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Decreasing the Effect of Ultra Violet Ray on Polypropylene by Using Chromium Tri-oxide

Received: 5 April 2016     Accepted: 19 April 2016     Published: 7 May 2016
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Abstract

Chromium tri-oxide (CrO3) /polypropylene sheets have been prepared by twin screw extruder machine. Polypropylene (PP) is being used in producing tanks, pressure vessels, and other outer doors applications to reduce original cost. The effect of ultraviolet ray has been studied because of the tertiary carbon bonds in PP chain structure is the center of UV attack. Mechanical tests (tension, flexural, hardness, and creep) have been carried out on (CrO3/PP) with proportions (0.05%, 0.1%). The results show that, after different intervals of UV exposure (CrO3) works as stabilizer and plasticizer at the same time.

Published in International Journal of Materials Science and Applications (Volume 5, Issue 2)
DOI 10.11648/j.ijmsa.20160502.20
Page(s) 95-101
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2016. Published by Science Publishing Group

Keywords

Thermoplastic, Polypropylene (PP), Ultraviolet (UV), Chromium tri-oxide (CrO3), Degradation

References
[1] Karak Niranjan, (2009), "Fundamentals of polymers Raw Materials to Finish Products", PHI Learning Private Limited, New Delhi.
[2] Massy Liesl K., (2007), "The Effects of UV Light and Weather on Plastic and Elastomers", Second Edition, United State of America, Willam Andrew, Inc.
[3] CAPOT, "UV Weathering and Related Test Methods", www.cabot-corp.com/plastics.
[4] U. S. Global Change Research Information Office, "UV Damage to Polymers", Pennsylvania, NW, Washington, http://www.gcrio.org/.
[5] E. Jorden Brookes, "engineered metals and plastics", www.EJBCO.com.
[6] INEOS, (2007), "Polypropylene Processing Guide", Olefins and polymers USA, www.ineos-op.com.
[7] Alcock Benjamin (2004), "Single Polymer Composites Based on Polypropylene: Processing and Properties", the PhD thesis, University of London, Queen Mary, Materials Department, UK.
[8] Ritu, (2015), "Synthesis and Characterization of Chromium Oxide Nanoparticles", IOSR Journal of Applied Chemistry, Vol. 8, Issue 3.
[9] Ivanova T, Gesheva K, Cziraki A, Szekeres A and Vlaikova E, (2008),"Structural transformations and their relation to the optoelectronic properties of chromium oxide thin films", Journal of Physics, series 113.
[10] Gutsev G. L., Jena P., Zhai Hua-Jin and Wang Lai-Sheng, (2001) "Electronic structure of chromium oxides, CrOn- and CrOn (n=1–5) from photoelectron spectroscopy and density functional theory calculations", Journal of chemical physics, Vol. 115, No. 17.
[11] Trivedi Mahendra Kumar, Tallapragada Rama Mohan, Branton Alice, Trivedi Dahryn, Nayak Gopal, Latiyal Omprakash, and Snehasis Jana, (2015), "Characterization of Physical, Thermal and Structural Properties of Chromium (VI) Oxide Powder: Impact of Biofield Treatment", powder metallurgy and mininig, Vol. 4. Issue 1.
[12] Symonowicz Barbara-Lipp, Sztajnowski Sławomir, Kardas Iwona, (2006), "Influence of UV Radiation on The Mechanical Properties of Polyamide and Polypropylene Fibers in Aspect of Their Restructuring", Autex Research Journal, Vol. 6, No. 4.
[13] Amintowlieh. Y. and others (2012), "Modification of Polypropylene by UV-Radiation", University of Waterloo, N2L 3G1 Canada.
[14] Lawston Marlene, (2015), "The Effect of Ultraviolet and Ultraviolet - Ozone Exposure on Polymers", Niskayuna High School.
[15] Askeland Donald R., (1991), "THE Science and Engineering of Materials", university of Missouri-rolla, Great Britain by Clays Ltd, St Ives, ISBN 0 412 34260.
[16] McCrum N. G., Buckley C. P., Bucknall C. B, (1997), "Principles of Polymer Engineering", Oxford university Press Inc., NewYork, Great Britain by Bookcraft Ltd., Midsomer Norton, Avon, ISBN 0 19 856527 5.
[17] Callaghan, S. J. (2001), "Comparing Weathering of Plastics", BUILD, BRANZ. Wellington.
[18] Singh Bhupendra Butola, (2013), "Photostability of HDPE Filaments Stabilized with UV Absorber UVA and light stabilizer HALS", Journal of Engineering Fibers and Fabrics, vol. 8, issue 1.
[19] harper A. Charles., (2006), "Handbook of Plastics Technologies", United States OF America, McGraw-Hill, ISBN 0-07-146068-3.
Cite This Article
  • APA Style

    Zainab Fadhil Kadhim. (2016). Decreasing the Effect of Ultra Violet Ray on Polypropylene by Using Chromium Tri-oxide. International Journal of Materials Science and Applications, 5(2), 95-101. https://doi.org/10.11648/j.ijmsa.20160502.20

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    ACS Style

    Zainab Fadhil Kadhim. Decreasing the Effect of Ultra Violet Ray on Polypropylene by Using Chromium Tri-oxide. Int. J. Mater. Sci. Appl. 2016, 5(2), 95-101. doi: 10.11648/j.ijmsa.20160502.20

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    AMA Style

    Zainab Fadhil Kadhim. Decreasing the Effect of Ultra Violet Ray on Polypropylene by Using Chromium Tri-oxide. Int J Mater Sci Appl. 2016;5(2):95-101. doi: 10.11648/j.ijmsa.20160502.20

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  • @article{10.11648/j.ijmsa.20160502.20,
      author = {Zainab Fadhil Kadhim},
      title = {Decreasing the Effect of Ultra Violet Ray on Polypropylene by Using Chromium Tri-oxide},
      journal = {International Journal of Materials Science and Applications},
      volume = {5},
      number = {2},
      pages = {95-101},
      doi = {10.11648/j.ijmsa.20160502.20},
      url = {https://doi.org/10.11648/j.ijmsa.20160502.20},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijmsa.20160502.20},
      abstract = {Chromium tri-oxide (CrO3) /polypropylene sheets have been prepared by twin screw extruder machine. Polypropylene (PP) is being used in producing tanks, pressure vessels, and other outer doors applications to reduce original cost. The effect of ultraviolet ray has been studied because of the tertiary carbon bonds in PP chain structure is the center of UV attack. Mechanical tests (tension, flexural, hardness, and creep) have been carried out on (CrO3/PP) with proportions (0.05%, 0.1%). The results show that, after different intervals of UV exposure (CrO3) works as stabilizer and plasticizer at the same time.},
     year = {2016}
    }
    

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  • TY  - JOUR
    T1  - Decreasing the Effect of Ultra Violet Ray on Polypropylene by Using Chromium Tri-oxide
    AU  - Zainab Fadhil Kadhim
    Y1  - 2016/05/07
    PY  - 2016
    N1  - https://doi.org/10.11648/j.ijmsa.20160502.20
    DO  - 10.11648/j.ijmsa.20160502.20
    T2  - International Journal of Materials Science and Applications
    JF  - International Journal of Materials Science and Applications
    JO  - International Journal of Materials Science and Applications
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    SN  - 2327-2643
    UR  - https://doi.org/10.11648/j.ijmsa.20160502.20
    AB  - Chromium tri-oxide (CrO3) /polypropylene sheets have been prepared by twin screw extruder machine. Polypropylene (PP) is being used in producing tanks, pressure vessels, and other outer doors applications to reduce original cost. The effect of ultraviolet ray has been studied because of the tertiary carbon bonds in PP chain structure is the center of UV attack. Mechanical tests (tension, flexural, hardness, and creep) have been carried out on (CrO3/PP) with proportions (0.05%, 0.1%). The results show that, after different intervals of UV exposure (CrO3) works as stabilizer and plasticizer at the same time.
    VL  - 5
    IS  - 2
    ER  - 

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Author Information
  • Metallurgy Department, College of Materials Engineering, Babylon University, Babylon, Iraq

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