Patents by Inventor Nigel Danvers

Nigel Danvers 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).

  • Micronized perlite filler product
    Publication number: 20060075930
    Abstract: Micronized perlite filler product, methods of producing the micronized expanded perlite products, and methods of use thereof are provided. The micronized expanded perlite product has, for example, a small median particle size (for example, less than 11 microns), a high blue light brightness (for example, higher than 84) and low oil absorption (for example, less than 70 percent in volume). The micronized expanded perlite product may be used in a variety of applications such as anti-block filler in plastic films and reinforcement filler in polymers.
    Type: Application
    Filed: September 28, 2004
    Publication date: April 13, 2006
    Inventors: Bo Wang, Timothy Smith, Andrew Masters, Nigel Danvers