Patents by Inventor Neil A. Jenny

Neil A. Jenny 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: 5753079
    Abstract: Enhanced paper debonding and softening are achieved by producing the paper from an aqueous suspension of fibers which contains one or more cationic agents and one or more compounds of the formula HO(X--O).sub.x --R--(O--Y).sub.y --OH wherein each X is ethylene, straight or branched propylene, or straight or branched butylene; x is 0 to 40; each Y is ethylene, straight or branched propylene, or straight or branched butylene; y is 0 to 40; the sum of (x+y) is 0 to 40; and R is saturated straight, branched or cyclic alkylene containing 4 to 12 carbon atoms.
    Type: Grant
    Filed: May 3, 1996
    Date of Patent: May 19, 1998
    Assignee: Witco Corporation
    Inventors: Neil A. Jenny, Robert O. Keys
  • Patent number: 5716498
    Abstract: Paper having a improved softness is obtained by adding to the fiber suspension from which the paper is made, a quaternized fatty acid trialkanolamine ester salt of the formula (I) ##STR1## in which R.sup.1 CO represents an acyl radical having 6 to 22 carbon atoms, R.sup.2 and R.sup.3, independently of one another, represent hydrogen or R.sup.1 CO, (ALK) is ethyl or propyl, R.sup.4 represents an alkyl radical having 1 to 4 carbon atoms or a (CH.sub.2 CH.sub.2 O).sub.q H group, the sum of m, n and p represents O or numbers from 1 to 12, q represents numbers from 1 to 12 and X represents halide, alkylsulfate or alkylphosphate.
    Type: Grant
    Filed: April 12, 1996
    Date of Patent: February 10, 1998
    Assignee: Witco Corporation
    Inventors: Neil A. Jenny, William J. Zeman