Paint coating ingredients are essential components used in the formulation of paints and coatings to enhance durability, appearance, and protective properties

Kopthione Zn 40 (Zinc Pyrithione 40% FPS)

Kopthione40% FPS is a stable extremely low particle size aqueous dispersion of Zinc Pyrithione for the complete protection of all types of paints and coatings from all types of microbial attack.

Product Information:

Composition: A stable water-based dispersion of Zinc Pyrithione (Zinc 2-pyridinethiol-1-oxide)
Appearance: Off white dispersion
Odour: Nearly odourless to mild
Zinc Pyrithione: 38 to 40%
Density (25°C): 1.35 to 1.45 g/cm³
Solubility: Sparingly soluble in water and most organic solvents
Stability in product: Light stable, stable in the pH range 4-10

Application

Kopthione 40% FPS is highly recommended for the protection against fungal attack on interior coating and paints.
For complete control of algae on exterior painted surfaces and facades use of Diuron along with Kopthione 40% FPS is highly recommended.
Kopthione 40% FPS offers good wet state protection against bacterial spoilage, however it is advised to carry in house experiments to rule out use of additional in-can preservative.

Dosage

Optimum use concentrations will depend on the required properties. Normal addition levels are in the range 1 to 2.5%
Antimicrobial efficacy:
Kopthione 40% FPS possesses a broad spectrum of antifungal and antialgal activity against all fungi and algae including following relevant organisms.
Typical profile of the microorganism attacking exterior painted surface

Name of Microorganism:
Bacteria
– Escherichia Coli
– Micrococcus luteus
– Proteus Vulgaris
– Pseudomonas aeruginosa
Yeast
– Candida albicans
– Saccharomyces cerevisiae
Algae
– Lynbyaba sp
– Plectonemagrcillinum
– Scytonemastuposum
– Nostoc commune
– Pleurococcus sp.
– Scenedesmus sp.
– Anabaena sp.
– Cholrella
– Trebouxia sp.
Fungi
– Alternaria alternate
– Aspergillus niger
– Curvularialunata
– Aureobasidium pullulans
– Chaetomium globosum
– Cladosporium sp.
– Fusarium sp.
– Pacillomyces sp.

Addition and compatibility:
For optimum and uniform mixing Kopthione 40% FPS should be added during the early stages of production preparation preferably after the addition of all extenders of the paint recipe. It is compatible with most formulations in which its application is recommended. However, users are advised to carry out with their own tests.

Kopthione Zn (Zinc Pyrithione Powder)

Kopthione Zn powder is an off-white colour, micronized, industrial grade powder.

It exhibits a significant growth inhibiting activity against a broad spectrum of both gram negative and gram positive bacteria besides bacteria, fungi, yeast and mold. Its negligible solubility in water makes it preferred biocide in soft fouling marine paint applications segment.

Product Information:

Composition: Micronised powder of Zinc Pyrithione (Zinc 2-pyridinethiol-1-oxide)
Appearance: Off white to beige coloured powder
Odour: Nearly odourless to mild
Zinc Pyrithione: 97% min
Molecular Formula: C10H8N2O2S2Zn
Density: 1.8106 at 22.5°C
Stability in product: Light stable, stable in pH range 3-10

Application:

As antifungal agent in soft fouling marine paints,
As antifungal agent in sealants, caulks, grouts and patching compounds, flooring adhesives, roofing, coated fabrics, wall covering and leather cloth
As antifungal agent in flexible films, foils and sheet, rigid film, sheet extrusion and injection moulding, shoe uppers and liners, rubber vulcanisations and tyres.

Features:

A broad spectrum wet state and dry film fungicide and algaecide to protect plastics , sealants, solvent and water borne textile coatings , wood coatings, lacquers, stains and emulsion paints from fungal and algal growth besides exhibiting good bacteriostatic properties.

Antimicrobial Efficacy:

Kopthione Zn Powder possesses a broad spectrum of antifungal and antialgal activity against all fungi and algae following relevant organisms.

Name of Microorganism:

Bacteria
– Escherichia Coli
– Micrococcus luteus
– Proteus Vulgaris
– Pseudomonas aeruginosa
Yeast
– Candida albicans
– Saccharomyces cerevisiae
Algae
– Lynbyaba sp
– Plectonemagrcillinum
– Scytonemastuposum
– Nostoc commune
– Pleurococcus sp.
– Scenedesmus sp.
– Anabaena sp.
– Cholrella
– Trebouxia sp.
Fungi
– Alternaria alternate
– Aspergillus niger
– Curvularialunata
– Aureobasidium pullulans
– Chaetomium globosum
– Cladosporium sp.
– Fusarium sp.
– Pacillomyces sp.

Addition and compatibility:

Hydrolytically stable between pH 4 and 8.5 Below pH 3.5 conversions to Pyrithione occur. In alkaline solutions conversion to soluble alkali salts occurs.
Transchelation in coatings occurs in the presence of heavy metal ions. Even traces of the corresponding chelates can cause a noticeable discolouration, foremost the iron and copper complexes.
Sensitive to strong oxidizing and reducing agents and light.
Photolytically stable in pigmented coatings

Kopthione Cu (Copper Pyrithione)

Kopthione Cu Powder is a light green crystalline type fine powder. It exhibits pronounced 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 as a marine antifouling agent. It is used in marine paints when a more gelling resistant antifoulant is required.

Product Information:

Composition: Micronised fine powder
Appearance: Olive green coloured powder
Odour: Nearly odourless to mild
Copper Pyrithione: 95% min
Solubility: Sparingly soluble in water 4.93 mg/l at 20°C; 6.11 mg/l at 30°C. Slightly improved solubility in organic solvents.
Stability in product: Light stable, stable in the pH range 6-8

Application :

Copper Pyrithione Powder is a 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 the 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 hulls or static marine structures.

Antimicrobial Efficacy:

Kopthione Cu Powder possesses a broad spectrum of antifungal and antialgal activity against all fungi and algae including the following relevant organisms. This product can restrain and sterilize eight moulds, five bacteria, as well as two yeast fungis which are distillery yeast and bakers yeast. The various micro-organisms are as follows.

Name of Microorganism:

Bacteria
– Bacillus subtilis
– Bacillus megaterium
– Escherichia Coli
– Pseudomonas fluorescens
– Staphylococcus aureus
– Saccharomyces cerevisiae
– Klocckeria Janke
Fungi
– Aspergillus niger
– Aspergillus flavus
– Aspergillus versicolor
– Penicillium citrinum
– Pacillomycesvariotii
– Cladosporium herbarium
– Trichoderma viride
– Chaetomium globosum

Features

Copper Pyrithione is intended to be used as a co-biocide (booster biocide) by both professional and non-professional users in antifouling products against marine fouling species. It is meant to be effective against soft fouling organisms, so its function is to increase the efficacy of the product in order to remove the most problematic fouling organisms.

Functional Activity: Algaecide, bactericide, and Fungicide.

Guideline application: Antifouling paint in marine and yacht applications, controls algae in fishnet by coating.

Benefits:

– Broad spectrum antimicrobial
– Excellent heat and pH stability
– No VOC’s
– Low water solubility = low leach rate = long term protection
– Extensively tested toxicology and environmental profits
– Normal addition levels are in the range 2 to 4% by weight

Kopthione Na (Sodium Pyrithione 40% FPS)

Kopthione Cu Powder is a light green crystalline type fine powder. It exhibits pronounced 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 as a marine antifouling agent. It is used in marine paints when a more gelling resistant antifoulant is required.

Product Information:

Composition: Micronised fine powder
Appearance: Olive green coloured powder
Odour: Nearly odourless to mild
Copper Pyrithione: 95% min
Solubility: Sparingly soluble in water 4.93 mg/l at 20°C; 6.11 mg/l at 30°C. Slightly improved solubility in organic solvents.
Stability in product: Light stable, stable in the pH range 6-8

Application :

Copper Pyrithione Powder is a 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 the 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 hulls or static marine structures.

Antimicrobial Efficacy:

Kopthione Cu Powder possesses a broad spectrum of antifungal and antialgal activity against all fungi and algae including the following relevant organisms. This product can restrain and sterilize eight moulds, five bacteria, as well as two yeast fungis which are distillery yeast and bakers yeast. The various micro-organisms are as follows.

Name of Microorganism:

Bacteria
– Bacillus subtilis
– Bacillus megaterium
– Escherichia Coli
– Pseudomonas fluorescens
– Staphylococcus aureus
– Saccharomyces cerevisiae
– Klocckeria Janke
Fungi
– Aspergillus niger
– Aspergillus flavus
– Aspergillus versicolor
– Penicillium citrinum
– Pacillomycesvariotii
– Cladosporium herbarium
– Trichoderma viride
– Chaetomium globosum

Features

Copper Pyrithione is intended to be used as a co-biocide (booster biocide) by both professional and non-professional users in antifouling products against marine fouling species. It is meant to be effective against soft fouling organisms, so its function is to increase the efficacy of the product in order to remove the most problematic fouling organisms.

Functional Activity: Algaecide, bactericide, and Fungicide.

Guideline application: Antifouling paint in marine and yacht applications, controls algae in fishnet by coating.

Benefits:

– Broad spectrum antimicrobial
– Excellent heat and pH stability
– No VOC’s
– Low water solubility = low leach rate = long term protection
– Extensively tested toxicology and environmental profits
– Normal addition levels are in the range 2 to 4% by weight

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USFDA inspected facilities across all units

REACH

EU Region REACH-Registered Products

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