CA2457844C - Method for the preparation of coated granular sodium percarbonate, and product obtainable by the process - Google Patents

Method for the preparation of coated granular sodium percarbonate, and product obtainable by the process Download PDF

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Publication number
CA2457844C
CA2457844C CA002457844A CA2457844A CA2457844C CA 2457844 C CA2457844 C CA 2457844C CA 002457844 A CA002457844 A CA 002457844A CA 2457844 A CA2457844 A CA 2457844A CA 2457844 C CA2457844 C CA 2457844C
Authority
CA
Canada
Prior art keywords
fluidised
sodium percarbonate
bed
coating
range
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.)
Expired - Fee Related
Application number
CA002457844A
Other languages
English (en)
French (fr)
Other versions
CA2457844A1 (en
Inventor
Harald Jakob
Waldemar Hessberger
Juergen Lattich
Ralph Overdick
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.)
Individual
Original Assignee
Evonik Degussa 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 Evonik Degussa GmbH filed Critical Evonik Degussa GmbH
Publication of CA2457844A1 publication Critical patent/CA2457844A1/en
Application granted granted Critical
Publication of CA2457844C publication Critical patent/CA2457844C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • C01B15/106—Stabilisation of the solid compounds, subsequent to the preparation or to the crystallisation, by additives or by coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Glanulating (AREA)
CA002457844A 2001-08-21 2002-07-04 Method for the preparation of coated granular sodium percarbonate, and product obtainable by the process Expired - Fee Related CA2457844C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10140838A DE10140838A1 (de) 2001-08-21 2001-08-21 Verfahren zur Herstellung von Natriumpercarbonat
DE10140838.2 2001-08-21
PCT/EP2002/007408 WO2003018471A1 (de) 2001-08-21 2002-07-04 Verfahren zur herstellung von granulatförmigem umhüllten natriumpercarbonat und verfahrensgemäss erhältliches produkt

Publications (2)

Publication Number Publication Date
CA2457844A1 CA2457844A1 (en) 2003-03-06
CA2457844C true CA2457844C (en) 2009-09-15

Family

ID=7696060

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002457844A Expired - Fee Related CA2457844C (en) 2001-08-21 2002-07-04 Method for the preparation of coated granular sodium percarbonate, and product obtainable by the process

Country Status (13)

Country Link
US (1) US7241433B2 (https=)
EP (1) EP1419104B1 (https=)
JP (1) JP4351527B2 (https=)
KR (1) KR100944646B1 (https=)
AR (1) AR035470A1 (https=)
AT (1) ATE509889T1 (https=)
BR (1) BR0212033A (https=)
CA (1) CA2457844C (https=)
DE (1) DE10140838A1 (https=)
ES (1) ES2365728T3 (https=)
MX (1) MXPA04001522A (https=)
PL (1) PL202350B1 (https=)
WO (1) WO2003018471A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10140838A1 (de) * 2001-08-21 2003-03-06 Degussa Verfahren zur Herstellung von Natriumpercarbonat
DE10320197A1 (de) * 2002-12-20 2004-07-08 Degussa Ag Umhüllte Persauerstoffverbindungen mit kontrollierter Freisetzung, Verfahren zu ihrer Herstellung und ihrer Verwendung
ATE299471T1 (de) * 2003-05-07 2005-07-15 Degussa Umhülltes natriumpercarbonatgranulat mit verbesserter lagerstabilität
EP1612185A1 (en) * 2004-06-29 2006-01-04 SOLVAY (Société Anonyme) Coated sodium percarbonate particles, process for their production, their use and detergent compositions containing them
EP1612186A1 (en) * 2004-06-29 2006-01-04 SOLVAY (Société Anonyme) Sodium percarbonate particles, process for their production, their use and detergent compositions containing them.
DE102004054495A1 (de) * 2004-11-11 2006-05-24 Degussa Ag Natriumpercarbonatpartikel mit einer Thiosulfat enthaltenden Hüllschicht
RU2284854C2 (ru) * 2005-01-19 2006-10-10 Государственное образовательное учреждение высшего профессионального образования "Алтайский государственный технический университет им. И.И. Ползунова" (АлтГТУ) Способ нанесения покрытия на частицы сыпучих материалов
SI1903098T1 (sl) * 2006-07-27 2009-04-30 Evonik Degussa Gmbh ObloĹľeni delci natrijevega perkarbonata
ES2314833T3 (es) * 2006-07-27 2009-03-16 Evonik Degussa Gmbh Particulas envueltas de percarbonato de sodio.
SI1882732T1 (sl) * 2006-07-27 2010-08-31 Evonik Degussa Gmbh Oplaščeni delci natrijevega perkarbonata
EP1905738A1 (de) * 2006-09-28 2008-04-02 Evonik Degussa GmbH Verfahren zur Herstellung von granulatförmigem Natriumpercarbonat
EP1939275A1 (en) * 2006-12-29 2008-07-02 Solvay SA Non-oxidiser percarbonate particles
EP2142472A1 (en) * 2007-05-02 2010-01-13 SOLVAY (Société Anonyme) Process for the preparation of coated sodium percarbonate
AR068867A1 (es) * 2007-10-15 2009-12-09 Kemira Chemicals Inc Composiciones de fluido para tratamianto de pozos que incluyen una formulacion de percarbonato de liberacion retardada y metodos para usarlas
ATE490012T1 (de) * 2007-12-19 2010-12-15 Evonik Degussa Gmbh Verfahren zur herstellung von umhüllten natriumpercarbonatpartikeln
EP3430112B1 (de) 2016-03-18 2020-01-08 Evonik Operations GmbH Granulat umfassend einen anorganischen, festen träger, auf dem mindestens ein biotensid enthalten ist
MX2023011631A (es) 2021-04-01 2023-12-15 Sterilex LLC Desinfectante/higienizante en polvo sin compuesto de amonio cuaternario (quat).
WO2026064606A1 (en) 2024-09-20 2026-03-26 Sterilex, Llc Antimicrobial surface treatment powders free of quaternary ammonium compounds or bleach activators

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790351A (fr) * 1971-11-15 1973-04-20 Solvay Procede de fabrication de percarbonate de sodium
LU75466A1 (https=) 1976-07-27 1978-02-08
US4428914A (en) * 1977-12-23 1984-01-31 Interox Process for making sodium percarbonate granules
EP0496430A1 (en) * 1991-01-25 1992-07-29 Central Glass Company, Limited Continuous process for preparing sodium percarbonate
US5560896A (en) * 1993-08-31 1996-10-01 Degussa Aktiengesellschaft Method for producing granulated sodium percarbonate
DE4329205C2 (de) * 1993-08-31 1996-05-23 Degussa Verfahren zur Herstellung von granulatförmigem Natriumpercarbonat
DE19534274A1 (de) * 1995-09-15 1997-03-20 Degussa Verfahren zur Erniedrigung der Lösezeit bei der Herstellung und/oder Umhüllung von Natriumpercarbonat
DE19544293C2 (de) * 1995-11-28 1998-01-29 Degussa Umhüllte Natriumpercarbonatpartikel und deren Verwendung
GB2313368B (en) * 1996-02-29 2000-06-14 Oriental Chem Ind Process for manufacturing granular sodium percarbonate
IT1290477B1 (it) * 1997-03-26 1998-12-04 Solvay Interox Processo per produrre un persale
DE19717729A1 (de) * 1997-04-26 1998-10-29 Degussa Umhüllte Natriumpercarbonatpartikel, Verfahren zu ihrer Herstellung und deren Verwendung
GB9716139D0 (en) * 1997-08-01 1997-10-08 Solvay Interox Ltd Process for stabilishing particulate alkali metal percarbonate
EP0962424A1 (en) * 1998-06-05 1999-12-08 SOLVAY (Société Anonyme) Coated sodium percarbonate particles, process for their preparation, their use in detergent compositions and detergent compositions containing them
DE19830946A1 (de) * 1998-07-10 2000-01-13 Degussa Verfahren zur Herstellung von beschichteten Persauerstoffverbindungen
KR100366556B1 (ko) * 2000-04-26 2003-01-09 동양화학공업주식회사 세제용 입상 코티드 과탄산나트륨과 이의 제조방법
DE10048514A1 (de) 2000-09-29 2002-04-11 Degussa Natriumpercarbonat-Wirbelschichtgranulat und Verfahren zu seiner Herstellung
DE10065953A1 (de) 2000-12-23 2002-07-04 Degussa Verfahren zur Erhöhung der inneren Stabilität von Natriumpercarbonat
DE10140838A1 (de) * 2001-08-21 2003-03-06 Degussa Verfahren zur Herstellung von Natriumpercarbonat

Also Published As

Publication number Publication date
BR0212033A (pt) 2004-08-03
PL368593A1 (en) 2005-04-04
PL202350B1 (pl) 2009-06-30
KR100944646B1 (ko) 2010-03-04
ES2365728T3 (es) 2011-10-10
KR20040027969A (ko) 2004-04-01
US20030104967A1 (en) 2003-06-05
CA2457844A1 (en) 2003-03-06
DE10140838A1 (de) 2003-03-06
US7241433B2 (en) 2007-07-10
EP1419104B1 (de) 2011-05-18
EP1419104A1 (de) 2004-05-19
AR035470A1 (es) 2004-05-26
JP2005500968A (ja) 2005-01-13
ATE509889T1 (de) 2011-06-15
JP4351527B2 (ja) 2009-10-28
MXPA04001522A (es) 2004-05-31
WO2003018471A1 (de) 2003-03-06

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