Inventor
OH SEA WHA
KR7 patents
Patents
7 patentsUS6443997B1Sep 3, 2002
Reactive black dye compositions for cellulose fibers
KOREA RES INST CHEM TECH14 citations79
US6884875B2Apr 26, 2005
Reactive blue dye containing a vinyl sulphone group
KOREA RES INST CHEM TECH3 citations62
US6310187B1Oct 30, 2001
Reactive red dyes containing monochlorotriazine and acetoxyethyl sulfone groups
KOREA RES INST CHEM TECH4 citations58
US6884876B2Apr 26, 2005
Disperse-reactive dyes containing acetoxyethylsulfone or vinylsulfone and their process
KOREA RES INST CHEM TECH0 citations51
US6992179B1Jan 31, 2006
Reactive orange dyes containing vinyl sulfones
KOREA RES INST CHEM TECH0 citations49
US6307033B1Oct 23, 2001
Reactive blue dyes containing monochlorotriazine and acetoxyethyl sulfone groups
KOREA RES INST CHEM TECH0 citations49
US6326474B1Dec 4, 2001
Reactive black dyes containing acetoxyethyl sulfone moiety
KOREA RES INST CHEM TECH1 citations46