COMPOSITE MEMBRANES COMPRISING A SELECTIVE SEPARATION LAYER COMPRISING POLYBENZOXAZOLE
The invention is directed to a solution comprising from 0.05 to 7.5 parts by weight of a polyhydroxyamide and from 99.95 to 92.55 parts by weight of one or more alcohols, selected from isopropanol, n-propanol, and ethanol, wherein the polyhydroxyamide has a number average molecular weight Mn, determ...
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| creator | LEHNER, Dominik MAURER, Christian BALSTER, Jörg STAUDINGER, Sabrina LUGSTEIN, Markus PETERS, Lars LEE, Kah Peng |
| description | The invention is directed to a solution comprising from 0.05 to 7.5 parts by weight of a polyhydroxyamide and from 99.95 to 92.55 parts by weight of one or more alcohols, selected from isopropanol, n-propanol, and ethanol, wherein the polyhydroxyamide has a number average molecular weight Mn, determined according to the method given in the description, of from 10000 to 120000 g/mol, preferably 35000 to 70000 g/mol, and a polydispersity index of 2 to 9, preferably 3 to 7, to a process for preparing a hollow fiber membrane, using the solution, to the hollow fiber membrane itself and to the use of the hollow fiber membrane.
L'invention concerne une solution comprenant de 0,05 à 7,5 parties en poids d'un polyhydroxyamide et de 99,95 à 92,55 parties en poids d'un ou de plusieurs alcools, choisis parmi l'isopropanol, le n-propanol et l'éthanol, le polyhydroxyamide ayant un poids moléculaire moyen en nombre Mn, déterminé conformément au procédé donné dans la description, de 10 000 à 120 000 g/mol, de préférence de 35 000 à 70 000 g/mol, et un indice de polydispersité compris entre 2 et 9, de préférence entre 3 et 7, un procédé de préparation d'une membrane à fibres creuses, l'utilisation de la solution, la membrane à fibres creuses elle-même et l'utilisation de la membrane à fibres creuses. |
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L'invention concerne une solution comprenant de 0,05 à 7,5 parties en poids d'un polyhydroxyamide et de 99,95 à 92,55 parties en poids d'un ou de plusieurs alcools, choisis parmi l'isopropanol, le n-propanol et l'éthanol, le polyhydroxyamide ayant un poids moléculaire moyen en nombre Mn, déterminé conformément au procédé donné dans la description, de 10 000 à 120 000 g/mol, de préférence de 35 000 à 70 000 g/mol, et un indice de polydispersité compris entre 2 et 9, de préférence entre 3 et 7, un procédé de préparation d'une membrane à fibres creuses, l'utilisation de la solution, la membrane à fibres creuses elle-même et l'utilisation de la membrane à fibres creuses.</description><language>eng ; fre</language><subject>CHEMISTRY ; COMPOSITIONS BASED THEREON ; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS ; METALLURGY ; ORGANIC MACROMOLECULAR COMPOUNDS ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; SEPARATION ; THEIR PREPARATION OR CHEMICAL WORKING-UP ; TRANSPORTING</subject><creationdate>2022</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=20221006&DB=EPODOC&CC=WO&NR=2022207439A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20221006&DB=EPODOC&CC=WO&NR=2022207439A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LEHNER, Dominik</creatorcontrib><creatorcontrib>MAURER, Christian</creatorcontrib><creatorcontrib>BALSTER, Jörg</creatorcontrib><creatorcontrib>STAUDINGER, Sabrina</creatorcontrib><creatorcontrib>LUGSTEIN, Markus</creatorcontrib><creatorcontrib>PETERS, Lars</creatorcontrib><creatorcontrib>LEE, Kah Peng</creatorcontrib><title>COMPOSITE MEMBRANES COMPRISING A SELECTIVE SEPARATION LAYER COMPRISING POLYBENZOXAZOLE</title><description>The invention is directed to a solution comprising from 0.05 to 7.5 parts by weight of a polyhydroxyamide and from 99.95 to 92.55 parts by weight of one or more alcohols, selected from isopropanol, n-propanol, and ethanol, wherein the polyhydroxyamide has a number average molecular weight Mn, determined according to the method given in the description, of from 10000 to 120000 g/mol, preferably 35000 to 70000 g/mol, and a polydispersity index of 2 to 9, preferably 3 to 7, to a process for preparing a hollow fiber membrane, using the solution, to the hollow fiber membrane itself and to the use of the hollow fiber membrane.
L'invention concerne une solution comprenant de 0,05 à 7,5 parties en poids d'un polyhydroxyamide et de 99,95 à 92,55 parties en poids d'un ou de plusieurs alcools, choisis parmi l'isopropanol, le n-propanol et l'éthanol, le polyhydroxyamide ayant un poids moléculaire moyen en nombre Mn, déterminé conformément au procédé donné dans la description, de 10 000 à 120 000 g/mol, de préférence de 35 000 à 70 000 g/mol, et un indice de polydispersité compris entre 2 et 9, de préférence entre 3 et 7, un procédé de préparation d'une membrane à fibres creuses, l'utilisation de la solution, la membrane à fibres creuses elle-même et l'utilisation de la membrane à fibres creuses.</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>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>SEPARATION</subject><subject>THEIR PREPARATION OR CHEMICAL WORKING-UP</subject><subject>TRANSPORTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZAhz9vcN8A_2DHFV8HX1dQpy9HMNVgCJBXkGe_q5KzgqBLv6uDqHeIa5AlkBjkGOIZ7-fgo-jpGuQcjqAvx9Ip1c_aL8Ixyj_H1ceRhY0xJzilN5oTQ3g7Kba4izh25qQX58anFBYnJqXmpJfLi_kYGRkZGBuYmxpaOhMXGqAK2BMls</recordid><startdate>20221006</startdate><enddate>20221006</enddate><creator>LEHNER, Dominik</creator><creator>MAURER, Christian</creator><creator>BALSTER, Jörg</creator><creator>STAUDINGER, Sabrina</creator><creator>LUGSTEIN, Markus</creator><creator>PETERS, Lars</creator><creator>LEE, Kah Peng</creator><scope>EVB</scope></search><sort><creationdate>20221006</creationdate><title>COMPOSITE MEMBRANES COMPRISING A SELECTIVE SEPARATION LAYER COMPRISING POLYBENZOXAZOLE</title><author>LEHNER, Dominik ; MAURER, Christian ; BALSTER, Jörg ; STAUDINGER, Sabrina ; LUGSTEIN, Markus ; PETERS, Lars ; LEE, Kah Peng</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2022207439A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre</language><creationdate>2022</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>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>SEPARATION</topic><topic>THEIR PREPARATION OR CHEMICAL WORKING-UP</topic><topic>TRANSPORTING</topic><toplevel>online_resources</toplevel><creatorcontrib>LEHNER, Dominik</creatorcontrib><creatorcontrib>MAURER, Christian</creatorcontrib><creatorcontrib>BALSTER, Jörg</creatorcontrib><creatorcontrib>STAUDINGER, Sabrina</creatorcontrib><creatorcontrib>LUGSTEIN, Markus</creatorcontrib><creatorcontrib>PETERS, Lars</creatorcontrib><creatorcontrib>LEE, Kah Peng</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>LEHNER, Dominik</au><au>MAURER, Christian</au><au>BALSTER, Jörg</au><au>STAUDINGER, Sabrina</au><au>LUGSTEIN, Markus</au><au>PETERS, Lars</au><au>LEE, Kah Peng</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>COMPOSITE MEMBRANES COMPRISING A SELECTIVE SEPARATION LAYER COMPRISING POLYBENZOXAZOLE</title><date>2022-10-06</date><risdate>2022</risdate><abstract>The invention is directed to a solution comprising from 0.05 to 7.5 parts by weight of a polyhydroxyamide and from 99.95 to 92.55 parts by weight of one or more alcohols, selected from isopropanol, n-propanol, and ethanol, wherein the polyhydroxyamide has a number average molecular weight Mn, determined according to the method given in the description, of from 10000 to 120000 g/mol, preferably 35000 to 70000 g/mol, and a polydispersity index of 2 to 9, preferably 3 to 7, to a process for preparing a hollow fiber membrane, using the solution, to the hollow fiber membrane itself and to the use of the hollow fiber membrane.
L'invention concerne une solution comprenant de 0,05 à 7,5 parties en poids d'un polyhydroxyamide et de 99,95 à 92,55 parties en poids d'un ou de plusieurs alcools, choisis parmi l'isopropanol, le n-propanol et l'éthanol, le polyhydroxyamide ayant un poids moléculaire moyen en nombre Mn, déterminé conformément au procédé donné dans la description, de 10 000 à 120 000 g/mol, de préférence de 35 000 à 70 000 g/mol, et un indice de polydispersité compris entre 2 et 9, de préférence entre 3 et 7, un procédé de préparation d'une membrane à fibres creuses, l'utilisation de la solution, la membrane à fibres creuses elle-même et l'utilisation de la membrane à fibres creuses.</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 PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING |
| title | COMPOSITE MEMBRANES COMPRISING A SELECTIVE SEPARATION LAYER COMPRISING POLYBENZOXAZOLE |
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