Method for preparing Ha, Bi and Ca co-doped potassium-sodium niobate leadless piezoelectric ceramic by solid-phase sintering method
The invention relates to a method for preparing Ha, Bi and Ca co-doped potassium sodium niobate leadless piezoelectric ceramic by a solid-phase sintering method, the molecule of the leadless piezoelectric ceramic is (1-x) K0. 5Na0. 5Nb0. 95Sb0. 05O3-x (Bi0. 5Ca0. 5) HfO3, and x is more than or equal...
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| creator | YANG CHEN ZHENG ZHANSHEN CHEN JIAQIAO XI KAIBIAO WANG DIDI LI DONGSHENG LI YUANLIANG ZENG KANGYU |
| description | The invention relates to a method for preparing Ha, Bi and Ca co-doped potassium sodium niobate leadless piezoelectric ceramic by a solid-phase sintering method, the molecule of the leadless piezoelectric ceramic is (1-x) K0. 5Na0. 5Nb0. 95Sb0. 05O3-x (Bi0. 5Ca0. 5) HfO3, and x is more than or equal to 0 and less than or equal to 0.05; the 0.97 KNNS-0. 03BCH ceramic has the advantages of remarkable piezoelectric and ferroelectric properties, higher Curie temperature, optimal piezoelectric thermal stability and the like, and specifically comprises 3367% of epsilon r, 0.023% of tan delta, 41715%of epsilon rPr, 43.8% of kp, 478.6 pm/V of d * 33, 392 pC/N of d33 and better Curie temperature Tc of 295 DEG C, and good thermostability Delta d33/d33 is less than 6%, therefore, the method has bright market prospect and development potential.
本发明涉及一种固相烧结法制备Ha、Bi、Ca共掺杂铌酸钾钠无铅压电陶瓷的方法，所述无铅压电陶瓷的分子是(1-x)K0.5Na0.5Nb0.95Sb0.05O3-x(Bi0.5Ca0.5)HfO3，其中0≤x≤0.05；本发明0.97KNNS-0.03BCH陶瓷表现出显著的压电和铁电性能、较高的居里温度及最佳的压电热稳定性等优点，具体包括εr为3367、ta |
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本发明涉及一种固相烧结法制备Ha、Bi、Ca共掺杂铌酸钾钠无铅压电陶瓷的方法，所述无铅压电陶瓷的分子是(1-x)K0.5Na0.5Nb0.95Sb0.05O3-x(Bi0.5Ca0.5)HfO3，其中0≤x≤0.05；本发明0.97KNNS-0.03BCH陶瓷表现出显著的压电和铁电性能、较高的居里温度及最佳的压电热稳定性等优点，具体包括εr为3367、ta</description><language>chi ; eng</language><subject>ARTIFICIAL STONE ; CEMENTS ; CERAMICS ; CHEMISTRY ; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS ; CONCRETE ; LIME, MAGNESIA ; METALLURGY ; REFRACTORIES ; SLAG ; TREATMENT OF NATURAL STONE</subject><creationdate>2021</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=20210126&DB=EPODOC&CC=CN&NR=112266246A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20210126&DB=EPODOC&CC=CN&NR=112266246A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YANG CHEN</creatorcontrib><creatorcontrib>ZHENG ZHANSHEN</creatorcontrib><creatorcontrib>CHEN JIAQIAO</creatorcontrib><creatorcontrib>XI KAIBIAO</creatorcontrib><creatorcontrib>WANG DIDI</creatorcontrib><creatorcontrib>LI DONGSHENG</creatorcontrib><creatorcontrib>LI YUANLIANG</creatorcontrib><creatorcontrib>ZENG KANGYU</creatorcontrib><title>Method for preparing Ha, Bi and Ca co-doped potassium-sodium niobate leadless piezoelectric ceramic by solid-phase sintering method</title><description>The invention relates to a method for preparing Ha, Bi and Ca co-doped potassium sodium niobate leadless piezoelectric ceramic by a solid-phase sintering method, the molecule of the leadless piezoelectric ceramic is (1-x) K0. 5Na0. 5Nb0. 95Sb0. 05O3-x (Bi0. 5Ca0. 5) HfO3, and x is more than or equal to 0 and less than or equal to 0.05; the 0.97 KNNS-0. 03BCH ceramic has the advantages of remarkable piezoelectric and ferroelectric properties, higher Curie temperature, optimal piezoelectric thermal stability and the like, and specifically comprises 3367% of epsilon r, 0.023% of tan delta, 41715%of epsilon rPr, 43.8% of kp, 478.6 pm/V of d * 33, 392 pC/N of d33 and better Curie temperature Tc of 295 DEG C, and good thermostability Delta d33/d33 is less than 6%, therefore, the method has bright market prospect and development potential.
本发明涉及一种固相烧结法制备Ha、Bi、Ca共掺杂铌酸钾钠无铅压电陶瓷的方法，所述无铅压电陶瓷的分子是(1-x)K0.5Na0.5Nb0.95Sb0.05O3-x(Bi0.5Ca0.5)HfO3，其中0≤x≤0.05；本发明0.97KNNS-0.03BCH陶瓷表现出显著的压电和铁电性能、较高的居里温度及最佳的压电热稳定性等优点，具体包括εr为3367、ta</description><subject>ARTIFICIAL STONE</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>LIME, MAGNESIA</subject><subject>METALLURGY</subject><subject>REFRACTORIES</subject><subject>SLAG</subject><subject>TREATMENT OF NATURAL STONE</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNzbEKwjAURuEuDqK-w3W3g1W6a1G66OQut8mvDaS5ITcOuvriSvEBnL7lwJkW7xNyL5ZukigmRE4u3KnlFe0dcbDUMBkprURYipJZ1T2GUsV-oeCk4wzyYOuhStHhJfAwOTlDBomHr92TVLyzZexZQepCxvgZxvm8mNzYKxY_Z8XyeLg0bYkoV2hkg4B8bc7rdVXVdbWtd5t_mg-c00nY</recordid><startdate>20210126</startdate><enddate>20210126</enddate><creator>YANG CHEN</creator><creator>ZHENG ZHANSHEN</creator><creator>CHEN JIAQIAO</creator><creator>XI KAIBIAO</creator><creator>WANG DIDI</creator><creator>LI DONGSHENG</creator><creator>LI YUANLIANG</creator><creator>ZENG KANGYU</creator><scope>EVB</scope></search><sort><creationdate>20210126</creationdate><title>Method for preparing Ha, Bi and Ca co-doped potassium-sodium niobate leadless piezoelectric ceramic by solid-phase sintering method</title><author>YANG CHEN ; ZHENG ZHANSHEN ; CHEN JIAQIAO ; XI KAIBIAO ; WANG DIDI ; LI DONGSHENG ; LI YUANLIANG ; ZENG KANGYU</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN112266246A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2021</creationdate><topic>ARTIFICIAL STONE</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>LIME, MAGNESIA</topic><topic>METALLURGY</topic><topic>REFRACTORIES</topic><topic>SLAG</topic><topic>TREATMENT OF NATURAL STONE</topic><toplevel>online_resources</toplevel><creatorcontrib>YANG CHEN</creatorcontrib><creatorcontrib>ZHENG ZHANSHEN</creatorcontrib><creatorcontrib>CHEN JIAQIAO</creatorcontrib><creatorcontrib>XI KAIBIAO</creatorcontrib><creatorcontrib>WANG DIDI</creatorcontrib><creatorcontrib>LI DONGSHENG</creatorcontrib><creatorcontrib>LI YUANLIANG</creatorcontrib><creatorcontrib>ZENG KANGYU</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YANG CHEN</au><au>ZHENG ZHANSHEN</au><au>CHEN JIAQIAO</au><au>XI KAIBIAO</au><au>WANG DIDI</au><au>LI DONGSHENG</au><au>LI YUANLIANG</au><au>ZENG KANGYU</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Method for preparing Ha, Bi and Ca co-doped potassium-sodium niobate leadless piezoelectric ceramic by solid-phase sintering method</title><date>2021-01-26</date><risdate>2021</risdate><abstract>The invention relates to a method for preparing Ha, Bi and Ca co-doped potassium sodium niobate leadless piezoelectric ceramic by a solid-phase sintering method, the molecule of the leadless piezoelectric ceramic is (1-x) K0. 5Na0. 5Nb0. 95Sb0. 05O3-x (Bi0. 5Ca0. 5) HfO3, and x is more than or equal to 0 and less than or equal to 0.05; the 0.97 KNNS-0. 03BCH ceramic has the advantages of remarkable piezoelectric and ferroelectric properties, higher Curie temperature, optimal piezoelectric thermal stability and the like, and specifically comprises 3367% of epsilon r, 0.023% of tan delta, 41715%of epsilon rPr, 43.8% of kp, 478.6 pm/V of d * 33, 392 pC/N of d33 and better Curie temperature Tc of 295 DEG C, and good thermostability Delta d33/d33 is less than 6%, therefore, the method has bright market prospect and development potential.
本发明涉及一种固相烧结法制备Ha、Bi、Ca共掺杂铌酸钾钠无铅压电陶瓷的方法，所述无铅压电陶瓷的分子是(1-x)K0.5Na0.5Nb0.95Sb0.05O3-x(Bi0.5Ca0.5)HfO3，其中0≤x≤0.05；本发明0.97KNNS-0.03BCH陶瓷表现出显著的压电和铁电性能、较高的居里温度及最佳的压电热稳定性等优点，具体包括εr为3367、ta</abstract><oa>free_for_read</oa></addata></record> |
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| title | Method for preparing Ha, Bi and Ca co-doped potassium-sodium niobate leadless piezoelectric ceramic by solid-phase sintering method |
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