Patents by Inventor Philip Manos

Philip Manos 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).

  • Negative photoresists containing aminoacrylate salts
    Patent number: 5399460
    Abstract: Negative photoresists, and electronic devices comprising dielectric polyimide films resulting from such photoresists. The Photoresists comprise polyamic acids, which have been neutralized with tertiary amines containing double bonds of the acrylic family, the amines including acrylamines, alkylacrylamines such as for example methacrylamines, ethacrylamines, and the like. Also methods of making such amines in high purity.
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: March 21, 1995
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Paul E. Aldrich, Philip Manos, Allan E. Nader
  • Chemically etchable adhesives
    Patent number: 5272245
    Abstract: A reactive oligoimide which is chemically etchable upon crosslinking, and which may serve as an adhesive for bonding at least one layer or film to another layer, preferably a flexible metallic layer to a flexible layer of an etchable polyimide, in order to form a flexible multilayer metal-clad laminate.
    Type: Grant
    Filed: February 6, 1992
    Date of Patent: December 21, 1993
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Reactive-oligoimide adhesives, laminates, and methods of making the laminates
    Patent number: 5152863
    Abstract: A reactive oligoimide, which may serve as an adhesive for bonding at least one layer or film to another layer, preferably a flexible metallic layer to a flexible layer of a polyimide, in order to form a flexible multilayer metal-clad laminate.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: October 6, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Reactive-oligoimide adhesives, laminates, and methods of making the laminates
    Patent number: 5135815
    Abstract: A reactive oligoimide, which may serve as an adhesive for bonding at least one layer or film to another layer, preferably a flexible metallic layer to a flexible layer of a polyimide, in order to form a flexible multilayer metal-clad laminate.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: August 4, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Reactive-oligoimide adhesives, laminates, and methods of making the laminates
    Patent number: 5096998
    Abstract: A reactive oligoimide, which may serve as an adhesive for bonding at least one layer or film to another layer, preferably a flexible metallic layer to a flexible layer of a polyimide, in order to form a flexible multilayer metal-clad laminate.
    Type: Grant
    Filed: October 31, 1990
    Date of Patent: March 17, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Reactive post treatment for gas separation membranes
    Patent number: 5091216
    Abstract: A process is disclosed for sealing gas separation membranes through treatment with two monomeric materials which condense with each other to form a polymer such as a diamine and a di- or tri- acyl chloride.
    Type: Grant
    Filed: December 5, 1990
    Date of Patent: February 25, 1992
    Assignees: E. I. Du Pont de Nemours and Company, L'Air Liquide, S.A.
    Inventors: Okan M. Ekiner, Richard A. Hayes, Philip Manos
  • Laminates utilizing chemically etchable adhesives
    Patent number: 5084345
    Abstract: A multilayer laminate having a metallic layer and a dielectric layer, such as a chemically etchable polyimide, bonded to each other with a chemically etchable adhesive containing phenolic ester groups in the backbone.
    Type: Grant
    Filed: November 26, 1990
    Date of Patent: January 28, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Reactive posttreatment for gas separation membranes
    Patent number: 4863496
    Abstract: A process for applying and polymerizing a monomeric material to a gas separation membrane to improve the permselectivity of the membrane with respect to at least one pair of gases is disclosed.
    Type: Grant
    Filed: April 13, 1988
    Date of Patent: September 5, 1989
    Assignee: E. I. Du Pont de Nemours and Co.
    Inventors: Okan M. Ekiner, Richard A. Hayes, Philip Manos
  • Acid reaction products of polymeric amines
    Patent number: 4332737
    Abstract: Composition useful as hydrocarbon fuel additives of the formula ##STR1## wherein R is a C.sub.9-23 hydrocarbyl group, R' is selected from H and ##STR2## and wherein at least one R' is H, R" is ##STR3## group where X is a divalent hydrocarbyl group of 2 to 34 carbon atoms, n is an integer of 2 or 3 or a combination of 2 and 3, a is an integer of 0-3, b is an integer of 1-2, c is an integer of 0-3 and a+b+c is 2-8.
    Type: Grant
    Filed: April 18, 1980
    Date of Patent: June 1, 1982
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Solvent exchange drying of membranes for gas separation
    Patent number: 4120098
    Abstract: Process for drying a water-wet permselective membrane by contacting the membrane with water replacement liquid under conditions which result in minimal shrinkage based on the surface tension, viscosity, concentration, molar volume, and temperature of the components of the system.
    Type: Grant
    Filed: June 22, 1976
    Date of Patent: October 17, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Membrane drying process
    Patent number: 4080743
    Abstract: Process for drying a water-wet membrane by contacting with a solution of water miscible and water immiscible solvents and then removing the solution.
    Type: Grant
    Filed: June 22, 1976
    Date of Patent: March 28, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Gas separation membrane drying with water replacement liquid
    Patent number: 4080744
    Abstract: Process for drying a water-wet permselective membrane by initially contacting the membrane with water replacement liquid having low surface tension and limited solubility for water.
    Type: Grant
    Filed: June 22, 1976
    Date of Patent: March 28, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos
  • Solvent drying of cellulose ester membranes
    Patent number: 4068387
    Abstract: Process for drying a water-wet permselective cellulose ester membrane by contacting the membrane with a single water replacement liquid and vaporizing the liquid from the membrane.
    Type: Grant
    Filed: July 6, 1976
    Date of Patent: January 17, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Philip Manos