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:
Jun. 22, 1999
Filed:
Sep. 05, 1997
Applicant:
Inventors:
Stephen T Wellinghoff, San Antonio, TX (US);
Joel J Kampa, Boerne, TX (US);
Assignee:
Southwest Research Institute, San Antonio, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
424406 ; 424405 ; 424412 ; 424413 ; 424414 ; 424415 ; 424485 ; 424486 ;
Abstract
A composite for retarding, killing, preventing or controlling microbiological contamination includes a hydrophilic material containing an .alpha.-amino ether, .alpha.-amino alcohol or .alpha.-amino ester and a chlorite salt, and a hydrophobic material containing an acid releasing agent. The hydrophilic and hydrophobic materials are adjacent and substantially free of water, and the hydrophilic material is capable of generating and releasing chlorine dioxide after hydrolysis of the acid releasing agent.