Nitrile rubber (NBR), also called Nitrile-butadiene rubber, an oil-resistant synthetic rubber produced from a copolymer of acrylonitrile and butadiene. Its main applications are in fuel hoses, gaskets, rollers, and other products in which oil resistance is required.
Nitrile rubber is mostly used where high oil resistance is required, as in automotive seals, gaskets, or other items subject to contact with hot oils. The rolls for spreading ink in printing and hoses for oil products are other obvious uses. NBR is also employed in textiles, where its application to woven and nonwoven fabrics improves the finish and waterproofing properties.
NBR manufacturers and trade names include: Nipol ™ NBR from Zeon Corporation; Buna N, Perbunan™, Krynac™, Baymod N™ from Lanxess; Nacar NBR from Nantex Industry; Butadiene-nitrile SKN from Omsk Kauchuk; Arnipol from Petrbras Energia SA; Europrene® N from Polimeri Europa; Paracril and Paraclean from INSA/Grupo Kuo and Ker N™ and Ker NVC™ from Synthos.
Other nitrile rubber manufacturers include JSR Corporation, Kumho Petrochemical, Eliokem, LG Chemical, Lion Copolymer, PetroChina and Sibur Holdings.
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