480 results about "Coffee grounds" patented technology

Various illustrative systems, devices, and methods for beverage machines are provided. In one exemplary implementation, a system includes a portafilter, a filter basket, a funnel, and a tamp. The portafilter is configured to be removably coupled to a housing of a beverage machine. The filter basket is configured to be removably disposed within the portafilter for receiving coffee grounds. The funnel is configured to be removably mounted on the portafilter and has a passageway configured to receive the coffee grounds therein and to direct the coffee grounds into the filter basket. The tamp is slidably insertable into the passageway of the funnel and configured to advance through the funnel to press the coffee grounds in the filter basket.

Various illustrative systems, devices, and methods for beverage machines are provided. In one exemplary implementation, a system includes a portafilter and a plurality of baskets. The portafilter is configured to be removably coupled to an espresso machine. The plurality of baskets each define a filter, each is removably receivable in the portafilter, and each is configured to hold coffee grounds. The plurality of baskets including a first basket, a second basket, and a third basket. The third basket has a volume that is about 105 mL to 135 mL. The third basket is configured to permit brewing of a beverage using pressurized and unpressurized brewing methods.

Various illustrative systems, devices, and methods for beverage machines are provided. In one exemplary implementation, a system includes a housing, a grinder, a portafilter, a filter basket, and a tamp. The grinder is disposed within the housing. The portafilter is removably coupled to the housing. The filter basket is configured to be removably disposed within the portafilter for receiving coffee grounds. The tamp is configured to be disposed within the housing and has a tamp head, a tamp body, and a spring.

The invention relates to the technical field of preparation of high-moisture-absorption warm-keeping anti-wrinkle flexible cloth, in particular to high-moisture-absorption warm-keeping anti-wrinkle flexible cloth and a preparation process thereof.According to the designed moisture-absorption skin-friendly layer, alkali decrement treatment and silane coupling agent grafting treatment are combined, and the natural antibacterial property of coffee grounds is reserved; the shape memory polymer fibers of the anti-wrinkle layer deform when the temperature is larger than or equal to the glass transition temperature, the shape is fixed after cooling, a nanometer adhesive is melted in the hot pressing process to fill gaps of a framework, and the elastic recovery rate after repeated folding is far higher than 85%. The high porosity and low heat conductivity coefficient of aerogel fibers of the warm-keeping layer are combined with the heat storage and temperature regulation functions of phase change microcapsules, so that the air permeability of the warm-keeping layer is remarkably improved; all the layers are chemically bonded through plasmas to form covalent bond combination, so that the phenomenon of layering after multiple times of water washing or bending is effectively avoided.

A tool for homogenizing coffee grounds in a filter basket, the tool comprising: a tool wall (30) for engaging a top end of the filter basket; a structure (50) rotatable with respect to the tool wall; and at least one stirring element (14) connected to the rotatable structure (50) for extending into the filter basket, wherein the at least one stirring element is connected to the structure (50) via a coupling (110) comprising a hinge, allowing movement of the respective stirring element with respect to the rotatable structure, when the stirring element is moved through the coffee grounds by rotation of the rotatable structure.

The invention relates to a residue pressing method and device of an intelligent coffee machine, electronic equipment and a storage medium. The method comprises the following steps: in a coffee extraction stage, controlling a first piston and / or a second piston to extrude coffee powder according to first pressure information to form coffee powder; under the condition that extraction is completed, the first piston and / or the second piston are / is controlled to conduct secondary extrusion treatment on the coffee powder cake obtained after extraction according to second pressure information, and a coffee ground cake is generated; the second pressure in the second pressure information is greater than or equal to the first pressure in the first pressure information; the thickness of the coffee ground cake is smaller than that of the extracted coffee powder cake; and under the condition that the coffee ground cake meets the preset discharge condition, the coffee ground cake is controlled to be discharged from an outlet of the brewing cylinder. According to the technical scheme provided by the invention, loose coffee grounds can be prevented from being broken, adhered to the inner wall of the brewing cylinder or blocking the grounds discharging channel in the discharging process, the manual cleaning frequency is greatly reduced, and the self-cleaning capability of the equipment is improved.

The invention discloses lightweight low-carbon thermal insulation mortar, which is characterized by being prepared from the following ingredients in parts by weight: 100 to 160 parts of quick lime, 250 to 350 parts of phosphogypsum, 300 to 450 parts of mineral powder, 350 to 550 parts of coal gangue pottery sand, 60 to 100 parts of polystyrene foam particles, 70 to 110 parts of rice hulls, 180 to 260 parts of coffee grounds, 10 to 20 parts of polypropylene fibers, 2 to 4 parts of dispersing agents, 1 to 2 parts of air entraining agents and 600 to 700 parts of water. An alkali-activated cementing material composed of quicklime, ardealite and slag powder is adopted to replace a traditional cement-based cementing material, coal gangue pottery sand is adopted to replace common sand, and rice husks and coffee grounds are introduced as light filling materials, so that the light low-carbon thermal insulation mortar is successfully prepared and has good thermal insulation performance and mechanical performance, and the thermal insulation performance of the light low-carbon thermal insulation mortar is greatly improved. The carbon emission of buildings can be effectively reduced, and the strategic requirements of green buildings and sustainable development are met.

The present application belongs to the technical field of cracking and dechlorination of chlorinated mixed plastics, and particularly relates to a preparation method of a red mud-based chlorinated mixed plastic pyrolysis composite dechlorination agent and a dechlorination method. First, the coffee grounds are converted into biochar through a hydrothermal carbonization reaction, and at the same time, the reducing gas released during the carbonization of the coffee grounds is used to reduce part of the hematite in the red mud to Fe3O4; then, through a high-temperature carbon thermal reaction, the residual hematite in the red mud is completely reduced to Fe3O4, and at the same time, the composite with the added CaO is realized, and finally, the composite dechlorination agent composed of the modified red mud, the biochar and the CaO is obtained. The dechlorination agent has a suitable specific surface area and an adjustable pore structure, can effectively fix HCl during the cracking of chlorinated mixed plastics, and can further obtain plastic pyrolysis oil with ultra-low chlorine content, and realize the high-value utilization of the red mud and coffee grounds solid waste.

The invention discloses bio-based polyester and a preparation method thereof, and belongs to the technical field of biomass resource utilization and bio-based polyester, and the bio-based polyester comprises the following components: deacetylated chitosan, aldehyde modified lignin, polybasic organic amine, polybasic aldehyde monomer, a catalyst, 1, 4-dioxane, methanol and deionized water. The method comprises the following steps: extracting chitosan from shrimp / crab shells, and exposing primary amino groups through alkali treatment; the method comprises the following steps: extracting lignin from coffee grounds, and grafting an aldehyde group with a polyaldehyde monomer; the aldehyde modified lignin and chitosan are subjected to Michael addition reaction and then are crosslinked with polyaldehyde monomers and polybasic organic amine to form a net structure, so that the film forming strength is improved. The environment burden caused by the coffee grounds and shrimp shells or crab shells is reduced, and meanwhile, a low-cost and environment-friendly bio-based polyester is provided for the field of coatings.

The invention belongs to the technical field of electrode materials, and relates to coffee residue heat treatment doping-based super capacitor carbon and a preparation method and application thereof, coffee residue is used as a raw material, and after hydrothermal carbonization, staged gradient activation and ultrasonic-acid etching coupling treatment, the super capacitor carbon with a rich pore structure is prepared. According to the process, through precise matching of intrinsic characteristics of coffee grounds and process parameters, a hierarchical porous structure is constructed and is matched with an electron transport network formed by self-doping, so that the technical bottleneck that a traditional biomass carbon material is poor in electrical conductivity and difficult to achieve both ion diffusion efficiency is broken through; the super-capacitor carbon with extremely high specific surface area, excellent electricity storage performance and high energy density is finally obtained; a supercapacitor electrode prepared from the supercapacitor carbon has good charge-discharge performance, large specific capacitance, high energy density and good cycle efficiency; moreover, efficient recycling of the coffee grounds can be achieved, the environment-friendly requirement is met, the process is simple, cost is low, and application and popularization are easy.

The invention provides a shoe material master batch based on coffee grounds and a preparation method thereof. The shoe material master batch comprises the following raw materials in parts by mass: 100 parts of coffee grounds, 30-70 parts of a thermoplastic material, 5-10 parts of an isocyanate-terminated polyurethane prepolymer, 3-10 parts of a compatibilizer, 1-5 parts of a filler and 0.1-1 part of an antioxidant. The content of the coffee grounds in the shoe material master batch is 50% or above, the isocyanate-terminated polyurethane prepolymer is applied to the highly-doped coffee grounds system, the interface bonding force between the coffee grounds and a thermoplastic material matrix and the melt supporting capacity can be remarkably improved through the cooperation of the isocyanate-terminated polyurethane prepolymer and the filler, the shoe material master batch has the good melt index and melt strength, and the service life of the shoe material master batch is prolonged. The foaming material has good processability and foaming performance, so that the foaming material can be better applied to foaming shoe materials.

A coffee making system includes a multi-use filter body. The filter body includes a base, a top portion, and a sidewall connecting the base and the top portion, the sidewall at least partially including filter material. The filter material is adapted to allow the passage of liquid and prevent the passage of coffee grounds. The filter body is selectively useable in an inverted position as a filter in a press coffee making mode of operation and selectively useable in an upright position in a pour-over coffee making mode of operation. In another version, the filter body and a transverse filter body combine to form a dual filter arrangement that can be used in a press coffee maker and / or to make an infused beverage.

The portable bottle infuser has a top housing, a top cap, a bottom plate, a bottom housing, a cup, and a bottom cap. The top housing and bottom housing are both cylindrical shaped chambers that form one bottle. The top housing has a valve plate and a means for connecting to the top cap and bottom housing. The top cap fits along the top housing. The bottom plate engages with the valve plate to control the flow of liquid within the bottle. The bottom housing has a bottom internal lip, a screen housing, and a means for connecting to the bottom cap and the top housing. The bottom housing is designed to hold coffee grounds and tea leaves for infusing or steeping with a hot liquid stored within the top housing.

The invention discloses a method for recovering valuable metals by roasting waste coffee grounds and metallurgical waste residues, and relates to the crossing field of biofuel and environmental engineering, the metallurgical waste residues and the waste coffee grounds are respectively pretreated and then mixed according to a certain mass ratio to obtain a mixture, and then the mixture is roasted and cooled to obtain molten residues; and finally, the molten slag is subjected to magnetic separation, and valuable metal is obtained through recovery. According to the method, the valuable metal is recycled through collaborative roasting of the waste smelting slag and the waste coffee grounds in the metallurgical production industry, secondary recycling of the copper slag is achieved, and meanwhile the problems of open circuit at the tail end of the copper slag and organic pollution of the waste coffee grounds are solved. Rich organic matters in the waste coffee grounds are used as a utilization target, so that waste is turned into wealth, and a green low-carbon economic sustainable development road is opened up for treatment of the waste grounds and the waste coffee grounds in the metallurgical industry.

The invention relates to polysaccharide acrylic resin and a preparation method thereof, and belongs to the technical field of intersection of high value-added utilization of biomass resources and acrylic resin. The polysaccharide acrylic resin is prepared from the following components in parts by weight: 40 to 50 parts of acrylic modified polysaccharide, 10 to 30 parts of acrylic monomer, 20 to 30 parts of polybasic acid, 10 to 15 parts of polyhydric alcohol, 3 to 5 parts of emulsifier, 0.4 to 0.6 part of initiator, 0.1 to 0.3 part of defoaming agent, 1 to 3 parts of catalyst and 60 to 80 parts of deionized water. Coffee grounds are subjected to impurity removal, lignin removal, acid hydrolysis and acrylic acid group modification, so that the coffee grounds are converted into delignification coffee grounds with high cellulose and hemicellulose content, then the delignification coffee grounds are hydrolyzed into polysaccharide with high chemical reaction activity, finally acrylic acid group modified polysaccharide is formed, acrylic acid groups are grafted on molecular chains, and the modified polysaccharide is obtained. Polysaccharide molecules have a large amount of hydroxyl groups which further react with polybasic acid to form a net-shaped cross-linked molecular chain, so that the acrylic resin after film formation has higher strength performance.

The invention provides a degradable plastic bag material and a preparation method thereof, and belongs to the field of plastic bag materials. The degradable plastic bag material is prepared from the following chemical components: 40 to 50 parts of polylactic acid, 15 to 25 parts of 3-hydroxybutyrate-co-4-hydroxybutyric acid copolymer, 5 to 15 parts of silane coupling agent modified starch, 3 to 8 parts of acetylated bamboo source nano cellulose, 5 to 15 parts of furan-terminated polylactic acid copolymer, 3 to 8 parts of bismaleimide dodecanedioate, 2 to 6 parts of coffee residue loaded WO3 and TiO2 and 1 to 5 parts of epoxidized soybean oil, the composition comprises the following components in parts by weight: 1-3 parts of sodium alginate microencapsulated lipase, 1-3 parts of quaternary ammonium salt modified hydrophilic kaolin, 0.1-1 part of zinc phenylphosphate and 0.1-0.8 part of polycarbodiimide. According to the application, the balance between the mechanical property and the degradation rate of the plastic bag material is realized through light-enzyme synergistic trigger degradation and dynamic covalent network regulation and control.

The invention relates to the technical field of functional materials, and discloses a preparation method of a nitrogen-doped biomass carbon material based on coffee grounds and application of the nitrogen-doped biomass carbon material in a lithium ion battery negative electrode material. Coffee grounds are used as a carbon source, melamine is used as a nitrogen source and an additive, and potassium hydroxide is used as an activating agent. The preparation process comprises the following steps: mixing coffee grounds with melamine, carrying out heat treatment to generate pre-carbon, and carrying out secondary carbonization after mixing with potassium hydroxide. According to the method, the conductivity and the specific surface area of the material are enhanced through nitrogen doping, and the charge-discharge capacity and the cycle stability of the lithium ion battery are improved. The preparation method is simple in preparation process and suitable for large-scale industrial production, and a new way is provided for high-value utilization of the waste coffee grounds and preparation of high-performance battery materials.

A funnel assembly of the coffee machine is arranged at a brewing position of a main frame, the funnel assembly comprises a funnel and a filter screen arranged in the funnel, and the filter screen is hinged to the main frame; the driving assembly is connected with the filter screen and is used for driving the filter screen to overturn from the interior of the funnel to the cleaning position of the main frame; the cleaning assembly is arranged on the main frame and located above the cleaning position, the cleaning assembly is used for cleaning the filter screen overturned to the cleaning position, and the slag receiving assembly is located below the cleaning position. After the filter screen is automatically overturned to the cleaning position through the driving assembly, the filter screen is washed from the position above the filter screen through the cleaning assembly, so that residual coffee grounds in the filter screen are washed away more thoroughly; meanwhile, automatic residue discharging of the filter screen is achieved through automatic overturning of the filter screen, automatic cleaning of the filter screen is achieved in cooperation with the cleaning assembly, the coffee machine can make coffee continuously, the coffee making efficiency is improved, and the use experience of a user is improved. And the residue receiving assembly is used for performing dry-wet separation treatment on a mixture of coffee residues and water.

The cat litter is characterized by comprising the following components in percentage by mass: 45%-70% of alfalfa stubble powder, 10%-30% of wood fibers, 13%-15% of corn starch, 3% of baking soda, 2%-5% of xanthan gum and 2% of bacteriostatic and deodorant components. The cat litter prepared by using the alfalfa stubble as the raw material is completely prepared from natural raw materials, is low in cost, wide in source and capable of being naturally degraded, the water absorption and caking property of the cat litter are improved by utilizing the characteristic that the alfalfa stubble is high in fiber content, the caking property of the cat litter is further enhanced through the corn starch, and the cat litter has the advantages of being environment-friendly and energy-saving. The deodorization performance of the cat litter can be obviously improved through the alfalfa stubbles, the added mint essential oil and the added coffee grounds, the process is simple, the requirement for equipment is low, and industrial production can be achieved.

The invention discloses a preparation method of carbon quantum dots with waste coffee grounds as a carbon source and preparation and application of a carbon dot coating antibacterial fabric, the coffee grounds are used as the carbon source, a hydrothermal method is adopted for reaction, and the carbon quantum dots are prepared through the steps of centrifugation, filtration, dialysis, distillation, freeze drying and the like of a synthetic solution. The carbon dot coating antibacterial fabric is prepared by simply dipping the fabric in the carbon dot solution. The antibacterial properties of the carbon quantum dots and the carbon dot coated fabric are evaluated through the antibacterial activity of staphylococcus aureus. The prepared carbon dots and staphylococcus aureus are mixed and cultured for several hours, then a bacterial solution is coated on an LB solid culture medium, and the bacterial solution is continuously cultured in an incubator at 37 DEG C to test the antibacterial property of the LB solid culture medium. The antibacterial property of the carbon dot coating antibacterial fabric passes through an inhibition zone test method. Tests find that the prepared carbon quantum dots and the antibacterial fabric are high in antibacterial property, and the application requirements of various antibacterial materials are met.

The invention relates to a non-toxic air freshener with a mosquito repelling function. The non-toxic air freshener comprises the following raw material components: 3%-25% of mosquito-repelling adsorption particles and 75%-97% of a colloid compound, wherein the mosquito-repelling adsorption particles are prepared from wormwood, citronella, pogostemon cablin and coffee grounds. According to the technical scheme, mosquito-repelling active ingredients with mosquito repelling, deodorization and fragrance functions can be slowly released, and the fragrance emitting time and the mosquito repelling time are effectively prolonged; in addition, the emission content of mosquito-repellent active ingredients emitted into the air is low, side effects on human bodies are small, and the mosquito-repellent incense is suitable for infants and skin-sensitive people to use.

In an aspect, disclosed herein is a single-use container. A single-use container may include a sheet including a rim, a sidewall, and a bottom, a lid affixed to the rim, and a filter dividing the single-use container into a first compartment and a second compartment, wherein the first compartment contains coffee grounds. In some embodiments, the sheet may include aluminum 3004-H19. In some embodiments, the sheet may include aluminum 3104-H19. In some embodiments, the sheet may include aluminum 5182-H48.

Various illustrative systems, devices, and methods for beverage machines are provided. In one exemplary implementation, a system includes a portafilter and a plurality of baskets. The portafilter is configured to be removably coupled to an espresso machine. The plurality of baskets each define a filter, each is removably receivable in the portafilter, and each is configured to hold coffee grounds. The plurality of baskets including a first basket, a second basket, and a third basket. The third basket has a volume that is about 105 mL to 135 mL. The third basket is configured to permit brewing of a beverage using pressurized and unpressurized brewing methods.

A brewing system comprises a grinder, a brewer, a capsule holder, and a controller. The grinder is configured to grind whole coffee beans into coffee grounds with adjustable coarseness. The grinder is configured to receive the whole coffee beans through a first opening above the grinder and dispense the coffee grounds through a second opening below the grinder. The brewer is configured to dispense water for brewing coffee through a third opening below the brewer, wherein the brewer is positioned laterally relative to the grinder. The capsule dock is configured to (a) hold a capsule containing a coffee filter and (b) translate the capsule from a first position under the second opening of the grinder to a second position under the third opening below the brewer. The controller is configured to control the grinder, brewer, and capsule dock.

A cold brew coffee apparatus has a first container, a second container, a centerpiece connector, and a filter. Preferably, the filter is positionable within the first container such that it divides the filter interior volume from the remainder of the first container interior volume. Preferably, cold brew infusion occurs when water in the first container interior volume passes through the water-permeable barrier and soaks coffee grounds within the filter interior volume to form a soluble coffee extract. An alternative cold brew coffee apparatus includes only a single brew chamber and a filter.

A method of delivering coffee grounds into a portafilter fitted to a machine for grinding coffee including determining a pre-determined grind to provide the coffee grounds, applying a tamp to form the coffee grounds into a puck, and providing tamp position feedback to a user during and / or after a tamping operation. The invention also relates to a system for implementing the method.

A knock box for knocking off coffee grounds from a portafilter, the knock box having a base and walls extending away from the base for laterally delimiting the interior space of the knock box. The knock box has an impact surface located in the area of the walls of the knock box.

The invention discloses a large-size composite board based on coffee grounds and a preparation method of the large-size composite board. The method comprises the following steps: firstly, degreasing coffee grounds through a supercritical or near-supercritical carbon dioxide extraction process to obtain low-grease and high-stability coffee grounds powder; and fully mixing the degreased coffee residue powder with high-density polyethylene powder in a dry state. And finally, carrying out long-time hot press molding (such as 1 hour) under the conditions of high temperature of 160-200 DEG C and high pressure of 1000-3000 tons, so as to stably prepare a large-size plate (1500 * 3000 mm). According to the method, the filling proportion of the coffee grounds can be remarkably increased, the peculiar smell and the mildew risk are reduced, and the excellent performance of the plate in the aspects of mechanical property, flatness and durability can be guaranteed. Meanwhile, the coffee oil obtained through extraction can be applied to the fields of cosmetics or fragrances and the like, and the resource utilization value is improved. The method is simple in process, environment-friendly, feasible, suitable for industrial production of large composite boards of various specifications and wide in application prospect.

The invention relates to the fields of green energy materials, electrochemical sensing detection, food and medicine, in particular to a preparation method, a product and application of a waste coffee residue derived in-situ monatomic iron loaded nitrogen-doped carbon nanomaterial. The preparation method of the waste coffee residue derived in-situ monatomic iron loaded nitrogen-doped carbon nanomaterial comprises the following steps: carbonizing coffee residues in an argon atmosphere to obtain the waste coffee residue derived in-situ monatomic iron loaded nitrogen-doped carbon nanomaterial, the carbonization specifically comprises the step of heating to 800-1000 DEG C at the rate of 5 DEG C / min and carbonizing for 2 hours. The waste coffee residue derived in-situ monatomic iron loaded nitrogen-doped carbon nanomaterial prepared by the method has selectivity and high efficiency on chlorogenic acid detection, and the detection limit of chlorogenic acid is as low as 66.67 nmol / L.

The present disclosure provides a pressure residue discharge mechanism and a portable pressure coffee machine. The pressure residue discharge mechanism includes a brewing body, an extraction material support and a filter press cup; the brewing body is equipped with a pressure water pump, and the outlet pipe of the pressure water pump is connected to the liquid outlet of the brewing body; the extraction material support is connected to the brewing body, and the extraction material support is provided with a docking port, a mounting cavity and a discharge port that are connected in sequence; the docking port is connected to the liquid outlet of the brewing body and is connected to the outlet pipe of the pressure water pump; the filter press cup is used to place coffee powder, and the filter press cup is detachably arranged in the mounting cavity, and a plurality of filter holes are evenly provided at the bottom of the filter press cup. When discharging coffee grounds, the mouth of the filter press cup can be directed toward and connected to the discharge port, and connected to the outlet pipe of the pressure water pump through a plurality of filter holes, so that the air in the pressure water pump can act on the cake-shaped coffee grounds through the filter holes at the bottom of the filter cup to achieve efficient residue discharge, and the cleanliness of the cleaning is high.