Copy machine paper made with kenaf and 30 percent postconsumer waste is also commercially available in the united states. Kenaf hibiscus cannabinus is widely cultivated in many tropical countries, including malaysia, for its fibre. It has been a source of textile fiber for such products as robe, twine, bagging and rugs. In japan, commercial products made from kenaf include hamburger wrappers, fastfood containers, and wallpaper. Kenaf fiber is extracted from bast fiber of kenaf plants. Research on kenaf in mississippi mississippi state univ.
Kenaf, species hibiscus cannabinus, fastgrowing plant of the hibiscus, or mallow, family malvaceae and its fibre, one of the bast fibre group. The leaves and roots are edible, and they are used along with the seeds in herbal medicine for the treatment of. It is an alternative crop that may be a feasible source of cellulose which is economically viable. The stalk of the kenaf plant is comprised of two fiber types. Kenaf fiber composite can be produced using conventional fiber composite manufacturing. Chemical composition, crystallinity, and thermal degradation of bleached and unbleached kenaf bast hibiscus cannabinus pulp and nanofibers mehdi jonoobi,a,d jalaludin harun,a alireza shakeri,b manjusri misra,c and kristiina oksmand kenaf hibiscus cannabinus nanofibers were isolated from unbleached. History kenaf has been used as a cordage crop to produce twine, rope, and sackcloth for over six millennia dempsey 1975. However, from the standpoint of temperature, kenaf will not tolerate frost. The whiter, inner fiber is called core, and comprises 60% of the stalks dry weight.
For example, the food industry harvests young sprouts such as beans just. With that as a starter, currently, kenaf is being used for five components in a total of 27 car models centering on highend cars. Kenaf is produced for various applications, including paper products, absorbents, building materials, and livestock feed, which is diverging from its historical role as a cordage crop twine, rope. Hibiscus cannabinus grows beautiful palmate leaves. The kenaf fibers used in this project are shown in figure 2. Kenaf and hemp fiber bundles as well as their mixtures significantly increase tensile strength.
The common name applies to the fibre obtained from this plant. Han abstract kenaf tainung 1 cultivar was grown in madison, wi in 1994. Kenaf plants produce simple leaves with serrated edges on the main stalk stem. Jan 15, 2017 kenaf products for any enquiries, please contact us at. Jute, kenaf, sisal, abaca coir and allied fibres statistics december 2015 market and policy analyses of raw materials, horticulture and tropical ramhot products team trade and markets division food and agriculture organization of the united nations food and agriculture organization of the united nations rome, 2016. We are also the first to commercially blend kenaf with recycled waste. Kenaf, a reedlike crop that towers 12 to 15 feet, could offer a new source of insulation material for diminishing road noise in cars and other vehicles, an agricultural research service scientist reports. Kenaf hibiscus cannabinus is a warmseason annual row crop in the same plant family as okra and cotton malvaceae. Kenaf plant can remove toxic elements, such as heavy metals from the soil. The tropical plant used is called kenaf, a relative of bamboo, cotton and okra. American kenaf society aks, founded in 1997 with individuals and organizations working directly or indirectly with kenaf and kenaf based products, plus those with environmental concerns.
The ratio of core to bast fiber, total plant yield, protein, ash, fiber length, extractives, lignin, and sugar content were determined as a function of growing age. Kenaf plants is known to have many multipurpose usage. Ccg international ccg, leading international efforts to promote the. The kenaf plant is considered one of the most promising alternatives to virgin soft and hard woods for paper production. Kenaf varieties, carbon levels, growth, yield, fiber morphology, beach. Kenaf fibres hibiscus cannabinus as a potential low. Jute is the most important fiber of this type, and it is probable that, in the industrial and engineering uses of textiles. Hibiscus cannabinus kenaf, brown indianhemp pfaf plant.
Kenaf plants produce large showy, light yellow, creamy colored flowers that are bellshaped and widely open fig. Kenaf how to grow tropical and subtropical fruit trees. An herbaceous annual related to cotton and okra, kenaf is a member of the mallow family indigenous to west africa. Buy 10 kenaf hibiscus cannabinus indian hemp red flower seedscomb sh. Kenaf introduction kenaf hibiscus cannabinus is a warmseason annual row crop in the same plant family as okra and cotton malvaceae. Kenaf fibres are used in a number of products or applications. Unbranched kenaf stem in plots that the plant density was 400,000. Highlights kenaf fiber is unique and potentially reliable. The species is hermaphrodite has both male and female organs and is pollinated by insects. Jul 04, 2016 kenaf is a common source for treefree paper. As the green market continues to grow, consumers are seeking alternatives to traditionally sourced treebased papers such as.
It is a fiber crop that can be harvested to make premium quality fine. Changes in kenaf properties and chemistry as a function of growing time roger m. Kenaf fiber is one of the famous natural fibers used as a reinforcement in polymer matrix composites pmc. The use of the plant lightens the materical inside the doors by 25 percent, doing its part to improve overall fuel efficiency. Kenaf cultivar everglades 41 was planted at lane, oklahoma, usa, in the spring of 1996, 1997, and 1998 on 76 cm row spacing at 250000 plants per hecatre. Plant maturity and kenaf yield components naldc usda. We are the first to commercially produce and sell 100% kenaf, totally chlorine free printing paper. The plant grows wild in africa, where the fibre is sometimes known as guinea hemp, and has been cultivated on. Kenaf plant height can be controlled along with weeds in narrow row kenaf. It is a common wild plant of tropical and subtropical africa and asia. Michaela ludvikova, miroslav griga, in transgenic plant technology for remediation of toxic metals and metalloids, 2019. Kenaf fiber composite have a bright future due to its renewability and ecofriendly. This has been especially true for international buyers who have a harder time finding the types of products we offer. Hibiscus cannabinus is a perennial plant from the malvaceae family, endemic to tropical areas.
It is also closely related to okra, cotton and hollyhocks. Hibiscus cannabinus is a annualperennial growing to 1. It is a fast growing annual plant with slender straight stems. It produces very beautiful dark red, almost purple flowers. About onethird of the stalks dry weight is bark fiber known as bast. Oct 10, 2010 a door trim base material using kenaf was first adopted for toyota celsior which was launched on the domestic market in 2000. Kenaf, a member of the hibiscus family hibiscus cannabinus l. The genus hibiscus has a cosmopolitan distribution and contains more than 400 species. Most of the plants cultivated for fiber, including jute and kenaf, are grown from seed annually, but a few are grown as perennials. The fibres in kenaf are found in the bast bark and core wood.
Kenaf plants are capable of growing to a height of 20 feet under favorable conditions. They were obtained from a kenaf processing plant in texas, usa. It is a fiber crop that can be harvested to make premium quality fine paper, as well as lower grade papers and cordage. Pdf kenaf booklet, prepared in the framework of the biokenaf. Industrial products made with kenaf fibers instead of synthetic fibers can be recycled. Kenaf building blocks american society for engineering. Jul 30, 2019 kenaf belongs to the family malvaceae noted for their economic and horticultural importance. American kenaf society aks, founded in 1997 with individuals and organizations working directly or indirectly with kenaf and kenafbased products, plus those with environmental concerns. Pdf kenaf harvesting and processing semantic scholar.
The goal of this study is to investigate the effect of adding kdc 0 to 60wt. Flowers free delivery possible on eligible purchases. In the wild state it is found growing in africa from the equator to the limits of about latitude 30 n and s at altitudes up to 1250 m. Kenaf total biomass yield can be maximized by planting on narrow rows, less than 35. Since no chemical pest control is needed, neither toxic nor synthetic products should be applied during growing cycle, hence groing kenaf benefits the ecosystem. Kenaf absorbent is manufactured from the dry stalk of a kenaf plant, an annual agricultural crop. Hemp is a member of the cannabis sativa species and the two. Azhari department of mechanical and materials engineering, faculty of engineering and built environment, universiti kebangsaan malaysia. Kenaf products for any enquiries, please contact us at.
A door trim base material using kenaf was first adopted for toyota celsior which was launched on the domestic market in 2000. Kenaf plots were harvested at four harvest dates, 60, 90. The kenaf plant probably has a wider range of adaption to climate and soils than any other fiber plant grown for commercial use. Understanding the crops composition and the desired end products is key to selecting the optimum harvest andprocessing system. The potential for using kenaf seeds as a source of food. Its stem can be processed into products such as decorticated fiber, pelleted core, mesh core, short fiber, long fiber, water retted fiber to name a few. Jute and kenaf chapter 7 forest products laboratory. Kenaf plant height, stalk yield, stalk percentage, and total plant biomass yields were. Botanical description of kenaf plant components, cultivar. Kenaf plants are capable of growing to a height of 20 feet under favorable. Our product line includes both coated and uncoated printing papers, in basis weights ranging from 74 gm2 up to. The sustainable properties of kenaf include 19, 22. Kenaf belongs to the family malvaceae noted for their economic and horticultural importance. Jute and kenaf 467 fabric, and in the enduses for these products.
Preparation of kenaf stem hemicellulosic hydrolysate and. Furcaria, alyogyne, abelmoschus, ketmia, calyphylli and azanzae. History kenaf has been used as a cordage crop to produce twine, rope, and sackcloth for over six. Structural beams and panels were designed, manufactured, and tested for biobased composite materials, particularly on plant oilbased resins and natural fibers 5. Summary the diversity of kenafs useful plant components is paralleled by even a greater diversity of harvestingand processing systems that can produce an increasing number of potential commercial products. Economic feasibility of kenaf production in three tennessee counties introduction kenaf is an alternative crop in the hibiscus family that may be economically feasible to produce in tennessee. Kenaf plant absorbs carbon dioxide from the air at a significantly high rate kenaf plant absorbs nitrogen and phosphorous from the soil it is easily recycled due to the light weight of kenaf fiber composites, the fuel consumption and emission are improved especially in. Since 1992, we have continued to produce kenaf based paper products, and we currently offer 100% kenaf products as well as blends made from kenaf and postconsumer recycled pulps. The flowers of many cultivars have a deep red or maroon colored center. Here at the lps you get the kenaf seeds for your planting right now. It is in flower from august to september, and the seeds ripen from october to november. Industrial crops and products 16 2002 8188 plant maturity and kenaf yield components charles l.
Ccg international ccg, leading international efforts to promote the use of kenaf and allied natural plant fibres. Growth, yield and fiber morphology of kenaf hibiscus. Economic feasibility of kenaf production in three tennessee. It has a very ancient history with its origins in western sudan, africa and east indies. For several years, it has been primarily used as a cordage crop and secondarily as a livestock feed. Americas primary source of paper pulp is southern white pine. Contd upon harvest, the whole kenaf plant is processed in a mechanical fiber separator, similar to a cotton gin.
The flowers are 8 to cm in diameter with 5 petals and are borne singly in the leaf axis along the stalk and branches. It takes the place of oilbased products in the midsize suv and should save 300,000 pounds of oilbased resin in north america alone this year. Kenaf fiber reinforced polymer composites for strengthening. Kenaf hibiscus cannabinus is a herbaceous, annual, shortphotoperiod plant that contains highquality cellulose. Hibiscus cannabinus kenaf, deccamhemp, indianhemp, javajute. Properties of kenaf fiber composite are comparable to conventional fiber composites. These management decisions will require an understanding of the many different facets of kenaf production as a fiber, feed, and seed crop. Consumers are becoming more interested in naturally healthy plant.
61 274 611 1241 52 1384 583 333 1233 668 393 25 347 11 738 33 1062 783 1470 713 82 1325 667 1135 506 551 984 359 1305 181 621 1048 1412 212 1112 1300