Patents by Inventor Joanne P. Gorczyca

Joanne P. Gorczyca 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).

  • Aqueous based solvent free degreaser composition comprising a ternary mixture of nonionic alkoxylates
    Patent number: 5821213
    Abstract: An aqueous based, solvent free degreaser composition, has on a weight basis:a) about 0.5-10% of at least one alcohol alkoxylate with a fatty alcohol moiety selected from the group of compounds having the formula: ##STR1## wherein R is a C.sub.8 to C.sub.18 branched or straight chain alkyl group, m is within the range of about 0 to 14, n is within the range of about 0 to 14, o is within the range of about 0-14, p is within the range of about 0-14, and R' is --CH.sub.3, --CH.sub.2 CH.sub.3, and mixtures thereof, R" is --CH.sub.3, --CH.sub.2 CH.sub.3, and mixtures thereof, and R'" is --OH, --CH.sub.3, --O--C.sub.3 -C.sub.18 hydroxyalkyl group and mixtures thereof;b) about 0.5-10% of at least one alkyl phenol alkoxylate of the following formula: ##STR2## wherein R is a C.sub.8 or C.sub.9 branched or straight chain alkyl group, m is within the range of about 3 to 12, and n is within the range of about 0 to 12, and P is a phenyl group;c) about 0.
    Type: Grant
    Filed: November 29, 1995
    Date of Patent: October 13, 1998
    Inventors: John J. Burke, Joanne P. Gorczyca, Gregory W. Drewno
  • Liquid skin cleanser composition with reduced skin irritation and improved after-feel
    Patent number: 5562912
    Abstract: An improved liquid skin cleanser composition will have about 0.1-25% by weight of at least one EO/PO/EO tri-block nonionic surfactant having the formula: ##STR1## wherein neither x or z can be 0; the sum of x and z is within the range of about 62 to 535, the value of y is within the range of about 15 to 65. Also present will be about 0.1-25% by weight polyvinylpyrrolidone having the formula: ##STR2## wherein the value of n ranges from about 100 to 30,000.
    Type: Grant
    Filed: December 6, 1995
    Date of Patent: October 8, 1996
    Assignee: BASF Corporation
    Inventors: John J. Burke, Joanne P. Gorczyca
  • Aqueous based solvent free degreaser composition
    Patent number: 5501816
    Abstract: The present invention relates to an aqueous based, solvent free degreaser composition, comprising on a weight basis:a) about 2.5-5.0% of one alcohol alkoxylate with a fatty alcohol moiety selected from the group of compounds having the formula: ##STR1## wherein R is a C.sub.12 to C.sub.15 branched or straight chain alkyl group, m is 1.5, n is 1, o is 9, p is 3.5 and R' is CH.sub.3 ; --CH.sub.2 CH.sub.2 CH.sub.3, and mixtures thereof, R" is --CH.sub.3, --CH.sub.2 CH.sub.3, and mixtures thereof, and R'" is --OH, --CH.sub.3, --O--C.sub.3 -C.sub.18 hydroxyalkyl group and mixtures thereof;b) about 2.5-5.0% of one alkyl phenol alkoxylates of the following formula: ##STR2## wherein R is a C.sub.8 branched or straight chain alkyl group, m is 10 and n is 0 and P represents a phenyl group;c) about 2.5-5.0% of one alkyl oxyothylate of the following formula:R(O CH.sub.2 CH.sub.2).sub.x OHwherein R is a C.sub.12 to C.sub.
    Type: Grant
    Filed: July 12, 1994
    Date of Patent: March 26, 1996
    Assignee: BASF Corporation
    Inventors: John J. Burke, Joanne P. Gorczyca, Gregory W. Drewno