DE69214041T2 - Lanthan-Terbium- und Ceriumphosphat-Gemisch, Verfahren zur Herstellung desselben aus unlöslichen Seltenerdensalzen - Google Patents

Lanthan-Terbium- und Ceriumphosphat-Gemisch, Verfahren zur Herstellung desselben aus unlöslichen Seltenerdensalzen

Info

Publication number
DE69214041T2
DE69214041T2 DE69214041T DE69214041T DE69214041T2 DE 69214041 T2 DE69214041 T2 DE 69214041T2 DE 69214041 T DE69214041 T DE 69214041T DE 69214041 T DE69214041 T DE 69214041T DE 69214041 T2 DE69214041 T2 DE 69214041T2
Authority
DE
Germany
Prior art keywords
terbium
lanthanum
producing
rare earth
same
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.)
Revoked
Application number
DE69214041T
Other languages
English (en)
Other versions
DE69214041D1 (de
Inventor
Marie-Pierre Collin
Govic Anne-Marie Le
Denis Huguenin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9415306&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69214041(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Application granted granted Critical
Publication of DE69214041D1 publication Critical patent/DE69214041D1/de
Publication of DE69214041T2 publication Critical patent/DE69214041T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/45—Phosphates containing plural metal, or metal and ammonium
    • 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
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7777—Phosphates
DE69214041T 1991-07-19 1992-05-27 Lanthan-Terbium- und Ceriumphosphat-Gemisch, Verfahren zur Herstellung desselben aus unlöslichen Seltenerdensalzen Revoked DE69214041T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9109142A FR2679242A1 (fr) 1991-07-19 1991-07-19 Phosphate mixte de lanthane, terbium et cerium, procede de fabrication de ceux-ci a partir de sels insolubles de terres rares.

Publications (2)

Publication Number Publication Date
DE69214041D1 DE69214041D1 (de) 1996-10-31
DE69214041T2 true DE69214041T2 (de) 1997-03-27

Family

ID=9415306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214041T Revoked DE69214041T2 (de) 1991-07-19 1992-05-27 Lanthan-Terbium- und Ceriumphosphat-Gemisch, Verfahren zur Herstellung desselben aus unlöslichen Seltenerdensalzen

Country Status (9)

Country Link
US (2) US5314641A (de)
EP (1) EP0524034B1 (de)
JP (1) JP2517515B2 (de)
KR (1) KR930002239A (de)
AT (1) ATE143407T1 (de)
CA (1) CA2074134A1 (de)
DE (1) DE69214041T2 (de)
FR (1) FR2679242A1 (de)
HU (1) HUT62643A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2694281B1 (fr) * 1992-07-29 1994-09-16 Rhone Poulenc Chimie Procédé de préparation de phosphates de terres rares et produits obtenus.
FR2694299B1 (fr) * 1992-07-29 1994-09-09 Rhone Poulenc Chimie Nouveaux luminophores verts à base de phosphate mixte de lanthane, cérium et terbium, précurseur de ceux-ci et procédés de synthèse.
JPH06247711A (ja) * 1993-02-22 1994-09-06 Shin Etsu Chem Co Ltd 希土類元素りん酸塩球状粒子およびその製造方法
FR2736062B1 (fr) * 1995-06-28 1997-09-19 Rhone Poulenc Chimie Utilisation comme luminophore dans les systemes a plasma d'un compose a base d'un phosphate de terre rare
JPH1088107A (ja) * 1996-09-13 1998-04-07 Shin Etsu Chem Co Ltd 赤外線吸収材料とその製造方法およびインク
US5651920A (en) * 1996-09-20 1997-07-29 Osram Sylvania Inc. Small-sized lanthanum cerium terbium phosphate phosphors and method of making
JP4219514B2 (ja) * 1999-12-16 2009-02-04 化成オプトニクス株式会社 希土類燐酸塩の製造方法、希土類燐酸塩蛍光体及び希土類燐酸塩蛍光体の製造方法
DE10223988A1 (de) * 2002-05-29 2003-12-18 Siemens Ag Leuchtstoffpulver, Verfahren zum Herstellen des Leuchtstoffpulvers und Leuchtstoffkörper mit dem Leuchtstoffpulver
US6979415B1 (en) * 2004-03-31 2005-12-27 General Electric Company Luminescent nanomaterials powders having predetermined morphology and method of making
US8545784B2 (en) * 2006-10-20 2013-10-01 Neo International Corp. Method for the production of rare earth containing phosphates
FR2931143B1 (fr) * 2008-05-15 2011-01-07 Rhodia Operations Phosphate de lanthane et d'au moins une terre rare choisie parmi le cerium et le terbium sous forme d'une suspension, procede de preparation et utilisation comme luminophore
JP5051079B2 (ja) * 2008-09-16 2012-10-17 三菱化学株式会社 希土類燐酸塩
RU2617348C1 (ru) * 2016-03-22 2017-04-24 Федеральное государственное бюджетное учреждение науки Институт химии Дальневосточного отделения Российской академии наук (ИХ ДВО РАН) Способ получения люминофора фосфата лантана, активированного церием и тербием

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3507804A (en) * 1968-06-13 1970-04-21 Westinghouse Electric Corp Method of coprecipitating mixed rare-earth orthophosphates suitable for making phosphor
FR1590705A (de) * 1968-09-26 1970-04-20
JPS5740853A (en) * 1980-08-22 1982-03-06 Nichia Denshi Kagaku Kk Mercury vapor discharge lamp
JPS5723674A (en) * 1980-07-16 1982-02-06 Nichia Denshi Kagaku Kk Fluorescent substance
US4423349A (en) * 1980-07-16 1983-12-27 Nichia Denshi Kagaku Co., Ltd. Green fluorescence-emitting material and a fluorescent lamp provided therewith
JPS57133182A (en) * 1981-02-12 1982-08-17 Toshiba Corp Fluorescent substance
JPS5920378A (ja) * 1982-07-26 1984-02-02 Mitsubishi Electric Corp 螢光体およびこの螢光体を使用した低圧水銀蒸気放電灯
JPS59179578A (ja) * 1983-03-30 1984-10-12 Hitachi Ltd 「けい」光体の製造方法
JPS6090287A (ja) * 1983-10-24 1985-05-21 Mitsubishi Electric Corp 螢光体の製造方法
US4623816A (en) * 1985-04-22 1986-11-18 General Electric Company Fluorescent lamp using multi-layer phosphor coating
JPS62218477A (ja) * 1986-03-18 1987-09-25 Mitsubishi Electric Corp 螢光体
JPH0799138B2 (ja) * 1987-08-07 1995-10-25 キヤノン株式会社 メカノケミカル材料の駆動方法
US5116532A (en) * 1990-05-14 1992-05-26 Gte Products Corporation Method of making lanthanum cerium terbium phosphate phosphor
US5091110A (en) * 1990-05-14 1992-02-25 Gte Products Corporation Method of making lanthanum cerium terbium phosphate phosphor
US5132042A (en) * 1990-05-14 1992-07-21 Gte Products Corporation Method of making lanthanum cerium terbium phosphate phosphor with improved brightness
FR2672281B1 (fr) * 1991-02-04 1993-04-16 Rhone Poulenc Chimie Phosphate mixte de lanthane, terbium et cerium, procede de fabrication de celui-ci.

Also Published As

Publication number Publication date
EP0524034A1 (de) 1993-01-20
JPH05254812A (ja) 1993-10-05
US5580490A (en) 1996-12-03
JP2517515B2 (ja) 1996-07-24
FR2679242A1 (fr) 1993-01-22
EP0524034B1 (de) 1996-09-25
ATE143407T1 (de) 1996-10-15
US5314641A (en) 1994-05-24
HUT62643A (en) 1993-05-28
KR930002239A (ko) 1993-02-22
DE69214041D1 (de) 1996-10-31
FR2679242B1 (de) 1994-08-19
CA2074134A1 (fr) 1993-01-20

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee
8331 Complete revocation