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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

Halon Options Task Group UpdateChapter 2:Halocarbon Replacements

Tom Cortina

Halon Alternatives Research Corporation

IASFPWG Meeting

May 11-12, 2011

Koeln, Germany

chapter overview
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

chapter update
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
chapter update1
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
chapter update2
Chapter Update

2.2 Environmental Considerations

  • Information on ozone depletion potential (ODP), atmospheric lifetime, global warming potential (GWP) - updated
chapter update3
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
chapter update4
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
chapter update5
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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