Patents Assigned to Innospec Limited
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Patent number: 8618034Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+ a cation; and (b) an amphoteric, betaine or sultaine surfactant; wherein the weight ratio of component (a) to component (b) is more than 3:1.Type: GrantFiled: March 25, 2011Date of Patent: December 31, 2013Assignee: Innospec LimitedInventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell
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Publication number: 20130288937Abstract: An additive compound comprising a derivative of particular fatty acids and polyamines has been found to be friction reducing, and particularly readily miscible in fuels and lubricants. The fatty acid has more than 12 carbon atoms and at least one carboxylic group. The polyamine residue has more than two nitrogen atoms. The mole ratio of the carboxylic groups to nitrogen atoms used to form the compound is greater than 0.8 carboxylic groups per 1 nitrogen atom.Type: ApplicationFiled: December 8, 2011Publication date: October 31, 2013Applicant: INNOSPEC LIMITEDInventors: Anthony Cooney, Alan Ross, Vince Burgess
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Publication number: 20130206181Abstract: An automatic dishwashing composition offering good performance especially in the removal of stubborn stains, such as tea stains, comprises a chelating agent selected from hydroxyethyliminodiacetic acid, glucoheptonic acid, hydroxyethylethylenediaminetriacetic acid, poly(acrylic acid-co-hypophosphite), and salts, complexes and mixtures thereof; wherein the composition is substantially free of phosphate containing builders and substantially free of bleaching compounds.Type: ApplicationFiled: September 22, 2011Publication date: August 15, 2013Applicant: INNOSPEC LIMITEDInventors: Matthew Robert Giles, Nicholas John Dixon
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Publication number: 20130186360Abstract: A diesel fuel composition comprising a performance enhancing additive, wherein the performance enhancing additive is the product of a Mannich reaction between: (a) an aldehyde; (b) a polyamine; and (c) an optionally substituted phenol; wherein the polyamine component (b) includes the moiety R1R2NCHR3CHR4NR5R6 wherein each of R1, R2 R3, R4, R5 and R6 is independently selected from hydrogen, and an optionally substituted alkyl, alkenyl, alkynyl, aryl, alkylaryl or arylalkyl substituent.Type: ApplicationFiled: March 8, 2013Publication date: July 25, 2013Applicant: INNOSPEC LIMITEDInventor: Jacqueline Reid
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Publication number: 20130183628Abstract: An additive composition for a fuel comprises: (i) a metal compound selected from an iron compound, a manganese compound, a calcium compound, a cerium compound and mixtures thereof; (ii) an organic compound selected from a bicyclic monoterpene, substituted bicyclic monoterpene, adamantane, propylene carbonate and mixtures thereof; and (iii) a stabiliser. The additive composition allows fuels which are prone to separation, for example blended fuels or fuels having a high content of asphaltenes, to be used successfully.Type: ApplicationFiled: November 14, 2012Publication date: July 18, 2013Applicant: INNOSPEC LIMITEDInventors: Miltiades Papachristos, Ian Malcolm McRobbie, Deepak Kamran
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Publication number: 20130104826Abstract: A gasoline composition comprising, as an additive, one or more quaternary ammonium salt(s) (i) formed by the reaction of a compound of formula (A): and a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and an amine of formula (B1) or (B2): wherein R is an optionally substituted alkyl, alkenyl, aryl or alkylaryl group; R1 is an alkyl, aryl or alkylaryl group having up to 36 carbon atoms; R2 and R3 are the same or different alkyl groups having from 1 to 36 carbon atoms; X is an alkylene group having from 1 to 20 carbon atoms; n is from 0 to 20; m is from 1 to 5; and R4 is hydrogen or a C1 to C36 alkyl group.Type: ApplicationFiled: May 10, 2011Publication date: May 2, 2013Applicant: INNOSPEC LIMITEDInventors: Vince Burgess, Jacqueline Reid, Simon Mulqueen
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Publication number: 20130109610Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+ a cation; and (b) an amphoteric, betaine or sultaine surfactant; wherein the weight ratio of component (a) to component (b) is more than 3:1.Type: ApplicationFiled: March 25, 2011Publication date: May 2, 2013Applicant: INNOSPEC LIMITEDInventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell
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Publication number: 20130109611Abstract: An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+0 is a cation; and (b) a further surfactant selected from nonionic surfactants, cationic surfactants and anionic surfactants other than those of formula (I); wherein component (a) and component (b) together comprise more than (12) wt % of the composition.Type: ApplicationFiled: March 25, 2011Publication date: May 2, 2013Applicant: INNOSPEC LIMITEDInventors: Stephen Moss O'Connor, Phillip Lorraine Cotrell
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Patent number: 8377478Abstract: A salt of ethylenediamine disuccinic acid comprising at least 0.7 mole equivalents of magnesium per mole of ethylenediamine disuccinic acid which salt is in the form of a water-soluble, non-hygroscopic solid is disclosed. Also described is a method of preparing such salts and uses thereof.Type: GrantFiled: July 22, 2008Date of Patent: February 19, 2013Assignee: Innospec LimitedInventors: Matthew Robert Giles, Nicholas John Dixon
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Publication number: 20130031828Abstract: A method of reducing deposits in a diesel engine, the method comprising combusting in the engine a diesel fuel composition comprising a detergent additive which is not a quaternary ammonium salt or a Mannich reaction product; and a quaternary ammonium salt additive comprising the reaction product of nitrogen containing species having at least one tertiary amine group and a quaternizing agent; wherein the nitrogen containing species is selected from: (i) the reaction product of a hydrocarbyl-substituted acylating agent and a compound comprising at least one tertiary amine group and a primary amine, secondary amine or alcohol group; (ii) a Mannich reaction product comprising a tertiary amine group; and (v) a polyalkylene substituted amine having at least one tertiary amine group.Type: ApplicationFiled: March 10, 2011Publication date: February 7, 2013Applicant: INNOSPEC LIMITEDInventors: Jacqueline Reid, Vincent Burgess
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Publication number: 20130031827Abstract: A diesel fuel composition comprising, as an additive, a quaternary ammonium salt formed by the reaction of a compound of formula (A): and a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and an amine of formula (B1) or (B2): wherein R is an optionally substituted alkyl, alkenyl, aryl or alkylaryl group; R1 is a C1 to C22 alkyl, aryl or alkylaryl group; R2 and R3 are the same or different alkyl groups having from 1 to 22 carbon atoms; X is an alkylene group having from 1 to 20 carbon atoms; n is from 0 to 20; m is from 1 to 5; and R4 is hydrogen or a C1 to C22 alkyl group.Type: ApplicationFiled: February 4, 2011Publication date: February 7, 2013Applicant: INNOSPEC LIMITEDInventors: Jacqueline Reid, Vincent Burgess, Simon Mulqueen
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Patent number: 8298302Abstract: The invention provides a fuel additive compound represented by the general formula (I) wherein n is zero or an integer from 1 to 20 and in each succinic acid moiety one of R1 and R3 is a C3-C80 internal olefin moiety, and the other of R1 and R3 is hydrogen. Additive compositions containing such compounds have low viscosity and are useful in increasing the lubricity of middle distillate fuels.Type: GrantFiled: August 1, 2006Date of Patent: October 30, 2012Assignee: Innospec LimitedInventors: Martin Roberts, Christine Ann Blundell, Anthony Finn
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Publication number: 20120260876Abstract: An additive, comprising a fatty acid and/or a derivative of a fatty acid and an amine, is used in a fuel for the purpose of increasing the efficiency of an engine combusting said fuel, in particular for the purpose of reducing the losses arising from the sliding of the pistons of an engine within their cylinders, and preferably with the result that fuel economy is improved.Type: ApplicationFiled: June 1, 2010Publication date: October 18, 2012Applicant: INNOSPEC LIMITEDInventors: Anthony Cooney, Alan Ross, Vincent Burgess
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Publication number: 20120142572Abstract: Composition A low irritancy cleansing composition comprises: (a) an anionic surfactant compound of formula (I): wherein R1 represents a C4-36 substituted or unsubstituted hydrocarbyl group; each of R2, R3, R4 and R5 independently represents a hydrogen atom or a C1-4 alkyl group and wherein at least one of R2, R3, R4 and R5 is not hydrogen and M+ represents a cation; (b) an amphoteric surfactant; and (c) an alkoxylated non-ionic species; wherein the molar ratio of component (a) to component (b) is from 0.5:1 to 2:1 and wherein the ratio of the mass of component (c) to the combined mass of components (a) and (b) is less than 1.2:1.Type: ApplicationFiled: August 2, 2010Publication date: June 7, 2012Applicant: INNOSPEC LIMITEDInventor: Philip Cotrell
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Publication number: 20120141389Abstract: A stable flowable aqueous composition comprising at least two component surfactants, each component surfactant having a maximum solubility in water at which a saturated solution forms, wherein the total concentration of all surfactants present in the composition is greater than would be obtained by combining equivalent amounts of saturated solutions of the component surfactants; wherein at least one component surfactant includes a compound of formula (I): wherein R1 represents a C4-36 alkyl group; each of R2, R3, R4 and R5 independently represents a hydrogen atom or a C1-4 alkyl group and wherein at least one of R2, R3, R4 and R5 is not hydrogen and M? represents a cation.Type: ApplicationFiled: July 14, 2010Publication date: June 7, 2012Applicant: INNOSPEC LIMITEDInventors: Philip Cotrell, Samad Syed
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Publication number: 20120142571Abstract: A low irritancy cleansing composition comprises: (a) an anionic surfactant compound of formula (I): wherein R1 represents a C4-36 substituted or unsubstituted hydrocarbyl group; each of R2, R3, R4 and R5 independently represents a hydrogen atom or a C1-4 alkyl group and wherein at least one of R2, R3, R4 and R5 is not hydrogen and M+ represents a cation; and (b) an amphoteric surfactant; wherein the molar ratio of component (a) to component (b) is from 0.25:1 to 4:1 and wherein the composition comprises less than 3 wt % polyethoxylated non-ionic species.Type: ApplicationFiled: August 2, 2010Publication date: June 7, 2012Applicant: INNOSPEC LIMITEDInventor: Philip Cotrell
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Publication number: 20120124893Abstract: An iron salt of an organic acid, selected from formic acid, carboxylic acids having (3) or more carbon atoms and sulphonic acids, is used to reduce the carbon content of the fly ash, when coal is combusted.Type: ApplicationFiled: February 12, 2010Publication date: May 24, 2012Applicant: Innospec LimitedInventors: Ian McRobbie, Alan Ross, Victoria Pellegrini, James Barker, Katherine Le Manquais, Colin Snape
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Publication number: 20120068113Abstract: A salt of an acidic chelating agent including an amine functionality, the salt comprising at least 0.25 mole of an alkaline earth metal per mole of acidic protons provided by the chelating agent; wherein the acidic chelating agent is not ethylene diamine disuccinic acid.Type: ApplicationFiled: January 21, 2010Publication date: March 22, 2012Applicant: Innospec LimitedInventors: Matthew Robert Giles, Nicholas John Dixon
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Publication number: 20120030994Abstract: There is provided a method of providing an improved biofuel, by the presence of an additive which is the reaction product of (i) a compound containing the segment —NR1R2 where R1 represents a group containing from 4 to 44 carbon atom R2 represents a hydrogen atom or a group R1 (for example di-hydrogenated tallow amine) and (ii) a carboxylic acid having from 1 to 4 carboxylic acid groups or an acid anhydride or acid chloride thereof (for example phthalic acid or phthalic anhydride). The additives described combat problems arising from precipitation at temperatures above the cloud point.Type: ApplicationFiled: February 4, 2010Publication date: February 9, 2012Applicant: INNOSPEC LIMITEDInventor: Andrea Sneddon
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Publication number: 20110308550Abstract: A method of removing deposits from a diesel engine, the method comprising combusting in the engine a diesel fuel composition comprising an engine cleaning additive, wherein the engine cleaning additive is the product of a Mannich reaction between: (a) an aldehyde; (b) ammonia, hydrazine or an amine; and (c) an optionally substituted phenol; wherein the or each substituent of the phenol component (c) has an average molecular weight of less than 400.Type: ApplicationFiled: February 25, 2010Publication date: December 22, 2011Applicant: INNOSPEC LIMITEDInventor: Jacqueline Reid