Abstract: The invention relates to 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines, process for their preparation, and their use for producing medicaments for improving learning and/or memory. The 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines are of the formula (I): with the variables as defined in the claims.

Abstract: The invention relates to novel 6-arylmethyl-substituted pyrazolopyrimidines, process for their preparation and their use for producing medicaments for improving perception, concentration, learning and/or memory.

Abstract: The present invention relates to a polyurea system encompassing as component A) isocyanate-functional prepolymers obtainable by reaction of aliphatic isocyanates A1) with polyols A2), which can in particular have a number average molecular weight of ?400 g/mol and an average OH functionality of 2 to 6, as component B) amino-functional compounds of general formula (I) in which X is an organic residue comprising a tertiary amino function, having no Zerewitinoff active hydrogen, R1 is a CH2—COOR3 residue, in which R3 is an organic residue having no Zerewitinoff active hydrogen, a linear or branched C1 to C4 alkyl residue, a cyclopentyl or cyclohexyl residue or H, R2 is an organic residue having no Zerewitinoff active hydrogen, n is an integer ?2 or ?3, in particular for closing, binding, bonding or covering cell tissue, and to a metering system for the polyurea system according to the invention.

Abstract: The present invention relates to a polyurea system comprising as component A) isocyanate-functional prepolymers obtainable by reaction of aliphatic isocyanates A1) with polyols A2), which in particular can have a number-average molecular weight of ?400 g/mol and a mean OH functionality of from 2 to 6, as component B) an amino-functional compound of the general formula (I) in which X is an organic radical containing a secondary amino function, Y is an organic radical that contains a tertiary amino group and does not contain Zerewitinoff-active hydrogen, R1 is a CH2—COOR3 radical in which R3 is an organic radical that does not contain Zerewitinoff-active hydrogen, a linear or branched C1- to C4-alkyl radical, a cyclopentyl radical, a cyclohexyl radical or H, R2 is an organic radical that does not contain Zerewitinoff-active hydrogen, a is 1 or 2, b is 1 or 2, and a+b=2 or 3, for stemming the escape of blood, and to a metering system for the polyurea system according to the invention.

Abstract: The invention relates to novel 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines, process for their preparation and their use for producing medicaments for improving perception, concentration, learning and/or memory. The pyrazolopyrimidine compounds are within the formula (I) as described herein.

Abstract: The invention relates to a polyurea system comprising as component A) isocyanate-functional prepolymers which can be obtained by reacting aliphatic isocyanates A1) with polyols A2) that can have a number-average molecular weight of =400 g/mol and an average OH functionality of 2 to 6 in particular; and as component B) amino-functional aspartic acid esters of the general formula (I) in which X is an organic group containing a secondary amino function, R1, R2 are the same or different organic groups that do not have Zerewitinoff-active hydrogen, and n is a whole number of at least 2, in particular for sealing, bonding, gluing, or covering cell tissue. The invention also relates to a metering system for the polyurea system according to the invention.

Abstract: The present invention relates to a compound of formula (I) wherein R1, R2 each independently of the other are identical or different organic radicals which do not contain Zerewitinoff-active hydrogen, and R4, R5, R6 each independently of the others are saturated, linear or branched organic radicals which do not contain Zerewitinoff-active hydrogen and which are also optionally substituted in the chain by heteroatoms, for use in a polyurea system which is provided in particular for sealing, bonding, gluing or covering cell tissue. The invention further provides a polyurea system comprising the compound according to the invention, and a metering system for the polyurea system according to the invention.

Abstract: The invention relates to a wound dressing, comprising a liquid-absorbing substrate having active substance depots contained therein, wherein the active substance depots comprise particles of at least one active substance which are encapsulated in a silicone shell. The invention further relates to a wound dressing according to the invention for use as a means for treating wounds and to the use of a wound dressing according to the invention for producing a means for treating wounds.

Abstract: The invention relates to novel cyanopyrimidinones, process for their preparation, and the use thereof for producing medicaments for improving perception, concentration, learning and/or memory.

Abstract: The present invention relates to aqueous polyurethane dispersions for sealing teats of animal mammary glands.

Abstract: The invention relates to an adhesive composite system comprising an adhesive layer of a tissue adhesive and a protective layer which is applied to the surface of the adhesive layer, said tissue adhesive being based on hydrophilic polyurethane polymers and the protective layer is water-proof. The invention also relates to a method for producing said adhesive composite system, to an adhesive composite system obtained according to said method, an adhesive composite system which can be used for covering, closing or gluing cellular tissue and to the use of the adhesive composite system for producing a product for covering, closing or gluing cellular tissue.

Abstract: The present invention relates to a hydrogel on the basis of polyurethane or polyurethane urea, said hydrogel comprising hydrolysable functional groups in the polymer chain, to a method for producing the hydrogel and to the use of the hydrogel as adhesion barriers.

Abstract: The present invention relates to a polyurea system, the use of such a polyurea system for sealing, linking, gluing, or covering of cellular tissue, and a dosing system having two chambers for a polyurea system such as this. The polyurea system comprises as components: A) an isocyanate-functioning prepolymer, which can be derived by reacting aliphatic isocyanates with polyoles, and B) an amino-functioning ester of aspartic acid. According to the invention, water and/or tertiary amine is added to the system, in order to increase the reacting speed of the prepolymer with the amino-functioning ester of aspartic acid while decreasing the setting time at the same time.

Abstract: The invention relates to novel 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines, process for their preparation and their use for producing medicaments for improving perception, concentration, learning and/or memory.

Abstract: The invention relates to novel cyanopyrimidinones, process for their preparation, and the use thereof for producing medicaments for improving perception, concentration, learning and/or memory.

Abstract: The present invention relates to an electromechanical transducer, in particular an electromechanical sensor, actuator and/or generator, which exhibits a polymer element that is obtainable from a reaction mixture comprising a polyisocyanate or a polyisocyanate prepolymer or a mixture thereof and a compound with at least two isocyanate-reactive amino groups. Moreover, the present invention relates to a process for producing an electromechanical transducer of such a type and also to the use of a polymer element of such a type as an electromechanical element. Furthermore, the present invention relates to an electronic and/or electrical apparatus that includes an electromechanical transducer according to the invention, and also to the use of an electromechanical transducer according to the invention in an electronic and/or electrical apparatus.

Abstract: The present application relates to novel 4-chromenonyl-1,4-dihydropyridinecarbonitriles, processes for their preparation, pharmaceutical compositions containing them, and their use for the treatment and/or prophylaxis of diseases, especially cardiovascular disorders.

Abstract: Described are 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolo[3,4-d]pyrimidines of the formula (I): as defined herein, processes for their preparation and their use for producing medicaments for treating impairment of perception, concentration, learning and/or memory.

Abstract: The invention relates to novel rapidly-curing adhesives made from hydrophilic polyisocyanate prepolymers for application in surgery.

Abstract: The invention relates to novel cyanopyrimidinones, process for their preparation, and the use thereof for producing medicaments for improving perception, concentration, learning and/or memory.