DIELECTRIC POLYURETHANE FILM
The present invention relates to a process for producing a dielectric polyurethane film, in which at least the following steps are performed continuously: I) a mixture comprising: a) a compound containing isocyanate groups and having a content of isocyanate groups of >10% by weight and 50% by wei...
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| creator | KRAUSE JENS WAGNER JOACHIM HONEL DENNIS |
| description | The present invention relates to a process for producing a dielectric polyurethane film, in which at least the following steps are performed continuously: I) a mixture comprising: a) a compound containing isocyanate groups and having a content of isocyanate groups of >10% by weight and 50% by weight, b) a compound containing isocyanate-reactive groups and having an OH number of 20 and 150, at least one solvent having a vapour pressure at 20° C. of >0.1 mbar and |
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The invention further provides a dielectric polyurethane film obtainable by the process according to the invention, a process for producing an electromechanical transducer, and an electromechanical transducer obtainable by this process.</description><language>eng</language><subject>AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING ; BASIC ELECTRIC ELEMENTS ; CABLES ; CONDUCTORS ; ELECTRICITY ; INSULATORS ; LAYERED PRODUCTS ; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM ; MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICALDEVICES ; MICROSTRUCTURAL TECHNOLOGY ; PERFORMING OPERATIONS ; PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTUREOR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS ; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES ; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR ; SHAPING OR JOINING OF PLASTICS ; TRANSPORTING ; WORKING OF PLASTICS ; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL</subject><creationdate>2015</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=20151112&DB=EPODOC&CC=US&NR=2015321908A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20151112&DB=EPODOC&CC=US&NR=2015321908A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KRAUSE JENS</creatorcontrib><creatorcontrib>WAGNER JOACHIM</creatorcontrib><creatorcontrib>HONEL DENNIS</creatorcontrib><title>DIELECTRIC POLYURETHANE FILM</title><description>The present invention relates to a process for producing a dielectric polyurethane film, in which at least the following steps are performed continuously: I) a mixture comprising: a) a compound containing isocyanate groups and having a content of isocyanate groups of >10% by weight and 50% by weight, b) a compound containing isocyanate-reactive groups and having an OH number of 20 and 150, at least one solvent having a vapour pressure at 20° C. of >0.1 mbar and <200 mbar, at least one wetting additive, is produced, where the sum of the number-average functionalities of isocyanate groups and of isocyanate-reactive groups in the compounds a) and b) is 2.6 and 6, II) immediately after production thereof, the mixture is applied to a carrier in the form of a wet film, III) the wet film is cured to form the polyurethane film and IV) the polyurethane film is separated from the carrier. The invention further provides a dielectric polyurethane film obtainable by the process according to the invention, a process for producing an electromechanical transducer, and an electromechanical transducer obtainable by this process.</description><subject>AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CABLES</subject><subject>CONDUCTORS</subject><subject>ELECTRICITY</subject><subject>INSULATORS</subject><subject>LAYERED PRODUCTS</subject><subject>LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM</subject><subject>MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICALDEVICES</subject><subject>MICROSTRUCTURAL TECHNOLOGY</subject><subject>PERFORMING OPERATIONS</subject><subject>PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTUREOR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS</subject><subject>SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES</subject><subject>SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR</subject><subject>SHAPING OR JOINING OF PLASTICS</subject><subject>TRANSPORTING</subject><subject>WORKING OF PLASTICS</subject><subject>WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2015</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZJBx8XT1cXUOCfJ0Vgjw94kMDXIN8XD0c1Vw8_Tx5WFgTUvMKU7lhdLcDMpuriHOHrqpBfnxqcUFicmpeakl8aHBRgaGpsZGhpYGFo6GxsSpAgABGSHV</recordid><startdate>20151112</startdate><enddate>20151112</enddate><creator>KRAUSE JENS</creator><creator>WAGNER JOACHIM</creator><creator>HONEL DENNIS</creator><scope>EVB</scope></search><sort><creationdate>20151112</creationdate><title>DIELECTRIC POLYURETHANE FILM</title><author>KRAUSE JENS ; WAGNER JOACHIM ; HONEL DENNIS</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US2015321908A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2015</creationdate><topic>AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING</topic><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CABLES</topic><topic>CONDUCTORS</topic><topic>ELECTRICITY</topic><topic>INSULATORS</topic><topic>LAYERED PRODUCTS</topic><topic>LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM</topic><topic>MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICALDEVICES</topic><topic>MICROSTRUCTURAL TECHNOLOGY</topic><topic>PERFORMING OPERATIONS</topic><topic>PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTUREOR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS</topic><topic>SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES</topic><topic>SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR</topic><topic>SHAPING OR JOINING OF PLASTICS</topic><topic>TRANSPORTING</topic><topic>WORKING OF PLASTICS</topic><topic>WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL</topic><toplevel>online_resources</toplevel><creatorcontrib>KRAUSE JENS</creatorcontrib><creatorcontrib>WAGNER JOACHIM</creatorcontrib><creatorcontrib>HONEL DENNIS</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KRAUSE JENS</au><au>WAGNER JOACHIM</au><au>HONEL DENNIS</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>DIELECTRIC POLYURETHANE FILM</title><date>2015-11-12</date><risdate>2015</risdate><abstract>The present invention relates to a process for producing a dielectric polyurethane film, in which at least the following steps are performed continuously: I) a mixture comprising: a) a compound containing isocyanate groups and having a content of isocyanate groups of >10% by weight and 50% by weight, b) a compound containing isocyanate-reactive groups and having an OH number of 20 and 150, at least one solvent having a vapour pressure at 20° C. of >0.1 mbar and <200 mbar, at least one wetting additive, is produced, where the sum of the number-average functionalities of isocyanate groups and of isocyanate-reactive groups in the compounds a) and b) is 2.6 and 6, II) immediately after production thereof, the mixture is applied to a carrier in the form of a wet film, III) the wet film is cured to form the polyurethane film and IV) the polyurethane film is separated from the carrier. The invention further provides a dielectric polyurethane film obtainable by the process according to the invention, a process for producing an electromechanical transducer, and an electromechanical transducer obtainable by this process.</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING BASIC ELECTRIC ELEMENTS CABLES CONDUCTORS ELECTRICITY INSULATORS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICALDEVICES MICROSTRUCTURAL TECHNOLOGY PERFORMING OPERATIONS PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTUREOR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL |
| title | DIELECTRIC POLYURETHANE FILM |
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