AR080718A1 - Procedimiento para la preparcion de oxido de cromo (iii) - Google Patents

Procedimiento para la preparcion de oxido de cromo (iii)

Info

Publication number
AR080718A1
AR080718A1 ARP110100985A ARP110100985A AR080718A1 AR 080718 A1 AR080718 A1 AR 080718A1 AR P110100985 A ARP110100985 A AR P110100985A AR P110100985 A ARP110100985 A AR P110100985A AR 080718 A1 AR080718 A1 AR 080718A1
Authority
AR
Argentina
Prior art keywords
iii
preparation
procedure
chrome oxide
oxide
Prior art date
Application number
ARP110100985A
Other languages
English (en)
Original Assignee
Lanxess Deutschland Gmbh
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
Application filed by Lanxess Deutschland Gmbh filed Critical Lanxess Deutschland Gmbh
Publication of AR080718A1 publication Critical patent/AR080718A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/02—Oxides or hydrates thereof
    • C01G37/033—Chromium trioxide; Chromic acid
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/34—Compounds of chromium
    • C09C1/346—Chromium oxides
    • 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
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

La presente solicitud se refiere a un procedimiento para la preparacion de oxido de cromo (III) mediante reaccion de cromato de metal alcalino con amoníaco gaseoso seguido de hidrolisis, separacion del producto de hidrolisis y calcinacion.
ARP110100985A 2010-03-23 2011-03-23 Procedimiento para la preparcion de oxido de cromo (iii) AR080718A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10157422 2010-03-23
EP10194157 2010-12-08

Publications (1)

Publication Number Publication Date
AR080718A1 true AR080718A1 (es) 2012-05-02

Family

ID=43828013

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP110100985A AR080718A1 (es) 2010-03-23 2011-03-23 Procedimiento para la preparcion de oxido de cromo (iii)

Country Status (7)

Country Link
US (1) US9663383B2 (es)
EP (1) EP2550239B1 (es)
CN (1) CN102811952B (es)
AR (1) AR080718A1 (es)
RU (1) RU2568112C9 (es)
WO (1) WO2011117274A1 (es)
ZA (1) ZA201207091B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103420422B (zh) * 2012-05-24 2016-03-02 中国科学院过程工程研究所 一种羟氧化铬的制备方法
CN103449521A (zh) * 2012-06-05 2013-12-18 中国科学院过程工程研究所 一种由水合氧化铬制备氧化铬绿颜料的方法
CN104445409B (zh) * 2013-09-12 2018-02-02 中国科学院过程工程研究所 一种由水合氧化铬制备近红外高反射氧化铬基颜料的方法
CN107902698B (zh) * 2017-12-20 2023-07-21 四川省银河化学股份有限公司 一种清洁静态连续自动化煅烧生产氧化铬绿的方法
CN109052474B (zh) * 2018-07-03 2021-02-05 中南大学 一种大颗粒亚铬酸钠材料的制备方法及应用
CN110394138A (zh) * 2019-08-27 2019-11-01 青海省博鸿化工科技股份有限公司 一种连续反应装置及其用途
CN110436521A (zh) * 2019-09-11 2019-11-12 攀钢集团攀枝花钢铁研究院有限公司 铬酸钠制备三氧化二铬的方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1893761A (en) 1926-05-07 1933-01-10 Gen Aniline Works Inc Manufacture of chromium oxide and chromium hydroxide
US2431075A (en) * 1945-04-02 1947-11-18 Pacific Bridge Company Production of chromium hydroxide
GB748610A (en) 1952-07-16 1956-05-09 Diamond Alkali Co Improvements in or relating to a method for treating alkali metal chromates
DE2030510C2 (de) 1970-06-20 1982-09-16 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von schwefelarmem Chrom (III)-oxid
DE2416203A1 (de) 1974-04-03 1975-10-16 Bayer Ag Verfahren zur herstellung von schwefelarmem chrom(iii)-oxid mit verbesserten pigmenteigenschaften
US4052225A (en) 1974-04-03 1977-10-04 Bayer Aktiengesellschaft Production of low-sulfur chromium (iii) oxide pigment
DE2635086C3 (de) 1976-08-04 1980-11-06 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von schwefelarmen Chrom(III)oxid
DE2852198A1 (de) 1977-12-05 1979-06-07 Union Carbide Corp Gewinnung von cr tief 2 o tief 3 aus einer chromhaltigen loesung
US4230677A (en) 1978-11-30 1980-10-28 Union Carbide Corporation Recovery of Cr2 O3 from a chromium bearing solution
US4296076A (en) 1979-01-15 1981-10-20 British Chrome & Chemicals Ltd. Chromic oxide production
CA1314688C (en) * 1987-09-14 1993-03-23 Ian Harry Warren Stripping and recovery of dichromate in electrolytic chlorate systems
US6348538B1 (en) * 1999-02-15 2002-02-19 Dsm N.V. Method for the preparation of pigmented curable polyester molding compounds
EP1189841A4 (en) * 1999-04-26 2007-04-11 Ferro Corp CONTINUOUS CALCINATION OF MIXED METAL OXIDES
CN1103321C (zh) 2000-02-22 2003-03-19 中国科学院化工冶金研究所 清洁生产铬酸铵晶体的方法
CN1150132C (zh) 2002-12-02 2004-05-19 刘昌见 同时生产碱金属重铬酸盐和三氧化二铬的方法
CN1150131C (zh) 2002-12-02 2004-05-19 刘昌见 由铬酸铵碱金属复盐生产Cr2O3和碱金属重铬酸盐的方法
RU2258039C1 (ru) 2004-03-09 2005-08-10 Закрытое акционерное общество "Русский Хром 1915" Способ получения окиси хрома
CN100375717C (zh) 2005-08-02 2008-03-19 中国科学院过程工程研究所 一种用气体还原剂低温还原铬盐制备氧化铬的方法
CN101475218A (zh) * 2008-01-04 2009-07-08 中国科学院过程工程研究所 一种用氢氧化铬直接制备颜料级氧化铬绿的方法
CN101475217B (zh) 2008-01-04 2011-06-01 中国科学院过程工程研究所 一种用气体还原剂低温还原铬盐制备颜料级氧化铬绿的方法
US7799299B2 (en) * 2008-01-28 2010-09-21 Batelle Memorial Institute Capture and release of mixed acid gasses with binding organic liquids

Also Published As

Publication number Publication date
EP2550239B1 (de) 2017-06-07
US9663383B2 (en) 2017-05-30
WO2011117274A1 (de) 2011-09-29
CN102811952B (zh) 2014-12-10
ZA201207091B (en) 2013-05-29
EP2550239A1 (de) 2013-01-30
CN102811952A (zh) 2012-12-05
RU2568112C2 (ru) 2015-11-10
RU2568112C9 (ru) 2016-07-20
RU2012144746A (ru) 2014-04-27
US20130216471A1 (en) 2013-08-22

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Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed, e.g., due to non-payment of fee