Patents by Inventor Benzhong Hao

Benzhong Hao 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).

  • Multicomponent composition for photodegradable and biodegradable plastic articles and the use thereof
    Patent number: 7291664
    Abstract: The invention relates to a multicomponent composition for photodegradable and biodegradable plastic articles, and the use of said composition in the manufacture of various disposable and packaging plastic articles and the articles made therefrom. The multicomponent composition does not contain starch, and is a multicomponent compounded composition of new bioactive material of chitin, casein and the like, with biodegradable aid component, photodegradable and auto-oxidation catalysis component, and nonmetallic minerals and the like. Under natural condition, the degraded material can be utilized by microorganism to release carbon dioxide and water, and acts as an eco-friendly plastic material.
    Type: Grant
    Filed: December 4, 2001
    Date of Patent: November 6, 2007
    Inventor: Benzhong Hao
  • Compositions for photodegradable and biodegradable plastic product and use thereof
    Publication number: 20040062884
    Abstract: The invention relates to a multicomponent composition for photodegradable and biodegradable plastic articles, and the use of said composition in the manufacture of various disposable and packaging plastic articles and the articles made therefrom. The multicomponent composition does not contain starch, and is a multicomponent compounded composition of new bioactive material of chitin, casein and the like, with biodegradable aid component, photodegradable and auto-oxidation catalysis component, and nonmetallic minerals and the like. Under natural condition, the degraded material can be utilized by microorganism to release carbon dioxide and water, and acts as an eco-friendly plastic material.
    Type: Application
    Filed: November 4, 2003
    Publication date: April 1, 2004
    Inventor: Benzhong Hao