Abstract
Anglo-Dutch detergents and chemicals maker Unilever is introducing a concentrated detergent to the European market. The company says it has changed almost everything in the formulation that could be changed. The result is a new generation product, technologically unusual enough that it has spawned two legal actions in the Netherlands against U.S. soap producer Procter & Gamble. At first glance, the formulation changes don't appear all that dramatic. For example, the surfactant active ingredients the company has gone for a better blend soil-removing properties, turning to alcohol sulfates from linear alkyl sulfonates, according to Graham Catton, technical liaison manager fabric products. The formulation uses a zeolite builder, which Unilever has recently developed and patented. The company has used zeolites in its formulations some time, but this one is more efficient by weight, so less of it can be used. Moreover, the zeolite is efficient ...
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