Patents by Inventor Huangming Song

Huangming Song 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).

  • High-CTI and halogen-free epoxy resin composition for copper-clad plates and use thereof
    Patent number: 10189988
    Abstract: A high-CTI and halogen-free epoxy resin composition for copper-clad plates and uses thereof is provided. The formula of the high-CTI and halogen-free epoxy resin composition for copper-clad plates comprises 100˜140 parts of halogen-free phosphorous epoxy resin, 10˜35 parts of dicyclopentadiene phenolic epoxy resin, 32˜60 parts of benzoxazine, 1˜5 parts of phenolic resin, 0.05˜0.5 parts of accelerants; and 25˜70 parts of fillers, by weight. The copper-clad plates, prepared according to embodiments of the present invention, can reach the requirements of high CTI (CTI?500V), high heat resistance (Tg?150° C., PCT, 2 h>6 min) and the level of flame retardance of UL-94 V0, and they are widely used in the electronic materials of electric machines, electric appliances, white goods and so on.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: January 29, 2019
    Assignee: ZHUHAI EPOXY BASE ELECTRONIC MATERIAL CO., LTD.
    Inventors: Yongguang Wu, Renzong Lin, Huangming Song
  • HIGH-CTI AND HALOGEN-FREE EPOXY RESIN COMPOSITION FOR COPPER-CLAD PLATES AND USE THEREOF
    Publication number: 20170292018
    Abstract: A high-CTI and halogen-free epoxy resin composition for copper-clad plates and uses thereof is provided. The formula of the high-CTI and halogen-free epoxy resin composition for copper-clad plates comprises 100˜140 parts of halogen-free phosphorous epoxy resin, 10˜35 parts of dicyclopentadiene phenolic epoxy resin, 32˜60 parts of benzoxazine, 1˜5 parts of phenolic resin, 0.05˜0.5 parts of accelerants; and 25˜70 parts of fillers, by weight. The copper-clad plates, prepared according to embodiments of the present invention, can reach the requirements of high CTI (CTI?500V), high heat resistance(Tg?150 ° C., PCT, 2 h>6 min) and the level of flame retardance of UL-94 V0, and they are widely used in the electronic materials of electric machines, electric appliances, white goods and so on.
    Type: Application
    Filed: December 10, 2014
    Publication date: October 12, 2017
    Inventors: YONGGUANG WU, Renzong Lin, Huangming Song