Copper Pyrithione
Kopthione Cu
Kopthione Cu Powder is a light green crystalline type fine powder. It exhibitspronounced
growth inhibiting activity against a broad spectrum of both gram negative and gram
positive bacteria.Inhibits the growth of fungi, both yeast and mould. It is insoluble in water
and inhibits the growth of algae. It is used as a marine antifouling agent. It is used in
marine paints when a more gellingresistant antifoulant is required.
INCI Name
Copper Pyrithione
Chemical Name
Copper Pyrithione
Molecular Weight
317.87
CAS number
14915-37-8
EINECS number
238-984-0
Odour
Nearly odourless to mild
Appearance
Olive green coloured powder
Solubility
Sparingly soluble in water 4.93 mg/l at 20 C; 6.11 mg/lat 30 C. Slightly
improvedsolubility in organicsolvents.
Application & Dosage
KOPTHIONE CU can be used in Copper Pyrithione Powder is highly effective antifouling agent
for the control of hard fouling marine organisms such as seaweed and bacterial and
diatom slimes. CPT is mainly used in antifouling marine paint, building coating, metal
processing and pesticide fields. CPT and its like products have tremendous potential and
broad space in pesticide field with properties of high efficiency; environmental protection,
hypo toxicity and broad spectrum. It can be used in antifouling coatings to be applied on
the underwater part of ship and boat hullsor static marinestructures.
Normal additionlevels are in range 2 to 4% by weight
Stability & Storage Store in a cool, dry area away from direct sunlight
Stability & Storage Store in a cool, dry area away from direct sunlight