Patents by Inventor Bernard C. Dailey

Bernard C. Dailey 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).

  • Monofilament
    Patent number: 5985961
    Abstract: Elastomeric monofilament exhibiting improved long term retention of strength and elongation after exposure to test conditions described by SAE J-1885 are disclosed. The monofilaments comprise in specified amounts as weight percents on weight of monofilament:(1) at least one elastomeric copolyester polymer, and a stabilizing system comprising:(2) at least 1% carbon black,(3) at least one antioxidant,(4) an oligomeric hindered piperidinyl (HALS) compound having a pK.sub.a of less than 7 or a pK.sub.a from 7 to 12 in combination with an acid scavenger, and(5) a UV stabilizer other than a hindered piperidinyl (HALS) compound.The preferred embodiment is a heterofilament wherein the sheath copolyester has a lower melting point than the core and contains (4) according to: ##STR1## as specified.
    Type: Grant
    Filed: June 17, 1997
    Date of Patent: November 16, 1999
    Assignee: Johns Manville International, Inc.
    Inventors: Bernard C. Dailey, Daniel J. Scharf, Klaus Keck-Antoine