Patents by Inventor Jong Pil Hwang

Jong Pil Hwang 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).

  • Binder composition for spray
    Patent number: 8530553
    Abstract: A binder composition for spray used for interior materials is disclosed to provide glass wool or rock wool with an adhesive force by simultaneously spraying two solutions onto the glass wool or rock wool so that the glass wool or rock wool is adhered to steel or concrete to enhance effects of heat insulation and sound insulation. The binder composition contains a first solution of 200 to 400 parts by weight consisting of polyvinyl alcohol, preservative, antifoaming agent and purified water, and a second solution of 100 parts by weight consisting of boric acid, basic compound, glycerin and purified water.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: September 10, 2013
    Assignees: Daehyup Tech Co., Ltd, Daehyup Spray Co., Ltd, Hyung Sek Choi
    Inventors: Hyung Sek Choi, Jong Pil Hwang
  • BINDER COMPOSITION FOR SPRAY
    Publication number: 20110021682
    Abstract: A binder composition for spray used for interior materials is disclosed to provide glass wool or rock wool with an adhesive force by simultaneously spraying two solutions onto the glass wool or rock wool so that the glass wool or rock wool is adhered to steel or concrete to enhance effects of heat insulation and sound insulation. The binder composition contains a first solution of 200 to 400 parts by weight consisting of polyvinyl alcohol, preservative, antifoaming agent and purified water, and a second solution of 100 parts by weight consisting of boric acid, basic compound, glycerin and purified water.
    Type: Application
    Filed: March 10, 2010
    Publication date: January 27, 2011
    Applicants: DAEHYUP TECH CO., LTD., DAEHYUP SPRAY CO., LTD.
    Inventors: Hyung Sek Choi, Jong Pil Hwang