Patents by Inventor Xiao Ping Lei

Xiao Ping Lei has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Flame-retardant and fabric-softening treatment of textile materials
    Patent number: 5688429
    Abstract: A one-pack composition conferring flame-retardant and fabric-softening properties on fabrics comprises a THP.sup.+ salt, an organic nitrogen compound (eg urea) and a hydroxyl-reactive organic compound having 12 or more carbon atoms. Preferred examples of such compounds include C.sub.12 amine, C.sub.18 amine and tallow amine (viz C.sub.16 /C.sub.18 /C.sub.20 amine mixture).
    Type: Grant
    Filed: October 17, 1995
    Date of Patent: November 18, 1997
    Assignee: Albright & Wilson UK Limited
    Inventors: Mohsen Zakikhani, Xiao Ping Lei