14 results about "Coir fiber" patented technology

The invention relates to an ecological slope protection structure suitable for southeast hot and humid areas and a construction method of the ecological slope protection structure. According to the scheme, the ecological slope protection structure comprises a side slope to be supported, a dry rubble retaining wall, a grouting floral tube, a degradable U-shaped groove, a guide layer, a monitoring system and an automatic irrigation device. The critical stability of the side slope is maintained through the dry rubble retaining wall, the isocyanate and polyether polyol bi-component high polymer is injected into the pre-buried grouting floral tube, rubbles are rapidly cemented to form the high polymer mortar rubble retaining wall, and the initial stability is improved. The degradable U-shaped groove is formed in the outer side of the retaining wall, and a guide layer containing fibrilia, coco coir fiber and plant growth hormone is laid at the bottom of the degradable U-shaped groove to guide slope top and riding track plant root systems to directionally grow along the surface of the retaining wall. The monitoring system monitors root growth and environmental parameters in real time and is linked with the automatic irrigation device to achieve precise irrigation. Through the synergistic effect of high polymer grouting and vegetation root systems, the method has the effects of rapid reinforcement, long-term stability and ecological restoration, and is suitable for slope supporting engineering in southeast hot and humid areas.

The invention belongs to the technical field of preparation of electromagnetic wave-absorbing and heat-insulating materials, and discloses a composite wave-absorbing and heat-insulating material and a preparation method and application thereof.The preparation method comprises the steps that coconut fiber carbon aerogel is prepared, then C / SiC nanowire composite aerogel is prepared from the coconut fiber carbon aerogel and silicon dioxide dry gel powder, the pretreated C / SiC nanowire composite aerogel is soaked in a ZIF-8 precursor solution, and the ZIF-8 precursor solution is dried to obtain the composite wave-absorbing and heat-insulating material. The composite wave-absorbing and heat-insulating material with specific orientation arrangement is obtained. The prepared composite material has a three-dimensional connected network structure arranged in a specific orientation mode, is high in wave absorbing performance, wide in absorption frequency band, good in heat insulation performance and low in density, can effectively absorb electromagnetic waves of different wave bands by adjusting the ZIF-8 loading capacity, and has important application value in the fields of electromagnetic wave absorbing, high-temperature heat insulation and the like.

The aerosol generating article (10)(100)(1000) comprises an aerosol generating substrate (12)(112)(1004) and a downstream element (42)(150)(1008) provided downstream of the aerosol generating substrate (12)(112)(1004) and axially aligned with the aerosol generating substrate, the downstream element comprising a cellulosic filtration material. The fibrous material comprises a plurality of regenerated cellulose fibers selected from one or more of viscose fibers, modal fibers, lyocell fibers, and viscose rayon fibers, or a plurality of natural fibers selected from one or more of flax fibers, hemp fibers, jute fibers, kenaf fibers, ramie fibers, abaca fibers, phormium fibers, sisal fibers, coir fibers, cotton fibers, and kapok fibers. The cellulosic fibrous material further comprises an additive coating applied to multiple regenerated cellulose or natural fibers, the additive coating containing at least 5% by weight of exogenous lignin on a dry weight basis.

The application discloses a kind of coconut fiber composite resistance flow structure for ecological management of mining area slope, it is related to environmental management technical field, including the slope surface erosion-resistant layer, slope surface infiltration system and slope foot resistance flow system being sequentially arranged from top to bottom along slope surface;Slope surface erosion-resistant layer includes coconut fiber vegetation blanket, coconut fiber vegetation blanket is laid on slope surface, and vegetation is planted on coconut fiber vegetation blanket;Slope surface infiltration system includes a plurality of flow guide groove, and high permeability mixed material is filled in flow guide groove;Slope foot resistance flow system includes a plurality of resistance flow blocks and a plurality of resistance flow modules, resistance flow module and resistance flow block are alternately arranged along the bottom of slope surface, and resistance flow module includes net-like box, and composite filler is filled in box;The bottom of flow guide groove is oppositely arranged with resistance flow block. Therefore, by the three-level synergies of slope surface erosion-resistant layer deceleration runoff, infiltration system enhances infiltration and ordered flow guide, resistance flow system blocks silt, the present scheme can effectively regulate slope surface runoff.

The invention relates to a loudspeaker cone containing coconut fiber as well as a preparation method and application of the loudspeaker cone. The loudspeaker cone containing the coconut fiber is prepared from the following raw materials in parts by weight: 25-70 parts of unbleached sulfite softwood pulp, 20-65 parts of long stapled cotton pulp and 3.5-21 parts of modified coconut fiber, the modified coconut fiber is prepared from the following components in parts by weight: 2 to 15 parts of degummed coconut fiber and 1.5 to 6 parts of cationic binder. According to the loudspeaker cone containing the coconut fibers, the Young modulus, damping and fatigue resistance are well balanced.

The application discloses surface functionalized coconut shell fibers and a preparation method and application thereof, the surface of the coconut shell fiber is rich in negative charges after oxidation treatment, and at least three layers of films formed by microorganisms are attached to the surface. Compared with the prior art, the application has the following advantages: (1) efficient adsorption and degradation: through surface functionalization treatment and construction of multiple biological films, the specific surface area and adsorption capacity of the coconut shell fiber are greatly improved, so that the coconut shell fiber has a significant advantage in capturing and removing microplastics, and the removal efficiency reaches 85-95%; meanwhile, the microorganisms in the biological film also have the ability to degrade microplastics, further reducing the accumulation of microplastics in the environment; (2) wide application scenarios: the coconut shell fiber is suitable for various types and particle sizes of microplastics; (3) strong economic feasibility: the coconut shell fiber is a cheap and easily available natural material, and has high application value after the technical treatment of the application, can effectively reduce the water treatment cost, and has a wide industrial application prospect.

The utility model discloses a multifunctional intelligent mattress, which relates to the technical field of mattresses, and comprises a mattress main body, the bottom of the mattress main body is connected with a support pad, the inside of the support pad is connected with a reinforcing rope, the bottom part of the support pad is connected with a bottom pad, and the bottom part of the bottom pad is respectively provided with anti-skidding particles and air holes. Through the arrangement of the supporting pad and the reinforcing ropes, the supporting pad woven by natural arenga engleri or natural coconut fibers is hard in texture and good in toughness, and the structural strength of the supporting pad is improved by the aid of the nylon reinforcing ropes, so that the supporting pad can support the bottom of the mattress main body and bear the pressure of elastic components in the mattress main body; elastic parts in the mattress main body are prevented from falling into gaps of a bed frame, so that the phenomenon that the mattress main body is deformed due to uneven stress after being used for a long time or is scratched and abraded by the bed frame is avoided; the soft top of the mattress does not affect comfort, and the hard bottom of the mattress improves supporting performance, so that the service life of the mattress is prolonged.

The utility model discloses a kind of coconut palm fiber walking mats of planting green plants, including coconut palm pad body and coconut palm rope, coconut palm rope surface is fixed with coconut palm rope, coconut palm rope includes warp rope and weft rope, warp rope and weft rope are longitudinally and transversely interlaced and are arranged in coconut palm pad body surface, and green plant is planted in the gap of coconut palm pad body.The utility model is provided with brown pad body and green plant, coconut palm fiber pad is laid on mountain path, is made of natural coconut fruit extraction fiber, is non-toxic and harmless, and will naturally corrode after durability, return to soil, naturally restore without recycling or removing, green plant is planted in the gap of coconut palm pad body, green plant can naturally grow in the natural substrate in pad body, form stable vegetation cover layer, harmonious with surrounding environment, no sense of discomfort, can create natural landscape effect, prevent silt loss simultaneously, and damaged mountain path is repaired, with high environmental protection value.

This invention discloses an innovative process for producing an environmentally friendly and biodegradable 3D sheet material based on coconut coir fiber, utilizing high-frequency dielectric heating and high-pressure forming. This process involves heating the coconut coir fiber in a temperature range of 140°C to 180°C using radio waves to activate the natural lignin, which is then combined with a pressure of 140 kg / cm² to form a strong and flexible structure. The end result is a highly durable, reusable, and environmentally friendly material, and can be applied in a variety of products such as 3D insulating wall coverings, packaging materials, cooler boxes, and protection for fragile items.The main advantage of this invention is the use of natural lignin as a binder, eliminating the need for synthetic adhesives, and providing a more environmentally friendly solution by utilizing coconut fiber as the main raw material.

The invention discloses an environment-friendly concrete water reducing agent and a preparation method thereof, and belongs to the technical field of concrete water reducing agents. The environment-friendly concrete water reducing agent is prepared from the following raw materials in parts by weight: 35 to 45 parts of modified lignosulfonate, 20 to 30 parts of polycarboxylic acid water reducing agent, 3 to 6 parts of coconut fiber-chitin compound, 10 to 15 parts of carboxymethyl starch, 8 to 12 parts of vegetable oil and 1 to 3 parts of sodium gluconate, the coconut fiber-chitin compound is prepared from coconut fibers and chitin nanocrystals through a compounding process. According to the environment-friendly concrete water reducing agent and the preparation method thereof, chitin nanocrystals are loaded on macroscopic porous structures of coconut fibers in a coconut-chitin compound, a micro-nano graded enhanced network is formed, amino groups of chitin and carboxyl groups of the modified coconut fibers can form ionic bonds, the stability of the compound is enhanced, and the water reducing effect is improved. Under the synergistic effect with the polycarboxylic acid type water reducing agent, the water reducing rate is improved.

The utility model relates to a partitioned China-hemp mattress core and a mattress, belongs to the field of bedding articles, and provides a sandwich China-hemp mattress core aiming at the problem that the mattress core is poor in moisture removal and perspiration effect, the sandwich China-hemp mattress core comprises the partitioned China-hemp mattress core which is provided with a back supporting area and comprises a main core body, and the main core body comprises a first fiber flocculus block and a second fiber flocculus block which are horizontally arranged; the first fiber flocculent blocks are coconut fiber flocculent blocks or jute fiber flocculent blocks, the second fiber flocculent blocks are China hemp fiber flocculent blocks, and the second fiber flocculent blocks are arranged in the back supporting area. The first fiber flocculent blocks and the second fiber flocculent blocks which are horizontally arranged are made of different natural fibers to form different functional areas, the natural fibers are soft in texture and not prone to mildewing and deterioration, and especially the second fiber flocculent blocks made of China hemp fibers are arranged in the back supporting area, so that the local moisture removal performance can be enhanced.

This utility model relates to the field of shaping technology for mattress production, and discloses a hot air shaping device for producing high-elasticity and breathable coconut fiber mattresses. The device includes a housing, a heating chamber fixedly connected to the top of the housing, a support frame fixedly connected inside the heating chamber, a hydraulic cylinder inside the housing, and a connecting rod fixedly connected to the output end of the hydraulic cylinder. A shaping assembly is located inside the heating chamber. The shaping assembly includes an upper pressure plate, a connecting block three, a connecting block one, and a flattening roller one. One side of the outer wall of the upper pressure plate is fixedly connected to one end of the connecting rod one, and one end of the connecting block three is fixedly connected to the outer wall of the upper pressure plate. In this utility model, the coconut fiber to be compressed is conveyed into the heating chamber, where it is initially shaped by the flattening roller one. The connecting block one is connected to the upper pressure plate via the connecting block three. The upper pressure plate can be moved up and down by the connecting rod one connected to the output end of the hydraulic cylinder for shaping, thus meeting the needs of different thicknesses.

The invention relates to a coconut fiber modification method, a vehicle seat and a preparation method of the vehicle seat, in particular to the field of coconut fiber utilization, the modification method comprises the steps that coconut fibers are sequentially subjected to enzymolysis and drying, and pretreated fibers are obtained; and mixing the pretreated fiber with a functional agent, and then carrying out steam bulking and activating treatment to obtain the modified coconut fiber. According to the modification method provided by the invention, through cooperation of enzymolysis, functionalization treatment and activation treatment, free radicals on the coconut fiber can be stabilized and grafted with functional molecules, it is ensured that active ingredients are stably released in the fiber use cycle, the flame-retardant failure cycle is greatly prolonged, and the modified coconut fiber has good use performance.

The invention relates to the technical field of saline desertification degraded land treatment, in particular to a vegetation recovery method for saline desertification degraded grassland. Comprising the following steps that S1, a planting pit unit is dug before winter comes, the planting pit unit comprises a plurality of triangular ditches, the trend of the triangular ditches is perpendicular to the perennial prevailing wind of a restored area, and a triangular ridge is formed between every two adjacent triangular ditches; s2, coconut fiber blanket strips are laid in the triangular ditches, and soil is pressed; s3, in the spring of the second year, the middle of the triangular ditch is filled with the improved material mixture, the coconut fiber blanket strips are pressed, the two sides of the coconut fiber blanket strips are tightly attached to the side faces of the triangular ditch, and the edges are exposed in the air; s4, the shrub seeds and the herbal seeds are mixed, soaked and then planted in the improved material mixture; and S5, sprinkling water so that the coconut fiber blanket strips are thoroughly wetted. The landform of the salinized and desertified degraded grassland is subjected to micro-transformation, the cost is low, the plant survival rate is high, and the vegetation recovery effect is good.