With all the fuss over corn ethanol, cellulosic ethanol and other potential replacements for gasoline the past several years, it is easy to forget that ethanol is an important component in detergents. An effective, if not the most environmentally friendly surfactant, ethanol helps keep those fabrics clean. For years, corn-based ethanol was an important ingredient in Procter & Gamble’s Tide detergent product line. But that is changing as P&G, in a joint announcement with DuPont, have announced a shift towards cellulosic ethanol that has been 10 years in the making.
This is an interesting development for those of us who have observed the ethanol industry the past several years. In part, the debate over fuel vs. food has kept us captivated, and then of course there have been the endless media advisories from startup companies promising a massive ethanol breakthrough “in six months!” Scores of six months’ later, the reach and scale of P&G and DuPont’s partnership could help cellulosic ethanol become more important in our country’s energy, and chemical, portfolios.Click to continue reading »