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The document describes a patented process for the preparation of tris (2-chloroethyl) phosphite (TCEP) through the simultaneous addition of phosphorus trichloride and ethylene oxide to a heel of preformed TCEP. This method allows for safer large-scale production compared to traditional methods, maintaining a specific molar ratio and temperature range to ensure product purity and yield. TCEP is noted for its applications as a lubricant additive, antioxidant, and flameproofing agent.

Author

thijs.cleine

Language

EN