63 results about "Renewable materials" patented technology

The invention discloses an antibacterial non-woven fabric and a preparation process thereof, and belongs to the technical field of non-woven fabrics. Comprising the following raw materials in parts by weight: 60-70 parts of polypropylene resin, 10-20 parts of modified bamboo fibers, 5-8 parts of chitosan and 0.5-1.5 parts of an antioxidant. The chitosan and the bamboo fiber have certain antibacterial property, so that the antibacterial property of the non-woven fabric is improved; by modifying the bamboo fibers, the antibacterial performance of the non-woven fabric is remarkably improved, the compatibility of the bamboo fibers and a matrix is improved, meanwhile, micromolecular organic chains are grafted to the bamboo fibers, the migration resistance and seepage resistance of antibacterial components are remarkably improved, and the problems that according to a traditional coating method, falling is prone to occurring, and washing is not durable are solved; the bamboo fiber and the chitosan in the raw materials are natural and renewable materials and are environmentally friendly; in conclusion, the prepared non-woven fabric has stable and efficient antibacterial property, is environmentally friendly and has important application value in the technical field of non-woven fabrics.

The utility model discloses a renewable material recycling and smashing device which comprises a machine base, a cutting knife set is arranged on the surface of the machine base, a square groove is formed in the surface of the machine base on one side of the cutting knife set, a widened edge is connected to the surface of the square groove, a recycling pipe is connected to the middle of the widened edge, and an outlet groove is formed in the bottom of the recycling pipe. A first conveying belt is arranged on the side, away from the machine base, of the bottom of the outlet groove, a pulverizer is arranged at one end of the first conveying belt, a gear column is arranged on the surface of the pulverizer, and a gear is arranged on the surface of the gear column. The waste paper strips are prevented from being clamped, the waste paper strips can be taken out and cleaned in time, follow-up work is prevented from being affected, the working efficiency of workers is greatly improved, the work task load of the workers is reduced, and the practicability of the device is improved.

A process and a process plant for production of a hydrocarbon product comprising low amounts of HPNA from a hydrocarbonaceous stream derived from a thermochemical decomposition of a solid renewable material.

To provide a renewable material-based furandicarboxylic acid-containing polyurethane controlled release fertilizer coating material, and its application and product.SOLUTION: The present invention relates to a polyurethane controlled release fertilizer coating material produced for the first time by introducing furan ring structure units, and is manufactured via a crosslinking reaction between an isocyanate and a biopolyester polyol product based on furandicarboxylic acid derived from renewable materials (hereinafter, Bio-FDCA). In particular, all of the small-molecule alkyds in the raw materials, including Bio-FDCA, adipic acid, plant-derived oleic acid, acetic acid, glycerol, 1,4-butanediol, and diethylene glycol, are of biological origin. This significantly increases the biomass content, making the material safe and environmentally friendly. Furthermore, by reducing the proportion of furan dicarboxylic acid, the performance of the coating film can be improved, thereby enabling effective cost control and providing high market value.SELECTED DRAWING: Figure 8

The present invention relates to anaerobically curable compositions made from renewable materials. In particular, an alpha-methylene-lactone is used with a (meth)acrylate component and a cure system to form an anaerobically curable composition.

A tire component formed from a rubber composition comprising a predominant weight percentage of renewable materials, wherein the rubber composition, based on 100 parts by weight (ThK) of elastomer, comprises: a mixture of at least two rubber elastomers, selected from a group consisting of: from 30 ThK to 60 ThK polybutadiene; up to 60 ThK of one or more styrene-butadiene copolymers; up to 45 ThK natural rubber; a bio-based resin material, and a bio-based filler comprising silicon dioxide and carbon black filler, wherein said carbon black filler was obtained at least partially from a bio-based starting material prior to its addition to the rubber composition.

This invention discloses a modified grapefruit peel-based carbon aerogel, its preparation method, and its applications, belonging to the field of adsorbent preparation technology. The preparation method involves placing the grapefruit peel-based carbon aerogel in a potassium hydroxide solution and stirring at 75–85°C for 2.5–3.5 hours. After stirring, the mixture is filtered and dried, then calcined at 850–950°C for 1–1.5 hours in a nitrogen atmosphere. This invention solves the problems of low adsorption capacity and poor selectivity in current adsorbent materials. The modified grapefruit peel-based carbon aerogel electrode exhibits preferential selectivity for nitrates and phosphates. The invention utilizes capacitive deionization technology, resulting in low energy consumption and cost savings. The electroadsorption system electrode uses grapefruit peel as a raw material, which is widely available, convenient, and inexpensive. The resulting biomass-based carbon aerogel has the advantages of being renewable, biodegradable, and rich in carbon sources. It also enables the recycling of waste grapefruit peels, making it an environmentally friendly renewable material.

The invention discloses a resource recovery treatment device which comprises a treatment box, a first-stage crushing chamber, a magnetic separation chamber and a second-stage crushing chamber are sequentially arranged in the treatment box from top to bottom, a feeding hopper is arranged at the top of the first-stage crushing chamber, a first-stage crushing mechanism is arranged in the first-stage crushing chamber, and the first-stage crushing mechanism is provided with a heating mechanism; a magnetic separation mechanism is arranged in the magnetic separation chamber, a magnetic separation outlet is formed in the side wall of the magnetic separation chamber, a second-stage smashing mechanism is arranged in the second-stage smashing chamber, and a discharging port is formed in the bottom of the second-stage smashing chamber. The resource recovery treatment device integrates pre-crushing, heating softening, magnetic substance separation and fine crushing, realizes continuous automatic treatment of complex mixed renewable resources through a two-stage differential crushing design in combination with heating softening and high-efficiency magnetic separation technologies, remarkably improves the treatment efficiency of the renewable resources and the quality of regenerated materials, and is suitable for industrial production. And the resource recovery cost is effectively reduced.

The application discloses a humidity-responsive color-changing radiation refrigeration material, which comprises a scattering layer and a rainbow photonic film arranged on the surface of the scattering layer, wherein the rainbow photonic film is a cellulose nanocrystal / polyethylene glycol composite film, and the scattering layer is a polylactic acid-silicon dioxide-aluminum oxide composite nanofiber film. The application realizes the coupling of the color mirror reflection of the CNC / PEG composite color radiation refrigeration functional layer and the broadband diffuse response of the electrospinning film reflection layer through the composite design of the top CNC / PEG rainbow photonic film and the bottom PLA / SiO2 / Al2O3 scattering layer, reduces the negative influence of moisture absorption and color development on reflectivity, and successfully combines color intelligent response and efficient radiation refrigeration. The preparation method is simple, the raw materials used are all degradable and renewable materials, the cost is low, and the application is easy to popularize and apply.

The invention provides a microbial sand brick preparation device based on recycled materials, and belongs to the technical field of microbial sand brick preparation and a grouting mold, the grouting mold comprises a detachable shell, a top cover, a bottom cover, a cushion plate and a gasket, the two ends of the detachable shell are in threaded connection with the top cover and the bottom cover correspondingly, and the bottom cover is in threaded connection with the cushion plate. A gasket is movably installed on the inner wall of the grouting mold and tightly attached to the inner wall of the grouting mold, a base plate is installed on the bottom cover, and filtering pieces are installed on the base plate and below the top cover. One end of the peristaltic pump is connected with the bacterial liquid container and the cementing liquid container through pipelines, and the other end of the peristaltic pump is communicated with one end of the sand brick grouting mold through a pipeline; the waste liquid collector is communicated with the other end of the sand brick grouting mold through a pipeline; the steel slag is used as a base material of the sand column and replaces a common sintered brick and a microbial sand brick taking silica sand as a base material, so that the cost is saved, the environment is protected, and the purpose of solid waste resource utilization is achieved.

An automatic dispensing device for volatile fluid operable to apply one or more agent to a local environment for more than 14 days. A dispensing device may nonexclusively operate by evaporation of volatile fluid from a carrier material that is somehow infused with the volatile fluid; gravity-induced drip from a bulk supply of volatile fluid through a small orifice onto an emanator; osmotic transfer of volatile fluid through the emanator from a bulk supply; gas-pump drive of volatile fluid to the emanator at controlled pressure or volume; or diffusion of volatile fluid through a wall of a container of bulk volatile fluid; and combinations thereof. An emanator of the volatile fluid is desirably biodegradable and formed from renewable materials.

A process and a process plant for production of a hydrocarbon product comprising low amounts of HPNA from a hydrocarbonaceous stream derived from a thermochemical decomposition of a solid renewable material.

Tree guard (1) comprising an elastically deformable grid mat (10) and at least one connecting element (20) for the detachable connection of two grid struts (21) such that the grid mat (10) assumes a substantially tubular, inherently stable design, wherein the grid mat (10) and the at least one connecting element (20) are made of renewable materials and are completely biodegradable.

A tire component formed from a rubber composition comprises a majority weight percent of renewable materials. The rubber composition comprises, based on 100 parts per weight (phr) of elastomer:a blend of at least two rubber elastomers selected from a group consisting of:from about 40 phr to about 50 phr polybutadiene;up to about 35 phr of styrene-butadiene copolymer;up to about 45 phr of natural rubber;a bio-derived resin material; anda bio-derived filler comprising silica and carbon black filler. The carbon black filler is at least partially derived from a bio-based feedstock prior to its addition to the rubber composition. The resin and the silica are also derived from renewable materials.

A tire component formed from a rubber composition comprises a majority weight percent of renewable materials. The rubber composition comprises, based on 100 parts per weight (phr) of elastomer: a blend of at least two rubber elastomers selected from a group consisting of: from about 15 phr to about 50 phr polybutadiene; up to about 20 phr of styrene-butadiene copolymer; up to about 90 phr of natural rubber; a bio-derived resin material; a vegetable triglyceride oil; and a bio-derived filler comprising silica and carbon black filler. The carbon black filler is at least partially derived from a bio-based feedstock prior to its addition to the rubber composition. The resin and the silica are also derived from renewable materials. In some embodiments, the contemplated polybutadiene may be from mass balanced feedstocks.

A renewable material traceability system acquires information on a renewable material provided by a provider and information on the provider, allocates a lot of the renewable material to a product in a production process of the product, and notifies the provider of evaluation data obtained based on data associated with the provider from among a traceability data group, the evaluation data being data as an evaluation related to the provision by the provider, the traceability data group including material traceability data, which is data including a set of information on the renewable material and information on the provider, and production traceability data, which is data including information indicating a lot allocated to each product for each of one or more types of renewable materials used as materials for the product.

The present disclosure relates to a process for producing rosinol from renewable materials comprising abietic acid, such as raw materials comprising crude tall oil. According to the method, abietic acid present in the renewable material is separated (101) and a stream comprising at least partially separated abietic acid is subjected to a thermal decarboxylation reaction (102) to produce a stream comprising formed rosin oil and rosin oil is recovered (103) from the stream. The present disclosure also relates to a system for carrying out the method, and the use of rosinol obtainable by the method as a renewable feedstock co-processed with fossil feedstock to increase the renewable content of fossil transport fuels and / or chemicals, and the use of co-processing with other renewable feedstocks to produce renewable fuels and / or chemicals or components thereof. The present disclosure also relates to a rosin oil product obtainable by the process.

The utility model discloses a kind of flame-retardant packaging bags, including bag body, bag body is sequentially provided with from outside to inside: outer flame-retardant layer, adopt expansion type flame retardant coating, first substrate layer, for woven polypropylene material, buffer layer, inside honeycomb structure, second substrate layer, for high-temperature-resistant polyethylene film, inner layer heat-resistant lining, surface is equipped with antiskid texture, the opening end of bag body is equipped with main sealing zip fastener and auxiliary self-adhesive strip, the both side edges of bag body integrally formed have reinforcing rib, the bottom of bag body is equipped with puncture-proof cushion layer, the top of bag body is symmetrically provided with adjustable hand strap;The utility model fluorine compound is replaced by food-grade coating, solve biological cumulative toxicity problem, and carbon footprint is reduced by renewable material application;Five-layer design makes it flame-retardant not easy to break, side reinforcing rib makes it more firm, bottom surface is more not easy to break by being equipped with puncture-proof cushion layer and bottom surface contact, and it can be used for more conditions.

The application provides a preparation method of a support plate for sports shoes sole prepared from wood and bamboo wastes. The support plate for sports shoes sole prepared by the application is prepared from wood or bamboo wastes. The wood or bamboo wastes are used to prepare the support plate for sports shoes sole through self-crosslinking between celluloses, addition of coordination bonds or covalent bonds and other ways, and the support plate is prepared through assembly and hot pressing, and has the advantages of green renewable, simple preparation, low cost and the like. The support plate for sports shoes sole prepared by the application avoids the problem of using a large amount of non-renewable materials in traditional support plates, reduces the consumption of petroleum-based resources and the emission of harmful gases in the preparation of carbon fibers, and provides the possibility for the support plate of sports shoes to change from high energy consumption and high pollution to green and low carbon.

The present invention provides a method of reducing the nitrogen content in a renewable material stream derived from a liquid renewable material stream or a fraction thereof, the method comprising the step of treating the renewable material stream or the fraction with an acid. The invention also provides a device for implementing the method.

The present disclosure provides a hemp-based wall stud comprising a composite material formed from hemp fibers and hemp shives, and a binder material impregnating the composite material. The wall stud has a C-shaped profile and a density sufficient for structural use in wall construction. The hemp-based wall stud offers an environmentally sustainable alternative to conventional steel studs while maintaining structural integrity. A method of manufacturing the hemp-based wall stud involves combining hemp fibers and shives, impregnating with a binder, pressing into a board, and shaping into a C-profile. The resulting wall stud can be integrated into wall assembly systems, providing a bio-based solution for construction that reduces carbon footprint and utilizes renewable materials.

Encourage donors to provide renewable materials. [Solution] The renewable material traceability system acquires information about renewable materials provided by a provider and information about the provider, assigns lots of renewable materials to products during the production process of the products, and notifies the provider of evaluation data, which is data evaluating the provision by the provider, obtained based on data associated with the provider from a group of traceability data that includes material traceability data, which is data containing pairs of information about renewable materials and information about the provider, and production traceability data, which is data that contains information indicating the lot assigned to a product for each of one or more types of renewable materials that are used as materials for the product.

The present application relates to a kind of polishing pad and the manufacturing method of semiconductor device.The polishing pad, by the structure design of subdivision in thickness direction, can provide the physical property in line with various polishing purposes for various polishing objects, and in the aspect of abandonment after use, unlike existing polishing pad, renewable material or recyclable material is applied in at least part of structure, so as to ensure environmental protection.Specifically, the polishing pad includes polishing layer;The polishing layer includes: polishing variable layer, with polishing surface, and polishing invariable layer, is arranged in the opposite side of the polishing surface of the polishing variable layer;The polishing invariable layer includes the solidified product of first composition containing first urethane-based prepolymer, the first urethane-based prepolymer can be the reaction product of first alcohol component and first isocyanate component, and the first alcohol component includes the first polyol with hydroxyl value of 200mgKOH / g to 900mgKOH / g.

By using as a polyol component and as a copolymer component of poly(farnesene) diol and ε-caprolactone, a polyurethane composition and method having mechanical properties comparable to the most performance-commercial elastomeric materials are described. The poly(farnesene) diol is produced from biobased monomers, and such copolymerization enables the incorporation of renewable materials into high-performance polyurethane materials.

The utility model relates to the technical field of transmission belts, and discloses a transmission braid of a multi-dimensional structure of a special-shaped structural part. The woven tape comprises a woven tape body, an outwards-protruding woven tape, an inwards-protruding woven tape, woven tape warps, woven tape wefts and fixing ribs, the woven tape body is arranged in a closed annular shape, the woven tape warps and the woven tape wefts are interwoven to form the woven tape body, cavities are formed in the two opposite edges of the woven tape body, the fixing ribs are arranged in the cavities, and the woven tape warps and the woven tape wefts are arranged in the cavities. The fixing rib is wrapped by the braid body of the braid warp and the braid weft, an outwards-protruding braid is arranged on the outer surface of the braid body in the direction perpendicular to the fixing rib, and an inwards-protruding braid is arranged on the inner surface of the braid body in the direction perpendicular to the fixing rib. Through reasonable design of the conveying belt technology, the woven belt body, the outwards-protruding woven belt, the inwards-protruding woven belt, the woven belt warp, the woven belt weft and the fixing ribs are adopted, machining simplification, cost reduction and the like can be achieved, renewable materials are adopted for weaving, environment pollution can be reduced, and the materials can be fully utilized.

The invention relates to the technical field of fireproof sound-absorbing boards, and discloses a fireproof sound-absorbing board which comprises a porous decorative surface layer, a first inorganic fiber layer, a sound-absorbing base board layer, a second inorganic fiber layer and a back board layer which are sequentially stacked from top to bottom. The sound-absorbing base plate layer is prepared by mixing, foaming, curing and molding plant fibers, an inorganic cementing material, a foaming agent and a functional additive; according to the scheme, plant fibers and inorganic cementing materials which are wide in source are selected as raw materials, high-price polyurethane is replaced, the process is simple, the cost is greatly reduced, and large-scale popularization is facilitated. All the components are environmentally friendly and harmless, no toxic gas is released, the inorganic fiber layer is firmly bonded, the drifting risk is avoided, and human health is guaranteed. Renewable materials are used as raw materials, production energy consumption is low, the green and low-carbon concept is met, the special structure of the base plate layer and the double-layer inorganic fiber layer cooperate for sound absorption, the effect is far better than that of a mineral wool board, and the problem of defects in the prior art is solved.

The utility model relates to the technical field of waste gas treatment equipment, in particular to a hydrocyanic acid absorption and conversion device in an acrylic fiber production process, which comprises a reaction tower body, a liquid discharge pipe communicated with the bottom end of the reaction tower body, an exhaust pipe communicated with the top end of the reaction tower body, and a spraying assembly arranged at the top end of the reaction tower body, the spraying assembly comprises a spraying frame fixedly mounted at the top end of the reaction tower body, and a plurality of spraying heads are uniformly arranged at the bottom end of the spraying frame in a communicating manner. According to the device, waste gas can be in full contact with absorption liquid, hydrocyanic acid in the waste gas can be converted into renewable substances, the filler main body on the filler bed can ensure that the waste gas is in full contact with reaction liquid, the contact area of the waste gas and the absorption liquid can be increased, and conversion of the hydrocyanic acid is facilitated; meanwhile, a new catalyst can be continuously and quantitatively guided into the through hole of the conveying pipe, the inactivated catalyst is discharged, the catalytic effect can be guaranteed, the recycling efficiency of hydrocyanic acid is improved, and pollution of hydrocyanic acid to the environment is reduced.

The utility model relates to the technical field of packing paper, and discloses waterproof and oilproof high-temperature-resistant chopping board packing paper which comprises a packing paper body, a first surface layer is arranged at the center of the upper end face of the packing paper body, and a second surface layer is arranged at the center of the lower end face of the packing paper body. A plurality of first embossed patterns are arranged in the center of the upper end face of the first surface layer in a front-back mode, and a plurality of second embossed patterns are arranged in the center of the lower end face of the second surface layer in a front-back mode. According to the environment-friendly packing paper, the packing paper main body is made of the wood pulp paper, and the wood pulp paper is a renewable material, so that the environment-friendly packing paper has better environment-friendly performance, provides certain functions of protection, sanitation and easiness in cleaning, and is suitable for being used in a kitchen to improve food safety and operation convenience; the friction force between the packing paper main body and the chopping board or the table top can be increased through the first embossed patterns and the second embossed patterns, and the packing paper is prevented from sliding when the food is cut, so that the safety and the stability during use are improved.

This invention belongs to the field of bio-based functional polymer materials, specifically relating to a high-strength, high-transmittance bio-based polyurethane film and its preparation method. The invention utilizes the reaction of malic acid with an aromatic ring diol to obtain a malic acid polyol, which is then polymerized with isocyanate. Chain extension is performed using a small molecule chain extender, and coumarin derivative monomers are used for end-capping to obtain the bio-based polyurethane. The bio-based polyurethane film is then obtained using a casting method and ice bath cooling treatment, exhibiting high transmittance, good mechanical properties, and biodegradability. This invention pertains to bio-based renewable materials and has potential applications in fields such as agricultural mulch films and packaging materials.