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Content available remote Quick Detection of Aldehydes and Ketones in Automotive Textiles
EN
This study was aimed to develop a quick detection method to test aldehydes and ketones in textiles in order to control the quality of automotive textiles in the development process from fabric production to end-use in vehicles. In this study, a pretreatment of samples was applied to simulate the actual environment of textiles used in vehicles. Collected volatiles were reacted with 2,4-dinitrophenylhydrazine and then eluted with acetonitrile tetrahydrofuran. The eluent was analyzed with high-performance liquid chromatography. Findings showed more than 90% volatiles could be detected in the established method; the lowest determination limit was 0.0297 mg/mL; and the lowest quantification limit was 0.0991 mg/mL, which meant sensitivity and capability of the method were high. Regression coefficients of linear models between volatile concentrations and chromatographic peak characteristics were >0.995, indicating that the method could effectively and efficiently determine the contents of volatiles in automotive textiles.
2
Content available remote Study of the abrasion resistance in the upholstery of automobile seats
EN
The automotive manufacturing industry is a key user of technical textiles. Cars consume a large amount of material, and the textiles are not an exception. The objective of this study is to compare four abrasion testers, which are used for the automobile sector. Previously the test parameters have been determined to make the most precise comparison, and four car seat upholstery structures have been compared. Martindale is the most complex abrasion tester: it generates a movement according to a curve of Lissajous and can test several samples simultaneously for a machine cycle; for this reason, it has been determined that part of the total results variations is attributable to the parameters of the used apparatus and tested structures as well.
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