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8962508 Process for treating shaped catalyst bodies and shaped catalyst bodies having increased mechanical strength  
The present invention provides a process for treating shaped catalyst bodies which has the following steps: a) providing finished shaped catalyst bodies,b) impregnating the finished shaped...
8779205 Method for pre-treating hydroamination catalysts  
The present invention relates to a process for the pretreatment of hydroamination catalysts, wherein the hydroamination catalyst is brought into contact with an ammonia-comprising mixture before...
8722935 Process for conversion of isobutylene to tertiary butylamine  
The invention discloses an improved process for the conversion of isobutylene to tertiary butylamine with conversion up to 50% at pressure lower than 40 bar.
8580990 Gold catalyzed hydroamination of alkynes and allenes  
Methods are provided for the catalytic hydroamination of compounds having an alkyne or allene functional group, in which the compound is contacted with ammonia or an amine in the presence of a...
8529869 Catalysts and method for the hydroamination of olefins  
The present invention relates to a hydroamination catalyst comprising boron beta zeolites, wherein the hydroamination catalyst is doped with lithium, and also a process for producing it. The...
8461391 Method for producing N,N-substituted-1,3-propandiamines  
The present invention relates to a process for preparing N,N-substituted 1,3-propanediamine by a) reacting secondary amine with acrolein at a temperature of from (−50) to 100° C. and a pressure of...
7642383 Process for preparing alkylamines by reacting olefins with ammonia  
A process for preparing alkylamines by reacting olefins with ammonia under hydroaminating conditions over a calcined zeolitic catalyst in an adiabatically operated reactor unit, wherein the...
7541506 Method for the telomerisation of non-cyclic olefins  
The invention relates to a process for the telomerization of acyclic olefins having at least two conjugated double bonds (I) or mixtures in which such olefins are present with nucleophiles (II)...
7462745 Method for the production of 2,7-octadienyl derivatives  
Process for preparing 1-octa-2,7-dienyl derivatives by reacting a 1,3-butadiene-containing hydrocarbon mixture, in particular a C4 fraction from a cracker, with nucleophiles, in which...
7253322 Method for producing ethyldimethylamine and triethylamine  
The present invention describes a process for the preparation of ethyldimethylamine and triethylamine with the following steps: (i) reaction of a mixture of diethylamine and dimethylamine with...
7220884 Hydroaminomethylation of olefins  
The present invention relates to a method comprising the step of contacting under hydroaminomethylation conditions, an olefin, an amine, a rhodium-phosphorous ligand, and synthesis gas (syngas)....
7161039 Method and device for producing ethylamine and butylamine  
A process for preparing ethylamines, butylamines and mixed ethyl/butylamines comprising the following steps: (i) Hydroamination of butadiene and ethylene by means of a monoalkylamine and/or a...
7157606 Process for producing an amino composition  
The process for producing an amino composition of the present invention by addition reaction of a polyamine with an alkenyl group-containing compound wherein said polyamine is reacted...
7074964 Preparation of alkylamines and method of increasing the hydroamination activity of calcined zeolitic catalysts  
In a process for preparing alkylamines by reacting olefins with ammonia, primary or secondary amines under hydroaminating conditions over a calcined zeolitic catalyst, the calcined zeolitic...
7057075 Method for producing amines by means of olefin animation in the presence of unstaturated nitrogen compounds  
In a process for preparing alkylamines (product amines) by reacting alkenes with amines (starting amines) in the presence of a metal hydride or metal as catalyst is carried out in the process of...
7026523 Method for telomerizing non-cyclic olefins  
The invention provides a process for the telomerization of acyclic olefins having at least two conjugated double bonds (I) or mixtures comprising such olefins by means of nucleophiles (II) using a...
6909018 Preparation of polyalkeneamines  
Polyalkeneamines of the formula (I) where R1, R2, R3, R4, R5 and R6 may have different meanings, are prepared by a process in which a polyalkene epoxide is reacted with an amine and the amino...
6809222 Process of preparation of aliphatic amines  
Aliphatic amines are obtained by continuous addition of ammonia to C2- to C8-alkenes in the presence of a heterogeneous or homogeneous catalyst at a pressure of 2 to 8 MPa, a temperature of 220 to...
6723880 Preparation of secondary amines from primary amines  
A process for producing secondary amines of the formula R1R2N—A—NH—A—NR1R2, where R1 and R2 are linear or branched C1-20-alkyl radicals, optionally substituted with from 1 to 5 phenyl groups; or...
6706923 Perfluoroalkyl-substituted amines, acids, amino acids and thioether acids  
Perfluoroalkyl-substituted amines, acids, amino acids and thioether acid compounds containing a perfluoroalkyl-iodoalkyl or perfluoroalkyl-alkene group as well as derivatives thereof, are...
6639118 Isomerization of vinylidene olefins  
Process technology for selectively isomerizing vinylidene olefin to tri-substituted olefin is described. The vinylidene olefin, normally in admixture with other types of olefins, especially linear...
6576796 Process for the preparation of alkylamines  
Preparation of alkylamines, where, in a first process stage, an olefin is reacted with ammonia, a primary amine and/or a secondary amine under hydroaminating conditions, and then, in a second...
6492558 Preparation of n-butylamines  
Process for the preparation of n-butylamines where n-butenylamines are firstly prepared by reacting 1,3-butadiene in the form of a 1,3-butadiene containing mixture obtained during the cracking of...
6414207 Preparation of a basic catalyst avoiding high temperatures  
A catalyst comprising at least one alkali metal and at least one metallic or semimetallic promoter selected from the group consisting of Ca, Sr, Ba, Ag, Au, Zn, Cd, Hg, In, Tl, Sn, As, Sb and Bi,...
6384282 Transition metal-catalyzed process for addition of amines to carbon-carbon double bonds  
The present invention is directed to a process for addition of amines to carbon-carbon double bonds in a substrate, comprising: reacting an amine with a compound containing at least one...
6350914 Preparation of amines from olefins over zeolites having an NES structure  
In a process for preparing amines of the general formula I whereR1,R2,R3,R4,R5,R6 are hydrogen, C1-C20-alkyl, C2-C20-alkenyl, C2-C20-alkynyl, C3-C20-cycloalkyl, C4-C20-alkyl-cycloalkyl,...
6281387 Process and catalyst for synthesizing aliphatic, cyclic and aromatic alkanolamines and alkyleneamines  
The invention provides a process for synthesizing alkanolamines and/or alkyleneamines by reacting either an alkane, an alkene, or both with a source of oxygen and a source of nitrogen and,...
6153780 Process for the preparation of octa-2,7-dienyl-1-amine from butadiene and ammonia in the presence of palladium complex catalyst  
Process for the preparation of octa-2,7-dienyl-1-amine by telomerization of butadiene with ammonia in a two-phase system in the presence of hydrophilic palladium complexes, characterized in that...
6143934 Preparation of amines from olefins over boron beta-zeolites  
PCT No. PCT/EP96/03634 Sec. 371 Date Jan. 20, 1998 Sec. 102(e) Date Jan. 20, 1998 PCT Filed Aug. 19, 1996 PCT Pub. No. WO97/07088 PCT Pub. Date Feb. 27, 1997In a process for preparing amines of...
6140541 Process for preparing polyalkene amines  
Polyalkeneamines of the formula (I) ##STR1## where R1, R2, R3, R4, R5 and R6 may have different meanings, are prepared by a process in which a polyalkene epoxide is reacted with an amine and the...
6087535 Process for chloroalkynes and alkynyl amines  
This invention provides an improved process for the preparation of chloroalkynes from alkynyl alcohols. The chloroalkynes can be employed to prepare alkynyl amines which are useful for the...
6008393 Iridium-diphospine complexes and process for the hydrogenation of imines  
Compounds of formulae I: (DIP)IrXq Yr (Z), Ia: (DIP)IrXs Yt (Z)2 and Ib: (DIP)Ir(Z)3 or mixtures of at least two of those compounds, wherein DIP is a ditertiary diphosphine, the two phosphine...
6005144 Reaction products of polyisobutenes and oxides of nitrogen or mixtures of oxides of nitrogen and oxygen and their use as fuel and lubricant additives  
Reaction products of polyisobutenes having an average degree of polymerization P of from 10 to 100 and a content E of from 60 to 90% of double bonds which can react with maleic anhydride, E=100%...
5900508 Preparation of amines from olefins over zeolites of the type PSH-3, MCM-22, SSZ-25 or mixtures thereof  
A process for the preparation of amines by reacting an olefin with ammonia or a primary or secondary amine at a temperature of from 200 to 350° C. and a pressure of from 100 to 300 bar in the...
5886226 Process for producing amines from olefins on zeolites of types SSZ-33, CIT-1 or mixtures thereof  
A process for preparing amines of the general formula I ##STR1## where R1, R2, R3, R4, R5 and R6 are each hydrogen, C1 -C20 -alkyl, C2 -C20 -alkenyl, C2 -C20 -alkynyl, C3 -C20 -cycloalkyl, C4 -C20...
5877352 Preparation of amines from olefins on boron-MCM-22 or ERB-1 zeolites  
A process for preparing amines of the formula I ##STR1## where R1,R2,R3,R4,R5,R6 are hydrogen, C1 - to C20 -alkyl, C2 - to C20 -alkenyl, C2 - to C20 -alkynyl, C3 - to C20 -cycloalkyl, C4 - to C20...
5874621 Preparation of amines from olefins over NU-85 zeolites  
Amines of the general formula I ##STR1## where R1, R2, R3, R4, R5 and R6 : are each hydrogen, C1 -C20 -alkyl, C2 -C20 -alkenyl, C2 -C20 -alkynyl, C3 -C20 -cycloalkyl, C4 -C20 -alkylcycloalkyl, C4...
5840988 Preparation of amines from olefins on zeolites of the MCM-49 or MCM-56 type  
A process for preparing amines of the formula I ##STR1## where R1,R2,R3,R4,R5,R6 are hydrogen, C1 - to C20 -alkyl, C2 - to C20 -alkenyl, C2 - to C20 -alkynyl, C3 - to C20 -cycloalknyl, C4 - to C20...
5831129 Preparation, with heterogeneous catalysis, of N-hydroxyalkyl-substituted aminoalkynes  
N-Hydroxyalkyl-substituted aminoalkynes of the formula I ##STR1## are prepared by reacting an alkyne with a 1-oxa-3-azaheterocyclo-alkane in a reaction with heterogeneous catalysis by a catalyst...
5817871 Preparation of amines  
A process for preparing an amine by catalytic reaction of an olefin with ammonia or a primary or secondary amine by contacting a mixture of the reactants in a reactor at 200° to 400° C. and an...
5808160 Preparation of hydroxy-alkyl-substituted aminoalkynes with heterogenous catalysis  
Hydroxyalkyl-substituted aminoalkynes of the general formula I ##STR1## where at least one of the substituents R1, R4 or R5 is hydroxyalkyl are prepared in a reaction with heterogeneous catalysis.
5786510 Preparation of amines from olefins over crystalline oxides based on aluminum phosphates and having faujasite structure  
A process for the preparation of amines of the general formula I ##STR1## in which R1, R2, R3, R4, R5, and R6 denote hydrogen, C1 -C20 alkyl, C2 -C20 alkynyl, C3 -C20 cycloalkyl, C4 -C20...
5783736 Process for amines  
The process of this invention comprises a two step sequence wherein an alcohol is converted to an organic chloride through reaction with a chlorinating agent in a first step followed by amination...
5780680 Preparation of amines from olefins over mesoporous oxides having a high surface area  
In a process for preparing amines of the formula I ##STR1## where R1,R2,R3,R4,R5,R6 are hydrogen, C1 -C20 -alkyl, C2 -C20 -alkenyl, C2 -C20 -alkynyl, C3 -C20 -cycloalkyl, C4 -C20...
5780681 Preparation of amines from olefins over oxides of group IVB or VIB or mixtures thereof on carriers  
Amines of general formula I ##STR1## where R1, R2, R3, R4, R5 and R6 are each hydrogen, C1 -C20 -alkyl, C2 -C20 -alkenyl, C2 -C20 -alkynyl, C3 -C20 -cycloalkyl, C4 -C20 -alkylcycloalkyl, C4 -C20...
5773660 Preparation of amines from olefins over hexagonal faujasites  
A process for preparing amines of the formula I ##STR1## where R1,R2,R3,R4,R5 and R6 are each hydrogen, C1 -C20 -alkyl, C2 -C20 -alkenyl, C2 -C20 -alkynyl, C3 -C20 -cycloalkyl, C4 -C20...
5763668 Process for aminating a mixture obtained in cracking a mineral oil fraction with ammonia or a primary or secondary amine over specific heterogeneous catalysts  
Amines are prepared by reacting a mixture obtained in the cracking of mineral oil fractions with ammonia or a primary or secondary amine of the general formula I ##STR1## where R1 and R2 are each...
5756846 Process for the preparation of primary octadienylamines  
Octa-2,7-dienyl-1-amine and octa-1,7-dienyl-3-amine, from which octyl-1-amine can be prepared, are prepared selectively by telomerizing butadiene and ammonia in a two-phase system, the catalyst...
5731383 Difunctional telechelic linear non-crosslinked polyolefins  
This invention relates to difunctional telechelic linear non-crosslinked polyolefins without pendant chain branched groups. The polyolefin compounds of this invention are useful for preparing high...
5648546 Method for manufacturing tert-butylamine  
The invention relates to a method for manufacturing tert-butylamine from isobutene and ammonia in the presence of a silica alumina catalyst. The catalyst is in acid form, has an Si/Al ratio that...
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