175results about How to "Easy to smooth" patented technology

An individual package of an absorbent article permits a base end of a tape to be bonded with sufficiently large bonding strength without complicating packaging process and increasing manufacturing cost. The absorbent article is wrapped by a package sheet having side edge portions and end edges, and one end edge is overlapped over the other end edge. The package sheet is sealed along the side edge portions, a base end of a tape is fixed on the surface of the package sheet located outside in an overlapping portion, and a free end of the tape extends across one end edge and is releasably adhered on the outer surface of the package sheet adjacent one end edge. The package sheet has a surface, on which the base end of the tape is fixed, the surface being smoothed by a smoothing process.

The invention provides a preparation method for polyacrylonitrile base carbon fiber protofilament. ammonium persulfate-ammonium sulfite or ammonium hydrogen sulfite is used as the aqueous phase suspension copolymerization of a initiation system for preparing polyacrylonitrile base carbon fiber protofilament which uses polymers as raw materials; polymers are made into 16-20Wt percent of slurry at -18-0 DEG C, vacuumized to 40-95 Kpa and dissolved for 1-2 hours at 40-55 DEG C; then spinning stock solution at 70-80 DEG C is extruded into a spinning pipe in coagulation bath via a spinneret to be shaped, and PAN nascent fiber is obtained through the minus elongation of the coagulation bath; the PAN nascent fiber has desolventize flushed away by hot water, and is simultaneously stretched, oiled, dried for densification, baked and elongated to obtain PAN base protofilament, and the tensile strength is no lower than 6.60N/dtex; the carbon fiberstrength is 3.30-4.01Gpa, and the elastic modulus is 210-262Gpa. The main technical indexes of the present invention are equivalent to the similar products in America, Japan and other countries.

The invention relates to high-strength cold asphalt crack-pouring waterproof adhesive and a preparation method thereof. The waterproof adhesive comprises the following components in portion by weight: 15 to 20 portions of modifier polymer, 2.0 to 3 portions of dispersant, 0.5 to 2.0 portions of stabilizing agent, 50 to 60 portions of heavy rubber asphalt, 1.5 to 2.0 portions of emulsifying agent, 15 to 18 portions of purified water, and 4 to 16 portions of curing agent. The waterproof adhesive has the advantages of simple preparation, reliability and excellent properties, can be widely applied to crack pouring for large traffics in cities and countryside, heavy loading high-grade roads, stress absorbing structural layers, waterproof and mist sealing layers or layer sealing mat coats and the like, and remarkably improves water proofing, skid resistance, flatness and abrasion resistances of the roads.

The invention discloses a method for using a carbon nano conductive agent in lithium ion battery aqueous slurry, and belongs to the technical fields of conductive agents and lithium ion batteries. According to the method disclosed by the invention, the carbon nano conductive agent is directly added into the lithium ion battery anode/cathode aqueous slurry (free from a surface active agent) and then is subjected to ball milling at a high speed after being stirred; the hydrophobic carbon nano conductive agent is effectively dispersed by utilizing shearing force generated during ball-milling at the high speed, so that various constituent materials in the lithium ion battery anode/cathode aqueous slurry can be uniformly dispersed, and therefore, the hydrophobic carbon nano conductive agent can also be applied in the lithium ion battery aqueous slurry in the absence of the surface active agent. The method disclosed by the invention is simple in process and low in cost; the current process is not changed; after being coated, the slurry prepared by utilizing the method disclosed by the invention is assembled to form a lithium ion battery, and therefore, the rate capability can be effectively increased.

A system for producing energy includes expandable vessels that are submerged in a liquid. The vessels are collapsible for sinking in the liquid due to gravitational forces and are expandable for rising in the liquid due to buoyancy forces. As the vessels sink in the liquid, the vessels rotate a shaft for generating energy. In one embodiment, the system includes a tank holding a liquid, an air-tight, expandable vessel disposed within the liquid and being adapted to move reciprocally between upper and lower ends of the tank, a conduit attached to the vessel for passing gas into and out of the vessel, and a linkage for selectively coupling the vessel with a rotatable shaft. The vessel is moveable between a collapsed state in which the vessel sinks in the liquid due to gravitational forces and an expanded state in which the vessel rises in the liquid due to buoyancy forces.

The invention relates to a building formwork forming structure, a fastener used for the structure and a construction method, belonging to the formwork technology for concrete pouring in the construction industry. Its building formwork forming structure includes templates, tensioning screws, reinforcing ribs and clamps. The templates are arranged on both sides of the concrete filling cavity in parallel. There are one pair of tensioning bolt holes set opposite to each other on the formwork. The two ends of the pull bolts are matched, and the two ends of the pull bolts are threaded to connect a pair of frustum-shaped fasteners; the frustum-shaped fasteners are arranged on the inside of the two templates, and the large end faces of the frustum-shaped fasteners facing the outside are arranged There is an extended screw that can pass through the hole of the pull bolt on the template; the protruding part of the extended screw passes through the column on the outside of the template and is tightened and fixed by a conventional clamp. The structure and method of the invention reduce the waste caused by cutting the ends of the pull bolts in the traditional structure, and simultaneously simplify the construction and improve the efficiency.

The invention discloses a whitening essence. The whitening essence has no side effect, is capable of effectively inhibiting the formation of melanin and has good efficacies of preserving moisture, resisting wrinkles and removing spots. The whitening essence mainly contains the following components in by weight percent: 0.16%-1.25% of a pH adjuster, 0.01%-0.03% of a chelating agent, 3%-9% of a humectant, 0.2%-1.3% of a preservative, 0.05%-0.2% of an antioxidant, 3%-8% of a spot removal agent, 0.11%-0.6% of an emulsifying agent, 0.4%-1.5% of an emollient, 0.25%-0.8% of a thickening agent, 1%-8%of a plant extract active composition and a proper amount of water. The whitening essence belongs to the technical field of cosmetics.

The invention relates to a tableting method for a sampler wafer with a boric acid substrate applied to XRFS analysis. The technical scheme of the method comprises the steps of putting 2.5-3.5g boric acid into the bottom of a material cavity of a tableting machine, and spreading out to acquire a substrate layer; preparing a thin film material with the thickness of 0.5-1mm into a wafer with a diameter d that is equal to d0-(3-5mm), and thus acquiring a liner film, wherein d0 is the diameter of the material cavity of the tableting machine, mm; then tiling the liner film on the substrate layer, and uniformly spreading 0.5-3g sample powder onto the liner film; and at last floating the sample powder by using a sample spoon, installing a press head of the tableting machine, pressurizing, keepingthe pressure and demolding to acquire the sampler wafer with the boric acid substrate applied to XRFS analysis. The method has the characteristics of being high in efficiency, not prone to generate astripping layer, small in consumption of sample powder, and high in production rate.

The invention relates to a method and device for polishing the surface of a gas turbine blade. According to the invention, a metallic anticorrosive layer is polished by using a stream of dry ice whereby preventing the surface from becoming contaminated and obtaining cost advantages.

The invention discloses modified basalt fiber reinforced scoria lightweight aggregate concrete and further provides a preparation method thereof. The basalt fiber surface is processed to generate changes in an interface structure and chemical components of fiber, so that chemical activity of the basalt fiber surface is improved, the basalt fiber surface can form a tightly-bonded interface structure with a cement base body, excellent mechanical property of the basalt fiber is given to play, and further performance of the basalt fiber reinforced scoria lightweight aggregate concrete is improved. Smoothness and chemical inertness of the basalt fiber surface are effectively improved, so that the problem that the basalt fiber and a cement base material are difficult to bond is solved. Meanwhile, the ingredients of the modified basalt fiber reinforced scoria lightweight aggregate concrete are chosen from green and environment-friendly resources which are rich in source and low in cost; furthermore, the obtained novel modified basalt fiber reinforced scoria lightweight aggregate concrete has very excellent compressive strength, breaking strength and freezing resistance.

The invention provides a cast-in-site rigid bone self-heat-preservation wall body, building blocks and a wall building method. The building blocks comprise concrete self-heat-preservation building block bodies, wherein trenches are formed in the concrete self-heat-preservation building block bodies; through holes running through the self-heat-preservation building block bodies are formed in the middle parts of the self-heat-preservation building block bodies; openings are formed in the side walls of the through holes. By the adoption of the self-heat-preservation building block bodies, the wall body is stable in heat preservation performance; furthermore, due to the openings, the mounting and the on-site construction are facilitated.

The invention discloses a leveling robot and a working system thereof, The leveling robot comprises a rack, a spatula device, a first adjusting device, a second adjusting device, a first signal receiving device, a second signal receiving device and a controller, the spatula device is arranged on the rack, the first adjusting device is arranged between the left end of the spatula device and the rack to adjust the distance between the left end of the spatula device and an operating basal surface, the second adjusting device is arranged between the right end of the spatula device and the rack toadjust the distance between the right end of the spatula device and the operating basal surface, and the first signal receiving device is arranged at the left end of the spatula device. According to the leveling robot, the leveling operation is high in efficiency and good in effect.

A pressure regulating valve which is responsive to pressure within a fluid system and operable to relieve pressure within the fluid system if same exceeds a predetermined pressure threshold, allowing the regulated pressure in the system to be held to a very accurate level. In particular, the valve includes a valve body having an inlet, an outlet, and a valve chamber which includes a recessed portion. A valve member is movable within the valve chamber, and includes at least one first passage in fluid communication with the inlet at least one second passage in fluid communication with the outlet. The valve member is movable within the valve body responsive to fluid pressure between first and second positions. In the first position, at least one of the first and second passages is not aligned with the recessed portion, such that fluid cannot flow through the valve. In the second position, at least a portion of each of the first and second passages is aligned with the recessed portion, such that fluid may flow from the inlet to the outlet through the first passage, the recessed portion, and the second passage.

The invention discloses a tea beverage for treating gout. The tea beverage is prepared from the following raw materials in parts by weight: 15-25 parts of pomegranate seeds, 15-25 parts of radix sanguisorbae, 15-25 parts of herba lycopodii, 30-50 parts of semen plantaginis and 7-13 parts of rhizoma corydalis. The tea beverage for treating gout is prepared from just five raw materials; the pomegranate seeds are capable of relieving gout; the radix sanguisorbae is capable of stopping bleeding, cooling blood and diminishing swelling; all the herba lycopodii, the semen plantaginis and the rhizoma corydalis are capable of diminishing swelling; the rhizoma corydalis also has the effect of relieving pain; the semen plantaginis also has the effect of inducing diuresi and facilitating removal of toxins. The tea beverage for treating gout has an excellent treatment effect on the gout, is few in toxic and side effects, is capable of quickly relieving symptom, and has an excellent effect of preventing relapse of the gout.

The invention discloses a high-efficiency slitting machine for mixing rubber. The high-efficiency slitting machine comprises a fixing table; a slitting bracket is arranged at the top end of the fixingtable; pressing rollers are arranged on one side in the slitting bracket; direction adjusting rollers are arranged on one sides of the pressing rollers; sliding grooves are formed in the direction adjusting rollers; silica gel gaskets are mounted at the bottom ends of the pressing rollers through fixing rods; and collecting grooves are formed in the middle of the fixing table. The high-efficiencyslitting machine is scientific and reasonable in structure and safe and convenient to use; with the arrangement of the direction adjusting rollers and the sliding grooves, the slitting machine can conveniently adjust and fix the spacing between splitting cutters inside the guide rollers according to the actual production requirements of the mixing rubber; with the arrangement of the fixing rods and silica gel backing plates, the problem that the cutting quality of mixing rubber is affected since the position of the mixing rubber is easy to shift during material conveying is solved; and with the arrangement of the collecting grooves, the cleanliness of an internal environment of the slitting machine is ensured, and dust and impurities are prevented from falling into the slitting machine tocause a failure of the slitting machine.

The invention discloses an SLA (Stereo Lithography Apparatus) 3D printer. The SLA 3D printer comprises a rack, a housing, a display screen, a light path adjustment module, a trough, a scraper module, a bottom plate fixing assembly, a heavy block module, an L-shaped support platform, a backing plate and a controller. According to SLA 3D printer, the light path adjustment module is controlled by the controller, so that laser is perpendicularly emitted to the liquid level of the trough from top to bottom, and liquid photosensitive resin is cured and formed under the action of laser; the scraper module is installed on the bottom plate fixing assembly, and a scraper is driven to do a reciprocating motion in the trough by the bottom plate fixing assembly, so that layer-by-layer printing is realized, and an ideal printing effect is obtained; the L-shaped support platform is fixedly connected with a screen plate, and the screen plate is driven to perpendicularly move up and down in the trough by a motor, so that the distance of one layer is reduced per layer which is printed; and the liquid level of the trough is changed by lifting a heavy block of the heavy block module, so that the height of the liquid level in the trough is kept after the screen plate descends, and the fluctuation of the liquid level is reduced during printing, thereby obtaining a good printing effect.

An aircraft article composite forming tool and a method for producing the tool. The aircraft article to be formed includes a composite material including an outer surface. The aircraft article composite forming tool includes a matrix laminate made of at least an upper ply including a forming surface for forming the aircraft article and outer surface. The upper ply includes a nano filament structure embedded therein.

The invention relates to a punching method of a new energy vehicle battery aluminum box. The punching method includes the following steps that firstly, material selection is conducted, wherein an Al-Fe series aluminum alloy plate is used as a raw material, the plate elongation is larger than or equal to 35%, the plate width ranges from 800 mm to 900 mm, length ranges from 1000 mm to 1300 mm, and thickness is larger than or equal to 0.6 mm; secondly, film pasting is conducted, wherein the two faces of the aluminum alloy plate are covered with deep-draw protection films correspondingly; thirdly,chamfering is conducted, wherein the four corners of the aluminum alloy plate covered with the films are chamfered to form 1/4 circles correspondingly; fourthly, placement on a die is conducted, wherein the chamfered aluminum alloy plate is placed on the surface of a male die of the punching die, and stretching oil is sprayed on the four edges of the aluminum alloy plate or the punching die; fifthly, punching is conducted, punching is conducted with a female die of the punching die facing downwards and the male die of the punching die facing upwards, the blank holder force of the aluminum alloy plate ranges from 20 t to 40 t, the punching speed is smaller than or equal to 60 mm/s, and the punching depth is larger than or equal to 100 mm; and sixthly, shaping is conducted, wherein shaping,edge trimming, flanging and assembling are conducted after punching, and finally the new energy vehicle battery aluminum box is formed. The method is simple and convenient, steel is replaced with aluminum, and the aim of decreasing the weight of the battery aluminum box is achieved.

The invention discloses a processing method of high-elasticity cloud flannelette, which comprises the following steps of: S1, preparing raw materials, and pretreating processing flannelette, S2, sufficiently dyeing the flannelette, S3, drying the dyed flannelette, S4, preparing an elasticity improvement solution, and spraying the solution onto the surface of the flannelette to improve elasticity,S5, gigging and sufficiently carding the soaked flannelette, and S6, conveying the gigged flannelette into a setting machine for setting, and then performing finished product inspection, rolling and package. The flannelette prepared by the method is soft, thick and breathable, keeps warm, has a good creping effect, an excellent pleat preservation effect, a good textile shape and structural stability, is easy to flatten, soft in hand feeling, bright in color and has a strong stereoscopic effect and perfect elasticity; in addition, the overall processing cost is low; a production procedure is simple; and the method is suitable for massive processing.

The invention relates to a polymer aqueous asphalt colloid and a preparation method thereof, wherein the polymer aqueous asphalt colloid comprises, by weight, 4.5-15 parts of a modified polymer, 0.5-1.5 parts of a film forming agent, 0.5-2.0 parts of a stabilizer, 35-55 parts of deep sea asphalt, 1.0-2.5 parts of an emulsifier, and 25-56 parts of water, and mixing, emulsifying, shearing and colloid milling are performed to obtain the polymer aqueous asphalt colloid. According to the present invention, the polymer aqueous asphalt colloid has advantages of simple and reliable preparation, excellent performance, good film forming property, excellent high-temperature resistance and excellent low-temperature resistance, can significantly improve the water resistance, the slip resistance, the flatness and the wear resistance of pavement, and can be widely used in the micro-surface positions of urban and rural traffic heavy-duty high-grade pavements, or the sealing layer cover surfaces of newroads, and the like.