Patent 7781515 was granted and assigned to Cheil Industries on August, 2010 by the United States Patent and Trademark Office.
A polymer composition includes a rubber modified aromatic vinyl resin and a cyclic alkyl phosphate compound. In some embodiments, the cyclic alkyl phosphate compound is able to impart good flame retardancy to the composition, while maintaining a good balance of the other physical and mechanical properties of the resin including Vicat Softening Temperature and impact strength.