CN113800550B - 一种片状Gd2O2SO4及其制备方法 - Google Patents
一种片状Gd2O2SO4及其制备方法 Download PDFInfo
- Publication number
- CN113800550B CN113800550B CN202111171917.4A CN202111171917A CN113800550B CN 113800550 B CN113800550 B CN 113800550B CN 202111171917 A CN202111171917 A CN 202111171917A CN 113800550 B CN113800550 B CN 113800550B
- Authority
- CN
- China
- Prior art keywords
- flaky
- ball milling
- ball
- heat treatment
- water
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000000049 pigment Substances 0.000 claims abstract description 10
- 239000011159 matrix material Substances 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims description 25
- 238000000498 ball milling Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 12
- 239000008367 deionised water Substances 0.000 claims description 11
- 229910021641 deionized water Inorganic materials 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 11
- 239000002243 precursor Substances 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 11
- -1 Rare earth europium ions Chemical class 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 8
- 239000000047 product Substances 0.000 claims description 7
- 239000012265 solid product Substances 0.000 claims description 7
- 229910052693 Europium Inorganic materials 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 4
- 239000011259 mixed solution Substances 0.000 claims description 4
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000002932 luster Substances 0.000 description 8
- 150000002251 gadolinium compounds Chemical class 0.000 description 7
- 238000001878 scanning electron micrograph Methods 0.000 description 6
- 230000005284 excitation Effects 0.000 description 5
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 4
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 description 4
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 4
- 150000000921 Gadolinium Chemical class 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- 239000004202 carbamide Substances 0.000 description 3
- 238000004020 luminiscence type Methods 0.000 description 3
- 150000002910 rare earth metals Chemical class 0.000 description 3
- JTNCEQNHURODLX-UHFFFAOYSA-N 2-phenylethanimidamide Chemical compound NC(=N)CC1=CC=CC=C1 JTNCEQNHURODLX-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- MEANOSLIBWSCIT-UHFFFAOYSA-K gadolinium trichloride Chemical group Cl[Gd](Cl)Cl MEANOSLIBWSCIT-UHFFFAOYSA-K 0.000 description 2
- MWFSXYMZCVAQCC-UHFFFAOYSA-N gadolinium(iii) nitrate Chemical compound [Gd+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O MWFSXYMZCVAQCC-UHFFFAOYSA-N 0.000 description 2
- 229910000343 potassium bisulfate Inorganic materials 0.000 description 2
- 239000001103 potassium chloride Substances 0.000 description 2
- 235000011164 potassium chloride Nutrition 0.000 description 2
- 235000010333 potassium nitrate Nutrition 0.000 description 2
- 239000004323 potassium nitrate Substances 0.000 description 2
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 2
- 229910052939 potassium sulfate Inorganic materials 0.000 description 2
- 235000011151 potassium sulphates Nutrition 0.000 description 2
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 2
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 235000010344 sodium nitrate Nutrition 0.000 description 2
- 239000004317 sodium nitrate Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010041 electrostatic spinning Methods 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000000695 excitation spectrum Methods 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 150000002604 lanthanum compounds Chemical class 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 150000003746 yttrium Chemical class 0.000 description 1
- 229910000347 yttrium sulfate Inorganic materials 0.000 description 1
- RTAYJOCWVUTQHB-UHFFFAOYSA-H yttrium(3+);trisulfate Chemical compound [Y+3].[Y+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RTAYJOCWVUTQHB-UHFFFAOYSA-H 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/10—Preparation or treatment, e.g. separation or purification
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Analytical Chemistry (AREA)
- Luminescent Compositions (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111171917.4A CN113800550B (zh) | 2021-10-08 | 2021-10-08 | 一种片状Gd2O2SO4及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111171917.4A CN113800550B (zh) | 2021-10-08 | 2021-10-08 | 一种片状Gd2O2SO4及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113800550A CN113800550A (zh) | 2021-12-17 |
CN113800550B true CN113800550B (zh) | 2023-06-23 |
Family
ID=78897360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111171917.4A Active CN113800550B (zh) | 2021-10-08 | 2021-10-08 | 一种片状Gd2O2SO4及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113800550B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114162847B (zh) * | 2021-12-21 | 2024-06-11 | 安徽光智科技有限公司 | 一种硫氧化钆粉体的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19913550B4 (de) * | 1999-03-25 | 2006-05-04 | Siemens Ag | Verfahren zur Herstellung von Seltenerdoxysulfid-Pulver |
JP4831463B2 (ja) * | 2005-05-27 | 2011-12-07 | 独立行政法人物質・材料研究機構 | 希土類オキシサルフェートの製造方法 |
CN103803629B (zh) * | 2013-12-27 | 2016-03-16 | 江西理工大学 | 一种复合片状稀土化合物的制备方法 |
CN108025924B (zh) * | 2015-09-11 | 2022-04-08 | 株式会社三德 | 稀土类硫氧化物的制造方法、稀土类硫氧化物以及蓄冷材料 |
CN106520121B (zh) * | 2016-10-27 | 2019-02-05 | 东北大学 | 稀土掺杂硫氧化钆和含氧硫酸钆上转换荧光粉的制备方法 |
CN106544025B (zh) * | 2016-10-27 | 2019-02-05 | 东北大学 | 一种稀土掺杂的硫氧化钆荧光粉的制备方法 |
CN107500336A (zh) * | 2017-09-29 | 2017-12-22 | 渤海大学 | 一种采用自牺牲模板法制备稀土层状氢氧化物的方法 |
-
2021
- 2021-10-08 CN CN202111171917.4A patent/CN113800550B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN113800550A (zh) | 2021-12-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Yang et al. | Size and shape controllable synthesis and luminescent properties of BaGdF5: Ce3+/Ln3+ (Ln= Sm, Dy, Eu, Tb) nano/submicrocrystals by a facile hydrothermal process | |
CN108017081A (zh) | 一种纳米氧化铈颗粒的制备方法 | |
CN101357775B (zh) | 一种微细、单分散稀土硫氧化物的制备方法 | |
CN101941676B (zh) | Ln2O3:RE3+和Ln2O3:RE3+@SiO2单分散稀土纳米粒子的制备方法 | |
CN113800550B (zh) | 一种片状Gd2O2SO4及其制备方法 | |
Yanli et al. | Synthesis of bifunctional Gd2O3: Eu3+ nanocrystals and their applications in biomedical imaging | |
CN110951479B (zh) | 一种peg包覆多孔稀土磷酸盐荧光纳米材料的制备方法 | |
CN101298337B (zh) | Y2O3:Eu3+纳米球粉体的制备方法 | |
Zou et al. | Controlled hydrothermal processing of multiform (Y0. 95Eu0. 05) PO4 crystals and comparison of photoluminescence | |
Chen et al. | Multicolor tunable luminescence and energy transfer of core–shell structured SiO 2@ Gd 2 O 3 microspheres co-activated with Dy 3+/Eu 3+ under single UV excitation | |
CN101735816A (zh) | 双模式发光稀土掺杂氟化铈纳米晶、及其制备和表面改性方法 | |
CN105272252B (zh) | 一种萤石型Eu掺杂Y2Ce2O7纳米陶瓷颜料及制备方法 | |
CN103025847B (zh) | 掺杂金属纳米粒子的硅酸盐发光材料及其制备方法 | |
Liang et al. | Dual-mode luminescence anti-counterfeiting and white light emission of NaGdF 4: Ce, Eu, Tb/carbon dot hydrophilic nanocomposite ink | |
CN108559500A (zh) | 一种溶剂热辅助制备复相钛酸盐红色长余辉荧光粉的方法 | |
CN109796045B (zh) | 一种采用自牺牲模板制备复式钨酸盐的方法 | |
CN104498036B (zh) | 一种一维棒状稀土掺杂钇铝石榴石发光材料及其制备方法和应用 | |
Kumar et al. | Multifunctional applications of NaGdF4: Ho3+/Yb3+ up-conversion phosphor synthesized via two different routes: a comparative study | |
CN112175618A (zh) | 高度均一磷酸钆微纳米发光材料的绿色简易调控合成方法 | |
CN108913140B (zh) | 一种微米级上转换发光材料及其制备方法 | |
CN110499158A (zh) | 一种稀土钐掺杂氧化锡纳米中空球敏化发光体、制备方法及应用 | |
Ito et al. | Silica-coating of Ca14Al10Zn6O35: Mn4+ particles and their luminescence properties | |
Zhang et al. | Hydrothermal synthesis of core-shell structured PS@ GdPO 4: Tb 3+/Ce 3+ spherical particles and their luminescence properties | |
You et al. | Monodisperse Gd2O3: Ln3+ (Ln3+= Eu3+, Tb3+, Dy3+, Sm3+) microspheres: facile synthesis and multicolor luminescence properties | |
CN102807867A (zh) | 一种稀土掺杂纳米球形CePO4材料的制备方法 |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230914 Address after: 341000 1st floor, building 17 (original 8) of standard workshop (Jinling science and Technology Park), phase I, Ganzhou economic and Technological Development Zone, Ganzhou City, Jiangxi Province Patentee after: Ganzhou Kangda new energy materials Co.,Ltd. Address before: 341000 No. 86 Hongqi Avenue, Jiangxi, Ganzhou Patentee before: Jiangxi University of Science and Technology |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A sheet-like Gd2O2SO4and its preparation method Granted publication date: 20230623 Pledgee: Agricultural Bank of China Co.,Ltd. Ganzhou Zhanggong Sub branch Pledgor: Ganzhou Kangda new energy materials Co.,Ltd. Registration number: Y2024980025858 |