Northern Technologies International Corporation Declares Quarterly Cash Dividend

MINNEAPOLIS, April 23, 2021 (GLOBE NEWSWIRE) -- Northern Technologies International Corporation NTIC, a leading developer of corrosion inhibiting products and services, as well as bio-based and biodegradable polymer resin compounds, today announced that the Board of Directors declared a quarterly cash dividend of $0.065 per share payable on May 19, 2021 to shareholders of record at the close of business on May 5, 2021.

About Northern Technologies International Corporation 
Northern Technologies International Corporation develops and markets proprietary environmentally beneficial products and services in over 60 countries either directly or via a network of subsidiaries, joint ventures, independent distributors and agents. NTIC's primary business is corrosion prevention marketed primarily under the ZERUST^® brand. NTIC has been selling its proprietary ZERUST^® rust and corrosion inhibiting products and services to the automotive, electronics, electrical, mechanical, military and retail consumer markets for over 40 years and in recent years has targeted and expanded into the oil and gas industry. NTIC offers worldwide on-site technical consulting for rust and corrosion prevention issues. NTIC's technical service consultants work directly with the end users of NTIC's products to analyze their specific needs and develop systems to meet their technical requirements. NTIC also markets and sells a portfolio of bio-based and biodegradable polymer resins and finished products marketed under the Natur-Tec^® brand.

Investor and Media Contact:
Matthew Wolsfeld, CFO
NTIC
(763) 225-6600