Nitrogen Attached Indirectly To The Sulfonate Group By Acyclic Nonionic Bonding Patents (Class 562/104)
-
Publication number: 20100150804Abstract: One aspect of the present invention relates to amine-functionalized task-specific ionic liquids (TSILs). In certain embodiments, the ionic liquids of the invention comprise beta-hydroxy amines, aryl amines or tertiary amines. The TSILs may be used for gas capture, capitalizing on their non-volatile nature. In certain embodiments, the captured gas is selected from the group consisting of CO2, SO2, CS2, and NO2. Another aspect of the present invention relates to a library of CO2-philic salts, which library facilitates reactive gas separation. In certain embodiments, the CO2-philic salts are CO2-reactive TSILs. In certain embodiments, the CO2-philic salts are resinous or plastic in nature.Type: ApplicationFiled: April 2, 2008Publication date: June 17, 2010Applicant: University of South AlabamaInventor: James H. Davis, JR.
-
Publication number: 20100069290Abstract: The ejection liquid of the present invention includes a compound having a guanidine group, and a carboxyl group or a sulfonic acid group in one molecule, and being represented by the general formula (1), or a salt of the compound, for the purpose of stably ejecting a solution including at least one of a protein and a peptide by imparting thermal energy to the solution.Type: ApplicationFiled: November 9, 2007Publication date: March 18, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Yohei Masada, Masaru Sugita, Hideki Kaneko, Naoko Sakurada
-
Publication number: 20090318556Abstract: Disclosed herein are biomarkers for determining gamma radiation exposure by an animal or human. The biomarkers include 3-hydroxy-2-methylbenzoic acid 3-O-sulfate, N-hexanoylglycine, ?-thymidine, taurine, xanthine, xanthosine, 2?-deoxyuridine, 2?-deoxycytidine, 2?-deoxyxanthosine, or any salt, ion, or combination thereof. Also disclosed are methods for determining gamma radiation exposure by an animal or human, which include the step of measuring the amount of one or more biomarkers specific to gamma radiation in the biological fluid and correlating the amount of said biomarkers to the amount of gamma radiation exposure by the animal or human. Systems for determining gamma radiation exposure by an animal or human and methods of treating an animal or human for gamma radiation exposure are also disclosed.Type: ApplicationFiled: May 15, 2008Publication date: December 24, 2009Inventors: Jeffrey R. Idle, Frank J. Gonzalez, John B. Tyburski, Kristopher W. Krausz, Andrew David Patterson
-
Publication number: 20090308248Abstract: An acid gas absorbent comprising a metal sulfonate, phosphonate or carboxylate of a hindered amine and a process for the selective removal Of H2S as well as other acidic components such as carbon disulfide, carbonyl sulfide and oxygen and sulfur derivatives of C1 to C4 hydrocarbons from mixtures containing such acidic components and CO2 using said absorbent.Type: ApplicationFiled: August 1, 2006Publication date: December 17, 2009Inventors: Michael Siskin, Alan R. Katritzky, Frank Cheng-Yu Wang
-
Publication number: 20090269673Abstract: The invention relates to a method for producing perfluoroalkanesulfonic acid esters and for further transforming the same into the salts thereof. The invention also relates to the use of the produced compounds in electrolytes, batteries, capacitors, supercapacitors, and galvanic cells.Type: ApplicationFiled: July 8, 2009Publication date: October 29, 2009Inventors: Nikolai Ignatyev, Michael Schmidt, Udo Heider, Peter Sartori, Andry Kucheryna
-
Publication number: 20090163606Abstract: Suspensions having additives for controlled dispersion including a solvent, an ion source, a particle source selected from a partially dissolving colloid or a non-dissolving colloid, and an additive where the additive is added to the solvent prior to the ion source and the particle source when the particle source is the partially dissolving colloid.Type: ApplicationFiled: December 20, 2007Publication date: June 25, 2009Inventors: GLEN HAROLD KIRBY, Brett Allen Boutwell
-
Publication number: 20090137670Abstract: Carnitine and Taurine Compounds are described. The Carnitine Compound comprises Carnitine and one of a Nitrate and a Nitrite. The Taurine Compound comprises Taurine and one of a Nitrate and a Nitrite.Type: ApplicationFiled: December 17, 2008Publication date: May 28, 2009Inventors: Ronald Kramer, Alexander Nikolaidis
-
Publication number: 20090076167Abstract: The present application describes deuterium-enriched tramiprosate, pharmaceutically acceptable salt forms thereof, and methods of treating using the same.Type: ApplicationFiled: September 11, 2008Publication date: March 19, 2009Applicant: Protia, LLCInventor: Anthony W. Czarnik
-
Publication number: 20090023812Abstract: The present invention relates to active bactericidal, antibacterial, anti-infective, antimicrobial, sporicidal, disinfectant, antifungal and antiviral compounds and compositions and to new uses of these compositions in therapy. This specification also describes methods of use for the new compounds and compositions. The specification further describes methods for preparing these compounds.Type: ApplicationFiled: September 11, 2008Publication date: January 22, 2009Inventors: Mansour Bassiri, Ramin Najafi, Lu Wang, Jane Yang
-
Process for producing of an aminoalkylsulfonic acid and a method of salt exchange for a salt thereof
Patent number: 7049464Abstract: A process for producing an aminoalkylsulfonic acid of formula [2]: wherein R1 and R2 are each independently hydrogen, alkyl, aryl or aralkyl; and R3 and R4 are each independently hydrogen or alkyl, comprising reacting an aminoalkylsulfonate salt of formula [1]: wherein M is alkali metal, organic ammonium or ammonium ion; and R1 to R4 are as described above, an aqueous solution thereof, or a solution dissolving any one of them in a water-soluble organic solvent, selected from alcohols having 1 to 3 carbon, carboxylic acids having 2 to 12 carbon and dimethylformamide, with an organic acid; and a method of salt exchange for an aminoalkylsulfonate salt of formula [1?]: wherein M? is alkali metal, organic ammonium or ammonium ion; and R1 and R4 are as described above, comprising reacting the aminoalkylsulfonate salt formula [2] with a hydroxide of formula [6]: M?OH[6] wherein M? is as described above, in alcohol or water.Type: GrantFiled: August 27, 2003Date of Patent: May 23, 2006Assignee: Wako Pure Chemical Industries, Ltd.Inventors: Takuhiro Kimura, Tsutomu Tani, Reiji Miyahara -
Patent number: 6921774Abstract: The invention provides novel compounds of the formula I below: wherein the meaning of each substituent is defined in the application. The compounds are useful as inhibitors of the glycine transporter and useful in the treatment of diseases responsive to the inhibition of the glycine transporter. The invention provides a pharmaceutical composition comprising a compound of Formula I as defined above and the use of compounds as above for the manufacture of medicaments for treatment of diseases responsive to ligands of the glycine transporter.Type: GrantFiled: January 17, 2003Date of Patent: July 26, 2005Assignee: H. Lundbeck A/SInventors: Ejner Knud Moltzen, Paul Garrick Smith, Christian Krog-Jensen, Klaus Peter Bøgesø
-
Patent number: 6900350Abstract: The invention relates to a method for the production of ?-aminoalkylsulphonic acids of general formula (I), where R1 and R2=optionally substituted alkyl groups with 1 20 C atoms and n=a whole number from 2 6, whereby an amine of formula (II), where R1 and R2 have the above meanings is reacted with an alkyl dihalide of formula (III), where n has the above meaning and X1 and X2=chlorine or bromine, with addition of alkali hydroxide at a pH of 8 10. The pH is then adjusted to a value of 0 1, by addition of a hydrohalic acid and excess alkyl dihalide is separated off, before the reaction solution is adjusted to a pH of 6 7.5 with alkali liquor, alkali sulphite is added and the product (I) formed at elevated temperate.Type: GrantFiled: April 27, 2001Date of Patent: May 31, 2005Assignee: RASCHIG GmbHInventors: Volker Schaefer, Wolfgang Knoll, Alexander Schmitt, Christoph Huettner
-
Publication number: 20040235757Abstract: Are described compounds of Formula (I) in which R, R′, R″, A, and D have the meanings described in the text, as useful agents in the cure of pathologies characterised by altered angiogenesis and as antitumorals.Type: ApplicationFiled: February 2, 2004Publication date: November 25, 2004Inventors: Dallavalle Sabrina, Merlini Lucio, Pisano Claudio, Vesci Loredana, Giannini Giuseppe, Penco Sergio
-
Publication number: 20040152775Abstract: Novel compounds of formula (I) wherein R1 represents hydrogen; R2 represents hydroxy, fluoro or an oxo group; R3 represents hydrogen; R4 represents hydrogen; and pharmaceutically acceptable salts, solvates and the stereoisomers thereof, with the exception of the racemate of (3-amino-2-hydroxypropyl)sulphinic acid. The compounds are useful in therapy, especially for the treatment of reflux disease. The invention is also related to processes for their preparation, intermediates of said process and pharmaceutical compositions containing said therapeutically active compounds and to the use of said active compounds in therapy.Type: ApplicationFiled: January 13, 2004Publication date: August 5, 2004Inventors: Kevin Fitzpatrick, William Geiss, Anders Lehmann, Gunnel Sunden, Sverker Von Unge
-
Publication number: 20040147482Abstract: Thee present invention relates to therapeutically active cubane compounds, a method of preparing the same, and to pharmaceutical compositions comprising the compounds. The novel compounds are useful in creating diseases of the central nervous system related to the metabotropic glutamate receptor system.Type: ApplicationFiled: January 14, 2004Publication date: July 29, 2004Applicant: Prescient NeuroPharma Inc.Inventors: Hassan Pajouhesh, Kenneth Curry
-
Publication number: 20030203852Abstract: The present invention is directed in particular to dipeptide-like compounds derived from functionally substituted amino acids, having fatty acid chains bound thereto through amidification of the amine functional groups of said dipeptide-like compounds, one end portion of which bears an accessory functional side chain spacer, with the other end portion being an acid group either in neutral or charged state.Type: ApplicationFiled: August 28, 2002Publication date: October 30, 2003Inventors: Jacques Bauer, Olivier Richard Martin, Sylvain Rodriguez
-
Publication number: 20030187295Abstract: The invention relates to a method for the production of &OHgr;-aminoalkylsulphonic acids of general formula (I), where R1 and R2=optionally substituted alkyl groups with 1 20 C atoms and n=a whole number from 2 6, whereby an amine of formula (II), where R1 and R2 have the above meanings is reacted with an alkyl dihalide of formula (III), where n has the above meaning and X1 and X2=chlorine or bromine, with addition of alkali hydroxide at a pH of 8 10. The pH is then adjusted to a value of 0 1, by addition of a hydrohalic acid and excess alkyl dihalide is separated off, before the reaction solution is adjusted to a pH of 6 7.5 with alkali liquor, alkali sulphite is added and the product (I) formed at elevated temperate.Type: ApplicationFiled: November 8, 2002Publication date: October 2, 2003Inventors: Volker Schaefer, Wolfgang Knoll, Alexander Schmitt, Christoph Huettner
-
Publication number: 20030180276Abstract: A novel salt, creatine taurinate, and the compositions containing same (health foods, dietary supplements or (drugs) are disclosed.Type: ApplicationFiled: October 30, 2002Publication date: September 25, 2003Inventor: Antonietta Buononato
-
Patent number: 6455725Abstract: The invention relates to substituted cinnamic acids and cinnamic acid esters of formula (I), wherein X represents F, Cl or J and R1 and R2 are the same or different and represent hydrogen, an optionally substituted C1-C10-alkyl radical or an optionally substituted benzyl radical. Substituted indanone carboxylic acid esters are produced using said substituted cinnamic acid and cinnamic acid ester in a technically simple and non-dangerous manner as far as safety is concerned.Type: GrantFiled: February 13, 2001Date of Patent: September 24, 2002Assignee: Bayer AktiengesellschaftInventors: Walter Lange, Joachim Komoschinski, Guido Steffan, Ernst Kysela
-
Patent number: 6451761Abstract: A method of treating a CNS disorder in a subject in need of such treatment, the method comprising administering to the subject an effective amount of an N′N′-dichlorinated amino acid, peptide, peptidomimetic, amine, or a pharmacologically acceptable analogue or derivative thereof, such that a CNS disorder is treated. An N′N′-dichlorinated amino acid, peptide, peptidomimetic, or amine capable of crossing the blood-brain barrier of a subject when administered thereto.Type: GrantFiled: September 26, 2000Date of Patent: September 17, 2002Assignee: Queen's University at KingstonInventors: Nico M. van Gelder, Raymond J. Bowers
-
Patent number: 6310073Abstract: Therapeutic compounds and methods for inhibiting a glycosaminoglycan (GAG)-associated molecular interaction in a subject, whatever its clinical setting, are described.Type: GrantFiled: July 27, 1999Date of Patent: October 30, 2001Assignees: Queen's University at Kingston, Neurochem, Inc.Inventors: Robert Kisilevsky, Allan M. Green, Francine Gervais
-
Patent number: 6203823Abstract: Use of calcium taurate as an antihypertensive agent and dietary supplement. The compound is prepared by reacting taurine and calcium in a 2:1 molar ratio. The resulting mixture is diluted with alcohol and the remaining clear filtrate is crystallized. Calcium taurate is taken orally as a nutritional supplement or antihypertensive agent, and can be used as an adjuvant to conventional antihypertensive drugs.Type: GrantFiled: December 10, 1999Date of Patent: March 20, 2001Assignee: Nutrition 21Inventor: Mark F. McCarty
-
Patent number: 6124496Abstract: The present invention relates to a synthesis method of thionate diamine by the reaction of alkali metal isethionate with diols to form alkali metal isethionate ethoxylate having the following structural formula:HO(CH.sub.2 CH.sub.2 O).sub.n CH.sub.2 CH.sub.2 SO.sub.3 AThe above isethionate ethoxylate is then reacted with aliphatic diamine having a Carbon number of 2 to 6 to form a series of N-(2-aminoalkyl)-2-aminoethyoxylate ethane sulfonate having the following structure formula:H.sub.2 N--(CH.sub.2).sub.m --NH--(CH.sub.2 CH.sub.2 O).sub.n CH.sub.2 CH.sub.2 SO.sub.Type: GrantFiled: October 16, 1998Date of Patent: September 26, 2000Assignee: China Textile InstituteInventors: Jong-Fu Wu, Kun-Lin Cheng, Wen-Jung Chen
-
Patent number: 6099869Abstract: Use of calcium taurate as an antihypertensive agent and dietary supplement. The compound is prepared by reacting taurine and calcium in a 2:1 molar ratio. The resulting mixture is diluted with alcohol and the remaining clear filtrate is crystallized. Calcium taurate is taken orally as nutritional supplement or antihypertensive agent, and can be used as an adjuvant to conventional antihypertensive drugs.Type: GrantFiled: December 15, 1998Date of Patent: August 8, 2000Assignee: Nutrition 21Inventor: Mark F. McCarty
-
Patent number: 5948939Abstract: An .omega.-guanidino-.alpha.-amino-acid (or its functional derivative) or a compound containing it may be prepared by the reaction of the .omega.-amino group of an .alpha.,.omega.-diamino acid (or its functional derivative) or a compound containing it with a formamidinesulfonic acid.Type: GrantFiled: April 20, 1992Date of Patent: September 7, 1999Assignee: Syntex (U.S.A.) Inc.Inventors: Humberto B. Arzeno, David J. Morgans, Jr.
-
Patent number: 5898084Abstract: The process for preparing an N-acylaminocarboxylic or N-acylaminosulfonic acid or an alkali metal salt thereof from an alkali metal aminocarboxylate or aminosulfonate and a carboxylic glyceride comprises(a) preparing a suspension of the solid anhydrous alkali metal aminocarboxylate or aminosulfonate in the carboxylic glyceride,(b) adding a strong base to the suspension to form an alkali metal N-acylaminocarboxylate or N-acylaminosulfonate, and(c) if desired, preparing the free N-acylaminocarboxylic or N-acylaminosulfonic acid therefrom in a conventional manner by adding an acid.Type: GrantFiled: January 13, 1998Date of Patent: April 27, 1999Assignee: BASF AktiengesellschaftInventors: Alfred Oftring, Martin aus dem Kahmen
-
Patent number: 5879930Abstract: L-PTC (L-phosphinothricin, L-2-amino-4-methylphosphino-butyric acid) is the active herbicidal component of D,L-PTC and can be obtained according to the invention when D,L-PTC derivatives which are N-acylated and esterified on the phosphinic acid group as well as optionally esterified or amidated on the carboxylic group, are treated with a hydrolytically active enzyme in an aqueous or aqueous-organic medium, in which process the L-PTC derivatives are selectively hydrolyzed on the N-acyl group or the modified carboxyl group, the resulting product mixture is resolved, and the desired L-PTC derivative is hydrolyzed to give the L-PTC and isolated by customary methods.Type: GrantFiled: January 5, 1998Date of Patent: March 9, 1999Assignee: Hoechst AktiengesellschaftInventors: Lothar Willms, Gerd Fulling, Reinhold Keller
-
Patent number: 5869725Abstract: Derivatives of gamma-amino-alpha,beta-unsaturated sulfonic acids, a process for the preparation of the same and their utilization in the synthesis of pseudopeptides characterized by the presence of at least a sulfonamide type bond conjugated to a double bond are described.Type: GrantFiled: October 30, 1996Date of Patent: February 9, 1999Assignee: Pharmacia & UpJohn S.P.A.Inventors: Cesare Gennari, Donatella Potenza, Barbara Salom
-
Patent number: 5861369Abstract: The present invention relates to compounds of the formula 1 ##STR1## wherein R.sub.1 is selected from hydrogen and -R.sub.4 -R.sub.5 where R.sub.4 is selected from nothing C.sub.1 -C.sub.20 linear or branched alkylene C.sub.3 -C.sub.20 cycloalkylene, C.sub.6 -C.sub.20 arylene, C.sub.7 -C.sub.20 alkarylene and C.sub.7 -C.sub.20 arlkylene; and R.sub.5 is one of hydrogen, hydroxy, --CO.sub.2 Z, phenyl hydroxyphenyl pyridyl, nitrophenyl, furyl, and thienyl; R.sub.2 and R.sub.3 are independently selected from a group of the formula --R.sub.4 --R.sub.6 ; where R.sub.4 is as defined above and R.sub.6 is one of hydrogen, hydroxy --CO.sub.2 Z. --CH(CO.sub.2 Z)--CH.sub.2 --CO.sub.2 Z and NR.sub.7 R.sub.8 ; where R.sub.7 and R.sub.8 are independently selected from a group of the formula: --(CH.sub.2)k--R.sub.g : where k.dbd.0-20 and R.sub.g is one of hydrogen, hydroxy, --CO.sub.2 Z. and --CH(CO.sub.2 Z)--CH.sub.2 --CO.sub.2 Z: wherein Y is selected from --CO.sub.2 Z. --SO.sub.3 Z and --C.dbd.Type: GrantFiled: February 29, 1996Date of Patent: January 19, 1999Assignee: Akzo Nobel nvInventor: Charles Navarro
-
Patent number: 5840972Abstract: A process is disclosed for the preparation of N.sup.G -monoalkyl-L-arginine and related compounds and salts thereof, for example N.sup.G -monomethyl-L-arginine by reacting N-alkylaminoiminomethane sulphonic acid of formula (II) with an amino acid of formula (III).Type: GrantFiled: February 22, 1995Date of Patent: November 24, 1998Assignee: Glaxo Wellcome Inc.Inventors: Rajnikant Patel, Amrik Singh Mahal, Donald Lloyd Winston Burford
-
Patent number: 5763737Abstract: A method for the reduction of toxicity of S-(2-diisopropylamino)ethyl methylphosphonothioate ions in a medium or mixture by reaction with hydrogen peroxide and a strong inorganic acid.Type: GrantFiled: June 27, 1997Date of Patent: June 9, 1998Assignee: The United States of America as represented by the Secretary of the ArmyInventors: Yu-Chu Yang, George W. Wagner
-
Patent number: 5723133Abstract: A guanidine derivative represented by formula (1), (2), (3) or its acid addition salt and a production process thereof ##STR1## wherein each of A and B is a C.sub.2 -C.sub.8 alkylene, D is a single bond, --CO-- or a C.sub.1 -C.sub.5 alkylene, E is H, a lower alkyl or the like, m is 1 to 6, n is 0 to 6 and R.sup.1 is H, a lower alkyl or the like, l is 1 to 10 and G is H, --OH or the like and a skin cosmetic containing the same. It can exert excellent keratin layer softening effect continuously for a long period of time.Type: GrantFiled: July 26, 1995Date of Patent: March 3, 1998Assignee: Kao CorporationInventors: Minoru Nagai, Hiromitsu Kawada, Mayumi Tsuchiya, Seiji Yamasaki, Akira Yamamuro, Toshiya Ono
-
Patent number: 5646327Abstract: Substituted hydroxylamines useful in photographic processing solution can be prepared by reacting a hydroxylamine with a vinylic compound having an electron withdrawing substituent in a suitable solvent, in the absence of a neutralizing base. The resulting products can be used without isolation from the reaction solution.Type: GrantFiled: December 8, 1995Date of Patent: July 8, 1997Assignee: Eastman Kodak CompanyInventors: Elizabeth Gertrude Burns, Lynda Woedy McGarry, Gary Stephen Proehl, Lee Hamilton Latimer
-
Patent number: 5510510Abstract: Inhibition of farnesyl transferase, which is an enzyme involved in ras oncogene expression, and inhibition of cholesterol biosynthesis, are effected by compounds of the formula ##STR1## their enantiomers, diastereomers, and pharmaceutically acceptable salts, prodrugs, and solvates, wherein:x is --ONR.sup.1 C(O)--, --N(OR.sup.1)C(O)--, --NR.sup.1 C(O)--, --C(O)NR.sup.1 --, --NR.sup.1 S(O.sub.2)--, --C(O)O--, --OC(O)--, --C(O)--, --O--, --NR.sup.1 -- or --(S).sub.q --;Y is --CO.sub.2 R.sup.2, --SO.sub.3 R.sup.2 or --P(O) (OR.sup.2) (R.sup.3);R is alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkenylene or aryl;R.sup.3 is --(O).sub.t R.sup.4 ;R.sup.1, R.sup.2 and R.sup.4 are each independently hydrogen, alkyl, aryl or aralkyl;m and n are each independently 0 or an integer from 1 to 5;p and t are each independently 0 or 1; andq is an integer from 1 to 2.Type: GrantFiled: June 28, 1994Date of Patent: April 23, 1996Assignee: Bristol-Meyers Squibb CompanyInventors: Dinesh V. Patel, Scott A. Biller
-
Patent number: 5430052Abstract: The present invention relates to a pharmaceutical composition for use in preventing or treating heart diseases in a mammal, which comprises at least one aminoalkanesulfonic acid derivative of the formula (I): ##STR1## wherein X is hydrogen or an amino acid residue; Y is hydrogen, a phenyl group or an alkyl group, which may have a hydroxy, amino, carboxy, phenyl or hydroxyphenyl group; or X and Y are joined to form a trimethylene or hydroxytrimethylene group; and at least one of X and Y is other than hydrogen;or pharmaceutically acceptable salt thereof.Type: GrantFiled: December 15, 1993Date of Patent: July 4, 1995Assignee: Nippon Zoki Pharmaceutical Co., Ltd.Inventors: Kunihiko Higashiura, Masao Hattori, Kazuharu Ienaga
-
Patent number: 5326906Abstract: The ampholytes are extracted from the reaction solution with a liquid cation exchanger which is immiscible with the acidic aqueous reaction solution, where the cation exchanger is dissolved in at least one organic solvent which is immiscible with water and forms an organic phase with the organic solvent. Subsequently the organic phase which is loaded with the ampholyte is separated from the reaction solution, and then the ampholytes are back-extracted from the organic phase with aqueous solvents. The product losses in the process are low, and the residual salt content is very low.Type: GrantFiled: January 10, 1992Date of Patent: July 5, 1994Assignee: Hoechst AktiengesellschaftInventors: Heribert Tetzlaff, Matthias Krull, Gernot Kremer, Christoph Porz
-
Patent number: 5312839Abstract: Compounds and a method useful for protection of tissue cells in a mammalian body from irreversible damages due to lactic acidosis caused by oxygen deficiency. The protection is achieved by administering a compound having a cell membrane permeability and/or ability to cross the blood brain barrier and being able to provide a buffering action to prevent an increase in a hydrogen ion concentration over the physiologically acceptable levels.Type: GrantFiled: March 5, 1991Date of Patent: May 17, 1994Assignee: Regents of the University of CaliforniaInventor: Tsutomu Nakada
-
Patent number: 5302192Abstract: The present invention relates to an anti-fouling coating composition that comprises a marine biocide and a binder which is a hydrolyzable film-forming seawater-erodible polymer. The polymer contains sulphonic acid groups in quaternary ammonium salt form.Type: GrantFiled: July 31, 1992Date of Patent: April 12, 1994Assignee: Courtaulds Coatings (Holdings) LimitedInventors: James McLearie, Alistair A. Finnie, Adrian F. Andrews, Ian S. Millichamp, Alexander Milne
-
Patent number: 5262563Abstract: There is provided a process for producing sulfoalkyl-substituted hydroxylamines useful as preservatives to be added to a color developer for photosensitive materials. In this process, the sulfoalkyl-substituted hydroxylamines can be easily synthesized by reacting a specified alkylating agent, cyclic sulfonic ester, vinylsulfonic acid or sulfoalkyl-substituted acrylamide with a hydroxylamine.Type: GrantFiled: July 11, 1990Date of Patent: November 16, 1993Assignee: Fuji Photo Film Co., Ltd.Inventor: Kiyoshi Morimoto
-
Patent number: 5258141Abstract: New compounds are represented by Formula I: ##STR1## and salts and complexes thereof; wherein R is an alkyl group having at least one --SO.sub.3 H and at least one --OH; each R' is independently selected from hydrogen, an unsubstituted or inertly substituted alkyl group, an alkyl group substituted with a carbonyl group, with a carboxylic acid, salt or complexed carboxyl group, or an alkoxy group; R" is hydroxyalkyl and x+y+z=3 and are good chelants. The compounds are also biodegradable and are particularly useful in washing compositions, preferably containing detergents and in gas conditioning.Type: GrantFiled: January 26, 1993Date of Patent: November 2, 1993Assignee: The Dow Chemical CompanyInventors: Druce K. Crump, David A. Wilson
-
Patent number: 5208369Abstract: New compounds are represented by Formula I: ##STR1## and salts and complexes thereof; wherein R is an alkyl group having at least one --SO.sub.3 H and at least one --OH; each R' is independently selected from hydrogen, an unsubstituted or inertly substituted alkyl group, an alkyl group substituted with a carbonyl group, with a carboxylic acid, salt or complexed carboxyl group, or an alkoxy group; R" is hydroxyalkyl and x+y+z=3 and are good chelants. The compounds are also biodegradable and are particularly useful in washing compositions, preferably containing detergents and in gas conditioning.Type: GrantFiled: May 31, 1991Date of Patent: May 4, 1993Assignee: The Dow Chemical CompanyInventors: Druce K. Crump, David A. Wilson
-
Patent number: 5177256Abstract: The present invention provides a novel betaine compound represented by the general formula: ##STR1## wherein R.sup.1 is a straight-chain or branched alkyl, alkenyl or hydroxyalkyl group having 8 to 22 carbon atoms; X is H or a hydroxyl group; R.sup.2, R.sup.3 and R.sup.4 each represent an alkyl group having 1 to 4 carbon atoms; Y is --CH.sub.2 CH(OH)CH.sub.2 SO.sub.3, --(CH.sub.2).sub.n SO.sub.3 or --(CH.sub.2).sub.m CO.sub.2 ; n is 2 to 5; m is 1 to 5; and l is 0 to 5; a process for the preparation of the same; and a detergent composition containing the same. This detergent composition exhibits excellent foaming power and detergency and is lowly irritant, thus being suitable for a base of a body or hair shampoo.Type: GrantFiled: December 20, 1991Date of Patent: January 5, 1993Assignee: Kao CorporationInventors: Makoto Kubo, Kohshiro Sotoya, Takashi Matsuo, Kazuyuki Yahagi
-
Patent number: 5099065Abstract: The present invention provides a novel betaine compound represented by the general formula: ##STR1## wherein R.sup.1 is a straight-chain or branched alkyl, alkenyl or hydroxyalkyl group having 8 to 22 carbon atoms; X is H or a hydroxy group; R.sup.2, R.sup.3 and R.sup.4 each represent an alkyl group having 1 to 4 carbon atoms; Y is --CH.sub.2 CH(OH)CH.sub.2 SO.sub.3, --(CH.sub.2).sub.n SO.sub.3 or --(CH.sub.2).sub.m CO.sub.2 ; n is 2 to 5; m is 1 to 5; and l is 0 to 5; a process for the preparation of the same; and a detergent composition containing the same. This detergent composition exhibits excellent foaming power and detergency and is lowly irritant, thus being suitable for a base of a body or hair shampoo.Type: GrantFiled: February 20, 1991Date of Patent: March 24, 1992Assignee: Kao CorporationInventors: Makoto Kubo, Kohshiro Sotoya, Takashi Matsuo, Kazuyuki Yahagi
-
Patent number: 4985591Abstract: Preparation of a semi-crystalline catalyst for curing coating compositions wherein an isocyanate-sulfonate or -phosphonate is made by a Michael addition followed by chain extension with an isocyanate.Type: GrantFiled: August 15, 1988Date of Patent: January 15, 1991Assignee: E. I. du Pont de Nemours and CompanyInventors: Jozef T. Huybrechts, Werner Zimmt
-
Patent number: 4973732Abstract: Polymers, such as polysiobutylene or ethylene-propylene copolymers, are functionalized by reaction with an activated imine to yield novel polymers.Type: GrantFiled: February 9, 1987Date of Patent: November 27, 1990Assignee: Texaco Inc.Inventors: Phillip B. Valkovich, Kechia J. Chou
-
Patent number: 4973733Abstract: Polymers, such as polyisobutylene or ethylene-propylene copolymers, are functionalized by reaction with an activated imine to yield novel polymers.Type: GrantFiled: February 9, 1987Date of Patent: November 27, 1990Assignee: Texaco Inc.Inventors: Phillip B. Valkovich, Kechia J. Chou
-
Patent number: 4895977Abstract: The removal of oxidizable organic impurities which include alkylthiolsulfonate from alkanesulfonic acids by treatment with an ozone containing gas is disclosed. The treated products have improved color and odor and exhibit improved long-term color stability.Type: GrantFiled: December 12, 1988Date of Patent: January 23, 1990Assignee: Pennwalt CorporationInventor: Martin Nosowitz
-
Process for the preparation of sulfoalkyl quaternary salts and for the production of alkane sultones
Patent number: 4883880Abstract: Propane or butane sultones are prepared by the thermal decomposition of the corresponding aryl sulfoalkyl ethers wherein the alkyl part has three or four carbons between the sulfo group and the ether oxygen. When a tertiary amine is present, the final product is the corresponding sulfoalkyl quaternary salt of the tertiary amine.Type: GrantFiled: August 8, 1983Date of Patent: November 28, 1989Assignee: AGFA-Gevaert AktiengessellschaftInventors: Helmut Kampfer, Wolfgang Himmelmann -
Patent number: 4877447Abstract: A method of increasing the harvest of a crop which comprises applying an effective amount of taurine to the crop or its seeds, and a composition therefor.Type: GrantFiled: July 8, 1987Date of Patent: October 31, 1989Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Akinori Suzuki, Toshio Kajita, Masakazu Furushima