Patents by Inventor Elyse M. Bullock

Elyse M. Bullock 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).

  • Light-stable polypropylene compositions
    Patent number: 4331585
    Abstract: Light-stable polypropylene fibers containing a combination of a hindered piperidinyl compound and a pentaerythritol polyphosphite.
    Type: Grant
    Filed: May 23, 1980
    Date of Patent: May 25, 1982
    Assignee: Borg-Warner Chemicals, Inc.
    Inventors: Leo L. Valdiserri, Elyse M. Bullock
  • Stabilized olefin polymers
    Patent number: 4302383
    Abstract: An olefin polymer composition containing a cyclic, hindered amine in combination with an organic phosphite ester. The composition is relatively stable in the presence of ultraviolet light.
    Type: Grant
    Filed: May 19, 1980
    Date of Patent: November 24, 1981
    Assignee: Borg-Warner Chemicals, Inc.
    Inventors: Leo L. Valdiserri, Elyse M. Bullock
  • Stabilized polyolefins
    Patent number: 4206111
    Abstract: An ultraviolet stabilizer for olefin polymers. It is a combination of a 2-hydroxyphenylbenzotriazole, a dialkyl pentaerythritol diphosphite and a phenolic ester oxidation inhibitor.
    Type: Grant
    Filed: August 10, 1978
    Date of Patent: June 3, 1980
    Assignee: Borg-Warner Corporation
    Inventors: Leo L. Valdiserri, Elyse M. Bullock
  • Olefin polymers stable to copper
    Patent number: 4130540
    Abstract: Stabilization of olefin polymers against deterioration in the presence of copper. The stabilization is accomplished by means of a small proportion of a bis-phosphoramidate having the structure ##STR1## where the R's are inert, organic groups.
    Type: Grant
    Filed: November 25, 1977
    Date of Patent: December 19, 1978
    Assignee: Borg-Warner Corporation
    Inventors: Leo L. Valdiserri, Elyse M. Bullock