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汽车内饰注塑件的气味性及VOC性能优化研究

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随着消费者对车内空气质量的日益重视,气味性和挥发性有机化合物(VOC)性能成为汽车制造行业评估内饰注塑件品质的重要指标之一.因此,改善这两个性能对于提高汽车内饰品质至关重要.通过研究发现:随着注塑温度的升高,成品的气味性和多种VOC指标都呈现变差趋势,降低不同塑胶材料的注塑温度可以实现注塑件总成的气味性和VOC性能的优化.此外,当不含玻纤的聚丙烯(PP)材料注塑温度高于 210℃时,不仅零部件总成的气味性及VOC性能显著变差,而且力学性能也会显著变差.这意味着控制注塑温度在优化气味性和VOC性能的同时,也能够保持或提高内饰件的关键力学性能指标.总之,通过改善注塑温度,可以有效提高汽车内饰注塑件的气味性和VOC性能,从而改善车内空气质量,提升乘客的舒适度和安全性.该研究为汽车制造行业提供了重要的指导和借鉴,有助于推动汽车内饰品质的持续改进和创新发展.
Study on Optimization of Odor and VOC Characterisation of Automotive Interior Injection Molded Components
With the increasing attention of consumers to in-vehicle air quality,odor and volatile organic compound(VOC)characterisation have become one of the important indicators to evaluate the quality of interior injection components in the automotive manufacturing industry.Therefore,improving these two characterisation is crucial to improve the quality of automotive interior injection molded components.Through research,it was found that with the increase of injection molding temperature,the odor of the finished product and various VOC indicators all show a deteriorating trend.Reducing the injection molding temperature of different plastic materials can optimize the odor and VOC performance of the injection molded parts assembly.In addition,it was found that when the injection molding temperature of polypropylene(PP)material without glass fiber was higher than 210℃,not only the odor and VOC performance of the component assembly were significantly deteriorated,but also the mechanical properties were deteriorated.This means that controlling injection molding temperature can optimize odor and VOC performance while also maintaining or improving key indicators such as structural strength and wear resistance of the components.Overall,by improving the injection molding temperature,the odor and VOC characterisation of the plastic components of the automotive interior can be effectively improved,thereby improving the air quality in the car and enhancing the comfort and safety of passengers.This study provides important guidance and reference for the automotive manufacturing industry,which helps to promote the continuous improvement and innovative development of the quality of automotive interior.

injection molded componentsodorVOCtemperaturemechanical property

杨眉、李香、李琼、张亮

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比亚迪股份有限公司内外饰技术开发中心,广东深圳 518118

注塑件 气味性 VOC 温度 力学性能

2024

汽车零部件
中国科学技术信息研究所 中国汽车零部件工业公司

汽车零部件

影响因子:0.121
ISSN:1674-1986
年,卷(期):2024.(7)