dichlorodifluoromethane


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Related to dichlorodifluoromethane: Freon

dichlorodifluoromethane

(daɪˌklɔːrəʊdaɪˌflʊərəʊˈmiːθeɪn)
n
(Elements & Compounds) a colourless nonflammable gas easily liquefied by pressure: used as a propellant in aerosols and fire extinguishers and as a refrigerant. Formula: CCl2F2. See also Freon
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In their work, the supercritical fluids used were dichlorodifluoromethane (Tc = 112[degrees]C, Pc = 1000 atm) and monochlorodifluoromethane (Tc = 96[degrees]C, Pc = 1400 atm).
Assink RA (1977) The concentration and pressure dependence of the diffusion of dichlorodifluoromethane in poly (dimethyl siloxane).
2000, Catalytic hydrolysis of dichlorodifluoromethane (CFC-12) on unpromoted and sulfate promoted Ti[O.
Nitrobenzene and chloroflorocarbons (dichlorofluoromethane, dichlorodifluoromethane and trichlorofluoromethane) complexes (5-7) showed interactions in the same fashion i.
Effects on experimental animals of long-term inhalation of trichloroethylene, carbon tetrachloride, 1,1,1-trichloroethane, dichlorodifluoromethane, and 1,1-dichloroethylene.
Investigations found volatile organic compounds including trichloroethene (TCE) and dichlorodifluoromethane, semi-volatile organic compounds, metals, mercury and petroleum contamination in the soil and groundwater.
In this work, the solubilities of blowing agents trichlorofluoromethane (CFC-11), dichlorodifluoromethane (CFC-12), chlorodi-fluoromehane (CFC-22), and 1,2-dichloro-1, 1,2,2-tetra-fluoroethane (CFC-114) in thermoplastic resins poly(styrene) (PS), high density poly(ethylene) (HDPE), low density poly(ethylene) (LDPE), poly(propylene) (PP), poly(vinyl chloride) (PVC), poly(carbonate) (PC) and poly(propylene oxide) (PPO) were modeled at several temperatures by using the Perturbed Chain-Statistical Associating Fluid Theory (PC-SAFT) (2) and the Sanchez-Lacombe (SL) (3) equations of state (EoS), by fitting one temperature-dependent binary interaction parameter.
FDA approves Du Pont's use of dichlorodifluoromethane (Freon freezant) for the freezing of foods by direct contact.
Canadian Tire imported bar refrigerators containing dichlorodifluoromethane, which is in violation of the Montreal Protocol.

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