Patents by Inventor Herbert Talsma

Herbert Talsma 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).

  • Metal coatings from nitrile copolymer latexes
    Patent number: 4329401
    Abstract: Metal surfaces such as steel, tin-plated steel, and aluminum are coated and protected from corrosion by means of a coating comprising a latex of a high nitrile polymer.
    Type: Grant
    Filed: March 28, 1980
    Date of Patent: May 11, 1982
    Assignee: The Standard Oil Company
    Inventors: Herbert Talsma, William M. Giffen, Jr.
  • Can coatings from nitrile copolymer latexes
    Patent number: 4238535
    Abstract: Metal surfaces such as steel, tin-plated steel, and aluminum are coated and protected from corrosion by means of an impermeable coating from a latex of a high nitrile polymer.
    Type: Grant
    Filed: February 17, 1978
    Date of Patent: December 9, 1980
    Assignee: Standard Oil Company
    Inventors: Herbert Talsma, William M. Giffen, Jr.
  • Solvent bonding of high acrylonitrile copolymers
    Patent number: 4224097
    Abstract: A method for bonding high acrylonitrile copolymers to themselves comprises using certain organic solvents, such as an epoxide, as bonding agents.
    Type: Grant
    Filed: November 24, 1978
    Date of Patent: September 23, 1980
    Assignee: Standard Oil Company
    Inventors: Herbert Talsma, Charles L. Blanchard, Anita E. Waggy
  • Method for improving color and impact strength of nitrile polymers
    Patent number: 4206300
    Abstract: Reduction of yellowing and improvement of impact strength are obtained during the processing of nitrile polymers when said polymers are heated to a plastic state in the presence of an inert gas, thereby excluding oxygen.
    Type: Grant
    Filed: June 12, 1978
    Date of Patent: June 3, 1980
    Assignee: Standand Oil Company
    Inventors: Herbert Talsma, Thomas J. Bond, Daniel W. Feldman
  • Plastic orientation measurement instrument
    Patent number: 4069703
    Abstract: An apparatus for measuring degree of orientation in small oriented plastic samples which operates on the principle of measurement of dimensional changes in the samples before, during and after they pass through the temperature range at which the samples' relax is described.
    Type: Grant
    Filed: August 26, 1976
    Date of Patent: January 24, 1978
    Assignee: Standard Oil Company
    Inventors: Norman W. Standish, Herbert Talsma
  • Impact improvement of rubber-modified nitrile resins
    Patent number: 4043947
    Abstract: The impact resistance of rubber-modified high-nitrile thermoplastic resins is greatly improved by including certain oils such as triethyl phosphate, 2-ethyl hexanoic acid, 2,4-di-t-butyl phenol, trimethyl phosphate, tributyl phosphate, 4-hexyl resorcinol, epoxidized soybean oil, 2,6-di-t-butyl-4-methyl phenol, and p-nonyl phenol therein.
    Type: Grant
    Filed: January 15, 1976
    Date of Patent: August 23, 1977
    Assignee: Standard Oil Company
    Inventors: Herbert Talsma, William M. Giffen, Jr.
  • Impact improvement of rubber-modified nitrile resins
    Patent number: 4041005
    Abstract: The impact resistance of rubber-modified high-nitrile thermoplastic resins is greatly improved by including essential oils therein.
    Type: Grant
    Filed: January 15, 1976
    Date of Patent: August 9, 1977
    Assignee: The Standard Oil Company
    Inventors: Herbert Talsma, William M. Giffen, Jr.