초록 ▼

A glass sheet includes a coating comprising at least one silver layer and inner and outer antireflection layers. The glass sheet is formed by a magnetron sputtering process. The inner antireflection layer is a multiple layer comprising a layer of a titanium oxide applied by medium frequency magnetro

A glass sheet includes a coating comprising at least one silver layer and inner and outer antireflection layers. The glass sheet is formed by a magnetron sputtering process. The inner antireflection layer is a multiple layer comprising a layer of a titanium oxide applied by medium frequency magnetron sputtering and a layer of a metal oxide between the titanium oxide layer and a silver layer.

대표청구항 ▼

A glass sheet includes a coating comprising at least one silver layer and inner and outer antireflection layers. The glass sheet is formed by a magnetron sputtering process. The inner antireflection layer is a multiple layer comprising a layer of a titanium oxide applied by medium frequency magnetro

A glass sheet includes a coating comprising at least one silver layer and inner and outer antireflection layers. The glass sheet is formed by a magnetron sputtering process. The inner antireflection layer is a multiple layer comprising a layer of a titanium oxide applied by medium frequency magnetron sputtering and a layer of a metal oxide between the titanium oxide layer and a silver layer. rein the at least one starch is selected from the group consisting of corn, waxy corn, high amylose corn, potato, tapioca, rice, sago, wheat or waxy sorghum starch. 4. A polysaccharide having a tap density of less than about 0.2 g/ml which, when used in an binding effective amount in a tablet, prevents the crushing strength of the tablet from decreasing more than about a 20% decrease in crushing strength when exposed to 95% relative humidity at 25° C. for 3 hours wherein the crushing strength is measured according to Procedures 1 or 2, herein. 5. The polysaccharide of claim 4, wherein the tap density is less than about 0.1 g/ml. 6. The polysaccharide of claim 4, wherein the polysaccharide is at least one starch. 7. A directly compressible tablet comprising a polysaccharide having a tap density which has been decreased to less than about 0.4 g/ml, and an active agent. 8. The tablet of claim 7, wherein the polysaccharide has a tap density is less than about 0.2 g/ml. 9. The tablet of claim 7, wherein the polysaccharide has a tap density is less than about 0.05 g/ml. 10. The tablet of claim 7, wherein the polysaccharide is at least one starch. 11. The polysaccharide of claim 10 wherein the at least one starch is selected from the group consisting of corn, waxy corn, high amylose corn, potato, tapioca, rice, sago, wheat or waxy sorghum starch. 12. The tablet of claim 7, wherein the at least one starch is a blend of tapioca dextrin and pregelatinized waxy corn. 13. The tablet of claim 7, wherein the tablet is a pharmaceutical tablet. 14. The tablet of claim 7, wherein the active agent is poorly directly compressible. 15. A directly compressible tablet comprising a polysaccharide, an excipient, and an active agent, wherein a mixture of the polysaccharide and the excipient has a tap density of less than about 0.4 g/ml. 16. The tablet of claim 15, wherein the tap density of the mixture is less than about 0.2 g/ml. 17. The tablet of claim 15, wherein the polysaccharide is at least one starch. 18. The tablet of claim 17, wherein at least one starch is a blend of tapioca dextrin and pregelatinized waxy cornstarch. 19. A method of making a tablet comprising directly compressing a polysaccharide having a tap density of less than about 0.4 g/ml and/or a porosity of no more than about 0.7, and an active agent. 20. The method of claim 19, wherein the polysaccharide is a blend of tapioca dextrin and pregelatinized waxy corn. 21. A method of making a tablet comprising directly compressing a polysaccharide, an excipient, and an active agent, wherein a mixture of the polysaccharide and the excipient has a tap density of less than about 0.4 g/ml. 22. The method of claim 21, wherein the polysaccharide is a blend of tapioca dextrin and pregelatinized waxy corn starch.