Patents Assigned to Far Easter New Century Corporation
  • Process for producing a flame-retardant polyester
    Patent number: 10662326
    Abstract: A process for producing a flame-retardant polyester includes step (a) and step (b). In step (a), a combination of a bis-hydroxy alkyl terephthalate monomer and an organic diacid monomer mixture which includes an aromatic dicarboxylic acid monomer and a carboxy-phosphinic acid monomer is subjected to an esterification reaction to form an esterification reaction product. In step (b), the esterification reaction product is subjected to a polycondensation reaction.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: May 26, 2020
    Assignee: Far Easter New Century Corporation
    Inventors: Der-Ren Hwang, Cheng-Ting Wang, Yen-Hsien Li