Proceso para preparar un poliéter poliol con un alto contenido de óxido de etileno
La invención se refiere a un proceso para preparar un poliéter poliol que comprende: alimentar continuamente un reactor que contiene un catalizador complejo de cianuro metálico compuesto y (i) un poli(oxialquilen) poliol o (ii) un poliéter poliol obtenible mediante el proceso según la invención: (a)...
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| creator | KUMAR, Arvind TATAKE, Prashant Anil ELEVELD, Michiel Barend KARIPEDDI, Rama Tejaswi DHANAPAL, Prem Kumar |
| description | La invención se refiere a un proceso para preparar un poliéter poliol que comprende: alimentar continuamente un reactor que contiene un catalizador complejo de cianuro metálico compuesto y (i) un poli(oxialquilen) poliol o (ii) un poliéter poliol obtenible mediante el proceso según la invención: (a) óxido de etileno, (b) un óxido de alquileno sustituido, (c) opcionalmente un compuesto iniciador que tiene una funcionalidad hidroxilo de 1 a 8, en donde la relación en peso de la cantidad total de óxido de etileno alimentada a la cantidad total de el óxido de alquileno sustituido alimentado es de 50:50 a 95:5, y en el que la concentración de óxido de etileno es inferior a 13.000 partes por millón en peso (ppmw) por minuto durante la alimentación continua de óxido de etileno,en el que la concentración de óxido de etileno se define como el peso de óxido de etileno en el reactor basado en el peso total del contenido del reactor. (Traducción automática con Google Translate, sin valor legal)
The invention relates to a process for preparing a polyether polyol comprising: continuously feeding into a reactor which contains a composite metal cyanide complex catalyst and (i) a poly(oxyalkylene) polyol or (ii) a polyether polyol obtainable by the process according to the invention: (a) ethylene oxide, (b) a substituted alkylene oxide corresponding to Formula (I)in which R1, R2, R3 and R4 independently of each other represent hydrogen, a C1-C12-alkyl group and/or a phenyl group, provided that: (I) at least one of the radicals R1 to R4 does not represent hydrogen and (II) one or more methylene groups in any C1-C12-alkyl radical may be replaced by an oxygen atom or a sulfur atom, (c) optionally a starter compound having a hydroxyl functionality of from 1 to 8, wherein the weight ratio of the total amount of ethylene oxide fed to the total amount of the substituted alkylene oxide fed is of from 50:50 to 95:5, and wherein the ethylene oxide concentration is below 13,000 parts per million by weight (ppmw) per minute during continuously feeding ethylene oxide, wherein the ethylene oxide concentration is defined as the weight of ethylene oxide in the reactor based on the total weight of the reactor contents. Further, the invention relates to a process for preparing a polyurethane foam comprising reacting a polyether polyol and a polyisocyanate in the presence of a blowing agent, wherein the polyether polyol is a polyether polyol obtained by the above-mentioned process. |
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| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_ES2950563TT3</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>ES2950563TT3</sourcerecordid><originalsourceid>FETCH-epo_espacenet_ES2950563TT33</originalsourceid><addsrcrecordid>eNrjZAgJKMpPTi3OVyhILEpUKChKBdFFCqV5CgX5OZmHV5akFoFZ-TkKyfl5IPHEnJJ8ELskNS8zJV8hJVXh8OYKKCu1JDMnNS-fh4E1LTGnOJUXSnMzKLq5hjh76KYW5MenFhckJqfmpZbEuwYbWZoamJoZh4QYGxOjBgArrjpU</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>Proceso para preparar un poliéter poliol con un alto contenido de óxido de etileno</title><source>esp@cenet</source><creator>KUMAR, Arvind ; TATAKE, Prashant Anil ; ELEVELD, Michiel Barend ; KARIPEDDI, Rama Tejaswi ; DHANAPAL, Prem Kumar</creator><creatorcontrib>KUMAR, Arvind ; TATAKE, Prashant Anil ; ELEVELD, Michiel Barend ; KARIPEDDI, Rama Tejaswi ; DHANAPAL, Prem Kumar</creatorcontrib><description>La invención se refiere a un proceso para preparar un poliéter poliol que comprende: alimentar continuamente un reactor que contiene un catalizador complejo de cianuro metálico compuesto y (i) un poli(oxialquilen) poliol o (ii) un poliéter poliol obtenible mediante el proceso según la invención: (a) óxido de etileno, (b) un óxido de alquileno sustituido, (c) opcionalmente un compuesto iniciador que tiene una funcionalidad hidroxilo de 1 a 8, en donde la relación en peso de la cantidad total de óxido de etileno alimentada a la cantidad total de el óxido de alquileno sustituido alimentado es de 50:50 a 95:5, y en el que la concentración de óxido de etileno es inferior a 13.000 partes por millón en peso (ppmw) por minuto durante la alimentación continua de óxido de etileno,en el que la concentración de óxido de etileno se define como el peso de óxido de etileno en el reactor basado en el peso total del contenido del reactor. (Traducción automática con Google Translate, sin valor legal)
The invention relates to a process for preparing a polyether polyol comprising: continuously feeding into a reactor which contains a composite metal cyanide complex catalyst and (i) a poly(oxyalkylene) polyol or (ii) a polyether polyol obtainable by the process according to the invention: (a) ethylene oxide, (b) a substituted alkylene oxide corresponding to Formula (I)in which R1, R2, R3 and R4 independently of each other represent hydrogen, a C1-C12-alkyl group and/or a phenyl group, provided that: (I) at least one of the radicals R1 to R4 does not represent hydrogen and (II) one or more methylene groups in any C1-C12-alkyl radical may be replaced by an oxygen atom or a sulfur atom, (c) optionally a starter compound having a hydroxyl functionality of from 1 to 8, wherein the weight ratio of the total amount of ethylene oxide fed to the total amount of the substituted alkylene oxide fed is of from 50:50 to 95:5, and wherein the ethylene oxide concentration is below 13,000 parts per million by weight (ppmw) per minute during continuously feeding ethylene oxide, wherein the ethylene oxide concentration is defined as the weight of ethylene oxide in the reactor based on the total weight of the reactor contents. Further, the invention relates to a process for preparing a polyurethane foam comprising reacting a polyether polyol and a polyisocyanate in the presence of a blowing agent, wherein the polyether polyol is a polyether polyol obtained by the above-mentioned process.</description><language>spa</language><subject>CHEMISTRY ; COMPOSITIONS BASED THEREON ; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS ; METALLURGY ; ORGANIC MACROMOLECULAR COMPOUNDS ; THEIR PREPARATION OR CHEMICAL WORKING-UP</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231011&DB=EPODOC&CC=ES&NR=2950563T3$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231011&DB=EPODOC&CC=ES&NR=2950563T3$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KUMAR, Arvind</creatorcontrib><creatorcontrib>TATAKE, Prashant Anil</creatorcontrib><creatorcontrib>ELEVELD, Michiel Barend</creatorcontrib><creatorcontrib>KARIPEDDI, Rama Tejaswi</creatorcontrib><creatorcontrib>DHANAPAL, Prem Kumar</creatorcontrib><title>Proceso para preparar un poliéter poliol con un alto contenido de óxido de etileno</title><description>La invención se refiere a un proceso para preparar un poliéter poliol que comprende: alimentar continuamente un reactor que contiene un catalizador complejo de cianuro metálico compuesto y (i) un poli(oxialquilen) poliol o (ii) un poliéter poliol obtenible mediante el proceso según la invención: (a) óxido de etileno, (b) un óxido de alquileno sustituido, (c) opcionalmente un compuesto iniciador que tiene una funcionalidad hidroxilo de 1 a 8, en donde la relación en peso de la cantidad total de óxido de etileno alimentada a la cantidad total de el óxido de alquileno sustituido alimentado es de 50:50 a 95:5, y en el que la concentración de óxido de etileno es inferior a 13.000 partes por millón en peso (ppmw) por minuto durante la alimentación continua de óxido de etileno,en el que la concentración de óxido de etileno se define como el peso de óxido de etileno en el reactor basado en el peso total del contenido del reactor. (Traducción automática con Google Translate, sin valor legal)
The invention relates to a process for preparing a polyether polyol comprising: continuously feeding into a reactor which contains a composite metal cyanide complex catalyst and (i) a poly(oxyalkylene) polyol or (ii) a polyether polyol obtainable by the process according to the invention: (a) ethylene oxide, (b) a substituted alkylene oxide corresponding to Formula (I)in which R1, R2, R3 and R4 independently of each other represent hydrogen, a C1-C12-alkyl group and/or a phenyl group, provided that: (I) at least one of the radicals R1 to R4 does not represent hydrogen and (II) one or more methylene groups in any C1-C12-alkyl radical may be replaced by an oxygen atom or a sulfur atom, (c) optionally a starter compound having a hydroxyl functionality of from 1 to 8, wherein the weight ratio of the total amount of ethylene oxide fed to the total amount of the substituted alkylene oxide fed is of from 50:50 to 95:5, and wherein the ethylene oxide concentration is below 13,000 parts per million by weight (ppmw) per minute during continuously feeding ethylene oxide, wherein the ethylene oxide concentration is defined as the weight of ethylene oxide in the reactor based on the total weight of the reactor contents. Further, the invention relates to a process for preparing a polyurethane foam comprising reacting a polyether polyol and a polyisocyanate in the presence of a blowing agent, wherein the polyether polyol is a polyether polyol obtained by the above-mentioned process.</description><subject>CHEMISTRY</subject><subject>COMPOSITIONS BASED THEREON</subject><subject>MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS</subject><subject>METALLURGY</subject><subject>ORGANIC MACROMOLECULAR COMPOUNDS</subject><subject>THEIR PREPARATION OR CHEMICAL WORKING-UP</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZAgJKMpPTi3OVyhILEpUKChKBdFFCqV5CgX5OZmHV5akFoFZ-TkKyfl5IPHEnJJ8ELskNS8zJV8hJVXh8OYKKCu1JDMnNS-fh4E1LTGnOJUXSnMzKLq5hjh76KYW5MenFhckJqfmpZbEuwYbWZoamJoZh4QYGxOjBgArrjpU</recordid><startdate>20231011</startdate><enddate>20231011</enddate><creator>KUMAR, Arvind</creator><creator>TATAKE, Prashant Anil</creator><creator>ELEVELD, Michiel Barend</creator><creator>KARIPEDDI, Rama Tejaswi</creator><creator>DHANAPAL, Prem Kumar</creator><scope>EVB</scope></search><sort><creationdate>20231011</creationdate><title>Proceso para preparar un poliéter poliol con un alto contenido de óxido de etileno</title><author>KUMAR, Arvind ; TATAKE, Prashant Anil ; ELEVELD, Michiel Barend ; KARIPEDDI, Rama Tejaswi ; DHANAPAL, Prem Kumar</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_ES2950563TT33</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>spa</language><creationdate>2023</creationdate><topic>CHEMISTRY</topic><topic>COMPOSITIONS BASED THEREON</topic><topic>MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS</topic><topic>METALLURGY</topic><topic>ORGANIC MACROMOLECULAR COMPOUNDS</topic><topic>THEIR PREPARATION OR CHEMICAL WORKING-UP</topic><toplevel>online_resources</toplevel><creatorcontrib>KUMAR, Arvind</creatorcontrib><creatorcontrib>TATAKE, Prashant Anil</creatorcontrib><creatorcontrib>ELEVELD, Michiel Barend</creatorcontrib><creatorcontrib>KARIPEDDI, Rama Tejaswi</creatorcontrib><creatorcontrib>DHANAPAL, Prem Kumar</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KUMAR, Arvind</au><au>TATAKE, Prashant Anil</au><au>ELEVELD, Michiel Barend</au><au>KARIPEDDI, Rama Tejaswi</au><au>DHANAPAL, Prem Kumar</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Proceso para preparar un poliéter poliol con un alto contenido de óxido de etileno</title><date>2023-10-11</date><risdate>2023</risdate><abstract>La invención se refiere a un proceso para preparar un poliéter poliol que comprende: alimentar continuamente un reactor que contiene un catalizador complejo de cianuro metálico compuesto y (i) un poli(oxialquilen) poliol o (ii) un poliéter poliol obtenible mediante el proceso según la invención: (a) óxido de etileno, (b) un óxido de alquileno sustituido, (c) opcionalmente un compuesto iniciador que tiene una funcionalidad hidroxilo de 1 a 8, en donde la relación en peso de la cantidad total de óxido de etileno alimentada a la cantidad total de el óxido de alquileno sustituido alimentado es de 50:50 a 95:5, y en el que la concentración de óxido de etileno es inferior a 13.000 partes por millón en peso (ppmw) por minuto durante la alimentación continua de óxido de etileno,en el que la concentración de óxido de etileno se define como el peso de óxido de etileno en el reactor basado en el peso total del contenido del reactor. (Traducción automática con Google Translate, sin valor legal)
The invention relates to a process for preparing a polyether polyol comprising: continuously feeding into a reactor which contains a composite metal cyanide complex catalyst and (i) a poly(oxyalkylene) polyol or (ii) a polyether polyol obtainable by the process according to the invention: (a) ethylene oxide, (b) a substituted alkylene oxide corresponding to Formula (I)in which R1, R2, R3 and R4 independently of each other represent hydrogen, a C1-C12-alkyl group and/or a phenyl group, provided that: (I) at least one of the radicals R1 to R4 does not represent hydrogen and (II) one or more methylene groups in any C1-C12-alkyl radical may be replaced by an oxygen atom or a sulfur atom, (c) optionally a starter compound having a hydroxyl functionality of from 1 to 8, wherein the weight ratio of the total amount of ethylene oxide fed to the total amount of the substituted alkylene oxide fed is of from 50:50 to 95:5, and wherein the ethylene oxide concentration is below 13,000 parts per million by weight (ppmw) per minute during continuously feeding ethylene oxide, wherein the ethylene oxide concentration is defined as the weight of ethylene oxide in the reactor based on the total weight of the reactor contents. Further, the invention relates to a process for preparing a polyurethane foam comprising reacting a polyether polyol and a polyisocyanate in the presence of a blowing agent, wherein the polyether polyol is a polyether polyol obtained by the above-mentioned process.</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP |
| title | Proceso para preparar un poliéter poliol con un alto contenido de óxido de etileno |
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