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US 5,209,824 AGranted
Glutaraldehyde plus dithiocarbamates for controlling microorganisms in paper mills
AssigneeNalco Chemical Company
InventorJudy G. La Zonby
Life of this patent
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Abstract
A method for controlling microorganisms in aqueous paper mill systems which comprises treating such systems with a biocidal amount of a composition comprising: Glutaraldehyde, and a biocidal active dithiocarbamate.
Claims3
A method for controlling the microorganisms, Pseudomonas aeruginosa and spore forming bacteria, present in aqueous paper mill systems which comprises treating such systems with a biocidal amount of a composition comprising:
- a) Glutaraldehyde, and
- b) a biocidally active dithiocarbamate and mixtures thereof:
- with the weight ratio of a:b being greater that 1:10 but less than 15:1.
Dependencies are inferred from the claim text.