Patents by Inventor Carmine P. Iovine

Carmine P. Iovine 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).

  • Process for preparing 2-aminoalkyl halide bisulfate salts
    Patent number: 4104307
    Abstract: An improved process for preparing 2-aminoalkyl halide bisulfate salts comprises reacting dry hydrogen halide with 2-aminoalkyl monosulfate esters. The 2-aminoalkyl halide bisulfate salts resulting therefrom are produced in high yields and are used industrially to prepare cationic starch and cellulose derivatives.
    Type: Grant
    Filed: January 7, 1977
    Date of Patent: August 1, 1978
    Assignee: National Starch and Chemical Corporation
    Inventors: Carmine P. Iovine, Dilip K. Ray-Chaudhuri
  • Graft copolymers of a polyamideamine substrate and starch, and method of making same
    Patent number: 3962159
    Abstract: Graft copolymers are prepared by condensing a polyamideamine substrate with starch under controlled reaction conditions. Aqueous solutions of the resulting graft copolymers function as superior wet strength additives in the paper making process.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: June 8, 1976
    Assignee: National Starch and Chemical Corporation
    Inventors: Dilip K. Ray-Chaudhuri, Carmine P. Iovine