NZ280047A - Solid persalt particles; continuous process and apparatus in which a concentrated aqueous hydrogen peroxide solution is reacted with at least one alkali metal salt in a crystalliser classifier plant - Google Patents

Solid persalt particles; continuous process and apparatus in which a concentrated aqueous hydrogen peroxide solution is reacted with at least one alkali metal salt in a crystalliser classifier plant

Info

Publication number
NZ280047A
NZ280047A NZ280047A NZ28004795A NZ280047A NZ 280047 A NZ280047 A NZ 280047A NZ 280047 A NZ280047 A NZ 280047A NZ 28004795 A NZ28004795 A NZ 28004795A NZ 280047 A NZ280047 A NZ 280047A
Authority
NZ
New Zealand
Prior art keywords
region
solution
persalt
alkali metal
particles
Prior art date
Application number
NZ280047A
Other languages
English (en)
Inventor
Romano Pardini
Soraya Parveneh
Corrado Baccani
Original Assignee
Solvay Interox
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 Interox filed Critical Solvay Interox
Publication of NZ280047A publication Critical patent/NZ280047A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055—Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/10—Peroxyhydrates; Peroxyacids or salts thereof containing carbon
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055—Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/10—Peroxyhydrates; Peroxyacids or salts thereof containing carbon
    • C01B15/103—Peroxyhydrates; Peroxyacids or salts thereof containing carbon containing only alkali metals as metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0063—Control or regulation
NZ280047A 1994-09-22 1995-09-19 Solid persalt particles; continuous process and apparatus in which a concentrated aqueous hydrogen peroxide solution is reacted with at least one alkali metal salt in a crystalliser classifier plant NZ280047A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI941928A IT1270000B (it) 1994-09-22 1994-09-22 Procedimento per la fabbricazione di particelle di persali

Publications (1)

Publication Number Publication Date
NZ280047A true NZ280047A (en) 1997-06-24

Family

ID=11369583

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ280047A NZ280047A (en) 1994-09-22 1995-09-19 Solid persalt particles; continuous process and apparatus in which a concentrated aqueous hydrogen peroxide solution is reacted with at least one alkali metal salt in a crystalliser classifier plant

Country Status (20)

Country Link
US (2) US5906660A (US06267934-20010731-M00001.png)
EP (1) EP0703190B1 (US06267934-20010731-M00001.png)
JP (1) JP3959129B2 (US06267934-20010731-M00001.png)
KR (1) KR100394863B1 (US06267934-20010731-M00001.png)
CN (1) CN1052450C (US06267934-20010731-M00001.png)
AT (1) ATE188949T1 (US06267934-20010731-M00001.png)
AU (1) AU688950B2 (US06267934-20010731-M00001.png)
BR (1) BR9504124A (US06267934-20010731-M00001.png)
CA (1) CA2158798A1 (US06267934-20010731-M00001.png)
CZ (1) CZ247495A3 (US06267934-20010731-M00001.png)
DE (1) DE69514600T2 (US06267934-20010731-M00001.png)
DK (1) DK0703190T3 (US06267934-20010731-M00001.png)
ES (1) ES2144096T3 (US06267934-20010731-M00001.png)
FI (1) FI954498A (US06267934-20010731-M00001.png)
IT (1) IT1270000B (US06267934-20010731-M00001.png)
MX (1) MX9504062A (US06267934-20010731-M00001.png)
NZ (1) NZ280047A (US06267934-20010731-M00001.png)
PL (1) PL179691B1 (US06267934-20010731-M00001.png)
RU (1) RU2160223C2 (US06267934-20010731-M00001.png)
ZA (1) ZA957854B (US06267934-20010731-M00001.png)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2746386B1 (fr) * 1996-03-19 1998-04-24 Atochem Elf Sa Nouveau percarbonate de sodium et son procede d'obtention
IT1290477B1 (it) * 1997-03-26 1998-12-04 Solvay Interox Processo per produrre un persale
DK0891417T3 (da) * 1996-03-27 2002-07-01 Solvay Interox Sa Sammensætninger, der indeholder natriumpercarbonat
KR100366556B1 (ko) 2000-04-26 2003-01-09 동양화학공업주식회사 세제용 입상 코티드 과탄산나트륨과 이의 제조방법
RU2330878C2 (ru) 2002-12-20 2008-08-10 Дегусса Аг Жидкая композиция моющего и очищающего средства
WO2004056954A1 (en) * 2002-12-20 2004-07-08 Degussa Ag Coated peroxygen compounds with controlled release, a process for their preparation and their use
EP1572851B1 (de) 2002-12-20 2007-03-21 Henkel Kommanditgesellschaft auf Aktien Bleichmittelhaltige wasch- oder reinigungsmittel
DE10320196A1 (de) * 2002-12-20 2004-07-08 Henkel Kg Auf Aktien Bleichmittelhaltige Wasch- oder Reinigungsmittel
DE502004002541D1 (de) * 2003-02-10 2007-02-15 Henkel Kgaa Erhöhung der wasseraufnahmefähigkeit von textilien
WO2004069973A1 (de) * 2003-02-10 2004-08-19 Henkel Kommanditgesellschaft Auf Aktien Verstärkung der reinigungsleistung von waschmitteln durch cellulosederivat und hygroskopisches polymer
ES2285421T3 (es) * 2003-02-10 2007-11-16 Henkel Kommanditgesellschaft Auf Aktien Agente de lavado o de limpieza, que continen un agente de blanqueo, con sistema adyuvante, soluble en agua, y un derivado de la celulosa con capacidad para el desprendimiento de la suciedad.
ES2275207T5 (es) * 2003-02-10 2011-12-09 HENKEL AG & CO. KGAA Agente de lavado, que contiene agentes de blanqueo, con derivado de la celulosa con capacidad para el desprendimiento de la suciedad, con actividad sobre el algodón.
DE10351321A1 (de) * 2003-02-10 2004-08-26 Henkel Kgaa Verstärkung der Reinigungsleistung von Waschmitteln durch eine Kombination von Cellulosderivaten
DE10351325A1 (de) * 2003-02-10 2004-08-26 Henkel Kgaa Wasch- oder Reinigungsmittel mit wasserlöslichem Buildersystem und schmutzablösevermögendem Cellulosederivat
JP2006517245A (ja) * 2003-02-10 2006-07-20 ヘンケル・コマンディットゲゼルシャフト・アウフ・アクチエン 発泡調節剤としてのセルロース誘導体の使用
ES2242121T3 (es) 2003-05-07 2005-11-01 Degussa Ag Granulados recubiertos de percarbonato sodico con estabilidad al almacenamiento mejorada.
BRPI0410586A (pt) * 2003-05-23 2006-06-20 Degussa uso de misturas pulverulentas contendo peróxido de hidrogênio e dióxido de silìcio hidrofobizado para a liberação controlada de peróxido de hidrogênio ou oxigênio
DE102004054495A1 (de) 2004-11-11 2006-05-24 Degussa Ag Natriumpercarbonatpartikel mit einer Thiosulfat enthaltenden Hüllschicht
ATE409218T1 (de) 2006-07-27 2008-10-15 Evonik Degussa Gmbh Umhüllte natriumpercarbonatpartikel
ES2317433T3 (es) 2006-07-27 2009-04-16 Evonik Degussa Gmbh Particulas envueltas de percarbonato de sodio.
EP1882732B1 (de) 2006-07-27 2010-05-05 Evonik Degussa GmbH Umhüllte Natriumpercarbonatpartikel
EP1905738A1 (de) * 2006-09-28 2008-04-02 Evonik Degussa GmbH Verfahren zur Herstellung von granulatförmigem Natriumpercarbonat
US20080190525A1 (en) * 2007-02-12 2008-08-14 Kerry Lee Wagaman Inorganic nitrate-hydrogen peroxide adducts and methods for their preparation
FR2918575B1 (fr) * 2007-07-09 2009-08-28 Crystal Evap Consult Sarl Appareil de cristallisation a circulation forcee.
ES2357445T3 (es) 2007-12-19 2011-04-26 Evonik Degussa Gmbh Método para la producción de partículas de percarbonato de sodio recubiertas.
CN101995181B (zh) * 2009-08-28 2012-11-28 中国科学院工程热物理研究所 固态碱金属工质的定量充装设备与充装方法
DE102010028236A1 (de) 2010-04-27 2011-10-27 Evonik Degussa Gmbh Bleichmittelpartikel umfassend Natriumpercarbonat und einen Bleichaktivator
CN102657951B (zh) * 2012-04-28 2014-12-03 中粮生物化学（安徽）股份有限公司 从晶浆液中提取晶体的方法
CN103041612B (zh) * 2012-12-29 2014-06-25 化工部长沙设计研究院 一种硝酸钠真空冷却结晶工艺中产品质量控制的方法
RU2538836C2 (ru) * 2013-01-29 2015-01-10 Открытое акционерное общество "Корпорация "Росхимзащита" (ОАО "Корпорация "Росхимзащита") Способ стабилизации щелочного раствора пероксида водорода
CN103073030B (zh) * 2013-02-01 2014-05-07 青海盐湖工业股份有限公司 一种用于水解光卤石的结晶器
DE102013211093A1 (de) 2013-06-14 2014-12-18 Evonik Treibacher Gmbh Umhüllte Natriumpercarbonatpartikel
RU2669622C1 (ru) * 2018-01-31 2018-10-12 Генкин Михаил Владимирович Способ и реактор для извлечения хлорида натрия и хлорида калия из полиминеральных источников
CN109045745B (zh) * 2018-08-10 2021-08-24 自然资源部天津海水淡化与综合利用研究所 一种带提升导流的连续真空冷却结晶装置
CN110075562A (zh) * 2019-04-22 2019-08-02 天津大学 一种结晶器的澄清结构的设计方法
GB2599890A (en) * 2020-08-18 2022-04-20 Ashe Robert Improved loop reactor
CN112569628A (zh) * 2020-12-09 2021-03-30 湖北富奕达电子科技有限公司 一种对内部结晶后颗粒直接输出的磷酸二氢铝的结晶反应釜

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986448A (en) 1958-12-18 1961-05-30 Allied Chem Preparation of sodium percarbonate
JPS5544644B2 (US06267934-20010731-M00001.png) * 1971-09-23 1980-11-13
CA1070084A (en) * 1975-07-15 1980-01-22 Fmc Corporation Continuous crystallization process for preparing sodium carbonate peroxide
DE2627871C2 (de) * 1976-06-22 1978-08-24 Kali Und Salz Ag, 3500 Kassel Verfahren zur Gewinnung von grobem K2 SO4 in Kristallisatoren mit innerer Umwälzung und klassierendem Salzabzug
US4113552A (en) * 1976-08-05 1978-09-12 Whiting Corporation Elutriation leg and method
US4830836A (en) * 1984-03-30 1989-05-16 Kawasaki Steel Corporation Metal stripping system and an operation process therefor
HU201258B (en) * 1988-04-29 1990-10-28 Energiagazdalkodasi Intezet Rotating-injector turbo mixer for mixing liquid and/or gaseous media
US5363660A (en) * 1991-06-17 1994-11-15 Y. T. Li Engineering, Inc. Orbital type freezing apparatus and method

Also Published As

Publication number Publication date
BR9504124A (pt) 1996-08-06
RU2160223C2 (ru) 2000-12-10
KR960010520A (ko) 1996-04-20
CN1052450C (zh) 2000-05-17
FI954498A0 (fi) 1995-09-22
JPH08175809A (ja) 1996-07-09
US6267934B1 (en) 2001-07-31
CN1127725A (zh) 1996-07-31
CZ247495A3 (en) 1996-04-17
ITMI941928A0 (it) 1994-09-22
EP0703190A1 (fr) 1996-03-27
ES2144096T3 (es) 2000-06-01
DK0703190T3 (da) 2000-07-10
AU688950B2 (en) 1998-03-19
MX9504062A (es) 1997-02-28
CA2158798A1 (fr) 1996-03-23
IT1270000B (it) 1997-04-16
US5906660A (en) 1999-05-25
PL179691B1 (pl) 2000-10-31
AU3175495A (en) 1996-04-04
FI954498A (fi) 1996-03-23
JP3959129B2 (ja) 2007-08-15
ITMI941928A1 (it) 1996-03-22
ZA957854B (en) 1996-04-15
KR100394863B1 (ko) 2003-11-01
EP0703190B1 (fr) 2000-01-19
DE69514600D1 (de) 2000-02-24
ATE188949T1 (de) 2000-02-15
DE69514600T2 (de) 2000-08-10
PL310574A1 (en) 1996-04-01

Similar Documents

Publication Publication Date Title
US5906660A (en) Process for the manufacture of persalt particles
CA2250057C (en) Process for producing a percarbonate
PL78423B1 (US06267934-20010731-M00001.png)
EP0364840B1 (en) Process for manufacturing a soda ash peroxygen
RU98119401A (ru) Непрерывный способ получения перкарбоната натрия, устройство для получения перкарбоната натрия, сухой перкарбонат натрия
US4970058A (en) Soda ash peroxygen carrier
US5246677A (en) Addition of organophosphonates for size control of wet calcium-based FGD byproduct solids under forced oxidation conditions
WO2004056954A1 (en) Coated peroxygen compounds with controlled release, a process for their preparation and their use
CA2423977C (en) Sodium percarbonate fluid bed granulated material and method for the production thereof
US4314949A (en) Process for making peroxycarboxylic acids
US6231828B1 (en) Process for producing sodium percarbonate
KR100244785B1 (ko) 신규 과탄산 나트륨 및 그의 제조 방법
EA010599B1 (ru) Способ получения диоксида хлора
EP0000970B1 (en) Method for making diperoxyacids
US4411875A (en) Dual alkali process for combustion gas cleaning
KR20000005035A (ko) 과탄산염의 제조방법