Patents by Inventor Cynthia Cooper

Cynthia Cooper 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).

  • Publication number: 20050059837
    Abstract: A continuous process for producing n-butyl acrylate substantially free of acrylic acid and n-butyl acetate and for recovering acrylic acid, n-butyl acrylate, n-butanol and water from an esterification reactor mixture containing acrylic acid, n-butyl acrylate, n-butanol, water, heavy ends, and acid catalyst; wherein two process units are run in parallel, each comprising an esterification reactor and a dehydration distillation column; and wherein a first process unit has a hydrolysis reactor, a cracking reactor and an acrylic acid separation column and a second process unit has a bleed stripper, a recycle tank and a neutralization and acidification system; with interconnections between the two process units that are designed to maximize yield and purity of the products from both units.
    Type: Application
    Filed: June 7, 2004
    Publication date: March 17, 2005
    Inventors: Cynthia Cooper, Rene Zamarripa