The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 20, 2014
Filed:
Dec. 20, 2011
Jonathan P. Fast, St. Paul, MN (US);
Robert D. P. Hei, Baldwin, WI (US);
Richard Staub, Lakeville, MN (US);
Thomas J. Dürrschmidt, Hilden, DE;
Peter J. Forth, Dusseldorf, DE;
Junzhong LI, Apple Valley, MN (US);
David D. Mcsherry, St. Paul, MN (US);
Thomas Merz, Hilden, DE;
Johannes G. Winter, Unterhaching, DE;
Jonathan P. Fast, St. Paul, MN (US);
Robert D. P. Hei, Baldwin, WI (US);
Richard Staub, Lakeville, MN (US);
Thomas J. Dürrschmidt, Hilden, DE;
Peter J. Forth, Dusseldorf, DE;
Junzhong Li, Apple Valley, MN (US);
David D. McSherry, St. Paul, MN (US);
Thomas Merz, Hilden, DE;
Johannes G. Winter, Unterhaching, DE;
Ecolab USA Inc., Saint Paul, MN (US);
Abstract
The present disclosure provides methods for generating percarboxylic acid compositions and/or peroxycarboxylic acid compositions formed external to a point of use in non-equilibrium reactions for use in certain bleaching and antimicrobial applications, in particular laundry applications. The compositions are generated external to a point of use, at alkaline pH levels, viz. greater than about pH 12, and optionally suitable for use with detergents and/or surfactants for synergistic bleaching efficacy. Methods of bleaching and/or disinfecting are further provided.