Lignin Market Size and Segment by Product (Low purity lignin, Lignosulphonates, Kraft lignin, Others) By Application (Macromolecules, Aromatics) By Downstream Potential (Vanillin, Carbon fiber, Phenol, BTX) Application (Concrete Additive, Animal Feed, Dye Stuff, Cosmetics, Absorbents), by Regions and Global Forecast 2022-2028