Title:
被覆過炭酸ナトリウム粒子、その製造方法、その使用及びそれを含有する洗剤組成物
Document Type and Number:
Japanese Patent JP2006512269
Kind Code:
A
Abstract:
Coated sodium percarbonate particles containing a sodium percarbonate core surrounded by at least one coating layer comprising at least one inorganic coating material, the coated particles having a content of available oxygen of at least 3% by weight, and being fizzy to such an extent that 2 g of the coated particles dissolved in 50 ml of water at 20° C. generate more than 0.4 ml of gas after 2 min. Process for the preparation of such coated sodium percarbonate particles comprising a heat treatment.
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Inventors:
Rabe Jürgen Ha
Fenbrooks Genk
Fenbrooks Genk
Application Number:
JP2004563193A
Publication Date:
April 13, 2006
Filing Date:
December 22, 2003
Export Citation:
Assignee:
Solvay
International Classes:
C01B15/10; C11D3/10; C11D3/39; C11D3/395; C11D7/12; C11D7/18; C11D7/54; C11D17/00
Domestic Patent References:
| JPS50123580A | 1975-09-29 | |||
| JPH0769606A | 1995-03-14 | |||
| JPS5443199A | 1979-04-05 | |||
| JPS5070286A | 1975-06-11 | |||
| JPS6414103A | 1989-01-18 | |||
| JPH1160214A | 1999-03-02 | |||
| JPH0640709A | 1994-02-15 | |||
| JPH0431308A | 1992-02-03 | |||
| JP2002167203A | 2002-06-11 |
Foreign References:
| US20020127168A1 | 2002-09-12 |
Attorney, Agent or Firm:
Sadao Kumakura
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama