Nipol HR662 Butadiene-acrylonitrile copolymer 43063-09-8 Zeon Chemical Rubber - Elastomer >> Butadiene-acrylonitrile / Nitrile rubber, NBR ADHESIVE Polymerization-bound stabilizer. Excellent resistance to deterioration from fluid extraction. Low Mooney for maximum mold flow. Excellent dynamic abrasion resistance at high temperatures. Fast cure rate, high resilience. Low water swell. Excellent resistance to dynamic fatigue. Nipol HR662 is a cold, fatty acid, butadiene-acrylonitrile copolymer made with built-in antioxidant. Butadiene-acrylonitrile copolymer made with built-in antioxidant. Possesses low mooney for good mold flow. Provides very good resistance to deterioration from fluid extraction, fast cure rate, high resilience, low water swell, very good resistance to dynamic fatigue and dynamic abrasion even at high temperatures. Used in adhesives.