| Patent application number | Description | Published |
|---|
| 20090136440 | Mixtures of phosphorus-containing compounds, a process for their preparation, and their use as flame retardants - The invention relates to mixtures of compounds of the formulae (I), (III), (IV), and/or (V), | 05-28-2009 |
| 20100160507 | Compacted Flame-Retardant Composition - The invention relates to a compacted flame-retardant composition comprising an organophosphorus flame-retardant component, prepared by compacting an organophosphorus flame-retardant component with or without a compacting auxiliary, and to a process for preparing these flame-retardant compositions, and to polymer molding compositions which comprise these flame-retardant compositions. | 06-24-2010 |
| 20110201732 | Method for Producing Dialkylphosphinic Acids and Esters and Salts Thereof by Means of Allyl Alcohols-Acroleins and use Thereof - The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkyl phosphonic acid, salt, salt or ester (II) thereof is reacted with compounds of formula (V) and/or (VI′) to yield mono-functionalized dialkylphosphinic acid derivatives (VI) and/or (VI′) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivatives (VI) and/or (VI′) are reacted to yield a mono-carboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R | 08-18-2011 |
| 20110201733 | Method for Producing Mono-Hydroxyfunctionalized Dialkylphosphinic Acids and Esters and Salts Thereof By Means of Allyl Alcohols and Use Thereof - The invention relates to a method for producing mono-hydroxyfunctionalized dialkylphosphinic acids and esters and salts thereof by means of allyl alcohols, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with compounds of formula (V) to yield a mono-hydroxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst B, wherein R | 08-18-2011 |
| 20110213052 | Method for Producing Dialkylphosphinic Acids and Esters and Salts Thereof by Means of Acrylic Acid Derivatives and Use Thereof - The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the alkylphosphonic acid thus obtained, salt or ester (II) thereof is reacted with an α,β-unsaturated carboxylic acid derivative (V) to yield a mono-carboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst B, wherein R | 09-01-2011 |
| 20110213059 | Method for Producing Mono-Carboxyfunctionalized Dialkylphosphinic Acids and Esters and Salts Thereof by means of Vinylenes-Nitriles and Use Thereof - The invention relates to a method for producing mono-carboxyfunctional zed dialkylphosphinic acids and esters and salts thereof by means of vinylenes/nitriles, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with a hydrogen cyanide source to yield a mono-functionalized dialkylphosphinic acid derivative (VII) in the presence of a catalyst C, and d) the thus obtained monofunctionalized dialkylphosphinic acid derivative (VII); is reacted to yield a monocarboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst D, wherein R | 09-01-2011 |
| 20110213060 | Method for Producing Dialkylphosphinic Acids and Esters and Salts Thereof by Means of Acrylnitriles and Use Thereof - The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (H) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with compounds of formula (V) to yield mono-functionalized dialkylphosphinic acid derivatives (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivatives (VI) are reacted to yield a mono-carboxyfunctionalized diakylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R | 09-01-2011 |
| 20110213061 | Method for Producing Mono-Aminofunctionalized Dialkylphosphinic Acids and Esters and Salts Thereof and Use Thereof - The invention relates to a method for producing mono-aminofunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with a hydrogen cyanide source to yield a mono-functionalized dialkylphosphinic acid derivative (VII) in the presence of a catalyst C, and d) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VII); is reacted to yield a mono-aminofunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst D or a reduction agent, wherein R | 09-01-2011 |
| 20110213062 | Method for Producing Mono-Hydroxyfunctionalized Dialkyphosphinic Acids and Esters and Salts Thereof and Use Thereof - The invention relates to a method for producing mono-hydroxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with carbon monoxide to yield a mono-functionalized dialkylphosphinic acid derivative (VII) in the presence of a catalyst C, and d) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VII); is reacted to yield a mono-hydroxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst D, wherein R | 09-01-2011 |
| 20110213078 | Method for Producing Mono-Aminofunctionalized Dialkylphosphinic Acids and Esters and Salts Thereof by Means of Acrylnitriles and Use Thereof - The invention relates to a method for producing mono-aminofunctionalized dialkylphosphinic acids and esters and salts thereof by means of acrylnitriles, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with an acrylnitrile of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted to yield a mono-aminofunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C or a reduction agent, wherein R | 09-01-2011 |
| 20110213079 | Method for Producing Monoamino-Functionalised Dialkylphosphinite Acids Esters and Salts and Use Thereof - The invention relates to method for producing mono amino-functionalised dialkylphosphonic acids esters and salts, characterised in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, the salt or ester thereof (II), b) the alkylphosphonous acid, the salt or ester thereof (II) produced above is reacted with an allylamine of formula (V) in the presence of a catalyst B to give mono amino-functionalised dialkylphosphinic acid derivatives (III) where, R | 09-01-2011 |
| 20110213080 | Process for Preparing Mono-Allyl-Functionalized Dialkylphosphinic Acids, Salts and Esters Thereof With Allylic Compounds, and the Use Thereof - The invention relates to a process for preparing mono-allyl-functionalized dialkylphosphinic acids, esters and salts with allylic compounds, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, or salt or ester thereof (II), b) the alkylphosphonous acid, or salt or ester thereof (II) thus formed is reacted with allylic compounds of the formula (V) in the presence of a catalyst B and of a base to give a mono-allyl-functionalized dialkylphosphinic acid derivative (III), where R | 09-01-2011 |
| 20110224339 | Method for Producing Mono-Hydroxyfunctionalized Dialkylphosphinic Acids and Esters and Salts Thereof By Means of Acroleins and Use Thereof - The invention relates to a method for producing mono-hydroxyfunctionalized dialkylphosphinic acids and esters and salts thereof by means of acroleins, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivatives (IV) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivatives (VI) are reacted to yield a mono-hydroxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R | 09-15-2011 |
| 20110224340 | Method for Producing Mono-Vinylfunctionalized Dialkylphosphinic Acids, Salts and Esters Thereof, and the Use Thereof - The invention relates to a method for producing mono-vinylfunctionalized dialkylphosphinic acids, esters, and salts, characterized in that a) a phosphinic acid source (I) is converted with olefins (IV) to an alkylphosphonic acid, salt, or ester (II) in the presence of a catalyst A, b) the alkylphosphonic acid, salt, or ester (II) thus created is converted with acetylenic compounds of formula (V) into a mono-vinylfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst B, where R | 09-15-2011 |
| 20110237720 | Method for Producing Dialkylphosphinic Acids and Esters and Salts Thereof by Means of Vinyl Compounds and Use Thereof - The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof by means of vinyl compounds, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with carbon monoxide to yield a mono-carboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R | 09-29-2011 |
| 20110237721 | Method for Producing Mono-Carboxy-Functionalized Dialkylphosphinic Acids, Esters and Salts Using a Vinyl Ester of a Carboxylic Acid and the Use Thereof - The invention relates to a method for producing mono-carboxy-functionalized dialkyiphosphinic acids, esters and salts using a vinyl ester of a carboxylic acid. The method is characterized by the following steps: a) reacting a phosphinic acid source (I) with olefins (IV) in the presence of a catalyst A to give an alkylphosphinic acid, the salt or the ester (II) thereof, b) reacting the alkylphosphinic acid so obtained, the salt or the ester (II) thereof with a vinyl ester of a carboxylic acid of formula (V) in the presence of a catalyst B to give a mono-functionalized dialkylphosphinic acid derivative (VI) and c) reacting the mono-functionalized dialkyiphosphinic acid derivative (VI) so obtained in the presence of a catalyst C to give a mono-functionalized dialkylphosphinic acid derivative (VII) and d) reacting the mono-functionalized dialkyiphosphinic acid derivative (VII); with an oxidant or in the presence of a catalyst D to give a mono-carboxy-functionalized dialkylphosphinic acid derivative (III), wherein R | 09-29-2011 |
| 20110237722 | Method for Producing Mono-Hydroxy-Functionalized Dialkylphosphinic Acids, Esters and Salts Using a Vinyl Ester of a Carobxylic Acid and The Use Thereof - The invention relates to a method for producing mono-hydroxy-functionalized dialkylphosphinic acids, esters and salts. The method is characterized by the following steps: a) reacting a phosphinic acid source (I) with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, the salt or the ester (II) thereof, b) reacting the alkylphosphonous acid so obtained, the salt or the ester (II) thereof with a vinyl ester of a carboxylic acid of formula (V) in the presence of a catalyst B to give a mono-functionalized dialkylphosphinic acid derivative (VI) and c) reacting the mono-functionalized dialkylphosphinic acid derivative (VI) so obtained in the presence of a catalyst C to give a mono-hydroxy-functionalized dialkylphosphinic acid derivative (III), wherein R | 09-29-2011 |
| 20110245385 | Process for Preparing Mono-Carboxy-Functionalized Dialkylphosphinic Acids, Esters and Salts by Means of Alkylene Oxides and Use Thereof - The invention relates to a process for preparing mono-carboxy-functionalized dialkylphosphinic acids, dialkylphosphinic esters and dialkylphosphinic salts by means of alkylene oxides, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to form an alkylphosphonous acid, its salt or ester (II), b) the resultant alkylphosphonous acid, its salt or ester (II) is reacted with alkylene oxides of the formula (V) in the presence of a catalyst B, to give a mono-functionalized dialkylphosphinic acid derivative (VI), and c) the resultant mono-functionalized dialkylphosphinic acid derivative (VI) is reacted in the presence a catalyst C to give the mono-carboxy-functionalized dialkylphosphinic acid derivative (III), where R | 10-06-2011 |
| 20110251310 | Hydrophosphorylation of Phosphonous Acid Derivatives for Flame Retardants - The invention relates to addition compounds of a) alkylphosphonous acid derivatives of the formula A-P(═O)(OX)—H (I) in which A represents C | 10-13-2011 |
| 20110251312 | Process for Preparing Ethylenedialkylphosphinic Acids, Esters and Salts by Means of Acetylene and Use Thereof - The invention relates to a process for preparing ethylenedialkylphosphinic acids, ethylenedialkylphosphinic esters and ethylenedialkylphosphinic salts, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, its salt or ester (II), b) the resultant alkylphosphonous acid, its salt or ester (II) is reacted with an acetylenic compound (V) in the presence of a catalyst B, to give the ethylenedialkylphosphinic acid derivative (III), where R | 10-13-2011 |
| 20110251314 | Method for the Production of Alkylphosphonic Acids, Esters, and Salts by Oxidizing Alkylphosphonous Acids, and Use Thereof - The invention relates to a method for producing monocarboxy-functionalized dialkylphosphinic acids, esters, and salts, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salt or ester (II) thereof, and b) the obtained alkylphosphonous acid, the salt or ester (II) thereof is reacted with an oxidizing agent or with an oxidizing agent and water or with oxygen and water in the presence of a catalyst B to obtain the alkylphosphonic acid derivative (III), wherein R | 10-13-2011 |
| 20110251315 | Method for the Production of Monofunctionalized Dialkylphosphinic Acids, Esters and Salts, and Use Thereof - The invention relates to a method for producing monofunctionalized dialkylphosphinic acids, esters, and salts, characterized in that a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salt or ester thereof, whereupon said alkylphosphonous acid, the salt or ester (II) thereof is reacted with compounds containing C═C, C═O, or C═N double bonds to obtain compounds of type (III), wherein R | 10-13-2011 |
| 20110275744 | Method for Producing Mono-Carboxy-Functionalized Dialkylphosphinic Acids, Esters and Salts Using a Vinyl Ether and the Use Thereof - The invention relates to a method for producing mono-carboxy-functionalized dialkylphosphinic acids, esters and salts using a vinyl ether. The method is characterized by the following steps: a) reacting a phosphinic acid source (I) with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, the salt or the ester (II) thereof, b) reacting the alkylphosphonous acid so obtained, the salt or the ester (II) thereof with a vinyl ether of formula (V) in the presence of a catalyst B to give a mono-functionalized dialkylphosphinic acid derivative (VI) and c) reacting the mono-functionalized dialkylphosphinic acid derivative (VI) so obtained with an oxidant or in the;presence of a catalyst C to give a mono-carboxy-functionalized dialkylphosphinic acid derivative (III), wherein R | 11-10-2011 |
| 20110281983 | Method for the Production of Monohydroxy-Functionalized Dialkylphosphinic Acids, Esters, and Salts Using Ethylene Oxide, and Use Thereof - The invention relates to a method for producing monohydroxy-functionalized dialkylphosphinic acids, esters, and salts, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salt or ester (II) thereof, b) the, obtained alkylphosphonous acid, the salt or ester (II) thereof is reacted with alkylene oxides of formula (V) in the presence of a catalyst B to obtain a monofunctionalized dialkylphosphinic acid derivative (III), wherein R | 11-17-2011 |
| 20130126805 | Method For Producing Alkylphosphonous Acid Salts - The invention relates to a method for producing alkylphosphonous acid salts, characterised in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salts or esters thereof (II), b) the thus obtained alkylphosphonous acid, the salts or esters thereof (II) are reacted with metal compounds of Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na, K and/or a protoned nitrogen base to obtain the corresponding alkylphosphonous acid salts (III) of said metals and/or a nitrogen compound, wherein R | 05-23-2013 |
| 20130131239 | Method for Producing Mixtures of Alkylphosphonous Acid Salts And Dialkylphosphinic Acid Salts - The invention relates to a method for producing mixtures of alkylphosphonous acid and dialkylphosphinic acid salts, characterised in that a) a phosphinic acid source (I) is reacted with olefins (II) in the presence of a catalyst A to obtain a mixture of alkylphosphonous acid (III) and dialkylphosphinic acid (IV) or salts or esters thereof, and b) the thus obtained mixture of alkylphosphonous acid (III) and dialkylphosphinic acid (IV) or the salts or esters thereof is reacted with metal compounds of Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base to obtain the corresponding mixtures of alkylphosphonous acid salt (V) and dialkylphosphinic acid salt (VI) of said metals and/or a nitrogen compound, (V) (VI), wherein Y represents Mg, Ca, AI, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na; K and/or a nitrogen compound and n represents ¼, ⅓, ½, 1. | 05-23-2013 |
| 20130172457 | Phosphorus-Containing Mixtures, Processes for Preparing Them and Use Thereof - The invention provides phosphorus-containing mixtures comprising a) from 50 to 100 mol % of compounds of the formula (1) | 07-04-2013 |
| 20130190432 | Flame Retardant-Stabilizer Combination For Thermoplastic Polymers - A novel flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A 20 to 99% by weight of a dialkylphosphinic salt of the formula (I) and/or of a diphosphinic salt of the formula (II) and/or polymers thereof in which R | 07-25-2013 |
| 20140309339 | Mixtures Of Diphosphinic Acids And Alkylphosphinic Acids, A Process For The Preparation Thereof And The Use Thereof - Mixtures of diphosphinic acids and alkylphosphonic acids, a process for preparation thereof and use thereof. | 10-16-2014 |
| 20140309340 | Mixtures Of Dialkylphosphinic Acids And Alkylphosphinic Acids, A Process For Preparation Thereof And Use Thereof - The invention relates to mixtures of at least one dialkylphosphinic acid of the formula (I) | 10-16-2014 |
| 20140329933 | Mixtures Of Diphosphinic Acids And Alkylphosphinic Acids, A Process For The Preparation Thereof And The Use Thereof - The invention relates to mixtures of at least one diphosphinic acid of the formula (I) | 11-06-2014 |
| 20140336325 | Mixtures of Flame Protection Means Containing Flame Protection Means and Aluminium Phosphites, Method for Production and Use Thereof - The invention relates to flame retardant mixtures comprising flame retardant and aluminum phosphites, to processes for preparation thereof and to the use thereof. | 11-13-2014 |
| 20140350149 | Mixtures Of At Least One Dialkylphosphinic Acid With At Least One Other Dialkylphosphinic Acid That Is Different Therefrom, Method For Production Thereof, And Use Thereof - The invention relates to a mixture of at least one dialkylphosphinic acid of the formula (I) | 11-27-2014 |
| 20140371361 | Aluminum Hydrogen Phosphites, A Process for Preparing Them and Their Use - The invention relates to aluminum hydrogenphosphites of the formula (I) | 12-18-2014 |
| 20150018464 | Mixed Alkali-Aluminum Phosphites, Method For Producing Same, And The Use Thereof - The invention relates to mixed alkali-aluminum phosphites of the formula (I) | 01-15-2015 |
