Patents by Inventor Michel Rabeyrin

Michel Rabeyrin 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).

  • Dispersible silica particulates and reinforcement of elastomer/rubber matrices therewith
    Patent number: 5587416
    Abstract: Uniquely dispersible precipitated silica particulates, e.g., beads, powders and granulates/extrudates, very well suited for the reinforcement of elastomer/rubber matrices, e.g., tires for the automotive industry, have characteristic particle sizes, BET and CTAB specific surface areas, DOP oil absorption values, total pore volumes and pore size distributions, and reduced degree of attrition.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 24, 1996
    Assignee: Rhone-Poulenc Chimie
    Inventors: Yvonick Chevallier, Michel Rabeyrin
  • Dispersible silica particulates and reinforcement of elastomer/rubber matrices therewith
    Patent number: 5547502
    Abstract: Uniquely dispersible precipitated silica particulates, e.g., beads, powders and granulates/extrudates, very well suited for the reinforcement of elastomer/rubber matrices, e.g., tires for the automotive industry, have characteristic particle sizes, BET and CTAB specific surface areas, DOP oil absorption values, total pore volumes and pore size distributions, and reduced degree of attrition.
    Type: Grant
    Filed: November 16, 1994
    Date of Patent: August 20, 1996
    Assignee: Rhone-Poulenc Chimie
    Inventors: Yvonick Chevallier, Michel Rabeyrin
  • Dispersible silica particulates
    Patent number: 5403570
    Abstract: Uniquely dispersible precipitated silica particulates, e.g., beads, powders and granulates/extrudates, very well suited for the reinforcement of elastomer/rubber matrices, e.g., tires for the automotive industry, have characteristic particle sizes, BET and CTAB specific surface areas, DOP oil absorption values, total pore volumes and pore size distributions, and reduced degree of attrition.
    Type: Grant
    Filed: June 26, 1992
    Date of Patent: April 4, 1995
    Assignee: Rhone-Poulenc Chimie
    Inventors: Yvonick Chevallier, Michel Rabeyrin