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Carboxy-Terminated Nitrile Butadiene Rubber (CTBN)

Carboxyl-terminated butadiene-acrylonitrile copolymer used to toughen epoxy resins, adhesives, sealants, and coatings.

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Commercial suitability

Offers customizable CTBN grades and 50 kg or 170 kg drum packaging.

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Five CTBN grades are listed with differing carboxyl values and acrylonitrile contents.

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Custom formulations are offered for customer applications and specifications.

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Available in 50 kg plastic or 170 kg metal drums.

Pro tip: Compare carboxyl value, acrylonitrile content, and viscosity against your resin system before selecting a CTBN grade.

Specifications

CAS Number 25265-19-4
Packaging 50 kg plastic drum or 170 kg metal drum
Carboxyl Value 0.45–0.75 across listed grades mmol/g
Acrylonitrile Content 8.0–28.0 across listed grades %
Moisture ≤0.05 wt%
Shelf Life 12 months
Bulk Specialist Specialty Chemicals

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Supplier

F

further-chem.com

Specialty chemical supplier and global export office

🇨🇳 Shanghai, Shanghai, China

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