Unsaturated polyester resin (UPR) wastes pyrolysis was cracked to prepare feed stock, and process conditions of catalytic cracking reaction were introduced systematically.
对不饱和聚酯树脂(upr)废料裂解制原料油技术进行了研究，系统地考察了催化裂解反应工艺条件。
The putty with good properties was prepared from air drying unsaturated polyester resin by authors ourselves. A brief description was given to the syntheses in UPR and putty.
利用自制的气干性不饱和聚酯树脂研制出性能优良的聚酯腻子，介绍了不饱和聚酯及其腻子的制法并讨论了影响腻子性能的一些因素。
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