
Keywords: طیف سنجی همبستگی کوانتومی تک هسته ای; Lignin-derivatives; Lignin-blends; Lignin-composites; DSC; differential scanning calorimetry; SEM; scanning electron microscopy; FT-IR; fourier transform infrared spectrophotometry; NMR; nuclear magnetic resonance; TGA; thermogravimetric analysis; PSD; pa