4968results about How to "Improve bending resistance" patented technology

The invention discloses a water permeable brick and a preparation method thereof. The water permeable brick comprises two parts, namely a surface layer and a base layer, wherein the material of the surface layer is prepared from the following components in percentage by mass: 60-70% of ceramic sand, 15-20% of sand and 15-20% of cement, and in addition to the solid components with the sum of 100% in percentage by mass, water accounting for 50-60% by mass of cement is further added; and the material of the base layer is prepared from the following components in percentage by mass: 45-65% of building silt unburned ceramsite, 10-15% of cement, 5-10% of fly ash, 10-15% of melon seed-shaped drug slices and 10-15% of sand, and in addition to the solid components with the sum of 100% in percentage by mass, the water accounting for 30-40% and a water reducer accounting for 1-1.5% relative to total mass of the cement and the fly ash are further added. The water permeable brick disclosed by the invention is prepared by using the building silt unburned ceramsite to replace natural aggregate or calcined ceramsite, on one hand, the using ways of the building silt unburned ceramsite can be expanded, the utilization rate of solid wastes is improved, and negative effects on an environment are reduced, and on the other hand, the obtained water permeable brick has excellent performance.

A thin-wall hollow form for concrete to in-situ pour hollow non-beam floor is composed of top plate, peripheral wall and bottom plate, and is characterized by that its bottom plate contains at least one thin strip for improving its resistance to impact and collision. Its advantages are simple structure, high strength, toughness and resistance to deformation and vibration, light weight and low cost.

A single mode fiber having a core, an inner cladding, a depressed cladding, and an outer cladding composed of pure silica glass. The core is surrounded in sequence with the inner cladding and the depressed cladding. The core has silica glass doped with germanium and fluorine, with a diameter (a) of 8.0-8.8 μm, a relative refractive index difference (Δ₁) of 0.35-0.38%, and the contribution of fluoride (Δ_F) is −0.09±0.02%. The inner cladding has silica glass doped with germanium and fluorine, with a diameter (b) of 18-21 μm and a relative refractive index difference (Δ₂) of 0±0.02%. The depressed cladding has silica glass doped with fluorine, with a diameter (c) of 26-36 μm and a relative refractive index difference (Δ₃₂) at the external interface thereof is between −0.22 and −0.35%, and a relative refractive index difference (Δ₃₁) at the internal interface thereof is between −0.20 and −0.35%, and Δ₃₂≦Δ₃₁. The fiber has a good bending resistance, good mechanical properties, and extended service lifetime, and prevents the additional stresses generated by bending from passing on to the core, thereby reducing attenuation.

The invention relates to environmental-friendly waterproof polymer mortar, which comprises the following components in portion by weight: 50 to 230 portions of low-clinker silicate cement, 200 to 450 portions of quartz sand, 80 to 120 portions of fly ash, 1 to 18 portions of re-dispersible polyethylene vinyl acetate latex powder, 1 to 10 portions of dispersible polyvinyl acetate vinyl versatate latex powder, 0.2 to 0.6 portion of water reducing agent, 0.05 to 0.3 portion of antifoaming agent, and 0.25 to 2.25 portions of polypropylene fibers. A gel material prepared from steel slag, tailings and the fly ash replaces silicate cement and partial aggregate in the prior mortar; the modified waterproof polymer mortar has the advantages of excellent impermeability, good mechanical property and construction property, simple production technology, and easy manufacture, greatly consumes industrial and mining wastes, controls the ecological environment, and lowers the cost; and the product has reliable quality and wide market; and the environmental-friendly waterproof polymer mortar can be popularized and applied in large area.

The application relates to a supporting structure and a display device. The supporting structure is arranged at one side of a flexible display panel, the flexible display panel comprises a bendable area, a bending axis corresponding to the bendable area extends on a first direction, wherein the supporting structure comprises a hollow-out area with a positive projection capable of completely covering the bendable area on the display panel, the hollow-out area comprises a first part formed with multiple first hollow-out holes, second parts located at two opposite sides of the first part on the first direction, wherein multiple second hollow-out holes are formed on the second parts; a specific value of the total area of multiple second hollow-out holes and the total area of the second parts is different from that of the total area of multiple first hollow-out holes and the first part, thereby guaranteeing the structure stability of the supporting structure and enhancing the shock resistance and bending resistance of the flexible display panel.

The present invention discloses a display panel and a display device. The invention aims to improve the bending resistance of the display panel without affecting the display effect of the display panel. The display panel is divided into at least one folding region and at least one non-folding region adjacent to the folding region; and the display panel comprises a substrate, a plurality of light emitting devices and a plurality of pixel circuit units, wherein the pixel circuit units are located on the substrate and are all arranged in the non-folding regions, wherein each non-folding region comprises at least one first region and at least one second region; each of the first regions and the second regions includes a plurality of pixel circuit units arranged in an array; the first regions are adjacent to the folding regions; the second regions are located at one side of each of the first regions which is far away from the folding regions; and the distribution density of the pixel circuit units in the first regions is greater than or equal to the distribution density of the pixel circuit units in the second regions.

The invention discloses a sneaker sole material with high wear resistance and low hardness and a preparation method thereof, particularly a method for preparing a sneaker sole material which is suitable for middle and high-grade sneaker soles with higher requirements on wear resistance and comfort. The sneaker sole material comprises the following components: butadiene rubber (BR), natural rubber (NR), styrene butadiene rubber (SBR), softening oil, a reinforcing agent, an activating agent, a coupling agent, a vulcanizer, a vulcanization accelerator, a tackifier and an anti-aging agent. A series of sole material with high wear resistance (DIN abrasion is less than or equal to 40mm<3>, and the length of grinding marks is 3.0 to 4.0mm) and low hardness (ShoreA 60-66) is prepared by screening the proportion of rubber composition, the coupling agent, the accelerator, and the activating agent and reasonably controlling a process on the basis of the rubber, the softening oil and the reinforcing agent. The material has the advantages that: (1) the total weight of a sneaker sole is expected to be reduced, namely the thickness of a rubber outer sole of a sneaker can be reduced under the condition that the material has the wearing life which is the same as that of the conventional sneaker sole, so that the total weight of the sole is reduced; (2) the humidity and slip resistance is improved, namely the hardness of the sole is lower and the sole is easy to distort under the condition of stress, so that the contact area of the sole and the ground is increased, and the aim of improving the humidity and slip resistance of the sole is fulfilled; and (3) the comfort is improved.

The invention relates to a highly-hydrophilic transparent ultraviolet-cured coating composition and a preparation method thereof. The ultraviolet-cured hydrophilic coating composition comprises light-cured resin, a polymerization monomer, a reactive diluent, a light initiator, an auxiliary and pigment. The preparation method comprises accurately weighing the light-cured resin according to a formula and pouring the light-cured resin into a mixing kettle, sequentially adding the polymerization monomer, the reactive diluent and the auxiliary into the mixing kettle, and stirring the mixture for 20-45 minutes; adding the light initiator into the mixing kettle, mixing for 15-35 minutes to obtain ultraviolet-cured hydrophilic coating, and storing the ultraviolet-cured hydrophilic coating away from the light; and when the ultraviolet-cured hydrophilic coating is used, adding the pigment and performing even mixing. The ultraviolet-cured hydrophilic coating composition can be coated on base materials of plastic, metal, glass and the like. An ultraviolet-cured coating has excellent hydrophilcity and good physical performance, adhesive force, hydrolytic resistance, salt fog resistance and alkali resistance.

The invention relates to a flexible display panel and a flexible display device. The display panel comprises a display region and a non-display region, and a bending region is arranged between the display region and the non-display region. The display panel further comprises a flexible substrate, a thin film transistor (TFT) layer, a touch control layer and a signal transmission line; the TFT layer is arranged on the flexible substrate, and in the direction far from the flexible substrate, the TFT layer comprises a semiconductor layer, a grid insulating layer, a grid layer, an interlayer insulating layer and a source-drain metal layer stacked successively; the touch control layer is arranged in the side, far from the flexible substrate of the TFT layer, and comprises a first touch controlmetal layer and a second touch control metal layer; and the signal transmission line comprises two conductor wires arranged in parallel at least, and the conductor wires are arranged in the same layerwith at least two selected from the source-drain metal layer, the first touch control metal layer and the second touch control metal layer. The flexible display panel is less possible of line breaking during bending.

The invention discloses a flexible display panel and a manufacturing method thereof and a flexible display device, and relates to the technical field of display. Quality declining and even failure ofthe flexible display device caused by cracks and even fractures of an inorganic material insulating layer because of the stress can be prevented. The flexible display panel comprises the inorganic material insulating layer. The inorganic material insulating layer comprises a non-insulating functional area. The non-insulating functional area is internally provided with removing through holes for removing the inorganic material insulating layer in the non-insulating functional area so as to remove the organic material filled in the through holes. The two sides of the non-insulating functional area are not provided with a conductive film layer contacted with the inorganic material insulating layer. The coverage area of the inorganic material insulating layer can be reduced without influencingthe insulation function of the inorganic material insulating layer, and the removing through holes are filled by using the organic material so that the probability of the cracks and even the fractures of the inorganic material insulating layer can be reduced, and quality declining and even failure of the flexible display device can be prevented.

The invention relates to a preparation technique of a wood plastic composite material, in particular to a method for preparing a wood plastic composite material by using modified wood powder and waste plastics. The method is characterized in that: (1) discarded agriculture and forestry wastes are crushed, milled and dried, and three different surface modification agents are added in sequence and mixed with the waste power one after another in a high-speed mixer to produce the modified water powder; and (2) waste plastics are washed and crushed into granules with the grain size of 2mm to 12mm and then dried; the modified waste powder, the waste plastic granules, a lubricant, a vesicant and a blowing promoter are mixed by weight percentage and put into the high-speed mixer for high-speed mixing and then cooled to the temperature lower than 55 DEG C for discharging so as to prepare a special premix. The composite material has super high strength and anti-bending and anti-impact capacity, wherein, the obvious enhancement of the anti-impact strength causes the great enhancement of the processing capacity of the product, thus causing products to meet different demands and ensuring an extremely wide application range.

A hollow form for in-situ pouring concrete is composed of the form unit and bottom plate, and is characterized by that form unit consists of top plate and peripheral wall and is divided into two halves. Its advantages are simple structure, high strength, low cost and easy manufacture.

A head protection helmet comprises an impact resistant shell comprising a cavity for accommodating a user's head and an array of crushable bodies having a hollow closed configuration, e.g. flutes in corrugated material. The crushable bodies each having an axis that extends outwardly from the cavity to absorb impact forces exerted along the direction of the axis.

The present invention provides a flexible display device and a manufacturing method thereof. The flexible display device is characterized by firstly arranging an inorganic layer on a flexible substrate, then arranging a groove on the inorganic layer in a bending area, and filling a planarization layer in the groove. A first metal routing is arranged in a non-bending area, wherein the first metal routing is located between the inorganic layer and the planarization layer, and then a second metal routing is arranged on the planarization layer, and the second metal routing and the first metal routing are connected electrically and are at least located in the bending area. According to the scheme, the second metal routing is used as the metal routing of the bending area, is not located in the groove and does not have a larger slope angle, so that the photoresist residual is not easy to generate, and further the short circuit between the metal routings is not easy to occur.

The present invention relates to a composite water-proof material. It is made up by using (by weight portion) 20-70 portions of plant fibre, 10-60 portions of flyash and 5-40 portions of adhesive through the processes of mixing them, die-pressing and polymerization. The described adhesive is formed from maleic anhydride, phthalic anhydride, polyalcohol, styrene or mixture of their homologous compounds, also can include trimeric cyanamide, acrylic acid or rosin and dicyclopentadiene. Its raw material composition also can include 10-40 portions of new and old plastics. Said plate material has strong strength and good water-proof property, so that it has extensive application range.

The invention discloses a flexible array substrate as well as a manufacturing method and a flexible display thereof. The flexible array substrate comprises a flexible substrate, a display region arranged on one side of the flexible substrate, a non-display region arranged at the periphery of the display region, a protective layer used for covering a source and drain electrode layer of the non-display region and a protective layer block wall arranged on one side, close to the display region, of the non-display region and used for limiting a width of the protective layer. According to the flexible array substrate provided by the invention, the protective layer block wall is arranged on one side, close to the display region, of the non-display region and can limit a glue material from flowing toward a light emitting region when the protective layer of a bending region is manufactured, so that the width of the protective layer can also be limited while the uniformity of the coating thickness of the protective layer is guaranteed, a climbing region can be effectively shortened, and realization of the narrow frame effect is facilitated.

An ultra-large truss type floating marine platform is composed of floating drums dispersed on water surface, a working platform above water surface, and connecting rods. Its advantage is high stability.

A light mould component for concreting which includes a polyhedron solid light weight material component, its character lies in: the polyhedron solid light weight material component is arranged with at least one transverse aperture penetrating the surface of the component. When it is applied to the construction, because that the apertures penetrates the around side surfaces of the component, and the concrete is poured into the aperture cavities, after they are solidified, there forms concreting poles, thus a stressing and bearing component is formed in the light weight tire matrix component, the mechanical performance is upgraded greatly; at the same time, the light weight tire matrix component has characters of low cost, convenient construction and quick.

A modified wood-plastics composition is prepared from wood flour, plastic, assistant, and grafting agent through graft modifying of wood flour and plastics, and continuous extruding out. Its advantage is high tension strength, bending strength and impact strength.

An electromagnetic-wave-shielding adhesive film which comprises a base film and a curable conductive adhesive layer (I), wherein the curable conductive adhesive layer (I) comprises: a polyurethane-polyurea resin (A) prepared by reacting a polyamino compound (e) with a urethane prepolymer (d) having an isocyanate group at an end and obtained by reacting a carboxylated diol compound (a), a polyol (b) which has a number-average molecular weight of 500-8,000 and is not a carboxylated diol compound, and an organic diisocyanate (c); an epoxy resin (B) having two or more epoxy groups; and a conductive filler.