Michael Bratychak, Olena Astakhova, Olena Shyshchak, Jacek Namiesnik, Oresta Ripak, Serhiy Pyshyev Obtaining of Coumarone-Indene Resins Based on Light Fraction of Coal Tar. 1. Coumarone-Indene Resins with Carboxy Groups

Michael Bratychak, Olena Astakhova, Olena Shyshchak, Jacek Namiesnik, Oresta Ripak, Serhiy Pyshyev Obtaining of Coumarone-Indene Resins Based on Light Fraction of Coal Tar. 1. Coumarone-Indene Resins with Carboxy Groups