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A copolymer of butadiene and acrylonitrile is known as __________

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A copolymer of butadiene and acrylonitrile is known as __________

(a) Nitrile rubber

(b) Butyl rubber

(c) Polysulphide rubber

(d) Fluorine rubber

I got this question in final exam.

This question is from Insulating Materials topic in chapter Magnetic & Insulating Materials of Engineering Material & Metallurgy

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Correct option is (a) Nitrile rubber

To elaborate: Nitrile rubber is a copolymer formed by a combination of butadiene and acrylonitrile. It has good tensile strength and exceptional adhesion. It is largely used in aircraft fuel tanks, printing rollers, and O-rings.

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