Abstract: Novel thermolatent bases and their use as catalysts for the preparation of polyurethanes or epoxy resins are disclosed herein. A process for the preparation of polyurethanes or epoxy resins in the presence of the catalyst is also disclosed.

Abstract: Novel thermolatent bases and their use as catalysts for the preparation of polyurethanes or epoxy resins are disclosed herein. A process for the preparation of polyurethanes or epoxy resins in the presence of the catalyst is also disclosed.

Abstract: Novel thermolatent bases and their use as catalysts for the preparation of polyurethanes or epoxy resins are disclosed herein. A process for the preparation of polyurethanes or epoxy resins in the presence of the catalyst is also disclosed.

Abstract: Compounds of the formula (I) (I), wherein X is O, S, a direct bond or CR16R17; Y is O or S; R1, R2, R3, R4, R5, R6, R7 and R8 for example are hydrogen, halogen, C1-C4alkyl, or a group of formula (II) or (III) (II) (III) provided that either (i) one of R1, R2, R3, R4, R5, R6, R7 or R8 is a group of formula (II) or (III); or (ii) one of R1, R2, R3 or R4 is a group of formula (II) or (III) and one of R5, R6, R7 or R8 is a group of formula (II) or (III); R9 and R10 independently of each other are C1-C4alkyl or together with the C atom to which they are attached form a 5-membered, 6-membered or 7-membered carbocyclic ring; R11 is hydrogen, C1-C4alkyl, C5-C7cycloalkyl, 2-tetrahydropyranyl or Si(C1-C4alkyl)3; R12 and R13 for example are C1-C4alkyl, C2-C12alkenyl, phenyl-C1-C4alkyl, phenyl-C1-C4alkyl which is substituted by C1-C4alkyl, R14 and R15 independently of each other are C1-C4alkyl, C5-C7cycloalkyl, or together with the N atom to which they are attached form a 5-membered, 6-membered or 7-membered ring, which

Abstract: Compounds of the formula (I) (I), wherein X is O, S, a direct bond or CR16R17; Y is O or S; R1, R2, R3, R4, R5, R6, R7 and R8 for example are hydrogen, halogen, C1-C4alkyl, or a group of formula (II) or (III) (II) (III) provided that either (i) one of R1, R2, R3, R4, R5, R6, R7 or R8 is a group of formula (II) or (III); or (ii) one of R1, R2, R3 Or R4 is a group of formula (II) or (III) and one of R5, R6, R7 or R8 is a group of formula (II) or (III); R9 and R10 independently of each other are C1-C4alkyl or together with the C atom to which they are attached form a 5-membered, 6-membered or 7-membered carbocyclic ring; R11 is hydrogen, C1-C4alkyl, C5-C7cycloalkyl, 2-tetrahydropyranyl or Si(C1-C4alkyl)3; R12 and R13 for example are C1-C4alkyl, C2-C2alkenyl, phenyl-C1-C4alkyl, phenyl-C1-C4alkyl which is substituted by C1-C4alkyl, R14 and R15 independently of each other are C1-C4alkyl, C5-C7cycloalkyl, or together with the N atom to which they are attached form a 5-membered, 6-membered or 7-membered ring, which m

Abstract: Iminoxytriazine compounds of the formula I wherein n is 1 or 2; R1 and R2 independently of each other are hydrogen, NH2, NHR5, NR5R6, COR5, COOR5, CONH2, CONHR5, CONR5R6, CN, SR5, OR5, C1-C18alkyl, C3-C12cycloalkyl, C6-C14aryl or C2-C14heteroaryl, wherein said C3-C12cycloalkyl, C6-C14aryl or C2-C14heteroaryl is unsubstituted or substituted by one or more radicals selected from the group consisting of C1-C12alkyl, C3-C12-cycloalkyl, phenyl, halogen and C1-C12 alkoxy, or R1 and R2 together with the C atom to which they are linked form a 4 to 12 membered carbocyclic or heterocyclic saturated or unsaturated ring which is unsubstituted or substituted by one or more radicals selected from the group consisting of C1-C12alkyl, C3-C12-cycloalkyl, phenyl, halogen and C1-C12 alkoxy; R3 is F, Cl, OH, OR5, SH, SR5, NH2, NHR5, NR5R6 or R1R2C?N—O—; wherein R1 and R2 in all groups R1R2C?N—O— in the compound of the formula I are identical or different; if n is 1, R4 is F, Cl, OH, OR5, SH, SR5, NH2, NHR5, NR5R6 or R1R2C

Abstract: Iminoxytriazine compounds of the formula I wherein n is 1 or 2; R1 and R2 independently of each other are hydrogen, NH2, NHR5, NR5R6, COR5, COOR5, CONH2, CONHR5, CONR5R6, CN, SR5, OR5, C1-C18alkyl, C3-C12cycloalkyl, C6-C14aryl or C2-C14heteroaryl, wherein said C3-C12cycloalkyl, C6-C14aryl or C2-C14heteroaryl is unsubstituted or substituted by one or more radicals selected from the group consisting of C1-C12alkyl, C3-C12-cycloalkyl, phenyl, halogen and C1-C12 alkoxy, or R1 and R2 together with the C atom to which they are linked form a 4 to 12 membered carbocyclic or heterocyclic saturated or unsaturated ring which is unsubstituted or substituted by one or more radicals selected from the group consisting of C1-C12alkyl, C3-C12-cycloalkyl, phenyl, halogen and C1-C12 alkoxy; R3 is F, Cl, OH, OR5, SH, SR5, NH2, NHR5, NR5R6 or R1R2C?N—O—; wherein R1 and R2 in all groups R1R2C?N—O— in the compound of the formula I are identical or different; if n is 1, R4 is F, Cl, OH, OR5, SH, SR5, NH2, NHR5, NR5R6 or R1R2C

Abstract: The invention relates to the use of O-imino-iso-urea compounds as source of radicals to polymerizable compositions comprising these O-imino-iso-urea and to new O-imino-iso-urea compounds. The O-Imino-isoureas compounds are compounds of the formula (I) wherein and salts thereof.

Abstract: The present invention relates to curable compositions comprising a thermolatent amidine base and an organic material which is polymerizable or crosslinkable with a basic or nucleophilic catalyst. In particular, the invention relates to curable coating compositions, especially powder coating compositions, and curable adhesive compositions, as well as to the use a thermolatent amidine base as a curing catalyst for thermally induced base-catalyzed polymerization or crosslinking reactions.

Abstract: The invention relates to the use of triazenes of formula (I) wherein Q is a direct bond or a bivalent radical —(CR8R9)—, Z1 is —O—, —NR10—, —CH2—, —(CR11R12)— or —C(?O)— and R1 to R12 are optionally substituted hydrocarbon residues, as precursors for radicals useful in reactions triggered by free radicals, such as polymerization of unsaturated monomers and degradation of polyolefins. Most of the triazenes of formula (I) are novel and claimed, too, as well as the preparation of triazenes of formula (I) and polymerizable compositions comprising them.

Abstract: The invention relates to the use of O-imino-iso-urea compounds as source of radicals to polymerizable compositions comprising these O-imino-iso-urea and to new O-imino-iso-urea compounds.

Abstract: The invention relates to novel O-dialkylamino-isoureas and polymerizable compositions comprising these O-dialkylamino-isoureas of compounds of the general formula (I). The invention further relates to the use of O-dialkylamino-isoureas as polymerization initiators, especially to prepare coatings or for controlled degradation of polyolefins.

Abstract: The invention relates to the use of O-imino-iso-urea compounds as source of radicals to polymerizable compositions comprising these O-imino-iso-urea and to new O-imino-iso-urea compounds.

Abstract: The invention relates to a process for the preparation of crosslinked polymers bearing nitroxide groups, which are prepared by a method frequently called atom transfer radical addition polymerization (ATRA). A further aspect of the invention is the use of such polymeric crosslinked nitroxides as stabilizers for polymers against the detrimental influences of heat and UV light, as stabilizers against premature polymerization of vinyl aromatic monomers and as active electrode materials in secondary batteries.

Abstract: The invention relates to the use of O-imino-iso-urea compounds as source of radicals to polymerizable compositions comprising these O-imino-iso-urea and to new O-imino-iso-urea compounds.

Abstract: The invention relates to a process for the preparation of secondary nitroxide radicals from their corresponding secondary amines by oxidation with an organic peracid, comprising the steps a) adding to a reaction vessel a secondary amine, optionally together with an organic solvent and in one batch a base selected from the group consisting of alkali metal, alkaline earth metal or ammonium bicarbonates and alkaline earth metal or ammonium carbonates or mixtures thereof in the form of a solid together with water or as an aqueous slurry; b) dosing a peracid under stirring to the reaction mixture in an amount of 1.0 to 2.5 mol per mol of secondary amine; and c) isolating the organic phase.

Abstract: The invention relates to the use of triazenes of formula (I) wherein Q is a direct bond or a bivalent radical —(CR8R9)—, Z1 is —O—, —NR10—, —CH2—, —(CR11R12)— or —C(?O)— and R1 to R12 are optionally substituted hydrocarbon residues, as precursors for radicals useful in reactions triggered by free radicals, such as polymerization of unsaturated monomers and degradation of polyolefins. Most of the triazenes of formula (I) are novel and claimed, too, as well as the preparation of triazenes of formula (I) and polymerisable compositions comprising them.

Abstract: The invention relates to novel O-dialkylamino-isoureas and polymerizable compositions comprising these O-dialkylamino-isoureas of compounds of the general formula (I). The invention further relates to the use of O-dialkylamino-isoureas as polymerization initiators, especially to prepare coatings or for controlled degradation of polyolefins.

Abstract: The present invention relates to curable compositions comprising a thermolatent amidine base and an organic material which is polymerisable or crosslinkable with a basic or nucleophilic catalyst. In particular, the invention relates to curable coating compositions, especially powder coating compositions, and curable adhesive compositions, as well as to the use a thermo-latent amidine base as a curing catalyst for thermally induced base- catalyzed polymerisation or crosslinking reactions.

Abstract: The invention relates to a process for the preparation of secondary nitroxide radicals from their corresponding secondary amines by oxidation with an organic peracid, comprising the steps a) adding to a reaction vessel a secondary amine, optionally together with an organic solvent and in one batch a base selected from the group consisting of alkali metal, alkaline earth metal or ammonium bicarbonates and alkaline earth metal or ammonium carbonates or mixtures thereof in the form of a solid together with water or as an aqueous slurry; b) dosing a peracid under stirring to the reaction mixture in an amount of 1.0 to 2.5 mol per mol of secondary amine; and c) isolating the organic phase.