Patents by Inventor Monique van der Berg

Monique van der Berg 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).

  • Method for coating inorganic and organic pigment or colorant particles with a plastic dispersion
    Patent number: 5304395
    Abstract: The invention relates to a plastic dispersion as coating for inorganic and organic particles, such as pigment particles and colourant particles.The plastic dispersion is a dispersion of a polymer based ona. a vinyl monomer,b. (C.sub.1 -C.sub.12) alkyl(meth)acrylate, (C.sub.1 -C.sub.12) dialkylitaconate, (C.sub.1 -C.sub.12) dialkylfumarate and/or (C.sub.1 -C.sub.12) dialkylmaleate,c. a monomer containing sulphonic acid groups, or a corresponding salt of it, andd. 0-0.3% (wt) organic unsaturated mono- and/or dicarboxylic acid.
    Type: Grant
    Filed: December 31, 1991
    Date of Patent: April 19, 1994
    Assignee: Stamicarbon B.V.
    Inventors: Dick A. Pons, Monique van der Berg