Diatomaceous earth composition containing salt water

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United States of America Patent

PATENT NO 11826720
APP PUB NO 20220395807A1
SERIAL NO

17775312

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Abstract

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The present invention relates to an improved diatomaceous earth composition containing salt water. The diatomaceous earth composition according to the present invention comprises an agglomerated mixture of calcined diatomaceous earth particles, water and at least one inorganic salt, wherein the mass ratio of the calcined diatomaceous earth particles and water is in the range of 1:1.0 to 1:2.0, and wherein the content of the at least one inorganic salt is equal to or more than 0.25 parts by mass based on 100 parts by mass of water. In a further aspect, the present invention relates to a method for producing the diatomaceous earth composition according to the present invention. In another aspect, the present invention relates to the use of the diatomaceous earth composition according to the present invention as an agent for precoat filtration or dynamic body feed filtration in biopharmaceutical applications.

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Patent Owner(s)

Patent OwnerAddress
SARTORIUS STEDIM BIOTECH GMBHGOETTINGEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hebenstreit, Florian Beberstedt, DE 3 0
Pflanz, Karl Göttingen, DE 22 33
Pickl, Andreas Rosdorf, DE 6 3

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