DE2126190A1 - Verfahren zur Gewinnung von Sulfiden sowie Oxysulfiden der Lanthanoide und des Yttriums sowie von festen Lösungen dieser Sulfide und Oxysulfide - Google Patents
Verfahren zur Gewinnung von Sulfiden sowie Oxysulfiden der Lanthanoide und des Yttriums sowie von festen Lösungen dieser Sulfide und OxysulfideInfo
- Publication number
- DE2126190A1 DE2126190A1 DE19712126190 DE2126190A DE2126190A1 DE 2126190 A1 DE2126190 A1 DE 2126190A1 DE 19712126190 DE19712126190 DE 19712126190 DE 2126190 A DE2126190 A DE 2126190A DE 2126190 A1 DE2126190 A1 DE 2126190A1
- Authority
- DE
- Germany
- Prior art keywords
- mixed
- sulfides
- oxycarbonate
- temperature
- treated
- 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.)
- Pending
Links
- 150000004763 sulfides Chemical class 0.000 title claims description 55
- 239000006104 solid solution Substances 0.000 title claims description 39
- 229910052747 lanthanoid Inorganic materials 0.000 title claims description 32
- 150000002602 lanthanoids Chemical class 0.000 title claims description 27
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 229910052727 yttrium Inorganic materials 0.000 title claims description 15
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 title claims description 14
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 39
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 30
- 229910052746 lanthanum Inorganic materials 0.000 claims description 28
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 24
- 239000011572 manganese Substances 0.000 claims description 18
- 229910052779 Neodymium Inorganic materials 0.000 claims description 14
- 229910052748 manganese Inorganic materials 0.000 claims description 14
- -1 yttrium Chemical class 0.000 claims description 13
- 229910052772 Samarium Inorganic materials 0.000 claims description 12
- 229910052793 cadmium Inorganic materials 0.000 claims description 12
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 11
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 11
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 11
- 239000011575 calcium Substances 0.000 claims description 11
- 229910052733 gallium Inorganic materials 0.000 claims description 11
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 10
- 229910052788 barium Inorganic materials 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 9
- 229910052712 strontium Inorganic materials 0.000 claims description 9
- 229910052725 zinc Inorganic materials 0.000 claims description 9
- 239000011701 zinc Substances 0.000 claims description 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 8
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 8
- 229910052693 Europium Inorganic materials 0.000 claims description 7
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- 229910052765 Lutetium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 125000004429 atom Chemical group 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 229910052691 Erbium Inorganic materials 0.000 claims description 3
- 229910052689 Holmium Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 16
- 239000012071 phase Substances 0.000 description 15
- 238000005987 sulfurization reaction Methods 0.000 description 13
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 9
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 8
- 150000001860 citric acid derivatives Chemical class 0.000 description 8
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 8
- 238000000197 pyrolysis Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 229920001021 polysulfide Polymers 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000005077 polysulfide Substances 0.000 description 5
- 150000008117 polysulfides Polymers 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- YXVFQADLFFNVDS-UHFFFAOYSA-N diammonium citrate Chemical compound [NH4+].[NH4+].[O-]C(=O)CC(O)(C(=O)O)CC([O-])=O YXVFQADLFFNVDS-UHFFFAOYSA-N 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 3
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 3
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910052771 Terbium Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QCUOBSQYDGUHHT-UHFFFAOYSA-L cadmium sulfate Chemical compound [Cd+2].[O-]S([O-])(=O)=O QCUOBSQYDGUHHT-UHFFFAOYSA-L 0.000 description 1
- 229910000331 cadmium sulfate Inorganic materials 0.000 description 1
- ROFFPTKOAWZFNP-UHFFFAOYSA-H cadmium(2+);2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Cd+2].[Cd+2].[Cd+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O ROFFPTKOAWZFNP-UHFFFAOYSA-H 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- KEMUEHZZQALNNS-UHFFFAOYSA-N europium(3+);trisulfide Chemical class [S-2].[S-2].[S-2].[Eu+3].[Eu+3] KEMUEHZZQALNNS-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 229940059867 sulfur containing product ectoparasiticides Drugs 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C09K11/7701—Chalogenides
-
- 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
- C01F17/288—Sulfides
-
- 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
- C01F17/288—Sulfides
- C01F17/294—Oxysulfides
-
- 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
- C01F17/30—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6
- C01F17/38—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6 sulfur being the only anion, e.g. CaLa2S4
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)
- Luminescent Compositions (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7019323A FR2100551B1 (enrdf_load_stackoverflow) | 1970-05-27 | 1970-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2126190A1 true DE2126190A1 (de) | 1971-12-16 |
Family
ID=9056200
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712126190 Pending DE2126190A1 (de) | 1970-05-27 | 1971-05-26 | Verfahren zur Gewinnung von Sulfiden sowie Oxysulfiden der Lanthanoide und des Yttriums sowie von festen Lösungen dieser Sulfide und Oxysulfide |
| DE19712139293 Pending DE2139293A1 (de) | 1970-05-27 | 1971-05-26 | Verfahren zur Gewinnung von Oxysul fiden mindestens eines Lanthanoids, ein schließlich Yttriums, sowie von festen Losungen solcher Oxysulfide Ausscheidung aus 2126190 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712139293 Pending DE2139293A1 (de) | 1970-05-27 | 1971-05-26 | Verfahren zur Gewinnung von Oxysul fiden mindestens eines Lanthanoids, ein schließlich Yttriums, sowie von festen Losungen solcher Oxysulfide Ausscheidung aus 2126190 |
Country Status (4)
| Country | Link |
|---|---|
| DE (2) | DE2126190A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2100551B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1344451A (enrdf_load_stackoverflow) |
| NL (1) | NL7107322A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0680930A1 (fr) * | 1994-05-06 | 1995-11-08 | Rhone-Poulenc Chimie | Composition à base d'un sulfure de terre rare comprenant au moins un élément alcalin, son procédé de préparation et son utilisation comme pigment coloré |
| FR2738809A1 (fr) * | 1995-09-18 | 1997-03-21 | Rhone Poulenc Chimie | Sulfure de terre rare et d'alcalin, son procede de preparation et son utilisation comme pigment colorant |
| FR2755971A1 (fr) * | 1996-11-19 | 1998-05-22 | Rhodia Chimie Sa | Utilisation comme pigment colorant d'un sulfure de terre rare de forme beta et son procede de preparation |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2581074B1 (fr) * | 1985-04-30 | 1987-09-04 | Rhone Poulenc Spec Chim | Nouveaux pigments colores a base de terres rares et leurs applications |
| FR2684661B1 (fr) * | 1991-12-04 | 1994-03-18 | Rhone Poulenc Chimie | Procede de fabrication de sulfures de terres rares. |
| FR2732005B1 (fr) * | 1995-03-22 | 1997-06-13 | Rhone Poulenc Chimie | Procede de preparation de sulfures de terres rares a partir d'halogenures |
| RU2434809C1 (ru) * | 2010-04-01 | 2011-11-27 | Государственное образовательное учреждение высшего профессионального образования "Тюменский государственный университет" | Способ получения порошков трисульфидов европия, лантаноидов и меди |
| RU2496718C2 (ru) * | 2011-10-17 | 2013-10-27 | федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Тюменский государственный университет" | Способ получения порошков твердых растворов оксисульфидов лантана, неодима, праозеодима и самария |
| ITMI20130908A1 (it) * | 2013-06-03 | 2014-12-04 | Univ Milano Bicocca | Materiale fotoluminescente a lunga persistenza a base di ossicarbonato di gadolinio drogato con itterbio e metodi per la sua produzione |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3418246A (en) * | 1965-03-24 | 1968-12-24 | Rca Corp | Rare earth activated yttrium and gadolinium oxy-chalcogenide phosphors |
-
1970
- 1970-05-27 FR FR7019323A patent/FR2100551B1/fr not_active Expired
-
1971
- 1971-05-26 GB GB1730271A patent/GB1344451A/en not_active Expired
- 1971-05-26 DE DE19712126190 patent/DE2126190A1/de active Pending
- 1971-05-26 DE DE19712139293 patent/DE2139293A1/de active Pending
- 1971-05-27 NL NL7107322A patent/NL7107322A/xx unknown
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0680930A1 (fr) * | 1994-05-06 | 1995-11-08 | Rhone-Poulenc Chimie | Composition à base d'un sulfure de terre rare comprenant au moins un élément alcalin, son procédé de préparation et son utilisation comme pigment coloré |
| FR2719576A1 (fr) * | 1994-05-06 | 1995-11-10 | Rhone Poulenc Chimie | Composition à base d'un sulfure de terre rare comprenant au moins un élément alcalin, son procédé de préparation et son utilisation comme pigment coloré. |
| US5755868A (en) * | 1994-05-06 | 1998-05-26 | Rhone-Poulenc Chimie | Very finely divided rare earth sulfide colorant compositions |
| US5968247A (en) * | 1994-05-06 | 1999-10-19 | Rhone-Poulenc Chimie | Very finely divided rare earth sulfide colorant compositions |
| FR2738809A1 (fr) * | 1995-09-18 | 1997-03-21 | Rhone Poulenc Chimie | Sulfure de terre rare et d'alcalin, son procede de preparation et son utilisation comme pigment colorant |
| WO1997011031A1 (fr) * | 1995-09-18 | 1997-03-27 | Rhodia Chimie | Sulfure de terre rare et d'alcalin, son procede de preparation et son utilisation comme pigment colorant |
| FR2755971A1 (fr) * | 1996-11-19 | 1998-05-22 | Rhodia Chimie Sa | Utilisation comme pigment colorant d'un sulfure de terre rare de forme beta et son procede de preparation |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2100551B1 (enrdf_load_stackoverflow) | 1973-11-23 |
| GB1344451A (en) | 1974-01-23 |
| NL7107322A (enrdf_load_stackoverflow) | 1971-11-30 |
| DE2139293A1 (de) | 1972-03-16 |
| FR2100551A1 (enrdf_load_stackoverflow) | 1972-03-24 |
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