Method of preparing a compound concentrate and processing...

Compositions – Oxidative bleachant – oxidant containing – or generative – Composition containing a stabilizer or a product in the form...

Reexamination Certificate

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C252S186280, C252S186430, C252S182290, C252S182320, C424S616000

Reexamination Certificate

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06979412

ABSTRACT:
The invention relates to a method of preparing a compound for the prevention of a contamination of raw materials, products, water and/or production means, which compound comprises at least hydrogen peroxide, glycerol and glycol acid, and wherein a mixture of glycerol and glycol acid is added to the hydrogen peroxide. The glycerol and glycol acid are combine and stirred while admixing a stabilizer for peroxide mixtures to form a stable gel-like concentrate, and subsequently when required, the concentrate is added in its entirety to the hydrogen peroxide in a previously determined ratio in order to form the compound.

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patent: 5846570 (1998-12-01), Barrow et al.
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patent: 6025431 (2000-02-01), Cardinali et al.
patent: 6387858 (2002-05-01), Shah et al.
patent: 6458340 (2002-10-01), Ibsen et al.
patent: 6555020 (2003-04-01), Chadwick et al.
patent: 2004/0033923 (2004-02-01), McClung
patent: WO 97/38582 (1997-10-01), None

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