Patents Represented by Attorney Chales R. Wilson
  • Patent number: 4075141
    Abstract: Coating compositions having improved application characteristics as well as other desirable properties are prepared by adding insoluble crosslinked polymeric microparticles to solutions or dispersions of carboxylic acid amide interpolymers. The compositions may be spray coated onto various substrates in two coat applications to form coatings having improved film build, pattern control and flow control while maintaining the gloss characteristics of the film.
    Type: Grant
    Filed: October 9, 1975
    Date of Patent: February 21, 1978
    Assignee: PPG Industries, Inc.
    Inventors: Samuel Porter, Jr., Bruce N. McBane