Patents by Inventor Allen J. Blankenship

Allen J. Blankenship 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).

  • Process for painting polypropylene
    Patent number: 5206058
    Abstract: Disclosed is a process comprising(A) preparing an adhesion promoting coating by applying to a polypropylene substrate a chlorinated interpolymer of ethylene and carbon monoxide having an amount of carbon monoxide in the range of 2.5 to 6.8 weight percent and an amount of chlorine in the range of 19 to 26 weight percent, and(B) coating the adhesion promoting coating with a paint.
    Type: Grant
    Filed: February 26, 1992
    Date of Patent: April 27, 1993
    Assignee: Eastman Kodak Company
    Inventors: Slaton E. Fry, Allen J. Blankenship, David W. Magouyrk, Paul J. Greene, Thomas W. Smith
  • Modified chlorinated polyolefins
    Patent number: 4966947
    Abstract: Chemically-modified, chlorinated, hydroxyimidized polyolefins having improved properties of solvent and/or humidity resistance and method for preparation thereof are disclosed. The novel materials prepared in accordance with the present invention are useful, for example, as primers for use with polymeric substrates.
    Type: Grant
    Filed: May 20, 1988
    Date of Patent: October 30, 1990
    Assignee: Eastman Kodak Company
    Inventors: Slaton E. Fry, David W. Magouyrk, Allen J. Blankenship, Paul J. Greene, Larry K. Johnson
  • Modified chlorinated polyolefins
    Patent number: 4962149
    Abstract: Chemically-modified, chlorinated, hydroxyimidized polyolefins are used as stir-in additives to produce a paint having improved film appearance, adhesion and campatibility.
    Type: Grant
    Filed: November 7, 1989
    Date of Patent: October 9, 1990
    Assignee: Eastman Kodak Company
    Inventors: Slaton E. Fry, David W. Magouyrk, Allen J. Blankenship, Paul J. Greene
  • Modified chlorinated polyolefins
    Patent number: 4954573
    Abstract: Chemically-modified, chlorinated, hydroxyimidized polyolefins having improved properties of solvent and/or humidity resistance and method for preparation thereof are disclosed. The novel materials prepared in accordance with the present invention are useful, for example, as primers for use with polymeric substrates.
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: September 4, 1990
    Assignee: Eastman Kodak Company
    Inventors: Slaton E. Fry, David W. Magouyrk, Allen J. Blankenship, Paul J. Greene, Larry K. Johnson
  • Preparation of monochlorohydroquinone
    Patent number: 4503268
    Abstract: Disclosed is a process for the preparation of monochlorohydroquinone by treating hydroquinone in hydrochloric acid with chlorine at 100.degree. to 105.degree. C.
    Type: Grant
    Filed: November 14, 1983
    Date of Patent: March 5, 1985
    Assignee: Eastman Kodak Company
    Inventors: James G. Pacifici, Allen J. Blankenship