1. A diffusing layer comprising, (i) semitransparent mineral particles which have a mean diameter of between 0.3 and 2 microns and (ii) a mineral binder in an amount of between 10 and 40 % by volume of said diffusing layer, wherein said semitransparent mineral particles form aggregates whose size is between 0.5 and 20 microns, and said diffusing layer has a contrast attenuation of greater than 40%.
2. The diffusing layer of claim 1, wherein the size of said aggregates is less than 5 microns.
3. The diffusing layer of claim 1, wherein said diffusing layer has a light transmission, TL of greater than 45%.
4. The diffusing layer of claim 3, wherein said light transmission, TL, is greater than 60%.
5. The diffusing layer of claim 1, wherein said semitransparent mineral particles are oxide, nitride or carbide particles.
6. The diffusing layer of claim 1, wherein said semitransparent mineral particles comprise silicon oxide, aluminum oxide, zirconium oxide, titanium oxide, cerium oxide, or mixtures thereof.
7. The diffusing layer of claim 1, further comprising a dispersing additive selected from the group consisting of an acid, a base, divalent ions and ionic polymers of molecular mass less than 50,000 gmol.
8. The diffusing layer of claim 1, wherein said diffusing layer has a thickness of between 1 and 20 microns.
9. The diffusing layer of claim 1, wherein said mineral binder is selected from the group consisting of one or more potassium silicates, one or more sodium silicates, and one or more lithium silicates.
10. A flat lamp comprising said diffusing layer of claim 1.
11. A flat lamp comprising a glass substrate coated with said diffusing layer of claim 1.
12. A method of producing a component for improving the homogeneity of light in a light box comprising:
(i) providing a substrate; and
(ii) depositing said diffusing layer of claim 1 on said substrate.
13. The method of claim 12, wherein said depositing is screen printing, coating with a paint, dip coating, spin coating, flow coating, or spraying.
14. The diffusing layer of claim 1, wherein the semitransparent mineral particles are zirconia particles and the binder comprises a lithium polysilicate.
15. The diffusing layer of claim 1, wherein the semitransparent mineral particles are alumina particles;
the mineral binder comprises a lithium silicate; and
the diffusing layer further comprises a polyacrylic acid dispersion-inducing additive.
16. The light diffusing layer of claim 1, wherein the diffusing layer consists of the semitransparent mineral particles and the mineral binder and the semitransparent mineral particles are present in an amount of from 60 to 90% by volume of the diffusing layer.
17. The diffusing layer of claim 1, having a light transmission under illuminate D65 of from 45% to 76%.
18. The diffusing layer of claim 1, wherein the light transmission with an illuminate D65 is from 45% to 66%.
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 method of promoting wound healing, the method comprising administering to a subject in need thereof a composition comprising honey from Leptospermum species and cyclodextrin.
2. The method according to claim 1 wherein the honey from Leptospermum species is manuka honey.
3. The method according to claim 1 wherein the composition is directly applied to the wound.
4. The method according to claim 1 wherein the composition is applied to the wound, by application to bandages, dressings, solutions, or surgical equipment.
5. The method according to claim 1 wherein the honey has a methylglyoxal concentration of greater than about 30 mgkg, than about 38 mgkg, than about 40 mgkg, about 50 mgkg, about 60 mgkg, about 70 mgkg, about 80 mgkg, about 90 mgkg, about 100 mgkg, about 150 mgkg, about 200 mgkg, about 250 mgkg, about 300 mgkg, about 350 mgkg, about 400 mgkg, about 450 mgkg, about 500 mgkg, about 550 mgkg, about 600 mgkg, about 650 mgkg, about 700 mgkg, about 750 mgkg, about 800 mgkg, about 850 mgkg, about 900 mgkg, about 950 mgkg, greater than about 1000mgkg, greater than about 1100 mgkg, greater than about 1200mgkg, greater than about 1300mgkg, greater than about 1400 mgkg, greater than about 1500 mgkg, greater than about 1600 mgkg, greater than about 1700 mgkg, greater than about 1800 mgkg, greater than about 1900 mgkg, or about 2000 mgkg.
6. The method according to claim 1 wherein the honey has an non-peroxide activity rating greater than 10, than 15, than 20, than 25, 26, 27, 28, 29, 30, than 31, 32, 33, 34, or greater than 35.
7. The method according to claim 1 wherein the cyclodextrin is alpha-cyclodextrin.
8. The method according to claim 1 wherein the cyclodextrin is gamma-cyclodextrin.
9. The method according to claim 1 wherein the cyclodextrin is a combination of alpha-cyclodextrin and gamma-cyclodextrin.
10. The method according to claim 1 wherein the honey content is within the range of about 10.0 to about 99.0% wt.
11. The method according to claim 1 wherein the methylglyoxal content of the antimicrobial composition is within the range of about 0.003% wt to about 0.15% wt.