100 results about "Recycled products" patented technology

The invention relates to the technical field of life cycle management, in particular to a catalyst industry chain-oriented full life cycle traceability method and system, and the method comprises the steps: obtaining the state attribute data of the same batch of recovered products, and carrying out the analysis to obtain an efficiency feature vector; inputting the efficiency feature vector into a preset quality evaluation model for matching, and identifying quality deviation data of the recycled product; the batch identity codes are analyzed, and resume data of the production full life cycle are obtained; a multi-dimensional data association model is constructed, quality deviation data is taken as a target variable, resume data is taken as an input feature, an influence weight coefficient and an attribution confidence index of each production control variable on the quality deviation are analyzed, and key control elements are screened out; and performing production regulation and control optimization operation based on the key control elements, calculating target parameter offset for correcting quality deviation, dynamically calculating a dynamic tolerance constraint range of a production control variable in combination with an attribution confidence index, and packaging into an execution management and control protocol.

The present disclosure relates to the extraction of lithium from liquid resources such as natural and synthetic brines, leachate solutions from clays and minerals, and recycled products. Herein are systems and processes for extracting lithium using ion exchange materials, where transition metal impurities may be removed from the synthetic lithium solution. In some embodiments, the transition metal species are reformulated to form ion exchange materials to be used in the systems and processes described herein.

The invention discloses a renewable ramie fiber / wool blended fabric and an environment-friendly dyeing and finishing process thereof, and belongs to the technical field of textile fabrics. The renewable ramie fiber / wool blended fabric is prepared from, by mass, 30%-50% of renewable ramie fibers, 25%-40% of wool fibers, 15%-30% of regenerated cellulose fibers and 0.5%-3% of functional auxiliaries, the ramie fibers are derived from recycled products, and the auxiliaries contain antibacterial agents and anti-wrinkle agents. During preparation, fibers are subjected to ultrasonic pretreatment, spinning and weaving to obtain grey cloth; the dyeing and finishing adopts biological enzyme desizing, hydrogen peroxide bleaching, natural vegetable dye dyeing and formaldehyde-free color fixation. The antibacterial rate of the fabric is larger than or equal to 90%, the anti-wrinkle recovery angle is larger than or equal to 280 degrees, the COD of dyeing and finishing wastewater is smaller than or equal to 400 mg / L, formaldehyde residues are avoided, energy consumption is low, excellent performance and environmental friendliness are both considered, and the method is suitable for the field of spinning.

The invention discloses a method for separating and recycling components of a flame-retardant polyamide material, aiming at solving the problem of environmental pollution of flame-retardant polyamide waste plastic products, improving the resource recycling efficiency, providing a new way for supplying high-quality regenerated high-value chemicals for industrial production and innovating a new normal form for resource regeneration recycling economy development. The method comprises the following steps: decomposing the molecular structure of a nylon resin matrix in the flame-retardant polyamide material in an acidolysis manner so as to separate brominated polystyrene, reinforced fibers and other added and filled components from the nylon resin matrix; high-quality recovered products such as brominated polystyrene and antimony trioxide are obtained through separation, purification and recovery technologies such as solvent extraction and precipitation, and are circularly used for producing flame-retardant materials such as flame-retardant polyamide and flame-retardant polyester, so that resource recycling of high-value chemicals such as brominated polystyrene and antimony trioxide is realized; the method has remarkable economic benefits, environmental benefits and social benefits, and has a wide application prospect.

Herein a specific method for the treatment of a polymer blend is described. The obtained material can be converted to obtain specific materials and products.

A process for separating polyamide 6 and / or polyamide 66 from elastic polyurethane (spandex) present in a textile production waste or in an end-of-life textile product, and the recovery and recycling of at least one of the polymers thus separated is described.

This invention relates to a one-pot chemical recovery method for lactam polyamides and its application, comprising: feeding lactam polyamide, diacid, diamine, or diol; followed by a depolymerization reaction under an inert atmosphere at a temperature of 100–250°C for 0.5–12 h; and finally, a polymerization reaction under vacuum at a temperature of 150–280°C for 0.5–12 h. This invention is based on a one-pot method for directly chemically recovering lactam polyamides to recycled polyamide or recycled polyesteramide, saving the steps of traditional chemical recovery to monomers or prepolymers and reducing monomer purification costs. Simultaneously, the reaction process forms a portion of cyclic lactams that can be separated and reused to synthesize lactam polyamides, ultimately generating recycled polyamide or polyesteramide products. The mechanical properties of the recycled products are comparable to those of lactam polyamides, and the recycled polyesteramide, in particular, possesses biodegradability in soil due to the introduction of ester bonds.

The invention discloses a construction waste regenerated product carbon footprint accounting method and system, and relates to the technical field of construction material carbon footprint analysis, and the method comprises the steps: obtaining carbon footprint related data of a construction waste regenerated product in a plurality of life cycle stages, the plurality of life cycle stages comprise a recovery and transportation stage, a treatment stage and a regenerated product production stage; based on the first carbon footprint related data corresponding to the recovery and transportation stage, determining the carbon emission of the recovery and transportation stage; based on the second carbon footprint related data corresponding to the processing stage, determining the carbon emission of the processing stage; based on the third carbon footprint related data corresponding to the regenerated product production stage, determining the carbon emission of the regenerated product production stage; and determining the total carbon footprint of the construction waste regenerated product based on the carbon emission in the recovery and transportation stage, the carbon emission in the treatment stage and the carbon emission in the regenerated product production stage.

This invention relates to the field of lifecycle management technology, specifically a method and system for full lifecycle traceability of the catalyst industry chain. The method involves acquiring state attribute data of the same batch of recycled products and parsing it to obtain an efficiency feature vector; inputting the efficiency feature vector into a pre-set quality evaluation model for matching to identify quality deviation data of the recycled products; parsing the batch identification code to obtain production lifecycle history data; constructing a multi-dimensional data association model, using quality deviation data as the target variable and history data as input features, analyzing the weight coefficients and attribution confidence indices of each production control variable on the quality deviation, and screening out key control elements; performing production regulation and optimization operations based on the key control elements, calculating the target parameter offset used to correct the quality deviation, and dynamically calculating the dynamic tolerance constraint range of the production control variables in conjunction with the attribution confidence index, and encapsulating it into an execution control protocol.

The invention refers to a method for generating a carbon-specific recycling product attribute allowing a reliable carbon tracking. Input material data of input material streams associated with one or more carbon-specific input material attributes is provided. The input material streams include a recycling material stream for producing output material streams. Output material data associated with output material streams and associated with one or more carbon-specific output material attributes is provided. The carbon-specific recycling product attribute for an output material is generated based on the carbon-specific input material attributes and the carbon-specific output material attributes. The generated carbon-specific recycling product attribute is assigned to the output material.

The invention discloses a plasticizable preparation method of a photovoltaic cross-linked adhesive film recycled material and a plasticizable recycled product, aiming at the defect that the existing recycled cross-linked photovoltaic adhesive film material does not have thermoplastic melt processing performance, the preparation method comprises the following steps: firstly, mixing polypropylene wax with cross-linked X-EVA / X-POE powder, and then carrying out heat treatment; the preparation method comprises the following steps: adding a crosslinking agent into a rubber material to improve the compatibility of the rubber material and other raw materials and reduce the thermal strength of rubber film powder, and then breaking a molecular chain of a crosslinking structure under the action of an initiator by utilizing the high-temperature shearing effect of an extruder, so as to realize the degradation and plasticization preparation of a crosslinking material, and re-endowing a recycled material (R-EVA / R-POE) with the characteristic of melt processability. By adjusting and optimizing the used formula, a blending product with better melt flowing property can be screened out, and the blending product can be used as a compatibilizer or a flexibilizer to be applied to polymer alloys and polymer inorganic filling composite materials to generate new economic values.

The utility model relates to the technical field of waste plastic bottle treatment, and discloses a waste plastic bottle crushing device which comprises a box body, and a screening and sorting mechanism is arranged in the box body. And the screening and sorting mechanism comprises a first flow guide plate, a first motor and a coarse material pipe, the upper side wall of the first flow guide plate is fixedly connected to the top wall in the box body, and the bottom of the first flow guide plate is connected with an adapter pipe in a penetrating mode. According to the utility model, the sieving and sorting mechanism is arranged, so that the problems that the quality and the performance of recycled products are possibly influenced by waste plastic particles with non-uniform particle sizes, and the crushed plastic bottle particles cannot be accurately sorted can be solved; crushed plastic bottle particles flow into the transfer pipe from the first guide plate, so that impurities and foreign matters are effectively removed, the quality of the crushed plastic particles is ensured, the risk in the subsequent processing process is reduced, the recycling efficiency is improved, the environment is protected, and resources are saved.

A kind of modified device of producing micro-nano water mill calcium carbonate, slurry barrel (1), first diaphragm pump (2), reaction kettle (3), second diaphragm pump (4), flash dryer (5), natural gas furnace (6), classifier (7), pulse cloth bag collector (8), induced draft fan (9), spiral reamer (10), packaging machine (11), motor (12), speed reducer (13), stirring shaft (14), paddle (15), stirrer (16), cloth bag (17) and recycled product bin (18).The device of the utility model adopts wet modification, and the coating is high, and the activation degree is good;With flash dryer drying, the hot air generated by heat exchanger enters the bottom of dryer in tangent direction by inlet pipe, and spirally rises to exchange heat with incoming calcium carbonate slurry, and the drying effect is good;After classification by classifier, modified water mill calcium carbonate powder has good dispersibility and no agglomerated powder.

The invention provides an information processing apparatus, an information processing method, and a storage medium. Techniques are provided for transacting rights related to recycling a battery. An information processing device manages transactions of battery components constituting a vehicle-mounted battery. In the present invention, registration of information pertaining to a first battery component, which is a recycled battery component, is accepted from a first operator, registration of information pertaining to a second battery component, which is a new battery component, is accepted from a second operator, and when a transaction is established between the first operator and the second operator, registration of information pertaining to the second battery component is accepted from the second operator. An identifier that is a new product is assigned to the information relating to the first battery component, and an identifier that is a recycled product is assigned to the information relating to the second battery component.

The invention discloses a recoverable glass fiber reinforced silk protein composite material and a preparation and recovery method thereof. The preparation method comprises the following steps: preparing silk protein powder from waste silkworm cocoons or silk fabrics, dissolving the silk protein powder in an organic solvent to form a silk protein solution, infiltrating the glass fibers, and naturally drying at normal temperature to obtain the composite material; and pressing into a plate, soaking in a ternary solution, recycling under the condition of room temperature or water bath heating, taking out and separating the glass fiber, and recycling to obtain the silk protein after dialysis treatment. The preparation and recovery method disclosed by the invention is simple to operate, efficient and environment-friendly, the glass fiber and the silk protein can be subjected to closed-loop recovery by adopting a solvent dissolution method, and the recovered product keeps the original structure and performance, can be repeatedly used and has a good cyclic utilization value.

The present invention provides a polyester container to which, when a polyester container with an adhesive label attached, comprising a resin base material and adhesive made of the same material as the polyester container is recycled, the yellowness and haze of the recycled product can be reduced to a predetermined value or less. [Solution] The polyester container is a polyester container to which an adhesive label is attached, the adhesive label having a polyester resin base material and a polyester adhesive layer, and the mass of the adhesive label is less than 5% of the mass of the polyester container minus the mass of the adhesive label.

A specific recycling process and recycled products obtained by the recycling process are described herein.

The invention discloses a method for electrocatalytic magnetization treatment of red mud by using alkali metal salt, and belongs to the technical field of metallurgical solid waste recovery, dehydrated red mud and alkali metal salt are mixed, and heating and catalytic magnetization are performed in sequence, so that Fe2O3 in the red mud is converted into ferromagnetic Fe3O4 in situ, and Al2O3 and alkali metal salt are promoted to react to generate soluble aluminate at the same time. The product is subjected to water dissolution, magnetic separation, filtration and evaporative crystallization, and high-purity Fe3O4 magnetic mineral powder, non-magnetic slag rich in silicon, titanium and magnesium and recycled products containing aluminum salt can be obtained respectively. By means of the method, efficient separation and recycling of valuable components such as iron, aluminum, silicon and titanium in the red mud are achieved, obtained Fe3O4 can be directly used for the steel industry, and the comprehensive utilization value of the red mud is remarkably improved.

An apparatus for recycling plastic includes a plastic melting device and delivery means for application of recycled melted plastic material to a packaging container to seal the container. The plastic melting device comprises a stainless steel housing configured to receive plastic material, at least one heating element disposed in the housing, and a distribution port configured to be selectively closed and opened. The apparatus further comprises a conveyor belt, sensors and a plurality of mechanical arms configured for directing the container through the apparatus. The container may be positioned by the conveyor belt and mechanical arms to receive a quantity of the melted plastic material from the distribution port, and for contact with rollers carried on a mechanical arm for closure of the container. The apparatus may further comprise a cooling means for cooling the recycled product. The apparatus may be powered by an AC or DC power source.

Process for making a renewable product by hydroisomerization of a biofeedstock. The process comprises contacting a biofeedstock with a hydroisomerization catalyst system under hydroisomerization conditions to produce a renewable product. The hydroisomerization catalyst comprises an SSZ-91 molecular sieve and the catalytically active metals Pt and Ru or Pt and Re.

To appropriately collect, store, and transport a wide range of reuse articles and to suppress the entire storage cost including recycle articles in automatic collection of reuse articles and recycle articles related to electronic equipment and home electric appliances.SOLUTION: A used product collecting apparatus 1 of the present invention includes a type discriminator 61 for discriminating a type of a used product 103, a reused product container 81 for containing a reused product discriminated as corresponding to an electronic device to be sold after repair among the used products 103, and a recycled product container 82 for containing a recycled product discriminated as not corresponding to an electronic device to be sold after repair among the used products 103, wherein the reused product container 81 has a vibration-proof mechanism for preventing the reused product from being damaged by external vibration.SELECTED DRAWING: Figure 2

The application discloses a method for preparing high-performance carbon microspheres based on waste cotton textiles, which is suitable for waste cotton textiles exposed to open air and having significant aging differences. The waste cotton textiles are pretreated by mechanical opening and impurity removal and photocatalytic decontamination, and then the aging degree is sorted by a carbonyl-sensitive fluorescent probe and laser irradiation to obtain severely aged hydrophobic fibers and lightly or moderately aged hydrophilic fibers. The lightly or moderately aged fibers are treated by an ionic liquid repair system, and then are spun into regenerated high-strength fibers by a magnetic control liquid crystal spinning process. The severely aged fibers are subjected to catalyst-free hydrothermal carbonization and gradient KOH activation and hole expansion to prepare hierarchical-pore carbon microspheres. The method realizes precise utilization of different aged fibers, improves the performance of regenerated products, reduces pollution, and improves the resource utilization rate and added value of waste cotton textiles.

Processes and facilities for providing recycled content hydrocarbon products (r-products) from separation of pyrolysis gas formed by pyrolyzing waste plastic are provided. Various separation schemes may be employed to process the recycled content pyrolysis gas (r-pygas) into one or more recycled content hydrocarbon streams, which can be used in forming a variety of recycled content products.

A slurry hydroconversion catalyst is described formed from solid biomass having a porous structure with the pores containing slurry catalyst precursor. The slurry hydroconversion catalyst is made by impregnating the porous structure with slurry catalyst precursor. The catalyst is useful in hydroconversion processes to convert feedstocks, including hydrocarbonaceous feeds and biomass feeds, to liquid and gas products, including renewable fuels and other renewable products. The hydroconversion process may utilize solid biomass to prepare the slurry catalyst and as a feedstock and does not require the use of chemically processed or modified biomass. Low coke yields and other benefits may be obtained.

The present application relates to a kind of waste polyester blended fabric recycling method and recycled product, the recycling method includes, waste polyester blended fabric, composite catalyst, alcohol-containing mixed solvent are mixed, so that the depolymerization of polyester in waste polyester blended fabric occurs;Reaction is ended, and alcoholysis product and other components of non-polyester are collected;The composite catalyst includes guanidine base, and at least one of quaternary ammonium base and tertiary amine base is further included.The present application uses composite catalyst, and the depolymerization of polyester is catalyzed efficiently, ensures the complete depolymerization of polyester.Because of the efficient activity of the catalyst used, the reaction temperature is lower, and the reaction condition is mild, which can make temperature-sensitive cotton, wool and other natural fiber components and chemical fiber components such as spandex can be preserved without damage, so that the mechanical properties and chemical stability of the non-polyester component obtained by recycling are not affected.At the same time, polyester component and non-polyester component are completely separated, and the recovery rate of polyester is high.

A process and system for making a renewable product from an at least partially pretreated lipid feedstock is provided herein. The process comprises: hydroprocessing the at least partially pretreated lipid feedstock with at least one macroporous hydroprocessing catalyst under hydroprocessing conditions to produce the renewable product, where the macroporous hydroprocessing catalyst removes at least one contaminant from the at least partially pretreated lipid feedstock.

This invention discloses a method for treating wastewater from ferric phosphate production, belonging to the technical field of wastewater treatment. The wastewater from ferric phosphate production includes wash water and reaction mother liquor generated during the iron / iron red process for producing ferric phosphate. The treatment method includes the following steps: (1) a phosphoric acid purification and recovery process, including: pre-treating the wash water sequentially, the pre-treatment including filtration, cooling, resin adsorption, and ultrafiltration to obtain ultrafiltrate; and recovering phosphoric acid from the ultrafiltrate to obtain recycled phosphoric acid and a first clear liquid; (2) a recycled product water preparation process, including: adjusting the pH of the first clear liquid with alkali to obtain raw water; and concentrating a first mixture including raw water and makeup water to obtain impurity concentrate and recycled product water; (3) a deep purification and discharge process, including: purifying a second mixture including impurity concentrate, reaction mother liquor, and resin regeneration liquid to obtain compliant product water.

Biorenewable feeds enriched in free fatty acids are produced by hydrodeoxygenating biorenewable feedstocks using Group VIII catalysts to produce products with 10-13 carbon atoms and high levels of linearity. Normal paraffins in the range desired by the detergent industry can be produced. Either isomerization or iso-linear separation can be performed to provide green fuel streams.