Patent application number | Description | Published |
20090215925 | Polymer dispersions or solutions comprising 3,4 dihydroxyphenyl groups - The invention relates to a dispersion or solution of a polymer in water, organic solvents or mixtures thereof. The invention is characterised in that the polymer contains at least 0.001 mols of 3,4 dihydroxyphenyl groups (calculated at 109 g/mol) for 100 g polymer. | 08-27-2009 |
20090270577 | PRESSURE-SENSITIVE ADHESIVE COMPRISING A C10 ALKYL (METH)ACRYLATE - A pressure-sensitive adhesive comprising a synthetic polymer binder, wherein the polymer has been synthesized from 10% to 100% by weight of a C10 alkyl (meth)acrylate and the alkyl group of the C10 alkyl (meth)acrylate has a propyl group as substituent (referred to subsequently as C10 alkyl (meth)acrylate). | 10-29-2009 |
20090277560 | CARRIER FOR COLD SEAL COATED FACE AND BACK - A double-sidedly coated backing comprising on one side (referred to below as face) an outer layer of a pressure-sensitive adhesive and on the other side (referred to below as reverse) an outer layer of an apolar release coating forming a contact angle of greater than 85° with water at 20° C. | 11-12-2009 |
20100291383 | FIBER ADHESIVE - Tacky polymeric fibers having a nontacky core and a tacky outer shell. | 11-18-2010 |
20110143156 | METHOD OF PRODUCING PACKAGING HAVING FAT BARRIER PROPERTIES - A description is given of a method of producing packaging, the packaging surface being coated with a polyelectrolyte complex, and the polyelectrolyte complex being composed of at least one first polymer and at least one second polymer, the first polymer being an anionic polymer and the second polymer being a cationic polymer. The packaging is distinguished by good fat barrier properties. | 06-16-2011 |
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 |
20120148836 | USE OF POLYELECTROLYTE COMPLEXES AS PLASTICIZER BARRIERS - The use of polyelectrolyte complexes as plasticizer barrier is described, in particular those formed from anionic polymer and from cationic polymer, as also are plasticized substrates and production of the same, where the plasticized substrates have been coated with at least one layer which comprises at least one polyelectrolyte complex. | 06-14-2012 |
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 |
20130101796 | Method for Producing Finely Structured Surfaces - A method for producing finely structured surfaces, in particular in plastics, includes a) applying at least one coating compound on at least one substrate; b) forming a fine structure by a die, which has the negative of a fine structure, c) curing the resultant finely structured coating compound, obtaining a substantially cured coating; and d) separating the finely structured coating from the die, wherein steps d) and c) can also be carried out in the reverse order. | 04-25-2013 |
20140073717 | PHOTOREACTIVE POLYMER - A description is given of a photoreactive polymer preparable by radical polymerization using at least one photoreactive monomer, where the photoreactive monomer has at least one radically polymerizable C—C double bond, at least one hydrophilic group selected from an ethylene glycol group and polyethylene glycol groups having at least 2 ethylene glycol units, and at least one photoreactive group, the photoreactive group being a photoenolizable carbonyl group. | 03-13-2014 |
20140073810 | PHOTOREACTIVE MONOMERS - Photoreactive monomer which has (i) at least one free-radically polymerizable C—C double bond, (ii) at least one hydrophilic group selected from an ethylene glycol group and a polyethylene glycol group having at least 2 ethylene glycol units and (iii) at least one photoreactive group, the photoreactive group being a photoenolizable carbonyl group, and also a method for preparing the photoreactive monomers. | 03-13-2014 |