Refining method with solvent mixed A with N-methyl pyrrolidone was used to decolor the FCC diesel oil.

以溶剂A和N-甲基吡咯烷酮的混合物为萃取剂，对催化裂化柴油进行了脱色精制研究。

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This indicates that N-methyl pyrrolidone is superior to naphthalene in comprehensive heat transfer performance and is suitable to be used in moderate-temperature heat pipe.

实验表明N—甲基吡咯烷酮综合传热性能优于萘，可望作为中温热管工质使用。

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The invention also provides a solvent for the production process of knitted impregnated PU gloves, which is prepared from polyurethane resin and methyl l pyrrolidone according to a certain proportion.

本发明同时提供了一种用于该针织浸渍PU手套生产工艺的溶剂，由聚氨酯树脂和甲基吡咯烷酮按比例配制。

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