138results about How to "No rupture" patented technology

Disclosed is a photocurable adhesive composition which, in the lamination of a decorated plate or an icon sheet on a touch panel or in the lamination of a transparent substrate with a transparent electrode formed thereon on a transparent plate in an electrostatic capacitive touch panel, can impart satisfactory adhesive properties and can realize the lamination without incorporating air bubbles. Also disclosed is a photocurable resin composition for use in the lamination of a display and an optically functional material on each other, which, when a display is laminated on an optically functional material, does not cause the delamination of a bonded surface or the breaking of a glass in the display. The photocurable adhesive composition comprises (A) a (meth)acrylate oligomer having a polyisoprene, polybutadiene, or polyurethane skeleton, (B) a softening component, and optionally (C) (C1) a (meth)acrylate monomer selected from phenoxyethyl(meth)acrylate, phenoxy polyethylene glycol(meth)acrylate, 2-hydroxy-3-phenoxypropyl(meth)acrylate, and cyclohexyl(meth)acrylate, (C2) or a thiol compound. The photocurable resin composition can provide a cured product having a modulus of elasticity and an elongation at break both of which fall within given ranges.

A polymer material useful for manufacturing an intraocular lens (IOL) suitable for insertion through an IOL inserter barrel having an inner diameter of less than 3 mm is provided. Specifically, acrylic-silicone hybrids having a tensile strength of approximately 100 psi to 400 psi and a percent elongation at break of between 50% and 400% are disclosed.

The invention discloses a coaxial compound nanometre fibre film composed of compound nanometre fibres of a fluorine-containing polymer skin layer and a polyimide core layer, wherein the upper and the lower surfaces and inner holes of the film are distributed symmetrically. The coaxial compound nanometre fibre film is prepared from a fluorine-containing polymer solution and a polyamic acid solution through coaxial static spinning compounding, mechanical roller pressing and thermal imidization; the nanometre fibre film provided by the invention integrates the advantages of fluorine-containing polymer and polyimide; the fluorine-containing polymer has excellent electrolyte wetting property, liquid maintaining property and ion conductivity; and the polyimide has high mechanical strength and high heat resistance. The compound nanometre film provided by the invention is fit for high-energy lithium ion energy storage batteries and high-power electrokinetic cells.

The invention provides a high-impact toughness man-made quartzite slab and a preparation method thereof. The man-made quartzite slab comprises the following components in percentage by weight: 58-75 percent of particle raw materials, 15-33 percent of quartz powder, 0.01-10 percent of paint, 0.1-1 percent of coupling agent, 8-12 percent of adhesive and 0.8-2 percent of curing agent, wherein the particle raw materials are quartz particles, glass particles, or a mixture of the two. The man-made quartzite slab provided by the invention has the characteristics of low probability of cracking and deformation, and the like.

The invention provides a battery diaphragm. The diaphragm comprises a substrate; the substrate is provided with a via, wherein, the substrate has polyimide; the channel of the via has polyolefin. The battery diaphragm obtained from the embodiment of the invention has an excellent high temperature resistance and burst can not be happened by heating to 400 DEG C; all the heat shrinkage are not more than 1.3 percent at 400 DEG C, which is far less than the heat shrinkage of 5 percent in prior art; the average diameter of pores and porosity all meet the demand of conductivity; a suitable and fine air permeability is provided; the heat shrinkage is also far less than the battery diaphragm in prior art. The battery made by the battery diaphragm provided by the invention has excellent high temperature resistance that unsafe phenomena of explosion, smoking, firing and liquid leaking can not happen even under a high temperature of 150 DEG C.

The invention provides a high-stability microcapsule used for asphalt self-repair. The microcapsule is characterized in that the microcapsule adopts polymers as wall materials and commercially available asphalt regenerant liquid as a core material; the mass ratio of the wall materials to the core material is (3:1)-(1:3); the polymers used as wall materials are melamine resin, methyl modified melamine resin, phenolic resin, epoxy resin, unsaturated polyester resin and polymethyl methacrylate resin; the core material is an asphalt regenerant, is oily liquid capable of dissolving aged asphalt and has the function of regenerating aged asphalt; after the microcapsule is mixed with molten asphalt at 200 DEG C for one hour, 95% of microcapsule is in a complete state and does not crack; the microcapsule is mixed with asphalt to generate microcracks in the asphalt aging process to crack the microcapsule and the asphalt regenerant is released to self-repair aged asphalt, thus greatly prolonging the service life of asphalt.

The invention relates to a submersed marine fishing lamp with a high-power blue-green LED as a luminous source. The existing auxiliary equipment used in the luring and fishing of fishes mainly adopts a metal halide lamp which has wide light source wavelength range, after filtration in the sea, the remaining blue-ray component is little and the other colors are all absorbed by the seawater, thus causing great waste of energy resource. The purpose of the invention is to provide the submersed high-power blue-green LED marine fishing lamp. The structure of the invention consists of a high-power blue-green LED arranged on a lamp body; in the lamp body, an upper shell is fixed on the upper end of a main shell which is sequentially fixed with a circulating water insulated tube, a lower shell, a glass cover and a protecting cage from inside to outside; both the external surfaces of the lower shell and a lower baffle are fixed with a high-power blue light LED, the cable plywood used in the upper shell is fixed and connected with a power board. The application of the lamp is that the fishes in the sea are gathered by the blue-green light with the wavelength from 465nm to 490nm given out by a light source module, thus achieving the purposes of saving energy and improving the efficiency of fishing.

The invention discloses a preparation method for a multi-layer co-extrusion two-way stretched high-barrier plastic casing. The preparation method comprises the following steps of: respectively adding raw materials of each layer into an extruder for each layer for melting and plasticizing, wherein the multi-layer co-extrusion two-way stretched high-barrier plastic casing is formed by co-extruding five layers of raw materials; extruding the raw materials by a multi-layer stacked type round mold to form a multi-layer mold blank; slightly blowing and stretching the mold blank, and then immediately and rapidly cooling and molding the mold blank by using cooling water of 5-15 DEG C into a first pipe film; heating the first pipe film in a hot water tank or an infrared heating system to a proper temperature; aerating compressed air to ensure that the mold blank is transversely stretched for a multiplying power of 3 to 5 times and longitudinally stretched for a multiplying power of 2.5 to 3 times to form a second pipe film; putting the second pipe film in an infrared heating barrel for sizing; and rolling a finished product after cooling the second pipe film to a required fold diameter and shrinkage rate by using a vane. Plastic casings prepared by the preparation method have the characteristics of high barrier, high water retention and environmental protection.

The invention discloses a method for controlling water inrush and sand inrush under a coal mine. The method comprises the steps that an injection pipe is arranged below by utilizing a disposable drilling bit device; a disposable drilling bit cap is separated and exited from a drilling body; the injection pipe is fixedly connected; and a special stratum is injected. The method for controlling the water inrush and the sand inrush is high in injection success rate, good in fixed injection pipe connection quality, great in injection pressure, high in drilling and injection combined efficiency and low in injection cost, and safe, quick, cheap and high-quality reconstruction can be achieved for the special stratum. The method achieves that the injection pipe is arranged below a drilling bit, high-pressure injection is performed on the special stratum by utilizing the fixedly connected injection pipe.

The invention discloses a lithium ion battery diaphragm and a preparation method thereof. The ion battery diaphragm comprises a diaphragm base material, wherein the surface of the diaphragm base material is coated with a polyolefin coating, and the coating thickness of the polyolefin coating is 1 to 4 micrometers. The diaphragm base material is coated with the polyolefin coating, and an effect for reducing the obturator temperature can be realized, so that the worsening of a thermal runaway can be prevented, when the temperature in a lithium ion battery reaches the obturator temperature, current can be disconnected at the first time, an effect for protecting the lithium ion battery can be realized, the thermal shrinkage rate of the lithium ion battery diaphragm after being roasted for 1h under the temperature of 150DEG C is less than 5 percent; compared with a non-coated lithium ion battery diaphragm, for the lithium ion battery diaphragm disclosed by the invention, the liquid absorption addition rate is 10 to 28 percent, and the charging-discharging cycling efficiency of the lithium ion battery can be further improved.

The invention provides a propenyl hot-melt adhesive composition, which is characterized by comprising the following components: (A) polypropylene; (B) polyolefin elastomer; (C) polar monomer; and (D) grafting initiator; and optionally comprises (E) other auxiliary agents. The invention also provides a preparation method of the propenyl hot-melt adhesive composition.

To provide an element-processing layered structure in which there is no generation of volatile compounds or occurrence of cracking in a substrate due to separation or the like during the steps for polishing the back surface and forming the back-surface circuits of a semiconductor circuit formation substrate, separation being possible in mild conditions at room temperature, and essentially no temporary adhesive remaining on the semiconductor circuit formation substrate side after separation. An element-processing layered structure in which an element-processing substrate is layered on a support substrate with temporary adhesive layers interposed therebetween, wherein the element-processing layered structure is characterized in that: the temporary adhesive layers are layered in the order of heat-resistant resin layer (A), heat-resistant resin layer (B), from the support substrate side; and the adhesive force between the heat-resistant resin layer (B) and the element-processing substrate is lower than the adhesive force between the heat-resistant resin layer (A) and the support substrate, and the adhesive force between the heat-resistant resin layer (B) and the heat-resistant resin layer (A).

The invention relates to a poly(p-phenylenebenzobisoxazole) porous membrane, a preparation method and an application thereof, and belongs to the technical field of lithium ion secondary batteries, wherein the membrane is composed of poly(phenylenebenzobisoxazole) (POB) fiber, the thickness of the membrane is 3-40 microns; pores on the surface and inside the membrane are distributed uniformly, the pore diameter is adjustable, the membrane has good air permeability, excellent resistance to high temperature and high tensile strength. The preparation method of the membrane is that a POB solution is subjected to vacuum defoamation treatment, solvent exchange after curtain coating and film forming, and freeze drying to obtain the membrane. The POB membrane provided by the invention can be used as the barrier film of a lithium ion secondary battery and has good performance.

The invention discloses a pipe pressing cutting device for cutting a PVC pipe. The pipe pressing cutting device comprises a machine frame, wherein a plurality of supporting rollers are arranged inside the machine frame at intervals in a supported mode, all the supporting rollers form a pipe placing plane together, at least two guide sleeves are arranged on a position, between any two adjacent supporting rollers, of the top of the machine frame, a guide column is movably arranged inside each guide sleeve, the upper ends of all the guide columns are fixed with an upper support which is vertically provided with a telescopic air cylinder, and a clamping block is fixed on a piston rod of the telescopic air cylinder. The lower ends of all the guide columns are all fixed with a lower support, a cutting piece is movably arranged inside the lower support in a supported mode, and the cutting piece is driven by a driving mechanism to rotate. When the piston rod of the telescopic air cylinder stretches out, and after the clamping block downward presses the pipe, the surplus route length of the piston rod inside the telescopic air cylinder guarantees that along with continuous stretching-out of the piston rod, the upper support is pushed to move upward, and the cutting piece of the lower support is driven to cut the pipe from bottom to top. The pipe pressing cutting device has the advantages of being capable of improving cutting quality of the pipe.

The invention discloses a composite heavy packaging film, comprising, from exterior to interior, a kraft paper layer, a PET polyester layer, an AL layer and a three-layer co-extruded polyethylene layer. Compared with the prior art, the invention has the following advantages: through usage of a composite structure, AL of a barrier layer can be effectively protected and is prevented from easy fracture; through mutual cooperation of a plurality of substrates, the composite heavy packaging film has good environmental suitability and barrier properties and adapts to packaging of a variety of large-volume contents.

The invention belongs to the field of heat storage materials, and relates to a two-stage micro-packaging composite heat storage material and a preparation method and use thereof. The preparation method comprises the following steps that (1) a shaped packaging material and a phase change material are pre-sintered after being mixed; (2) a premix obtained after pre-sintering treatment is subjected topress forming and sintered to obtain the micro-packaging composite phase change heat storage material. According to the method, by setting the pre-sintering step, the bonding effect of the phase change material and the shaped packaging material is improved; by sequentially carrying out the process steps of pre-sintering, press forming and re-sintering, the phase change material is uniformly adsorbed into pores of the shaped packaging material, so that the prepared micro-packaging composite phase change heat storage material is high in heat storage density and good in forming degree and has nocracking phenomenon; by adjusting the mass ratio of sodium nitrate to potassium nitrate, the phase change enthalpy of the two-stage micro-packaging composite heat storage material can vary within 74.5-93.67 J/g.

A cylindrical Cu-Ga alloy sputtering target having no cracks or breaks, and having no variation in relative density or Ga concentration. Hot isostatic pressing is used; a Cu-Ga alloy powder or a Cu-Ga alloy molded body is filled in to a cylindrical capsule (1) such that the filling density is at least 60%, the capsule (1) having a thickness of at least 1.0 mm and less than 3.5 mm; the capsule (1) is hot isostatically pressed; and a Cu-Ga alloy sintered body is obtained.

The present invention provides a steel sheet for cans which has high strength and high processability, characterized by containing, in terms of mass%, 0.070-0.080%, excluding 0.080%, C, 0.003-0.10% Si, 0.51-0.60% Mn, etc. and by having, in a rolling-direction cross-section thereof, an average crystal-grain diameter of 5 [mu]m or more and a crystal-grain elongation rate of 2.0 or less. The steel sheet is further characterized in that the hardness difference obtained by subtracting the average Vickers hardness of a cross-section ranging from the surface to a depth of 1/8 the sheet thickness from the average Vickers hardness of a cross-section ranging from a depth of 3/8 the sheet thickness to a depth of 4/8 the sheet thickness is 10 points or more and/or the hardness difference obtained by subtracting the maximum Vickers hardness of the cross-section ranging from the surface to a depth of 1/8 the sheet thickness from the maximum Vickers hardness of the cross-section ranging from a depth of 3/8 the sheet thickness to a depth of 4/8 the sheet thickness is 20 points or more. The steel sheet is furthermore characterized by having a tensile strength of 500 MPa or higher and an elongation at fracture of 10% or higher. Also provided is a process for producing the steel sheet. This steel sheet for cans, which has high strength and high processability, is suitable for use as a material for easy-to-open cans.

The invention provides an epoxy color sand sealant and a preparation method thereof. The epoxy color sand sealant is prepared from a component A and a component B, wherein the component A is preparedfrom the following components in parts by weight: 40 to 60 parts of water-based hydroxyl epoxy resin, 8 to 15 parts of a water-based photocuring carboxylated polyurethane dispersoid, 1.5 to 5 parts offumed silica, 30 to 50 parts of color glass micro beads, 0.5 to 2 parts of a silane coupling agent, 5 to 10 parts of graphene oxide, 4 to 6 parts of modified polysiloxane and 3 to 6 parts of nano zinc oxide; the component B is prepared from the following components in parts by weight: 20 to 40 parts of a water-based epoxy curing agent, 2 to 3 parts of fumed silica, 20 to 30 parts of color glass micro beads, 20 to 25 parts of glitter powder and 0.5 to 1.5 parts of a rheological agent; a mass ratio of the component A to the component B is 1: (1 to 1.5). According to the epoxy color sand sealantand the preparation method thereof which are provided by the invention, the surface of a cured adhesive film is excellent in mechanical intensity and hardness, and the scratching resistance and the wear resistance are enhanced.