Breadcrumb Home News July 23, 2013 02:00 AM Emerald Performance Materials discusses expansion Tweet Share Share Email More Print Related Articles Emerald to upgrade product line at Illinois plant Emerald facility to focus on specialty nitrile, butadiene products Letter to the Editor Rubber & Plastics News wants to hear from its readers. If you want to express your opinion on a story or issue, email your letter to Editor Bruce Meyer at [email protected]. SIGN UP FOR FREE NEWSLETTERS Daily Newsmail (Weekdays) Breaking News (as Needed) Rubber in Automotive (Weekly) Silicone News (Bi-Weekly) Latex News (Monthly) Most Read Stories (Weekly) EMAIL ADDRESS Please enter a valid email address. Please enter your email address. Please select at least one newsletter to subscribe. View the discussion thread.