29 Jul '13, 4am

OSHA Puts the Squeeze on Asthma-Causing Polyurethanes: #Sustainability

Isocyanates are a key ingredient in spray-foam and polyiso insulation as well as “green” wood products. By Paula Melton Protective clothing is among the NIOSH recommendations for decreasing the risk of chronic and sometimes fatal respiratory conditions. Too many workers in construction and related industries are at risk for potentially fatal asthma associated with production of polyurethane compounds, says the U.S. Occupational Safety and Health Administration (OSHA). The agency recently announced a National Emphasis Program aimed at reducing or eliminating health effects from occupational exposure to isocyanates, a key component of products like foam insulation. The plan will pair education with increased enforcement. Isocyanates are ubiquitous in the building industry. When combined with a polyol, they react to form the polyurethanes found in high-performance insulation ...

Full article: http://www.buildinggreen.com/auth/article.cfm/2013/6/27/O...

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buildinggreen.com 29 Jul '13, 11pm

Isocyanates are a key ingredient in spray-foam and polyiso insulation as well as “green” wood products. By Paula Melton Pr...