Viskase Companies, Inc. announced earnings results for the second quarter ended June 30, 2021. For the second quarter, the company announced sales was USD 105.355 million compared to USD 103.152 million a year ago. Operating income was USD 6.954 million compared to USD 9.737 million a year ago. Net income was USD 1.999 million compared to USD 2.595 million a year ago. For the half year, sales was USD 206.640 million compared to USD 201.630 million a year ago. Operating income was USD 14.954 million compared to USD 17.326 million a year ago. Net income was USD 1.098 million compared to net loss of USD 948,000 a year ago.