Free-flowing products comprising potassium formate

Details Free-flowing products comprising potassium formate Free-flowing products comprising potassium formate

2006-11-14

2006-11-14

Tucker, Philip C. (Department: 1712)

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

C507S267000, C562S609000

Reexamination Certificate

active

07135439

ABSTRACT:
The present invention relates to a free-flowing potassium formate product, containing 0.1–1 weight % water, and comprises 0.5–5 weight % of a water soluble anticaking agent selected among carbonates, chlorides and hydroxides of alkali metals, and having water affinity corresponding to less than equilibrium water relative humidity (Rh) of 16% at 22° C. The potassium formate is preferably crystalline potassium formate containing 1–2.5 weight % potassium carbonate and/or potassium hydroxide. The product may contain 1–2.5 weight % sucrose and/or manose as anticaking agents.

REFERENCES:
patent: 2030082 (1936-02-01), Wiedbrauck et al.
patent: 3801511 (1974-04-01), Lemoff
patent: 5804535 (1998-09-01), Dobson et al.
patent: 6017856 (2000-01-01), Van Ooyen
patent: 0572113 (1993-12-01), None
patent: 0 769 000 (1999-12-01), None
patent: 1 022 252 (2000-07-01), None
patent: 9742272 (1997-11-01), None
patent: WO98/08914 (1998-03-01), None

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