629results about How to "Avoid delamination" patented technology

A light emitting device includes a substrate having a first surface and a second surface not parallel to the first surface, and a light emission layer disposed over the second surface to emit light. The light emission layer has a light emission surface which is not parallel to the first surface.

A carrier-free semiconductor package and a fabrication method thereof are provided. The fabrication method includes the steps of: providing a carrier having a plurality of electrical contacts formed thereon; mounting at least one chip on the carrier; electrically connecting the chip to the electrical contacts via a plurality of bonding wires; forming a coating layer on each of the electrical contacts to encapsulate a bonded end of each of the bonding wires on the electrical contacts; performing a molding process to form an encapsulant for encapsulating the chip, the bonding wires and the electrical contacts; and removing the carrier, such that bottom surfaces of the electrical contacts are exposed from the encapsulant. This obtains a semiconductor package not having a carrier, and the coating layers can enhance adhesion between the electrical contacts and the encapsulant.

The present invention relates to methods and systems for dynamically controlled laser amplifier configuration for composite cutting includes the steps of generating an initial wavelength-swept-with-time optical pulse in an optical pulse generator, amplifying the initial optical pulse, compressing the amplified optical pulse to a duration of less than 10 picoseconds and applying the compressed optical pulse on the composite with an ablating energy density, to controllably remove a slice of material from the composite.

The invention provides a external thermal-insulated system material of polyurethane rigid foam, which is characterized in that: said system material comprises polyurethane dampproof bottom paint, polyurethane rigid foam material, surface agent, anti-break polymer cement sand pulp containing glass fiber grid cloth and a paint decorated surface. The invention can reach compatibility and balance between each layer of external thermal-insulated material to be an organic integration. The layers can flexibly release distortion stress to effectively reduce the generation of seams on said wall, and flatten the surface of polyurethane rigid foam, without concave-convex surface. And the layers have strong adhesive force, to avoid departure between them.

A light emitting device includes a substrate having a first surface and a second surface not parallel to the first surface, and a light emission layer disposed over the second surface to emit light. The light emission layer has a light emission surface which is not parallel to the first surface.

Composite panel for air cargo containers including a fire resistant, closed cell foam core, a skin attached to each surface of the core formed by fire resistant fibers in a matrix resin, wherein the panel will contain an internal fire with temperatures of up to 1500° F. for a period of at least 4 hours.

Titania is a semiconductor and photocatalyst that is also chemically inert. With its bandgap of 3.0, to activate the photocatalytic property of titania requires light of about 390 nm wavelength, which is in the ultra-violet (UV), where sunlight is very low in intensity. A method and devices are disclosed wherein stress is induced and managed in a thin film of titania in order to shift and lower the bandgap energy into the longer wavelengths that are more abundant in sunlight. Applications of this stress-induced bandgap-shifted titania photocatalytic surface include photoelectrolysis for production of hydrogen gas from water, photovoltaics for production of electricity, and photocatalysis for detoxification and disinfection.

Structures and methods of forming crack stop trenches are disclosed. The method includes forming active regions disposed in cell regions of a substrate, the cell regions separated by dicing channels, and forming back end of line (BEOL) layers over the substrate, the BEOL layers being formed over the cell regions and the dicing channels. Crack stop trenches are then formed encircling the cell regions by etching a portion of the BEOL layers surrounding the cell regions. The wafer is diced along the dicing channels.

The invention relates to a solar module, which comprises a battery array, a glass model, a sealing material and a sealant, wherein the battery array is formed by connecting a plurality of solar battery pieces in series or in parallel through solder strips; the glass model is tabular and the inside of the glass model is provided with a cavity and a side opening; the battery array is placed in the cavity of the glass model; the sealing material is filled in the space beyond the battery array in the cavity; and the sealant is used for sealing the side opening of the glass model. The invention simultaneously discloses a manufacturing method for the solar module. The method adopts a scheme of the internal seal of the glass model with the side opening to improve the sealability, the weatherability and the photoelectric conversion efficiency of the solar module. Because a laminating method is not adopted, the phenomena of the displacement of the battery pieces, the generation of bubbles and even the crushing of the battery pieces are prevented, and the phenomena of layering stripping and ageing are prevented.

The invention discloses a method and equipment for producing a lining plastic compound steel pipe, and in particular relates to a method and equipment for producing a flange type lining plastic compound steel pipe. The technical problem to be solved by the invention is to provide the method and the equipment for producing the flange type lining plastic compound steel pipe which enables the inner walls of a plastic pipe and a steel pipe to be compounded into a whole through a hot melt adhesive, ensures no separation and delamination phenomena occurred between steel and plastics and has stable and reliable product quality, the plastic pipe is towed to penetrate into the steel pipe through a towing device, the plastic pipe clings to the steel pipe through compressed air, and then the hot melt adhesive on the outer wall of the plastic pipe is molten and bonded with the steel pipe through an electromagnetic induction heating device. The inside of the plastic pipe is pressurized by adopting compressed air, so that the plastic pipe is expanded to enable the plastic pipe and the steel pipe to be in the state of interference fit, and then the steel pipe is heated at the moment by adopting an induction heating ring, so that the plastic pipe and the steel pipe are compounded into a whole, the steel and plastic materials in the pipes are more tightly bonded, and the separation and delamination phenomena between the steel and the plastics can not occur.

Apparatus for generating electricity and for carrying out photo-induced reactions comprises: a primary reflector (610) or other optic which concentrates radiation to a primary focus; a secondary reflector at the primary focus to direct radiation to a secondary focus; a photovoltaic device (602) to convert radiation to electricity; and a photo-reactor (116) having a photoactive electrode, one of the photovoltaic device (602) and the photoactive electrode (116) lies at the primary focus, and the other at the secondary focus. Electric potential generated by the photovoltaic device (602) may be used to provide a bias or over-voltage between the photoactive electrode and a counter electrode. The apparatus may be used to photolyze water or to carry out other photochemical reactions.

The production of liquid crystal displays (LCDS) on plastic substrates is desirable over glass substrates so that the finished product is thinner, lighter, and more robust. Plastic substrates can enable the use of new and different processing techniques which are not possible on glass such as roll-to-roll processing. This invention discusses an advancement which is laser cutting a plastic substrate and display layer. One aspect of the invention is laser cutting and welding together two or more plastic substrates and LCD layer therebetween from a larger sheet or roll of plastic LCDs.

The invention relates to a formation method of lithium iron secondary battery. The method comprises the processes: the battery is charged under the formation temperature of the lithium iron secondary battery; the charge process comprises the processes: the continuous current of a first current is used for charging to the first voltage; the continuous voltage of the first voltage is used for charging to the cutoff current; the continuous current of a second current is used for charging to the second voltage. The second voltage is higher than the first voltage and the second current is higher than the first current. As the battery is carried out the formation using the formation method of the invention, the battery has a good comprehensive electrical-chemical performance such as a higher capacity, high-temperature circulation performance and a discharge performance for big current.

The invention provides a synthetic-resin laminated bottle body, an injection molding device and a method for forming laminated preform. To minimize delamination problem with a laminated bottle body produced by biaxial stretch blow molding. A principal method for solving the problem with the laminated bottle body, produced by biaxial stretch blow molding, comprises laminating an intermediate layer between base layers, extending a plurality of longitudinal strip coupling portions, where the base layers are laminated in a directly deposited state on the opposite sides of the intermediate layer, in a region with a predetermined height, in the direction of the central axis in parallel with each other in the circumferential direction, providing as required, a plurality of circumferential strip coupling portions, where the base layers are laminated in a directly deposited state on the top and bottom surfaces of the intermediate layer, in parallel with each other in the direction of the central axis, and dividing the intermediate layer by the longitudinal strip coupling portions and the circumferential strip coupling portions.

The invention relates to a bi-component silicone pouring sealant for an LED optoelectronic display device and a method for manufacturing the same. The bi-component silicone pouring sealant is characterized in that the sealant is obtained through the reaction of components A and B by using alpha,omega-dihydroxy polydimethylsiloxane of which the structural formula shown on the right as a main material. The component A is prepared from the following components by weight portion through mixing: 100 portions of the alpha,omega-dihydroxy polydimethylsiloxane, 10 to 35 portions of organosilicon based gel, 0 to 50 portions of stuffing, and 10 to 30 portions of plasticizer; and the component B is prepared from the following components in portion by weight through mixing: 5 to 10 portions of cross-linking agent, 0.3 to 3 portions of coupling agent, 0.1 to 0.5 portion of titanate complex, 0.1 to 0.5 portion of diethyl hydroxylamine, 0.01 to 0.1 portion of dibutyltin dilaurate catalyst, and 2 to 10 portions of plasticizer. The silicone pouring sealant prepared by the method has the advantages of simple process flow, good adhesive property, excellent temperature and weather resistant properties, and good flow property, and can be widely applicable for embedding electronic devices such as the LED optoelectronic display device and the like.

The invention provides a deformable stimuli responsive material which has local Young modulus differences. The deformable stimuli responsive material is formed by at least one of a thermal response material, a photo-thermal response material, a magnetic thermal response material, an electric heating response material, a humidity response material and a pH response material. The deformable stimuli responsive material can be converted into a three-dimensional structure from a plane two-dimensional structure under one or more outside stimuli conditions of temperature, light, magnetism, electricity, humidity and pH. The material is modified to the back of a planar flexible microelectrode array, so that three-dimensional deformation of the flexible microelectrode array can be implemented through outside stimuli, and precise control over controllable shaping and curvature of the conventional planar flexible microelectrode array can be implemented by further regulating the thickness or crosslinking degree and the like of the stimuli responsive material. The invention further provides a method for preparing the deformable stimuli responsive material and a stimuli responsive flexible microelectrode array.

An object of the present invention is to provide a laminated molding having high strength and reduced possibility of layer separation, a multiaxially reinforced laminated molding capable of reducing the production time and the production cost, and a method for producing the same. A multiaxially reinforced laminated molding (F) is formed of fiber-reinforced layers (SR1 to SR3), each including reinforcing fiber sheets stacked on top of each other such that reinforcing fibers of the reinforcing fiber sheets are oriented in three axial directions. Resin layers (TP1 and TP2) are disposed among the fiber-reinforced layers. The resin layers (TP1 and TP2) are formed of many particles of a thermoplastic resin material that are substantially uniformly distributed and heat-sealed together. The distributed thermoplastic resin material is adhered to the adjacent fiber-reinforced layer through heat-sealing. The thermoplastic resin material has many fine gaps and the entirety of the fiber-reinforced layers and the resin layers are thoroughly impregnated with the thermosetting resin material.

The invention discloses a composite-material tube. Two connecting rings are nested in inner holes in the two end portions of a tube body. The tube body comprises axial strengthening fibers, and the two connecting rings are wound and wrapped with the axial strengthening fibers in a continuous and reciprocating mode with the two ends of the tube body as poles. The invention further discloses a hydraulic cylinder barrel, a piston rod and a manufacturing method of the composite-material tube. According to the composite-material tube, the hydraulic cylinder barrel, the piston rod and the manufacturing method of the composite-material tube, the strength of connection between the connecting rings and the tube body is improved, large axial stretching and compressing loads can be borne, meanwhile, materials of the strengthening fibers are saved, the cost for manufacturing the hydraulic cylinder barrel is reduced, and the production efficiency is improved.