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:
Jan. 31, 1995
Filed:
Jul. 07, 1993
Applicant:
Inventor:
Allen R Syrinek, Richmond, TX (US);
Assignee:
Nalco Chemical Company, Naperville, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
106 1833 ; 424405 ; 514514 ; 514515 ; 514665 ; 514706 ; 514727 ; 514938 ; 514939 ; 523122 ;
Abstract
This invention relates to methods and compositions for obtaining synergistic anti-microbial (biocidal) activity using a combination of methylene(bisthiocyanate) and 2-bromo-2-nitropropane-1,3-diol. The methods and compositions of the invention are very effective in preventing microbial spoilage of latex carpet backing compounds and in paper and pulp preparation, particularly with respect to latex paper coatings. Compositions containing the active ingredients in ratios of from 0.001 parts methylene(bisthiocyanate) to 1 part 2-bromo-2-nitro-propane-1,3-diol to 10 parts methylene(bisthiocyanate) to 1 part 2-bromo-2-nitro-propane-1,3-diol.