It is showed that the addition of guar gum to coatings can improve the weatherability, wash fastness, and storage stability and it can save production cost and is good for spreading.

• 表明加入瓜尔胶的乳胶涂料的耐老化性能、耐洗刷性及储存稳定性均得到改善,并可节约生产成本,值得推广。