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             Publication
Journal Publication
Research Title Fabrication and Thermo-Mechanical Characteristics of PHBV/Latex/Vegetable Oil Composites-Modifying on Biocomposites 
Date of Distribution 3 May 2019 
Conference
     Title of the Conference International Conference on Smart and Sustainable Developments in Materials, Manufacturing and Energy (SME 2019) 
     Organiser The Department of Mechanical Engineering NMAM Institute of Technology, Nitte, Udupi Karnataka, India 
     Conference Place India 
     Province/State Mangalore India 
     Conference Date 23 May 2019 
     To 24 May 2019 
Proceeding Paper
     Volume
     Issue
     Page 26 
     Editors/edition/publisher The Department of Mechanical Engineering NMAM Institute of Technology, Nitte, Udupi Karnataka, India 
     Abstract Polyhydroxy butyrate-co-hydroxyvalerate (PHBV, P) and natural latex (L) are mixed together to improve biostructures due to very stiff PHBV and high resilient natural latex. Another raw material added in PHBV/L mixtures is a vegetable oil which is vary between virgin coconut oil (VC) and cooking coconut oil (CC). Then, the three mixtures are known for P-L-C biocomposites. These three different components among PHBV, natural latex, and the coconut oil are considered to obtain their proper mechanical properties. The 2% and 3% (w/v) of PHBV concentrations (2P, 3P) in chloroform are started as the main component, and mixed to natural latex (L) and coconut oil (VC or CC) as the blended films in the ratio of 12:8:1, 10:10:1, 8:12:1, and compared to 6:4:1, 5:5:1, 4:6:1, respectively. The blends are specified the thermal property by the differential scanning calorimetry and also distinguished with their crystallinity. Besides, they are also characterized the tensile strength by universal testing machine. The degree of crystalline is inversely proportional to the melting temperature particularly for 3Px-Lx-C1. The 3% w/v of PHBV-Latex-Coconut oil blends presents higher melting temperature than the 2% w/v of PHBV-Latex-Coconut oil mixtures. Adding coconut oil mixes show a lower melting temperature at 166-167oC when is compared to the mixture without coconut oil at 168-169oC. The virgin coconut oil mixes specify no in consistancy of the melting temperature, enthalpy, and degree of crystalline. The addition of the coconut oil can diminish the 50% of tensile strength and the 6-7% of tensile modulus. The cooking coconut oil added in the 2% w/v PHBV-Latex matrix affects a 10% increase in tensile modulus related to the 3% w/v PHBV-Latex matrix. The appearance of the coconut oil in the blend is suitable for conformity of plastic deformation. 
Author
597040038-4 Mr. AGUNG KRISTANTO [Main Author]
Engineering Doctoral Degree

Peer Review Status มีผู้ประเมินอิสระ 
Level of Conference นานาชาติ 
Type of Proceeding Abstract 
Type of Presentation Oral 
Part of thesis true 
Presentation awarding true 
     Award Title The Best Paper Award 
     Type of award รางวัลด้านวิชาการ วิชาชีพ 
     Organiser The Department of Mechanical Engineering NMAM Institute of Technology, Nitte, Udupi Karnataka, India 
     Date of awarding 24 พฤษภาคม 2562 
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