Patent application number | Description | Published |
20080251204 | Reactive Polyurethane-Hot Melt Adhesive Having a Low Isocyanate-Monomer Content - The invention relates to relates to moisture-hardened hot melt adhesive which contains at least one polyurethane polymer of formula (I) which comprises aldimine groups and which is solid at room temperature, in addition to at least one polyurethane polymer P which comprises isocyanate groups, if q in formula (I) represents zero, or if X in formula (I) represents N—R | 10-16-2008 |
20090142610 | Hotmelt adhesive with good adhesion to polyolefins - The present invention relates to hotmelt adhesive compositions which comprise at least one thermoplastic polyolefin (P) which is solid at 25° C., and also at least one amide (A) of the formula (I) or (II). | 06-04-2009 |
20090214875 | Laminating adhesive for demoulding at elevated temperature - The present invention relates to a laminating adhesive composition which contains a reaction product which contains isocyanate groups and which is obtained from the reaction of at least two specific polyester polyols, solid at room temperature, and a polyisocyanate. | 08-27-2009 |
20100006221 | Amorphous polyurethane polymer and its use in hotmelt adhesives - The present invention relates to innovative amorphous polyurethane polymers of the formula (I) and also to hotmelt adhesive compositions based on them. The compositions are notable for greatly improved dimensional stability after application, and are ideally suited to the adhesive bonding of transparent substrates. The polymers are notable for rapid, bubble-free curing. | 01-14-2010 |
20100040894 | Moisture-Curing Hotmelt Adhesives Comprising at Least One Silane-Functional Polyurethane Prepolymer - The present invention relates to moisture-curing hotmelt adhesive compositions which comprise at least one silane-functional polyurethane prepolymer of the formula (I). The compositions have neither heating nor curing bubbles and feature an exceptional viscosity stability at high temperatures. These hotmelt adhesives are therefore suitable especially for industrial manufacture and especially of transparent materials. | 02-18-2010 |
20100291368 | MOISTURE-CURING HOT-MELT ADHESIVE COMPOUND CONTAINING POLYALDIMINE - The present invention relates to moisture-reactive hot-melt adhesive compounds, comprising at least one polyurethane polymer P which is solid at room temperature and which has isocyanate groups, at least one polyaldimine ALD of the formula (Ia) or (Ib), and at least one acid K in the form of an organic monocarbon acid, or dicarbon acid, or an organic monosulphonic acid, or disulphonic acid, or a compound which can be hydrolyzed to give one of these acids. These hot-melt adhesive compounds cure without bubbles and exhibit exceptionally quick crosslinking speed and good strength after crosslinking. | 11-18-2010 |
20110020634 | HOTMELT ADHESIVES HAVING AN EXTENDED OPEN TIME - The present invention relates to hotmelt adhesive compositions which comprise at least one thermoplastic, silane-grafted poly-α-olefin which is solid at 25° C. and at least one soft resin having a melting point or softening point between −10° C. and 40° C. These hotmelt adhesive compositions are suitable in particular as laminating adhesives and, even in thin layers, have an extended open time but nevertheless build up a high early strength rapidly and lead to a heat-stable adhesive bond. | 01-27-2011 |
20110250012 | ROADWAY SEALING AND METHOD FOR ITS PRODUCTION - A method is disclosed for manufacturing a roadway structure. To provide a good bond between plastic film and a bitumen-based support layer, an adhesive layer is provided that includes at least one fibrous material layer and one thermoplastic that is solid at room temperature. This method can allow for a rapid and efficient formation of a roadway structure. | 10-13-2011 |
20120171466 | HOT-MELT ADHESIVES WITH IMPROVED ADHESION ON LOW-ENERGY SURFACES - A hot-melt adhesive composition, the use thereof, and a composite body including the hot-melt adhesive composition. The hot-melt adhesive composition includes a polyolefin P, which is solid at 25° C., a soft resin WH with a softening point between −10° C. and 40° C., and a polar modified polyolefin wax PW. | 07-05-2012 |
20120245069 | ALDIMINE CLEANING COMPOSITION FOR REACTIVE POLYURETHANE COMPOSITIONS - Methods of using an aldimine of formula (I) as cleaning agent or ingredient of a cleaning agent composition for reactive polyurethane compositions, especially for reactive polyurethane hot melt adhesives. It has been found that such cleaning agents can greatly reduce the quantity of wastes and in particular mixtures of blocked and nonblocked reactive polyurethane compositions can be used without problem for gluing, without the gluing being negatively influenced in its properties, especially its thermal stability. | 09-27-2012 |
20120315491 | HOT MELT ADHESIVE COMPOSITIONS HAVING GOOD ADHESION ON BOTH POLAR AND NONPOLAR SUBSTRATES - A hot melt adhesive composition including a) at least one thermoplastic silane grafted poly-α-olefin that is solid at 25° C.; and b) at least one reaction product of a polyisocyanate having an isocyanate-reactive silane, wherein the isocyanate-reactive silane includes exactly one group reactive to an isocyanate group, selected from a hydroxyl group, a mercapto group, and an amino group, and wherein the reaction product includes a molecular weight M | 12-13-2012 |