Claims
- 1. A bonding composition for tooth tissue, comprising:a mixture of a (meth)acryloyloxyalkyl phosphate, a water-soluble film-forming agent, a form-retaining agent selected from the group consisting of a sand balloon, a glass balloon, a glass fiber having a mean particle size between 1 and 300 micron, a piece of hollow glass fiber, a glass bead, glass powder, powder of a natural mineral, beads of a cross linked polymer, flakes of a cross linked polymer and an organic/inorganic composite material containing a cross linked polymer, water, and a curing agent; wherein a calcium salt formed from said (meth)acryloyloxyalkyl phosphate is insoluble in water; wherein said film-forming agent is a polymerizable compound; and wherein said film-forming agent is miscible with a physiological saline solution.
- 2. The bonding composition according to claim 1, wherein an amount of said (meth)acryloyloxyalkyl phosphate is between 0.1 and 50% by weight per 100% by weight of said bonding composition.
- 3. The bonding composition according to claim 1, wherein said film-forming agent is selected from the group consisting of a (meth)acrylate, an acrylamide, a crotonate, a cinnamate and mixtures thereof.
- 4. The bonding composition according to claim 3, said (meth)acrylate has a hydrophilic group selected from the group consisting of a hydroxyl group, a carbonyl group, an amino group, an ammonium salt group, a phosphonium salt group, a sulfonic acid salt group, an ether bond, a cyclic ether group and an acyl group.
- 5. The bonding composition according to claim 1, wherein said film-forming agent is a polymerizable compound comprising 2-hydroxyethyl methacrylate.
- 6. The bonding composition according to claim 1, wherein said film-forming agent comprises a hydrophilic monomer, a monofunctional (meth)acrylate and/or a polyfunctional (meth)acrylate.
- 7. The bonding composition according to claim 1, wherein a blend ratio of said monofunctional (meth)acrylate and/or said polyfunctional (meth)acrylate is 0.1-40 parts by weight of a total weight of said bonding composition.
- 8. The bonding composition according to claim 1, wherein said curing agent is a polymerization initiator or a mixture of a polymerization initiator and a polymerization promoter.
- 9. The bonding composition according to claim 8, wherein said polymerization initiator is selected from the group consisting of a photo-polymerization initiator, a thermal polymerization initiator and mixtures thereof.
- 10. The bonding composition according to claim 8, wherein said polymerization initiator is soluble in water.
- 11. The bonding composition according to claim 8, wherein said polymerization initiator is selected from the group consisting of an α-diketone, a ketal, an anthraquinone, a thioxanthone, a benzoin alkyl ether, an acylphosphine oxide and mixtures thereof.
- 12. The bonding composition according to claim 8, wherein said thermal polymerization initiator is selected from the group consisting of a diacyl peroxide, a peroxy ester, a dialkyl peroxide, a peroxy ketal, a ketone peroxide, a hydroperoxide and mixtures thereof.
- 13. The bonding composition according to claim 8, wherein said polymerization promoter is selected from the group consisting of an amine, a sulfinic acid, a salt of an amine, a salt of a sulfinic acid and mixtures thereof.
- 14. The bonding composition according to claim 1, wherein an amount of said curing agent is between 0.05 and 20% by weight per 100% by weight of said bonding composition.
- 15. The bonding composition according to claim 1, wherein said form-retaining agent is a particle.
- 16. The bonding composition according to claim 15, wherein the mean particle size of said particle is between 1 and 300 micron.
- 17. The bonding composition according to claim 1, wherein said form-retaining agent is a cross-linked polymer particle.
- 18. The bonding composition according to claim 1, wherein an amount of said form-retaining agent is between 0.5 and 20% by weight per 100% by weight of said bonding composition.
- 19. The bonding composition according to claim 1, wherein a pH value of an aqueous 1 weight % solution of said (meth)acryloyloxyalkyl phosphate is between 1.8 and 2.5.
- 20. The bonding composition according to claim 1, wherein said composition is a liquid.
Priority Claims (1)
Number |
Date |
Country |
Kind |
11-132085 |
May 1999 |
JP |
|
Parent Case Info
This application is a Division of application Ser. No. 09/571,272 filed on May 15, 2000, now U.S. Pat No. 6,387,979.
US Referenced Citations (13)