Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

This invention relates to a process to make a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, by mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R1-OH, and optionally, at least one solvent that has no reactive groups which may react with aldehyde groups, -CO-NH- groups, or hydroxyl groups, to effect an addition reaction to obtain a solution of a product UA, where R1 is selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, to the reaction product obtained by this process, and to a method of use thereof as crosslinker for coating compositions.

Mixtures of crosslinking agents

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multifunctional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an aminotriazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO)n, where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl- aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols.

Reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups -OH and alkoxy groups -OR characterised in that the groups -OR comprise at least two kinds of alkoxy groups -OR1 and -OR2, where R1 and R2 are both selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, where R1 and R2 may be the same or may be different from each other, to a process of making these, and to a method of use as crosslinker in coating compositions.

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

Summary The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U , and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterised in that the degree of etherification, measured as the ratio n (-O-R) / n (U) of the amount of substance n (-O-R) of alkoxy groups as substituents of the aldehyde carbon atoms of the multifunctional aldehyde chemically bound in the reaction product UA to the amount of substance n (U) of cyclic urea U chemically bound in the reaction products, is less than 0.01 mol/mol, and to a process for the preparation of the reaction product UA.

MIXTURES OF CROSSLINKING AGENTS

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multi-functional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an amino-triazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO), where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl-aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols. 1. A crosslinker composition comprising(a) a reaction product of a cyclic urea U and a multifunctional aldehyde A, and [{'sub': 'n', '(b1) reaction products of an aminotriazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO), where Y is an n-functional aliphatic residue, and n is greater than 1, where U is not dihydroxyethylene urea if the crosslinker (b) is (b1),'}, '(b2) reaction products of urea and/or cyclic ureas and formaldehyde,', '(b3) alkoxycarbonylaminotriazines,', '(b4) multifunctional isocyanates which may be partially or completely blocked,', '(b5) reaction products of phenols and aliphatic monoaldehydes,', '(b6) multifunctional epoxides,', '(b7) multifunctional aziridines,', '(b8) multifunctional carbodiimides,, '(b) at least one crosslinker selected from the group consisting of'}wherein any of the crosslinkers (a) and (b) which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic ...

PROCESS FOR THE PREPARATION OF A REACTION PRODUCT OF A CYCLIC UREA AND A MULTIFUNCTIONAL ALDEHYDE

This invention relates to a process to make a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, by mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R—OH, and optionally, at least one solvent that has no reactive groups which may react with aldehyde groups, —CO—NH— groups, or hydroxyl groups, to effect an addition reaction to obtain a solution of a product UA, where Ris selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, to the reaction product obtained by this process, and to a method of use thereof as crosslinker for coating compositions. 2. The process of wherein the addition reaction is conducted in a pH range of more than 7.5.3. The process of wherein the addition reaction is conducted in a pH range of from 4.5 to 7.5.4. The process of wherein the addition reaction is conducted in a pH range of less than 4.5.6. The process of wherein the ratio of the amount of substance n(-O—R) of alkoxy groups —O—Rto the amount of substance n(-O—R) of alkoxy groups —O—Rin the etherified product of the process of is between 0.11 mol/mol and 20 mol/mol.8. The process of characterised in that in step a) claim 1 , the amount of multifunctional aldehyde A added is between 20% and 80% of the stoichiometric amount needed claim 1 , and that after step a) claim 1 , a further quantity of multifunctional aldehyde A is added and reacted with the reaction mixture formed in step a) wherein the total amount of multifunctional aldehyde A added is chosen such that the ratio of the amount of substance of aldehyde groups n(-CHO) in the multifunctional aldehyde A and the amount of substance of groups n(-CO—NH) in the cyclic urea U is from 0.2 mol/mol to 4 mol/mol.9. The process of characterised in that after an etherification step claim 5 , at least a part of the unreacted alcohol and optionally claim 5 , at ...

REACTION PRODUCT OF A CYCLIC UREA AND A MULTIFUNCTIONAL ALDEHYDE

The invention relates to a reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups —OH and alkoxy groups —OR characterised in that the groups —OR comprise at least two kinds of alkoxy groups —ORand —OR, where Rand Rare both selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, where Rand Rmay be the same or may be different from each other, to a process of making these, and to a method of use as crosslinker in coating compositions. 1. A reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups —OH and alkoxy groups —OR characterised in that the groups —OR comprise alkoxy groups —ORand —OR , where Rand Rare both selected from the group consisting of linear , branched or cyclic alkyl groups having from one to twelve carbon atoms , which may be interrupted by one or more of —O— , —NR″— , —S— , where R″ stands for H , or an alkyl group having from one to six carbon atoms , with the proviso that not two —O— or not two —S— atoms may be immediately adjacent , wherein either{'sup': 1', '2', '2', '1, 'Rand Rare different from each other, and Rhas at least one carbon atom more than R, the reaction product UA being made by a process comprising the steps of'}a) mixing a multifunctional aldehyde A with a cyclic urea U to effect an addition reaction, optionally, in the presence of a co-solvent which does not react with any of the multifunctional aldehyde A, the cyclic urea U, and the reaction product UA, and further optionally, removing water,{'sup': '1', 'b) adding an aliphatic ...

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterised in that the degree of etherification, measured as the ratio <<(- 0 -R)/<<(U) of the amount of substance n(-O-R) of alkoxy groups as substituents of the aldehyde carbon atoms of the multifunctional aldehyde chemically bound in the reaction product UA to the amount of substance <<(U) of cyclic urea U chemically bound in the reaction products, is less than 0.01 mol/mol, and to a process for the preparation of the reaction product UA.

FORMALDEHYDE FREE CROSSLINKING COMPOSITIONS

The present invention relates to reaction products H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P, process for preparing thereof and compositions comprising thereof. 127-. (canceled)28. A reaction product H of at least one cyclic urea U , at least one multifunctional aldehyde A , and at least one polyol P ,wherein the reaction product H is obtained in the presence of at least one acid catalyst C.29. The reaction product H according to claim 28 , wherein the at least one acid catalyst C is an organic acid catalyst.30. The reaction product H according to claim 28 , wherein the at least one acid catalyst C is selected from the group consisting of citric acid claim 28 , succinic acid claim 28 , lactic acid claim 28 , tartaric acid and any mixtures thereof.31. The reaction product H according to claim 28 , wherein the at least one acid catalyst C is citric acid.32. The reaction product H according to claim 28 , wherein the at least one polyol P is selected from the group consisting of ethylene glycol claim 28 , diethylene glycol claim 28 , 1 claim 28 ,3-propylene glycol claim 28 , 1 claim 28 ,2-propylene glycol claim 28 , butanediol claim 28 , 1 claim 28 ,6-hexanediol claim 28 , 2-methyl-1 claim 28 ,3-propanediol claim 28 , 2-ethyl-1 claim 28 ,2-hydroxymethyl-1 claim 28 ,3-propanediol claim 28 , trimethylol propane claim 28 , tris (hydroxymethyl) ethane claim 28 , cyclohexanedimethanol claim 28 , neopentyl glycol claim 28 , trimethylpentanediol claim 28 , dimethylolpropionic acid claim 28 , pentaerythritol and any mixtures thereof.33. The reaction product H according to claim 28 , wherein the at least one polyol P is selected from the group consisting of hexanediol claim 28 , 2-methyl-1 claim 28 ,3-propanediol (MP diol) claim 28 , 2-ethyl-1 claim 28 ,2-hydroxymethyl-1 claim 28 ,3-propanediol claim 28 , trimethylol propane (TMP) claim 28 , tris (hydroxymethyl) ethane (THME) claim 28 , cyclohexanedimethanol (CHDM) claim ...

Reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups —OH and alkoxy groups —OR characterised in that the groups —OR comprise at least two kinds of alkoxy groups —OR 1 and —OR 2 , where R 1 and R 2 are both selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, where R 1 and R 2 may be the same or may be different from each other, to a process of making these, and to a method of use as crosslinker in coating compositions.

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterised in that the degree of etherification, measured as the ratio «(13 O—R)/«(U) of the amount of substance n(—O—R) of alkoxy groups as substituents of the aldehyde carbon atoms of the multifunctional aldehyde chemically bound in the reaction product UA to the amount of substance «(U) of cyclic urea U chemically bound in the reaction products, is less than 0.01 mol/mol, and to a process for the preparation of the reaction product UA.

ONE PACK LOW TEMPERATURE CURE COATING COMPOSITIONS

This invention relates to coating compositions comprising at least one aminoplast crosslinker resin A, binder resins B that have active hydrogen functionality, and a catalyst composition C, wherein the catalyst composition C is a mixture of an organic sulfonic acid C1, and an amine C2 which may be primary, secondary, or tertiary, and which must have a pKa value of not more than 10, and preferably not less than 4, a process for the preparation thereof, and to a method of use thereof. 1. Coating compositions comprising at least one aminoplast crosslinker resin A , binder resins B that have active hydrogen functionality , and a catalyst composition C , wherein the catalyst composition C is a mixture of an organic sulfonic acid C1 , and an amine C2 which may be primary , secondary , or tertiary , and which must have a pKa value of not more than 10 , and preferably not less than 4.2. The coating compositions of wherein the at least one aminoplast crosslinker resin A comprises at least one at least partially etherified reaction product of melamine and formaldehyde wherein the ratio of the amount of substance n(CHO) of combined formaldehyde to the amount of substance n(Mel) of melamine is in the range of from 4.5 mol/mol to 6.2 mol/mol claim 1 , the ratio of the amount of substance n(RO) of alkyl ether groups in the aminoplast crosslinker resin A to the amount of substance n(Mel) of melamine is in the range of from 4 mol/mol to 6.0 mol/mol claim 1 , and the mass fraction of monomers is in the range of from 30% to 65% claim 1 , calculated as the ratio of the mass m(1) of monomer to the mass m(A) of the aminoplast crosslinker resin A claim 1 , excluding solvents claim 1 , additives claim 1 , and catalysts.3. The coating compositions of wherein at least two aminoplast crosslinker resins A1 and A2 are present in the coating composition.4. The coating compositions of wherein one of the aminoplast crosslinker resins claim 3 , A1 claim 3 , comprises at least one at least ...

PROCESS FOR THE PREPARATION OF A REACTION PRODUCT OF A CYCLIC UREA AND A MULTIFUNCTIONAL ALDEHYDE

This invention relates to a process to make a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, by mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R—OH, and optionally, at least one solvent that has no reactive groups which may react with aldehyde groups, —CO—NH— groups, or hydroxyl groups, to effect an addition reaction to obtain a solution of a product UA, where Ris selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, to the reaction product obtained by this process, and to a method of use thereof as crosslinker for coating compositions. 111-. (canceled)12. The reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U made by{'sup': '1', 'a) mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R—OH to effect an addition reaction, optionally, in the presence of at least one solvent that has no reactive groups which may react with aldehyde groups, —CO—NH— groups, or hydroxyl groups,'}{'sup': '1', 'to obtain a solution of a product UA, where Ris selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms which may be interrupted by one or more of —O—, —NR″—, —S—, where R″ stands for H, or an alkyl group having from one to six carbon atoms, with the proviso that not two —O— or not two —S— atoms may be immediately adjacent, characterised in that the cyclic urea U is selected from the group consisting of ethylene urea, 1,3-propylene urea, 1,2-propylene urea, 1,4-butylene urea, and glycol uril.'}13. The reaction product UA of characterised in that its degree of etherification claim 12 , measured as the ratio n(—O—R)/n(U) of the amount of substance n(—O—R) of alkoxy groups to the amount of substance n(U) of cyclic urea U ...

FORMALDEHYDE FREE CROSSLINKING COMPOSITIONS

The present invention relates to reaction products H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P, process for preparing thereof and compositions comprising thereof. 1. A reaction product H of at least one cyclic urea U , at least one multifunctional aldehyde A and at least one polyol P.2. The reaction product H according to claim 1 , wherein the at least one polyol P is selected from the group consisting of ethylene glycol claim 1 , diethylene glycol claim 1 , 1 claim 1 ,3 propylene glycol claim 1 , 1 claim 1 ,2 propylene glycol claim 1 , butanediol claim 1 , 1 claim 1 ,6 hexanediol claim 1 , 2-methyl-1 claim 1 ,3-propanediol claim 1 , 2-ethyl-1 claim 1 ,2-hydroxymethyl-1 claim 1 ,3-propanediol claim 1 , trimethylol propane claim 1 , tris (hydroxymethyl) ethane claim 1 , cyclohexanedimethanol claim 1 , neopentyl glycol claim 1 , trimethylpentanediol claim 1 , dimethylolpropionic acid claim 1 , pentaerythritol and any mixtures thereof.3. The reaction product H according to claim 1 , wherein the at least one polyol P is selected from the group consisting of hexanediol claim 1 , 2-methyl-1 claim 1 ,3-propanediol (MP diol) claim 1 , 2-ethyl-1 claim 1 ,2-hydroxymethyl-1 claim 1 ,3-propanediol claim 1 , trimethylol propane (TMP) claim 1 , tris (hydroxymethyl) ethane (THME) claim 1 , cyclohexanedimethanol (CHDM) claim 1 , neopentyl glycol (NPG) claim 1 , trimethylpentanediol claim 1 , dimethylolpropionic acid (DMPA) and pentaerythritol.4. The reaction product H according to claim 1 , wherein the at least one polyol P is selected from the group consisting of 2-methyl-1 claim 1 ,3-propanediol claim 1 , 2-ethyl-1 claim 1 ,2-hydroxymethyl-1 claim 1 ,3-propanediol claim 1 , trimethylol propane and 1 claim 1 ,6 hexanediol.5. The reaction product H according to claim 1 , wherein the polyol P is 2-methyl-1 claim 1 ,3-propanediol.6. The reaction product H according to claim 1 , wherein the reaction product H is obtained in the ...

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

This invention relates to a process to make a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, by mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R 1 -OH, and optionally, at least one solvent that has no reactive groups which may react with aldehyde groups, -CO-NH- groups, or hydroxyl groups, to effect an addition reaction to obtain a solution of a product UA, where R 1 is selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, to the reaction product obtained by this process, and to a method of use thereof as crosslinker for coating compositions.

Mixtures of crosslinking agents

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multi-functional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an amino-triazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO)n, where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl- aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols.

Formaldehyde free crosslinking compositions

The present invention relates to reaction products H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P, process for preparing thereof and compositions comprising thereof.

Mixtures of crosslinking agents.

La invención se refiere a una composición reticuladora que comprende un producto de la reacción de una urea cíclica U y un aldehído alifático multifuncional A, y al menos un agente de reticulación seleccionado del grupo que consiste de los productos de la reacción de una aminotriazina y al menos un aldehído seleccionado del grupo que consiste de monoaldehídos alifáticos y los aldehídos alifáticos multifuncionales que tienen la estructura Y (CHO)n, en donde Y es un residuo alifático n-funcional, y n es mayor que 1, los productos de la reacción de urea y/o de ureas cíclicas y el formaldehido; alcoxicarbonil-aminotriazinas; isocianatos multifuncionales que pueden ser bloqueados parcial o completamente; los productos de la reacción de los fenoles y los monoaldehídos alifáticos; epóxidos multifuncionales; aziridinas multifuncionales; y carbodiimidas multifuncionales, en donde cualquiera de los agentes de reticulación que tienen grupos hidroxilo pueden ser eterificados con uno o más alcoholes alifáticos lineales, ramificados, o cíclicos.

The elimination of cobalt salts in rubber formulations using modified melamine resins

One pack low temperature cure coating compositions

This invention relates to coating compositions comprising at least one aminoplast crosslinker resin A, binder resins B that have active hydrogen functionality, and a catalyst composition C, wherein the catalyst composition C is a mixture of an organic sulfonic acid C1, and an amine C2 which may be primary, secondary, or tertiary, and which must have a pKa value of not more than 10, and preferably not less than 4, a process for the preparation thereof, and to a method of use thereof.

One component low temperature cure coating compositions

Esta invención se refiere a composiciones de revestimiento que comprenden al menos una resina reticulante aminoplástica A, resinas aglutinantes B que tienen funcionalidad de hidrógeno activo y una composición catalítica C, en la que la composición catalítica C es una mezcla de un ácido sulfónico orgánico CI y una amina C2 que puede ser primario, secundario o terciario, y que debe tener un valor de pKa de no más de 10, y preferiblemente no menos de 4, un proceso para su preparación, y un método de uso del mismo. (Traducción automática con Google Translate, sin valor legal) This invention relates to coating compositions comprising at least one aminoplast crosslinking resin A, binder resins B having active hydrogen functionality, and catalyst composition C, wherein catalyst composition C is a mixture of an organic sulfonic acid CI and a C2 amine which may be primary, secondary or tertiary, and which should have a pKa value of not more than 10, and preferably not less than 4, a process for its preparation, and a method of use thereof. (Automatic translation with Google Translate, without legal value)

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

Reaction product of a cyclic urea and a multifunctional aldehyde.

La invención se relaciona con un producto de reacción UA de por lo menos una urea cíclica U y por lo menos un aldehído multifuncional A cuyo producto de reacción tiene como sustituyentes en los átomos de carbono carbonilo del aldehído A por lo menos una clase de grupos funcionales seleccionados del grupo que consiste de grupos hidroxilo -OH y grupos alcoxi -OR caracterizados porque los grupos -OR comprenden grupos alcoxi -OR1 y -OR2, en donde R1 y R2 ambos son seleccionados independientemente uno de otro del grupo que consiste de grupos alquilo lineales, ramificados o cíclicos que tienen desde uno hasta doce átomos de carbono, en donde R1 y R2 pueden ser iguales o pueden ser diferentes uno de otro, a un proceso de hacer estos, y a un método de uso como reticulador en composiciones de revestimiento.

Mixtures of crosslinking agents

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multifunctional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an aminotriazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO)n, where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl- aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols.

Reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups -OH and alkoxy groups -OR characterised in that the groups -OR comprise at least two kinds of alkoxy groups -OR1 and -OR2, where R1 and R2 are both selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, where R1 and R2 may be the same or may be different from each other, to a process of making these, and to a method of use as crosslinker in coating compositions.

Formaldehyde free crosslinking compositions

The present invention relates to reaction products H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P, process for preparing thereof and compositions comprising thereof.

Sulfonimide catalysts for coatings

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

This invention relates to a process to make a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, by mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R 1 —OH, and optionally, at least one solvent that has no reactive groups which may react with aldehyde groups, —CO—NH— groups, or hydroxyl groups, to effect an addition reaction to obtain a solution of a product UA, where R 1 is selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, to the reaction product obtained by this process, and to a method of use thereof as crosslinker for coating compositions.

Formaldehyde free crosslinking compositions.

La presente invención se relaciona con productos de reacción H de por lo menos una urea cíclica U, por lo menos un aldehído multifuncional A y por lo menos un poliol P, proceso para la preparación de los mismos y composiciones que comprenden los mismos.

Procedure for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

Un procedimiento para preparar un producto de reacción UA de por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U, por a) mezclar por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U en presencia de por lo menos un alcohol R1-OH a una temperatura de entre 35 ºC y 50 ºC para efectuar una reacción de adición, opcionalmente, en presencia de por lo menos un disolvente que no tiene grupos reactivos que pueden reaccionar con grupos aldehído, grupos -CO-NH-, o grupos hidroxilo, para obtener una disolución de un producto UA, en el que R1 se selecciona del grupo que consiste en grupos alquilo lineales, ramificados o cíclicos que tienen de uno a doce átomos de carbono que pueden estar interrumpidos por uno o más de -O-, -NR"-, -S-, en la que R" representa H, o un grupo alquilo que tiene de uno a seis átomos de carbono, con la condición de que no pueden estar inmediatamente adyacentes dos átomos de -O- o dos átomos de -S-, caracterizado por el hecho de que la urea cíclica U se selecciona del grupo que consiste en etilenurea, 1,3- propilenurea, 1,2-propilenurea, 1,4-butilenurea y glicolurilo, en el que la reacción de adición se realiza en un intervalo de pH de más de 7.5 o en un intervalo de pH de 4.5 a 7.5, y en el que después de la reacción de adición de la etapa a), b) el pH se ajusta a como máximo 5.0 c) opcionalmente, añadir una cantidad adicional de dicho alcohol alifático R1-OH; y opcionalmente, añadir por lo menos un disolvente que no tiene grupos reactivos que reaccionan con grupos aldehído, grupos -CO-NH- o grupos hidroxilo; y eterificar en condiciones ácidas d) añadir un alcohol alifático adicional R2-OH que tiene por lo menos un átomo de carbono más en su molécula de los que hay en R1-OH; opcionalmente, añadir por lo menos un disolvente que no tiene grupos reactivos que reaccionan con grupos aldehído, grupos -CO-NH- o grupos hidroxilo; y eterificar en condiciones ácidas. A process for preparing a reaction ...

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde.

La invención se relaciona con un proceso para hacer un producto de reacción UA de por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U, mezclando por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U en la presencia de por lo menos un alcohol R1-OH, y opcionalmente, por lo menos un solvente que no tiene grupos reactivos que pueden reaccionar con grupos aldehído, grupos -CO-NH-, o grupos hidroxilo, para efectuar una reacción de adición para obtener una solución de un producto UA, en donde Rl es seleccionado del grupo que consiste de grupos alquilo lineal, ramificado o cíclico que tiene desde uno hasta doce átomos de carbono, al producto de reacción obtenido por este proceso, y a un método de uso del mismo como reticulador para composiciones de revestimiento.

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

Formaldehyde-free crosslinking compositions

Un producto de reacción H de al menos una urea cíclica U, al menos un aldehído multifuncional A y al menos un poliol P seleccionado entre el grupo que consiste en hexanodiol, 2-metil-1,3-propanodiol, 2-etil-1,2- hidroximetil-1,3- propanodiol, trimetilol propano, tris(hidroximetil)etano, ciclohexanodimetanol, neopentilglicol, trimetilpentanodiol, ácido dimetilolpropiónico y pentaeritritol. A reaction product H of at least one cyclic urea U, at least one multifunctional aldehyde A, and at least one polyol P selected from the group consisting of hexanediol, 2-methyl-1,3-propanediol, 2-ethyl-1, 2- hydroxymethyl-1,3-propanediol, trimethylol propane, tris(hydroxymethyl)ethane, cyclohexanedimethanol, neopentyl glycol, trimethylpentanediol, dimethylolpropionic acid, and pentaerythritol.

process for preparing a urea-aldehyde reaction product, urea-aldehyde reaction product, method of using urea-aldehyde reaction product, and, composition of matter

processo para preparar um produto de reação ureiaaldeído, produto de reação ureia-aldeído, método de uso de produto de reação ureia-aldeído, e, composição de matéria esta invenção refere-se a um processo para preparar um produto de reação ua de pelo menos um aldeído multifuncional a com pelo menos uma ureia cíclica u, por misturação de o pelo menos um aldeído multifuncional a com a pelo menos uma ureia cíclica u na presença de pelo menos um álcool r'-oh, e opcionalmente, pelo menos um solvente que não tem grupos reativos que podem reagir com grupos aldeído, grupos -co-nh-, ou grupos hidroxila, para realizar uma reação de adição para obter uma solução de um produto ua, onde r' é selecionado do grupo consistindo de grupos alquila lineares, ramificados ou cíclicos tendo de um a doze átomos de carbono, ao produto de reação obtido por este processo, e a um método de seu uso como agente reticulante para composições de revestimento. process for preparing a urea-aldehyde reaction product, urea-aldehyde reaction product, method of using urea-aldehyde reaction product, and, composition of matter this invention relates to a process for preparing a water reaction product of at least a multifunctional aldehyde a with at least one cyclic urea u, by mixing the at least one multifunctional aldehyde a with at least one cyclic urea u in the presence of at least one alcohol r'-oh, and optionally, at least one solvent that does not have reactive groups that can react with aldehyde groups, -co-nh- groups, or hydroxyl groups, to perform an addition reaction to obtain a solution of a water product, where r 'is selected from the group consisting of linear alkyl groups, branched or cyclic having one to twelve carbon atoms, the reaction product obtained by this process, and a method of its use as a crosslinking agent for coating compositions.

Curable compositions of n-alkyl melamine formaldehyde and carbamate resins

This invention relates to curable composition comprising a carbamate resin and a crosslinking compound having the structure of Formula (I): wherein Z is a hydrogen, an alkyl of 1 to about 18 carbon atoms, an aryl of about 6 to about 24 carbon atoms, an aralkyl of about 7 to about 24 carbon atoms or -NR5CH2OR6; R1, R4 and R5 are each independently hydrogen, -CH2OR6, an alkyl of 1 to about 18 carbon atoms, an aryl of about 6 to about 24 carbon atoms or aralkyl of about 7 to about 24 carbon atoms, with the proviso that at least one R1, R4, and R5 is an alkyl, aryl or aralkyl; R2, R3 and R6 are each independently hydrogen, alkyl, aryl, aralkyl, alkoxyalkyl or an alkaryl having from 1 to about 24 carbon atoms. Another embodiment of this invention is waterborne curable composition comprising the crosslinking compound of Formula (I), a carbamate resin and water.

Sulfonimide catalysts for coating

Sulfonimide catalysts for coatings

Sulfonimide cure catalysts are used with aminoplast crosslinking agents and resins capable of reacting with aminoplast crosslinking agents to prepare heat curable compositions capable of crosslinking to form coatings and articles. Liquid or solid curable compositions may be prepared. Solid sulfonimide catalysts used in combination with solid glycoluril type crosslinking agents are well suited for powder coating systems containing hydroxy- and carboxy-functional resins.

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

Una composición de revestimiento que comprende un producto UA de reacción no eterificado de al menos un aldehído A multifuncional con al menos una urea U cíclica, y una resina reticulable que tiene al menos un tipo de grupos funcionales de hidrógeno activo, caracterizada porque el grado de eterificación, medido como la relación de n(-O-R)/n(U) de la cantidad de sustancia n(-O-R) de grupos alcoxi como sustituyentes de los átomos de carbono de aldehído del aldehído multifuncional unido químicamente en el producto UA de reacción frente a la cantidad de sustancia n(U) de urea U cíclica químicamente unida en los productos de reacción, es menor que 0,01 mol/mol y en la que la relación de la cantidad de sustancia n(-CHO) de grupos aldehídos en al menos un aldehído A multifuncional, y la cantidad de sustancia n(-NH-CO) de grupos NH amídicos en al menos una urea U cíclica satisface la condición 1,0 mol/mol <= n(-CHO)/n(-NH-CO) <= 1,30 mol/mol.

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterised in that the degree of etherification, measured as the ratio «(-0-R) / «(U) of the amount of substance n(-O-R) of alkoxy groups as substituents of the aldehyde carbon atoms of the multifunctional aldehyde chemically bound in the reaction product UA to the amount of substance «(U) of cyclic urea U chemically bound in the reaction products, is less than 0.01 mol/mol, and to a process for the preparation of the reaction product UA.

Procedimiento para la preparación de un producto de reacción de una urea cíclica y un aldehído multifuncional

Esta invención se refiere a un proceso para preparar un producto de reacción UA de al menos un aldehído multifuncional A con al menos una urea cíclica U, mezclando al menos un aldehído multifuncional A con al menos una urea cíclica U en presencia de al menos un alcohol R<1>-OH. y opcionalmente, al menos un disolvente que no tiene grupos reactivos que puedan reaccionar con grupos aldehído, grupos -CO-NH- o grupos hidroxilo, para efectuar una reacción de adición para obtener una solución de un producto UA, donde se selecciona R<1> del grupo formado por grupos alquilo lineales, ramificados o cíclicos que tienen de uno a doce átomos de carbono, al producto de reacción obtenido mediante este proceso, y a un método de uso del mismo como reticulante para composiciones de revestimiento. (Traducción automática con Google Translate, sin valor legal)

Sposób wytwarzania produktu reakcji cyklicznego mocznika i wielofunkcyjnego aldehydu

Postopek za pripravo reakcijskega produkta ciklične uree in multifunkcionalnega aldehida

Processo para fazer n,n,n',n'-tetra-alcoxi-metil-ciclo-hexano-carboguanaminas,produtos obtidos,e composicao de cura rapida

Formaldehyde free crosslinking compositions

Provided is a reaction product H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P selected from 1,6-hexanediol, 2-methyl-1,3-propanediol (MP diol), 2-ethyl-1,2-hydroxymethyl-1,3-propanediol, trimethylol propane (TMP), tris (hydroxymethyl) ethane (THME), cyclohexanedimethanol (CHDM), neopentyl glycol (NPG), trimethylpentanediol, dimethylolpropionic acid (DMPA) and pentaerythritol. Also provided is a reaction product H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P, wherein the reaction product H is obtained in the presence of at least one organic acid catalyst C. A process for preparing the reaction product and coating compositions comprising thereof are also provided. The reaction product releases no or very limited amount of formaldehyde, provides good shelf stability and heat-aged film color stability, when used in coating compositions.

Thermosetting coating compositions with etherified methylolated aliphatic guanamines

Fremgangsmaate for fremstilling av guanaminderivater og hurtigherdende materiale.

remgangsmåte for fremstilling av i hovedsak fullstendig metylolerte, i hovedsak fullstendig foretrede og i hovedsak monomere N,N,N',N'-tetraalkoksymetyl-cykloheksankarboguanainin-tverrbindemidler, representert ved formelen (I). hvor,,,er like eller forskjellige alkylradikaler med 1-4 karbonatomer, omfattende de etter hverandre følgende trinn (a) metylolering av cykloheksankarboguanamin; (b) delvis foretring av reaksjonsproduktet fra trinn (a) ved en pH mindre enn 3 og ved en temperatur under 50C; (c) videreforetring av reaksjonsproduktet fra trinn (b) ved en pH-verdi mindre enn 3 og ved en temperatur under 50'C; (d) gjentagelse av trinn (c) i den grad det er nødvendig inntil det ikke kan fjernes ytterligere vann.Disse tverrbindemidler har viskositeter på mindre enn 1.000 cP, og kan anvendes i herdbare blandinger i kombinasjon med polyfunksjonelle materialer, så som akrylharpikser og polyesterharpikser.

Producto de reaccion no eterificado de urea ciclica y aldehido multifuncional.

La invención se relaciona con una composición de revestimiento que comprende un producto de reacción UA de por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U, y una resina reticulable que tiene por lo menos una clase de grupos funcionales seleccionado del grupo que consiste de grupos funcionales hidroxilo, grupos funcionales ácido, grupos funcionales amida, grupos funcionales amino, grupos funcionales imino, grupos funcionales mercaptano, grupos funcionales fosfina, y grupos funcionales carbamato, caracterizada en que el grado de eterificación, medido como la proporción n(-O-R)/n(u) de la cantidad de sustancia n(-O-R) de grupos alcoxi como sustituyentes de los átomos de carbono de aldehído del aldehído multifuncional unido químicamente en el producto de reacción UA a la cantidad de la sustancia n(u) de la urea cíclica U químicamente unida en los productos de reacción, es menos de 0.01 mol/mol, y a un proceso para la preparación del producto de reacción UA.

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterised in that the degree of etherification, measured as the ratio «(-0-R) / «(U) of the amount of substance n(-O-R) of alkoxy groups as substituents of the aldehyde carbon atoms of the multifunctional aldehyde chemically bound in the reaction product UA to the amount of substance «(U) of cyclic urea U chemically bound in the reaction products, is less than 0.01 mol/mol, and to a process for the preparation of the reaction product UA.

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

Nieeteryfikowany produkt reakcji cyklicznego mocznika i wielofunkcyjnego aldehydu

Producto de reaccion no eterificado de urea ciclica y aldehido multifuncional.

La invención se relaciona con una composición de revestimiento que comprende un producto de reacción UA de por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U, y una resina reticulable que tiene por lo menos una clase de grupos funcionales seleccionado del grupo que consiste de grupos funcionales hidroxilo, grupos funcionales ácido, grupos funcionales amida, grupos funcionales amino, grupos funcionales imino, grupos funcionales mercaptano, grupos funcionales fosfina, y grupos funcionales carbamato, caracterizada en que el grado de eterificación, medido como la proporción n(-O-R)/n(u) de la cantidad de sustancia n(-O-R) de grupos alcoxi como sustituyentes de los átomos de carbono de aldehído del aldehído multifuncional unido químicamente en el producto de reacción UA a la cantidad de la sustancia n(u) de la urea cíclica U químicamente unida en los productos de reacción, es menos de 0.01 mol/mol, y a un proceso para la preparación del producto de reacción UA.

Sulfonimid-katalysator für überzüge.

Sulfonimidkatalysatoren für beschichtungsmittel