Patents Assigned to E.I. DU PONT DE NEMOURS AND COMPANY DUPONT XINGDA FILAMENTS COMPANY LIMITED
  • ANTIMICROBIAL COMPOSITION, ANTIMICROBIAL BRUSH FILAMENTS AND PREPARATION METHOD THEREOF
    Publication number: 20110097370
    Abstract: Disclosed is a method for preparing an antimicrobial composition for making filament for brushes. The method comprises steps in the following order: (1) mechanically pulverizing a polymer to obtain a polymer powder; (2) blending the polymer powder obtained in step (1) with an antimicrobial agent comprising phosphate, or glass, micropowder loaded with silver, zinc, or a silver-zinc composite.
    Type: Application
    Filed: October 25, 2010
    Publication date: April 28, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY DUPONT XINGDA FILAMENTS COMPANY LIMITED
    Inventors: Mingsong Wang, Xianqiao Liu
  • ACID-RESISTANT FILAMENTS FOR INDUSTRIAL APPLICATION AND BRUSH WITH SAME
    Publication number: 20100107508
    Abstract: The present invention relates to a brush filament for industrial applications and a brush made with the same. The brush filament comprises a matrix resin, a hydrolytic stabilizer and/or an acid-absorbing agent, and an antioxidant. The brush filament of the invention is suitable for industrial applications, in particular, for grinding, polishing and cleaning of marbles and/or metals after they have been cut.
    Type: Application
    Filed: September 17, 2009
    Publication date: May 6, 2010
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY DUPONT XINGDA FILAMENTS COMPANY LIMITED
    Inventors: Xianqiao Liu, Nanjian Sun, Ting Yu, Mingsong Wang