BR112014015257A8 - processo para preparação de partículas de bicarbonato de sódio - Google Patents

processo para preparação de partículas de bicarbonato de sódio

Info

Publication number
BR112014015257A8
BR112014015257A8 BR112014015257A BR112014015257A BR112014015257A8 BR 112014015257 A8 BR112014015257 A8 BR 112014015257A8 BR 112014015257 A BR112014015257 A BR 112014015257A BR 112014015257 A BR112014015257 A BR 112014015257A BR 112014015257 A8 BR112014015257 A8 BR 112014015257A8
Authority
BR
Brazil
Prior art keywords
sodium bicarbonate
bicarbonate particles
aqueous composition
preparing sodium
aqueous
Prior art date
Application number
BR112014015257A
Other languages
English (en)
Other versions
BR112014015257A2 (pt
Inventor
Jean Lucien Savary David
Chau Thoi-Dai
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of BR112014015257A8 publication Critical patent/BR112014015257A8/pt
Publication of BR112014015257A2 publication Critical patent/BR112014015257A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/10—Preparation of bicarbonates from carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
    • C01D7/123—Preparation of carbonates from bicarbonates or bicarbonate-containing product by thermal decomposition of solids in the absence of a liquid medium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
    • C01D7/126—Multi-step processes, e.g. from trona to soda ash
    • 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
    • C01P2006/12—Surface area
    • 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
    • C01P2006/12—Surface area
    • C01P2006/13—Surface area thermal stability thereof at high temperatures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Medicinal Preparation (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Cosmetics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Paper (AREA)

Abstract

1/1 resumo “processo para preparação de partículas de bicarbonato de sódio” a invenção se relaciona com um processo para preparação de partículas de bicarbonato de sódio, compreendendo o processo os passos de: (a) adição de pelo menos um carbonato de metal alcalino a uma solução aquosa de modo a formar uma composição aquosa; em que o carbonato de metal alcalino compreende carbonato de sódio e em que a composição aquosa compreende pelo menos um ácido policarboxílico e/ou os seus sais, em uma quantidade de pelo menos 200 ppm com base no peso da composição aquosa; e (b) separação do bicarbonato de sódio começando da composição aquosa, de modo a obter partículas de bicarbonato de sódio, por um lado, e uma solução mãe aquosa, por outro lado.
BR112014015257A 2011-12-21 2012-12-19 processo para preparação de partículas de bicarbonato de sódio BR112014015257A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11194784.2A EP2607312A1 (en) 2011-12-21 2011-12-21 Process for preparing sodium bicarbonate particles
PCT/EP2012/076065 WO2013092650A1 (en) 2011-12-21 2012-12-19 Process for preparing sodium bicarbonate particles

Publications (2)

Publication Number Publication Date
BR112014015257A8 true BR112014015257A8 (pt) 2017-06-13
BR112014015257A2 BR112014015257A2 (pt) 2017-06-13

Family

ID=47520947

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014015257A BR112014015257A2 (pt) 2011-12-21 2012-12-19 processo para preparação de partículas de bicarbonato de sódio

Country Status (10)

Country Link
US (1) US9695059B2 (pt)
EP (2) EP2607312A1 (pt)
CN (1) CN104136372B (pt)
BR (1) BR112014015257A2 (pt)
HK (1) HK1198156A1 (pt)
IN (1) IN2014CN04481A (pt)
MX (1) MX348546B (pt)
RU (1) RU2622126C2 (pt)
WO (1) WO2013092650A1 (pt)
ZA (1) ZA201404560B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9868644B2 (en) 2011-12-23 2018-01-16 Solvay Sa Process for the joint production of sodium carbonate and sodium bicarbonate
FR3007753A1 (fr) 2013-06-26 2015-01-02 Solvay Procede de preparation de particules de bicarbonate de metal alcalin
CN108996526B (zh) * 2017-06-07 2021-06-22 中国科学院过程工程研究所 一种大颗粒重质小苏打的制备方法
CN111847485B (zh) * 2020-07-31 2023-08-29 辽宁佰健环保科技有限公司 一种制备碳酸氢钠颗粒的方法
CN114538478A (zh) * 2022-03-15 2022-05-27 南京安淮创新药物研究院有限公司 一种碳酸氢钠颗粒的制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868444A (en) 1969-11-26 1975-02-25 Dow Chemical Co Process for the preparation of porous sodium bicarbonate
US3647365A (en) 1970-01-06 1972-03-07 Olin Corp Coarse light sodium bicarbonate
JPS4817160B1 (pt) 1970-01-14 1973-05-26
US3780160A (en) 1971-08-02 1973-12-18 Intermountain Res & Dev Corp Carbonation process for the manufacture of sodium bicarbonate
US3870784A (en) 1971-12-29 1975-03-11 Olin Corp Sodium bicarbonate production
SU409960A1 (pt) 1972-03-21 1974-01-05
US3855397A (en) 1973-04-12 1974-12-17 Allied Chem Method of producing sodium carbonate and bicarbonate spherules from brine
US4478599A (en) * 1982-05-25 1984-10-23 Kerr-Mcgee Chemical Corporation Method of continuously controlling crystal fines formation
FR2646154B1 (fr) 1989-04-24 1991-06-28 Solvay Bicarbonate de sodium et procede pour la cristallisation de bicarbonate de sodium
JPH05339005A (ja) 1992-06-08 1993-12-21 Tokuyama Soda Co Ltd 重炭酸ソーダの製造方法
US5482701A (en) 1993-05-03 1996-01-09 Church & Dwight Co., Inc. Microporous alkali metal bicarbonate
US5445805A (en) 1993-05-06 1995-08-29 Church & Dwight Co., Inc. Large potassium bicarbonate crystals and process for the preparation thereof
US5645840A (en) 1994-05-25 1997-07-08 Church & Dwight Co., Inc. Ultrafine sodium bicarbonate powder
WO1998003461A1 (en) * 1996-07-18 1998-01-29 Arco Chemical Technology, L.P. Purification of esterified propoxylated glycerin fat substitutes
BE1011721A5 (fr) * 1998-01-29 1999-12-07 Solvay Procede pour la manutention d'une poudre de carbonate de sodium anhydre, composition reactive comprenant une poudre de carbonate de sodium anhydre et procede d'epuration d'un gaz en composes acide.
JP4724996B2 (ja) 1999-08-24 2011-07-13 旭硝子株式会社 アルカリ金属炭酸水素塩の製造方法
EP1876145A1 (en) * 2006-07-07 2008-01-09 SOLVAY (Société Anonyme) Process for the production of sodium bicarbonate
WO2009138403A1 (en) * 2008-05-13 2009-11-19 Solvay (Société Anonyme) Process for the joint production of sodium carbonate and sodium bicarbonate
EP2399866A1 (en) 2010-06-22 2011-12-28 Solvay SA Process for the joint production of sodium carbonate and sodium bicarbonate
US9868644B2 (en) 2011-12-23 2018-01-16 Solvay Sa Process for the joint production of sodium carbonate and sodium bicarbonate

Also Published As

Publication number Publication date
WO2013092650A1 (en) 2013-06-27
CN104136372A (zh) 2014-11-05
RU2014129905A (ru) 2016-02-10
US20140348738A1 (en) 2014-11-27
MX2014007550A (es) 2014-08-27
EP2794485A1 (en) 2014-10-29
HK1198156A1 (en) 2015-03-13
IN2014CN04481A (pt) 2015-09-04
RU2622126C2 (ru) 2017-06-13
CN104136372B (zh) 2016-11-09
ZA201404560B (en) 2016-03-30
BR112014015257A2 (pt) 2017-06-13
MX348546B (es) 2017-06-19
EP2607312A1 (en) 2013-06-26
US9695059B2 (en) 2017-07-04

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]