专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

91. 发明专利

BRPI0506587A 未知
公开(公告)号：BRPI0506587A
公开(公告)日：2007-05-02
申请号：BRPI0506587
申请日：2005-01-27
申请人： BASF AG
发明人： SCHEIDEL JENS , JUNGKAMP TIM , BARTSCH MICHAEL , HADERLEIN GERD , BAUMANN ROBERT , LUYKEN HERMANN
IPC分类号： C07C253/10 , C07C253/34 , C07C255/07
摘要： A process is described for preparing 3-pentenenitrile, characterized by the following process steps: (a) reacting 1,3-butadiene with hydrogen cyanide over at least one catalyst to obtain a stream 1 which comprises 3-pentenenitrile, 2-methyl-3-butenenitrile, the at least one catalyst and 1,3-butadiene, (b) distilling stream 1 in a column to obtain a high-1,3-butadiene stream 2 as the top product and a low-1,3-butadiene stream 3 as the bottom product which comprises 3-pentenenitrile, the at least one catalyst and 2-methyl-3-butenenitrile, (c) distilling stream 3 in a column to obtain a stream 4 as the top product which comprises 1,3-butadiene, a stream 5 which comprises 3-pentenenitrile and 2-methyl-3-butenenitrile at a side draw of the column, and a stream 6 as the bottom product which comprises the at least one catalyst, (d) distilling stream 5 to obtain a stream 7 as the top product which comprises 2-methyl-3-butenenitrile, and a stream 8 as the bottom product which comprises 3-pentenenitrile.

92. 发明专利

DE502004003136D1 未知
公开(公告)号：DE502004003136D1
公开(公告)日：2007-04-19
申请号：DE502004003136
申请日：2004-03-24
申请人： BASF AG
发明人： BARTSCH MICHAEL , BAUMANN ROBERT , HADERLEIN GERD , FLORES MIGUEL ANGEL , JUNGKAMP TIM , LUYKEN HERMANN , SCHEIDEL JENS , SIEGEL WOLFGANG , MOLNAR FERENC
IPC分类号： B01J27/14 , B01J23/755 , B01J31/02 , B01J31/14 , B01J31/18 , C07C253/10 , C07C255/04
摘要： A system which is suitable as a catalyst for the hydrocyanation of olefinically unsaturated compounds and comprises a) Ni(0) b) a compound which complexes Ni(0) as a ligand and contains trivalent phosphorus, c) a Lewis acid and d) a compound of the formula M Rn where M: Al or Ti R: identical or different monovalent alkoxy radicals, in which case a plurality of alkoxy radicals may be bonded together, and additionally, in the case that M=Al, R may be identical or different monovalent alkyl radicals, in which case a plurality of alkyl radicals may be bonded together or one or more alkyl radicals may be bonded to one or more of the abovementioned alkoxy radicals, n: valency of M, and processes for hydrocyanating an olefinically unsaturated compound in the presence of such a system.

93. 发明专利

BRPI0506581A 未知
公开(公告)号：BRPI0506581A
公开(公告)日：2007-04-10
申请号：BRPI0506581
申请日：2005-01-27
申请人： BASF AG
发明人： JUNGKAMP TIM , BAUMANN ROBERT , BARTSCH MICHAEL , HADERLEIN GERD , LUYKEN HERMANN , SCHEIDEL JENS
IPC分类号： C07C253/10 , C07C255/04
摘要： An adiponitrile/methylglutaronitrile preparation process includes distilling a reaction stream to obtain stream 3 depleted in pentenenitriles (bottom product) and stream 4 enriched in pentenenitriles (top product); extracting stream 3 obtaining stream 6 enriched with extractant (top product) and stream 7 depleted in extractant (bottom product); distilling stream 6 obtaining stream 8 comprising the catalyst (bottom product) and stream 9 comprising the extractant (top product); distilling stream 7 obtaining stream 10 (bottom product) and stream 11 comprising the extractant (top product); distilling stream 10 obtaining stream 12 comprising catalyst degradation products, at least one promotor, adiponitrile and methylglutaronitrile (bottom product) and stream 13 comprising pentenenitriles (top product); distilling stream 12 obtaining stream 14 comprising catalyst degradation products and the promotor(s) (bottom product) and stream 15 comprising adiponitrile and methylglutaronitrile (top product); distilling stream 15 obtaining stream 16 comprising adiponitrile (bottom product) and stream 17 comprising methylglutaronitrile (top product).

94. 发明专利

ES2266630T3 FOSFONITOS, SU EMPLEO COMO LIGANDO EN COMPLEJOS DE METAL DE TRANSICION Y PROCEDIMIENTO PARA LA OBTENCION DE NITRILOS. 未知
公开(公告)号：ES2266630T3
公开(公告)日：2007-03-01
申请号：ES02801308
申请日：2002-10-04
申请人： BASF AG
发明人： BARTSCH MICHAEL , BAUMANN ROBERT , KUNSMANN-KEITEL DAGMAR PASCALE , HADERLEIN GERD , JUNGKAMP TIM , ALTMAYER MARCO
IPC分类号： B01J31/22 , C07F9/48 , B01J31/18 , C07B61/00 , C07C253/10 , C07C253/30 , C07C255/04 , C07C255/07
摘要： Tabla 1

95. 发明专利

BRPI0416080A 未知
公开(公告)号：BRPI0416080A
公开(公告)日：2007-01-02
申请号：BRPI0416080
申请日：2004-10-28
申请人： BASF AG
发明人： BARTSCH MICHAEL , BAUMANN ROBERT , HADERLEIN GERD , FLORES MIGUEL ANGEL , JUNGKAMP TIM , LUYKEN HERMANN , SCHEIDEL JENS , SIEGEL WOLFGANG
IPC分类号： B01J31/18 , B01J31/24 , C07C253/10 , C07C253/30 , C07C255/07 , C07C255/09 , C07F9/12 , C07F9/48 , C07F9/50 , C07F9/6574
摘要： The invention relates to phosphinite phosphites I of formula 1, 2, 3, 4, 5 or 6 and mixtures thereof, wherein R1, R2, R4 independently represent an alkyl or alkylene group with 1 to 8 carbon atoms, provided that at least one of the groups R1, R2, R4 is different from H; R5 to R22 independently represent H, an alkyl or alkylene group with 1 to 8 carbon atoms; R3 is H, methyl or ethyl; X is F, Cl or CF3, if n=1 or 2 and X is H, if n=0.

96. 发明专利

DE50012997D1 PHOSPHITE 未知
公开(公告)号：DE50012997D1
公开(公告)日：2006-07-27
申请号：DE50012997
申请日：2000-10-25
申请人： BASF AG
发明人： BAUMANN ROBERT , FISCHER JAKOB , JUNGKAMP TIM , KUNSMANN-KEITEL PASCALE , SIEGEL WOLFGANG
IPC分类号： B01J31/22 , C07F9/145 , B01J31/02 , B01J31/18 , C07B61/00 , C07C253/10 , C07C253/30 , C07C255/03 , C07C255/07 , C07C255/19 , C07F15/04
摘要： New phosphites (I), with alkylaryl, arylaryl and/or condensed aryl groups, have 1, 2 or 3 o-substituted and optionally 1 or 2 m- and/or p-substituted aryl groups. New phosphites of formula (I), with alkylaryl, arylaryl and/or condensed aryl groups, have 1, 2 or 3 o-substituted and optionally 1 or 2 m- and/or p-substituted aryl groups; P(O-R 1>)(O-R 2>) y(O-R 3>) z(O-R 4>) p (I) R 1>an aromatic group with a 1-18 carbon (C) alkyl, an aromatic substituent or a condensed aromatic system in the o-position to the oxygen (O) atom linking the phosphorus (P) atoms to the aromatic system; R 2>a similar aromatic group substituted in the m-position; R 3>a similar aromatic group substituted in the p-position; R 4>an aromatic group with a different substituent in the o-, m- or p-position and a hydrogen (H) atom in the o-position; x : 1 or 2; y, z, p : 0, 1 or 2; (x+y+z+p) : 3 Independent claims are also included for: (a) new transition metal complexes (II) with (I) as ligand; (b) the preparation of (I); (c) the preparation of (II); (d) the addition of hydrogen cyanide to an olefinic double bond in the presence of (II) as catalyst; and (e) the isomerization of organic nitriles in the presence of (II) as catalyst.

97. 发明专利

AR048223A1 ISOMERIZACION HOMOGENEA DE CIS-2-PENTENONITRILO EN 3-PENTENONITRILO 未知
公开(公告)号：AR048223A1
公开(公告)日：2006-04-12
申请号：ARP050100309
申请日：2005-01-28
申请人： BASF AG
发明人： JUNGKAMP TIM , BAUMANN ROBERT , BARTSCH MICHAEL , HADERLEIN GERD , LUYKEN HERMANN , SCHEIDEL JENS , MILLER CHRISTIAN , SIEGEL WOLFGANG , BAFLER PETER
IPC分类号： C07C253/30 , C07C255/07 , C07B35/08
摘要： Se describe un procedimiento para isomerizar pentenonitrilo en una corriente de educto, en donde la isomerizacion tiene lugar en un catalizador disuelto de manera homogénea.

98. 发明专利

AR048221A1 PROCEDIMIENTO PARA LA PREPARACION DE PENTENONITRILO LINEAL 未知
公开(公告)号：AR048221A1
公开(公告)日：2006-04-12
申请号：ARP050100304
申请日：2005-01-28
申请人： BASF AG
发明人： JUNGKAMP TIM , BAUMANN ROBERT , BARTSCH MICHAEL , HADERLEIN GERD , LUYKEN HERMANN , SCHEIDEL JENS
IPC分类号： C07C255/07 , C07B35/08 , C07C253/10 , C07C255/03
摘要： Se describe un procedimiento para la produccion de 3-pentenonitrilo, caracteriado porque los siguientes pasos del, procedimiento: (a) isomerizacion de una corriente de eductos que contiene 2-metil-3-butenonitrilo, por lo menos un catalizador de isomerizacion, disuelto o disperso, de manera de obtener una corriente 1, que contiene por lo menos un catalizador de isomerizacion, 2-metil-3-butenonitrilo, 3-pentenonitrilo y (Z)-2-metil-2-butenonitrilo; (b) destilacion de la corriente 1 con lo cual se obtiene una corriente 2 como producto de cabeza, que contiene 2-metil-3-butenonitrilo, 3-pentenonitrilo y (Z)-2-metil-2-butenonitrilo, y una corriente 3 como producto de descarga, que contiene por lo menos un catalizador de isomerizacion; (c) destilacion de la corriente 2, con lo cual se obtiene una corriente 4 como producto de cabeza que con respecto a la corriente 2 se ha enriquecido en (Z)-2-metil-2-butenonitrilo, referido a la suma de todos los pentenonitrilos en la corriente 2, y una corriente 5 como producto de descarga que con respecto a la corriente 2 se ha enriquecido en 3-pentenonitrilo y 2-metil-3-butenonitrilo, referido a la suma de todos los pentenonitrilos en la corriente 2; (d) destilacion de la corriente 5, con lo cual se obtiene una corriente 6 como producto de descarga que contiene 3-pentenonitrilo, y una corriente 7 como producto de cabeza que contiene 2-metil-3-butenonitrilo.

99. 发明专利

AR048219A1 PROCEDIMIENTO PARA LA HIDROCIANURACION DE BUTADIENO 未知
公开(公告)号：AR048219A1
公开(公告)日：2006-04-12
申请号：ARP050100268
申请日：2005-01-26
申请人： BASF AG
发明人： JUNGKAMP TIM , BAUMANN ROBERT , BARTSCH MICHAEL , HADERLEIN GERD , LUYKEN HERMANN , SCHEIDEL JENS
IPC分类号： C07C253/10 , C07C255/07
摘要： Se describe un procedimiento para la preparacion de 3-pentenonitrilo por hidrocianuracion de 1,3-butadieno en presencia de por lo menos un catalizador, donde la reaccion se realiza en un reactor de circulacion en bucles con circulacion de trasiego externa y una tobera de chorro para la circulacion interna.

100. 发明专利

AR048153A1 PROCEDIMIENTO CONTINUO PARA LA PREPARACION DE PENTENONITRILOS LINEALES 未知
公开(公告)号：AR048153A1
公开(公告)日：2006-04-05
申请号：ARP050100307
申请日：2005-01-28
申请人： BASF AG
发明人： HADERLEIN GERD , SCHEIDEL JENS , JUNGKAMP TIM , LUYKEN HERMANN , BARTSCH MICHAEL , BAUMANN ROBERT
IPC分类号： C07C253/10 , C07C255/07
摘要： Se describe un procedimiento para la hidrocianacion continua de 1,3-butadieno en presencia de al menos de un catalizador de níquel (0) con ligandos de quelato, en donde 1,3-butadieno y ácido cianhídrico se usan en una relacion molar de 1,6 hasta 1,1 a 1.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式