Patents by Inventor John Hakim

John Hakim 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).

  • Extrusion processing aid composition and polyolefin containing same
    Patent number: 4764326
    Abstract: There is disclosed an extrusion processing aid composition for the extrusion of polyolefins, particularly linear low density polyethylene and high density polyethylene films of sheets; polyolefin compositions containing said processing aid and a process of extruding polyolefins using said processing aid. The processing aid is a composition comprising (a) an amide of a saturated or unsaturated carboxylic acid or a saturated or unsaturated alkylene bis-amide of a saturated or unsaturated dicarboxylic acid; (b) an aliphatic hydrocarbon polymer mixture having a molecular weight of from about 400 to about 50,000; and (c) an oxygen-containing high density, low molecular weight ethylene polymer.
    Type: Grant
    Filed: June 22, 1987
    Date of Patent: August 16, 1988
    Assignee: Petrolite Corporation
    Inventor: John Hakim
  • Extrusion processing aid composition and polyolefin containing same
    Patent number: 4701487
    Abstract: There is disclosed an extrusion processing aid composition for the extrusion of polyolefins, particularly linear low density polyethylene and high density polyethylene films or sheets; polyolefin compositions containing said processing aid and a process of extruding polyolefins using said processing aid. The processing aid is a composition comprising (a) an amide of a saturated or unsaturated carboxylic acid or a saturated or unsaturated alkylene bis-amide of a saturated or unsaturated dicarboxylic acid; (b) an aliphatic hydrocarbon polymer mixture having a molecular weight of from about 400 to about 50,000; and (c) an oxygen-containing high density, low molecular weight ethylene polymer.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: October 20, 1987
    Assignee: Petrolite Corporation
    Inventor: John Hakim