Abstract: Anaerobic adhesive and sealant compositions in film form, film spool assemblies containing such compositions in film form and preapplied versions thereof on matable parts are provided.

Abstract: A low pressure, low toxicity method of making a composite door, and a door formed from the method involving the steps forming a door frame; installing a foam block within the door frame; applying a thin coating of 1 millimeter to 4 millimeters of an water activated adhesive made of isocyanate and an alkylating agent edge to edge on a front and back side of the door frame and foam block and then within a few seconds or minutes of applying the adhesive, misting the adhesive; then placing the door frame and foam block with adhesive on a back skin then overlaying a front skin on an opposite side forming a door assemblage; and applying low pressure and low heat to the door assemblage to form the composite door.

Abstract: A urethane adhesive composition includes a first liquid and a second liquid, the first liquid containing a prepolymer obtained by reacting a polyisocyanate and a high-molecular-weight polyol (I), and at least one filler selected from talc and calcium carbonate, and containing 20 parts by mass or more of talc, 0 to 40 parts by mass of calcium carbonate, and 10 parts by mass or more of zeolite based on 100 parts by mass of the polyisocyanate, the high-molecular-weight polyol (I), and the prepolymer in total, the second liquid containing a high-molecular-weight polyol (II) and a low-molecular-weight polyol, the ratio of the number of moles of hydroxyl groups derived from the low-molecular-weight polyol to the total number of moles of hydroxyl groups derived from the high-molecular-weight polyol (I) and the high-molecular-weight polyol (II) being four or more.

Abstract: The present invention relates to aqueous compositions based on crystalline or semicrystalline polyurethane polymers, processes for the preparation thereof and adhesive systems comprising these aqueous compositions and the use thereof.

Abstract: Reinforced door skins, a door including one or more of the reinforced door skins, and methods of making the reinforced door skins and door are provided. The reinforced door skin as made by providing a reinforcement backing having a fibrous substrate layered with a solid-state thermoplastic hot melt adhesive, pressing the reinforcement backing and a preformed board having a door skin shape against one another at a temperature above a melt temperature of the thermoplastic hot melt adhesive and at sufficiently high pressure to conform the reinforcement backing to the door skin shape of the preformed board, and cooling the thermoplastic hot melt adhesive to form a reinforced door skin, the thermoplastic hot melt adhesive fusing the fibrous substrate to the preformed board of the reinforced door skin.

Abstract: Primer compositions for adhering two sheets of polymer material to one another are provided. The primer compositions include polyurethanes that are the reaction product of an isocyanate, and at least one of a polyol, a chain extender, and a diamine. The polyurethanes may include pure polyurethanes, or commercially available varieties that may include other additives. The premier compositions are well-suited for adhering polycarbonate and polyurethane sheets together for use in transparent armor applications, as they help to ensure a very strong bond between the two sheets, and resist delamination.

Abstract: Methods and apparatus for producing irradiation targets in an extreme ultraviolet (EUV) light source having an irradiation target generating system that includes a nozzle configured for ejecting droplets of a target material, and a subsystem having an electro-actuable element producing a modulation waveform to cause disturbance to the droplets thereby causing at least some of the droplets to coalesce into irradiation targets. There is included a laser producing a beam for irradiating the irradiation targets to generate an EUV-producing plasma, wherein the electro-actuable element is biased against the nozzle to enable transfer of the disturbance to the droplets while permitting relative movement between the electro-actuable element and the nozzle.

Abstract: There is provided an adhesive composition comprising (a) a polyisocyanate component comprising (i) monomeric 4,4? methylene diphenyl diisocyanate and (ii) an isocyanate functional prepolymer that is the reaction product of a prepolymer reactant mixture comprising (A) monomeric 4,4? methylene diphenyl diisocyanate, and (B) one or more polyol; and (b) a polyol component comprising one or more polyol. Also provided is a method of bonding two or more substrates comprising bringing such an adhesive composition into contact with both of said two or more substrates. Further provided is a bonded assembly comprising two or more substrates bonded together by such an adhesive composition.

Abstract: An optical adhesive composition includes a urethane (meth)acrylate resin having at least one hydroxyl group and at least one vinyl group, the urethane (meth)acrylate resin having a curing contraction ratio expressed by Equation 1 of about 0 to about 3%; and an adhesion of about 30 to about 80 kgf: Curing contraction ratio (%)=(A?B)/A×100,??[Equation 1] where A is a specific gravity of the optical adhesive composition before curing, and B is a specific gravity of the solid optical adhesive composition after curing.

Abstract: A two-part, solvent-free laminating adhesive including a Part A that is a liquid mixture of a first polyol and a hydroxyl functional acrylic polymer having a molecular weight of no greater than 15,000 g/mole, and a Part B that is an isocyanate-terminated polyurethane prepolyiner. The adhesive is especially suited for making flexible laminates for use in food packaging. When adhered two polymeric film materials and in cured form, the adhesive provides substantially no contribution to the oxygen barrier properties of the laminate.

Abstract: Provided is a header composition for an expansion joint system. The header composition includes a hybrid polyurea-polyurethane composition and is designed to have a short cure time at low temperatures. Also provided are an expansion joint system incorporating the hybrid polyurea-polyurethane header composition and a method for applying the header composition into the expansion joint system.

Abstract: The disclosure relates to one-component, dual-cure adhesive compositions that include a combination of moisture curable functionalities and radiation curable functionalities where the adhesive could include (1) a moisture-curable prepolymer and a radiation-curable component; or (2) a moisture curable radiation curable prepolymer including moisture curable functionalities and radiation curable functionalities, and optionally an additional moisture-curable prepolymer and/or an additional radiation-curable component. The disclosed adhesives can be used on substrates with electronic components to make electronic assemblies.

Abstract: The disclosure relates to a method of making an electronic assembly with a reactive hot-melt adhesive composition that include an atmospheric curing prepolymer and optionally a thermoplastic component with a softening point of at least about 120° C., and the electronic assembly made therewith.

Abstract: Moisture curable hot melt adhesive compositions that contain functionally modified polyolefins and have improved green strength before set are prepared without using added crystalline polyester polyol.

Abstract: Adhesive compositions using modified diphenylmethane diisocyanate are disclosed along with methods and articles using the adhesive compositions. The adhesive compositions are especially suited for making flexible laminates for use in food packaging.

Abstract: Biocompatible macromer compositions are provided including an isocyanate-functional polyalkylene oxide combined with at least one multi-functional isocyanate as a first component, and a multi-amino functional compound possessing multiple primary amines as a second component. The isocyanate-functional polyalkylene oxide has pendant polyalkylene oxide groups. The resulting biocompatible macromer composition can be employed as an adhesive or sealant for medical/surgical uses.

Abstract: The invention relates to two-component polyurethane compositions that are especially suitable for use as structural adhesives. Said compositions are constituted of a polyol component K1 and a polyisocyanate component K2, the polyol component K1 comprising at least one alkoxylated aromatic diol A1 and at least one aliphatic triol A2 and the polyisocyanate component K2 comprising at least one polyisocyanate B1.

Abstract: A method for adhering glass including cleaning ceramic printed glass using a first solution containing dodecylbenzenesulfonic acid, p-toluenesulfonic acid, and a solvent, and cleaning the glass using a second solution containing an alkoxysilane compound. Thereafter, a glass primer is applied to the glass, an adhesive is applied, and the glass is adhered to an adherend. The first solution includes not less than 0.1 mass % and not more than 10 mass % of the dodecylbenzenesulfonic acid, and not less than 0.01 mass % and not more than 5 mass % of the p-toluenesulfonic acid, per 100 mass % of the solvent.

Abstract: The present invention relates to methods for attaching a plastic component to another component where the plastic component is bonded to the other component with an adhesive in the absence of a primer on the plastic component and the adhesive is substantially solvent free. In one embodiment, a coated transparent or translucent polycarbonate substrate is connected to a frame with a polyurethane adhesive containing silicon in the absence of a primer on the substrate; or with a substantially solvent free adhesive. The inventions also related to bonded articles made according to the disclosed methods.

Abstract: Methods and compositions relating to poly(hydroxyl urethane) compounds are described herein that are useful as, among other things, binders and adhesives. The cross-linked composition is achieved through the reaction of a cyclic carbonate, a compound having two or more thiol groups, and a compound having two or more amine functional groups. In addition, a method of adhesively binding two or more substrates using the cross-linked composition is provided.

Abstract: A two-liquid process for synthesizing polyurethane with high heat-resistance and high abrasion-resistance is disclosed, which utilizes a semi-reactive polymer A solution containing hydroxyl groups and a semi-reactive polymer B solution containing poly-isocyanate groups. The polymer A and B solution are mixed for performing a second reaction and then coated on a substrate by a coating machine, and the coating layer is cured to form a polyurethane film. The semi-reactive polymer A and B solution are pre-polymerized in advance. The required polyurethane resin expands on the semi-reactive polymer A and B with a whole range of new functionality and construction styles through polymerization to produce high heat-resistant and high abrasion-resistant polyurethane film through coating facility under the working temperature about 80° C. A fabric is coupled during coating step for polyurethane leather. The two-liquid process is without using solvent as carrier.

Abstract: Single-component compositions are disclosed, which can be cured in two stages, wherein in the first curing stage, compositions pre-cured by means of moisture and having in particular plastic properties are formed, and wherein in the second curing stage, compositions cured by means of heat and having in particular elastic properties are formed. The two-stage compositions are suitable in particular as adhesives and have the great advantage that thanks to said two-stage compositions, an adhesive can be applied to a substrate, said adhesive cures by means of moisture in such a way that it can be handled and stored without problems, and said adhesive can be cured easily in an adhering step by means of heat only when needed.

Abstract: A thermally cured silicon coating on a plastic, in particular a thermoplastic, can be adhesively bonded without use of an adhesive primer. Such thermally cured silicon coatings are produced by a process including: application of a silicon composition to the surfaces of a plastic or to the surface of a plastic treated with a plastic primer; air drying of the silicon composition to form a silicone film; baking at a temperature in the range from 80° C. to 200° C.; and application of a bonding agent composition to the silicone film during baking or during the phase of cooling to ambient temperature after baking.

Abstract: A polyurethane adhesive which is useful in bonding porous and non-porous surfaces is provided. The adhesive is especially useful in bonding windshield glass into automotive frames under a variety of environmental conditions, particularly in after market windshield replacement applications. The polyurethane includes at least one urethane prepolymer which is based on at least one thermoplastic polyol. In one embodiment, the urethane prepolymer may be formed from one or more polyisocyanates, one or more polyetherpolyols and one or more thermoplastic polyesterpolyols, wherein the prepolymer has a free isocyanate content of from about 0.6 to about 3.5% by weight, based on the weight of the polyurethane. In another embodiment, a one-part adhesive composition is provided which includes an isocyanate-functional and thermoplastic polyurethane prepolymer having a free isocyanate content of from about 0.6 to about 3.

Abstract: A process for making UV curable pressure sensitive adhesive compositions by derivatizing an acrylic polymer with a derivatizing agent prepared from a hydroxy-functional acrylate monomer and a diisocyanate. The derivatizing agent typically has a ratio of hydroxy-functional acrylate monomer to diisocyanate greater than about 1:1. Also disclosed are UV curable pressure sensitive adhesives made with the derivatizing agent and methods for adhering substrates with pressure sensitive adhesive compositions.

Abstract: A process for continuous manufacturing of moisture-curable polyurethane formulations used as sealants and adhesives. The process is characterized by the fact that the reactive components are introduced independently, and without the need for a prepolymer, to a mixer. Solid or liquid raw materials can be either pre-blended or fed directly to the mixer, a twin-screw extruder, which provides the requisite energy to homogenously mix the raw materials and drive the chemical reaction. The process is designed so that the extruder barrel and screw allow variable feed addition and heat exchange down the length of the machine. This allows various operations to be performed at different points in the extruder, including reaction, dispersive mixing, distributive mixing and devolitization.

Abstract: The invention relates to a thermally reversible hot melt adhesive that is isocyanate-free, moisture independent, crosslinkable and thermally reversible. The thermally reversible hot melt adhesive may be repeatedly heated and cooled without negatively affecting the performance of the adhesive. The thermally reversible composition may also be used as a primer layer. The thermally reversible hot melt adhesive and primer are particularly well suited for end use applications such as packaging, graphic arts, construction, footwear, textiles, general assembly, automotive and consumer goods.

Abstract: [Solution to Problem] The laminating adhesive of the present invention includes a polyisocyanate component (A) and a polyol component (B), wherein the polyisocyanate component (A) contains a polyisocyanate (A1) that does not contain an aromatic ring, and the polyol component (B) contains a macropolyol (B1) that does not contain an aromatic ring but contains a cyclohexane ring.

Abstract: A two-component curable solventless adhesive which enables a laminated composite film comprising a barrier layer and a plastic film laminated with each other to maintain excellent appearance and adhesive strength for a long period even after a sterilization treatment at high temperature, and to appropriately adjust a reaction between a base resin and a curing agent during a production of the laminated composite film. The two-component curable solventless adhesive comprises a base resin and a curing agent, wherein the base resin contains a polyol having an acid group and a secondary or tertiary terminal hydroxyl group accounting for 30% or more of the entire terminal hydroxyl groups of the polyol, and the curing agent contains an isocyanate group-terminated urethane prepolymer containing at least an aralkyl polyisocyanate and/or a modified substance thereof as a raw polyisocyanate, and a content of a low molecular weight polyisocyanate is defined.

Abstract: A method of producing a flexible laminate and a flexible laminate produced by the method are provided. The method involves laminating flexible substrates with a urethane adhesive and allowing the urethane adhesive to cure. The urethane adhesive comprises at least one polyisocyanate, at least one polyfunctional curative, at least one metal based catalyst and a catalyst blocking agent. The catalyst blocking agent allows for improved control of the curing rate of the urethane adhesive in the flexible laminate. The curing rate of the urethane adhesive can be controlled with heat or actinic radiation or both. The method allows for faster and more economical production of flexible laminates.

Abstract: A method is provided of adhesively bonding an elastomeric member to a glass substrate in such a way as to accelerate the building of the strength of such bond and to a vehicle glazing having such an elastomeric member bonded to the glass substrate. This accelerated bonding process is accomplished by mixing a nucleophilic and/or electrophilic catalyst with a beneficial amount of an adhesion promoting primer applying such mixture to a peripheral portion of the glass substrate and exposing same to ambient air. By accelerating the building of the subject bond strength, the rate of “creep” is significantly reduced.

Abstract: The present invention relates to moisture-curable silane-reactive hot melt compositions having an acrylate-urethane copolymer moiety. Desirably, the silane groups contain alkoxy functionality to enable and enhance moisture curing. Such compositions provide enhanced green strength without sacrificing other desirable properties.

Abstract: The invention is a two-part composition comprising: A) in one part (i) one or more isocyanate functional prepolymers; and B) in a second part (ii) one or more compounds having isocyanate reactive groups; (iii) one or more fillers selected such that the composition is nonconductive; (iv) one or more catalysts for the reaction of isocyanate groups with active hydrogen containing compounds wherein either or both of the one or more isocyanate functional prepolymers and the one or more compounds having isocyanate reactive groups have solid organic particles grafted thereto such that the composition contains from about 6 to about 13 percent by weight of the total composition of solid organic particles. In a preferred embodiment, the second part comprises from about 35 to about 65 percent by weight of one or more compound having isocyanate reactive groups which have solid organic particles grafted to the backbone.

Abstract: A composition for the protection of sheer hosiery comprising: a styrene polymer; an octylacrylamide/acrylates/butylaminoethyl methacrylate copolymer; a polyurethane-14 AMP-acrylates copolymer; and an AMP-100™ (amino methyl propanol) or triethanolamine emulsifier and surfactant; dissolved in a denatured alcohol/ethanol solvent and contained in a pump spray bottle. The composition to be sprayed on a detected imperfection and the surrounding area, and being allowed to dry, binding in a flexible, natural manner the elongated and broken fibers of the material to the surrounding weave thus preventing further damage to the hosiery.

Abstract: A moisture-curable and biodegradable adhesive that includes the reaction product of: (a) an isocyanate component having an average functionality of at least 2; (b) an active hydrogen component having an average functionality greater than 2.1; and (c) an ionic salt component having an average hydroxyl or amino functionality, or combination thereof, of at least 1.

Abstract: An adhesive sheet having high adhesion and removability, low metal corrosion, small outgas generation, and particularly suitable for adherence to an electronic part, which sheet includes an adhesive layer provided for at least one surface of a substrate sheet, in which a pressure-sensitive adhesive forming the adhesive layer includes a resin composition mainly formed of an acrylic copolymer obtained by blending a carboxyl group-free acrylic copolymer obtained by copolymerizing the following components (A) to (C) with (D) an isocyanate-based cross-linking agent: (A) 76.999 to 94.999% by mass of an alkyl(meth)acrylate; (B) 5.0 to 23.0% by mass of an ethylenically unsaturated group-containing morpholine-based compound; and (C) 0.001 to 1.5% by mass of a functional group-containing unsaturated monomer; and a ratio M2/M1 of the mole number (M2) of isocyanate groups in the component (D) to the mole number (M1) of functional groups in the component (C) is 1.5 to 15.0.

Abstract: Provided is a photochromic composition which can function as an adhesive layer for bonding optical sheets made from a polycarbonate resin or the like and a laminated article using said composition exhibits excellent tight adhesion, heat resistance and photochromic properties. In particular, provided is a photochromic composition which can prevent an elution of the composition from the optical sheets when embedding and polymerizing in a polymerizable monomer. The photochromic composition comprises a polyurethane resin (A) having an isocyanurate structure and a photochromic compound (B).

Abstract: A composition comprising: a) one or more isocyanate functional prepolymers; and b) one or more compounds containing one or more hydroperoxide groups; wherein components a) and b) are kept separate until cure is desired. The composition can be used in the form of a two part adhesive.

Abstract: Provided herein is aerogel insulating material and a method of producing aerogel insulating material, the aerogel insulating material including an insulating layer containing aerogel particles, a adhesive-coating layer located at both surfaces of the insulating layer, and a lamination film surrounding the adhesive-coating layer, wherein the adhesive-coating layer has thermoplastic elastomer having a low glass transition temperature. The method of producing aerogel insulating material includes preparing (S10), coating (S20), drying (S30), cutting (S40), and laminating (S50). Therefore, according to the present disclosure, it is possible to embody aerogel insulating material for use in clothing and which may reduce migration of aerogel particles, and which may make the most of the advantage of aerogel, such as its light weight and the excellent insulating effect.

Abstract: Laminate lanyards and methods for making the same are disclosed. The laminate lanyards may include a head formed from a reinforcing loop of yarn incorporated within a scrim. The head can be coupled to the head section of a body, which also includes a main section that forms the loop of the laminate lanyard. A gusset can be coupled to ends of the main section of the body to couple the two ends of the body together and facilitate opening and closing of the loop of the laminate lanyard. A slider may also be included in laminate lanyard for adjusting the size of the loop.

Abstract: The invention discloses an adhesive composition suitable for bonding wood, in particular hardwood. The adhesive composition comprises a vinyl acetate-ethylene copolymer-based emulsion, a vinyl alcohol polymer, and a polyisocyanate. The process for preparing the adhesive composition and use of the same are also disclosed.

Abstract: This invention relates to a polyether-amido-amine corn-pound, obtainable by a two-step reaction of a poly-etheramine with an alkyl acrylate and a polyalkyle-neimine, whereas the polyetheramine and the polyalkyleneimine have at least one primary or secondary amine group, in which the first step comprises the reaction of the polyetheramine with the alkyl acrylate and the second step comprises the reaction of the polyalkyleneimine with the product of the first step. The invention also relates to a method for synthesising a polyether-amido-amine compound by a two-step-reaction. Another object of this invention is a curable composition containing at least one polyether-amido-amine-compound of this invention and a method for coating the surface of a substrate or for binding at least two substrates together using such a curable composition.

Abstract: The invention relates to a multi-layer plastic film (1, 1?, 1?) for coating components manufactured by compression molding. The film comprises at least a first layer (2, 2?, 2?) consisting of a first plastic material and a second layer (4, 4?, 4?) consisting of a second plastic material. Furthermore, the first plastic material has a higher temperature resistance than the second plastic material, with the second plastic material being thermoplastic.

Abstract: A composition for the protection of sheer hosiery comprising: a styrene polymer; an octylacrylamide/acrylates/butylaminoethyl methacrylate copolymer; a polyurethane-14 AMP-acrylates copolymer; and an AMP-100™ (amino methyl propanol) or triethanolamine emulsifier and surfactant; dissolved in a denatured alcohol/ethanol solvent and contained in a pump spray bottle. The composition to be sprayed on a detected imperfection and the surrounding area, and being allowed to dry, binding in a flexible, natural manner the elongated and broken fibers of the material to the surrounding weave thus preventing further damage to the hosiery.

Abstract: To provide a transparent laminate having a pair of transparent substrates integrated via an adhesive layer, in which the adhesive layer has good tear resistance and good adhesion to the transparent substrates and has excellent transparency. In a first atmosphere, a sealed space having a curable resin composition 14 accommodated between a pair of transparent substrates 10a and 10b, is formed, and then the curable resin composition 14 is cured in a state where the outside of the sealed space is made to be a second atmosphere having a pressure higher than the first atmosphere. As the above curable resin composition, a curable resin composition comprising a urethane oligomer (a) having from 1.8 to 4 curable functional groups on average which are either or both of an acryloyloxy group and a methacryloyloxy group, per molecule, and a hydroxyalkyl methacrylate (b) having a C3-8 hydroxyalkyl group having 1 or 2 hydroxy groups, is used.

Abstract: The present invention is to provide a weather-resistant adhesive which achieves adhesive property, moist heat resistance and weather resistance in a practical level by means of aging at low temperature and for short time. There is provided a weather-resistant adhesive composition, characterized in containing (A) a polyester polyol having an acid value of 30 to 150 equivalents/106 g and (B) a polyisocyanate compound comprising an aliphatic polyisocyanate compound and/or an alicyclic polyisocyanate compound. Also, there is provided a layered product, characterized in being prepared by laminating films using said composition.

Abstract: A flexible apparel with non-stitch seams and a fabrication method thereof is provided. The non-stitch seams between foamed rubber sheets are sealed by coating a liquid sealant solution containing a thermoplastic polyurethane and a plasticizer.

Abstract: The present invention describes a decorative surface covering comprising a plurality of component layers, structural and/or chemical, chemically bonded to the surface, together forming a unique single unit, monolithic decorative surface overlay, referred to generally herein as a functionally bonded system. The functionally bonded system is designed to be flexible, expandable, and functional, providing the same durability as pre-existing flooring or horizontal surfaces. While the individual components have various properties, the chemical bonding of one layer to an adjacent layer above and/or below provides for a unique surface covering that is decorative and functional.

Abstract: A design and fabrication technique whereby a coping cap and/or transition can be supplied with mitered corner sections and other transitional components which utilize the identical prefinished or bare sheet metal material(s) without any reliance on exposed mechanical fasteners, welding, soldering, or post-applied paints. This is essentially accomplished by joining the pre-finished sheet material(s) together using a mesh screen and adhesive on the underside (non-exposed) face of the sheet material(s).

Abstract: New compositions and methods of using those compositions as bonding compositions for temporary wafer bonding are provided. The compositions are used to temporarily bond an active wafer to a carrier wafer or substrate in microelectronic fabrication using an in situ polymerization reaction of the components of the bonding composition to yield the bonding layer. The compositions form polymerized bonding layers that are mechanically strong and thermally resistant, but allow the wafers to be separated at the appropriate stage in the fabrication process. The bonding layer also retains its solubility so that residue can be cleaned from the debonded wafers using simple wet methods rather than etching or other harsh treatments.