Patents by Inventor Tokuzo Tsuiki

Tokuzo Tsuiki 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).

  • Method for promoting bleaching employing chloro-s-triazines
    Patent number: 3950126
    Abstract: A method for promoting the bleaching action of a peroxy bleaching agent which comprises using as an activating agent for the bleaching agent at least one chloro-s-triazine derivative of the formula ##SPC1##Wherein A.sub.1 and A.sub.2 are substituents which are the same or different and each represents a chlorine atom or (1) --OR.sub.1 wherein R.sub.1 is an alkyl group containing not more than 12 carbon atoms or (2) ##EQU1## wherein R.sub.2 and R.sub.3 are the same or different and each represents a hydrogen atom or an alkyl group containing not more than 12 carbon atoms, with the proviso that A.sub.1 and A.sub.2 are not chlorine atoms at the same time.
    Type: Grant
    Filed: July 24, 1973
    Date of Patent: April 13, 1976
    Assignee: Mitsubishi Gas Chemical Co. Inc.
    Inventors: Junichiro Sugano, Minoru Kakuda, Tokuzo Tsuiki