การเพิ่มสมบัติเชิงกลและการต้านทานรังสียูวีของวัสดุเชิงประกอบยางธรรมชาติผสมนาโนไทเทเนียมไดออกไซด์

Authors

  • พีรวัส คงสง อาจารย์, สาขาวิศวกรรมวัสดุ คณะวิศวกรรมศาสตร์และเทคโนโลยี มหาวิทยาลัยเทคโนโลยี ราชมงคลอีสาน 744 ถ. สุรนารายณ์ ต. ในเมือง อ. เมือง จ. นครราชสีมา 30000
  • มาหามะสูไฮมี มะแซ อาจารย์, สาขาวิศวกรรมอุตสาหการ คณะวิศวกรรมศาสตร์ มหาวิทยาลัยเทคโนโลยีราชมงคลศรีวิชัย 1 ถ. ราชดำเนินนอก ต. บ่อยาง อ. เมือง จ. สงขลา 90000

Keywords:

natural rubber, composite, nano-titanium dioxide, UV, aging

Abstract

The purpose of this research was to study the influence of adding titanium dioxide nanoparticles on the mechanical properties of natural rubber under UV radiation. The composite was prepared by mixing natural rubber with titanium dioxide nanoparticles at quantities 0, 1, 2, 3, and 4 phr in a two-roll rubber mill. The composites were molded using a compression molding machine, and tensile strength tests were conducted along with morphological studies. The morphological properties observed using a scanning electron microscope revealed that the titanium dioxide nanoparticles were well dispersed, leading to improved mechanical properties with increasing amounts of titanium dioxide nanoparticles. Optical microscope showed the crack patterns of the composite material between titanium dioxide nanoparticles and natural rubber after UV exposure for 30 days at 0, 1, 2, 3, and 4 phr. The results indicated that the cracks on the natural rubber surface decreased as the amount of titanium dioxide nanoparticles increased.

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Published

2024-12-25

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Section

บทความวิจัย (Research Article)