Patents Assigned to OCI Chemical Corp.
  • Co-granulates of bleach activator-peroxide compounds
    Patent number: 8431519
    Abstract: A process for preparation of co-granules including one or more bleach activators and one or more bleach agent compounds is described. The bleach component is mixed and coated with a binder selected from the group of fatty acids, fatty acid polyol esters, polyglycols and fatty alcohol oxalkylates. One or more bleach activators is added to this mixture followed by granulation or agglomeration in a mixer, resulting in a bleach co-granule composition including the bleach activator and peroxide components.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: April 30, 2013
    Assignee: OCI Chemical Corp.
    Inventors: Robert Scarella, Georg Borchers
  • Co-granulates of bleach activator-peroxide compounds
    Patent number: 7709437
    Abstract: A process for preparation of co-granules including one or more bleach activators and one or more bleach agent compounds is described. The bleach component is mixed and coated with a binder selected from the group of fatty acids, fatty acid polyol esters, polyglycols and fatty alcohol oxalkylates. One or more bleach activators is added to this mixture followed by granulation or agglomeration in a mixer, resulting in a bleach co-granule composition including the bleach activator and peroxide components.
    Type: Grant
    Filed: April 27, 2006
    Date of Patent: May 4, 2010
    Assignee: OCI Chemical Corp.
    Inventors: Robert Scarella, Georg Borchers