Patents by Inventor Felek Jachimowicz

Felek Jachimowicz 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).

  • Patent number: 4566943
    Abstract: A process and product formed therefrom for imparting wet strength to cellulosic sheet materials by incorporating into the materials a polymeric product having the structural characterization of a substantially completely saturated hydrocarbon polymer chain with pendant secondary and/or tertiary alkylene amine groups and alkylene quaternary ammonium groups.
    Type: Grant
    Filed: November 21, 1984
    Date of Patent: January 28, 1986
    Assignee: W. R. Grace & Co.
    Inventors: Per E. A. Hansson, Felek Jachimowicz
  • Patent number: 4565604
    Abstract: The present invention is directed to cross-linked, cationic polymers having a mixture of secondary and/or tertiary alkylene amine groups and alkylene quaternary ammonium groups pendant from a substantially completely saturated hydrocarbon polymer chain and to the use of said polymers as retention and drainage aids in paper making processes.
    Type: Grant
    Filed: December 31, 1984
    Date of Patent: January 21, 1986
    Assignee: W. R. Grace & Co.
    Inventors: P. E. Anders Hansson, Felek Jachimowicz
  • Patent number: 4563484
    Abstract: A process for producing a polyurethane foam by reacting an organic polyisocyanate with an organic polyester polyol or polyether polyol in the presence of a catalytic amount of specific amine compounds of the formula: ##STR1## wherein R is an alkyl group selected from a C.sub.4 or a C.sub.5 straight or branched chain hydrocarbon, X is an organic mono or dicarboxylic acid and n is an integer from 0 to 1.
    Type: Grant
    Filed: September 10, 1984
    Date of Patent: January 7, 1986
    Assignee: W. R. Grace & Co.
    Inventor: Felek Jachimowicz
  • Patent number: 4558101
    Abstract: A process of forming polymeric products having a high degree of pendant secondary or tertiary alkylene amino groups by contacting, in a liquid media, a hydrocarbon polymer having olefinic groups therein with a primary or secondary amine, carbon monoxide and hydrogen in the presence of a catalytic amount of a Group VIII metal compound.
    Type: Grant
    Filed: July 23, 1984
    Date of Patent: December 10, 1985
    Assignee: W. R. Grace & Co.
    Inventors: Felek Jachimowicz, P. E. Anders Hansson
  • Patent number: 4526936
    Abstract: A process of forming polymeric products having a high degree of pendant secondary or tertiary alkylene amino groups by contacting, in a liquid media, a hydrocarbon polymer having olefinic groups therein with a primary or secondary amine, carbon monoxide and hydrogen in the presence of a catalytic amount of a Group VIII metal compound.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: July 2, 1985
    Assignee: W. R. Grace & Co.
    Inventors: Felek Jachimowicz, Per E. A. Hansson
  • Patent number: 4513121
    Abstract: A process and product formed therefrom for imparting wet strength to cellulosic sheet materials by incorporating into the materials a polymeric product having the structural characterization of a substantially completely saturated hydrocarbon polymer chain with pendant secondary and/or tertiary alkylene amine groups and alkylene quaternary ammonium groups.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: April 23, 1985
    Assignee: W. R. Grace & Co.
    Inventors: Per E. A. Hansson, Felek Jachimowicz
  • Patent number: 4513122
    Abstract: The present invention is directed to cross-linked, cationic polymers having a mixture of secondary and/or tertiary alkylene amine groups and alkylene quaternary ammonium groups pendant from a substantially completely saturated hydrocarbon polymer chain and to the use of said polymers as retention and drainage aids in paper making processes.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: April 23, 1985
    Assignee: W. R. Grace & Co.
    Inventors: Eric A. Hanson, Felek Jachimowicz
  • Patent number: 4450246
    Abstract: A process for producing a polyurethane foam by reacting an organic polyisocyanate with an organic polyester polyol or polyether polyol in the presence of a catalytic amount of specific amine compounds of the formula: ##STR1## wherein R.sup.1 is a methyl or ethyl and R.sup.2 is hydrogen or methyl such that when R.sup.1 is methyl, R.sup.2 is methyl and when R.sup.1 is ethyl, R.sup.2 is hydrogen, X is an organic mono or dicarboxylic acid and n is an integer from 0 to 1.
    Type: Grant
    Filed: October 26, 1982
    Date of Patent: May 22, 1984
    Assignee: W. R. Grace & Co.
    Inventor: Felek Jachimowicz
  • Patent number: 4322530
    Abstract: A process for alkylating a polyamine by contacting, in a liquid media, a polyamine, an olefinic compound, carbon monoxide, and a hydrogen source in the presence of a catalytic amount of a rhodium atom containing compound selected from metallic rhodium, rhodium salts, rhodium oxides, rhodium carbonyls and ligands thereof at a temperature of from about 50.degree. C. to 250.degree. C. and at a pressure of from about 30 to about 300 atmospheres.
    Type: Grant
    Filed: February 22, 1980
    Date of Patent: March 30, 1982
    Assignee: W. R. Grace & Co.
    Inventor: Felek Jachimowicz
  • Patent number: 4317932
    Abstract: A process for forming amines by contacting, in a liquid media, an olefinic compound, carbon monoxide, water, and ammonia in the presence of a rhodium atom containing compound selected from metallic rhodium, rhodium salts, rhodium oxides, and rhodium carbonyls and ligands thereof at a temperature of from 50.degree. to 250.degree. C. and at a pressure of from about 10 to about 300 atmospheres.
    Type: Grant
    Filed: February 22, 1980
    Date of Patent: March 2, 1982
    Assignee: W. R. Grace & Co.
    Inventor: Felek Jachimowicz
  • Patent number: 4312965
    Abstract: A process for forming polymeric polyamine/amide by contacting, in a liquid media, a hydrocarbon polymer having olefinic double bonds therein, a nitrogen containing compound selected from ammonia, or a monomeric primary or secondary amine, water, and carbon monoxide, in the presence of a catalytic amount of a rhodium atom containing compound selected from metallic rhodium, rhodium salts, rhodium oxides, rhodium carbonyls and ligands thereof at a temperature of from 50.degree. to 250.degree. C. and at a pressure of from about 30 to about 300 atmospheres.
    Type: Grant
    Filed: February 22, 1980
    Date of Patent: January 26, 1982
    Assignee: W. R. Grace & Co.
    Inventors: Felek Jachimowicz, Joseph W. Raksis
  • Patent number: 4297481
    Abstract: A process for forming polymeric polyamine/amide wherein said amino/amido nitrogens are positioned in the polymer backbone by contacting a monomeric nitrogen compound which has at least two labile hydrogens bonded to the nitrogen atoms therein; a monomeric hydrocarbon compound containing at least two olefinic groups therein; carbon monoxide; and water in the presence of a catalytic amount of a rhodium atom containing compound selected from metallic rhodium, rhodium salts, rhodium oxides, rhodium carbonyls and ligands thereof at a temperature of from about 50.degree. C. to 250.degree. C. and at a pressure of from about 30 to about 300 atmospheres.
    Type: Grant
    Filed: February 22, 1980
    Date of Patent: October 27, 1981
    Assignee: W. R. Grace & Co.
    Inventor: Felek Jachimowicz