Patents Assigned to Contract Research and Development
  • Use of vegetative material as a filler in composite materials
    Publication number: 20050165140
    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
    Inventors: Malivaganam Thavalingam Pillai, Khalid Ahmad, Arulgnanam Arunasalam
  • 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
  • Use of vegetative material as a filler in composite materials
    Patent number: 6875263
    Abstract: This invention relates to the use of a filler derived from cereal husk, more particularly rice husk, in composite materials to enhance the flame retardant, antistatic, accelerator, plasticiser and blowing characteristics in various composite materials.
    Type: Grant
    Filed: January 17, 2000
    Date of Patent: April 5, 2005
    Assignees: Contract Research and Development
    Inventors: Mailvaganam Thavalingam Sivasithambaram Pillai, Khalid Haji Ahmad, Arulgnanam Vettivaloo Arunasalam