Настройки

Укажите год
-

Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

Подробнее
-

Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

Подробнее

Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Укажите год
Укажите год

Применить Всего найдено 5. Отображено 5.
03-01-2013 дата публикации

PROCESS FOR PREPARING FORMIC ACID

Номер: US20130006015A1
Принадлежит: BASF SE

A process for preparing formic acid by hydrogenation of carbon dioxide in the presence of a tertiary amine (I) and a catalyst at a pressure of from 0.2 to 30 MPa abs and a temperature of from 20 to 200° C., wherein the catalyst is a heterogeneous catalyst comprising gold. 112-. (canceled)13. A process for preparing formic acid by hydrogenation of carbon dioxide in the presence of a tertiary amine (I) and a catalyst at a pressure of from 0.2 to 30 MPa abs and a temperature of from 0 to 200° C. , wherein the catalyst is a heterogeneous catalyst comprising gold.14. The process according to claim 13 , wherein the heterogeneous catalyst comprising gold is a supported catalyst.15. The process according to claim 14 , wherein the supported heterogeneous catalyst comprises silicon dioxide claim 14 , aluminium oxide claim 14 , zirconium oxide claim 14 , magnesium oxide and/or titanium oxide as support.16. The process according to claim 14 , wherein the supported heterogeneous catalyst comprises 0.1 to 20 wt.-% gold based on the total mass of the supported catalyst.17. The process according to claim 13 , wherein the tertiary amine (I) comprises not more than 9 carbon atoms.18. The process according to claim 13 , wherein the tertiary amine (I) is trimethylamine claim 13 , triethylamine and/or a tripropylamine.19. The process according to claim 13 , wherein the product mixture obtained by the hydrogenation comprising formic acid and tertiary amine (I) is reacted with a tertiary amine (II) which comprises 12 to 48 carbon atoms claim 13 , the released tertiary amine (I) separated whereby a product mixture comprising formic acid and tertiary amine (II) is obtained claim 13 , and the formic acid removed from said product mixture by distillation.20. The process according to claim 13 , wherein the tertiary amine (II) is a tripentylamine claim 13 , a trihexylamine claim 13 , a triheptylamine claim 13 , a trioctylamine claim 13 , methyldicyclohexylamine claim 13 , a dioctylmethylamine ...

Подробнее
25-04-2013 дата публикации

PROCESS FOR PREPARING FORMAMIDES AND FORMIC ESTERS

Номер: US20130102807A1
Принадлежит: BASF SE

A process for preparing carboxylic acid derivatives of the formula H—(C═O)—R, R is ORor NRR, Ris optionally substituted C-C-alkyl, C-C-cycloalkyl, C-C-heterocyclyl, C-C-aryl or C-C-heteroaryl, substituents are C-C-alkyl, C-C-alkoxy, C-C-cycloalkyl or C-C-aryl; Rand Rare independently hydrogen or optionally substituted C-C-alkyl, C-Ccycloalkyl, C-C-heterocyclyl, C-C-aryl or C-C-heteroaryl, substituents are selected from the group consisting of C-C-alkyl, C-C-cycloalkyl and C-C-aryl or Rand Rtogether with the nitrogen atom form a five- or six-membered ring which optionally comprises one or more heteroatoms selected from O, S and N and bearing the substituent R, Ris hydrogen or C-C-alkyl; by reacting a reaction mixture comprising carbon dioxide, hydrogen and an alcohol of the formula R—OH or an amine of the formula NHRRin the presence of a catalyst comprising gold at a pressure from 0.2 to 30 MPa and a temperature from 20 to 200° C. in a hydrogenation reactor. 114.-. (canceled)15. A process for preparing carboxylic acid derivatives of the general formula (Ia){'br': None, 'H—(C═O)—R\u2003\u2003(Ia),'}where{'sup': 1', '2', '3, 'R is selected from the group consisting of ORand NRR, where'}{'sup': '1', 'sub': 1', '15', '5', '10', '5', '10', '5', '10', '5', '10, 'claim-text': {'sub': 1', '15', '1', '6', '5', '10', '5', '10, 'where the substituents are selected from the group consisting of C-C-alkyl, C-C-alkoxy, C-C-cycloalkyl and C-C-aryl;'}, 'Ris unsubstituted or at least monosubstituted C-C-alkyl, C-C-cycloalkyl, C-C-heterocyclyl, C-C-aryl or C-C-heteroaryl,'}{'sup': 2', '3, 'sub': 1', '15', '5', '10', '5', '10', '5', '10', '5', '10, 'claim-text': [{'sub': 1', '15', '5', '10', '5', '10, 'where the substituents are selected from the group consisting of C-C-alkyl, C-C-cycloalkyl and C-C-aryl'}, 'or', {'sup': 2', '3', '4, 'Rand Rtogether with the nitrogen atom form a five- or six-membered ring which optionally additionally comprises one or more heteroatoms selected from ...

Подробнее
12-12-2013 дата публикации

PROCESS FOR PREPARING FORMIC ACID

Номер: US20130331607A1
Принадлежит: BASF SE

A process for preparing formic acid by hydrogenation of carbon dioxide in the presence of a tertiary amine (I), a diamine (II), a polar solvent and a catalyst comprising gold at a pressure of from 0.2 to 30 MPa abs and a temperature of from 0 to 200° C., wherein the catalyst is a heterogeneous catalyst comprising gold. 115-. (canceled)16. A process for preparing formic acid by hydrogenation of carbon dioxide in the presence of a tertiary amine (I) , a diamine (II) , a polar solvent and a catalyst comprising gold at a pressure of from 0.2 to 30 MPa abs and a temperature of from 0 to 200° C. , wherein the catalyst is a heterogeneous catalyst comprising gold.17. The process of claim 16 , wherein the heterogeneous catalyst comprising gold is a supported catalyst.18. The process of claim 17 , wherein the supported heterogeneous catalyst comprises silicon dioxide claim 17 , aluminium oxide claim 17 , zirconium oxide claim 17 , magnesium oxide and/or titanium oxide as support.19. The process of claim 17 , wherein the supported heterogeneous catalyst comprises 0.1 to 20 wt.-% gold based on the total mass of the supported catalyst.20. The process of claim 16 , wherein the tertiary amine (I) comprises at least 12 carbon atoms.21. The process of claim 16 , wherein the tertiary amine (I) is tripentylamine claim 16 , trihexylamine and/or a triheptylamine.23. The process of claim 16 , wherein the diamine (II) is selected from the group consisting of N claim 16 ,N claim 16 ,N′ claim 16 ,N′-tetramethyl-ethane-1 claim 16 ,2-diamine (TMEDA) claim 16 , N claim 16 ,N claim 16 ,N′ claim 16 ,N′-tetramethyl-butane-1 claim 16 ,4-diamine claim 16 , pentamethylenedipiperidine (1 claim 16 ,1′-(1 claim 16 ,5-pentanediyl)bis-piperidine) claim 16 , tetramethylenedipyrrolidine (1 claim 16 ,1′-(1 claim 16 ,4-butanediyl)bis-pyrrolidine) claim 16 , 1 claim 16 ,8-diaza-bicylo[5.4.0]undec-7-ene (DBU) claim 16 , 1 claim 16 ,5-diazabicyclo[4.3.0]non-5-ene (DBN) claim 16 , bicyclo[2.2.2]-1 claim 16 ,4- ...

Подробнее
04-06-2014 дата публикации

Method for producing formamides and formic acid esters

Номер: EP2736872A1
Принадлежит: BASF SE

The invention relates to a method for producing carboxylic acid derivatives of general formula (1a): H-(C=0)-R (la), in which R is selected from the group comprising OR 1 and NR 2 R 3 , wherein R 1 is unsubstituted or at least monosubstituted C 1 -C 15 alkyl, C 5 -C 10 cycloalkyl, C 5 -C 10 heterocyclyl, C 5 -C 10 aryl, or C 5 -C 10 heteroaryl, wherein the substituents are selected from the group comprising C 1 -C 15 alkyl, C 1 -C 6 alkoxy, C 5 -C 10 cycloalkyl, and C 5 -C 10 aryl; R 2 and R 3 , independently of one another, are hydrogen or unsubstituted or at least monosubstituted C 1 -C 15 alkyl, C 5 -C 10 cycloalkyl, C 5 -C 10 heterocyclyl, C 5 -C 10 aryl, or C 5 -C 10 heteroaryl, wherein the substituents are selected from the group comprising C 1 -C 15 alkyl, C 5 -C 10 cycloalkyl, and C 5 -C 10 aryl, or R 2 and R 3 form a five- or six-membered ring together with the nitrogen atom, which ring optionally additionally contains one or more heteroatoms selected from O, S, and N, which heteroatom bears the substituent R 4 , wherein R 4 is hydrogen or C 1 -C 6 alkyl; by reacting a reaction mixture (Rg) containing carbon dioxide, hydrogen, and an alcohol of general formula (Ib): R 1 -OH (Ib), in which R 1 has the aforementioned meanings, or an amine of general formula (Ic): NHR 2 R 3 (Ic), in which R 2 and R 3 , independently of each other, have the aforementioned meanings, in a hydrogenation reactor in the presence of a catalyst containing gold at a pressure in the range of 0.2 to 30 MPa and a temperature in the range of 20 to 200 °C.

Подробнее
31-01-2013 дата публикации

Method for producing formamides and formic acid esters

Номер: CA2837793A1
Принадлежит: BASF SE

The invention relates to a method for producing carboxylic acid derivatives of general formula (1a): H-(C=0)-R (la), in which R is selected from the group comprising OR1 and NR2R3, wherein R1 is unsubstituted or at least monosubstituted C1-C15 alkyl, C5-C10 cycloalkyl, C5-C10 heterocyclyl, C5-C10 aryl, or C5-C10 heteroaryl, wherein the substituents are selected from the group comprising C1-C15 alkyl, C1-C6 alkoxy, C5-C10 cycloalkyl, and C5-C10 aryl; R2 and R3, independently of one another, are hydrogen or unsubstituted or at least monosubstituted C1-C15 alkyl, C5-C10 cycloalkyl, C5-C10 heterocyclyl, C5-C10 aryl, or C5-C10 heteroaryl, wherein the substituents are selected from the group comprising C1-C15 alkyl, C5-C10 cycloalkyl, and C5-C10 aryl, or R2 and R3 form a five- or six-membered ring together with the nitrogen atom, which ring optionally additionally contains one or more heteroatoms selected from O, S, and N, which heteroatom bears the substituent R4, wherein R4 is hydrogen or C1-C6 alkyl; by reacting a reaction mixture (Rg) containing carbon dioxide, hydrogen, and an alcohol of general formula (Ib): R1-OH (Ib), in which R1 has the aforementioned meanings, or an amine of general formula (Ic): NHR2R3 (Ic), in which R2 and R3, independently of each other, have the aforementioned meanings, in a hydrogenation reactor in the presence of a catalyst containing gold at a pressure in the range of 0.2 to 30 MPa and a temperature in the range of 20 to 200 °C.

Подробнее