Claims
- 1. In an adhesive system comprising a 2-cyanoacrylate based adhesive and a primer therefor containing an organometallic compound and an organic solvent, the improvement wherein said primer has a moisture content of not more than 500 ppm.
- 2. An adhesive system according to claim 1 wherein the moisture content is not more than 200 ppm.
- 3. An adhesive system according to claim 1 wherein said organometallic compound is a metal alcoholate represented by the formula,
- M--O--R
- wherein M is an elemental metal and R is an organic group.
- 4. An adhesive system according to claim 1 wherein said organometallic compound is a 1,3-dicarbonyl complex compound represented by the formula, ##STR4## wherein M is a metallic element.
- 5. An adhesive system according to claim 1 wherein said organometallic compound is a carboxylate represented by the formula, ##STR5## wherein M is a metallic element and R is an organic group.
- 6. An adhesive system according to claim 1 wherein said organometallic compound is an organic group-containing metal compound represented by the formula,
- M--R
- wherein M is a metallic element and R is said organic group.
- 7. An adhesive system according to claim 1 wherein said organometallic compound is represented by the formula,
- M--X--R
- wherein M is a metallic element, X is a hetero atom and R is an organic group.
- 8. An adhesive system according to claim 3 wherein said organic group is a straight- or branched-chain alkyl, a cycloalkyl, a straight- or branched-chain haloalkyl, a straight- or branched-chain alkenyl, cycloalkenyl, a straight- or branched-chain alkoxy. cycloalkoxy, aryl, aralkyl, aralkyloxy, acetylacetate, acyloxy, cycloalkenyloxy or aryloxy group.
- 9. An adhesive system according to claim 5 wherein said organic group is a straight- or branched-chain alkyl, cycloalkyl, a straight or branched-chain haloalkyl, a straight- or branched-chain alkenyl, cycloalkenyl, a straight- or branched-chain alkoxy, cycloalkoxy, aryl, aralkyl, aralkyloxy, acetylacetate, acyloxy, cycloalkoxy or aryloxy group.
- 10. An adhesive system according to claim 6 wherein said organic group is a straight- or branched-chain alkyl, cycloalkyl, a straight or branched-chain haloalkyl, a straight- or branched-chain alkenyl, cycloalkenyl, a straight- or branched-chain alkoxy, cycloalkoxy, aryl, aralkyl, aralkyloxy, acetylacetate, acyloxy, cycloalkenyloxy or aryloxy group.
- 11. An adhesive system according to claim 7 wherein said organic group is a straight- or branched-chain alkyl, cycloalkyl, a straight- or branched-chain haloalkyl, a straight- or branched-chain alkenyl, cycloalkenyl, a straight- or branched-chain alkoxy, cycloalkoxy, aryl, aralkyl, aralkyloxy, acetylacetate, acyloxy, cycloalkenyl or aryloxy group.
- 12. An adhesive system according to claim 3 wherein said organic group is a hydrocarbon group having at least three carbon atoms.
- 13. An adhesive system according to claim 5 wherein said organic group is a hydrocarbon group having at least three carbon atoms.
- 14. An adhesive system according to claim 6 wherein said organic group is a hydrocarbon group having at least three carbon atoms.
- 15. An adhesive system according to claim 7 wherein said organic group is a hydrocarbon group having at least three carbon atoms.
- 16. An adhesive system according to claim 3 wherein elemental metal is a metallic element, phosphorus, boron or silicon.
- 17. An adhesive system according to claim 3 wherein said elemental metal is a metallic element phosphorus, boron or silicon.
- 18. An adhesive system according to claim 5 wherein said metallic element is an elemental metal, phosphorus, boron or silicon.
- 19. An adhesive system according to claim 6 wherein said metallic element is an elemental metal, phosphorus, boron or silicon.
- 20. An adhesive system according to claim 7 wherein said metallic element is an elemental metal, phosphorus, boron or silicon.
- 21. An adhesive system according to claim 3 wherein said organometallic compound of the formula M--O--R is aluminum isopropylate, aluminum mono-sec.-butoxydiisopropylate, aluminum ethylacetoacetate diisopropylate, aluminum oleylacetoacetate diisopropylate, tetrabutyl titanate, tetraisopropyl titanate, tri-n-butyl borate, triphenyl borate, tri-n-octadecyl borate and monobutyldimethyl borate, trioleyl phosphate, tridecyl phosphate, dibutyl phosphite, trisisodecyl phosphate, di-2-ethylhexyl phosphite, tridecyl phosphite, tetraoctyl silicate, triisobutoxygallium or tetrabutyl zirconate.
- 22. An adhesive system according to claim 4 wherein said organometallic compound of the formula ##STR6## is aluminum trisacetylacetonate, aluminum monoacetylacetonate bisethylacetoacetate, aluminum trisethylacetoacetate, acetylacetone lithium, acetylacetone beryllium, acetylacetone sodium, acetylacetone magnesium, acetylacetone calcium, acetylacetone titanium, acetylacetone strontium, acetylacetone barium, acetylacetone thallium, acetylacetone vanadium, acetylacetone manganese (III), acetylacetone iron (III) acetylacetone thorium, acetylacetone chromium (III), acetylacetone rhodium, acetylacetone cobalt (II), acetylacetone cobalt (III), acetylacetone nickel, acetylacetone copper, acetylacetone zinc, acetylacetone zirconium, acetylacetone palladium, acetylacetone indium, acetylacetone tin (IV), acetylacetone molybdenum complex salt, acetoacetic acid ester, trifluoroacetylacetone or benzoylacetone complex salt.
- 23. An adhesive system according to claim 5 wherein said organo-metallic compound of the formula ##STR7## is magnesium stearate, aluminum stearate, calcium stearate, ferric stearate, zinc stearate, barium stearate, lead stearate, potassium stearate, copper stearate, manganese stearate, nickel stearate, nickel naphthenate, cobalt naphthenate, manganese naphthenate, magnesium naphthenate, zinc naphthenate, magnesium palmitate, cadmium palmitate, cobalt palmitate, sodium linoleate, sodium laurate, barium oleate, aluminum laurate, aluminum oleate, sodium laurate, barium oleate, aluminum laurate, aluminum oleate, potassium oleate, aluminum acetate, stannous acetate, stannous 2-ethylhexanolate, aluminum formoacetate, zinc tartrate or basic aluminum thiodiglycolate.
- 24. An adhesive system according to claim 6, wherein said organo-metallic compound of the formula M-R is zinc 2-ethylhexyl, lithium hexadecyl, sodium n-hexyl, potassium hexadecyl, aluminum n-trioctyl, lead n-propylethyl, antimony tri-n-pentyl, antimony tri-n-decyl and zinc isobutylisoamyl, dibutyl tin diacetate, di-n-butyl tin dimaleate, di-n-butyl tin dioxide, triphenyl tin acetate, tri-n-butyl tin oxide, dioctyl tin dilaurate, tributyl tin acetate, tributyl tin chloride, tin tetraamyl, diallyl tin dichloride, methylvinyldichlorosilane, octadecyldimethyl ammonium chloride, ferrocene, or titanocene dichloride.
- 25. An adhesive system according to claim 7 wherein said organometallic compound of the formula
- M--X--R
- is n-dodecylmercaptopotassium salt, aluminum trithiobutoxide, tin 2-ethylhexanemonothioate, zinc 2-ethylhexanedithioate, nickel dimethyldithiocarbamate, copper dimethyldithiocarbamate, iron dimethyldithiocarbamate, zinc diethyldithiocarbamate, nickel benzenesulfonate, vanadium dibutylphosphate or zinc mercaptobenzothiazole.
- 26. An adhesive system according to claim 1 wherein said organometallic compound is dispersed or dissolved in an organic solvent.
- 27. An adhesive system according to claim 26 wherein said organic solvent is 1,1,2-trichloro-1-2,2-trifluoroethane, ethanol, acetone, ethyl acetate, 1,1,1-trichloroethane, tetrahydrofuran, 1,4-dioxane or toluene.
- 28. An adhesive system according to claim 26 wherein said organometallic compound is present in an amount of 0.001-20% in said organic solvent.
- 29. An adhesive system according to claim 26 wherein the viscosity of the primer is in the range about 2-5000 cp at 25.degree. C.
- 30. An adhesive system according to claim 1 which additionally contains an organic polymer.
- 31. An adhesive system according to claim 3 wherein said organic polymer is selected from the group consisting of an olefinic copolymer, a chlorinated olefinic polymer, a vinyl polymer and a synthetic rubber.
- 32. An adhesive system in accordance with claim 30 wherein said organic polymer is present in said primer in an amount in the range 0.1-20% by weight.
Priority Claims (2)
Number |
Date |
Country |
Kind |
60-5936 |
Jan 1985 |
JPX |
|
60-15486 |
Jan 1985 |
JPX |
|
Parent Case Info
This is a continuation of application Ser. No. 299,734, filed Jan. 19, 1989, now abandoned, which, in turn, is a division of Ser. No. 078,403 filed Jul. 27, 1987, Now U.S. Pat. No. 4,818,325 which, in turn is a division of Ser. No. 818,716 filed Jan. 14, 1986, abandoned.
US Referenced Citations (14)
Foreign Referenced Citations (2)
Number |
Date |
Country |
0129069 |
Dec 1984 |
EPX |
3258959 |
Oct 1988 |
JPX |
Divisions (2)
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Number |
Date |
Country |
Parent |
78403 |
Jul 1987 |
|
Parent |
818716 |
Jan 1986 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
299734 |
Jan 1989 |
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