C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
C01B 15/10 (2006.01) C11D 3/08 (2006.01) C11D 3/10 (2006.01) C11D 3/39 (2006.01) C11D 3/395 (2006.01) C11D 17/00 (2006.01)
Patent
CA 2310348
The present invention relates to a coated granular sodium percarbonate for detergent and its manufacturing process, and more particularly to a coated granular sodium percarbonate and its manufacturing process, wherein the surface of said sodium percarbonate establishes a multiple coating layer by being internally coated with a specific composition containing alkali metal silicate while externally coated with a specific composition containing alkali metal sulfate on upper part of said internally coated layer thus providing said sodium percarbonate an excellent dissolving rate in water as well as a good storage stability, preventing it from caking during delivery or storage, and being ultimately utilized as an effective detergent bleach containing zeolite as its detergent builder.
Kim Yong Il
Lee Jong Pill
Lee Sang Hwa
Shur Sun Ki
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Oriental Chemical Industries Co. Ltd.
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