41results about How to "Increase entanglement" patented technology

The invention relates to a chewing gum comprising at least one biodegradable polymer, wherein the molecular weight of said polymer is at least 105000 g / mol (Mn). According to the invention, it has moreover been realized that this problem may be effectively dealt with by increasing the molecular weight of at least one of the biodegradable polymers in the chewing gum when compared to conventional chewing gum polymers and thereby increasing the robustness of the chewing gum with respect to softeners, emulsifiers and e.g. flavor.

The invention discloses a processing method for a multilayer composite sized down feather flocculus, and the method comprises the following steps of: mixing cotton, namely mixing 10-70wt% of down feather fiber with 90-30wt% of low-melting-point fiber by virtue of a mixer so as to respectively obtain a high-down-feather-content mixture and a low-down-feather-content mixture; and opening, carding, lapping, carrying out acupuncture reinforcing, and carrying out hot melting, bonding and reinforcing. An acupuncture reinforcing manner is adopted, so that the bulking intensity of a fiber mesh is effectively controlled, and entanglement between fibers is enhanced, thus the down feather is effectively controlled, and play of flying feather and the down feather is reduced; and multi-consolidation is carried out by adopting a method that acupuncture is firstly carried out and then hot melting is carried out, so that control over the down feather is effectively improved, and the stability of the down feather flocculus is improved.

A stabilized filament drawing device for a meltspinning apparatus and a meltspinning apparatus including the stabilized filament drawing device. The stabilized filament drawing device applies a high-velocity flow of air to attenuate the filaments, which are discharged from a device outlet in a discharge direction. The filament drawing device includes multiple inclined guides adjacent to the outlet that cause the filaments and high-velocity flow of air to deviate from the discharge direction. Each of the guides has a major surface that is angled relative to a common plane containing the discharge direction and a cross-machine direction of the device outlet of the filament drawing device. The guides are oriented such that the major surface is also inclined relative to the discharge direction.

The invention provides a device and a method for generating a photo-communication waveband continuous variable quantum entanglement source. The device comprises a photo-communication waveband continuous single-frequency fiber laser, a frequency multiplier, a signal light mode cleaner, a pump light mode cleaner, a dichroic mirror, a total reflection plane mirror with piezoelectric ceramics, a three-resonance non-degeneracy optical parametric amplifier, a crystal temperature controller, a cavity length and phase locking system, a first 45-degree high reflecting plane mirror and a quantum entanglement source detection system. According to the device and the method for generating the continuous variable quantum entanglement source, the device has a compact structure, is high in stability and is matched with the photo-communication waveband; the device adopts a single three-resonance non-degeneracy optical parametric amplifier for directly preparing the photo-communication waveband continuous variable quantum entanglement source, and the transmission loss of the waveband quantum entanglement source in optical fiber is only 0.2dB / km, so that the high fidelity transmission of information is realized; and the device is compatible with the present photo-communication system, so that the quantum entanglement source can become a perfect light source of a practical quantum network.

The invention relates to a high-permeability mask nonwoven fabric, which is utilized as a base material of products, such as masks, has high-efficiency skin-closed permeability and toughness, is soft and delicate and has higher hydrophilia, and a manufacturing method of the high-permeability mask nonwoven fabric. The high-permeability mask nonwoven fabric is manufactured by the following steps of by utilizing cellulosic fiber with the length of 5-25mm as a raw material, through a high-pressure pre-spunlace head of a forming machine, carrying out pre-spunlace winding on a fiber web on a formed web, carrying out main spunlace reinforcing and winding, drying and coiling.

A novel method and apparatus for long distance quantum communication in realistic, lossy photonic channels is disclosed. The method uses single emitters of light as intermediate nodes in the channel. One electronic spin and one nuclear spin coupled via the contact hyperfine interaction in each emitter, provide quantum memory and enable active error purification. It is shown that the fixed, minimal physical resources associated with these two degrees of freedom suffice to correct arbitrary errors, making our protocol robust to all realistic sources of decoherence. The method is particularly well suited for implementation using recently-developed solid-state nano-photonic devices.

The invention relates to a generation device for continuous variable quantum entanglement among multiple atom ensembles. The technical problem that low-efficiency preparation exists in quantum entanglement among multiple existing atom ensembles is mainly solved. According to the technical scheme, the generation device for continuous variable quantum entanglement among multiple atom ensembles comprises a light source unit, a plurality of acoustic optical modulators, four non-degeneration optical parameter amplifiers, an optical beam splitter, four atomic systems and a measuring system; the light source unit is provided with four seed optical pulse signal aSl-aS4 output ends, four control optical pulse signal aC1-aC4 output ends and four local oscillation optical signal aL1-aL4 output ends; the seed optical pulse signals aS1-aS4 are connected with the input ends of the atomic systems through the acoustic optical modulators, the optical parameter amplifiers and the optical beam splitter, the control optical pulse signal aC1-aC4 output ends are connected with the second input ends of the atomic systems through the acoustic optical modulators, and the output ends of the atomic systems are connected with the measuring system. The local oscillation optical signals aL1-aL4 are connected with the measuring system.

The invention relates to a generating device for continuous variable quantum entanglement between a quantum channel and a quantum node. The generating device mainly solves the technical problem of probability preparation of the entanglement between the quantum channel and the quantum node at present. According to the technical scheme provided by the invention, the generating device comprises a light source unit, an acousto-optic modulation system, an optical parameter amplifier, an optical beam splitter, an atom system and an entanglement measuring system, wherein the light source unit is provided with a seed optical signal aS1 and aS2 output end, a control optical signal aC output end and a local oscillation optical signal aL1 and aL2 output end; the seed optical signals aS1 and aS2 are connected with a first input end of the atom system through the acousto-optic modulation system, the optical parameter amplifier and the optical beam splitter; the control optical signal aC is connected with a second input end of the atom system through the acousto-optic modulation system; the atom system is connected with the first input end of the entanglement measuring system; a second output end of the optical beam splitter is connected with the second input end of the entanglement measuring system; the local oscillation optical signals aL1 and aL2 are connected with the third and fourth input ends of the entanglement measuring system.

The present invention provides an improved method and device for producing an alternate S / Z twist plied braid and joined alternate S / Z twist plied yarns. The invention further provides an alternate S / Z twist plied braid and joined alternate S / Z twist plied yarns produced according to a process of the invention.

A method of making a polarizable electrode for an electric double layer capacitor, includes adding a binder assistant to a binder so that the binder is swollen and mixing a carbonaceous powder, a conductive assistant and thereafter the swollen binder, thereby obtaining a material mixture, kneading the material mixture into a primary forming material, forming the primary forming material into a secondary forming material, and rolling the secondary forming material into a sheet shape.

The invention discloses nylon modified ultra-molecular weight polyethylene blending material, and relates to a high-temperature-resisting and easy-processing polyethylene modified material. The invention aims to solve the problem of poor heat resistance and bad surface hardness of the existing UHMW-PE. The nylon modified ultra-molecular weight polyethylene blending material is prepared by dried PA6, pretreated UHMW-PE, nucleating agent and solubilizer. The nylon modified ultra-molecular weight polyethylene blending material has the advantages that the nylon modified ultra-molecular weight polyethylene blending material prepared by taking high molecular compatible technology and taking PA6, pretreated UHMW-PE, nucleating agent and solubilizer as raw materials has good binding force, and thebinding force between interface layers is enlarged; vicat softening temperature reaches 195 DEG C, and shore hardness reaches 102. The entanglement degree is increased. The invention is mainly applied to prepare the nylon modified ultra-molecular weight polyethylene blending material.

The invention provides a black phosphorene modified and fibroin filled porous composite gel material and a preparation method thereof. The preparation method concretely comprises the following steps of adding a black phosphorene solution in a fibroin solution, and performing stirring to obtain a black phosphorene modified fibroin solution; putting the black phosphorene modified fibroin solution ina polytetrafluoroethylene die, performing drying to form a film, then adding the film in a formic acid aqueous solution, and performing uniform stirring to obtain a modified black phosphorene modified fibroin solution; and inserting a positive electrode into a porous material, putting the porous material in the modified black phosphorene modified fibroin solution, inserting a negative electrode,introducing constant voltage, embedding a black phosphorene modified fibroin filling material into the porous material through a mode of electro-gel after electro-gel treatment, and taking out the black phosphorene modified fibroin filling material to obtain the black phosphorene modified and fibroin filled porous composite gel material. As for the prepared fibroin composite, by combining a porousstructure with a gel technology, the wettability and the biocompatibility are almost unchanged, and the mechanical performance is remarkably strengthened.

An extensible nonwoven fabric, and method for its manufacture, on which the source, medicinal component, pattern and / or other pieces of information are recognizable at the beginning of and during fabric use. It is made mainly of highly crimped fibers, with a compressed region where no fibers are melted and bonded together, with a tensile strength of 25 N / 5-cm-width or more in both the machine direction and the cross direction. It may be manufactured by causing a water jet having a pressure of 5 MPa or more to act onto a web made mainly of a latent crimpable fiber, forming an entangled fiber web, causing heat to act on it, crimping the fiber converting it to a highly crimped fiber while contracting the web's area by 30% or more forming a contracted fiber web, and embossing it such that the fibers are not melted and bonded together.

The invention relates to a high-permeability mask nonwoven fabric, which is utilized as a base material of products, such as masks, has high-efficiency skin-closed permeability and toughness, is soft and delicate and has higher hydrophilia, and a manufacturing method of the high-permeability mask nonwoven fabric. The high-permeability mask nonwoven fabric is manufactured by the following steps of by utilizing cellulosic fiber with the length of 5-25mm as a raw material, through a high-pressure pre-spunlace head of a forming machine, carrying out pre-spunlace winding on a fiber web on a formed web, carrying out main spunlace reinforcing and winding, drying and coiling.

The invention provides a jacquard non-woven fabric and a preparation method of the jacquard non-woven fabric, and relates to the technical field of production of non-woven fabrics. The jacquard non-woven fabric is mainly prepared from a three-dimensional crimp hollow fiber, a polypropylene fiber and a common polyester staple fiber, the three-dimensional crimp hollow fiber has a crimping arc, the radius of curvature is relatively large, the jacquard non-woven fabric has the characteristic that the jacquard non-woven fabric does not cause fatigue yield easily after deforming because of compression for multiple times; the common polyester staple fiber increases the entanglement degree of the non-woven fabric; the polypropylene fiber improves the strength of the non-woven fabric, and the jacquard non-woven fabric does not deform easily. Therefore, the jacquard non-woven fabric has the advantages that the pattern is clear, the hand feeling is soft, the stereoscopic impression is strong, thestatic electricity is high, the elasticity of compression is good, the surface is fluffy, and the dust collection effect is good.

The invention discloses a triangular-cross-section felting needle provided with spiral needle blades. The triangular-cross-section felting needle comprises a needle tip, the needle blades, a needle waist and a needle handle. The cross section of each needle blade is triangular and comprises three edges, and the blades spirally rotate along the axis of the needle. Multiple felting hooks are evenly distributed on the three edges of each needle blade and comprise hook barbs and hook grooves. The felting hooks face the needle tip, and arc angles are formed at two ends of each felting hook. The bottoms of the hook grooves are uneven faces, and the uneven faces are composed of circular-arc faces. The triangular-cross-section felting needle provided with the spiral needle blades is high in felting efficiency and low in cost, a fiber entanglement force is large when the needle is used, a non-woven fabric is high in tensile strength, dispersed in stress point and good in heat dissipation performance, and the proportion of residual broken stitches is small.

The invention belongs to the technical field of macromolecular composite materials, and discloses a nylon 6 / polyphenyl ether composition and a preparation method thereof. The nylon 6 / polyphenyl ether composition is prepared from the following components in parts by mass: 60.3 to 70.9 of PA6, 10 to 15 of PPO, 10 to 15 of PPO-maleic anhydride graft, 3 to 8 of SEBS-maleic anhydride graft, 1 to 5 of calcium chloride, 0.1 to 0..5 of triethanolamine, 0.2 to 0.4 of an antioxidant 1076 and 0.2 to 0.4 of an antioxidant 168. The preparation method comprises the following steps: adding all the raw materials into a high speed mixing machine for premixing, and then adding the mixture into a two-screw extruder for melt extrusion and granulation, thus obtaining the nylon 6 / polyphenyl ether composition. By the adding of the PPO-maleic anhydride graft, the SEBS-maleic anhydride graft, the calcium chloride and the triethanolamine, the mechanical property of a PA6 / PPO alloy can be obviously improved.

The invention discloses a lithium ion capacitor diaphragm and a production method thereof. The production method comprises the following process steps: (1) preparing polyvinylidene fluoride, N, N-dimethylformamide, acetone and TBAPF6 according to a certain proportion, and uniformly stirring; (2) preparing a polyvinylidene fluoride nanofiber membrane doped with TBAPF6 by utilizing an electrostaticspinning technology; and (3) drying the polyvinylidene fluoride nanofiber membrane doped with TBAPF6 in a vacuum drying oven. Compared with the prior art, the preparation method disclosed by the invention is simple in process and high in production efficiency, and the prepared TBAPF6-doped polyvinylidene fluoride polymer diaphragm for the lithium ion capacitor has a special multi-scale fiber network structure, good lyophilicity, excellent mechanical properties and excellent thermal properties, is beneficial to enhancing the ionic conductivity of the diaphragm, improving the compatibility between the diaphragm and an electrode and improving the cycling stability of a capacitor, and can be applied to the fields of new energy automobiles, intelligent electronic products and the like.

The invention provides a color-spun polyester-viscose fabric and a production method thereof. Four-time continuous hair grabbing is adopted in hairiness grabbing and shearing, one-time hairiness shearing is realized, integral molding is realized, the production efficiency is improved, relatively large tension force is used in the first-time hairiness grabbing to facilitate quick fuzzing, relatively small tension force is used in the second-time and third-time hairiness grabbing to avoid damaging the fabric surface, grabbed hairiness is denser and more uniform, relatively large tension force isused in the fourth-time hairiness grabbing to comb the grabbed hairiness so as to facilitate subsequent hairiness shearing, hairiness grabbing and shearing are uniform through control of the tensionforce in the four-time hairiness grabbing, the fabric is good in wool-like effect, is fluffy and soft in hand feel and is resistant to fuzzing and pilling, difficult in hair slip, good in water washing appearance, comfortable to wear and excellent in antistatic property, the method is advanced and reasonable in processing flow, the product quality is stable, the method is simple and reliable, is high in production rate, short in period and high in color fixation rate and reduces sewage discharge from the perspective of energy saving and environmental protection, the product quality can be improved, and the fabric is good in quality sense and excellent in market economic benefit.

The invention provides a high-strength, anti-flaming and waterproof polyimide fire control fabric and a preparation method thereof. The high-strength, anti-flaming and waterproof polyimide fire control fabric is a plain weave fabric, the surface density is 180-280 gsm, the high-strength, anti-flaming and waterproof polyimide fire control fabric is woven by blending polyimide filaments and polyimide yarn, the polyimide filaments are evenly woven in the warp direction and the weft direction, through calculation by weight percent, the percent of the polyimide filaments is 10%-50%, the percent ofthe polyimide yarn is 50%-90%, and the sum of the percents is 100%. The polyimide filaments are prepared by stranding, splicing and twisting two or more bundles of fine denier polyimide fiber filaments with special-shaped sections. The polyimide fire control fabric has good tensile failure strong performance, anti-fuzzing-pilling performance and anti-flaming performance.

The invention discloses a deep-adsorption and high-moisture-retention mask and a production method thereof, and relates to the technical field of masks. A special production system is adopted in the production process, and the deep-adsorption and high-moisture-retention mask comprises an opening device, a carding device, a lapping device and a spunlace device; the spunlace device comprises a rotary screen roller, a plurality of guide rollers are arranged on the two sides of the rotary screen roller, a spunlace head assembly is arranged on one side of the rotary screen roller, a plurality of spunlace heads are arranged on the spunlace head assembly, and the spunlace heads are distributed in an arc array around the rotary screen roller. According to the deep-adsorption and high-moisture-retention mask and the production method thereof, the compactness of fibers in a mask material is improved, intertwining degree among the fibers is increased, and the content of effective matrixes adsorbed in the mask is increased.

The invention relates to equipment for producing woven fabrics, in particular to a component of a needling machine. A prickling needle comprises a needle body, wherein the needle body is provided withprickling hooks at intervals; each prickling hook comprises a hook slot and a hook prickle; the hook prickle cuts into the needle body and then contacts with the hook slot; and the hook slot is at least provided with two convex cambered surfaces. The prickling needle greatly reduces the possibility of needle breakage, and prolongs the service life of the prickling needle.

The invention provides spunlace jacquard non-woven fabric and a production method thereof and relates to the technical field of nonwoven fabric production. The spunlace jacquard non-woven fabric is mainly produced by three-dimensional hollow crimped fibers, polypropylene fibers and common polyester staple fibers, wherein the three-dimensional hollow crimped fibers have curled arcs and are large incurvature radius and less prone to fatigue yield generation when being subjected to repeated compressive deformation; the common polyester staple fibers can increase the twist degree of the nonwovenfabric; the polypropylene fibers can increase the strength of the nonwoven fabric to allow the spunlace jacquard non-woven fabric to be less prone to deformation. By the arrangement, the spunlace jacquard non-woven fabric is high in static resistance, good in compression elasticity, high in fluffiness, good in dust collection effect and the like.

The invention discloses a processing method for a multilayer composite sized down feather flocculus, and the method comprises the following steps of: mixing cotton, namely mixing 10-70wt% of down feather fiber with 90-30wt% of low-melting-point fiber by virtue of a mixer so as to respectively obtain a high-down-feather-content mixture and a low-down-feather-content mixture; and opening, carding, lapping, carrying out acupuncture reinforcing, and carrying out hot melting, bonding and reinforcing. An acupuncture reinforcing manner is adopted, so that the bulking intensity of a fiber mesh is effectively controlled, and entanglement between fibers is enhanced, thus the down feather is effectively controlled, and play of flying feather and the down feather is reduced; and multi-consolidation is carried out by adopting a method that acupuncture is firstly carried out and then hot melting is carried out, so that control over the down feather is effectively improved, and the stability of the down feather flocculus is improved.

The invention relates to non-woven product manufacturing equipment, in particular to a component of a needle machine, and discloses an automatic-rotating felting needle. The automatic-rotating felting needle comprises a needle body (1) and a needle rod (2). Hooks (3) are arranged on the needle body (1) at intervals. The needle body (1) and the needle rod (2) are arranged separately. A blind hole (4) is formed at one end of a non-bent handle of the needle rod (2), and the needle body (1) is inserted into the blind hole (4) to rotate relative to the blind hole. The felting needle rotates when penetrating fiber nets, so that twining force and cohesive force among fibers are greatly increased, the fibers are twined firmly and are not easy to layer due to high releasing force, length of a production line is shortened, production efficiency is improved, and service life of the felting needle is prolonged.

The invention provides a preparation method of a nylon modified ultra high molecular weight (UHMW) polyethylene (PE) blended material and relates to a preparation method of a high-temperature-resisting and easy-to-process polyethylene modified material, aiming at solving the problems of UHMW-PE prepared in the prior art that the heat resistance is poor and the surface rigidity is poor. The preparation method comprises the following steps: 1, pre-treating to obtain pre-treated UHMW-PE; 2, drying to obtain dry PA6 (Polyamide 6); 3, preparing a raw material; 4, sequentially adding the materials into a high-speed mixing machine and uniformly mixing; then extruding and molding a uniformly-mixed material mixture by utilizing a same-direction rotary double-screw extruder, so as to obtain the nylon modified ultra high molecular weight polyethylene blended material. The preparation method provided by the invention has the advantages that a high molecular compatibilization technology is adoptedso that the binding force is good and the binding force between interface layers is increased; the Vicat softening temperature reaches 195.8 DEG C and the Shore hardness reaches 103. The preparation method provided by the invention is mainly used for preparing the nylon modified ultra high molecular weight polyethylene blended material.

The invention provides a high-rigidity and high-toughness modified PMMA material, which comprises, by mass, 52-90% of a PMMA resin, 5-40% of a toughening agent, 1-5% of a compatilizer, 0.1-1% of a weather-resistant agent, 0.1-1% of an antioxidant, and 0.1-1% of a lubricant. According to the invention, the SGMA and the PMMA side chain are subjected to a transesterification reaction, so that the molecular entanglement degree of the PMMA base material can be improved, and the light resistance and the scratch resistance of the product are improved; and toughening and compatibilizing are performedby using the terpolymer to achieve the bidirectional action, so that the efficient toughening agent does not need to be added excessively while the toughening is performed so as to achieve the purposeof less addition.

The invention relates to a generating device for continuous variable quantum entanglement between a quantum channel and a quantum node. The generating device mainly solves the technical problem of probability preparation of the entanglement between the quantum channel and the quantum node at present. According to the technical scheme provided by the invention, the generating device comprises a light source unit, an acousto-optic modulation system, an optical parameter amplifier, an optical beam splitter, an atom system and an entanglement measuring system, wherein the light source unit is provided with a seed optical signal aS1 and aS2 output end, a control optical signal aC output end and a local oscillation optical signal aL1 and aL2 output end; the seed optical signals aS1 and aS2 are connected with a first input end of the atom system through the acousto-optic modulation system, the optical parameter amplifier and the optical beam splitter; the control optical signal aC is connected with a second input end of the atom system through the acousto-optic modulation system; the atom system is connected with the first input end of the entanglement measuring system; a second output end of the optical beam splitter is connected with the second input end of the entanglement measuring system; the local oscillation optical signals aL1 and aL2 are connected with the third and fourth input ends of the entanglement measuring system.