Patents by Inventor Cheryl A. McCormack

Cheryl A. McCormack 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).

  • Two-step cleaning or dewatering with siloxane azeotropes
    Patent number: 5628833
    Abstract: A process for cleaning or dewatering a surface in which there is applied to the surface a washing composition containing a volatile methyl siloxane such as hexamethyldisiloxane or octamethyltrisiloxane, and an agent for enhancing cleaning or dewatering such as a glycol ether or surface active agent. While the surface is still wet with the washing composition, it is rinsed with an azeotrope containing hexamethyldisiloxane or octamethyltrisiloxane, and 2-pentanol, 2-methyl -1-pentanol, 3-methyl-3-pentanol, 1-methoxy-2-propanol, 1-butoxy -2-propanol, 1-hexanol, n-propoxypropanol, or ethyl lactate. The surface is then dried or permitted to dry.
    Type: Grant
    Filed: October 13, 1994
    Date of Patent: May 13, 1997
    Assignee: Dow Corning Corporation
    Inventors: Cheryl A. McCormack, Dwight E. Williams