Patents by Inventor RONGMIN KANG

RONGMIN KANG 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).

  • Publication number: 20230183490
    Abstract: A high-hydrophobic, low-bleeding color lake powder, a method for preparing the sane and a use thereof are provided. A color lake powder is dispersed into water, and a pH value of a system is adjusted to a range of 4 to 5.5. Then surface treating agents such as a silane coupling agent, a titanate coupling agent, a hydrogenated lecithin and an aliphatic acid are used to modify the color lake powder. Then pulverizing and drying the resultant to obtain the modified color lake powder.
    Type: Application
    Filed: September 30, 2021
    Publication date: June 15, 2023
    Inventors: Xu XIE, Rongmin KANG, Xiaohui LIU, Jianjun WU
  • Publication number: 20190060204
    Abstract: The present invention discloses a hydrophobic and lipophobic cosmetic pigment powder, including pigment powder and a skin-fitting treatment agent. The skin-fitting treatment agent can perform surface compounding treatment on the pigment powder and includes fluorine-containing silane and hydrogenated lecithin. The hydrophobic and lipophobic cosmetic pigment powder has excellent hydrophobic and lipophobic properties, has excellent pickable property and skin-fitting property, and makes skin elastic, soft and smooth. The perfluorinated silane treatment agent in the present invention has a carbon number less than or equal to 8, is safe, skin-friendly and nontoxic, and can achieve effects of nourishing skin and easily removing makeup due to addition of pure plant ingredients with excellent skin affinity.
    Type: Application
    Filed: February 7, 2018
    Publication date: February 28, 2019
    Inventors: RONGMIN KANG, XU XIE, JIHUA QIN