221results about How to "Avoid bubbling" patented technology

A laminated film includes a polarizing plate, a retardation film, and a first pressure-sensitive adhesive layer provided in this order, wherein the polarizing plate includes a polarizer, a first protective layer placed on a side of the polarizer where the retardation film is provided, and a second protective layer placed on another side of the polarizer which is opposite to the side where the retardation film is provided, the retardation film is a stretched film comprising a norbornene resin,

• • the first pressure-sensitive adhesive layer includes a pressure-sensitive adhesive that may be produced by crosslinking a composition comprising a (meth)acrylate (co)polymer and a crosslinking agent comprising a peroxide as a main component. The laminated film has both good adhesion to a liquid crystal cell and easy peelability, and may improve the uniformity in a screen of liquid crystal display.

A laminated product has a multilayer structure comprising an optical base and a cured polyurethane resin layer formed thereon from a moisture-curable polyurethane resin and/or a precursor therefor. The polyurethane resin layer is formed by applying a coating fluid comprising a moisture-curable polyurethane resin and/or precursor therefor and a solvent having a boiling point of 70° C. or higher and a solubility parameter of 8 or larger. Also provided is a coating material comprising a radical-polymerizable monomer ingredient, a silicone or fluorochemical surfactant, and a photochromic compound. In producing a photochromic optical article, excellent adhesion between a base and a photochromic layer is attained.

The invention belongs to the technical field of ceramic material preparation and discloses an adhesive agent for injection molding of aluminum nitride ceramic and an application method of the adhesive agent. The adhesive agent comprises the following ingredients: 50-70% of microcrystalline wax, 25-40% of high polymer, 3-10% of surface modifier and 2-12% of resin. The application method of the adhesive agent comprises the following steps of mixing aluminum nitride powder and the adhesive agent, putting in a mixing mill for heating and mixing to prepare a feed, carrying out the injection molding to prepare a green body, preparing a degreased blank after degreasing, carrying out high-temperature sintering at last to form a finish product. In a sintering process, heat preservation is carried out at a specific temperature point to achieve carbon thermal reduction to further reduce an oxygen content, and then the temperature is raised to the maximum temperature for sintering and compacting. The adhesive agent has excellent liquidity and shape preserving property, and a specific carbon residue rate after thermal degreasing, and the aluminum nitride ceramic prepared by the adhesive agent has upper heat conductivity.

A heating plate 10 includes: a pair of glass plates 11, 12; a conductive pattern 40, 70 disposed between the pair of glass plates 11, 12 and defining a plurality of opening areas 43, 73; and a joint layer 13, 14 disposed between the conductive pattern 40, 70 and at least one of the pair of glass plates 11, 12; wherein the conductive pattern 40, 70 includes a plurality of connection elements 44, 74 that extend between two branch points 42, 72 to define the opening areas 43, 73; and a rate of the connection elements 44, 74, which are straight line segments connecting the two branch points 42, 72, relative to the plurality of connection elements 44, 74, is less than 20%.

The invention discloses a plastic plating method for an automobile component. The plastic plating method for the automobile component is characterized by comprising the steps of chemical degreasing, coarsening, restoring, presoaking, palladium exciting, peptizing, chemical nickel-plating, copper pre-plating, acid-copper-plating, si-bright nickel plating, bright nickel plating, nickel sealing, and chromium plating. The adhesive force of the plastic surface substrate and the plating layer of the automobile component is high, the thickness of the penetration is up to 0.003-0.12 mm, and 0.003-0.12 mm of thicker metal layer is embedded in the plastic surface layer, so that the metal layer is tightly adhered to the plastic substrate, and the phenomenon of loosening, bubbling, peeling and the link of the plating layer is avoided after plating, the surface durability of the product is prolonged, and the product is smooth and has the metallic texture.

A liquid crystal display device includes a first substrate having a first region and a second region, wherein the second region surrounds the first region, a plurality of patterned spacers over the first substrate in the first region, a plurality of supporting patterns spaced apart from each other over the first substrate in the second region, a seal pattern in the second region including the plurality of supporting patterns, a second substrate spaced apart from and attached to the first substrate by the seal pattern, and a liquid crystal layer between the first and second substrates.

A system for saturating a liquid with a gas followed by bubble-less delivery and mixing of the gas-saturated liquid into a gas-unsaturated liquid wherein a biological process is occurring. The system comprises a gas-saturation unit which controllably communicates with a bioreactor unit containing a gas-unsaturated liquid wherein a biological process is occurring. The gas saturation unit comprises a sealable pressure-resistant vessel for receiving therein an unsaturated liquid and wherein the liquid is saturated with a gas under pressure. The rate of introduction of gas-saturated liquid into the bioreactor unit is controllable to make it equivalent to the rate of gas consumption by the biological process occurring in gas-unsaturated liquid contained within the bioreactor unit. The invention is particularly useful for bubble-less gas delivery to open and closed bioreactor configurations for wastewater treatment processes.

The invention relates to an antiskid and ventilating epoxy floor coating, which comprises base material and powder material with weight mixture ratio of 1 portion of base material and 1-2 portions of powder material. The base material mainly comprises epoxy resin, epoxy hardener and addition agent with weight mixture ratio of 60 portions of epoxy resin, 25 portions of epoxy hardener and 15 portions of addition agent. The invention has the advantages of: 1. no formaldehyde and no VOC after curing; 2. excellent binding capacity with the base material without peeling and hollowing; 3. certain air permeability, thus being capable of avoiding phenomena such as bubbling, cracking, etc., resulted from vapor pressure; 4. high strength and excellent antiskid, wear resistant and impact resistant performances; 5. excellent corrosion resistance and water resistance; 6. certain flexibility and cracking prevention, thereby being capable of avoiding cracking to certain degree.

There is disclosed an inkjet printer including: a printhead having a front surface in which is formed at least one nozzle row consisting of a plurality of nozzles from each of which a droplet of ink is ejected; a maintenance unit including a purge cap which receives ink from the nozzles during a purging operation, the purge cap having a contact surface to be brought into contact with the front surface of the printhead, and at least one main channel extending alongside the nozzle row; and a plurality of dents formed on at least one of the contact surface of the purge cap and the front surface of the printhead so as to form, at least when the contact surface is in contact with the front surface, a plurality of branches a part of each of which is in communication with at least one of the nozzles, and another part of each of which is in communication with the main channel.

It is provided a bowel cleansing preparation which is useful in the pretreatment prior to colonoscopy or colonic surgery containing a water-soluble polymer and electrolytes of 30-150 mEq/L of sodium ion, 3-20 mEq/L of potassium ion, and 10-30 mEq/L of bicarbonate ion, wherein 0.1-3 g/dL of magnesium ion as magnesium element is contained, and polyethylene glycol having an average molecular weight of about 7,300 to about 9,300 is used as the water-soluble polymer.

A process for manufacturing a high quality organic EL panel is provided. On a glass substrate is formed an organic EL element, on which is then deposited a protective film. The surface of the device substrate or the sealing substrate is treated with ozone or plasma, and then an adhesive is applied on the surface by screen printing. After placing the device substrate and the sealing substrate in a chamber in a vacuuming apparatus, the inside of the chamber is vacuumed to a pressure of P1. After leaving the substrates for a given period until foaming of volatiles contained in the adhesive ceases, a pressure in the chamber is increased to P2 for preventing foaming of the volatiles, and then the substrates are laminated. Then, the laminate is pressurized and heated for removing microspaces. Finally, the adhesive is cured using, for example, a UV lamp.

In a casting apparatus, a dope is cast on a cyclically moving belt to form a casting film, which is dried in a drying section. In the drying section, air shielding plates are provided to divide the casting film into a middle area and side edge areas in a widthwise direction. A hot air circulator has an air inlet and an air outlet, between which the hot air is cyclically fed. A cool air blower is provided so as to blow a cool air into side edge areas through an air outlet. Thus the increase of the temperature of the side edge portions of the casting film is prevented so as to make the temperature distribution of the casting film in a widthwise direction uniform, and therefore the generation of the bubbles is prevented.

The invention relates to the technical field of film covering machines, in particular to automatic film covering equipment for plates. The automatic film covering equipment for the plates comprises arack, a conveying mechanism and a film covering mechanism, wherein the conveying mechanism conveys the plates on the rack and comprises a conveying belt and conveying rolls; the conveying belt is wound on the conveying rolls; a positioning baffle for positioning the front-back directions of the plates is arranged on the conveying belt; a guiding plate for limiting the left-right position of the plates is arranged on the rack; the film covering mechanism comprises a pressing and covering roll and a film supply assembly on the upper portion of the pressing and covering roll; the pressing and covering roll is movably connected with the rack; a pressure adjusting mechanism for adjusting downward pressure of the pressing and covering roll is arranged on the rack; a shaping roll is arranged on the rear side of the pressing and covering roll; disc hobs for cutting residual thin films are arranged on the shaping roll and correspond to the left sides and the right sides of the plates; side surface pressing rolls which press and cover the guiding plate are arranged at the position, which corresponds to the guiding plate, of the shaping roll; and a cutting assembly is arranged on the rear side of the shaping roll. Continuous film covering production of blocky plates is realized, after film covering, residual films are cut off and shaped immediately, the film covering quality is improved,and the production efficiency is high.

A speaker device includes a magnetic circuit system having a resin frame and a plate. The frame holds the magnetic circuit system, and has a step portion, a hole portion, a recess portion and a slit. The step portion is formed on an inner surface of a peripheral edge portion of the frame, and the hole portion penetrates from a bottom surface of the step portion to the recess portion. The recess portion is formed on an outer surface of the frame. The slit is formed on the outer surface of the frame, and extends from the recess portion to the outer side. The step portion, the hole portion, the recess portion and the slit communicate with each other. Adhesive agent is applied to a gap between the outer peripheral edge portion of the plate and the inner peripheral wall of the frame.

An application of the membrane module with compact polymer membrane in gas-liquid separation is disclosed. Its working process includes such steps as diffusing the gas via micropores of membrane to the compact active layer, dissolving-diffusing to make it reach the interface of polymer membrane and absorbing liquid, reacting on absorbing liquid to generate transfer mass, and carrying gas away by the absorbing liquid.

An inkjet print head including a chamber layer provided with an ink via, at least one ink chamber having a heater, and at least one ink channel connecting the ink via and the ink chamber; and a nozzle layer provided with at least one nozzle at a position corresponding to the ink chamber. The ink channel is provided with a multi-functional structure. The multi-functional structure performs functions of a filter and a restrictor.