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Granular Detergent Patent Awarded to Unilever HPC



Published November 15, 2005
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Patent No. US 6,680,288 B1: Research-ers for Unilever HPC based in The Netherlands patented a process to prepare a granular detergent product comprising granulating, a particulate material comprising a hydratable salt with a liquid binder in two or more successive mixers and treating the granules in a fluidized bed with water.


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