Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1993-01-15
1999-02-09
Richter, Johann
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
548213, A01N 4380, C07D27502, C07D27702
Patent
active
058695109
ABSTRACT:
A method paring a stable, dilute aqueous solution of at least one 3-isothiazolone compound comprising 5-chloro-2-methyl-3-isothiazolone, the concentration of said compound(s) in said solution being about 0.5 to 5% by weight based on solution, comprising introducing about 0.1 to 5% by weight based on said solution, of a ferric salt as the stabilizer is disclosed. Dilute aqueous solutions of about 0.5 to 5.0 parts by weight of at least one 3-isothiazolone compound comprising 5-chloro-2-methyl-3-isothiazolone, about 0.1 to 2.5 parts by weight of a stabilizing, water soluble, non-chelated ferric salt, and about 92 to 99 parts by weight of aqueous solvent, are also disclosed.
REFERENCES:
patent: 3870795 (1975-03-01), Miller et al.
patent: 4031055 (1977-06-01), Dupont et al.
patent: 4067878 (1978-01-01), Miller et al.
patent: 4150026 (1979-04-01), Miller et al.
patent: 4310590 (1982-01-01), Petigara
patent: 5118699 (1992-06-01), Willingham et al.
patent: 5142058 (1992-08-01), Willingham et al.
patent: 5145981 (1992-09-01), Willingham
patent: 5153213 (1992-10-01), Schmidt
patent: 5160527 (1992-11-01), Law et al.
Chemical Abstract, vol. 98 No. 3, p. 307, column 1, The effects of metals upon the inhibitory activities of cutting fluid preservatives., EO Bennett et al. (1983).
Database WPI, Derwent Publications, JP A 60 042 306, abstract, Tokyo Org. Chem. Ind. (Mar. 6, 1985).
Cairns S. Matthew
Fein Michael B.
Oswecki Jane C.
Richter Johann
Rohm and Haas Company
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