1. A coating composition comprising:
(a) inorganic particles having an average particle size of 1 to 100 nm;
(b) an ionizing radiation-curing material for forming a binder;
(c) a photopolymerization initiator; and
(d) an organic solvent.
2. A coating composition comprising:
(a) inorganic particles having an average particle size of 1 to 100 nm;
(b) an ionizing radiation-curing material for forming a binder;
(c) a photopolymerization initiator;
(d) an organic solvent; and
(e) a monomer having at least two hydroxyl groups per molecule in a mass fraction of 0.1 to 3.0 mass % relative to a total solid content of the composition.
3. The coating composition according to claim 2, wherein the monomer (e) has an acryloyl group or a methacryloyl group.
4. The coating composition according to claim 3, wherein the number of the acryloyl group or the methacryloyl group per molecule of the monomer (e) is 1.
5. The coating composition according to claim 2, wherein the ionizing radiation-curing material has an alkylene oxide moiety in a molecule thereof.
6. An optical film comprising a transparent substrate and a layer on the substrate, the layer being formed by coating a coating composition comprising:
(a) inorganic particles having an average particle size of 1 to 100 nm;
(b) an ionizing radiation-curing material for forming a binder;
(c) a photopolymerization initiator;
(d) an organic solvent; and
(e) a monomer having at least two hydroxyl groups per molecule in a mass fraction of 0.1 to 3.0 mass % relative to a total solid content of the composition.
7. The optical film according to claim 6, wherein the layer is a hardcoat layer.
8. The optical film according to claim 7, further comprising, on the layer, a low refractive index layer.
9. A polarizing plate comprising a polarizer and a protective film on both sides of the polarizer, at least one of the protective films is an optical film comprising transparent substrate and a layer on the substrate, the layer being formed by coating a coating composition comprising:
(a) inorganic particles having an average particle size of 1 to 100 nm;
(b) an ionizing radiation-curing material for forming a binder;
(c) a photopolymerization initiator;
(d) an organic solvent; and
(e) a monomer having at least two hydroxyl groups per molecule in a mass fraction of 0.1 to 3.0 mass % relative to a total solid content of the composition.
10. An image display apparatus comprising the an optical film comprising a transparent substrate and a layer on the substrate, the layer being formed by coating a coating composition comprising:
(a) inorganic particles having an average particle size of 1 to 100 nm;
(b) an ionizing radiation-curing material for forming a binder;
(c) a photopolymerization initiator;
(d) an organic solvent; and
(e) a monomer having at least two hydroxyl groups per molecule in a mass fraction of 0.1 to 3.0 mass % relative to a total solid content of the composition.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A communications system comprising:
at least one mobile unit identifier that identifies a communications device; and
at least one updateable identifier, wherein the updateable identifier is used in communications with the communications device.
2. The system of claim 1, further comprising at least one account management system that maintains a correlation between the at least one mobile unit identifier and the at least one updatable identifier.
3. The system of claim 1, further comprising a security system that detects unauthorized communications.
4. The system of claim 1, further comprising at least one account management system that updates the at least one updateable identifier.
5. The system of claim 1, further comprising at least one security system that is capable of at least one of encrypting and decrypting a portion of the communications between the communications device and another device.
6. The system of claim 1, wherein the communications device is at least one of a mobile phone, a pager, a mobile communications device and a wireless modem.
7. The system of claim 1, further comprising at least one base station that is at least one of a cellular tower, a satellite and a relay station.
8. The system of claim 1, further comprising a central control that is at least one of a portion of a communications system, a telecommunications system and a satellite communications system.
9. The system of claim 1, further comprising at least one current number identification table and at least one next number identification table.
10. The system of claim 9, wherein a current number identification and a next number identification are exchanged with the communications device based on the at least one current number identification table and the at least one next number identification table, respectively.
11. The system of claim 1, wherein the at least one updateable identifier replaces the at least one mobile unit identifier.
12. A communications method comprising:
receiving at least one mobile unit identifier that identifies a communications device; and
determining at least one updateable identifier, wherein the updateable identifier is used in communications with the communications device.
13. The method of claim 12, further comprising maintaining a correlation between the at least one mobile unit identifier and the at least one updatable identifier.
14. The method of claim 12, further comprising detecting unauthorized communications.
15. The method of claim 12, further comprising updating the at least one updateable identifier.
16. The method of claim 12, further comprising at least one of encrypting and decrypting a portion of the communications between the communications device and another device.
17. The method of claim 12, wherein the communications device is at least one of a mobile phone, a pager, a mobile communications device and a wireless modem.
18. The method of claim 12, wherein the communications device communicates with a base station that is at least one of a cellular tower, a satellite and a relay station.
19. The method of claim 12, wherein the communications device communicates with a central control that is at least one of a portion of a communications system, a telecommunications system and a satellite communications system.
20. The method of claim 12, further comprising determining at least one current number identification table and at least one next number identification table.
21. The method of claim 20, wherein a current number identification and a next number identification are exchanged with the communications device based on the at least one current number identification table and the at least one next number identification table, respectively.
22. The method of claim 12, further comprising replacing the at least one updateable identifier with the at least one mobile unit identifier.
23. An information storage media comprising:
information that replaces at least one mobile unit identifier that identifies a communications device with at least one updateable identifier, wherein the updateable identifier is used in communications with the communications device.