Patent Number: 9,044,010

Title: Stable aqueous suspension concentrate for delivery of UV-labile water-insoluble biocides

Abstract: A stable, aqueous suspension concentrate which includes a solid polymeric dispersant comprising one or more anionic polymeric dispersing agents, optionally a co-dispersant which preferably is a homopolymer and/or a copolymer of a heterocyclic vinyl lactam, preferably in a wt. ratio of 0.1:1 to 1:0.1, a UV-labile, water-insoluble biocide active, and a UV-blocker or UV-absorber to stabilize said active upon storage and/or exposure to sunlight or UV radiation.

Inventors: Liu; Xianbin (Dublin, CA), Winkowski; Karen (Springfield, NJ), Narayanan; Kolazi S. (Wayne, NJ), Gulka; Jean-Jacques (Pine Brook, NJ)

Assignee: ISP Investments Inc.

International Classification: A01N 25/04 (20060101); A01N 47/12 (20060101); A01N 25/30 (20060101); A01N 25/22 (20060101); A01N 59/16 (20060101); C09D 5/14 (20060101); A61K 31/425 (20060101); A61K 31/325 (20060101); A01N 43/80 (20060101); A01N 43/653 (20060101); A01N 37/34 (20060101); A01N 47/04 (20060101)

Expiration Date: 2019-06-02 0:00:00