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• a  relating to or containing the carboxyl group or carboxyl radical

• Nylon is technically described as "synthetic fibre-forming polymeric amides having a protein-like structure, produced by reacting diamines and dibasic carboxylic acids.

• carboxyl

News & Articles

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• Earth Energy Renewables Produces High-Value Industrial Acids From Organic Waste
  BRYAN, Texas, Dec. 3, 2013 /PRNewswire/ -- Earth Energy Renewables, LLC (EER) announced today that it has successfully produced high yields of very pure, bio-based carboxylic acids from sustainable organic wastes such as food waste and other negative-cost wastes.  EER produced these acids using its patented technology that converts any biodegradable material into valuable carboxylic acids by ...
  Dec. 3, 2013 - PR Newswire via Yahoo! Finance