PROCESS FOR PRODUCING CARBON BLACKS WITH REDUCED CONTENT OF OXY-POLYCYCLIC AROMATIC HYDROCARBONS (OXY-PAHS) UTILIZING SUPERCRITICAL FLUID EXTRACTION

It is provided a process for producing a purified carbon black with a reduced content of oxy-polycyclic aromatic hydrocarbons, the process comprising: (a) providing a carbon black comprising an initial content of oxy-polycyclic aromatic hydrocarbons of 1 ppm or more, (b) treating the carbon black co...

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Hauptverfasser: WIDJAJA, Andreas, SCHINKEL, Arndt-Peter, WAIDMANN, Guido, KRAUSS, Kai, GLÄSEL, Jan, DROCHNER, Alfons, DETERS, David, ETZOLD, Bastian
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creator WIDJAJA, Andreas
SCHINKEL, Arndt-Peter
WAIDMANN, Guido
KRAUSS, Kai
GLÄSEL, Jan
DROCHNER, Alfons
DETERS, David
ETZOLD, Bastian
description It is provided a process for producing a purified carbon black with a reduced content of oxy-polycyclic aromatic hydrocarbons, the process comprising: (a) providing a carbon black comprising an initial content of oxy-polycyclic aromatic hydrocarbons of 1 ppm or more, (b) treating the carbon black comprising an initial content of oxy-polycyclic aromatic hydrocarbons with an extraction agent comprising carbon dioxide in a supercritical state to extract at least a portion of the oxy-polycyclic aromatic hydrocarbons from the carbon black, and (c) removing the extraction agent comprising the extracted oxy-polycyclic aromatic hydrocarbons from the carbon black to obtain a purified carbon black with a lower content of oxy-polycyclic aromatic hydrocarbons than the initial content of oxy- polycyclic aromatic hydrocarbons. It is furthermore provided a carbon black obtained through said production process and articles made therefrom. La présente invention concerne un procédé de production d'un noir de carbone purifié à teneur réduite en hydrocarbures aromatiques oxy-polycycliques, le procédé comprenant les étapes suivantes : (a) mise à disposition d'un noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques de 1 ppm ou plus ; (b) traitement du noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques avec un agent d'extraction comprenant du dioxyde de carbone à l'état supercritique pour extraire au moins une partie des hydrocarbures aromatiques oxy-polycycliques du noir de carbone ; et (c) éliminer l'agent d'extraction comprenant les hydrocarbures aromatiques oxy-polycycliques extraits du noir de carbone pour obtenir un noir de carbone purifié dont la teneur en hydrocarbures aromatiques oxy-polycycliques est inférieure à la teneur initiale en hydrocarbures aromatiques oxy-polycycliques. L'invention concerne en outre un noir de carbone obtenu au moyen dudit procédé de production et des articles fabriqués à partir de celui-ci.
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It is furthermore provided a carbon black obtained through said production process and articles made therefrom. La présente invention concerne un procédé de production d'un noir de carbone purifié à teneur réduite en hydrocarbures aromatiques oxy-polycycliques, le procédé comprenant les étapes suivantes : (a) mise à disposition d'un noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques de 1 ppm ou plus ; (b) traitement du noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques avec un agent d'extraction comprenant du dioxyde de carbone à l'état supercritique pour extraire au moins une partie des hydrocarbures aromatiques oxy-polycycliques du noir de carbone ; et (c) éliminer l'agent d'extraction comprenant les hydrocarbures aromatiques oxy-polycycliques extraits du noir de carbone pour obtenir un noir de carbone purifié dont la teneur en hydrocarbures aromatiques oxy-polycycliques est inférieure à la teneur initiale en hydrocarbures aromatiques oxy-polycycliques. 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It is furthermore provided a carbon black obtained through said production process and articles made therefrom. La présente invention concerne un procédé de production d'un noir de carbone purifié à teneur réduite en hydrocarbures aromatiques oxy-polycycliques, le procédé comprenant les étapes suivantes : (a) mise à disposition d'un noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques de 1 ppm ou plus ; (b) traitement du noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques avec un agent d'extraction comprenant du dioxyde de carbone à l'état supercritique pour extraire au moins une partie des hydrocarbures aromatiques oxy-polycycliques du noir de carbone ; et (c) éliminer l'agent d'extraction comprenant les hydrocarbures aromatiques oxy-polycycliques extraits du noir de carbone pour obtenir un noir de carbone purifié dont la teneur en hydrocarbures aromatiques oxy-polycycliques est inférieure à la teneur initiale en hydrocarbures aromatiques oxy-polycycliques. L'invention concerne en outre un noir de carbone obtenu au moyen dudit procédé de production et des articles fabriqués à partir de celui-ci.</description><subject>ADHESIVES</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CHEMICAL PAINT OR INK REMOVERS</subject><subject>CHEMISTRY</subject><subject>COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS</subject><subject>COMPOSITIONS BASED THEREON</subject><subject>CORRECTING FLUIDS</subject><subject>DYES</subject><subject>ELECTRICITY</subject><subject>FILLING PASTES</subject><subject>INKS</subject><subject>METALLURGY</subject><subject>MISCELLANEOUS APPLICATIONS OF MATERIALS</subject><subject>MISCELLANEOUS COMPOSITIONS</subject><subject>NATURAL RESINS</subject><subject>ORGANIC MACROMOLECULAR COMPOUNDS</subject><subject>PAINTS</subject><subject>PASTES OR SOLIDS FOR COLOURING OR PRINTING</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>POLISHES</subject><subject>PREPARATION OF CARBON BLACK</subject><subject>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><subject>SEPARATION</subject><subject>THEIR PREPARATION OR CHEMICAL WORKING-UP</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</subject><subject>USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS</subject><subject>USE OF MATERIALS THEREFOR</subject><subject>WOODSTAINS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjL0KwjAURrs4iPoOF1x0KNj6s6e3qQ3G3JKktHUpReIkWqiP4gMbiw_g9B34DmcavAtNyI2BjDR4TksU6gjIdEIKEsnwZKASNgfN_cdTQFKWKwuUAdVNWJBssEEpEJimM7Me8ib11TFhYDVaLDdrKK2Q4vLtm7LgGrXwNpOQyVKkwGurGVpBah5Mbt19cIvfzoJlxi3moeufrRv67uoe7tVWFG_ibbyLo_2BRdv_rA-oREMd</recordid><startdate>20231221</startdate><enddate>20231221</enddate><creator>WIDJAJA, Andreas</creator><creator>SCHINKEL, Arndt-Peter</creator><creator>WAIDMANN, Guido</creator><creator>KRAUSS, Kai</creator><creator>GLÄSEL, Jan</creator><creator>DROCHNER, Alfons</creator><creator>DETERS, David</creator><creator>ETZOLD, Bastian</creator><scope>EVB</scope></search><sort><creationdate>20231221</creationdate><title>PROCESS FOR PRODUCING CARBON BLACKS WITH REDUCED CONTENT OF OXY-POLYCYCLIC AROMATIC HYDROCARBONS (OXY-PAHS) UTILIZING SUPERCRITICAL FLUID EXTRACTION</title><author>WIDJAJA, Andreas ; SCHINKEL, Arndt-Peter ; WAIDMANN, Guido ; KRAUSS, Kai ; GLÄSEL, Jan ; DROCHNER, Alfons ; DETERS, David ; ETZOLD, Bastian</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2023242156A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre</language><creationdate>2023</creationdate><topic>ADHESIVES</topic><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CHEMICAL PAINT OR INK REMOVERS</topic><topic>CHEMISTRY</topic><topic>COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS</topic><topic>COMPOSITIONS BASED THEREON</topic><topic>CORRECTING FLUIDS</topic><topic>DYES</topic><topic>ELECTRICITY</topic><topic>FILLING PASTES</topic><topic>INKS</topic><topic>METALLURGY</topic><topic>MISCELLANEOUS APPLICATIONS OF MATERIALS</topic><topic>MISCELLANEOUS COMPOSITIONS</topic><topic>NATURAL RESINS</topic><topic>ORGANIC MACROMOLECULAR COMPOUNDS</topic><topic>PAINTS</topic><topic>PASTES OR SOLIDS FOR COLOURING OR PRINTING</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>POLISHES</topic><topic>PREPARATION OF CARBON BLACK</topic><topic>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</topic><topic>SEPARATION</topic><topic>THEIR PREPARATION OR CHEMICAL WORKING-UP</topic><topic>TRANSPORTING</topic><topic>TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</topic><topic>USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS</topic><topic>USE OF MATERIALS THEREFOR</topic><topic>WOODSTAINS</topic><toplevel>online_resources</toplevel><creatorcontrib>WIDJAJA, Andreas</creatorcontrib><creatorcontrib>SCHINKEL, Arndt-Peter</creatorcontrib><creatorcontrib>WAIDMANN, Guido</creatorcontrib><creatorcontrib>KRAUSS, Kai</creatorcontrib><creatorcontrib>GLÄSEL, Jan</creatorcontrib><creatorcontrib>DROCHNER, Alfons</creatorcontrib><creatorcontrib>DETERS, David</creatorcontrib><creatorcontrib>ETZOLD, Bastian</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>WIDJAJA, Andreas</au><au>SCHINKEL, Arndt-Peter</au><au>WAIDMANN, Guido</au><au>KRAUSS, Kai</au><au>GLÄSEL, Jan</au><au>DROCHNER, Alfons</au><au>DETERS, David</au><au>ETZOLD, Bastian</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>PROCESS FOR PRODUCING CARBON BLACKS WITH REDUCED CONTENT OF OXY-POLYCYCLIC AROMATIC HYDROCARBONS (OXY-PAHS) UTILIZING SUPERCRITICAL FLUID EXTRACTION</title><date>2023-12-21</date><risdate>2023</risdate><abstract>It is provided a process for producing a purified carbon black with a reduced content of oxy-polycyclic aromatic hydrocarbons, the process comprising: (a) providing a carbon black comprising an initial content of oxy-polycyclic aromatic hydrocarbons of 1 ppm or more, (b) treating the carbon black comprising an initial content of oxy-polycyclic aromatic hydrocarbons with an extraction agent comprising carbon dioxide in a supercritical state to extract at least a portion of the oxy-polycyclic aromatic hydrocarbons from the carbon black, and (c) removing the extraction agent comprising the extracted oxy-polycyclic aromatic hydrocarbons from the carbon black to obtain a purified carbon black with a lower content of oxy-polycyclic aromatic hydrocarbons than the initial content of oxy- polycyclic aromatic hydrocarbons. It is furthermore provided a carbon black obtained through said production process and articles made therefrom. La présente invention concerne un procédé de production d'un noir de carbone purifié à teneur réduite en hydrocarbures aromatiques oxy-polycycliques, le procédé comprenant les étapes suivantes : (a) mise à disposition d'un noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques de 1 ppm ou plus ; (b) traitement du noir de carbone comprenant une teneur initiale en hydrocarbures aromatiques oxy-polycycliques avec un agent d'extraction comprenant du dioxyde de carbone à l'état supercritique pour extraire au moins une partie des hydrocarbures aromatiques oxy-polycycliques du noir de carbone ; et (c) éliminer l'agent d'extraction comprenant les hydrocarbures aromatiques oxy-polycycliques extraits du noir de carbone pour obtenir un noir de carbone purifié dont la teneur en hydrocarbures aromatiques oxy-polycycliques est inférieure à la teneur initiale en hydrocarbures aromatiques oxy-polycycliques. L'invention concerne en outre un noir de carbone obtenu au moyen dudit procédé de production et des articles fabriqués à partir de celui-ci.</abstract><oa>free_for_read</oa></addata></record>
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subjects ADHESIVES
BASIC ELECTRIC ELEMENTS
CHEMICAL PAINT OR INK REMOVERS
CHEMISTRY
COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS
COMPOSITIONS BASED THEREON
CORRECTING FLUIDS
DYES
ELECTRICITY
FILLING PASTES
INKS
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
ORGANIC MACROMOLECULAR COMPOUNDS
PAINTS
PASTES OR SOLIDS FOR COLOURING OR PRINTING
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
POLISHES
PREPARATION OF CARBON BLACK
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
SEPARATION
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
USE OF MATERIALS THEREFOR
WOODSTAINS
title PROCESS FOR PRODUCING CARBON BLACKS WITH REDUCED CONTENT OF OXY-POLYCYCLIC AROMATIC HYDROCARBONS (OXY-PAHS) UTILIZING SUPERCRITICAL FLUID EXTRACTION
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