Patents by Inventor Kishore Udipi

Kishore Udipi 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).

  • Adhesives and laminates
    Patent number: 4135037
    Abstract: Adhesive compositions comprising epoxidized rubbery copolymers and rosin-based tackifiers which exhibit superior tack and which are useful in laminating structures exhibiting outstanding peel strength and good water-resistance properties.
    Type: Grant
    Filed: June 15, 1977
    Date of Patent: January 16, 1979
    Assignee: Phillips Petroleum Company
    Inventors: Kishore Udipi, Henry L. Hsieh
  • Epoxidized block copolymers
    Patent number: 4131653
    Abstract: Copolymers produced by polymerization of a mixture comprising a 1,3-cyclodiene, an acyclic conjugated diene, and, optionally, a vinyl aromatic compound are epoxidized to form epoxidized copolymers exhibiting improved green tensile strength, moduli, and oil resistance properties in comparison with the unepoxidized parent copolymers.
    Type: Grant
    Filed: September 9, 1977
    Date of Patent: December 26, 1978
    Assignee: Phillips Petroleum Company
    Inventors: Henry L. Hsieh, Kishore Udipi
  • Polymer epoxidation process
    Patent number: 4131725
    Abstract: An improved process for the production of epoxidized rubbery polymers substantially free of gel which comprises carrying out the epoxidation in an aliphatic or alicyclic hydrocarbon diluent with hydrogen peroxide and a mixture of formic acid and at least one other low molecular weight monocarboxylic acid.
    Type: Grant
    Filed: August 8, 1977
    Date of Patent: December 26, 1978
    Assignee: Phillips Petroleum Company
    Inventor: Kishore Udipi
  • Epoxidized copolymers of styrene, butadiene and isoprene
    Patent number: 4051199
    Abstract: Epoxidized polymers having the structure S-D/S-S or D/S-S-D/S-S in which S represents a polystyrene block and D/S represents a tapered block of styrene and butadiene and/or isoprene, with the further provision that 5-95% of the olefinic unsaturation of the polymer has been epoxidized, exhibit good oil and ozone resistance.
    Type: Grant
    Filed: March 4, 1976
    Date of Patent: September 27, 1977
    Assignee: Phillips Petroleum Company
    Inventors: Kishore Udipi, Henry L. Hsieh