近年来,瓜尔胶作为环境友好型的天然高分子植物胶受到人们的重视。羧甲基瓜尔胶作为瓜尔胶衍生物的一种,具有黏度高、溶解速度快、透明度和稳定性好等优点,因此羧甲基瓜尔胶的应用领域也在不断翻新和扩大。就近两年来羧甲基瓜尔胶的性能和应用状况做了叙述,包括:羧甲基瓜尔胶在造纸、医学、石油、合成材料上的应用。 In recent years, guar gum as environmentally friendly natural polymer gum by people’s attention. As a kind of guar gum derivatives, carboxymethyl guar gum has the advantages of high viscosity, fast dissolution rate, good transparency and good stability, so the application field of carboxymethyl guar gum is constantly being renovated and expanded. Carboxymethyl guar gum performance and application of the past two years have been described, including: carboxymethyl guar gum in papermaking, medicine, petroleum, synthetic materials applications.