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Preparation And Characterization Of Alloy Functional Textile Materials

Posted on:2010-06-27Degree:MasterType:Thesis
Country:ChinaCandidate:Q X XuFull Text:PDF
GTID:2121360278475056Subject:Textile Engineering
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With the development of society and economic, people have higher requirements for the traditional textile materials.People hope textile materials not only meet the traditional taking performances but also have more features, for which the functional textile materials come up.Research on nano-materials is a hot topic in material scientific research field.The latest hot spots in material research field is to study and develop new functional nano-textile materials by use of nanotechnology.For it, textile materials are out of the circle of clothes.They become important raw materials of decorative use and industrial use.Nano-textile materials will have their very broad application prospects as a result of their unique advantages.In my paper the MnFeCo alloy functional thinfilms were deposited on PET (polyester) spun-bonded non-woven by using low-temperature RF (radio frequency) magnetron sputtering technology.And then we made analysis of samples'structure state after experiments.Atomic Force Microscope (AFM) was used to characterize the microstructures of MnFeCo alloy functional thinfilms and to analyze the relationships between the films'morphologies and the parameters of the RF sputtering.We used the Scanning Electron Microscope (SEM) to analyze the microstructures of MnFeCo alloy functional thinfilms and to observe the bonding situation between the sputtered MnFeCo alloy and PET fibers.EDX was used to analyze the elements of the coating, and through using of vibrating sample magnetometer (VSM), we tested the magnetic properties of the samples and analyzed the influences which elements making on the coating ferromagnetic performance.This paper investigated the existence types of deposits on the face of substrate.By observing the surface morphology of coating before and after sputtering, the bonding of coating and substrate interface, we knew the reasons influencing the fastness between coating and substrate, and how to improve it.Then we analyzed the reasons of cracking and the coating off, and the failure mechanism of deposits.Finally, it was the functional analysis of the sputtered films.The digital four-probe meter was used to test the conductivity of MnFeCo alloy coating fabrics and the mica films with the same sputtered coating.The results showed that the conductive properties of mica film was better than that's of textile coating materials.Although non-woven coating fabrics were conductive, conductive property was poor.Tests analysed the possible reasons for non-performing, and samples before and after sputtering were further examined by anti-static test with the help of electrostatic induction fabric tester.The results revealed that the anti-static function of MnFeCo alloy coating was significantly improved comparing to the unsputtered textile materials, which can be understood as after coating the electrostatic on the surface was easy to be conducted out, then the surface of fabric was not easy to build up static electricity, so the fabric played a good anti-static effect.UV/Visible spectrophotometer was used to test the optical properties of the samples.The results of the UV/Visible spectrum indicated the transparent absorption properties of the sputtered MnFeCo alloy films was very good, and it had a strong ability of UV absorption, and we could take full use of this kind of characteristics to develop its applications.It can be used in the field of having relatively high requirements on light and UV.
Keywords/Search Tags:AFM, SEM, ferromagnetism, interfacial bonding, conductive properties and antistatic properties, optical properties
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