The results show that the kaolin slurry with high solid content can be prepared by anion or cationdispersant, the anion type system is alkaline while the cationtype system is acidic.

• 结果表明:采用阴、阳离子型分散剂均能制备高固含量的高岭土浆液,含阴离子型分散剂的高固含量高岭土浆液体系为阴离子型,体系环境为碱性;