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1. 发明授权

US09598379B2 Process for preparing melamine 有权
公开(公告)号：US09598379B2
公开(公告)日：2017-03-21
申请号：US12738049
申请日：2008-10-14
申请人： Andreas Kern , Hans-Ulrich Pröbstle , Tilo John , Wolfgang Steiner , Heiko Maas
发明人： Andreas Kern , Hans-Ulrich Pröbstle , Tilo John , Wolfgang Steiner , Heiko Maas
IPC分类号： C07D251/60 , C07D251/62
CPC分类号： C07D251/60 , C07D251/62
摘要： Process for preparing melamine by converting urea in the presence of a solid catalyst in one reactor or in a plurality of reactors connected in series in the temperature range from 370° C. to 430° C., cooling and filtering the gas formed in the urea conversion, removing the melamine by desublimation and recycling a portion of the gas present after the melamine removal (“cycle gas”) into the reactor or the reactors, which comprises performing all of the above stages at a pressure in the range from 4 bar abs. to 10 bar abs.

2. 发明申请

US20100222582A1 PROCESS FOR PREPARING MELAMINE 有权
标题翻译：制备梅林的方法
公开(公告)号：US20100222582A1
公开(公告)日：2010-09-02
申请号：US12738049
申请日：2008-10-14
申请人： Andreas Kern , Hans-Ulrich Pröbstle , Tilo John , Wolfgang Steiner , Heiko Maas
发明人： Andreas Kern , Hans-Ulrich Pröbstle , Tilo John , Wolfgang Steiner , Heiko Maas
IPC分类号： C07D251/60
CPC分类号： C07D251/60 , C07D251/62
摘要： Process for preparing melamine by converting urea in the presence of a solid catalyst in one reactor or in a plurality of reactors connected in series in the temperature range from 370° C. to 430° C., cooling and filtering the gas formed in the urea conversion, removing the melamine by desublimation and recycling a portion of the gas present after the melamine removal (“cycle gas”) into the reactor or the reactors, which comprises performing all of the above stages at a pressure in the range from 4 bar abs. to 10 bar abs.
摘要翻译：在固体催化剂存在下，通过在一个反应器或多个在370℃至430℃的温度范围内串联连接的多个反应器的反应器中转化尿素来制备三聚氰胺的方法，冷却和过滤形成在尿素中的气体将三聚氰胺除去（“循环气体”）之后存在的气体的一部分进入反应器或反应器，从而将三聚氰胺除去，并将其中的一部分再循环到反应器或反应器中，其中包括在4巴。至10巴绝对

3. 发明授权

US08415265B2 Method for producing melamine 失效
标题翻译：三聚氰胺生产方法
公开(公告)号：US08415265B2
公开(公告)日：2013-04-09
申请号：US12664426
申请日：2008-05-21
申请人： Christian Kuhrs , Andreas Kern , Tilo John , Wolfgang Steiner , Heiko Maas
发明人： Christian Kuhrs , Andreas Kern , Tilo John , Wolfgang Steiner , Heiko Maas
IPC分类号： B01J29/06 , C07D251/12 , C07D251/60 , C07D251/62
CPC分类号： C07D251/60
摘要： A process for the preparation of melamine by decomposition of urea with the use of a catalyst, the catalyst comprising a) 10-90% by weight of zeolite, b) 10-90% by weight of a matrix comprising silica, alumina, silicon aluminum oxides and/or clay minerals, and c) 0-10% by weight of additives and the total content of nickel and vanadium in the catalyst being less than 500 ppm.
摘要翻译：一种通过使用催化剂分解尿素来制备三聚氰胺的方法，所述催化剂包含a）10-90重量％的沸石，b）10-90重量％的包含二氧化硅，氧化铝，硅铝的基体氧化物和/或粘土矿物，和c）0-10重量％的添加剂，催化剂中镍和钒的总含量小于500ppm。

4. 发明申请

US20100184976A1 METHOD FOR PRODUCING MEALMINE 失效
标题翻译：生产食品的方法
公开(公告)号：US20100184976A1
公开(公告)日：2010-07-22
申请号：US12664426
申请日：2008-05-21
申请人： Christian Kuhrs , Andreas Kern , Tilo John , Wolfgang Steiner , Heiko Maas
发明人： Christian Kuhrs , Andreas Kern , Tilo John , Wolfgang Steiner , Heiko Maas
IPC分类号： C07D251/06 , B01J29/072
CPC分类号： C07D251/60
摘要： A process for the preparation of melamine by decomposition of urea with the use of a catalyst, the catalyst comprising a) 10-90% by weight of zeolite, b) 10-90% by weight of a matrix comprising silica, alumina, silicon aluminum oxides and/or clay minerals, and c) 0-10% by weight of additives and the total content of nickel and vanadium in the catalyst being less than 500 ppm.
摘要翻译：一种通过使用催化剂分解尿素来制备三聚氰胺的方法，所述催化剂包含a）10-90重量％的沸石，b）10-90重量％的包含二氧化硅，氧化铝，硅铝的基体氧化物和/或粘土矿物，和c）0-10重量％的添加剂，催化剂中镍和钒的总含量小于500ppm。

5. 发明授权

US07074749B2 Oxoalcohol-based detergent 失效
标题翻译：基于醇的洗涤剂
公开(公告)号：US07074749B2
公开(公告)日：2006-07-11
申请号：US10311210
申请日：2001-06-13
申请人： Juergen Tropsch , Heiko Maas
发明人： Juergen Tropsch , Heiko Maas
IPC分类号： C11D1/722 , C11D3/20 , C11D3/37 , C11D11/04
CPC分类号： C11D1/722 , C07C29/16 , C07C45/50 , C07C303/24 , C07F9/091 , C11D1/146 , C11D1/29 , C11D1/345 , C11D1/72 , C07C305/10 , C07C31/125 , C07C47/02
摘要： The invention describes detergents and cleaners comprising an effective proportion of one or more surfactants of the formula I in which a is one of the numbers 11, 12, or 13, R1 and R2 are different and are each hydrogen or alkyl radicals R3 is hydrogen, or a sulfato or phosphate radical, x and y are each a number from 0 to 200, and further known auxiliaries and additives customary in detergents and cleaners and optionally in addition further surfactants.
摘要翻译：本发明描述了洗涤剂和清洁剂，其包含有效比例的一种或多种式I的表面活性剂，其中a是数字11,12或13之一，R 1和R 2之一， / SUP>不同，各自为氢或烷基R 3为氢，或硫酸根或磷酸根，x和y各自为0至200的数，以及其它已知的助剂和添加剂常规在洗涤剂和清洁剂中以及另外的另外的表面活性剂。

6. 发明授权

US06440891B1 Catalyst comprising a complex of a metal of subgroup VIII, on the basis of a phosphonite ligand and method for hydroformylation 有权
标题翻译：基于亚膦酸盐配体和加氢甲酰化方法的含有第VIII族金属络合物的催化剂
公开(公告)号：US06440891B1
公开(公告)日：2002-08-27
申请号：US09623175
申请日：2000-08-29
申请人： Heiko Maas , Rocco Paciello , Michael Röper , Jakob Fischer , Wolfgang Siegel
发明人： Heiko Maas , Rocco Paciello , Michael Röper , Jakob Fischer , Wolfgang Siegel
IPC分类号： B01J3100
CPC分类号： C07F9/65746 , B01J31/1865 , B01J2231/321 , B01J2531/0266 , B01J2531/80 , B01J2531/821 , B01J2531/822 , B01J2531/845 , C07C45/50 , C07C253/30 , C07F9/65719 , C07C255/17 , C07C47/02
摘要： The catalyst comprises at least one bi- or more highly dentate phosphonite ligand of the general formula I or salts and mixtures thereof and is useful in a process for hydroformylating compounds containing at least one ethylenically unsaturated double bond by reaction with carbon monoxide and hydrogen.
摘要翻译：催化剂包含至少一种具有通式I或其盐及其混合物的高度齿状的亚膦酸酯配体，并且可用于通过与一氧化碳和氢气反应加氢甲酰化含有至少一个烯属不饱和双键的化合物的方法。

7. 发明授权

US07959822B2 Magnetorheological liquid 有权
标题翻译：磁流变液体
公开(公告)号：US07959822B2
公开(公告)日：2011-06-14
申请号：US11993639
申请日：2006-06-29
申请人： Guenter Oetter , Martin Laun , Juergen Pfister , Rene Lochtman , Gerald Lippert , Heiko Maas
发明人： Guenter Oetter , Martin Laun , Juergen Pfister , Rene Lochtman , Gerald Lippert , Heiko Maas
IPC分类号： H01F1/44 , F16F9/53
CPC分类号： H01F1/447
摘要： A magnetorheological formulation which comprises at least one base oil, at least one magnetizable particle, a at least one dispersant and a at least one thixotropic agent is described.
摘要翻译：描述了包含至少一种基础油，至少一种可磁化颗粒，至少一种分散剂和至少一种触变剂的磁流变配方。

8. 发明授权

US07214842B2 Method for oligomerizing olefins 失效
标题翻译：低聚烯烃的方法
公开(公告)号：US07214842B2
公开(公告)日：2007-05-08
申请号：US10509871
申请日：2003-04-09
申请人： Shahram Mihan , Heiko Maas , Martina Prinz
发明人： Shahram Mihan , Heiko Maas , Martina Prinz
IPC分类号： C07C2/02
CPC分类号： C07C2/32 , C07C2531/02 , C07C2531/14 , C07C2531/22 , Y02P20/582
摘要： Olefins are oligomerized by contacting an olefin with a catalyst system that is comprised of a) at least one transition metal complex that is complexed with a polydentate complexing ligand and b) an alkylaluminoxane, each component being present in such amounts that the molar ratio of aluminum transition metal is greater than 10, wherein at least part of the amount of the transition metal complex is added continuously or in portions during the oligomerization.
摘要翻译：烯烃通过使烯烃与催化剂体系接触而使其低聚，所述催化剂体系由以下组成：a）至少一种与多齿络合配位体络合的过渡金属络合物和b）烷基铝氧烷，每种组分的存在量使得铝的摩尔比过渡金属大于10，其中过渡金属配合物的量的至少一部分在低聚反应期间连续地或部分地加入。

9. 发明申请

US20060167308A1 Process for the preparation of alkylarylsulfonates 审中-公开
标题翻译：烷基芳基磺酸盐的制备方法
公开(公告)号：US20060167308A1
公开(公告)日：2006-07-27
申请号：US11385773
申请日：2006-03-22
申请人： Heiko Maas , Thomas Narbeshuber , Michael Roper
发明人： Heiko Maas , Thomas Narbeshuber , Michael Roper
IPC分类号： C07C309/00
CPC分类号： C07C303/32 , C07C2/08 , C07C2/66 , C07C6/04 , C07C303/06 , C11D1/22 , C11D11/04 , C07C309/31 , C07C11/02 , C07C11/10 , C07C11/107 , C07C15/107
摘要： The invention relates to a process for the preparation of alkylarylsulfonates by a) reaction of a C4-olefin mixture over a metathesis catalyst for the preparation of an olefin mixture comprising 2-pentene and/or 3-hexene, and optional removal of 2-pentene and/or 3-hexene, b) dimerization of the 2-pentene and/or 3-hexene obtained in stage a) over a dimerization catalyst to give a mixture containing C10-12-olefins, and optional removal of the C10-12-olefins, c) reaction of the C10-12-olefin mixtures obtained in stage b) with an aromatic hydrocarbon in the presence of an alkylating catalyst to form alkylaromatic compounds, where, prior to the reaction, additional linear olefins may be added, d) sulfonation of the alkylaromatic compounds obtained in stage c), and neutralization to give alkylarylsulfonates, where, prior to the sulfonation, linear alkylbenzenes may additionally be added, e) optional mixing of the alkylarylsulfonates obtained in stage d) with linear alkylarylsulfonates.
摘要翻译：本发明涉及一种通过以下步骤制备烷基芳基磺酸盐的方法：a）在复分解催化剂上反应C 4/4烯烃混合物，用于制备包含2-戊烯和/或3-己烯的烯烃混合物并且任选地除去2-戊烯和/或3-己烯，b）在二级催化剂中在阶段a）中获得的2-戊烯和/或3-己烯的二聚化，得到含有C 10-12 并且任选地除去C 10-12 - 烯烃，c）在步骤b）中获得的C 10-12α-烯烃混合物的反应，在烷基化催化剂存在下用芳族烃形成烷基芳族化合物，其中在反应之前可以加入另外的直链烯烃，d）在步骤c）中获得的烷基芳族化合物的磺化，并中和得到烷基芳基磺酸盐，其中在磺化之前，可以另外加入直链烷基苯，e）任选地将在sta中获得的烷基芳基磺酸盐 ge d）与直链烷基芳基磺酸盐。

10. 发明授权

US07081557B2 Method for the oligomerization of olefins using a cycloalkylalkyl-substituted triazacyclohexane 失效
标题翻译：使用环烷基烷基取代的三氮杂环己烷使烯烃低聚的方法
公开(公告)号：US07081557B2
公开(公告)日：2006-07-25
申请号：US10507514
申请日：2003-03-10
申请人： Shahram Mihan , Ferenc Molnar , Heiko Maas , Martina Egen , Randolf Köhn
发明人： Shahram Mihan , Ferenc Molnar , Heiko Maas , Martina Egen , Randolf Köhn
IPC分类号： C07C2/02 , C07C2/24 , C08F4/02
CPC分类号： C07C2/32 , B01J23/26 , B01J31/143 , B01J31/182 , B01J2231/20 , B01J2531/62 , C07C2531/14 , C07C2531/22
摘要： Disclosed is a method for the oligomerization of olefins, wherein an olefin is brought into contact with a catalyst system that is obtained from a chromium source, a cycloalkylalkyl-substituted triazacyclohexane, especially a 1,3,5-tris-(cycloalkylalkyl)-1,3,5-triazacyclohexane and an activator such as an alkyl aluminum compound or an alkylalumoxane.
摘要翻译：公开了一种使烯烃低聚的方法，其中使烯烃与从铬源，环烷基烷基取代的三氮杂环己烷，特别是1,3,5-三（环烷基烷基）-1 ，3,5-三氮杂环己烷和活化剂如烷基铝化合物或烷基铝氧烷。

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