公开(公告)号：CA2041931A1

公开(公告)日：1991-11-11

申请号：CA2041931

申请日：1991-05-07

Applicant: TRIESELT WOLFGANG ,  DUNG BERNHARD ,  MUELLER REINHARD ,  OFTRING ALFRED ,  PERNER JOHANNES ,  HOTZ JOHANN ,  BOHN MICHAEL

Inventor： TRIESELT WOLFGANG ,  DUNG BERNHARD ,  MUELLER REINHARD ,  OFTRING ALFRED ,  PERNER JOHANNES ,  HOTZ JOHANN ,  BOHN MICHAEL

IPC: C11D7/54 ,  C07H13/04 ,  C11D3/39 ,  C11D11/00 ,  C11D17/06 ,  C11D1/83 ,  C11D7/10 ,  C11D7/14 ,  C11D7/32

Abstract: O.Z. 0050/41600 A particulate bleach activator composition containing A) from 40 to 95% by weight of pentaacetylglucose or a mixture of pentaacetylglucose and further customary bleach activators and B) from 5 to 60% by weight of one or more additives selected from the following classes: (1) basic inorganic alkali metal and alkaline earth metal salts, (2) mono-, di- and trialkylamines, (3) chelating organic complexing agents combined with hydroxycarboxylic acids, (4) water-insoluble inorganic silicates, (5) anionic surfactants, (6) nonionic surfactants, (7) carboxyl-containing polymers and (8) polysaccharides, is produced by (a) reacting glucose with acetic anhydride to give pentaacetylglucose, (b) removing the resulting acetic acid by distillation down to a residual level of from 0.2 to 10% by weight, (c) admixing the reaction mixture with one or more additives B and optionally further customary bleach activators, and (d) converting the product into a particulate form by a size-enlargement process.

公开(公告)号：CA2060079A1

公开(公告)日：1992-08-10

申请号：CA2060079

申请日：1992-01-27

Applicant: HOUBEN JOCHEN ,  MUELLER JOSEF ,  OFTRING ALFRED ,  WIDDER RUDI

Inventor： HOUBEN JOCHEN ,  MUELLER JOSEF ,  OFTRING ALFRED ,  WIDDER RUDI

IPC: C07C303/24 ,  C07C305/06 ,  C07D213/20 ,  C07D231/14 ,  C07D233/60 ,  C07D295/08 ,  C07D213/52 ,  C07C305/02 ,  C07D211/14 ,  C07D215/10 ,  C07D217/10 ,  C07D219/02 ,  C07D237/08 ,  C07D241/12 ,  C07D261/08 ,  C07D263/32

Abstract: - 8 - 0.2. 0053/42205 The preparation of sulfate betaines I I where R1 and R2 are each identical or different and each is a saturated straight-chain or branched alkyl of 1 to 22 carbon atoms, cycloalkyl of 5 to 7 carbon atoms in the ring, phenyl or naphthyl, or aralkyl of 7 to 12 carbon atoms in total, or the two R1 radicals form, together with the nitrogen, a 5- or 6-membered heterocyclic ring which can contain one or more other hetero atoms and a fusedon benzene ring, where R2 is alkyl of 1 to 4 carbon atoms, or the two R1 radicals form, together with the nitrogen and R2 a 5- or 6-membered unsaturated heterocyclic ring which can contain one or more other hetero atoms and a fused-on benzene ring, and R3 and R4 are identical or different and R3 is hydrogen or alkyl of 1 to 7 carbon atoms, and R4 is hydrogen, alkyl of 1 to 20 carbon atoms or phenyl, where R3 and R4 may be interchanged, entails reacting a tertiary nitrogen base II II with an alkylene carbonate III III and with sulfuric acid at from 80 to 220.degree.C.

公开(公告)号：CA2065971A1

公开(公告)日：1992-10-24

申请号：CA2065971

申请日：1992-04-14

Applicant: BAUR RICHARD ,  GUEMBEL HELMUT ,  OFTRING ALFRED ,  PERNER JOHANNES ,  WOLF GERHARD

Inventor： BAUR RICHARD ,  GUEMBEL HELMUT ,  OFTRING ALFRED ,  PERNER JOHANNES ,  WOLF GERHARD

IPC: B01J27/10 ,  B01J31/02 ,  B01J31/04 ,  C07B61/00 ,  C07C41/54 ,  C07C43/315 ,  C09K23/42 ,  C11D1/72 ,  C07C43/10 ,  C07C43/15 ,  C11D1/68

Abstract: O.Z. 0050/42371 Alkanediol bisacetals useful as surface-active substances for industrial purposes, in particular in washing and cleaning agents, have the formula I I where R1 is alkyl or alkenyl of from 6 to 30 carbon atoms, A is 1,2-alkylene of from 2 to 4 carbon atoms, m is from 0 to 50, within each of the pairs R1, A and m the meanings being identical or different, and n is from 2 to 20.

公开(公告)号：CA2013847A1

公开(公告)日：1990-11-06

申请号：CA2013847

申请日：1990-04-04

Applicant: OFTRING ALFRED ,  BIRNBACH STEFAN ,  BAUR RICHARD ,  GOUSETIS CHARALAMPOS ,  TRIESELT WOLFGANG

Inventor： OFTRING ALFRED ,  BIRNBACH STEFAN ,  BAUR RICHARD ,  GOUSETIS CHARALAMPOS ,  TRIESELT WOLFGANG

IPC: C07C229/16 ,  C07C229/22 ,  C11D3/33 ,  C11D3/39 ,  D06L1/12 ,  C07C227/14 ,  C07C229/24 ,  C11D3/20 ,  C11D3/26

公开(公告)号：CA2148405A1

公开(公告)日：1995-11-08

申请号：CA2148405

申请日：1995-05-02

Applicant: OFTRING ALFRED ,  BURKHART BERND ,  WEHLAGE THOMAS ,  DYLLICK BRENZINGER RAINER ,  BECK KARIN HEIDRUN

Inventor： OFTRING ALFRED ,  BURKHART BERND ,  WEHLAGE THOMAS ,  DYLLICK-BRENZINGER RAINER ,  BECK KARIN HEIDRUN

IPC: C07D231/12 ,  C07D233/58 ,  G03G9/097 ,  G03G9/08

Abstract: Electrostatic toners contain a polymeric binder and, as a charge stabilizer, a compound of the formula An?, where the ring A may be benzofused and Het? is the positively charged radical of a heterocycle, L is C1-C8-alkylene, R is hydrogen, unsubstituted or substituted C1-C6-alkyl, unsubstituted or substituted phenyl, unsubstituted or substituted hydroxyl or unsubstituted or substituted amino and An? is one equivalent of an anion.

公开(公告)号：CA2032980A1

公开(公告)日：1991-06-23

申请号：CA2032980

申请日：1990-12-21

Applicant: BAUR RICHARD ,  HOUBEN JOCHEN ,  OFTRING ALFRED

Inventor： BAUR RICHARD ,  HOUBEN JOCHEN ,  OFTRING ALFRED

IPC: C08G65/331 ,  C07C41/01 ,  C07C43/10

Abstract: A process for the preparation of polyalkylene glycol bisethers having the general formula I R1-O-(A1-O)m-(A2-O)n-R2 I in which; R1 and R2 are straight-chain or branched C1-C30-alkyl or C2-C30-alkylene groups; aryl radicals which can also be substituted by C1-C4 alkyl groups having a total of up to 12 carbon atoms; or aryl alkyl radicals having a total of up to 20 carbon atoms; A1 and A2 are 1,2-alkylene groups having from 2-4 carbon atoms; and, m and n are from 1 to 100, by heating an alkoxylated alcohol or an alkoxylated phenol IIa R1-O-(A1-O)m-H IIa with an alkoxylated alcohol or phenol IIb H-O-(A2-O)n-R2 IIb in the presence of an acid catalyst.

公开(公告)号：CA2042088A1

公开(公告)日：1991-11-17

申请号：CA2042088

申请日：1991-05-08

Applicant: OFTRING ALFRED ,  KAPPES ELISABETH ,  BAUR RICHARD ,  KUD ALEXANDER

Inventor： OFTRING ALFRED ,  KAPPES ELISABETH ,  BAUR RICHARD ,  KUD ALEXANDER

IPC: C07H15/04 ,  C07H15/08 ,  C11D1/08 ,  C11D3/22

Abstract: O.Z. 0050/41615 of the disclosure: Alkyl (poly)glucoside ether carboxylates of the formula (I) where R is C1 to C24-alkyl, C1- to C24-alkylphenyl, hydroxy-C2- to C6-alkyl, hydroxy-C1- to C24-alkylphenyl, , or H, R1 is H or methyl, R2 is or , X is a hydrogen, alkali metal, ammonium and/or substituted ammonium equivalent, x is from 1 to 10, y is from 0 to 10, z is from 1 to 4, a process for the preparation of the compounds of the formula I and the use of these compounds as an additive to phosphate-free and low-phosphate detergents, are described.

公开(公告)号：CA2008143A1

公开(公告)日：1990-07-20

申请号：CA2008143

申请日：1990-01-19

Applicant: OFTRING ALFRED ,  BIRNBACH STEFAN ,  FIKENTSCHER ROLF ,  BAUR RICHARD ,  KUD ALEXANDER ,  GOECKEL ULRICH ,  PERNER JOHANNES

Inventor： OFTRING ALFRED ,  BIRNBACH STEFAN ,  FIKENTSCHER ROLF ,  BAUR RICHARD ,  KUD ALEXANDER ,  GOECKEL ULRICH ,  PERNER JOHANNES

IPC: C11D1/72 ,  C07C229/24 ,  C07C309/13 ,  C09K3/00 ,  C09K23/28 ,  C09K23/42 ,  C11D3/33 ,  C07C229/22

Abstract: O.Z. 0050/40515 Glycerol aminocarboxylates of the formula ( I ) where n is from 0 to 10 and R is or , where L is iminodiacetate, aspartate, glutamate, sarcosi nate, glycinate, serinate, hydroxyaspartate, etha nolaminoacetate, diethanolamino, alanate or taurinato and X is hydrogen, an alkali metal, ammonium or substituted ammonium, are prepared by esterifying glycerol or polyglycerols which contain up to 10 glycerol units with maleic anhydride or itaconic anhydride and addition of compound L-H where L is as defined above to the double bonds of the esters, and are used as complexing agents.

公开(公告)号：WO2012150155A1

公开(公告)日：2012-11-08

申请号：PCT/EP2012057508

申请日：2012-04-25

Applicant: BASF SE ,  OFTRING ALFRED ,  WEBER MAXIM ,  BRAUN GEROLD ,  LAUTERBACH ARNULF

Inventor： OFTRING ALFRED ,  WEBER MAXIM ,  BRAUN GEROLD ,  LAUTERBACH ARNULF

IPC: C07C227/42 ,  C07C229/04

CPC classification number: C07C227/42 ,  C07C229/04

Abstract: What is proposed is a process for preparing a crystalline L-MGDA tri-alkali metal salt by crystallization from an aqueous solution thereof which has been obtained by Strecker synthesis proceeding from L-a-alanine, by reaction with formaldehyde and hydrogen cyanide to give L-a-alanine-N,N-diacetonitrile and subsequent alkaline hydrolysis of the L-a-alanine-N,N-diacetonitrile to give the L-MGDA tri-alkali metal salt, which is characterized in that a temperature of 150°C is not exceeded in the course of alkaline hydrolysis.

Abstract translation: 一种方法，提出了一种用于通过从结晶通过Strecker合成获得的它们的水溶液，来自La丙氨酸开始产生结晶L- MGDA- Trialkalimetallsalzes，通过与甲醛和氢氰酸的La丙氨酸N，N- diacetonitrile和反应 得到的La丙氨酸N，N- Diacetonitrils随后碱性水解为L-MGDA Trialkalimetallsalz，其特征在于，对于在150℃的温度下的碱性水解，不被超过。

公开(公告)号：WO2012139842A1

公开(公告)日：2012-10-18

申请号：PCT/EP2012/054349

申请日：2012-03-13

Applicant: BASF SE ,  BAUMANN, Robert ,  BIEL, Markus, Christian ,  FRANZKE, Axel ,  HEIDENFELDER, Thomas ,  KLINGELHOEFER, Paul ,  OFTRING, Alfred

Inventor： BAUMANN, Robert ,  BIEL, Markus, Christian ,  FRANZKE, Axel ,  HEIDENFELDER, Thomas ,  KLINGELHOEFER, Paul ,  OFTRING, Alfred

IPC: C07C227/18 ,  C07C229/12

CPC classification number: C07C227/18 ,  C07C227/02 ,  C07C229/12 ,  C07C229/16

Abstract: Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von Aminopolycarboxylaten ausgehend von einer Aminosäure, die in einem ersten Verfahrensschritt mit Ethylenoxid zu einem Zwischenproduktgemisch, enthaltend das entsprechende Dialkanolamin, umgesetzt wird, und danach das Zwischenproduktgemisch in einem zweiten Verfahrensschritt katalytisch unter Einsatz einer Base zum entsprechenden Aminopolycarboxylat umgesetzt wird, dadurch gekennzeichnet, dass die Aminosäure vor der Umsetzung mit Ethylenoxid im ersten Verfahrensschritt einer Teilneutralisation mit 0,70 bis 0,99 Äquivalenten Base pro Säuregruppe zugeführt wird oder dass im ersten Verfahrensschritt eine bereits mit 0,70 bis 0,99 Äquivalenten Base pro Säuregruppe teilneutralisierte Aminosäure eingesetzt wird.

Abstract translation: 本发明涉及一种用于制造从在第一步骤中反应的环氧乙烷，以形成含有适当二链烷醇胺，然后将中间产物混合物在第二步骤中催化使用碱成相应aminopolycarboxylate的中间产物混合物的氨基酸开始氨基多的处理 进行反应，其特征在于，所述氨基酸前与环氧乙烷部分中和反应与在第一步骤中0.70〜0.99当量的碱的每基团或被供给，在第一工艺步骤中，将已经0.70〜0.99当量的碱 每个酸基团被中和使用的氨基酸。