Patents by Inventor Balachandra Chakkingal Sekhar

Balachandra Chakkingal Sekhar 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).

  • Carbon Black Masterbatches and Method for Making the Same
    Publication number: 20080262123
    Abstract: This invention relates to a process for the preparation of rubber carbon black masterbatches containing 70% by weight and above of carbon black. Prevulcanized latex is used as the medium to incorporate the carbon black powder to produce such rubber carbon black masterbatches. Either a small amount of raw latex or a small amount of process oil or both may be mixed with the prevulcanized latex before incorporating the carbon black powder.
    Type: Application
    Filed: May 24, 2005
    Publication date: October 23, 2008
    Inventor: Balachandra Chakkingal Sekhar