But the odors are just the tip of the iceberg: The compounds are also eye, skin, and lung irritants and potential carcinogens. Even so, the chemicals are critical to the production of polyurethane paints, coatings, adhesives, and foam insulation—some of the most useful materials ever invented. Nanotech Industries (NTI), based in Daly City, Calif., and its commercial arm, Hybrid Coating Technologies (HCT), received the Designing Greener Chemicals Award for creating the first polyurethanes that don’t need isocyanates in the production process.
by Stephen K. Ritter |
August 24, 2015