portuguese brazil about us what s new products product application contact us locations corporate brochure back to main company timeline watch history video since 2000 viskase continues to reach new heights with dynamic market responsive product evolution launching vismax visflex viscoat and polyjax casings 1977 shirmatic fibrous casings were developed to use on automated stuffing equipment . this pre shirred casing made a uniform diameter product in the least amount of time . 1971 viskase was the first company to sell e z peel nojax casing . this innovation considerably improved production efficiency in the manufacture of skinless sausages . 1935 fibrous casings of reinforced cellulose was introduced . 1931 first colored and printed nojax casings were introduced for brand identity and advertising in the meat case . 1925 erwin o. freund founded visking corporation known today as viskase companies inc. and the first production line of nojax casings . 333 east butterfield road suite 400 lombard illinois 60148 5679 800 323 8562 630 874 0700 viskase investor relations pay my bill about us careers terms and conditions for purchase orders products cellulose casings plastic casings & film applied technologies distributors contact us credit applications inquiries locations 2016 viskase companies inc. legal california transparency in supply chains act of 2010