Patents by Inventor Edward G. Budnick

Edward G. Budnick 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).

  • Chelation
    Patent number: 4579720
    Abstract: Hydroxymethane diphosphonic acid and alkali metal or ammonium salt of such acid are prepared. They are useful in detergent compositions and in sequestering and chelating polyvalent metals.
    Type: Grant
    Filed: October 6, 1983
    Date of Patent: April 1, 1986
    Assignee: Plains Chemical Development Co.
    Inventor: Edward G. Budnick
  • Chelation
    Patent number: 4440646
    Abstract: Hydroxymethane diphosphonic acid and alkali metal or ammonium salt of such acid are prepared. They are useful in detergent compositions and in sequestering and chelating polyvalent metals.
    Type: Grant
    Filed: June 3, 1971
    Date of Patent: April 3, 1984
    Assignee: Plains Chemical Development Co.
    Inventor: Edward G. Budnick
  • Chelation
    Patent number: 4188234
    Abstract: This invention relates to novel chelating agents and to novel compositions obtainable therefrom. More particularly, the invention relates to the use of novel polyphosphonic acids and their salts as chelating agents.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: February 12, 1980
    Assignee: Plains Chemical Development Co.
    Inventor: Edward G. Budnick
  • Chelation
    Patent number: 4116990
    Abstract: There is provided a process for chelating non-alkali metal ions comprising contacting said metal ions with a phosphorus chelating compound having a formula selected from the group consisting of: ##STR1## WHERE R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7 and R.sub.8 are selected from the group consisting of hydrogen, alkali metal and ammonium, X is selected from the group consisting of hydrogen, alkyl, alkenyl, aryl, chloroalkyl, chloroaryl, and halogen of atomic weight 35 to 80, Y is selected from the group consisting of hydroxyl, phenyl and halogen of atomic weight 35 to 80 and Z is selected from the group consisting of hydrogen, phenyl and halogen of atomic weight 35 to 80.
    Type: Grant
    Filed: May 20, 1976
    Date of Patent: September 26, 1978
    Assignee: Plains Chemical Development Co.
    Inventor: Edward G. Budnick
  • Chelation
    Patent number: 4020091
    Abstract: Tin salts of polyphosphonic acids, e.g., stannous salts of ethane hydroxy diphosphonic acid and methane phenyl hydroxy diphosphonic acid are prepared.
    Type: Grant
    Filed: April 30, 1970
    Date of Patent: April 26, 1977
    Assignee: Plains Chemical Development Co.
    Inventor: Edward G. Budnick