Chlorofluorocarbon - Wikipedia
网页Chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) are fully or partly halogenated hydrocarbons that contain carbon (C), hydrogen (H), chlorine (Cl), and fluorine (F), produced as volatile derivatives of methane, ethane, and propane. The most common example is dichlorodifluoromethane (R-12).
氯氟烃 - 维基百科，自由的百科全书
网页氯氟烴 （英語： Chlorofluorocarbons，簡稱CFCs），又稱 氟氯烴 、 氯氟碳化合物 、 氟氯碳化合物 、 氟氯碳化物[1][2] 、 氯氟化碳，是一組由 氯 、 氟 及 碳 組成的 鹵代烷。. 因為低活躍性、不易燃燒及無毒，氯氟碳化合物被廣泛使用於日常生活中。. 其中 氟利昂 ...
Chlorofluorocarbon (CFC) | Britannica
网页2024年8月30日 · chlorofluorocarbon (CFC), any of several organic compounds composed of carbon, fluorine, and chlorine. When CFCs also contain hydrogen in place of one or more chlorines, they are called hydrochlorofluorocarbons, or HCFCs. CFCs are also called Freons, a trademark of the E.I. du Pont de Nemours & Company in Wilmington, Del. CFCs were originally ...
氯氟碳化合物 - 百度百科
网页氯氟碳化合物（Chlorofluorocarbons，简称 CFCs），又称氟氯烃，是一类只含有氯、氟和碳的有机物，包括 三氯氟甲烷 、 二氯二氟甲烷 、 二氯四氟乙烷 等物质。 常温下，氯氟碳化合物是无色气体或液体，易挥发（高 蒸气压，低 沸点），化学性质稳定，不易燃，无毒。 属于 挥发性有机物。 从气态到液态和从液态到气态的过程都很容易实现。
Chlorofluorocarbons and Ozone Depletion - American Chemical Society
网页2017年4月18日 · At the University of California, Irvine, F. Sherwood Rowland and Mario J. Molina discovered that chlorofluorocarbons (CFCs) could deplete Earth’s atmospheric ozone layer, which blocks the sun’s damaging ultraviolet rays.
Global increase of ozone-depleting chlorofluorocarbons from …
网页2023年4月3日 · The combined emissions of CFC-13, CFC-112a, CFC-113a, CFC-114a and CFC-115 increased from 1.6 ± 0.2 to 4.2 ± 0.4 ODP-Gg yr -1 (CFC-11-equivalent ozone-depleting potential) between 2010 and 2020 ...
Chlorofluorocarbon - an overview | ScienceDirect Topics
网页Chlorofluorocarbons (CFCs) are synthetic organic compounds that contain chlorine and fluorine. They are known for their ability to deplete stratospheric ozone and were eliminated from use under the Montreal Protocol. CFCs are clear, colorless liquids or gases with a slight etherlike odor at high concentrations.
Chlorofluorocarbons - Encyclopedia.com
网页2018年5月23日 · A chlorofluorocarbon (CFC) is an organic compound typically consisting of chlorine, fluorine, carbon , and hydrogen. Freon, a trade name, is often used to refer to CFCs, which were invented in the 1930s and have been used widely as aerosol propellants, refrigerants, and solvents.
Quantifying contributions of chlorofluorocarbon banks to …
网页2020年3月17日 · Chlorofluorocarbon (CFC) banks from uses such as air conditioners or foams can be emitted after global production stops. Recent reports of unexpected emissions of CFC-11 raise the need to better...
‘This shouldn’t be happening’: levels of banned CFCs rising - Nature
网页2023年4月3日 · The Montreal Protocol, which banned most uses of ozone-destroying chemicals known as chlorofluorocarbons (CFCs) and called for their global phase-out by 2010, has been a great success story:...
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