2886 results about "Plant fibre" patented technology

The invention relates to a three-layer sandwiched composite eiderdown flake and a manufacturing method thereof. The three-layer sandwiched composite eiderdown flake comprises a lower flake, a middle flake and an upper flake; the upper flake comprises animal and plant fibers and low-melting fibers; the middle flake comprises eiderdown fibers, animal and plant fibers and low-melting fibers; the lower flake comprises animal and plant fibers and low-melting fibers; and the upper flake, the middle flake and the lower flake are thermally fused together. The manufacturing method comprises the following steps: manufacturing the lower flake by using the animal and plant fibers and the low-melting fibers by cotton blending, cotton carding and lapping; manufacturing the middle flake by cotton blending, opening and lapping of the animal and plant fibers and the low-melting fibers, paving of the eiderdown fibers and air laying, and paving the middle flake above the lower flake; manufacturing the upper flake by using the animal and plant fibers and the low-melting fibers by cotton blending, cotton carding and lapping, and paving the lower flake above the middle flake; and thermally fusing the lower flake, the middle flake and the upper flake together.

There is provided a cellulosic-based fiber granule with added non self-associating particulates or fibers. The resulting granule is free-flowing with a densified outer surface and is capable of removing substantially all oil or other fluids from a flat surface such as a floor. The granule is also capable of being incinerated by being formed substantially of organic materials. Cellulosic plant fibers form at least 10 percent up to 99 percent of the granule. There is also provided a method for forming the incineratable absorbent, free-flowing granules.

The invention discloses a battery and capacitor diaphragm filter material formed by wet nonwoven fabrics and a preparation method of the filter material. The fiber materials are as follows in percentage by weight: 0.1%-2.5% of plant fibers and 80%-99.9% of synthetic fibers, inorganic powder being 45%-1000% of the weight of the fiber, organic powder being 0-50% of the weight of the fibers, and strengthening binder being 0.5%-15% of the weight of the fibers. The preparation method of the filter material comprises the following steps of: pulping the plant fiber and the synthetic fibers, respectively; homogenizing and mixing the inorganic powder with the organic powder under high pressure, and forming the mixture into a single layer or a plurality of layers by a mixer; coating, thermally rolling and modifying the mixture, so that various physical and chemical indexes of the diagram are improved, the pore diameter size can be effectively controlled and the uniformity of the pore diameter is improved; moreover, treelike crystals can be prevented from being generated by maze type bent holes; the filtering precision and the efficiency are high; the inner resistance of the diagram is high; the liquid retaining rate and the high temperature resistance of the diagram are improved; the over-temperature closed-cell protection is improved; the dimension deformation is small; the service life is long; and the economic benefits and the social benefits are better.

The present invention provides a method for heavy metal adsorbentusing vegetable fibre waste, including following steps : weighing fibre waste raw material, washing, drying to constant weight; crashing material, screening raw material powder; raw material after being screening mixing with the de-ionized water or aqueous slkali, plant after water washing or caustic washing by using drying net filtering mixer, and adequately cleaning several times by water, till clarification of the cleaning liquid, plant powder after being cleaning dried to constant weight; mixing the material after being water washing or caustic washing and the carboxylic acid solvent, forced air drying mixed solid-liquid mixer after being mixed, generating heat chemical reaction by improving temperature, cooling to door temperature after being heat preservation; cleaning heat reacted plant powder, dying the moisture powder to constant weight, obtaining biological adsorbent corresponding to carboxylic acid modification plant fibre after being cooled. The invention has a lower cost, wide sources and simple process.

The invention discloses a high-strength environment-friendly flame-retarding fiberboard which comprises the following raw materials of plant fibers, flame retardants, adhesives and waterproofing agents, wherein the weight ratio of the plant fibers to the flame retardants to the adhesives to the waterproofing agents is 100:(3-30):(3-30):(0.1-4). The invention also discloses a manufacturing method of the high-strength environment-friendly flame-retarding fiberboard. Not only are the mechanical properties of the flame-retarding fiberboard obviously improved, but also the combustion property can conform to the regulations of GB8624 Class B or Class C, and the formaldehyde emission, the smoke volume produced and the smoke toxicity are also reduced. Thus, the high-strength environment-friendly flame-retarding fiberboard has good quality and low price, can be widely applied to the fields of building furnishings, flame-retarding furniture production, flame-retarding floor production, wooden fireproof door production, ship and vehicle furnishings and the like, and has good economical and social benefits.

A biological deodouring process for the stink gas features that the stink gas is forced to pass through the biologic filter material prepared from anticorrosion plant fibres, porous materia, or theirmixture through inoculating microns (yeast, bacteria, etc) to it. Its apparatus is composed of blower, gas washing pool and biological filter tower. Its advantages are simple apparatus, high effect, low cost, and no secondary pollution.

The present invention relates to a composite water-proof material. It is made up by using (by weight portion) 20-70 portions of plant fibre, 10-60 portions of flyash and 5-40 portions of adhesive through the processes of mixing them, die-pressing and polymerization. The described adhesive is formed from maleic anhydride, phthalic anhydride, polyalcohol, styrene or mixture of their homologous compounds, also can include trimeric cyanamide, acrylic acid or rosin and dicyclopentadiene. Its raw material composition also can include 10-40 portions of new and old plastics. Said plate material has strong strength and good water-proof property, so that it has extensive application range.

The invention refers to a kind of plant fibre liquefied and the manufacturing method, and the usage. It is made up by mixing 100 shares of polyatomic alcohol, 0-12 shares of phenol, 1-15 acid and heating them to 110-160deg.C, then adds in dried and crushed plant fibre material about 5-40 shares, reacts for 20-150 minutes, then cools them with ice. The product can be used to produce polyurethane foaming material. The plant fibre liquefied material not only can be lumber fibre material, but also can use other plant fibre material, it upgrades the use of material other than lumber resources, it reduces the consumption of chemical agent, the other hand, it can improve the flexibility of high polyurethane.

The invention discloses a polyolefin wood-plastic composite and a preparation method thereof. Polyolefin and plant fiber modified by EVOH (ethylene-vinyl alcohol copolymer) are taken as main raw materials, a plasticizer, a stabilizer, a lubricating agent and the like are added, and the environment-friendly wood-plastic composite with excellent mechanical property is prepared with a melt blending method commonly used during plastic processing. The wood-plastic composite can be used in conventional fields such as building materials, decorative materials, foam materials, boards, packaging materials, toys, automobile parts and the like, and the application range of the EVOH is enlarged.

The invention provides a PVC (polyvinyl chloride) micro-foam floor and a preparation method thereof. The PVC micro-foam floor comprises the following components in parts by weight: 120-150 parts of PVC resin, 40-80 parts of diatomite, 10-20 parts of plant fiber, 5-10 parts of plasticizer, 1-5 parts of heat stabilizer, 0.5-3 parts of lubricating agent, 0.7-2 parts of anti-impact modifier, 1.5-3.5 parts of antioxidant, 0.5-1.2 parts of foaming agent, 3-7 parts of flame retardant and 2-7 parts of antibacterial agent. The PVC micro-foam floor provided by the invention has the advantages of high impact strength, tensile strength, tear strength and compressive strength, good wear resistance, water resistance and weather resistance, flame-retardant, anti-bacterial, anti-static and anti-aging effects, capability of keeping the color of the floor unchanged for a long time, and durability.

The present invention relates to propping agent which is widely applied to the oil and gas well hydraulic fracturing technology, and the present invention especially relates to a manufacturing method and a preparation technology of low-consistency propping agent and is characterized in that firstly, plant fibre material is used as the raw material and is crushed and grinded as plant fibre granules; secondly, modifying agent solution dips and solidifies the plant fibre granules; thirdly, macromolecular resin is used to covering the granules which are crushed and filtered again to form the propping agent. The propping agent prepared by the technology and method can conquers that the prior propping agent has large energy consumption and high expense of the whole construction, or the propping agent of the present invention does not easily cause the phenomena of propping agent disgorging or crack emptying.

The invention discloses a method for preparing air-laying cellucotton and cellucotton produced by the method. Taking low melting point fibers and other fibers as raw material, the cellucotton is produced by rough shape cutting, coarse opening, fine opening, air laying, hot binding and parting cut packaging, wherein the air laying is as follows: the loose fibers which are distributed evenly in a cotton box after fully mixed by the fine opening are further mixed by airflow and delivered by pressurized airflow to between the net forming curtain and the net forming roller to be formed into a required retiform structure. The preparing process has wide range of material selection, is suitable for not only all the raw materials adopted in the prior process, but also the plant fiber widely existing in the natural world which are not used in the prior art such as couch grass, reed, cornstock, straw and bagasse as raw materials, and the waste materials such as wood wool, crushed sponge and wool manufacturing crushed aggregates to reuse and regenerate; in addition, the preparing process has high production efficiency and low energy consumption, and produces the cellucotton with great improvement in the performance, thereby being applied to wider fields.

The invention discloses a flame retardant and a preparation method thereof. The flame retardant comprises a phosphorus-nitrogen series flame retardant, an inorganic flame retardant and a silane coupling agent, wherein the phosphorus-nitrogen series flame retardant is wrapped by the inorganic flame retardant; the inorganic flame retardant is wrapped by the silane coupling agent; and the weight ratio of the phosphorus-nitrogen series flame retardant to the inorganic flame retardant to the silane coupling agent is 100:1-100:0.01-5. By using the flame retardant, the physicochemical property, the machining performance and the service performance of a plant fiber board cannot be damaged in the flame retarding process of the plant fiber board, the chemical reaction process of the flame retardant and timber cannot be changed at a high temperature and the harm of combustion smoke gas of a flame-retardant wooden material cannot be increased.

The invention belongs to the field of novel tobacco manufacturing products, and particularly relates to a heat-not-burn reconstituted tobacco with the high heat transfer performance and a preparationmethod of the heat-not-burn reconstituted tobacco. The heat-not-burn reconstituted tobacco with the high heat transfer performance comprises the following raw materials: plant fibres, cigarettes and tobacco raw materials, heat conduction materials, a smoke agent, accessories, perfume raw materials and moisture; according to the heat-not-burn reconstituted tobacco, cigarette core materials used fora heat-not-burn cigarette are prepared and obtained, due to the characteristics of high heat conduction materials and the high density core materials uniformly distributed in the core materials, thehigh heat transfer performance is provided, the problems that when the heat-not-burn reconstituted tobacco is prepared by a traditional paper-making method, nonuniform heat transmission is caused by the poor heat transfer performance of proximate materials, smoke releasing and fragrance releasing are little, the number of suction mouth is few, and the quality of suction is poor are solved, strongcigarette fragrance, sufficient smoke quantity, the excellent physical processing performance and the good suction quality are given to the heat-not-burn cigarette.

The present invention discloses a modified calcium sulfate crystal whisker papermaking filler, a preparation method and applications thereof, wherein a modified calcium sulfate crystal whisker papermaking filler is prepared, and then the modified calcium sulfate crystal whisker papermaking filler is applied in papermaking industry. The application of the modified calcium sulfate crystal whisker papermaking filler in the papermaking industry comprises: 1) selection a papermaking slurry, (2) use of the modified calcium sulfate crystal whisker papermaking filler and related auxiliary materials, 3) papermaking, and 4) white water circulation. According to the present invention, the calcium sulfate crystal whisker raw material source is wide, conditions are wide, and solid waste pollution can be effectively solved; the modified calcium sulfate crystal whisker product has characteristics of high whiteness, low abrasion, effectively-controlled solubility, high papermaking retain rate, and low white water load, the problem of pipe scale is eliminated, and the product can completely replace calcium carbonate, kaolin, talc powder, and other papermaking fillers, and partial plant fiber raw materials; and the method has characteristics of low equipment investment, simple modification process, strong operability and low cost, and is applicable for large scale production.

The present invention discloses a kind of paper made of collagen fiber and its processing method. The paper made of collagen fiber includes fiber component and non-fiber component; said fiber component is formed from 10-100 wt% of collagen fiber and 0-90 wt% of other fiber for making paper. Its processing method mainly includes the following steps: screening raw materials, liquid defibrination, cleaning, rinsing, and opening by using liquor, dewatering and drying, opening and removing impurity, carding, pulping and papermaking.

The invention relates to composite material of polylactic acid and plant fiber, which is mainly formed by raw materials with the following parts of weight, 35-98.8 polylactic acide, 0-50 plant fiber, 0.1-5 nucleating agent and 0.1-10 nucleating-accelerant. The process of the invention has the advantages of simple operation and high production efficiency. And the composite material of polylactic acid and plant fiber which is prepared has high heat resistance, excellent mechanical property and favorable contour machining, and simultaneously keeps the biodegradability of the composite material.

The invention relates to a submerged plant breeding blanket and application thereof. The submerged plant breeding blanket disclosed by the invention is respectively composed of a carrier layer, a matrix layer and an adhesive layer from bottom to top, wherein the carrier layer is composed of palm and bamboo plant fiber; the matrix layer is composed of a growing matrix suitable for submerged plants to grow; and the adhesive layer is composed of a plant fiber net. The invention further provides a submerged vegetation transplantation technology which is characterized in that after being subjected to seedling culture, submerged plant seedling breeding embryoid bodies prepared by virtue of the breeding blanket are transplanted to the water bottom of an ecological restoration area for planting and restoring submerged vegetation of the ecological restoration area. Compared with the traditional submerged plant transplantation technology method, the submerged vegetation transplantation technology disclosed by the invention has the advantages of low transplantation cost, high speed, high survival rate, convenient technology, strong technical maneuverability, high community forming speed after transplantation, high breeding speed, good community stability and the like, and can be used for realizing the quick transplantation and the community construction and configuration of the submerged plants.

The invention refers to a full-degradable polymer composite material strengthened by the natural plant fiber and the preparing method. It adopts India plant fiber-Hildegardia populifolia, sisal fiber, ramee, wood fibre and so on as the fiber raw material, tand the degradable plastic-the poly-methyl ethyl carbonic acid resin as the basic body, and smelts and commixes the filling and the basic body on the existent/nonexistent condition of the coupling agent to make the composite material. The weight percent content of the fiber is 5-80%, the better fiber 10-40%.

The invention relates to a preparation method of surface-modified ball-milling refined plant fibers. According to the preparation method, natural plant fibers are subjected to wet method ball milling after pretreatment, and the original micro-fibers can be scattered along the long-axis direction and broken along the diameter direction, so that the refined plant fibers are obtained. Compared with nano-celluloses prepared by a hydrolysis method, the refined long fibers obtained by the preparation method have the characteristics that the length is long, the length-diameter ratio is greater, and by controlling the ball milling condition, fine fibers and coarse fibers in the product are interconnected to from a net-like structure, and separated single fibers can be obtained. The fiber product does not contain acidic groups remained during preparation by the hydrolysis method. The plant fibers are subjected to appropriate surface modification, and then the surface-modified ball-milling refined plant fibers are prepared. The surface-modified ball-milling refined plant fibers have good application prospects in construction foods, medicaments, chemical industry, papermaking, spinning, new material preparation and the like.

The environment protection type bioactive plant-growing container for growing seedlings in planting consists of plant fiber powder 20-75 wt%, natural organic matter 10-60 wt%, bioactive nutrient 0.5-20 wt%, non-toxic adhesive 10-50 wt% and stuffing 3-10 wt%. The said plant fiber powder is husk powder, rice straw powder, corn straw powder, wheat straw powder, etc; the natural organic matter includes turf and sphagna; and the bioactive nutrient is algin. The plant-growing container is produced through mixing the said material and press molding at 80-160 deg.c.