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Halon Options Task Group Update Chapter 2: Halocarbon Replacements

Halon Options Task Group Update Chapter 2: Halocarbon Replacements. Tom Cortina Halon Alternatives Research Corporation IASFPWG Meeting May 11-12, 2011 Koeln, Germany. Chapter Overview. 2. - Classes of Halocarbon Replacements 2.1 - Toxicology 2.2 - Environmental Considerations

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Halon Options Task Group Update Chapter 2: Halocarbon Replacements

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  1. Halon Options Task Group UpdateChapter 2:Halocarbon Replacements Tom Cortina Halon Alternatives Research Corporation IASFPWG Meeting May 11-12, 2011 Koeln, Germany

  2. Chapter Overview 2. - Classes of Halocarbon Replacements 2.1 - Toxicology 2.2 - Environmental Considerations 2.3 – Regulatory Restrictions 2.4 - Commercialized Halocarbon Replacements 2.5 – Halocarbon Replacements in Development

  3. Chapter Update 2. Classes of Halocarbon Replacements • Hydrochlorofluorocarbons (HCFCs) • Hydrofluorocarbons (HFCs) • Fluoroiodocarbons (FICs) • Fluoroketones (FKs) – added to this update • Perfluorocarbons (PFCs or FCs) – removed, no longer being sold for fire protection

  4. Chapter Update 2.1 Toxicology • Information on acute, subchronic, chronic, anesthesia, cardiac sensitization – streamlined, some new information added on anesthetic effects • Exposure Limits • Updated information on NFPA 2001 and EPA SNAP exposure limits • Information added on ISO 14520 exposure limits

  5. Chapter Update 2.2 Environmental Considerations • Information on ozone depletion potential (ODP), atmospheric lifetime, global warming potential (GWP) - updated

  6. Chapter Update 2.3 Regulatory Restrictions • Updated information on Montreal Protocol controls, accelerated HCFC phase out • Information added on halon regulations in EU and Canada, revised EU critical use list (Annex VI), ICAO resolution halon replacement dates • Information added on potential regulation of HFCs as greenhouse gases - Montreal Protocol, EU F-gas regulation

  7. Chapter Update 2.4 Commercialized Replacements • Update of Table 7 and 12 • Eliminated agents no longer being sold such as PFCs, HCFC Blend A/D/E, HCFC-124 • Added new agents - fluoroketone (FK 5-1-12) • Update Table 8, 9, 10, 11, and 13 • Added new information, mostly from ISO 14520, on design concentrations, weight and volume equivalents, performance • Updated information on environmental and toxicity properties, combustion byproducts

  8. Chapter Update 2.5 Halon Replacements in Development • New section added on the development of 2-bromo-3,3,3-trifluoropropene (2-BTP) as a possible replacement for Halon 1211 in handheld extinguishers

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