45 results about "Polyphenylsulfone" patented technology

The invention relates to the technical field of chemical and biological separation, and discloses a plasma blood cell semi-automatic settling separation device which comprises a device body, the device body is made of polytetrafluoroethylene, polyvinylidene fluoride or polyphenyl sulfone, the device body is of a fusiform structure, the interior of the device body is hollow, a double-layer magnetic suspension head is arranged in the device body, and the double-layer magnetic suspension head is arranged in the device body. The top end and the bottom end of the device body are respectively provided with an energizable electrode magnetic field for adjusting the position of the double-layer magnetic suspension head, and the device body is composed of an upper-layer main body part and a lower-layer main body part which are detachably connected. According to the semi-automatic settling separation device, blood coagulation activation can be avoided; the double-layer magnetic suspension head is designed to monitor the liquid level in real time and change the height of the floating head in time through an external magnetic field, plasma is rapidly and effectively separated, and manpower and material resource investment is reduced; due to multiple interfaces, the injection and collection efficiency of whole blood, plasma and blood cells is higher; the buffer liquid injection pipeline is inclined, so that mechanical damage to blood cells caused by injection is avoided.

The invention discloses a high-flowability and flame-retardant polyphenyl sulfone / polycarbonate alloy and a preparation method thereof. Polyphenyl sulfone is compounded with polycarbonate to reduce the viscosity of the whole product, and then polysulfone resin is utilized to improve the thermodynamic compatibility of the polyphenyl sulfone and the polycarbonate; glass flake filler is ingeniously adopted to improve the flame retardance of the alloy, and finally the high-flowability flame-retardant polyphenyl sulfone polycarbonate alloy material is obtained and can be widely applied to the field of aviation.

The present invention provides a film that exhibits better slipperiness, maintains sufficient durability under high temperature and high humidity conditions, and has improved mechanical properties compared to a film made solely of PPSU, and a reinforcing member for the electrolyte membrane of a polymer electrolyte fuel cell or polymer electrolyte water electrolysis using this film. [Solution] A film comprising 6 to 94 parts by mass of polyphenylsulfone and 94 to 6 parts by mass of polysulfone, wherein the arithmetic mean height (Sa) of at least one surface is 6.0 to 17.5 nm.

Magnet wire including extruded insulation formed from a blend of different polymeric materials is described. A magnet wire may include a conductor and insulation formed around the conductor. The insulation may include base enamel insulation and at least one layer of extruded insulation formed from a blend of at least three different polymeric materials. The enamel insulation may include either filled polyimide or filled polyamideimide. For the blend, a first polymeric material, such as polyetheretherketone, may have a thermal index above 240° C. Second and third polymeric materials, such as polyphenylsulfone and polyethersulfone, may have lower thermal indexes.

The invention relates to the technical field of new materials, in particular to a preparation method and application of a corrosion-resistant chain plate ring composite material suitable for a nonmetal chain, and the corrosion-resistant chain plate ring composite material comprises the following raw materials in parts by weight: 90-100 parts of epoxy resin, 5-10 parts of a diluent, 0.5-1.5 parts of a dispersing agent, 20-25 parts of a curing agent and 20-30 parts of filler. According to the invention, glass flakes in the base material are subjected to activation, sensitization and catalysis treatment, and the fiber material is formed by compounding polymers such as polyvinylidene fluoride, nylon 6 and polyphenyl sulfone with inorganic reinforcing phases such as silicon carbide whiskers, nano aluminum oxide and nano silicon dioxide, so that high dispersion and stable existence of a filler in epoxy resin are ensured; therefore, the permeation path of a corrosive medium is blocked, the corrosion resistance of the composite material is remarkably improved, and the service life of the composite material is remarkably prolonged.

The present disclosure provides a valve that includes a valve body formed from polyphenylsulfone (PPSU) or polyether ether ketone (PEEK), and a diverter formed from PPSU or PEEK, wherein the valve body and the diverter are not both PPSU. The disclosure also provides a container that includes a receptacle configured to hold radioactive microparticles, and a valve. The receptacle includes a sealable inlet configured to accept a dose of the microparticles, and an outlet for the microparticles. The valve is in fluid communication with the outlet of the receptacle. The valve may be a 3-way valve and / or may have a valve body formed from PPSU or PEEK, and a diverter formed from PPSU or PEEK, wherein the valve body and the diverter are not both PPSU.

The application belongs to the technical field of membrane separation, and particularly relates to a small-aperture high-flux ultrafiltration membrane and a preparation method and application thereof. Polymer material, an additive and an organic solvent are mixed, constant-temperature stirring and standing defoaming are performed to obtain a casting solution, and then a non-solvent phase separation method is used to prepare the ultrafiltration membrane. The polymer material comprises polyethersulfone and sulfonated polyphenylsulfone with a mass ratio of 95:5-80:20, and the additive is polyethylene glycol. The rejection rate of the ultrafiltration membrane to bovine serum albumin (BSA) is above 99%, the rejection rate of direct red 23 and coomassie brilliant blue and other dyes can be above 96%, and the pure water permeability is 310 L·m ‑2 ·h ‑1 ·bar ‑1 , which has a wide application prospect in the fields of antibody protein purification and concentration, dye desalination and nanoscale pollutant treatment in wastewater.

The present invention provides a film having good slipperiness, sufficiently maintained durability under high temperature and high humidity, and improved mechanical characteristics as compared with a film of PPSU alone, and provides a reinforcing member that is for electrolyte membranes for solid polymer electrolyte fuel cells or solid polymer electrolyte water electrolysis and that uses said film. The present invention relates to a film containing 6-94 mass parts of polyphenylsulfone and 94-6 mass parts of polysulfone, the arithmetic average height (Sa) of at least one surface being 6.0-17.5 nm.

The application discloses a polycarbonate composition and a preparation method and application thereof, and belongs to the technical field of high polymer materials. The polycarbonate composition has good resistance to gamma-ray irradiation, and is prepared from alkyl phenol-terminated polycarbonate with good resistance to gamma-ray irradiation as a base resin and polyphenylsulfone with good resistance to irradiation, and has better resistance to gamma-ray irradiation, and also has good mechanical properties, and is suitable for preparing medical devices.

The invention relates to the technical field of engineering plastics, and discloses a modified engineering plastic and a preparation method thereof.The preparation method comprises the steps that S1, polyphenyl sulfone resin and functional filler are sequentially added into double-screw melt blending equipment, mixing is conducted under preset conditions, and premixed master batches are obtained, the functional filler comprises an interface bonding strength enhancing unit, a crosslinking unit and a thermal expansion coefficient adjusting unit; and S2, spraying a dilute solution containing a functional auxiliary agent on the premixed master batch at a preset temperature, drying and curing the dilute solution on the surface of the premixed master batch through hot air, stretching in a stretching machine head, and annealing to obtain the functional aggregate with interfacial activity and a surface oriented structure. According to the modified engineering plastic and the preparation method thereof, the bonding strength, the use stability and the environment durability and reliability of the molten modified engineering plastic and an aluminum alloy material are improved by reducing the thermal cycling stress and the mechanical interlocking performance and keeping the consistency of the modified engineering plastic.

The present invention relates to a bone cement injection device and, more specifically, to a bone cement injection device comprising: a bone cement injection tool; and a syringe for injecting bone cement. The syringe for bone cement injection of the present invention uses polyphenylsulfone as a main component such that even when filled with bone cement used in bone-related surgery, the syringe does not undergo deformation and does not release carcinogens, thereby enabling safer use. In addition, the scale of the syringe for bone cement injection of the present invention is displayed as an engraved marking rather than with conventional xylene dye, such that the scale is not erased by organic solvents that dissolve bone cement and does not cause carcinogens, thereby providing a safe syringe for bone cement injection.

The invention discloses a polyphenyl sulfone sulfoxide fiber-based composite insulation paper and a preparation method thereof, and the polyphenyl sulfone sulfoxide fiber-based composite insulation paper is prepared by taking polyphenyl sulfone sulfoxide fibers and various fiber pulps as main raw materials and adopting a wet molding combined hot pressing process. According to the invention, a polydopamine coating is formed on the surface of the fiber through dopamine modification, so that a hydrogen bond binding mechanism is introduced into the modified polyphenylsulfone sulfoxide chopped fiber, the mechanical property of the composite insulation paper is enhanced, and the modified carbon nitride nanoparticles are introduced as a filler to improve the compactness of the composite material and enhance the electrical insulation property of the composite insulation paper. The polyphenyl sulfone sulfoxide fiber-based composite insulation paper prepared by the invention has the characteristics of excellent mechanical property, high electrical insulation, high temperature resistance, corrosion resistance, flame retardance and the like. Meanwhile, the preparation method is low in raw material cost, short in technological process and easy and convenient to operate, the industrial production cost can be effectively reduced, and industrial production and practical application of the insulation paper are promoted.

The present application relates to the field of self-lubricating fabric, disclose a kind of sulfonated polyphenyl sulfone impregnated self-lubricating fabric composite and its preparation method, by PTFE / aramid fabric as matrix fiber, with sulfonated polyphenyl sulfone as matrix reinforcing resin, with evenly dispersed carbon shell microcapsule, graphite powder, whisker carbon tube as performance enhancement phase, significantly enhance the mechanical properties of gasket composite, thermodynamic properties, improve the tribological properties of composite under high load, high temperature and other environments.The preparation method uses two-step method, first by impregnating fabric to increase the mechanical properties of fiber, second by adding reinforcing additive to improve the tribological properties of fabric under high temperature, heavy load environment.

This makes it possible to obtain polyarylene sulfide fibers that have excellent hydrophilicity while maintaining excellent heat resistance and chemical resistance. [Solution] A fiber characterized in that it is made from polyphenylene sulfide and at least one thermoplastic resin selected from polyphenylene ether resin, polycarbonate resin, polyethersulfone resin, polyphenylene sulfone resin, polyetherimide resin, and polysulfone resin, and at least a portion of the thermoplastic resin is exposed on the surface.

The invention discloses a temperature-resistant and durable wafer loader material and a preparation method and application thereof, and belongs to the technical field of semiconductor equipment materials. The temperature-resistant and durable wafer loader material is prepared from the following components in parts by weight: 100 to 120 parts of polyvinylidene fluoride, 30 to 60 parts of polyether-ether-ketone, 15 to 20 parts of modifier, 10 to 20 parts of compatilizer, 1 to 3 parts of antioxidant, 6 to 10 parts of conductive filler and 3 to 5 parts of lubricant, the modifier is a polyvinylidene fluoride-polyethylene sulfone block polymer, and the mass ratio of a polyethylene sulfone block to a polyvinylidene fluoride block in the block polymer is (1.2-1.8): 1. By limiting the components of the material of the wafer loader, the wafer loader still has good temperature resistance and durable usability under the condition of ensuring corrosion resistance and static electricity resistance, and is beneficial to reducing the equipment cost of semiconductor production and improving the production efficiency and production safety.

A translucent magazine may be formed from a mixture of Polyetherimide (PEI) and at least one of the following: Polyphenylsulfone (PPSU), Polyethersulfone (PES) and Polysulfone (PSU). The follower, floor plate, and follower spring may be opaque.

A translucent magazine for a firearm may be formed from a mixture of Polyetherimide (PEI) and at least one of the following: Polyphenylsulfone (PPSU), Polyethersulfone (PES) and Polysulfone (PSU). The translucent magazine including a follower, floor plate, and a follower spring. The follower being opaque. The follower residing within a casing.

The application belongs to the technical field of membrane separation, and particularly relates to a small-aperture high-flux ultrafiltration membrane and a preparation method and application thereof. Polymer material, an additive and an organic solvent are mixed, constant-temperature stirring and standing defoaming are performed to obtain a casting solution, and then a non-solvent phase separation method is used to prepare the ultrafiltration membrane. The polymer material comprises polyethersulfone and sulfonated polyphenylsulfone with a mass ratio of 95:5-80:20, and the additive is polyethylene glycol. The rejection rate of the ultrafiltration membrane to bovine serum albumin (BSA) is above 99%, the rejection rate of direct red 23 and coomassie brilliant blue and other dyes can be above 96%, and the pure water permeability is 310 L·m ‑2 ·h ‑1 ·bar ‑1 , which has a wide application prospect in the fields of antibody protein purification and concentration, dye desalination and nanoscale pollutant treatment in wastewater.

The invention relates to the technical field of high polymer material synthesis, and discloses high-performance polyphenyl sulfone and a synthesis method thereof.The synthesis method comprises the following steps that 4, 4 '-biphenol, 4, 4'-dichlorodiphenyl sulfone, modified 2, 6-difluorophenylhydrazine and a polar aprotic solvent are mixed and dissolved, a salt-forming agent and a water-carrying agent are added, stirring is conducted, and the high-performance polyphenyl sulfone is obtained. And carrying out a salt forming reaction and a polymerization reaction in an inert gas atmosphere, and after the reaction is finished, precipitating, washing and drying to obtain the high-performance polyphenyl sulfone. The high-performance polyphenyl sulfone disclosed by the invention has good impact resistance and high-temperature stability.

The utility model discloses a polyethylene sulfone resin production tail gas activated carbon adsorption device which comprises an activated carbon adsorption box, the activated carbon adsorption box is rotatably installed on a support, one end of the activated carbon adsorption box is provided with a tail gas inlet pipe, and the other end of the activated carbon adsorption box is provided with a tail gas exhaust pipe. An activated carbon adding opening and an activated carbon discharging opening are formed in the top end and the bottom end of the activated carbon adsorption box correspondingly, the activated carbon discharging opening is located in the side, close to the tail gas inlet pipe, of the activated carbon adsorption box, and a plurality of baffles are rotationally installed in the activated carbon adsorption box through rotating shafts. According to the activated carbon adsorption device for the tail gas generated in the production of the polyphenyl sulfone resin, partial replacement of the activated carbon is realized through a unique structural design. In the process of replacing the activated carbon, only the part of the activated carbon which is close to the tail gas inlet pipe and has higher saturation is discharged, so that all the activated carbon is prevented from being replaced together, the use amount of the activated carbon is greatly saved, and the production cost is reduced.

The invention provides a composite material, a preparation method and application thereof and a three-dimensional space additive manufacturing product. The composite material comprises base material polyphenyl sulfone resin, base material polyetherimide resin, base material polycarbonate resin and structural filler. The structural filler comprises an inorganic filler of which at least part of the outer surface is provided with a coating, and the material of the coating comprises one or more of polyimide materials. The composite material disclosed by the invention can be flame-retardant and high-temperature-resistant in the forming process, the problems of collapsing, softening, dripping and filler pocking marks are remarkably improved, and the composite material can be widely applied to the field of high-temperature-resistant three-dimensional space additive manufacturing and can be used for preparing air passing appliances.

Ceramic-polymer powders comprising a plurality of core-shell particles, where: each of the core-shell particles comprises a core and a shell around the core; the core comprises a ceramic selected from the group of ceramics consisting of: Al2O3, Fe2O3, ZnO, ZrO2, and SiO2; and the shell comprises a polymer selected from the group of polymers consisting of: PC copolymers, polyetherimide (PEI), polyetherimide (PEI) copolymers, polyphenyl sulfone (PPSU), polyarylethersulfone (PAES), and poly ether sulfones (PES). In powder form, the core-shell particles are in a substantially dry powder form having a moisture content of less than 2% by weight.

This invention provides a method for preparing large-diameter polyphenylsulfone (PPS) monofilaments, comprising the following steps: mixing PPS and a lubricant and then performing melt extrusion to obtain a melt; extruding the melt through a spinneret to obtain nascent monofilaments; sequentially subjecting the nascent monofilaments to oil bath cooling, drawing, and winding to obtain cooled and shaped nascent monofilaments; and sequentially subjecting the cooled and shaped nascent monofilaments to slow drawing and heat setting to obtain large-diameter PPS monofilaments; the slow drawing speed is 3–5 m / min. The addition of a lubricant in this invention improves the flowability and extrusion stability of PPS, preventing melt fracture during extrusion. The subsequent oil bath cooling improves the surface smoothness of the cooled nascent monofilaments, which is beneficial for subsequent drawing. The slow drawing speed allows for slow cold drawing of the nascent monofilaments, which not only enables molecular chain orientation but also prevents filament breakage, thereby obtaining large-diameter PPS monofilaments.

[Problem] The present invention provides a diaphragm for alkaline water electrolysis in which an inorganic compound for imparting hydrophilicity is not likely to fall off from an organic polymer porous membrane. [Solution] In this diaphragm for alkaline water electrolysis, a thin film that is derived from a titanium alkoxide and / or a zirconium alkoxide is adhered to an organic polymer porous membrane. The organic polymer porous membrane is a polysulfone-based porous membrane or a polyphenylsulfone-based porous membrane, and is supported by a wet nonwoven fabric that has polyphenylene sulfide fibers as constituent fibers. The organic polymer porous membrane supported by the wet nonwoven fabric is immersed in a diluent that is obtained by dissolving a solute, which is composed of a titanium alkoxide and / or a zirconium alkoxide, in a solvent and has a concentration of 0.1-20 vol%. Thereafter, in a situation where the solute is not precipitated, a heat treatment is performed so as to obtain a diaphragm for alkaline water electrolysis, in which a thin film that is derived from a titanium alkoxide and / or a zirconium alkoxide is adhered to the organic polymer porous membrane.

The invention relates to the field of textiles and provides a waterless dyeing method for polyphenylsulfone sulfoxide fibers, which solves the defects of the prior art water dyeing method, namely, being environmentally unfriendly, energy-consuming, water-inefficient, and requiring the use of auxiliaries. The method comprises the following processing steps: opening a condenser, loading a dye kettle, loading a dyeing kettle, increasing pressure and temperature, dyeing, recycling, cleaning, sampling, and testing.

The invention relates to the field of self-lubricating fabrics, and discloses a sulfonated polyphenyl sulfone impregnated self-lubricating fabric composite material and a preparation method thereof.The sulfonated polyphenyl sulfone impregnated self-lubricating fabric composite material is prepared by taking PTFE / aramid fiber fabrics as matrix fibers, taking sulfonated polyphenyl sulfone as matrix reinforced resin and taking uniformly dispersed carbon shell microcapsules, graphite powder and whisker carbon tubes as performance reinforced phases; the mechanical property and thermodynamic property of the liner composite material are remarkably enhanced, and the tribological property of the composite material in high-load, high-temperature and other environments is improved. The preparation method adopts a two-step method, for the first time, the mechanical property of the fiber is improved by infiltrating the fabric, and for the second time, the tribological property of the fabric in a high-temperature and heavy-load environment is improved by adding a reinforcing additive.

A flame-retardant PPS-based composition comprising A) at least one polyphenylene sulfide polymer, B) at least one polyphenylsulfone polymer, C) at least one epoxy functional group-containing thermoplastic elastomer, and D) epoxy-modified polysiloxane. The PPS-based composition has a V-0 rating when using UL94V (2013) standard (thickness 0.8 mm). Articles containing or manufactured from such a flame-retardant PPS-based composition. Use of articles as components of electric vehicles. A method for cooling and / or operating a battery, comprising passing a heat transfer fluid through a flame-retardant heat transfer tube containing or manufactured from a flame-retardant PPS-based composition.

This invention discloses an aminated graphene oxide-based bipolar membrane and its preparation method, belonging to the field of bipolar membrane technology. The bipolar membrane is composed of a sulfonated polyphenylene sulfone cation layer, an aminated graphene oxide interlayer, and a quaternized polyphenylene ether anion layer stacked sequentially. This invention utilizes the aminated graphene oxide as the interlayer, taking advantage of its two-dimensional sheet-like morphology, abundant catalytic groups, and cross-linking effect to achieve a bipolar membrane with low water dissociation voltage, good interlayer compatibility, and structural stability. When applied to electrodialysis, it improves alkali concentration and current efficiency compared to commercially available membranes, while reducing energy consumption, showing promising application prospects in acid and alkali preparation, resource recovery, and other fields.

The application discloses a kind of high-temperature-resistant polyphenyl sulfone composite and preparation method thereof, belong to polyphenyl sulfone composite technical field, first by ultrasonic dispersion and complexation reaction preparation tannic acid-iron complex modified molybdenum disulfide, iron-containing carbon-coated molybdenum disulfide is obtained by high-temperature carbonization, so it has good stability and lubricity, then using 6-hydroxy-2-naphthoic acid, 4,4'-diphenyl ether dicarboxylic acid and 4,4'-dihydroxy diphenyl sulfone and other monomers in acetic anhydride system are prepared by melt polycondensation and solid phase condensation reaction, modified aromatic liquid crystal polyester is prepared, and fiber network is formed, finally, iron-containing carbon-coated molybdenum disulfide and modified aromatic liquid crystal polyester and polyphenyl sulfone resin are melt blended in double-screw extruder, and high-temperature-resistant polyphenyl sulfone composite is obtained, effectively solve the problem that the lubricating property of polyphenyl sulfone material is reduced under high temperature and high humidity environment, and the mechanical toughness is attenuated, suitable for high-end medical instrument application needing long-term tolerance multiple sterilization cycle.

To provide a lighter refrigerant pipe for flowing a cryogenic refrigerant (120 Kelvin or less). [Solution] By constructing at least one pipe material that constitutes a refrigerant pipe, in part or in whole, from an amorphous thermoplastic, the weight of the refrigerant pipe can be reduced compared to conventional refrigerant pipes that are constructed from metal members. Amorphous thermoplastics that can be used include polyethersulfone (PESU), polysulfone (PSU), polyphenylsulfone (PPSU), and other materials that have excellent cold resistance. Furthermore, because the pipe material is transparent or translucent, the status of the refrigerant flowing through it can be visually confirmed.