Patents by Inventor Louis P. Land

Louis P. Land 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).

  • Patent number: 5266392
    Abstract: Compatibilized blends of polypropylene, linear low density polyethylene and a low molecular weight plastomer are disclosed. The blend preferably contains at least about 50 percent by weight of crystalline polypropylene, from about 10 to about 50 percent by weight of LLDPE dispersed in a matrix of the polypropylene, and a compatibilizing amount of an ethylene/alpha-olefin plastomer having a weight average molecular weight between about 5,000 to about 50,000, a density of less than about 0.90 g/cm.sup.3, and a melt index of at least about 50 dg/min. The blend is useful in the formation of melt spun and melt blown fibers. Also disclosed are spun bonded-melt blown-spun bonded fabrics made from the blends.
    Type: Grant
    Filed: November 16, 1992
    Date of Patent: November 30, 1993
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Louis P. Land, Angelo A. Montagna, Kenneth W. Bartz, Aspy K. Mehta