Patents by Inventor Mary E. Ahner

Mary E. Ahner 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).

  • Pressure sensitive adhesives containing light color, low softening point hydrocarbon resins
    Patent number: 4853432
    Abstract: An adhesive comprising a copolymer and an optionally hydrogenated light color petroleum hydrocarbon resin including an aromatic hydrocarbon component useful for tackifying block copolymers is described which has a softening point of about 0.degree. C. to about 40.degree. C., a number average molecular weight (Mn) of from 350 to 600 and a molecular weight distribution (Mw/Mn) of from 1:1 to about 2.0.
    Type: Grant
    Filed: June 30, 1987
    Date of Patent: August 1, 1989
    Assignee: Exxon Chemical Patents Inc.
    Inventor: Mary E. Ahner
  • Diaper tabs
    Patent number: 4810574
    Abstract: An adhesive comprising a copolymer and a light color petroleum hydrocarbon resin including an aromatic hydrocarbon component useful for tackifying copolymers is described. The resin used has a softening point of about 0.degree. C. to about 40.degree. C., a number average molecular weight (Mn) of from 100 to 600 and a molecular weight distribution (Mw/Mn) of from 1:1 to about 1.3. Adhesives having outstanding properties result.
    Type: Grant
    Filed: May 28, 1987
    Date of Patent: March 7, 1989
    Assignee: Exxon Chemical Patents Inc.
    Inventor: Mary E. Ahner
  • Pressure sensitive adhesive using light color, low softening point petroleum hydrocarbon resins
    Patent number: 4683268
    Abstract: An adhesive comprising a copolymer and a light color petroleum hydrocarbon resin including an aromatic hydrocarbon component useful for tackifying copolymers is described. The resin used has a softening point of about 0.degree. C. to about 40.degree. C., a number average molecular weight (Mn) of from 100 to 600 and a molecular weight distribution (Mw/Mn) of from 1:1 to about 1.3. Adhesives having outstanding properties result.
    Type: Grant
    Filed: February 18, 1986
    Date of Patent: July 28, 1987
    Assignee: Exxon Chemical Patents Inc.
    Inventor: Mary E. Ahner