Patents by Inventor Lai-Tu Liu

Lai-Tu Liu 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).

  • Varnish, prepreg, and substrate thereof
    Patent number: 8206819
    Abstract: A varnish includes an epoxy resin, a curing agent, an accelerator agent and fillers. The fillers include inorganic mineral powders. The inorganic mineral powders have composition of SiO2 in weight ratio of 55±5% and a composition of aluminum compound in weight above 35%. Glass fabric cloth is dipped into the varnish so as to form a prepreg with better machined-work capability.
    Type: Grant
    Filed: January 27, 2010
    Date of Patent: June 26, 2012
    Assignee: Iteq Corporation
    Inventor: Lai Tu Liu
  • VARNISH, PREPREG, AND SUBSTRATE THEREOF
    Publication number: 20110183144
    Abstract: A varnish includes an epoxy resin, a curing agent, an accelerator agent and fillers. The fillers include inorganic mineral powders. The inorganic mineral powders have composition of SiO2 in weight ratio of 55±5% and a composition of aluminum compound in weight above 35%. Glass fabric cloth is dipped into the varnish so as to form a prepreg with better machined-work capability.
    Type: Application
    Filed: January 27, 2010
    Publication date: July 28, 2011
    Inventor: LAI TU LIU
  • Prepreg and resin for preparing the same
    Patent number: 7955701
    Abstract: A composition for preparing a resin is provided. The composition includes a brominated epoxy resin, a urethane-modified copolyester, a curing agent and a solvent. A prepreg is also provided. The prepreg includes a glass fabric and a resin layer on the glass fabric. The resin layer is made from the foregoing resin.
    Type: Grant
    Filed: June 19, 2009
    Date of Patent: June 7, 2011
    Assignee: ITEQ Corporation
    Inventors: Bin Jian, Lai-Tu Liu
  • PREPREG AND RESIN FOR PREPARING THE SAME
    Publication number: 20100159765
    Abstract: A composition for preparing a resin is provided. The composition includes a brominated epoxy resin, a urethane-modified copolyester, a curing agent and a solvent. A prepreg is also provided. The prepreg includes a glass fabric and a resin layer on the glass fabric. The resin layer is made from the foregoing resin.
    Type: Application
    Filed: June 19, 2009
    Publication date: June 24, 2010
    Applicant: ITEQ CORPORATION
    Inventors: Bin JIAN, Lai-Tu LIU