Hydrophobic and the good buoyancy effect. J Text I 102:120–125, Yang L (2010) Exploratory research on sizing performance of pure kapok yarns (in Chinese). KAPOK FIBER . Due to have some unique features, kapok fiber-based materials have created area of opportunities in the various application fields. The potential use of kapok fiber for pulping and papermaking has been investigated. The specialty of the kapok fibre is, its yellowish color or light-brown with a silk-like luster. Shanghai Text Sci Technol 39:15–17, Mwaikambo LY, Bisanda ETN (1999) The performance of cotton–kapok fabric–polyester composites. Author of this Article: 2000). Holzforschung 40: 325–330, Fengel D, Wenzkowski M (1986) Studies on kapok-1. B.Sc. 210.245.81.51. Cotton Text Technol 36:272–274, Yang L, Bi SM, Hong J (2013) Effect of blending ratio on kapok fiber cotton blended yarn property (in Chinese). or as sound insulation. 94 . Abstract: Kapok fiber has many excellent Performances. Excellent oil absorbency and retention capacity due to its waxy surface and large percent of lumen. Kapok fibre exhibits high hydrophobic–oleophilic characteristics. Kapok fiber's essential attributes are many: buoyant, resilient, moisture resistant, vermin resistant and smooth, kapok possess powerful performance in a lightweight package. To study the suitable method on processing the Kapok fibers. Due to its special thermal properties and silky sheen, kapok is often referred to that silk cotton or vegetable cashmere. light weight The hollow core makes kapok very light, up to 8 times lighter than cotton by volume. optimal pulping condition for kapok fiber, while the second part was about examining the effects of kapok pulp addition to commercial softwood and hardwood pulps on the properties of the resultant pulp and paper. 8-10 times lighter than cotton by volume. J Donghua Univ 32(85–90):95, Xu GB, Liu W, Lou Y, Wang FM (2009) Analysis of the tensile property of kapok fiber (in Chinese). Other Applications: Kapok fiber an abundant natural plant fiber. As result, kapok have shown potential application as reinforcements to thermoset and thermoplastic polymer matrices. Individual fibers are cylindrical, each being a single cell with a bulbous base. This fiber is conventionally used as stuffing for insulation against sound and heat, and for bedding, life preservers, and other water safety equipment, sowing to its hollow air-filled lumen and high void content. Cause is very smooth, slippery and brittle. Kapok fiber with high degree of hollow and small fiber diameter has excellent sound absorption. 2. © 2020 Springer Nature Switzerland AG. Kapok fibrous assemblies with different bulk density, thickness, fiber length and orientation were manufactured, and their acoustical performances were evaluated by using an impedance tube instrument. The water repellency of the sheets can improveby mixing kapok pulp with the commercial pulps. Ind Crop Prod 26: 125–134, Liu J, Wang FM (2011) Influence of mercerization on microstructure and properties of kapok blended yarns with different blending ratios. Kapok is also called as silk cotton or java cotton. Because of its excellent buoyancy. Kapok Properties. The present work includes the processing, characterization of kapok fiber reinforced epoxy composites. Mahedi Hasan kapok fiber have good potency as sound absorbing material due to its special properties that increase the chance of friction between sound wave and fibers [3]. A disadvantage is its high inflammability, but techniques have been developed to make it non-flammable. 7. Kapok fiber is easy to expand and its specific gravity is very small. PROPERTIES OF KAPOK . 21107116). 7. Kapok is similar to cotton in that both fibres are found around the plant seeds, rather than extracted from the stem or leaves. The flame-retardant effect of magnesium hydroxide on the composites was investigated, and the limiting oxygen index could reach 31.5%. Each kapok fiber is coated with a waxy substance called cutine. Kapok fiber is light, brittle, elastic, lustrous and white or pale yellow in color. Determination of optimal pulping condition for kapok fiber Kapok fibers were separately pulped using 10, 15, 20, and 25% (w/w) NaOH, 3. Kapok Fabric is a new sustainable fabric created and woven much the same way as natural cotton but the process is more delicate. 3.1 Properties of kapok fibre (a) Absorbency of kapok The absorbency of the material is based on two factors the surface tension and the surface energy of the materials. Textile Engineering College, Noakhali. Construction of thermally insulated and sound proof covers and walls. That particular assumption can be right and wrong at the same time. Results show that the kapok fiber has excellent acoustical damping performance due to its natural hollow structure, … Air filled lumen has wall thickness about 1-2μm. That particular assumption can be right and wrong at the same time. Oil spills often result in immediate and long-term environmental damage. In addition, its pH value was found to be 6.7, which is harmless to the human body and the pectin content of the cattail fibers was found to be 1.013 %, which is similar to the cotton fibers. J Eng Fiber Fabr 6:63–68, Liu W, Xu GB, Wang FM (2007) The microbiological properties of kapok Battings. Some kapok fiber properties that are commonly known are: Color of cotton fiber is yellowish brown and shiny. To identify the end-use of the Kapok fiber. To do fiber identification test to determine the Kapok fiber properties. Nature has given kapok numerous properties like its silky soft and dry touch of the fiber itself, antimoth and antimite properties as well as insulation properties comparable to down, and many others. Keeping in this view the present study has been undertaken to develop a polymer matrix composite (epoxy matrix) and kapok fiber (Reinforcement) and to study its structural and electrical properties. The kapok fibers are utilized locally as fiberfill in pillows, quilts, and some soft toys. You may also like: Basics of Textile Fibers. The kapok fibres, along with sisal and palm fibres, were already in use by the ancient Mayas. 6. Kapok fibers are naturally resistant to moisture, so it is not suitable for life mushroom and bacteria can flourish. Md. Not logged in Special structure of kapok is beneficial to the sound absorption. 2. fiber resin fibers kapok kapok fiber Prior art date 1959-07-27 Legal status (The legal status is an assumption and is not a legal conclusion. Advantages of Kapok Fiber: Light Weight. Apparel Textiles: Once kapok fibre was considered unfit for textile fabrics. Expired - Lifetime Application number US829484A Inventor Sakayanagi Somei Kapok fiber possesses the features of thin cell wall, large lumen, low density, and hydrophobic–oleophilic properties. Both C. gigantea fibre and kapok fibre exhibit a high degree of hollowness (80–90%), and no natural twist exists; there is a certain amount of lignin and hemicellulose in C. gigantea fibres; the crystallinity of C. gigantea fibres is 42.54%, and its crystallinity orientation index is 85.40%. Kapok Properties. Over 10 million scientific documents at your fingertips. Fiber content plays an important role in the mechanical properties of concrete [, , ]. INTRODUCTION Kapok tree does not grow wild in Malaysia and it comes from the tropical America's. The natural wax coating of the fiber inhibits moisture absorption. This fiber could be utilized to be accoustic sound proofing material. Water has a high surface tension (72 dynes/cm) and Oil has Hydrophobic and the good buoyancy effect. Kapok is ideal for use as a stuffing (toys, figures, pillows, etc.) You might find some of the issues on cotton, but not from kapok. Because of its economic value and its rapid growth the kapok tree can be found in all the tropical regions of the world. Kapok Filling. Products containing Flocus are naturally comfortable, lightweight, hypoallergenic, and soft to the touch - and, without any additives - features a host of amazing properties such as moisture management, temperature regulation, insect repellence, and much more. Common throughout the tropics, the kapok is native to the New World and to Africa and was transported to Asia, where it is cultivated for its fibre, or floss. We are grateful for the support of the National Natural Science Foundation of China (No. Kapok fiber is a natural high hollow fiber with a maximum hollow degree of around 90%, as seen in Figure 17 . The pods are harvested in the East and the trees are left standing. Disadvantages of Kapok Fiber: The fibers are fragile and break easily. The mechanical properties and water absorption capabilities were also measured and compared. 3.1 Properties of kapok fibre (a) Absorbency of kapok The absorbency of the material is based on two factors the surface tension and the surface energy of the materials. Kapok fiber is a natural, inexpensive, hydrophobic–oleophilic agricultural product. Kapok fibres are made of a mix of lignin and cellulose giving kapok … Kapok fabric A new sustainable fabric. In: International forum on biomedical textile materials, Donghua Univ, Songjiang Campus, Shanghai, May 30–June 2, pp 231–234, Lou LQ (2011) Structure, properties of kapok fiber and test on heat retention (in Chinese). The lesser amount of cellulosic content (hydroxyl group) present on the wall of kapok makes it hydrophobic. In this case, the composition of the cattail fiber was similar to that of the kapok fiber. Lustrous, yellowish brown and made of a mix of lignin and cellulose. It has been used widely for various industrial fields. Kapok fiber corresponds to the seed hairs of the kapok tree (Ceiba pentandra), and is a typical cellulosic fiber with the features of thin cell wall, large lumen, low density and hydrophobic–oleophilic properties.As a type of renewable natural plant fiber, kapok fiber is abundant, biocompatible and biodegradable, and its full exploration and potential application have received … Shi MW, Xiao H, Yu WD ( 2010 ) Exploratory research on sizing of! Materials to control the noise pollution is the excessive noise which borrow heavy damage great... Silk-Like luster species, Ceiba pentandra [,, ] Science Foundation of China ( no lustrous and or... It increases the chance of friction between sound waves and fibers capacity due to the cotton-like fluff obtained the... 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