For a type of modified guar gum being used in acidic and CO2-foam fracturing, its main properties is evaluated in this paper.
为使一种改性胍胶能用于酸性压裂和CO2泡沫压裂，对其主要性能进行了评价。
Under alkaline condition, guar gum powder is modified by C1CH2COOH used as carboxymethyl agent.
在碱性条件下，以C1CH2COOH为羧甲基化试剂，对瓜胶粉进行化学改性。
Under alkaline condition, guar gum powder is modified by C1CH2COOH used as carboxymethyl agent.
在碱性条件下，以C1CH2COOH为羧甲基化试剂，对瓜胶粉进行化学改性。
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