CN115957727A - 一种复合锂吸附剂及其制备工艺 - Google Patents
一种复合锂吸附剂及其制备工艺 Download PDFInfo
- Publication number
- CN115957727A CN115957727A CN202211490076.8A CN202211490076A CN115957727A CN 115957727 A CN115957727 A CN 115957727A CN 202211490076 A CN202211490076 A CN 202211490076A CN 115957727 A CN115957727 A CN 115957727A
- Authority
- CN
- China
- Prior art keywords
- parts
- composite lithium
- composite
- adsorbent
- lithium adsorbent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 122
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 91
- 239000003463 adsorbent Substances 0.000 title claims abstract description 81
- 238000002360 preparation method Methods 0.000 title abstract description 17
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 89
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 85
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 39
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 33
- 239000011572 manganese Substances 0.000 claims abstract description 33
- 239000003607 modifier Substances 0.000 claims abstract description 26
- 239000011347 resin Substances 0.000 claims abstract description 23
- 229920005989 resin Polymers 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 20
- 239000010936 titanium Substances 0.000 claims abstract description 18
- 239000003480 eluent Substances 0.000 claims abstract description 13
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 239000004005 microsphere Substances 0.000 claims description 39
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 21
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 20
- 229920001661 Chitosan Polymers 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 238000001354 calcination Methods 0.000 claims description 15
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 11
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 11
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 9
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005303 weighing Methods 0.000 claims description 8
- 239000011592 zinc chloride Substances 0.000 claims description 7
- 235000005074 zinc chloride Nutrition 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229920001169 thermoplastic Polymers 0.000 claims description 6
- 239000004416 thermosoftening plastic Substances 0.000 claims description 6
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 claims description 5
- 239000004800 polyvinyl chloride Substances 0.000 claims description 5
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 5
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims description 5
- KEZYHIPQRGTUDU-UHFFFAOYSA-N 2-[dithiocarboxy(methyl)amino]acetic acid Chemical compound SC(=S)N(C)CC(O)=O KEZYHIPQRGTUDU-UHFFFAOYSA-N 0.000 claims description 4
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 4
- 239000001099 ammonium carbonate Substances 0.000 claims description 4
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 4
- 229940068918 polyethylene glycol 400 Drugs 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 41
- 238000004090 dissolution Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 10
- 238000000605 extraction Methods 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 16
- 239000012267 brine Substances 0.000 description 13
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 13
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 235000012239 silicon dioxide Nutrition 0.000 description 6
- 238000010828 elution Methods 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 239000001103 potassium chloride Substances 0.000 description 4
- 235000011164 potassium chloride Nutrition 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 3
- 229910001437 manganese ion Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- GCICAPWZNUIIDV-UHFFFAOYSA-N lithium magnesium Chemical compound [Li].[Mg] GCICAPWZNUIIDV-UHFFFAOYSA-N 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- -1 titanium ions Chemical class 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- QEXMICRJPVUPSN-UHFFFAOYSA-N lithium manganese(2+) oxygen(2-) Chemical compound [O-2].[Mn+2].[Li+] QEXMICRJPVUPSN-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920006316 polyvinylpyrrolidine Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
原料 | 规格 |
壳聚糖 | 分子量1600-3500 |
聚乙烯吡咯烷酮 | k30 |
丙烯酸树脂 | 热塑性AMS2703 |
聚氯乙烯树脂 | 热塑性SG-5 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211490076.8A CN115957727B (zh) | 2022-11-25 | 2022-11-25 | 一种复合锂吸附剂及其制备工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211490076.8A CN115957727B (zh) | 2022-11-25 | 2022-11-25 | 一种复合锂吸附剂及其制备工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN115957727A true CN115957727A (zh) | 2023-04-14 |
CN115957727B CN115957727B (zh) | 2024-07-16 |
Family
ID=87357014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202211490076.8A Active CN115957727B (zh) | 2022-11-25 | 2022-11-25 | 一种复合锂吸附剂及其制备工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115957727B (zh) |
Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101182271B1 (ko) * | 2011-04-28 | 2012-09-12 | 한국지질자원연구원 | 스피넬형 구조를 갖는 다공성 망간산화물계 리튬 흡착제 및 그 제조방법 |
KR101529897B1 (ko) * | 2015-01-28 | 2015-06-19 | 한국지질자원연구원 | 대면적 리튬 흡착제 제조 방법 |
CN105289455A (zh) * | 2015-11-27 | 2016-02-03 | 上海空间电源研究所 | 一种限制实际使用容量以提高锂离子筛吸附剂寿命的方法 |
JP2016183090A (ja) * | 2015-03-25 | 2016-10-20 | 住友金属鉱山株式会社 | タングステン酸リチウムの製造方法、およびタングステン酸リチウムを用いた非水系電解質二次電池用正極活物質の製造方法 |
CN109225124A (zh) * | 2018-11-09 | 2019-01-18 | 华东理工大学 | 一种颗粒锂吸附剂的制备方法 |
JP2019140092A (ja) * | 2018-02-07 | 2019-08-22 | 住友金属鉱山株式会社 | リチウムイオン二次電池用の被覆正極活物質及びその製造方法並びに該被覆正極活物質の評価方法 |
CN110773112A (zh) * | 2019-09-25 | 2020-02-11 | 中国科学院青海盐湖研究所 | 一种改性锰系锂离子筛及其制备方法 |
BR102018016312A2 (pt) * | 2018-08-09 | 2020-03-03 | Universidade Federal Do Rio Grande Do Norte | Processo para obtenção dos materiais lpm-15, lpm-16 e lpm-17, com topologias zeolíticas lta, fau e mor, respectivamente, como subproduto da extração do lítio a partir do beta-espodumênio |
JP2020087822A (ja) * | 2018-11-29 | 2020-06-04 | 住友金属鉱山株式会社 | リチウムニッケル含有複合酸化物とその製造方法、および、該リチウムニッケル含有複合酸化物を母材として用いたリチウムイオン二次電池用正極活物質とその製造方法 |
CN111905700A (zh) * | 2020-08-24 | 2020-11-10 | 中蓝长化工程科技有限公司 | 一种树脂基无机纳米粒子复合提锂颗粒 |
CN112808251A (zh) * | 2020-12-30 | 2021-05-18 | 江苏海普功能材料有限公司 | 盐湖提锂用吸附剂及其制备方法 |
WO2021184790A1 (en) * | 2020-03-20 | 2021-09-23 | Guangdong Haozhi Technology Co. Limited | Cathode and cathode slurry for secondary battery |
WO2021256732A1 (ko) * | 2020-06-18 | 2021-12-23 | 에스케이이노베이션 주식회사 | 리튬 이차 전지의 활성 금속 회수 방법 |
CN114289000A (zh) * | 2021-12-25 | 2022-04-08 | 广东台泉环保科技有限公司 | 一种盐湖提锂吸附剂及其制备方法 |
CN114570338A (zh) * | 2022-01-21 | 2022-06-03 | 广东台泉环保科技有限公司 | 一种盐湖提锂吸附剂母粒及其制备方法 |
CN115301196A (zh) * | 2022-04-27 | 2022-11-08 | 南京工业大学 | 一种钛掺杂改性锰系锂离子筛及其制备方法 |
-
2022
- 2022-11-25 CN CN202211490076.8A patent/CN115957727B/zh active Active
Patent Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101182271B1 (ko) * | 2011-04-28 | 2012-09-12 | 한국지질자원연구원 | 스피넬형 구조를 갖는 다공성 망간산화물계 리튬 흡착제 및 그 제조방법 |
KR101529897B1 (ko) * | 2015-01-28 | 2015-06-19 | 한국지질자원연구원 | 대면적 리튬 흡착제 제조 방법 |
JP2016183090A (ja) * | 2015-03-25 | 2016-10-20 | 住友金属鉱山株式会社 | タングステン酸リチウムの製造方法、およびタングステン酸リチウムを用いた非水系電解質二次電池用正極活物質の製造方法 |
CN105289455A (zh) * | 2015-11-27 | 2016-02-03 | 上海空间电源研究所 | 一种限制实际使用容量以提高锂离子筛吸附剂寿命的方法 |
JP2019140092A (ja) * | 2018-02-07 | 2019-08-22 | 住友金属鉱山株式会社 | リチウムイオン二次電池用の被覆正極活物質及びその製造方法並びに該被覆正極活物質の評価方法 |
BR102018016312A2 (pt) * | 2018-08-09 | 2020-03-03 | Universidade Federal Do Rio Grande Do Norte | Processo para obtenção dos materiais lpm-15, lpm-16 e lpm-17, com topologias zeolíticas lta, fau e mor, respectivamente, como subproduto da extração do lítio a partir do beta-espodumênio |
CN109225124A (zh) * | 2018-11-09 | 2019-01-18 | 华东理工大学 | 一种颗粒锂吸附剂的制备方法 |
JP2020087822A (ja) * | 2018-11-29 | 2020-06-04 | 住友金属鉱山株式会社 | リチウムニッケル含有複合酸化物とその製造方法、および、該リチウムニッケル含有複合酸化物を母材として用いたリチウムイオン二次電池用正極活物質とその製造方法 |
CN110773112A (zh) * | 2019-09-25 | 2020-02-11 | 中国科学院青海盐湖研究所 | 一种改性锰系锂离子筛及其制备方法 |
WO2021184790A1 (en) * | 2020-03-20 | 2021-09-23 | Guangdong Haozhi Technology Co. Limited | Cathode and cathode slurry for secondary battery |
WO2021256732A1 (ko) * | 2020-06-18 | 2021-12-23 | 에스케이이노베이션 주식회사 | 리튬 이차 전지의 활성 금속 회수 방법 |
CN111905700A (zh) * | 2020-08-24 | 2020-11-10 | 中蓝长化工程科技有限公司 | 一种树脂基无机纳米粒子复合提锂颗粒 |
CN112808251A (zh) * | 2020-12-30 | 2021-05-18 | 江苏海普功能材料有限公司 | 盐湖提锂用吸附剂及其制备方法 |
CN114289000A (zh) * | 2021-12-25 | 2022-04-08 | 广东台泉环保科技有限公司 | 一种盐湖提锂吸附剂及其制备方法 |
CN114570338A (zh) * | 2022-01-21 | 2022-06-03 | 广东台泉环保科技有限公司 | 一种盐湖提锂吸附剂母粒及其制备方法 |
CN115301196A (zh) * | 2022-04-27 | 2022-11-08 | 南京工业大学 | 一种钛掺杂改性锰系锂离子筛及其制备方法 |
Non-Patent Citations (3)
Title |
---|
LIU JIANCHUAN 等: "Alkaline Resins Enhancing Li+/H+ Ion Exchange for Lithium Recovery from Brines Using Granular Titanium-Type Lithium Ion-Sieves", 《INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH》, vol. 60, no. 45, 17 November 2021 (2021-11-17), pages 16457 - 16468 * |
张欣 等: "钛掺杂锂锰氧化物离子筛的制备及性能研究", 《盐科学与化工》, vol. 48, no. 8, 15 August 2019 (2019-08-15), pages 31 - 34 * |
赵祎: "整体式酚醛树脂基锂离子筛的制备及其分离性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》, no. 2, 15 February 2019 (2019-02-15), pages 016 - 21 * |
Also Published As
Publication number | Publication date |
---|---|
CN115957727B (zh) | 2024-07-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2022152256A1 (zh) | 一种高孔隙率锂离子筛颗粒的制备方法 | |
CN106311190A (zh) | 多孔锰系锂离子筛吸附剂的制备方法 | |
CN105271430B8 (zh) | 一种改性超分散四氧化三铁的制备方法 | |
WO2011040593A1 (ja) | 分散性に優れる酸化マグネシウム粉末及びその製造方法 | |
WO2012043564A1 (ja) | 水酸化マグネシウム微粒子及び酸化マグネシウム微粒子、並びにそれらの製造方法 | |
CN101928042A (zh) | 一种尖晶石型锂离子筛及其前躯体LiMn2O4的制备方法 | |
CN108579661B (zh) | 一种掺杂改性锂离子筛及其制备方法、应用 | |
CN113731371B (zh) | 一种锂离子吸附材料制备方法 | |
CN108525636B (zh) | 一种快速吸附解析的吸附剂、制备及在锂/铷吸附的应用 | |
CN108160023A (zh) | 一种复合偏锑酸锂离子筛填料及其制备方法 | |
CN104743613A (zh) | 一种连续制备大粒径球形碳酸钴的方法 | |
CN113353962A (zh) | 一种常温高浓度制备活性纳米碳酸钙的方法 | |
CN112452292A (zh) | 复合锰氧化物吸附材料及其制备方法和应用 | |
CN114618440B (zh) | 一种锂盐吸附剂前驱体的合成工艺 | |
CN115957727B (zh) | 一种复合锂吸附剂及其制备工艺 | |
CN106698426A (zh) | 一种酚醛树脂基活性炭小球及制备方法 | |
Zhao et al. | One-pot granulation of cross-linked PVA/LMO for efficient lithium recovery from gas field brine | |
CN110898793B (zh) | 利用硼掺杂介孔碳去除水体中重金属的方法 | |
CN114984926B (zh) | 一种高抗团聚rgo基磁性锂离子印迹聚合物的制备方法 | |
CN106185926A (zh) | 含稀土的矿物质活性炭的制备方法 | |
CN116159531A (zh) | 一种中空纤维膜锂离子吸附剂的制备方法 | |
CN117258744A (zh) | 一种颗粒状锂吸附剂及其制备方法和应用 | |
CN115448282A (zh) | 一种镍铁合金制备磷酸铁锂的方法及应用 | |
CN111533149A (zh) | 一种轻质高分散氧化钙的制备方法 | |
CN109133116A (zh) | 氯化锂制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20231016 Address after: 523888 building 6, No. 5, Weifeng Road, Dongcheng Street, Dongguan City, Guangdong Province Applicant after: GUANGDONG TAIQUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: Room 101, Building 6, No. 5, Weifeng Road, Dongcheng Street, Dongguan City, Guangdong Province, 523128 Applicant before: Guangdong Songquan Environmental Protection Equipment Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
CB02 | Change of applicant information |
Country or region after: China Address after: 523888 building 6, No. 5, Weifeng Road, Dongcheng Street, Dongguan City, Guangdong Province Applicant after: Guangdong Taiquan Technology Co.,Ltd. Address before: 523888 building 6, No. 5, Weifeng Road, Dongcheng Street, Dongguan City, Guangdong Province Applicant before: GUANGDONG TAIQUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Country or region before: China |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant |