Claims
- 1. A stable liquid microbicidal composition comprising a plasticizer, a microbicidal compound, and a cosolvent, wherein from about 2.5% to about 15%, based on the total weight of the liquid microbicidal composition, of said microbicidal compound is present in the stable liquid microbicidal composition wherein said microbicidal compound is selected from the group consisting of phenoxarsines and phenarsazines, said microbicidal compound being present as the solute in an organophosphite cosolvent or organophosphonate cosolvent such that the weight ratio of the organophosphite or organophosphonate cosolvent to microbicidal compound is from about 1/1 to about 5/1; and wherein said plasticizer is selected from the group consisting of tricresyl phosphate, dipropylene glycol dibenzoate, diphenylcresyl phosphate, dipropylene glycol dibenzoate, diphenylcresyl phosphate, epoxidized soya, epoxidized tallate, dioctyl azelate, di(2-ethyl hexyl) phthalate, alkyl aryl phosphates, diisobutyl phthalate, diisodecyl phthalate, n-octyl n-decyl phthalate, mixed n-alkyl phthalates, butyl benzyl phthalate, di-n-octyl phthalate, di-n-decyl phthalate, 3,4-epoxycyclohexyl methyl 3,4-epoxycyclohexane carboxylate, and trioctyl trimellitate.
- 2. The stable liquid microbicidal composition of claim 1 comprising a plasticizer, and from about 2.5% to about 15% by weight, based on the total weight of the liquid microbicidal composition, of a microbicidal compound selected from the group consisting of phenoxarsines and phenarsazines, said microbicidal compound being present as the solute in an aryl phosphite or aryl phosphonate such that the weight ratio of the aryl phosphite or aryl phosphonate cosolvent to microbicidal compound is from about 1/1 to about 5/1.
- 3. The stable liquid microbicidal composition of claim 1 comprising a plasticizer, and from about 2.5% to about 15% by weight, based on the total weight of the liquid microbicidal composition, of a microbicidal compound selected from the group consisting of phenoxarsines and phenarsazines, said microbicidal compound being present as the solute in an alkyl phosphite or alkyl phosphonate such that the weight ratio of the alkyl phosphite or alkyl phosphonate cosolvent to microbicidal compound is from about 1/1 to about 5/1.
- 4. The stable liquid microbicidal composition of claim 1 comprising a plasticizer, and from about 2.5% to about 15% by weight, based on the total weight of the liquid microbicidal composition, of a microbicidal compound selected from the group consisting of phenoxarsines and phenarsazines, said microbicidal compound being present as the solute in an alkyl-aryl phosphite or alkyl-aryl phosphonate such that the weight ratio of the alkyl-aryl phosphite or alkyl-aryl phosphonate cosolvent to microbicidal compound is from about 1/1 to about 5/1.
- 5. The stable liquid microbicidal composition of claim 1 comprising a plasticizer, and from about 2.5% to about 10% by weight, based on the total weight of the liquid microbicidal composition, of a microbicidal compound selected from the group consisting of phenoxarsines and phenarsazines, said microbicidal compound being present as the solute in an glycol phosphite or glycol phosphonate such that the weight ratio of the glycol phosphite or glycol phosphonate cosolvent to microbicidal compound is from about 1/1 to about 5/1.
- 6. The stable liquid microbicidal composition of claim 1 wherein the phenoxarsine compound is of the formula selected from the group consisting of ##STR3## wherein X is halogen or thiocyanate, Y is oxygen or sulfur, Z is oxygen or nitrogen, R is halogen or lower alkyl, and n is 0 to 3.
- 7. The stable liquid microbicidal composition of claim 1 wherein the weight ratio of the organophosphite or organophosphonate cosolvent to microbicidal compound is from about 3/1 to about 5/1.
- 8. The stable liquid microbicidal composition of claim 1 wherein the organophosphite is tris (dipropyleneglycol) phosphite.
- 9. The stable liquid microbicidal composition of claim 1 wherein the organophosphite is trisnonylphenyl phosphite.
- 10. The stable liquid microbicidal composition of claim 1 wherein the microbicidal compound is selected form the group consisting of 10, 10'-oxybisphenoxarsine; 10,10'-thiobisphenoxasine; 10,10'-oxbisphenarsazine; and 10,10'-thiobisphenarsazine.
- 11. The stable liquid microbicidal composition of claim 2 wherein the microbicidal compound is 10,10'-oxybisphenoxarsine.
- 12. The stable liquid microbicidal composition of claim 1 further comprising a UV stabilizer.
- 13. The stable liquid microbicidal composition of claim 1 further comprising an antioxidant.
- 14. The stable liquid microbicidal composition of claim 1 further comprising a heat stabilizer.
Parent Case Info
This is a continuation of application Ser. No. 07/906,977, filed on Jun. 30, 1992, now abandoned.
US Referenced Citations (7)
Continuations (1)
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Number |
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906977 |
Jun 1992 |
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