Patents by Inventor Vishvajit C Juikar

Vishvajit C Juikar 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: 20210079589
    Abstract: A process for continuous production of a cationic regenerated cellulosic fiber comprises providing a wet regenerated cellulosic fiber; treating said regenerated cellulosic fiber with an alkaline solution of 3-halo-2-hydroxyalkyl-N,N,N-tri-alkyl or aryl substituted ammonium compound having the general Formula I, or a salt thereof while maintaining a pH of around 9-13: wherein X is a halogen selected from chloride or bromide; R1, R2, R3, are individually selected from a group consisting of C1-C4 alkyl, benzyl and substituted benzyl groups; and R4 is hydrogen; subjecting the treated regenerated cellulosic fiber to a moisture regulating step such that the moisture content in the treated cellulosic fiber is not more than 120% of weight of the treated cellulosic fiber; and curing the treated cellulosic fiber at a temperature ranging between 100° C. and 145° C., to obtain regenerated cellulosic fiber which is cationically modified.
    Type: Application
    Filed: March 25, 2019
    Publication date: March 18, 2021
    Applicant: GRASIM INDUSTRIES LIMITED
    Inventors: Vishvajit C Juikar, Dhrubajyoti Kalita, Vikas Chavan