| 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 |
