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介绍了日本Toyobo公司开发的新型无锑催化体系 ,用于聚酯的聚合过程 ,催化活性不受消光剂的影响。用新型催化剂制得的聚酯 ,其色泽和热稳定性提高 ,可以满足纤维、瓶和薄膜不同用途的需要。
A new type of antimony-free catalytic system developed by Japan Toyobo Company is introduced for the polymerization of polyester. The catalytic activity is not affected by matting agent. Polyesters made with the new catalysts have improved color and thermal stability to meet the diverse needs of fibers, bottles and films.