候性能等方面具有突出的优点。

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Our core technology is to change the chemical production of coatings to the natural and synthetic ones from plants extracting.

我们企业的核心技术是将涂料的化工生产改变为从植物提取原料进行天然合成。

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Gone are the chemical coatings (PFOA, PFCs, Poly, etc.).

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DuPont is fighting a similar battle over perfluorooctanoic acid (PFOA), a chemical used to manufacture Teflon nonstick coatings that lawyers say lingers in cookware and can be released under high heat.

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Its polymer technology also carries the potential for other application markets, including water desalination, ultra-capacitors and energy generation, chemical and biohazard resistant fabrics, and immersion coatings.

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