This material's rigidity and resistance to degradation help the filtering medium maintain its three … Coconut Husk Ash was used as the reinforcement material. Different auxiliary tools were employed for gripping and mounting the peculiar shaped coconut husk on to the machine. After immersion in water, the coconut husk binder less boards show mechanical properties that surpass those of MDF by a factor of two. It is fundamental- ly used in the modern times for the production of floor mats, doormats, brushes, mattresses etc. Alok Singh et al. conditions and moisture contents as presented in Table 1. used as fuel [4] and nata decoco [5], and coconut fibers are used as ropes [6]. While the husks are not used for food, like the meat and liquid found within the exterior shell, the husk can be used in several ways, including creating enriched potting soil and as chips that can be used to provide ground cover for flower beds. Coconut husk was subjected to fire at 500–700 °C so as to form coconut husk ash (CHA), and was then treated with sulfuric acid to extract silica from the ash. Coconut husk has high amount of lignin and cellulose, and that is why it has a high calorific value of 18.62MJ/kg. The chemical composition of coconut husks consists of cellulose, lignin, pyroligneous acid, gas, charcoal, tar, tannin, and potassium. Varied masses of fiber were added after which water The fibres from coconut husks, which are known as coir, are versatile and can be used in a variety of products. Effect of coconut husk biochar on improving physical and chemical soil properties Coconut husk biochar given into the soil can improve the physical and chemical properties of the soil. Coconut husks are the rough exterior shells of the coconut. It has anti-inflammatory and antinociceptive medicinal properties. AU - Momoh, Zenebu. The raw material for the production of CD is the mesocarp tissue, or husk, of the coconut fruit. Shells and husk have different properties, the shell has a hard and a more The inner stone or endocarp is the hardest part of the nut called shell [9]. Using coconut husk as a resource for sustainable building material. August 20, 2020 Journal article Open Access . First, the coconut fibers were air-dried, to remove the coconut husk, the pith, metals, stones, and other impurities. The 100% based coconut husk HPL boards (without PF resin) showed impressive water resistance performance after the 2 hour boiling test. For domestic use coco fiber is only used as material for brooms, mats, ropes, and other equipment. The particle board which had 50% coconut shell, 25% palm kernel shell and 25% coconut husk (E1) had the least value for water absorption after 2hours and 24 hours which was 17.26 and 26.19 respectively. In the research, The anti-diabetic properties of Cocos Nucifera (Coconut) Husk were investigated in a group of 21 alloxan-induced diabetic rats (n=7). Chemical properties of unprocessed coconut (Cocos nucifera L.) husks varied significantly among 11 sources tested. 8) Ash of coconut can be used as fodder and blendo used as a spice. Traditionally, coconut husk generally just spun into ropes and mats. For domestic use coco fiber is only used as material for brooms, mats, ropes, and other equipment. But when we use modern products, such as mats and rope from coconut fiber becoming obsolete. It is the natural fiber of the coconut husk where it is a thick and coarse but durable fiber. Bhaskar, et al. Materials and methods Traditionally, coconut husk generally just spun into ropes and mats. This study attempted to characterize the fuel properties of briquettes made from coconut (Cocos nucifera L.) husk, Bitanghol-sibat (Calophyllum soulattri Burm. A composite was formed by melting the polyethylene, into which was dispersed coconut fiber, and then allowed to set. Coconut husk is an inexpensive waste material that was to produce graphene oxide. A summary of the other functions in nature and properties of the coconut husk fiber (coir) that enable these functions are summarized in Figure 3. It is readily absorbed by the skin and is therefore an excellent moisturiser, it also has anti-inflammatory and anti-microbial properties. The composites were prepared using stir casting process with bottom pouring at a pre-set melting temperature and stirring speed. Roughly five million tonnes of coconut husks are discarded or burnt after harvest. Table 3.1. The common name, scientific name and plant family of coconut fiber is Coir, Cocos nucifera and Arecaceae (Palm), respectively. Coconut husk, which is a natural fiber, is also available as waste. Coconut shell is non-food part of coconut, which is lignocellulosic agro-waste. and normal pressure for 3-5 min., dewaxing, then … However, the probable antimicrobial properties of this plant material against common oral pathogens have not been proved scientifically. Brushing the teeth with fibrous husk of Cocos nucifera (coconut) is a common oral hygiene practice among people of rural areas of South India. f.) bark and combination of these two materials with different blending ratios (90% coconut husk:10% bark, 80% coconut husk:20% bark and 70% coconut husk:30% bark).Properties analyzed were moisture … With an annual production of 15 million tonnes of coconut, the Philippines are the second largest coconut producer worldwide after Indonesia. However, the probable antimicrobial properties of this plant material against common oral pathogens have not been proved scientifically. cm-1, respectively.The \batchmode \documentclass[fleqn,10pt,legalpaper]{article} … Format: PDF and MS Word (DOC) pages = 65 ₦ 3,000 The pH and electrical conductivities were significantly different among husk sources and ranged from 5.9 to 6.9 and 1.2 to 2.8 mS.cm -1 , respectively. Materials and Methods 2.1. Approximately 50 billion coconuts fall from trees annually worldwide. But report shows that the tea from the husk fiber is widely used to treat several inflammatory disorders [19]. Abstract. Group I was the control group, and groups II and III were the experimental groups. Coconut husks are natural source material and a by-product with great water resistant properties and strength. N2 - The removal of vegetable oil and diesel fuel from seawater using waste coconut coir was investigated by batch adsorption experiments at varying sorbent doses and temperatures. 1 … Coconut is the fruit of the coconut palm (Cocos nucifera).It’s used for its water, milk, oil, and tasty meat. In addition, other properties such as antihypertensive, anti-inflammatory, antimicrobial, antioxidant, cardioprotective, antiseizure, cytotoxicity, hepatoprotective, vasodilation, nephroprotective, and anti-osteoporosis effects were also reported. ECHE60, prepared using 60% ethanol, had similar minimum inhibitory … Sandcrete block is the most popular building material in construction industry. The husk of coconut is composed the options; (a) change the design to suit site of 70 percent pith and 30 percent fiber on a condition, (b) remove and replace the in-situ dry weight basis (FAO, nd). Coconut husk is highly available economic value raw material. sizes of coconut husk and blending ratios to wood fibre were chosen. Effect of Coconut Husk on the Properties of Concrete (IJSRD/Vol. Coconut husk naturally expands to many times its packaged size, making it a safe landing cushion for reptiles that love to jump. In this study we have fabricated acoustic panel made from composites of coconut husk waste powder and styrofoam resin. Coconut husk was collected from a coconut stall at Pasar Chabang Tiga, Kuala Terengganu. Therefore, the present study was designed. Materials and methods In searching for such new material, a study has been made where coconut fiber (also known as coir fiber) is compounded with composite material. Y1 - 2015/2/22. The properties of coconut husk were characterized and the adsorption study was examined by the adsorption isotherm of dyes using Langmuir and Freundlich isotherm. properties like mechanical and chemical characteristic. antidiarrheal, and hypoglycemic activities. Brushing the teeth with fibrous husk of Cocos nucifera (coconut) is a common oral hygiene practice among people of rural areas of South India. Antibacterial properties of ethanolic coconut husk extracts (ECHE) prepared using varying ethanol concentrations as the extracting media against Pseudomonas aeruginosa, Escherichia coli, Vibrio parahaemolyticus, Listeria monocytogenes and … The objectives of this study were to prepare the acoustic panel and to study the effect of amount of styrofoam resin and thickness of the panel on the sound absorption performance of the composites sample. A ratio of PF resinated spruce fibre of 50% and the rest coconut husk showed high mechanical and physical properties. Therefore, the present study was designed. The chemical composition of Malayan Tall Coconuts is illustrated in Table 3.1. The NH + 4 , NO - 3 , Ca, and Mg levels did not differ significantly among husk sources and … 4/Issue 12/2017/225) All rights reserved by www.ijsrd.com 853 Coconut shell aggregates are potential candidates for the development of new composites because of their high strength and modulus properties. The hexane fraction of the coconut peel may contain novel anticancer compounds [20]. The addition of coconut-fibres significantly improved many of the engineering properties of the concrete, notably torsion, toughness and tensile strength. Coconuts have been grown in tropical regions for … It is believed that coconut husk also has silica content and has great potential as an alternative silica source. Coconut fibre as one of the natural fibres abundantly available in tropical regions, how it is extracted from the husk of coconut fruit with its physical, chemical and mechanical properties are discussed. Antibacterial properties of ethanolic coconut husk extracts (ECHE) prepared using varying ethanol concentrations as the extracting media against Pseudomonas aeruginosa, Escherichia coli, Vibrio parahaemolyticus, Listeria monocytogenes and Staphylococcus aureus was studied. Also an ideal medium for egg laying, thanks to its soft texture and easy burrowing. Perhaps the most straightforward is one coconut husk chips, which are, quite literally, small ‘chips’ of coconut husk that look a bit like garden mulch. Rubbing fastness, washing fastness and light fastness properties of cotton fabric dyed with coconut husk powder Fig. Physicochemical properties of coconut water. The coconut husk’s (see Figure 6) primary function in nature is to protect the coconut at the end of its 20m-25m fall from the coconut tree. So that only the use of coconut husk is used as cooking fuel. Chemical Characterization of the Coconut Fibers As preliminary investigation of the use of coconut husk, the antimicrobial activity can be evaluated. The mean values for Modulus of Rupture and Modulus of Elasticity varied from 0.650N/mm 2 to 3.149N/mm 2 and 11.659N/mm 2 to 146.850N/mm 2. The produced composites were … Effect of pressing time Boards made from 100% coconut husk material milled in a Mayer MPF9/430 at 2500 rpm Ubong Williams Robert; Sunday Edet Etuk; Okechukwu Ebuka Agbasi; Sylvester Andrew Ekong. Pile of discarded coconut husks. A good quality water was used for the concrete mix. The fibers selected for this experimental investigation is the Coconut husk fiber, which could be gotten from any part of Lagos State. They have higher tensile strength as compared to many other natural fibers. The length of the coconut husk fiber was 60 mm and the diameter 0. ECHE60, prepared using 60% ethanol, had similar minimum inhibitory … Although lesser in extent than chlorhexidine, the extracts at concentration of 100 mg/ml and 200 mg/ml showed inhibitory action on tested cariogenic … Many researchers employed different recycled wastes that may be returned into the valuable materials. But when we use modern products, such as mats and rope from coconut fiber becoming obsolete. Antimicrobial properties of Cocos nucifera (coconut) husk: An extrapolation to oral health Cocos nucifera has a significant inhibitory action against common oral pathogens, indicating the presence of highly effective antimicrobial compounds. Therefore, it is proved that its use can contribute to oral health to a great extent. the strength of concrete compare to use of convectional fiber. Coconut husk is natural, for this reason, the smoke produced from burning is harmless. Coir or coconut fiber is a natural fiber extracted from the outer husk of the coconut. Repurposing Coconut Husks. Coconut husk fragments make an ideal filtering medium because they contain a high proportion of lignin, one of the main components of natural fiber. The advent of technology has ushered in the increased utilization of coconut shell and husk. Large portion of 33–35% of the coconut is husk and it acts as the mesocarp of the coconut fruit. Because each part of C. The density of the coconut husk boards (1.3 – 1.4 g/cm3), however, is higher than for commercial MDF … The common name, scientific name, and plant family of coconut fiber is Coir, Cocos … Coconut water comprises of 95% water, with trace amounts of carbohydrates, proteins, oils, vitamins and minerals. Coconut shell powder exhibits admirable properties compared to other materials such as low cost, renewable, high specific strength to weight ratio, low density less abrasion to machine and environmental friendly. Medicinal Properties of the Coconut husk The husk is said to be the part of the coconut with little or no medical uses. The mechanical properties of both brown and green coconut husk were evaluated by using Universal Testing Machine (UTM). The oil is nearly 50% lauric acid which is a type of fatty acid. This material's rigidity and resistance to degradation help the filtering medium maintain its three … The rats were given 150 mg/kg alloxan intraperitoneally to make them diabetic. binding properties [4], it is also established that the amount of cement to be used can be cut from 10% to 40% if Pozzolana cement is employed [5]. The physical and chemical properties of coconut coir dust (CD) from numerous sources have been found to be within acceptable ranges Chemical properties of unprocessed coconut (Cocos nucifera L.) husks varied significantly among 11 sources tested. 2. Chipped coconut husks were milled in the properties were determined in accordance with laboratory by employing different mill types, EN 438 (European Standard 2005a). Coconut meal is the fibre left after the production of oil and milk. The production method of coconut fibre as raw material for making paper pulp includes the following steps: stripping coconut to take out coir fibre ball, over-drying, crushing and pulverizing, then placing the pulverized coir fibre in the extracting tank, adding polar solvent and soaking coir fibre, circulation cleaning at normal temp. Dry coconut husks were soaked in clean water for 48 hours to soften them, after which they were retted to coconut husk fibres. As a safe and stable oil it is used in soaps, lotions and cosmetics. 1.2 AIM AND OBJECTIVES The specific objectives are to:(a) Evaluate the phytochemical and antimicrobial activities of Methanolic extract of young Cocos nucifera husk on selected pathogenic microorganisms. The pH and electrical conductivities were significantly different among husk sources and ranged from 5.9 to 6.9 and 1.2 to 2.8 mS.cm -1 , respectively. After immersion in water, the coconut husk binder less boards show mechanical properties that surpass those of MDF by a factor of two. It was then further dried with an oven to reduce the moisture content to 5% before being used for particleboard production. Every year the world produces at least 30 million tons of coconut, which are abundant in coastal areas of tropical countries. The coconut husk is composed of 30% fiber and 70% pith, with high lignin and phenolic content (Panyakaew and Fotios, 2011 ). Due to the high lignin content, coconut fiber is very elastic, durable, and resistant to rotting. the chemical properties are concerned the growing medium must have a suitable pH value range ofabout 5.0-6.5,an electrical conductivity that may not exceed a certain level and free of harmful elements and chemicals. PY - 2015/2/22. Coconut husk fragments make an ideal filtering medium because they contain a high proportion of lignin, one of the main components of natural fiber. The term "coconut" (or the archaic "cocoanut") can refer to the whole coconut palm, the seed, or the fruit, which botanically is a drupe, not a nut.The name comes from the old Portuguese word coco, meaning "head" or "skull", after the three indentations on the … The coconut particles have Coir is the natural fiber of the coconut husk where it is a … AU - Ifelebuegu, Augustine. Coconut fibre is one of the natural fibres abundantly available in tropical regions, and is extracted from the husk of coconut fruit. The possible reasons for the improved properties of CFR-HSC than that of HSC are: (i) Fibers restrained crack extension and delayed cracks growth rate which results in increased σ of CFR-HSC; (ii) Incorporation of coconut fibers results in elastic behavior thus reducing E static; (iii) The improved energy absorption of CFR-HSC is due to fiber bridging … This paper presents the versatility of coconut The coconut husk fragments’ absorption, mechanical resistance and low moisture degradability properties that ensure the ECOFLO® filter’s … coconut-producing region, it is primarily pro-duced in Sri Lanka, India, Philippines, Indo-nesia, Mexico, Costa Rica, and Guyana. coconut husk board is lower than for MDF. This paper describes the synthesis of silica from coconut husk waste, and its physical and optical properties for potential utilization in optical applications. Therefore, it is proved that its use can contribute to oral health to a great extent. The ash obtained from burning of coconut husk at a high temperature is referred to as Coconut Husk Ash (CHA).An investigation on the physical properties of Coconut Husk Ash by Raghu and Chaitanya (2007) revealed that the colour of the ash obtained by burning coconut husk in the Ferro cement incinerator was found to possess a darkish grey colour. Coconut husk is the major agricultural products in south Indian countries like Kerala and Tamilnadu.
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