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 PDFInfo
- 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
Links
- VTIIJXUACCWYHX-UHFFFAOYSA-L disodium;carboxylatooxy carbonate Chemical compound [Na+].[Na+].[O-]C(=O)OOC([O-])=O VTIIJXUACCWYHX-UHFFFAOYSA-L 0.000 title claims abstract description 61
- 229940045872 sodium percarbonate Drugs 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims description 41
- 238000002360 preparation method Methods 0.000 title claims description 19
- 239000011248 coating agent Substances 0.000 claims abstract description 42
- 238000000576 coating method Methods 0.000 claims abstract description 42
- 239000008187 granular material Substances 0.000 claims abstract description 37
- 238000005469 granulation Methods 0.000 claims abstract description 34
- 230000003179 granulation Effects 0.000 claims abstract description 34
- 238000001035 drying Methods 0.000 claims abstract description 31
- 239000007864 aqueous solution Substances 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims description 39
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 21
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 11
- 239000000243 solution Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 8
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 7
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 7
- 235000011152 sodium sulphate Nutrition 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 6
- 235000017550 sodium carbonate Nutrition 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 239000010410 layer Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 3
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims 1
- 238000005507 spraying Methods 0.000 abstract description 6
- 238000009477 fluid bed granulation Methods 0.000 abstract 3
- 239000012530 fluid Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 7
- 239000000376 reactant Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000003019 stabilising effect Effects 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 159000000003 magnesium salts Chemical class 0.000 description 3
- 239000004115 Sodium Silicate Substances 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000002738 chelating agent Substances 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000007832 Na2SO4 Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- -1 especially Substances 0.000 description 1
- 230000000415 inactivating effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 150000002681 magnesium compounds Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- PTMHPRAIXMAOOB-UHFFFAOYSA-N phosphoramidic acid Chemical compound NP(O)(O)=O PTMHPRAIXMAOOB-UHFFFAOYSA-N 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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)
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 (enExample) |
| EP (1) | EP1419104B1 (enExample) |
| JP (1) | JP4351527B2 (enExample) |
| KR (1) | KR100944646B1 (enExample) |
| AR (1) | AR035470A1 (enExample) |
| AT (1) | ATE509889T1 (enExample) |
| BR (1) | BR0212033A (enExample) |
| CA (1) | CA2457844C (enExample) |
| DE (1) | DE10140838A1 (enExample) |
| ES (1) | ES2365728T3 (enExample) |
| MX (1) | MXPA04001522A (enExample) |
| PL (1) | PL202350B1 (enExample) |
| WO (1) | WO2003018471A1 (enExample) |
Families Citing this family (17)
| 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 |
| SI1475350T1 (sl) * | 2003-05-07 | 2005-12-31 | Degussa | Prevlecene granule natrijevega perkarbonata z izboljsano stabilnostjo pri skladiscenju |
| 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 |
| ES2344712T3 (es) * | 2006-07-27 | 2010-09-03 | Evonik Degussa Gmbh | Particulas de percarbonato sodico revestidas. |
| ES2314833T3 (es) * | 2006-07-27 | 2009-03-16 | Evonik Degussa Gmbh | Particulas envueltas de percarbonato de sodio. |
| DE502006001853D1 (de) * | 2006-07-27 | 2008-11-27 | Evonik Degussa Gmbh | Umhüllte Natriumpercarbonatpartikel |
| 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 |
| RU2018132032A (ru) | 2016-03-18 | 2020-03-10 | Эвоник Дегусса Гмбх | Гранулят, содержащий неорганический твердый носитель с по меньшей мере одним содержащимся на нем поверхностно-активным веществом биологического происхождения |
| AU2022249170A1 (en) | 2021-04-01 | 2023-10-12 | Sterilex, Llc | Quat-free powdered disinfectant/sanitizer |
Family Cites Families (18)
| 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 (enExample) | 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 |
-
2001
- 2001-08-21 DE DE10140838A patent/DE10140838A1/de not_active Ceased
-
2002
- 2002-07-04 PL PL368593A patent/PL202350B1/pl unknown
- 2002-07-04 AT AT02796199T patent/ATE509889T1/de active
- 2002-07-04 MX MXPA04001522A patent/MXPA04001522A/es unknown
- 2002-07-04 CA CA002457844A patent/CA2457844C/en not_active Expired - Fee Related
- 2002-07-04 KR KR1020047002559A patent/KR100944646B1/ko not_active Expired - Fee Related
- 2002-07-04 BR BR0212033-0A patent/BR0212033A/pt not_active Application Discontinuation
- 2002-07-04 ES ES02796199T patent/ES2365728T3/es not_active Expired - Lifetime
- 2002-07-04 JP JP2003523143A patent/JP4351527B2/ja not_active Expired - Fee Related
- 2002-07-04 EP EP02796199A patent/EP1419104B1/de not_active Expired - Lifetime
- 2002-07-04 WO PCT/EP2002/007408 patent/WO2003018471A1/de not_active Ceased
- 2002-08-16 AR ARP020103105A patent/AR035470A1/es not_active Application Discontinuation
- 2002-08-20 US US10/223,351 patent/US7241433B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1419104A1 (de) | 2004-05-19 |
| AR035470A1 (es) | 2004-05-26 |
| KR20040027969A (ko) | 2004-04-01 |
| KR100944646B1 (ko) | 2010-03-04 |
| PL368593A1 (en) | 2005-04-04 |
| ES2365728T3 (es) | 2011-10-10 |
| BR0212033A (pt) | 2004-08-03 |
| DE10140838A1 (de) | 2003-03-06 |
| PL202350B1 (pl) | 2009-06-30 |
| US7241433B2 (en) | 2007-07-10 |
| US20030104967A1 (en) | 2003-06-05 |
| CA2457844A1 (en) | 2003-03-06 |
| JP4351527B2 (ja) | 2009-10-28 |
| EP1419104B1 (de) | 2011-05-18 |
| MXPA04001522A (es) | 2004-05-31 |
| ATE509889T1 (de) | 2011-06-15 |
| WO2003018471A1 (de) | 2003-03-06 |
| JP2005500968A (ja) | 2005-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20150706 |