Wheat straw oxygen alkali lignin (AOL) was precipitated from the oxygen alkali pulping black liquor by adding HCl and H AOL was synthesized from AOL and propylene oxide (PO) under high temperature and high pressure .

• 用盐酸分离出麦草氧碱黑液中的木素 ,用环氧丙烷 (PO)在高温高压下使木素改性。