The major compounds in honey are carbohydrates such as monosaccharides and disaccharides. same found cane-sugar concentrates. Unfortunately when sugar concentrate is added to honey, laboratory assessments be ineffective detecting this adulteration. Unlike tracing heavy metals adulterated much trickier harder detect, traditionally it has been very challenging come up with a suitable method prove the presence of adulterants products. This paper proposes combination array sensing multi-modality...

Agricultural wastes are considered not useful and commonly dumped or burned after crop harvesting. Rice husks from paddy (Oryza sativa) example of agricultural wastes. have been investigated as the material for pyramidal microwave absorbers. The setup fabrication measurement rice absorbers discussed. An 8£8 array absorber using husks-polyester-MEKP mixture has designed fabricated. There four main stages in this work: collection raw materials, mould fabrication, experiments performed to...

Graphene nanoplatelets (GNP) filled epoxy composites ranged from 0.2 to 5 vol.% were prepared in this study using simple heat assisted bath sonication for better GNP dispersion and exfoliation. The effects of filler loading via on the mechanical properties thermal deformation behaviour investigated. Improvements flexural strength fracture toughness up 0.4 recorded. Further addition shows a deteriorating composites. bulk electrical conductivity is greatly improved with 1 vol.%. expansion...

The effects of polyethylene grafted maleic anhydride on tensile properties, morphology, thermal degradation, and swelling behavior low density polyethylene/chicken feather fiber composites were studied. LDPE/CFF prepared using a Z-Blade mixer at 180°C rotor speed 50 rpm for 15 min. LDPE/CFF/PEgMAH exhibit higher strength, Young's modulus, final decomposition temperature, but lower mass swell percentage elongation break than composites. SEM morphology showed that the chicken more widely...

A new approach of mimicking the selective localization mechanism conductive filler into one phase immiscible polymer blend system is proposed here, where a moderate fine polymethylmethacrylate (PMMA) powder prepared and used as spacer in carbon black (CB) filled epoxy adhesives that can be applied at room temperature. The main purpose PMMA‐spacer to promote formation networks via aiding 3D self‐assembly CB filler, selectively continuous epoxy. content ranged from 10, 20, 30, 40, 50 vol.%...

Traditionally, fruits are harvested through conventional methods which based on smell, texture and harvesting time. This analytical technique has many disadvantages in terms of objectivity subjectivity. By determining various volatile released during pre-matured until matured period, one can actually selectively establish the exact time a fruit to ripe. The aromatic compounds emitted by Harumanis mango were analyzed using GCMS found that terpenes hydrocarbon e.g. limonene, α-pinene,...

ABSTRACT Ethyl vinyl acetate (EVA) copolymers are recyclable plastics with exceptional biocompatibility, thus they potent candidate materials for biomedical applications. In this study, improvement in the EVA biostability was aimed by incorporation of hybrid nanofillers. copolymer incorporating 3 wt % organically modified montmorillonite/bentonite (OMMT/Bent) nanofillers different ratios (3:0, 2.75:0.25, 2.5:0.5, 2.25:0.75, 2:1 and 0:3 %) were prepared melt compounding process then analyzed...

Epoxy shape memory foam (ESM) was produced by an advanced aqueous method.Mixture of epoxy, sodium bicarbonate, hardener and ammonium chloride premixed emulsified in distilled water using high speed stirring (at 1200 rpm).The content bicarbonate used 5, 10, 15 20 phr.Besides that, (based on stoichiometrical content) to also function as acidifying agent initiating the decomposition process at lower foaming temperature.The morphology observed SEM.It found that higher more porosity, cell size,...

Recycled high density polyethylene (RHDPE)/ethylene vinyl acetate (EVA)blends with different blend compositions and compatibilisers were prepared by using melt blending technique in Brabender Plasticorder at temperature 160°C rotor speed of 50 rpm for 10 min.The compatibilisation RHDPE/EVA blends enhanced the addition 6 phr polyethylene-grafted-maleic anhydride (PE-g-MAH) caprolactam-maleic (CL-MAH) as compatibilisers.The tensile properties, swelling behaviour, morphology infrared...

The effect of phthalic anhydride as a new coupling agent on the properties low density polyethylene/tyre dust (LDPE/TD) composites was studied. LDPE/TD with different tyre filler loading and addition were prepared Z-blade mixer. result indicated that LDPE/TDM show higher tensile strength, modulus elasticity, thermal stability swelling resistance than composites. interfacial adhesion between LDPE TD improved evidenced by morphological study.

The conductive polyethylene oxide/polyvinyl chloride/polyaniline (PEO/PVC/PAni) films were studied in terms of filler loading and the naphthalene effect. fabricated via solution casting using tetrahydrofuran as solvent at room temperature. analyses tensile properties, scanning electron microscopy (SEM), electrical conductivity, Fourier transform infrared (FTIR), thermogravimetric analysis done on PEO/PVC/PAni films. It is noticeable that PEO/PVC/PAni/naphthalene exhibited an average 10%...

The recycled high density polyethylene (rHDPE)/ethylene vinyl acetate (EVA)/ eggshell composites using poly(vinylchloride)-maleic anhydride (PVC-MA) as coupling agent was compounded Brabender internal mixer. results showed that the compatibilization of rHDPE/EVA blends enhanced by addition 6 phr PVC-MA. Furthermore, tensile, water absorption resistance, and interfacial adhesion properties were studied. Tensile such tensile strength Young’s modulus improved, while elongation at break reduced...

Limonene is a type of terpene hydrocarbons commonly produced by plants and known to possess strong smell oranges. Electronic nose (e-nose) an artificial olfaction device that able replicate the human olfactory sense. By using Interdigitated Electrode (IDE) structure, enose sensor for detecting volatile molecular imprinted polymer (MIP) was fabricated. The MIP membrane contained methacrylic acid, which formed specific cavities originated target molecule. ingredients were then polymerized on...

Alpha Pinene is a type of terpene hydrocarbons commonly emitted in substantial amounts by plants such as mango. Using Interdigitated Electrode (IDE) structure, sensor for detecting volatile using molecular imprinted polymer (MIP) was fabricated. The MIP membrane contained methacrylic acid, which formed specific cavities originated target molecule. use Polyethylene Terephthalate (PET) substrate would allow "low cost and flexible"sensor implementations. IDE capable to detect gas....

The effect of polyaniline (PAni) on the tensile properties, electrical conductivity, morphology, and thermal degradation (poly[vinyl chloride])/(poly[ethylene oxide])/PAni (PVC/PEO/PAni) conductive films was studied. strength modulus elasticity PVC/PEO/PAni decreased with an increase in PAni loading. At high content, exhibited higher conductivity stability than lower filler loadings. A scanning electron micrograph morphology study showed that could significantly improve interaction at...

The aim of the study was to utilize polyaniline (PAni) as conductive filler in poly (ethylene oxide) / (vinyl chloride) (PEO/PVC) films. Naphthalene used surface modifier increase properties PEO/PVC/PAni electrical conductivity film improved with higher loading PAni until it reached percolation threshold at 10 wt%. Moreover, films also addition naphthalene compared without naphthalene. These enhancements were due interfacial bonding between PEO/PVC blend and PAni, which supported by scanning...

The effect of carbon black (CB) loading filled (poly[vinyl chloride])/(poly[(ethylene oxide]) (PVC/PEO) conductive films with and without poly(ethylene glycol) diglycidyl ether (PEGDE) was studied. PVC/PEO/CB PVC/PEO/PEGDE/CB were prepared by a solution casting method. results indicate that the addition PEGDE PVC/PEO/CB/PEGDE exhibited higher tensile properties, electrical conductivity, thermal stability compared films. scanning electron microscope micrographs showed rough surface good...

In this paper, the electrical conductivity and characterizations of poly (ethylene oxide) / (vinyl chloride) polyaniline (PEO/PVC/PAni) films with without presence Ethylene Dimethacrylate (EDMA) were investigated. The prepared using solution casting method tetrahydrofuran as solvent. results indicated that PEO/PVC/PAni increased PAni loadings while EDMA showed higher than films. a value high 0.68 × 10-4 S/mm it enhanced interfacial adhesion between matrix filler proved by SEM morphology....

The effects of alkali treatment with sodium hydroxide on the tensile properties, morphology, thermal degradation, and mass swell low‐density polyethylene (LDPE)/(chicken feather fibers (CFF)) composites were studied. LDPE/CFF prepared by using a Z‐Blade mixer at 180 o C rotor speed 50 rpm. LDPE/CFF‐ Treated exhibited higher strength, Young's modulus, final decomposition temperature but had lower percentage elongation break than composites. An SEM morphology study showed that CFF could...

Abstract A comparison study between carbon black (CB) filled thermoset (epoxy) and thermoplastic, polymethylmethacrylate (PMMA), was done in this research. CB introduced as the conductive filler epoxy PMMA at different loading, which ranged from 5 vol.% to 20 vol.%. The physical, mechanical, electrical thermal stability properties were investigated. incorporation of into both increased density, improved conductivity composites, reduced coefficient expansion weakened flexural fracture...

Maleic acid (MAc) was used to improve the compatibility of recycled poly(vi nylchloride)(PVCr)/acrylonitrile-butadiene rubber (NBR) blends. Virgin PVC (PVCv) blends with NBR were also prepared for comparison. The melt mixed using a Haake Rheomix Polydrive R 600/610 at 150 °C and rotor speed 50 rpm. It found that maleic significantly improved PVCr/NBR properties. At similar blend composition, + MAc exhibited higher peak stress 100% elongation (M 100 ) but lower break swelling index than...

An electronic nose using of MIP (Molecularly Imprinted Polymer) array is developed to give a unique fingerprint mango volatiles when ripe. Volatiles such as α-pinene, γ-terpinene and terpinolene are found be released during different stages fruit maturity. Utilizing these volatiles, MIPs templates were then synthesized deposited onto the Interdigitated Electrode (IDE) platform acquire specific It was that best composition ratio (Template: MAA: EGDMA) for IDE Sensor (1:5:20). When exposed...