583 results about "ELASTIC ADHESIVE" patented technology

A single-sidedly or double-sidedly pressure-sensitively adhesive, elastic adhesive sheet comprising at least one layer of a pressure-sensitive adhesive, and having a maximum stretchability of more than 200% and a recovery of more than 60% after stretching to ⅔ of its maximum elongation, said pressure-sensitive adhesive (PSA) being based on a chemically crosslinked polyurethane, wherein the starting materials for the chemically crosslinked polyurethane include at least one isocyanate-reactive substance having a functionality of more than 2.0, in an amount of at least 5% by weight, based on the weight of the polyurethane composition, where the molecular weight of at least one of the starting materials used to form the polyurethane is being greater than or equal to 1000, at least one difunctional polyisocyanates are being used to form the polyurethane, and the ratio of maximum tensile stress to stripping stress is of said elastic adhesive sheet being more than 1.2, and the tensile stress at an elongation of 200% is being not more than 2.0 N/mm.sup.2.

The invention provides a latex mixing or solution mixing preparation method of a rubber powder-rubber compound composition, comprising the following steps of: mixing rubber powder, or rubber powder containing powder accessories, or sizing agent containing water or materials containing softening oil with rubber latex, or solution or undried solidified rubber to obtain rubber powder-rubber compound composition intermediate products, and then carrying out liquid removing treatment to obtain solid-state rubber powder-rubber compound composition products. The technical scheme provided by the invention obviously saves energy compared with the treatment process of kneading high-elasticity rubber micelle by utilizing the glue powder in the traditional rubber product industries, and greatly enhances the efficiency compared with the wet rubber drying process of the traditional rubber manufacturing. The provided rubber powder-rubber compound composition products enables up course, middle course and lower course of a rubber industrial chain to be tightly spliced, and then the entire industrial chain can receive the benefits of energy saving, emission reduction and synergia.

The invention discloses a compound conducting film which comprises a first flexible transmitting base layer L1 with an upper surface and a lower surface, a second flexible transmitting base layer L2 with an upper surface and a lower surface, an elastic adhesive layer positioned between the first flexible transmitting base layer L1 and the second flexible transmitting base layer L2, inorganic dielectric film systems of at least two layers of dielectric films formed by sequentially staggering high-index inorganic dielectric films and low-index inorganic dielectric films and settled in sequence on the lower surface of the second flexible transmitting base layer L2 , and a transparent conducting film layer positioned at the outermost layer of the film system, wherein the thickness of the transparent conducting film layer meets the value being 3-10mm required by a square resistance, at least two dielectric film systems consisting of the high-index inorganic dielectric and both the low-index inorganic dielectric are settled by adopting a vacuum magnetron sputtering method so that optical interference film systems with whole transmittance rate reaching more than 80 percent is formed. The invention also provides a touch screen using the compound conducting film.

Disclosed herein is a method for bonding dissimilar materials using an elastic adhesive to permit the bond to withstand variations in temperature and pressure. The use of elastic adhesive accommodates previous problems associated with large differences in thermal expansion coefficient between dissimilar materials, and provides a thermally and chemically stable materials combination that withstands large thermal shock loads, such as may be experienced in a space environment. Also disclosed herein is a method for attaching a coating to a structure. In particular applications, the coating may be (1) specular (greater than 98% specularity); or (2) RF reflective for use in applications including but not limited to high frequency satellite communications.

The invention relates to a suspension comprising: fine-particulate particles in an amount of 0.01-50 wt %, wherein the particles have a fractal mass dimension D_m of less than or equal to 2.8, —fluid-elastic adhesive in an amount of 101-1000 parts by weight based on 100 parts of particles.

A collecting device comprising a collecting pouch and an adhesive wafer for attachment to the body, said wafer comprising at least one low-modulus backing layer and an elastic adhesive gel layer comprising a polyalkyleneoxide polymer and an organosiloxane based cross-linked adhesive system.

The invention discloses a preparation method of a composition used for a rubber product, and a product thereof. The method comprises steps that: under normal temperature, reclaimed rubber particles are mechanically crushed into reclaimed rubber powder with mixed sizes or graded sizes of no more then 90 meshes and no less than 200 meshes, or the reclaimed rubber powder with powdery auxiliary materials, or a watery material thereof, and/or a material composed of the rubber powder mixed with a softener; the material obtained in the previous step is mixed with a rubber emulsion or a rubber solution or a coagulated wet rubber phase which is not dried; the mixture is processed through a liquid removing treatment, such that a solid rubber powder-rubber composite product is obtained; or the mixture is not processed through the liquid removing treatment, such that a rubber powder-rubber composite product containing water or liquid is obtained. Compared to a processing technology in current rubber industries wherein rubber powder is masticated into high-elasticity rubber balls, the method provided by the invention is substantially energy saving. Compared to a wet rubber drying process in the current rubber industries, the method provided by the invention has greatly improved efficiency. With the provided composite product, upstream, middle stream and downstream of a rubber industrial link can be tightly combined, and benefits such as energy saving, discharge reducing, and efficiency enhancing can be provided.

The present invention relates firstly to adducts of the formula (I) which are obtainable from the reaction of an oligomeric aliphatic polyisocyanate and a compound of the formula HX—R¹. Secondly the invention relates to one-component or two-component compositions which comprise such adducts of the formula (I). The adducts of the formula (I) find a use as adhesion promoters and are suitable in particular for use in elastic adhesives and sealants. The cured one-component or two-component compositions exhibit excellent paint adhesion in tandem with high extensibility.

A touch panel includes a light-transmissible upper board, an upper resistor layer on a lower surface of the upper board, a light-transmissible lower board, a lower resistor layer provided on an upper surface of the lower board and facing the upper resistor layer with a predetermined distance, a spacer having a substantial frame shape between an outer periphery of the lower surface of the upper board and an outer periphery of the upper surface of the lower board, upper electrodes extending from both ends of the upper resistor layer, lower electrodes extending from both ends of the lower resistor layer, a wiring board, and wiring patterns on the wiring board. The spacer has a cutout portion provided therein. The upper and lower electrodes have portions located at the cutout portion of the spacer. The wiring board has an end located at the cutout portion. The wiring patterns are connected to the portions of the upper electrodes and the portions of the lower electrodes, respectively. An elastic adhesive seals the cutout portion of the spacer. This touch panel allows the wiring patterns to be connected electrically to the electrodes stably, and insulates between the wiring patterns and between electrodes, thus being reliable.

The invention discloses a fabric reinforced composite artificial vessel to transplant into human body in the biological medical material manufacturing domain, which is composed of anticoagulant layer, reinforced fabric layer and elastic adhesive layer, wherein the reinforced fabric layer and elastic adhesive layer constitute the frame of artificial vessel; the reinforced fabric layer is buried in the elastic adhesive layer; the anticoagulant layer is set on the inner surface of artificial vessel frame of reinforced fabric layer and elastic adhesive layer, which forms blood flow channel; the anticoagulant layer and elastic adhesive layer are blending bulk of polyurethane or hyper-fine protein powder and polyurethane with grafted sulfuric group on the surface with micro-hole on the inner part.

The invention relates to a solid wood door leaf and a manufacturing method thereof. The solid wood door leaf comprises a door leaf outer frame and at least a door closure plate inlaid in the door leafouter frame, wherein the door leaf outer frame is formed by assembling at least two door vertical beams in horizontal arrangement and at least two crosspieces in vertical arrangement, at least a doorclosure plate assembly port is formed, an assembly groove assembled at the edge of the door closure plate through scarf joint is formed at the periphery of the door closure plate assembly port, the door vertical beams, the crosspieces and the door closure plate are respectively covered with a paint later, an unpainted adhesive position is respectively left at the bottom of the assembly groove andat the periphery of the door closure plate, and the door closure plate, the door vertical beams and the crosspieces are cemented into a whole at the adhesive positions in an elastic adhesive mode. The door vertical beams, the crosspieces and the door closure plate are not easily deformed in the use process, and the phenomena of painted surface break and whiteness exposure do not occur, ensuring that the door leaf outer frame and the door closure plate are tightly bonded in an adhesive mode and can not be tightly bonded because of paint.

A two-component composition, containing at least one silane-group-containing polymer that is liquid at room temperature, at least one epoxide liquid resin, at least one polyetheramine, and at least one aminosilane or mercaptosilane. The composition has low odor, cures quickly and without blistering at room temperature, and, when cured, forms a tough elastic material of high strength, high adhesive force, and good thermal resistance that has no tendency toward yellowing or substrate discoloration. The composition is excellently suitable as a tough elastic adhesive for structural adhesive joints in the field of construction and in industrial production.

The invention relates to a nitrogen cylinder and its preparation method, in which, on the outside surface of the lining is bonded an adhesive layer and the outside surface of the adhesive layer is bonded to the inside surface of the inner structure layer of carbon fibre composite; the inside surface of the outer structure layer of Kevlar fibre composite is wound on the outside surface of the inner structure of the outer structure layer is wound an outer protective covering. The method consists in: coating an elastic adhesive layer on the outside surface of the lining; overlying a spiral and toroidal wound inner structure layer, an outer structure layer and an outer protective covering; curing and then getting the present inventive nitrogen cylinder.

The invention relates to a production process of thin nylon elastic adhesive-bonded interlining. The production process includes the following steps: 1, grey cloth inspecting; 2, cloth turning, print and end stitching; 3, loosening and dyeing; 4, shaping and finishing; 5, coating; and 6, inspecting, wherein the step of coating includes the following processes: unwinding, J-shaped cloth containing box, LG deviation corrector, pasting by a scraper, spreading hotmelt adhesive powder, blowing and sucking powder, edge-detecting, baking, cooling, coating-forming, and coiling. By adopting the production process, product grade can be effectively increased, performance of lining cloth is greatly improved, and the thin nylon elastic adhesive-bonded interlining is preciser in coating process, good in water washing and dry washing effect, low in formaldehyde content and more comfortable to wear, and has wider market prospect and market value.

The invention belongs to the technical field of aviation structural design, and relates to a structural design method for an internal balance self-adaptation bump air inlet channel. The structural design method comprises the steps that a deformed region is selected on a bump molded surface of the air inlet channel; flexible skin is formed by compositing elastic adhesive films and high-elastic fibers; an outer side sealing cavity is formed between the basic molded surface of the air inlet channel and the outer side flexible skin, and an inner side sealing cavity is formed between the basic molded surface of the air inlet channel and the inner side flexible skin; the initial shape of the flexible skin is consistent with the basic molded surface of the internal balance self-adaptation bump air inlet channel; the air inlet channel is provided with a deformation driving device. Under the control of the deformation driving device, the shape of the flexible skin of the internal balance self-adaptation bump air inlet channel can be changed. According to the structural design method, the problem that the molded surface of a conventional bump air inlet channel cannot be adjusted is solved, the air inlet channel have the best pneumatic performance and the inlet engine compatibility characteristics under different flight states, and the good engineering applicability is achieved.

An acceleration sensor has a mass movably linked to a peripheral attachment section to which at least one stopper is attached to stop the motion of the mass in a certain direction. In the absence of acceleration, the mass rests at a distance from a first surface of the stopper. A quantity of a curable elastic adhesive on a second surface of the stopper absorbs impact of the mass on the first surface, enabling the acceleration sensor to survive mechanical shock. The curable elastic adhesive may adhere to the cover of a package in which the acceleration sensor is enclosed. The curable elastic adhesive may be applied as a drop or swath from a dispenser, which simplifies the manufacturing process and reduces the manufacturing cost.

The invention relates to a making method of an adhesive elastic bandage, comprising steps of: 1) daubing a layer of adhesive agent on an inelastic backing cloth material; 2) arranging spandex threads in longitude direction, and layering them on the backing cloth material; 3) overlaying another layer of backing cloth material on the top layer; 4) extruding each layers in step 1), 2), and 3), to imbed the spandex threads between the two layers of backing cloth materials; 5) drying the composite backing material formed in step 4) by using baking oven, to make the two layers of inelastic backing cloth materials formed into elastic backing cloth composite material via compounding of adhesive agent and spandex threads; 6) fully immersing into adhesive agent, daubing a layer of composite adhesive agent on the backing cloth material, extruding and drying for a second time, and thus forming elastic adhesive cloth. The invention has the beneficial effects of self-adhesion, no adhesion to other things, good ductility, high tension stress, free of lock seaming, good air permeability, moderate self-adhesiveness, easy opening, arbitrary fixing, free of falling-off, and arbitrary tearing.

The present invention relates to a two-component composition comprising a polymer-polyol, optionally further polyols, an aldimine of the formula (I), a zirconium (IV) catalyst and, in the second component, diphenylmethane diisocyanate. The composition is particularly suitable as a solvent-free, low-odor elastic adhesive. The composition has a particularly long open time, a low density and a high level of final strength and cures quickly and without complications.

The invention provides a flexible stretchable electromagnetic shielding fabric and a preparation method thereof. The method for preparing the flexible stretchable electromagnetic shielding fabric comprises the following steps: selecting a spandex stretch fabric as an elastic adhesion matrix, applying a certain tension to two ends of the fabric, stretching the fabric to a certain elongation and fixing, and coating a layer of liquid elastic adhesives on the surface of the elastic adhesion matrix; performing pressure dipping on a flexible nano electromagnetic shielding composite film on the liquid elastic adhesives, coating a layer of liquid elastic adhesives on the upper side of the flexible nano electromagnetic shielding composite film, allowing the composite film to be adhered to another spandex stretch fabric, and curing the adhesives under a certain conditions; releasing the tension applied to the elastic adhesion matrix so as to drive the flexible nano electromagnetic shielding composite film to retract, thereby obtaining the flexible stretchable electromagnetic shielding fabric. The flexible stretchable electromagnetic shielding fabric disclosed by the invention has the characteristics of high elasticity, high elongation, excellent electromagnetic shield property and the like.

The invention provides a flexible stretchable electromagnetic shielding film and a preparation method thereof. The preparation method of the flexible stretchable electromagnetic shielding film comprises the following steps: selecting an elastic membrane as an elastic adhesion matrix, stretching the elastic membrane to a certain elongation, then fixing the elastic membrane, and coating a liquid elastic adhesive layer on the surface of the elastic membrane; crushing a flexible nano electromagnetic shielding complex film on the liquid elastic adhesive layer, coating resin with protective effect at the upper side of the flexible nano electromagnetic shielding complex film to form a resin layer, and curing the liquid elastic adhesive and the resin under certain conditions; and releasing a tensile force applied onto the elastic adhesion matrix, so as to drive the flexible nano electromagnetic shielding complex film to retract, namely the flexible stretchable electromagnetic shielding film is obtained. The prepared flexible stretchable electromagnetic shielding film has good elasticity, high elongation (20-50%) and excellent electromagnetic shielding property (electromagnetic wave absorptivity is more than or equal to 99% at the frequency of 1-5GHz) and can bear certain bending and compression deformation.