Ceramic with perovskite structure, use thereof as ph measuring electrode
The invention concerns a ceramic, a method for preparing same, and a pH measuring electrode containing same. The ceramic has a perovskite structure and the following properties: its composition is of formula L(2/3)-xA3x (1/3)-2xEO3, wherein L is Bi, Sb, a lanthanide or an alkaline-earth metal; A is...
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| creator | ANDRE LEBLE CLAUDE BOHNKE ODILE BOHNKE JEAN-LOUIS FOURQUET HUGUETTE DUROY |
| description | The invention concerns a ceramic, a method for preparing same, and a pH measuring electrode containing same. The ceramic has a perovskite structure and the following properties: its composition is of formula L(2/3)-xA3x (1/3)-2xEO3, wherein L is Bi, Sb, a lanthanide or an alkaline-earth metal; A is Ag or an alkali metal; E is a transition metal oxidizable up to +5 oxidation level, alone or combined with Al or a transition metal oxidizable up to +5 or +6 oxidation level, is a vacancy and 0.06 |
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The ceramic has a perovskite structure and the following properties: its composition is of formula L(2/3)-xA3x (1/3)-2xEO3, wherein L is Bi, Sb, a lanthanide or an alkaline-earth metal; A is Ag or an alkali metal; E is a transition metal oxidizable up to +5 oxidation level, alone or combined with Al or a transition metal oxidizable up to +5 or +6 oxidation level, is a vacancy and 0.06</=x</=0.16; it consists mainly of regular interstice-free octahedral grains having a dimension of the order of 1 to 3 mu m; it has a specific surface area ranging between 20000 cm /g and 30000 cm /g.</description><edition>7</edition><language>eng</language><subject>ARTIFICIAL STONE ; BASIC ELECTRIC ELEMENTS ; CEMENTS ; CERAMICS ; CHEMISTRY ; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS ; CONCRETE ; ELECTRICITY ; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES ; LIME, MAGNESIA ; MEASURING ; METALLURGY ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; PHYSICS ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY ; REFRACTORIES ; SEPARATION ; SLAG ; TESTING ; TRANSPORTING ; TREATMENT OF NATURAL STONE</subject><creationdate>2004</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=20040319&DB=EPODOC&CC=AU&NR=2003274273A8$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20040319&DB=EPODOC&CC=AU&NR=2003274273A8$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ANDRE LEBLE</creatorcontrib><creatorcontrib>CLAUDE BOHNKE</creatorcontrib><creatorcontrib>ODILE BOHNKE</creatorcontrib><creatorcontrib>JEAN-LOUIS FOURQUET</creatorcontrib><creatorcontrib>HUGUETTE DUROY</creatorcontrib><title>Ceramic with perovskite structure, use thereof as ph measuring electrode</title><description>The invention concerns a ceramic, a method for preparing same, and a pH measuring electrode containing same. The ceramic has a perovskite structure and the following properties: its composition is of formula L(2/3)-xA3x (1/3)-2xEO3, wherein L is Bi, Sb, a lanthanide or an alkaline-earth metal; A is Ag or an alkali metal; E is a transition metal oxidizable up to +5 oxidation level, alone or combined with Al or a transition metal oxidizable up to +5 or +6 oxidation level, is a vacancy and 0.06</=x</=0.16; it consists mainly of regular interstice-free octahedral grains having a dimension of the order of 1 to 3 mu m; it has a specific surface area ranging between 20000 cm /g and 30000 cm /g.</description><subject>ARTIFICIAL STONE</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CEMENTS</subject><subject>CERAMICS</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</subject><subject>CONCRETE</subject><subject>ELECTRICITY</subject><subject>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</subject><subject>LIME, MAGNESIA</subject><subject>MEASURING</subject><subject>METALLURGY</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>PHYSICS</subject><subject>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><subject>REFRACTORIES</subject><subject>SEPARATION</subject><subject>SLAG</subject><subject>TESTING</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF NATURAL STONE</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2004</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAQBuAsDqK-w4GrQkmEupai9AF0LiH-tcG2CXcXfX0XH8DpW7616Vqwn2OgT9SRMji95RUVJMolaGEcqAhIRzDSQF4ojzTDS-G4PAkTgnJ6YGtWg58Eu58bs79ebm13RE49JPuABdo3d1tVztYnW7vm7P5bX5bMNWo</recordid><startdate>20040319</startdate><enddate>20040319</enddate><creator>ANDRE LEBLE</creator><creator>CLAUDE BOHNKE</creator><creator>ODILE BOHNKE</creator><creator>JEAN-LOUIS FOURQUET</creator><creator>HUGUETTE DUROY</creator><scope>EVB</scope></search><sort><creationdate>20040319</creationdate><title>Ceramic with perovskite structure, use thereof as ph measuring electrode</title><author>ANDRE LEBLE ; CLAUDE BOHNKE ; ODILE BOHNKE ; JEAN-LOUIS FOURQUET ; HUGUETTE DUROY</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_AU2003274273A83</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2004</creationdate><topic>ARTIFICIAL STONE</topic><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CEMENTS</topic><topic>CERAMICS</topic><topic>CHEMISTRY</topic><topic>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</topic><topic>CONCRETE</topic><topic>ELECTRICITY</topic><topic>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</topic><topic>LIME, MAGNESIA</topic><topic>MEASURING</topic><topic>METALLURGY</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>PHYSICS</topic><topic>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</topic><topic>REFRACTORIES</topic><topic>SEPARATION</topic><topic>SLAG</topic><topic>TESTING</topic><topic>TRANSPORTING</topic><topic>TREATMENT OF NATURAL STONE</topic><toplevel>online_resources</toplevel><creatorcontrib>ANDRE LEBLE</creatorcontrib><creatorcontrib>CLAUDE BOHNKE</creatorcontrib><creatorcontrib>ODILE BOHNKE</creatorcontrib><creatorcontrib>JEAN-LOUIS FOURQUET</creatorcontrib><creatorcontrib>HUGUETTE DUROY</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ANDRE LEBLE</au><au>CLAUDE BOHNKE</au><au>ODILE BOHNKE</au><au>JEAN-LOUIS FOURQUET</au><au>HUGUETTE DUROY</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Ceramic with perovskite structure, use thereof as ph measuring electrode</title><date>2004-03-19</date><risdate>2004</risdate><abstract>The invention concerns a ceramic, a method for preparing same, and a pH measuring electrode containing same. The ceramic has a perovskite structure and the following properties: its composition is of formula L(2/3)-xA3x (1/3)-2xEO3, wherein L is Bi, Sb, a lanthanide or an alkaline-earth metal; A is Ag or an alkali metal; E is a transition metal oxidizable up to +5 oxidation level, alone or combined with Al or a transition metal oxidizable up to +5 or +6 oxidation level, is a vacancy and 0.06</=x</=0.16; it consists mainly of regular interstice-free octahedral grains having a dimension of the order of 1 to 3 mu m; it has a specific surface area ranging between 20000 cm /g and 30000 cm /g.</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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| subjects | ARTIFICIAL STONE BASIC ELECTRIC ELEMENTS CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE ELECTRICITY INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES LIME, MAGNESIA MEASURING METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PHYSICS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY REFRACTORIES SEPARATION SLAG TESTING TRANSPORTING TREATMENT OF NATURAL STONE |
| title | Ceramic with perovskite structure, use thereof as ph measuring electrode |
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