Patent application number | Description | Published |
20080214709 | Polyurethane Dispersion Containing Alkanolamines - A polyurethane dispersion whose polyurethane comprises anionic groups at least 10 mol % of which are neutralized by alkanolamines having at least two hydroxyl groups, excluding polyurethane dispersions comprising water-emulsifiable polyisocyanates. | 09-04-2008 |
20090056873 | POLYURETHANE ADHESIVE COMPRISING SILANE GROUPS AND CARBODIIMIDE GROUPS - An adhesive comprising a polyurethane and 0.0001 to 0.1 mol of carbodiimide groups per 100 g of polyurethane, wherein the polyurethane contains 0.0001 to 0.1 mol of hydroxysilane or alkoxysilane groups (silane groups for short) per 100 g of polyurethane. | 03-05-2009 |
20090104453 | HEAT-ACTIVABLE POLYURETHANE SHEET - The use of a film for adhesively bonding two substrates, wherein the film comprises a layer which is composed of more than 30% by weight of a heat-activatable polyurethane (PU layer for short). | 04-23-2009 |
20090170392 | COMPOSITE ELEMENT MADE FROM POLYURETHANE AND POLYOLEFIN - A composited element comprises a substrate composed of a polyolefin and a substrate composed of a polyurethane which are composited together by an adhesive. | 07-02-2009 |
20090194232 | POLYURETHANE ADHESIVE WITH A SILANE COMPOUND AS AN ADDITIVE - Aqueous adhesive comprising a polyurethane and a silane of the formula | 08-06-2009 |
20090233110 | Use of polypeptides in the form of adhesive agents - A multilayered composite or coated substrate, comprising compounds of which at least 40% by weight are composed of alpha-amino acids linked via peptide bonds as adhesion promoters between at least two adjacent layers of the composite or between the coating and the substrate. | 09-17-2009 |
20090252959 | CROSS-LINKABLE PRESSURE-SENSITIVE ADHESIVE FOR DETACHABLE SOFT PVC SUPPORTS - Self-adhesive articles comprising at least one backing and a pressure sensitive adhesive comprising
| 10-08-2009 |
20100065209 | MICROCAPSULES COMPRISING COMPOUNDS CONTAINING CARBODIIMIDE GROUPS - Microcapsules wherein
| 03-18-2010 |
20100092774 | PRESSURE SENSITIVE ADHESIVE FOR PAPER LABELS - Paper labels coated with a pressure sensitive adhesive (PSA), wherein
| 04-15-2010 |
20110024035 | MICROCAPSULES HAVING A RADIATION-INDUCED OR THERMAL RELEASE - The present invention relates to microcapsules comprising a capsule core comprising a lipophilic substance and also at least one compound which absorbs electromagnetic radiation from the wavelength range from 700 nm to 1 m, and a capsule wall synthesized from | 02-03-2011 |
20110151251 | ADHESIVE COMPOSITION FOR PLASTICIZER-FREE, SELF-ADHESIVE REMOVABLE LABELS - A description is given of an adhesive composition which comprises a polymer preferably in the form of an emulsion polymer in dispersion in water. The emulsion polymer has a glass transition temperature of less than −61° C. and is preparable by emulsion polymerization at temperatures less than 80° C. from 80-95% by weight of 2-ethylhexyl acrylate and 5-20% by weight of further, ethylenically unsaturated, free-radically copolymerizable monomers, of which 0.2% to 2% by weight, based on the total amount of monomers, are acid-containing comonomers. The adhesive composition can be used in particular as a pressure-sensitive adhesive for producing plasticizer-free, self-adhesive, redetachable paper labels. | 06-23-2011 |
20110152052 | COLD-SEALED, RECLOSEABLE PACK AND COMPOSITION FOR PRODUCING IT - Described is a recloseable pack having a cold-sealed layer of adhesive which is recloseable after the pack has been opened, the layer of adhesive comprising an emulsion polymer composed to an extent of at least 60% by weight of principal monomers selected from the group consisting of C1 to C20 alkyl (meth)acrylates, vinyl esters of carboxylic acids comprising up to 20 C atoms, vinylaromatics having up to 20 C atoms, ethylenically unsaturated nitriles, vinyl halides, vinyl ethers of alcohols comprising 1 to 10 C atoms, aliphatic hydrocarbons having 2 to 8 C atoms and one or two double bonds, and mixtures of these monomers, the emulsion polymer being preparable by emulsion polymerization of free-radically polymerizable monomers in the presence of at least one protective colloid. Also described are aqueous polymer dispersions suitable for producing the pack of the invention, and polymer films coated with the polymer dispersions. | 06-23-2011 |
20110239593 | USE OF AN ACTIVATABLE ADHESIVE COMPOSITION FOR PRODUCING FOLDING-CARTON BLANKS - Described is the use of an activatable adhesive composition for producing a folding-carton blank which is blocking-resistant at 25° C. with adhesive composition applied thereto. The adhesive composition has at less than or equal to 25° C. an Ig G′ value of greater than or equal to 6 and at greater than or equal to 120° C. has an Ig G′ value of less than or equal to 4, and comprises a copolymer having a glass transition temperature of greater than 30° C. The copolymer is formed from a first monomer and from more than 3% by weight and less than 40% by weight of a second monomer, the first monomer being selected from alkyl (meth)acrylates and vinylaromatics, and the second monomer being selected from ethylenically unsaturated monomers having acid groups and hydroxyalkyl (meth)acrylates. | 10-06-2011 |
20110240721 | MICROWAVE-ACTIVATABLE ADHESIVE COMPOSITIONS FOR PRODUCING FOLDING-CARTON BLANKS - Described is the use of a microwave-activatable adhesive composition for producing folding-carton blanks for the microwave-activated production of folding cartons. The adhesive composition preferably at less than or equal to 25° C. has an Ig G′ value of greater than or equal to 6 and at greater than or equal to 120° C. has an Ig G′ value of less than or equal to 4, and comprises at least one polymer having a glass transition temperature of greater than 30° C., the folding-carton blanks with adhesive composition applied thereto being blocking-resistant at 25° C. prior to microwave activation. | 10-06-2011 |
20110247746 | USE OF SYNTHETIC ADHESIVES IN THE MANUFACTURE OF CORRUGATED FIBERBOARD - Described is the use of synthetic adhesives in the manufacture of corrugated fiberboard at relatively low temperatures and high lineal speeds. The corrugated fiberboard includes a corrugated sheet of paper and a flat linerboard and the corrugation of the corrugated sheet of paper is produced at paper temperatures below 95° C. and at a lineal speed above 150 m/min. The production of the corrugation of a corrugated sheet of paper is immediately followed by a continuous operation in which a preferably unheated corrugated board adhesive is applied and the corrugated sheet of paper is adhered to at least one first linerboard. The corrugated board adhesive used is an aqueous adhesive dispersion based on at least one synthetic, dispersed polymer having preferably more than 40% by weight solids content, selected from acrylate copolymers, copolymers of vinylaromatics and conjugated aliphatic dienes and vinyl acetate-alkylene copolymers, wherein the glass transition temperatures of the polymers are above 20° C. and (preferably at least 5° C.) below the surface temperature of the corrugated sheet of paper to which they are applied. | 10-13-2011 |
20110305914 | MULTISTAGE PREPARATION OF AQUEOUS POLYMER DISPERSIONS FOR PRODUCING COMPOSITE FILMS - Described is a process for preparing an aqueous polymer dispersion from ethylenically unsaturated, free-radically polymerizable monomers. In a first stage, a first polymer is prepared by free-radical emulsion polymerization. In a second stage, an aqueous polymer dispersion is prepared in the presence of the first polymer. The monomers of the first stage comprise monomers with acid groups. The polymerization of the first stage takes place at a low pH of less than 5. The acid groups of the first polymer are neutralized during the polymerization of the second stage to an extent such that the pH of the polymer dispersion at the end of the second stage is greater than 5. The aqueous polymer dispersions can be used as adhesives for producing composite films. | 12-15-2011 |
20120015193 | USE OF POLYURETHANE ADHESIVE FORMED FROM POLYESTER DIOLS, POLYETHER DIOLS AND SILANE COMPOUNDS IN THE MANUFACTURE OF FILM/FOIL-COATED FURNITURE - The present invention relates to the use of a polyurethane adhesive in the manufacture of film/foil-coated furniture. The adhesive consists of two components, the first component comprising at least two different polyurethanes which comprise carboxyl groups, and the polyurethanes comprising units derived from polyester diols and units derived from polyether diols, the weight quantity ratio of the sum total of all units derived from polyester diols to the sum total of all units derived from polyether diols being in the range from 1:9 to 9:1, and the second component comprising at least one silane compound reactive toward carboxyl groups. | 01-19-2012 |
20120021213 | ADHESIVE MADE OF POLYMERS HAVING CRYSTALLINE DOMAINS, AMORPHOUS POLYURETHANE AND SILANE COMPOUNDS - A description is given of an adhesive comprising two components, the first component comprising at least two different polymers of which at least one contains carboxyl groups. One of the polymers is selected from polymers which are capable of forming crystalline domains and copolymers of ethylene and vinyl acetate, and the second polymer is an amorphous polyurethane, the quantitative weight ratio of first polymer to second polymer being from 2:8 to 8:2. The second component comprises at least one silane compound that is reactive toward carboxyl groups. The adhesive can be used to produce film-laminated moldings for automobile construction which feature high resistance to climatic cycling. | 01-26-2012 |
20120148855 | USE OF POLYELECTROLYTE COMPLEXES FOR PRODUCING POLYMER FOILS WITH OXYGEN-BARRIER PROPERTIES - The use of polyelectrolyte complexes is described, for providing an oxygen barrier to packaging materials made of polymer foils. Polymeric components of the polyelectrolyte complex are applied in polymerized form to the polymer foil. The polymer foil is either coated with an aqueous dispersion comprising a dispersed polyelectrolyte complex previously produced by water-in-water emulsion polymerization, or is coated with a composition comprising a polyelectrolyte complex produced from anionic polymer and from cationic surfactant, or the polymer foil is coated with at least three alternating layers, where respectively one of two adjacent layers comprises an anionic polyelectrolyte component and the other of two adjacent layers comprises a cationic polyelectrolyte component, and polyelectrolyte complexes form at the opposite, adjacent interfaces of the alternating layers. | 06-14-2012 |
20120252926 | LATENTLY REACTIVE POLYURETHANE DISPERSION WITH ACTIVATABLE CROSSLINKING - A description is given of an aqueous polymer dispersion comprising at least one polyurethane, dispersed in aqueous phase and having one or more uretdione groups, and at least one solid polyamine with a deactivated surface, said dispersion being useful as an adhesive, coating material or sealant or for producing adhesive, coating or sealing compositions. The compositions can be activated thermally or by electromagnetic radiation. | 10-04-2012 |
20130149510 | USE OF AQUEOUS POLYURETHANE DISPERSIONS FOR COMPOSITE FOIL LAMINATION - The use of aqueous polyurethane dispersions is described for composite foil lamination, where at least 10% by weight of the polyurethane derives from at least one amorphous polyester polyol. | 06-13-2013 |