The low-kappa,high-viscosity EMCC pulps were found to be suitable with ECF and TCF bleaching for the production of a market-grade softwood pulp with 90%ISO brightness and goo...

• 使用氧、臭氧等无氯漂白剂，针叶木硫酸盐浆可以漂到90%25ISO白度并具有良好的强度性质，其关键是采用深化脱木素技术制备未漂浆。