US 9,808,005 B2
Anti-algal bloom composition containing water-soluble free amine chitosan as active ingredient, and method for removing algal-bloom using same
Jae-Woon Nah, Suncheon-si (KR); Mi-Kyeong Jang, Suncheon-si (KR); and Seong-Cheol Park, Suncheon-si (KR)
Assigned to SUNCHON INDUSTRY ACADEMIC COOPERATION FOUNDATION, Suncheon-si, Jeollanam-Do (KR)
Filed by SUNCHON INDUSTRY ACADEMIC COOPERATION FOUNDATION, Suncheon-si, Jeollanam-do (KR)
Filed on Sep. 30, 2015, as Appl. No. 14/872,032.
Application 14/872,032 is a continuation of application No. PCT/KR2014/002600, filed on Mar. 27, 2014.
Claims priority of application No. 10-2013-0039379 (KR), filed on Apr. 10, 2013.
Prior Publication US 2016/0021880 A1, Jan. 28, 2016
Int. Cl. A01N 43/16 (2006.01); C08B 37/08 (2006.01)
CPC A01N 43/16 (2013.01) [C08B 37/003 (2013.01)] 2 Claims
 
1. A method for removing algae in a fresh water ecosystem comprising the step of
sprinkling onto a freshwater ecosystem exhibiting a water algae bloom a composition consisting essentially of a water-soluble free amine chitosan having a molecular weight range of 20 kDa˜100 kDa, wherein the composition demonstrates an anti-algal activity against water-bloom forming algae.