1. A polymerizable material for producing a dental core buildup material, with the following features:
the material contains at least one polymerizable monomer, oligomer andor prepolymer,
the total filler content of the material is 50 to 85% by weight,
the material contains 5 to 25% by weight of nanofiller with a mean particle size d50 of 300 nm or less, at least 50% by weight of this nanofiller having a particle size of 200 nm or less,
the material contains 35 to 75% by weight of microfiller with a mean particle size d50 of 0.3 to 10 \u03bcm,
the grindability of the cured core buildup material differs by at most 15% from the grindability of human dentin.
2. The material as claimed in claim 1, wherein the polymerizable monomers, oligomers andor prepolymers are selected from the group consisting of free-radically and cationically polymerizable monomers, oligomers andor prepolymers.
3. The material as claimed in claim 2, wherein the polymerizable monomers comprise acrylates andor methacrylates.
4. The material as claimed in claim 1, wherein the total filler content is at least 55% by weight and at most 80% by weight.
5. (canceled)
6. The material as claimed in claim 1, wherein the nanofiller content is at least 6% by weight and at most 20% by weight.
7. (canceled)
8. The material as claimed in claim 1, wherein at least 50% by weight of the nanofiller has a particle size of 150 nm or less.
9. The material as claimed in claim 1, wherein the mean primary particle size of the nanofiller is between 1 and 80 nm.
10. The material as claimed in claim 1, wherein the microfiller content is at least 40% by weight and at most 70% by weight.
11. (canceled)
12. The material as claimed in claim 1, wherein the mean particle size d50 of the microfiller is at least 0.4 \u03bcm and at most 7.0 \u03bcm.
13. (canceled)
14. The material as claimed in claim 1, wherein the nanofiller andor the microfiller is at least partly surface-modified and has, on its surface, functional groups which can react chemically with the organic matrix of the material or have a high affinity for this matrix.
15. A kit for producing a polymerizable material as claimed in claim 1, wherein the kit comprises at least two components from which the polymerizable material can be made up.
16. The kit as claimed in claim 15, wherein the nanofiller is present only in one component.
17. The kit as claimed in claim 15, the dynamic viscosity of each component at a shear stress of 1500 Pa is between 5 and 250 Pas.
18. The kit as claimed in claim 17, the dynamic viscosity of each component at a shear stress of 1500 Pa is at least 8 Pas and at most 225 Pas.
19. (canceled)
20. A dental core buildup material obtainable by allowing a polymerizable material as claimed in claim 1 to cure.
21. The use of a polymerizable material as claimed in claim 1 for producing a dental core buildup material.
22. The material as claimed in claim 1, wherein the total filler content is at least-58% and at most 75% by weight.
23. The material as claimed in claim 1, wherein the total filler content is at least 60% and at most 72% by weight.
24. The material as claimed in claim 1, wherein the nanofiller content is at least 6% and at most 18% by weight.
25. The material as claimed in claim 1, wherein at least 50% by weight of the nanofiller has a particle size of 100 nm or less.
26. The material as claimed in claim 1, wherein the mean primary particle size of the nanofiller is between 4 and 60 nm.
27. The material as claimed in claim 1, wherein the mean primary particle size of the nanofiller is between 6 and 50 nm.
28. The material as claimed in claim 1, wherein the microfiller content is at least 45% and at most 65% by weight.
29. The material as claimed in claim 1, wherein the microfiller content is at least 45% and at most 60% by weight.
30. The material as claimed in claim 1, wherein the mean particle size d50 of the microfiller is at least 0.5 \u03bcm and at most 5.0 \u03bcm.
31. The material as claimed in claim 1, wherein the mean particle size d50 of the microfiller is at least 0.7 \u03bcm at most 4.0 \u03bcm.
32. The material as claimed in claim 1, wherein the mean particle size d50 of the microfiller is at least 1.0 \u03bcm at most 3.0 \u03bcm.
33. The kit as claimed in claim 17, wherein the dynamic viscosity of each component at a shear stress of 1500 Pa is at least 10 Pas and at most 200 Pas.
34. The kit as claimed in claim 17, wherein the dynamic viscosity of each component at a shear stress of 1500 Pa is at least 10 Pas and at most 175 Pas.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A partition system, comprising:
a flexible partition expandable along at least its length and its height;
at least one support element associated with the partition; and
a fluid delivery system associated with the partition and configured to deliver a fluid to a space adjacent to the partition.
2. The system of claim 1, wherein the partition is one of flame retardant, ultra violet ray stabilized, or chemical resistant.
3. The system of claim 1, wherein the partition includes a coating.
4. The system of claim 1, wherein the at least one support element is slidably supported by a support member.
5. The system of claim 1, wherein the at least one support element supports at least a portion of the system.
6. The system of claim 1, wherein the fluid delivery system includes at least one hose configured to controllably deliver the fluid.
7. The system of claim 6, wherein the at least one hose is integral the partition.
8. The system of claim 6, wherein the at least one hose is removably attached to the partition.
9. The system of claim 6, wherein the at least one hose is collapsible.
10. The system of claim 6, wherein each at least one hose further includes a dispersion mechanism configured to direct the fluid.
11. The system of claim 6, wherein each at least one hose further includes at least one valve configured to control the flow of the fluid.
12. The system of claim 6, wherein the partition further includes at least one hose sleeve configured to removably secure the at least one hose to the partition.
13. The system of claim 12, wherein a portion of the at least one hose sleeve is permanently connected to the partition.
14. The system of claim 12, wherein the at least one hose sleeve defines at least one orifice configured to accept a corresponding dispersion mechanism of the hose.
15. The system of claim 6, wherein the partition further includes at least one flap configured to removably secure the at least one hose to the partition.
16. The system of claim 1, wherein the partition further includes at least one support sleeve configured to accept an additional support device.
17. The system of claim 1, wherein the partition defines at least one orifice configured to accept the at least one support element.
18. A method of delivering fluid to a space, comprising:
providing a substantially flexible partition having a plurality of removable hoses in communication therewith, each of the hoses having at least one nozzle useful in delivering a fluid;
slidably supporting the partition with a plurality of support elements; and
expanding the partition along a length of a support member proximate to the space.
19. The method of claim 18, wherein the partition is at least one of flame retardant, ultra violet ray stabilized, or chemical resistant.
20. The method of claim 18, further including delivering a fluid to the space with at least one of the plurality of hoses.
21. The method of claim 20, further including controlling a flow of the fluid with the at least one nozzle.
22. The method of claim 20, further including removably securing each of the plurality of hoses to the partition with a hose sleeve.
23. The method of claim 22, wherein each hose sleeve include at least one orifice configured to accept the corresponding at least one nozzle.
24. The method of claim 18, wherein the partition further includes a coating that is at least one of flame retardant, ultra violet ray stabilized, or chemical resistant.
25. The method of claim 18, wherein at least one of the plurality of hoses is collapsable.
26. A method of supplying fluid, comprising:
defining a space with a partition that is at least one of flame retardant, ultra violet ray stabilized, or chemical resistant;
delivering the fluid to at least one element of the partition; and
directing the fluid to the space with a plurality of dispersion mechanisms of the at least one element.
27. The method of claim 26, wherein the at least one element is removably attached to the partition.
28. The method of claim 27, wherein the at least one element is a hose.
29. The method of claim 26, wherein at least one of the plurality of dispersion mechanisms is a nozzle.
30. The method of claim 26, wherein the delivering the fluid includes delivering the fluid from a fluid supply with a pump assembly.
31. The method of claim 26, further including returning at least a portion of the fluid to a fluid supply.
32. The method of claim 26, wherein the defining a space includes expanding the partition along at least its length and height.
33. The method of claim 26, wherein the defining a space includes supporting at least a portion of the partition with at least one support element.
34. The method of claim 26, wherein the defining a space further includes slidably supporting the at least one support element with a support member.
35. A fluid delivery partition system capable of rapidly deploying from a collapsed configuration to supply fluid to a space, the fluid delivery partition system, comprising:
a flexible partition expandable from a collapsed configuration in at least two directions and constructed from a material that is at least one of flame retardant, ultra violet ray stabilized, or chemical resistant;
at least one support means associated with the partition to assist in the maintenance of the partition in an expanded configuration; and
a fluid delivery means associated with the partition to deliver a fluid to a space adjacent to the partition.
36. A method of rapidly delivering fluid to a space, comprising:
providing a rapidly deploying flexible partition expandable from a collapsed configuration in at least two directions and constructed from a material that is at least one of flame retardant, ultra violet ray stabilized, or chemical resistant, the partition having a hose and nozzle assembly for delivering fluid to a space and support elements to assist in the maintenance of the partition in an expanded configuration;
expanding the partition in one of at least two available directions;
slidably mounting the partition to a support member using the support elements;
connecting the hose and nozzle assembly to a fluid source; and
supplying fluid to a space adjacent to the partition through the hose and nozzle assembly.