Patents Assigned to David John Tadgell
  • Use of vegetative material as a filler in composite materials
    Publication number: 20050165137
    Abstract: The present invention provides a filler for use in composite materials wherein said filler comprises a vegetative-based material and wherein said vegetative-based material can be fresh or carbonised. In one particularly preferred embodiment the present invention utilises carbonised rice husk. In a further aspect of the present invention there is provided a process for the production of a carbonised vegetative-based filler wherein said process comprises burning a fresh vegetative-based material at about 800° C. for about 4 seconds.
    Type: Application
    Filed: March 17, 2005
    Publication date: July 28, 2005
    Applicants: Contract Research and Development, David John Tadgell
    Inventors: Mailvaganam Sivasithambaram Pillai, Khalid Ahmad, Arulgnanam Arunasalam