Category overview

Chlorinated Rubbers (CR)

Based on 56 products - Last update on the Jun 26, 2025

Chlorinated rubber appears as a pale yellow resin. Its chemistry involves the chlorination of natural rubber, enhancing its resistance to chemicals, water, and corrosion. Key features include excellent adhesion, flexibility, and durability, making it suitable for harsh environments. Main applications include protective coatings for boats, bridges, and chemical equipment. 

Alternatives to chlorinated rubber include epoxy and polyurethane coatings. Current trend in this technology is the increasing use of chlorinated rubber in eco-friendly coatings due to its low VOC content. Sub-types include high-viscosity and low-viscosity versions.

Properties

Mechanical PropertiesValue & unitTest conditiontest method
Elongation at Break (11)
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Tensile Strength (16)
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Others propertiesValue & unitTest conditiontest method
Chlorine Content (32)
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Viscosity (20)
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Pergut® B 20

by Covestro

Pergut® B 20 by Covestro is a polybutadiene-based chlorinated rubber by Covestro, containing low content of carbon tetrachloride. Shows good adhesion, easy processability, fast drying, excellent repaintability and high paint storage stability in closed containers. Provides chemical-, acid-, base-, saline solution-, water-, bacterial-, mold-, fungus-, corrosion-, fouling- and environmental resistance. It is soluble in many solvents and offers good compatibility with numerous resins, polymers, plasticizers, pigments and fillers. Pergut® B 20 is used as one-component application for container coatings, road marking and steel in civil & water engineering.

Pergut® S 5

by Covestro

Pergut® S 5 by Covestro is a polybutadiene-based chlorinated rubber by Covestro, containing low content of carbon tetrachloride. Shows good adhesion, easy processability, fast drying, excellent repaintability and high paint storage stability in closed containers. Provides chemical-, acid-, base-, saline solution-, water-, bacterial-, mold-, fungus-, corrosion-, fouling- and environmental resistance. It is soluble in many solvents and offers good compatibility with numerous resins, polymers, plasticizers, pigments and fillers. Pergut® S 5 is used as one-component application for hot seal coatings.

Pergut® S 40

by Covestro

Pergut® S 40 by Covestro is a polyisoprene-based chlorinated rubber by Covestro, containing low content of carbon tetrachloride. Shows good adhesion to metals (steel, iron, zinc) & mineral substrates, easy processability, fast drying, excellent repaintability and high paint storage stability in closed containers. Provides chemical-, acid-, base-, saline solution-, water-, bacterial-, mold-, fungus-, corrosion-, fouling- and environmental resistance. It is soluble in many solvents and offers good compatibility with numerous resins, polymers, plasticizers, pigments and fillers. Pergut® S 40 is used as one-component application for adhesives, swimming pool- & concrete coatings and steel in civil & water engineering.

Chlorinated Rubbers (CR)