50 results about "Plastic compound" patented technology

A computer-implemented method can be used for controlling sorting of plastic compounds. The method involves providing a computer-based database containing entries on a plurality of markers each identifying a specific plastic compound; receiving scan data from a sample of a plastic compound; identifying a marker in the sample of the plastic compound based on the received scan data and the plurality of markers of the database; and sorting of plastic compounds based on the identified marker of the sample of the plastic compound.

The invention relates to a method for separating a plastic bond from two components (2, 3) that are connected to each other around their edges by means of the plastic bond. According to the invention, it is provided that - at least one tie rod (4) is fixedly arranged on a component (2) to be separated from another component (3), - a hold-down device (1.2) is connected to the tie rod (4) in a force-fit and play-free manner, - then, a connection area (V) of the circumferential plastic connection of the two components (2, 3) is heated by means of a laser beam welding device (1) until plasticization of the connection area (V) begins, and - whereupon at least the component (2) is moved away from the further component (3) by means of a linear movement perpendicular to the circumferential connection area (V) carried out at least by means of the tie rod (4).

The utility model relates to the technical field of matching devices of cylindrical paper-plastic compound machines, and discloses an expansion device of a cylindrical paper-plastic compound machine, which comprises a web plate, an expansion mechanism is arranged above the web plate, and the expansion mechanism comprises two support frames. Through the arrangement of the web plate, a plastic woven bag to be compounded is conveniently placed, and through the cooperation of the supporting frame, the supporting plate, the protective cover, the first rotary knob, the first lead screw, the adjusting plate, the connecting rod, the protective frame, the expansion rollers and the motor, the height of the two expansion rollers above the web plate is conveniently adjusted; the two expansion rollers can be moved to the two sides above a plastic woven bag, when the cylindrical paper-plastic compound machine is used for longitudinally drawing and compounding the plastic woven bag, the two motors are used for driving the two expansion rollers to rotate, and the two expansion rollers transversely stretch the two sides of the plastic woven bag while rotating; the transverse flatness of the plastic woven bag is improved, and the compounding quality is improved.

Method for coating a body part, comprising the following steps: - Providing the body part, - Coating at least one area of ​​the body part with a curable plastic compound, - Drying the plastic mass in a first dryer, - Subsequent coating of the body part with at least one paint material, and - drying the paint material in a second dryer, wherein the drying of the plastic mass is carried out in a drying room of the first dryer in which an air pressure is reduced compared to an atmospheric pressure outside the drying room.

A method of producing a plastic molded part with an insert by injection molding uses an injection mold which includes first and second mold halves configured to form an injection molding cavity when closed. The first mold half includes a contour surface in which a linear vacuum slot extends. The linear vacuum slot is provided with transverse slots in order to form a band-shaped vacuum region, via which the insert is fixable to the contour surface by applying a vacuum. The method comprises inserting the insert into the first mold half, which is fixed to the contour surface by applying a vacuum to the contour surface by means of the band-shaped vacuum region. After the insert has been fixed, the plastic compound is injected into the injection molding cavity. After the plastic compound has solidified, the plastic molded part with insert is removed from the injection mold.

The present invention relates to a method for producing a plastic compound having improved properties from a formulation containing at least two thermoplastic components in a multi-shaft screw machine having screw shafts rotating in the same direction, in parallel and at the same speed, wherein the plastic compound (i) does not comprise an additive which is flowable at 23°C or (ii) comprises precisely one additive which is flowable at 23°C, or (iii) comprises at least two additives which are flowable at 23°C. The present invention relates in particular to the production of a plastic compound from a formulation containing at least two thermoplastic components, at least one of which is a polycarbonate. More particularly, the screw machine is a twin-screw extruder having screw shafts rotating in the same direction, in parallel and at the same speed.

The utility model discloses aluminum-plastic panel production equipment with a residual defoaming powder eliminating structure. The aluminum-plastic panel production equipment comprises an aluminum-plastic compound machine, a plastic forming press, a plastic extruder and a defoaming pool, the defoaming tank is arranged between the plastic forming press and the plastic extruder; the defoaming tank is filled with water; and a material strip extruded by the plastic extruder passes through the water body of the defoaming tank and then is fed into the plastic forming press. According to the utility model, the plastic plate extruded by the plastic forming press is immersed in the water body of the defoaming tank, so that the unreacted quick lime and other defoaming agents fully react with the water under the controlled condition to generate calcium hydroxide, residual particles and reaction byproducts on the surface of the plastic plate are washed and removed after the plastic plate is washed, and the cleanliness of the composite interface of the plastic substrate and the aluminum plate is obviously improved; and after aluminum-plastic compounding, the interlayer bonding strength is improved, and the anti-stripping performance of the aluminum-plastic panel is effectively improved.

This utility model discloses a modified plastic mixing device, specifically relating to the field of plastic mixing technology. It includes a mixing tank, with a mixing motor located in the middle of the upper end of the mixing tank. A small motor is located on the outer side of the upper end of the mixing tank, near the mixing motor. In actual use, by configuring the small motor, drive gear, equalization plate, support sleeve, guide protrusion, rotating gear, and adaptable sliding plate accordingly, an external control device can drive the small motor to rotate. The drive gear then drives the rotating gear to rotate, thereby rotating the equalization plate and support sleeve. When plastic granules are introduced into the mixing tank, the granules first fall onto the upper end of the equalization plate. As the equalization plate rotates, it evenly disperses different types of plastics inside the mixing tank, effectively increasing the mixing efficiency of the plastic granules and making the mixing more uniform.

The invention relates to a stator (4) for an electric motor (3), wherein the stator (4) has inwardly directed stator teeth (11), and only every other stator tooth (11) is wound with a stator winding (5). The stator is characterized in that the stator (4) is completely overmolded with a plastic compound (10). The invention further relates to an electric motor comprising such a stator, to a cleaning device comprising such an electric motor or stator, and to a method for producing the aforementioned devices.

The present invention provides a stacked packaging structure and a preparation method thereof, which relate to the field of chip packaging technology. The stacked packaging structure includes a first substrate, a first chip, a second substrate and a plastic layer. The first chip is attached to the first substrate; the second substrate is spaced apart and arranged on a side of the first chip away from the first substrate, and a bonding solder ball is arranged on a side of the second substrate close to the first substrate; the plastic layer is arranged between the first substrate and the second substrate; the first substrate is provided with a first groove, and the second substrate is provided with a second groove. Compared with the prior art, the present invention can, on the one hand, improve the bonding force between the plastic layer and the first and second substrates by additionally designing the first and second grooves, slow down the warping of the first and second substrates during the reflow process, and reduce the phenomenon of solder ball bridging or cold soldering. On the other hand, it can improve the fluidity of the plastic compound, so that the plastic compound can be filled to the center of the first and second substrates, resulting in a better filling effect.

The utility model discloses a plastic particle mixing device and relates to the technical field of plastic mixing. Comprising a base, and a supporting frame is arranged on the outer side of the base; and the stirring mechanism is arranged on the outer side of the supporting frame and used for mixing the plastic particles, the stirring mechanism comprises a storage part, a control part and a stirring part, the storage part is arranged on the outer side of the supporting frame and used for driving the plastic particles to turn over, and the stirring part is arranged in the storage part and used for stirring plastic. According to the plastic particle mixing device disclosed by the utility model, through the arrangement of the storage piece, the control piece and the stirring piece, the matching of the rotating frame, the fixed barrel, the fixed ring, the groove, the gear ring, the rotating rod, the stirring paddle and the gear is realized, so that various plastic particles are fully mixed in the mixing process; the problem that the material proportion of a local area of the plastic particles is unbalanced under the acting force of the stirring blades is solved, the mixing uniformity of the plastic particles is improved, and the quality stability of the mixed plastic particles and the product performance consistency are improved.

The invention relates to an electrical component, comprising a first housing part (100) composed of a first plastic compound, the first housing part (100) having a first groove-forming profile (110), a first semiconductor body (200) with an integrated circuit being arranged in the first groove-forming profile (110), at least two conductor tracks (310, 320, 330) being arranged on a surface (120) of the first groove-forming profile (110), the conductor tracks being led to an outer side (130) of the first housing part (100), the at least two conductor tracks (310, 320, 330) being connected to the integrated circuit, wherein the first groove-forming profile (110) is at least partially filled with a filler material composed of a second plastic compound for covering the first semiconductor body (200).

An injection molding method for producing a single- or multi-component plastic molded part with a hole in at least one plastic component of the plastic molded part comprises the steps of: bringing two mold plates of an injection molding device closer together, wherein a cavity is formed between the mold plates, which cavity comprises a cavity region for hole creation and a cavity region surrounding this cavity region for creating the plastic component of the single- or multi-component plastic molded part. A plastic compound is injected into the cavity by means of a plastic feed that opens into the cavity region for hole creation. While the plastic compound is still in a plastic state, at least one of the two mold plates is moved towards the other mold plate, wherein the plate movement essentially separates the cavity region for hole creation and the cavity region for creating the first plastic component.

Panel for wall or ceiling cladding or floor covering, comprising a carrier layer (10) of HDF or MDF, onto which a decorative layer of plastic is applied, wherein the decorative layer (16) consists of a PVC-free and polyolefinic material, in particular PP or PET, with a wear layer (18) covering the decorative layer (16), which consists of PET or a polyolefinic transparent polymer, and with a damping layer (14) between the decorative layer (16) and the carrier layer (10), wherein the damping layer (14) consists of a wood-plastic compound material, and with a counter-tension layer (12) consisting of cork or polymer foam.

The invention relates to a stator (4) for an electric motor (3), wherein the stator (4) has inwardly directed stator teeth (11), wherein only every second stator tooth (11) is wound by means of a stator winding (5), characterized in that the stator (4) is completely encapsulated by a plastic compound (10). Furthermore, the invention relates to an electric motor having such a stator and to a cleaning device having such an electric motor or stator. Furthermore, the invention relates to a method for producing these devices.

The invention relates to a method for coating the narrow surface of preferably rectangular board elements, in particular furniture boards, wood composite boards, worktops, chipboards, lightweight construction boards, interior construction boards, doors, fiber cement boards or the like, - wherein first at least one surface of the board element is coated by means of a coating material, - wherein subsequently a narrow surface of the board element is also coated by means of this coating material, - wherein, for this purpose, coating material protruding beyond the surface of the board element is bent over, preferably at a right angle, so that it covers at least one narrow surface of the board element, - wherein the coating material is linearly separated before or after bending thereof in the bending region, and - wherein subsequently the linear separation region is filled by means of a plastics profile or a plastics compound, preferably composed of polymeric A-grade material, preferably by means of a melting method. The invention further relates to a board element, in particular a furniture board, wood composite board, worktop, chipboard, lightweight construction board, interior construction board, door, fiber cement board or the like, having a thickness D, comprising at least one coating element, and at least one edge strip profile having a width B2 of 5 to 120 mm, preferably 5 to 105 mm. The invention further relates to a method for producing such a board element, such as furniture boards and the like.

The invention relates, inter alia, to a device (10) for holding foodstuffs in the manner of a cooking or baking mold (11), comprising a bottom wall (12) and a plurality of side walls (13a, 13b, 13c, 13d), wherein the side walls (13a, 13b, 13c, 13d) are displaceable from a rest position (14), in which they lie flat, relative to the bottom wall (12) into an upright working position (15), and wherein a mat-like portion (16a, 16b, 16,c 16d) is arranged between each two side walls (13a, 13b) and forms an overlap (20) when the side walls (13a, 13b, 13c, 13d) are in the working position (15). The special feature of the invention consists, inter alia, in the fact that the bottom wall (12) and the side walls (13a, 13b, 13c, 13d) are made of metal, wherein the bottom wall (12) along its edge portions (21a, 21b, 21c, 21d) and the side walls (13a, 13b, 13c, 13d) along their edge portions (22a, 22b, 22c, 22d) bordering the bottom wall (12) are covered with a plastics compound (23), which is arranged on the outer side (39, 40a, 40b, 40c, 40d) of the walls and which connects the edge portions (22a, 22b, 22c, 22d) of the side walls (13a, 13b, 13c, 13d) to the edge portions (21a, 21b, 21c, 21d) of the bottom wall (12), wherein the inner sides (25, 26a, 26b, 26c, 26d) of the walls (12, 13a, 13b, 13c, 13d) are kept free of plastics compound (23).

The utility model relates to the technical field of plastic mixing equipment, in particular to a plastic mixing device which comprises a machine body, a coarse mixing component and a fine mixing component are arranged on the machine body, the coarse mixing component comprises a lifting seat and a first mixing paddle arranged on the lifting seat, and a first lifting piece used for driving the lifting seat to lift is arranged on the machine body. A driving part for driving the first stirring paddle to rotate is arranged on the lifting seat; the fine stirring assembly comprises a vacuum cabinet arranged on the machine body in a sliding mode, a sealing cover arranged on the vacuum cabinet, a stirring barrel arranged in the vacuum cabinet and a second stirring paddle arranged on the sealing cover, the sealing cover covers the stirring barrel, the vacuum cabinet is communicated with a vacuum pump, a rotating piece used for driving the second stirring paddle to rotate is arranged on the sealing cover, and the sealing cover is provided with a first stirring paddle and a second stirring paddle. And a second lifting piece for driving the stirring seat to lift is arranged on the vacuum cabinet. The utility model has the effect of improving the production efficiency.

The invention discloses a recyclable high-barrier material, which is specifically made of a composite material taking plant fiber as a main raw material, and comprises a paper base layer and a coating layer, and the coating layer is composed of a substrate layer, an oxygen-barrier functional layer and a moisture-barrier functional layer. The invention also discloses a preparation method of the recyclable high-barrier material. The barrier material prepared by the method has high oxygen and moisture barrier performance and good recycling performance. Water-based coating is carried out on a paper-based material prepared by taking natural plant fibers as main raw materials to replace traditional paper-plastic compounding or paper-plastic-aluminum compounding to obtain high oxygen-barrier and moisture-barrier performance, and the paper-based material has outstanding recycling performance, reduces the generation of wastes and has remarkable environmental protection advantage. Besides, the preparation of the coating substrate and the formation of the functional coating are both completed in a water-based system, the preparation process does not involve the use of an organic solvent, the production process is green, VOC is not generated, and the material does not have the problem of vOC residue.

Systems and methods for producing colored plastic compound using post-consumer recycled (PCR) plastics include a plurality of material feeders, each feeding a single component material of either PCR particles or mono-pigment masterbatch in accord with a pigment recipe formulated for producing a pelletized PCR compound with a target color. A control unit controls the material feeders in accord with the pigment recipe, while making real-time adjustments to the pigment recipe, and the corresponding control of the material feeders, based on spectral signals received from an inline spectrometer and a calculated color-deviation between coloration of PCR pellets output during an active production run and the intended target color.

A system, composition, and method are disclosed for producing superhydrophobic and antifouling polymer materials. The invention incorporates antifouling agents such as capsaicin, medetomidine, tralopyril, or zinc pyrithione together with hydrophobic additives such as polydimethylsiloxane, polytetrafluoroethylene, fluoropolymers, or surface-modified nanoparticles into natural or synthetic rubber and thermoplastic matrices. In one approach, pre-formulated antifouling compositions are added as solid components during compounding, and in another, the polymer itself serves as a carrier medium for direct incorporation of the active ingredients. The compounded materials exhibit controlled release of antifouling agents, low surface energy, and superhydrophobic behavior that reduces drag and resists attachment of marine and freshwater organisms. A manufacturing system may include compounding, monitoring, and forming units, with optional plasma or laser treatment to enhance nanoscale roughness. The invention enables durable, environmentally responsible materials for marine, industrial, and consumer applications requiring long-term fouling resistance.

The invention relates to a plastic compound production machine which is used in compound production processes to change the electrical, physical and chemical properties of polymers by adding different raw materials under appropriate process conditions and equipment and which enables the production of thermoplastic compound (HFFR, PVC, PE, PP, PS, PMMA, PC, Biobased polymers, PA PVC and PE based materials) products containing a mixture of polymers with different functional additives and fillers with dispersive and distributive mixing capability.

The invention discloses a barrier film for a vacuum insulated panel, which is specifically made of a composite material taking plant fiber as a main raw material, and comprises a paper base layer and a coating layer, and the coating layer is composed of a substrate layer, an oxygen barrier functional layer and a moisture barrier functional layer. The invention also discloses a preparation method of the barrier film for the vacuum insulated panel. The barrier material prepared by the method has high oxygen and moisture barrier performance and good recycling performance. Water-based coating is carried out on a paper-based material prepared by taking natural plant fibers as main raw materials to replace traditional paper-plastic compounding or paper-plastic-aluminum compounding to obtain high oxygen-barrier and moisture-barrier performance, and the paper-based material has outstanding recycling performance, reduces the generation of wastes and has remarkable environmental protection advantage. Besides, the preparation of the coating substrate and the formation of the functional coating are both completed in a water-based system, the preparation process does not involve the use of an organic solvent, the production process is green, no VOC is generated, and the material does not have the problem of VOC residue.

This invention relates to the field of plastic extrusion equipment technology, specifically a high-speed, high-torque, low-carbon twin-screw extruder for plastic blending. It includes a frame, drive motor, gearbox, barrel assembly, twin-screw assembly, main feeding system, vacuum devolatilization system, and control system. The barrel assembly has heat recovery jackets on the outside of the melting and mixing sections. These jackets are connected via circulation pipelines to a preheating jacket on the outside of the feeding section to transfer heat generated in the melting and mixing sections to the feeding section. The circulation pipelines include a circulation pump and a flow control valve. The control system is connected to the electromagnetic heating assembly, circulation pump, and flow control valve to adjust the heating power of each section of the barrel and the circulation flow rate of the heat recovery loop. This invention reduces the external heating requirement of the feeding section by recovering waste heat from the downstream sections, thereby reducing the overall energy consumption of the machine. The waste heat from the melting and mixing sections is recovered and utilized, reducing the external heating load on the upstream sections.

The invention relates to the field of paper-plastic compound bags, in particular to a cyclic utilization method of recycled paper-plastic compound bags, which comprises the following steps: screening raw materials, performing primary treatment on the raw materials, performing cyclic treatment on the raw materials, performing reinforced treatment on the raw materials, and performing cyclic utilization, and screening the long and short fibers. The paper pulp of the waste recycled paper is subjected to reinforcing treatment, specifically, cellulase is added to modify secondary fibers, paper fiber combination is enhanced through polyhydroxyalkanoate, the strength of the paper is improved, meanwhile, long and short fibers are differentiated and utilized, and the long and short fibers are prepared into the inner layer and the outer layer of the bag body respectively; and through different characteristics of the long and short fibers and the paper strength, the overall strength of the regenerated bag is improved, and the recovery efficiency of the regenerated paper is effectively improved.

The utility model provides a paper-plastic compound bag bottom sealing device which comprises a conveying device, mounting columns, a positioning assembly and a gluing assembly, the two mounting columns are vertically and symmetrically mounted at one end of the conveying device, a mounting plate is arranged at the tops of the two mounting columns, a fixed plate is further fixedly arranged on one sides of the two mounting columns, a fixed heating plate is arranged at the top of the fixed plate, and the gluing assembly is arranged on the fixing plate. A first hydraulic cylinder is fixedly arranged on the mounting plate, the output end of the first hydraulic cylinder is connected with a movable plate, a movable heating plate is arranged on the side, facing the fixed plate, of the movable plate, the positioning assembly positions and fixes the paper-plastic composite bag on the conveying device, and the gluing assembly is arranged at the top of the movable plate and used for spraying hot melt glue to an opening of the paper-plastic composite bag. The paper-plastic composite bag bottom sealing device solves the problem that in the prior art, when bottom sealing is conducted on a paper-plastic composite bag, workers need to coat the paper-plastic composite bag with hot melt adhesive in advance, then the paper-plastic composite bag is conveyed to a bottom sealing device for bottom sealing, and the efficiency is low.

The invention relates, inter alia, to a device (10) for holding foodstuffs in the manner of a cooking or baking mold (11), comprising a bottom wall (12) and a plurality of side walls (13a, 13b, 13c, 13d), wherein the side walls (13a, 13b, 13c, 13d) are displaceable from a rest position (14), in which they lie flat, relative to the bottom wall (12) into an upright working position (15), and wherein a mat-like portion (16a, 16b, 16c, 16d) is arranged between each two side walls (13a, 13b) and forms an overlap (20) when the side walls (13a, 13b, 13c, 13d) are in the working position (15). The special feature of the invention consists, inter alia, in the fact that the bottom wall (12) and the side walls (13a, 13b, 13c, 13d) are made of metal, wherein the bottom wall (12) along its edge portions (21a, 21b, 21c, 21d) and the side walls (13a, 13b, 13c, 13d) along their edge portions (22a, 22b, 22c, 22d) bordering the bottom wall (12) are covered with a plastics compound (23), which is arranged on the outer side (39, 40a, 40b, 40c, 40d) of the walls and which connects the edge portions (22a, 22b, 22c, 22d) of the side walls (13a, 13b, 13c, 13d) to the edge portions (21a, 21b, 21c, 21d) of the bottom wall (12), wherein the inner sides (25, 26a, 26b, 26c, 26d) of the walls (12, 13a, 13b, 13c, 13d) are kept free of plastics compound (23).

The invention relates to a method for producing an injection molded part (50), wherein in particular the following steps are carried out in the following order: a) providing an insert film or insert sheet, wherein the insert film or insert sheet (10) comprises a haptics layer (11); b) applying a cushioning protection film comprising an adhesive layer (21) and a cushioning layer (22) onto the haptics layer (11) of the insert film or insert sheet (10); c) inserting the insert film or insert sheet (10) into an injection mold (60) of an injection molding machine such that the cushioning protection foil (20) is in contact with the walls of the injection mold (60); d) back injection molding the insert film or insert sheet (10) with a plastic compound to provide the injection molded part (50); e) removing the injection molded part (50) from the injection mold (60).

The utility model relates to the technical field of aluminum-plastic compound machines, and discloses a gluing device for a high-speed dry type aluminum-plastic compound machine, which comprises a support, a roller is movably sleeved inside the support, an aluminum-plastic film is sleeved outside the roller, and an adjusting plate is mounted in the middle of the support. According to the gluing device for the high-speed dry type aluminum-plastic compound machine, a first conveying belt and a second conveying belt drive a glue injection spray head to uniformly push and move in a gluing plate through a push rod, then the glue injection spray head can uniformly drive a glue material to be filled in the gluing plate, the uniformity of the glue material conveyed to the outside of a gluing roller brush by the gluing plate is improved, and the gluing quality is improved. And an arc-shaped gasket can be pushed to move outwards under the elastic action of a second spring, and then the outer part of the gluing roller brush forms a wave shape, so that the problem that the gluing effect is influenced due to non-uniform distribution of a glue material outside the gluing roller brush caused by the fact that the glue material conveyed to the outer part of the gluing roller brush by the gluing plate slides downwards is avoided.

The utility model relates to a paper-plastic separator with a quick deslagging function, which belongs to the technical field of paper-plastic separators and comprises a circular shell, first support frames are arranged on the left side and the right side of the lower surface of the circular shell, and a connecting mechanism is arranged in the circular shell. According to the paper-plastic separator with the rapid residue discharging function, a paper-plastic compound soaked with water can be poured into the circular shell through the feeding frame, two second motors on the back face of the feeding frame can be started, the paper-plastic compound is crushed, a water pump and a first motor are started, and the paper-plastic compound is separated from the circular shell; a first motor drives a conveying wheel to rotate in the circular shell, the crushed paper-plastic compound and water are driven to be stirred in the circular shell and conveyed rightwards, and then the crushed paper-plastic compound and water are discharged through a first discharging barrel; and by arranging a conveying wheel, water and the crushed paper-plastic compound can be stirred, so that the paper-plastic mixture is separated and conveyed at the same time, and then slag can be rapidly discharged.