Patents by Inventor Alex K. Jahn

Alex K. Jahn 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).

  • Imparting anti-soiling properties to fibers
    Patent number: 4292182
    Abstract: Anti-soiling properties are imparted to fibers by applying thereto an effective amount of the neutralized phosphate ester of an aliphatic alcohol having from 12 to 22 carbon atoms in the chain.
    Type: Grant
    Filed: October 14, 1980
    Date of Patent: September 29, 1981
    Assignee: Badische Corporation
    Inventor: Alex K. Jahn
  • Finish for acrylic fiber
    Patent number: 4072617
    Abstract: A finish for acrylic fiber consists essentially of:(A) an ethoxylated alkyl phenol;(B) a neutralized partial ester of phosphoric acid and an aliphatic monohydric alcohol; and(C) a mixture consisting essentially of(1) mineral oil;(2) an ethoxylated aliphatic monohydric alcohol; and(3) a neutralized partial ester of phosphoric acid and an ethoxylated aliphatic monohydric alcohol.
    Type: Grant
    Filed: April 12, 1976
    Date of Patent: February 7, 1978
    Assignee: Dow Badische Company
    Inventor: Alex K. Jahn