Preparation method of spherical micro-nano calcium carbonate
The invention discloses a preparation method of spherical micro-nano calcium carbonate. The preparation method comprises the following steps of (1) preparing an ammonium carbonate-additive solution or ammonium bicarbonate-additive solution, wherein the concentration of NH4 is 0.5 to 4mol/L, the conc...
Gespeichert in:
| Hauptverfasser: | , , , , , , , , , |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| container_end_page | |
|---|---|
| container_issue | |
| container_start_page | |
| container_title | |
| container_volume | |
| creator | LU YANYUE HUANG ZEXIAO LI MEI HUANG HONGJIU HUANG BAOYING GUAN XIN ZHANG JINYAN LIAO ANPING LAN LIHONG LAN PING |
| description | The invention discloses a preparation method of spherical micro-nano calcium carbonate. The preparation method comprises the following steps of (1) preparing an ammonium carbonate-additive solution or ammonium bicarbonate-additive solution, wherein the concentration of NH4 is 0.5 to 4mol/L, the concentration of an additive is 1 to 2mg/L, and the additive is selected from potassium ferricyanide, L-glutamic acid, polyvinylpyrrolidone, beta-cyclodextrin, sodium polyphosphate, pentaerythritol, sodium pyrophosphate, monosodium phosphate, sodium phosphate, sodium hexametaphosphate, sodium trimetaphosphate or sodium tetraborate; (2) preparing a calcium salt solution, wherein the concentration of Ca is 1 to 3mol/L; (3) dripping the solution in step (1) into the calcium salt solution at the rate of 2000 to 4000ul/min, reacting for 1 to 4h at the temperature of 20 to 50 DEG C, and stirring at the rate of 200 to 400r/min during dripping and reaction; (4) washing, sucking and filtering, and drying; (5) fetching ou |
| format | Patent |
| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_CN106698494A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>CN106698494A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_CN106698494A3</originalsourceid><addsrcrecordid>eNrjZLAJKEotSCxKLMnMz1PITS3JyE9RyE9TKC7ISC3KTE7MUcjNTC7K181LzMtXAHKTM0tzgXRRUn5eYkkqDwNrWmJOcSovlOZmUHRzDXH20E0tyI9PLS5ITE7NSy2Jd_YzNDAzs7QwsTRxNCZGDQACCjAX</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>Preparation method of spherical micro-nano calcium carbonate</title><source>esp@cenet</source><creator>LU YANYUE ; HUANG ZEXIAO ; LI MEI ; HUANG HONGJIU ; HUANG BAOYING ; GUAN XIN ; ZHANG JINYAN ; LIAO ANPING ; LAN LIHONG ; LAN PING</creator><creatorcontrib>LU YANYUE ; HUANG ZEXIAO ; LI MEI ; HUANG HONGJIU ; HUANG BAOYING ; GUAN XIN ; ZHANG JINYAN ; LIAO ANPING ; LAN LIHONG ; LAN PING</creatorcontrib><description>The invention discloses a preparation method of spherical micro-nano calcium carbonate. The preparation method comprises the following steps of (1) preparing an ammonium carbonate-additive solution or ammonium bicarbonate-additive solution, wherein the concentration of NH4<+> is 0.5 to 4mol/L, the concentration of an additive is 1 to 2mg/L, and the additive is selected from potassium ferricyanide, L-glutamic acid, polyvinylpyrrolidone, beta-cyclodextrin, sodium polyphosphate, pentaerythritol, sodium pyrophosphate, monosodium phosphate, sodium phosphate, sodium hexametaphosphate, sodium trimetaphosphate or sodium tetraborate; (2) preparing a calcium salt solution, wherein the concentration of Ca<2+> is 1 to 3mol/L; (3) dripping the solution in step (1) into the calcium salt solution at the rate of 2000 to 4000ul/min, reacting for 1 to 4h at the temperature of 20 to 50 DEG C, and stirring at the rate of 200 to 400r/min during dripping and reaction; (4) washing, sucking and filtering, and drying; (5) fetching ou</description><language>chi ; eng</language><subject>CHEMISTRY ; COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS ; INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS ; INORGANIC CHEMISTRY ; METALLURGY</subject><creationdate>2017</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=20170524&DB=EPODOC&CC=CN&NR=106698494A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76418</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20170524&DB=EPODOC&CC=CN&NR=106698494A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LU YANYUE</creatorcontrib><creatorcontrib>HUANG ZEXIAO</creatorcontrib><creatorcontrib>LI MEI</creatorcontrib><creatorcontrib>HUANG HONGJIU</creatorcontrib><creatorcontrib>HUANG BAOYING</creatorcontrib><creatorcontrib>GUAN XIN</creatorcontrib><creatorcontrib>ZHANG JINYAN</creatorcontrib><creatorcontrib>LIAO ANPING</creatorcontrib><creatorcontrib>LAN LIHONG</creatorcontrib><creatorcontrib>LAN PING</creatorcontrib><title>Preparation method of spherical micro-nano calcium carbonate</title><description>The invention discloses a preparation method of spherical micro-nano calcium carbonate. The preparation method comprises the following steps of (1) preparing an ammonium carbonate-additive solution or ammonium bicarbonate-additive solution, wherein the concentration of NH4<+> is 0.5 to 4mol/L, the concentration of an additive is 1 to 2mg/L, and the additive is selected from potassium ferricyanide, L-glutamic acid, polyvinylpyrrolidone, beta-cyclodextrin, sodium polyphosphate, pentaerythritol, sodium pyrophosphate, monosodium phosphate, sodium phosphate, sodium hexametaphosphate, sodium trimetaphosphate or sodium tetraborate; (2) preparing a calcium salt solution, wherein the concentration of Ca<2+> is 1 to 3mol/L; (3) dripping the solution in step (1) into the calcium salt solution at the rate of 2000 to 4000ul/min, reacting for 1 to 4h at the temperature of 20 to 50 DEG C, and stirring at the rate of 200 to 400r/min during dripping and reaction; (4) washing, sucking and filtering, and drying; (5) fetching ou</description><subject>CHEMISTRY</subject><subject>COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS</subject><subject>INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS</subject><subject>INORGANIC CHEMISTRY</subject><subject>METALLURGY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2017</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLAJKEotSCxKLMnMz1PITS3JyE9RyE9TKC7ISC3KTE7MUcjNTC7K181LzMtXAHKTM0tzgXRRUn5eYkkqDwNrWmJOcSovlOZmUHRzDXH20E0tyI9PLS5ITE7NSy2Jd_YzNDAzs7QwsTRxNCZGDQACCjAX</recordid><startdate>20170524</startdate><enddate>20170524</enddate><creator>LU YANYUE</creator><creator>HUANG ZEXIAO</creator><creator>LI MEI</creator><creator>HUANG HONGJIU</creator><creator>HUANG BAOYING</creator><creator>GUAN XIN</creator><creator>ZHANG JINYAN</creator><creator>LIAO ANPING</creator><creator>LAN LIHONG</creator><creator>LAN PING</creator><scope>EVB</scope></search><sort><creationdate>20170524</creationdate><title>Preparation method of spherical micro-nano calcium carbonate</title><author>LU YANYUE ; HUANG ZEXIAO ; LI MEI ; HUANG HONGJIU ; HUANG BAOYING ; GUAN XIN ; ZHANG JINYAN ; LIAO ANPING ; LAN LIHONG ; LAN PING</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN106698494A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2017</creationdate><topic>CHEMISTRY</topic><topic>COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS</topic><topic>INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS</topic><topic>INORGANIC CHEMISTRY</topic><topic>METALLURGY</topic><toplevel>online_resources</toplevel><creatorcontrib>LU YANYUE</creatorcontrib><creatorcontrib>HUANG ZEXIAO</creatorcontrib><creatorcontrib>LI MEI</creatorcontrib><creatorcontrib>HUANG HONGJIU</creatorcontrib><creatorcontrib>HUANG BAOYING</creatorcontrib><creatorcontrib>GUAN XIN</creatorcontrib><creatorcontrib>ZHANG JINYAN</creatorcontrib><creatorcontrib>LIAO ANPING</creatorcontrib><creatorcontrib>LAN LIHONG</creatorcontrib><creatorcontrib>LAN PING</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>LU YANYUE</au><au>HUANG ZEXIAO</au><au>LI MEI</au><au>HUANG HONGJIU</au><au>HUANG BAOYING</au><au>GUAN XIN</au><au>ZHANG JINYAN</au><au>LIAO ANPING</au><au>LAN LIHONG</au><au>LAN PING</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Preparation method of spherical micro-nano calcium carbonate</title><date>2017-05-24</date><risdate>2017</risdate><abstract>The invention discloses a preparation method of spherical micro-nano calcium carbonate. The preparation method comprises the following steps of (1) preparing an ammonium carbonate-additive solution or ammonium bicarbonate-additive solution, wherein the concentration of NH4<+> is 0.5 to 4mol/L, the concentration of an additive is 1 to 2mg/L, and the additive is selected from potassium ferricyanide, L-glutamic acid, polyvinylpyrrolidone, beta-cyclodextrin, sodium polyphosphate, pentaerythritol, sodium pyrophosphate, monosodium phosphate, sodium phosphate, sodium hexametaphosphate, sodium trimetaphosphate or sodium tetraborate; (2) preparing a calcium salt solution, wherein the concentration of Ca<2+> is 1 to 3mol/L; (3) dripping the solution in step (1) into the calcium salt solution at the rate of 2000 to 4000ul/min, reacting for 1 to 4h at the temperature of 20 to 50 DEG C, and stirring at the rate of 200 to 400r/min during dripping and reaction; (4) washing, sucking and filtering, and drying; (5) fetching ou</abstract><oa>free_for_read</oa></addata></record> |
| fulltext | fulltext_linktorsrc |
| identifier | |
| ispartof | |
| issn | |
| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN106698494A |
| source | esp@cenet |
| subjects | CHEMISTRY COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS INORGANIC CHEMISTRY METALLURGY |
| title | Preparation method of spherical micro-nano calcium carbonate |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-08T16%3A37%3A57IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=LU%20YANYUE&rft.date=2017-05-24&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3ECN106698494A%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |