1. Electronic apparatus having a body and provided on the outside of a part of said body a badge comprising a multi-layer panel and a light source mounted within said body part to illuminate the badge panel from behind, wherein the badge panel is constructed and mounted so as to present a first predetermined graphic pattern when said light source is not activated and to present a second predetermined graphic pattern when the light source is activated, the apparatus further comprising means for sensing the orientation of the part of the body and means for controlling the light source so as to activate it when said body part is in a predetermined range of orientations.
2. Electronic apparatus as claimed in claim 1 wherein the first and second graphic patterns comprise substantially the same graphic pattern in a first orientation (relative to said body part) and in a second orientation respectively.
3. Electronic apparatus as claimed in claim 1 wherein the apparatus body is articulated such that the orientation of the part provided with the badge can be changed relative to the orientation of another part of the apparatus body.
4. Electronic apparatus as claimed in claim 1 wherein the body part provided with the badge is a lid of the apparatus coupled by a pivoting joint to a larger body part.
5. Electronic apparatus as claimed in claim 4 wherein the lid carries a display panel on an inner face.
6. Electronic apparatus as claimed in claim 4 wherein the lid is arranged in normal use to open by pivoting upward about a transverse axis and to stand substantially upright in an open state of use, the control means and badge panel being constructed and oriented such that the graphic pattern is oriented correctly for viewing by a user prior to opening the lid, and, by activating the light source when the lid is opened, is oriented correctly for an observer other than the user in the open mode.
7. Electronic apparatus as claimed in claim 1 wherein the orientation sensing means is arranged to sense the orientation of the part carrying the badge only relative to another part of the body.
8. Electronic apparatus as claimed in claim 1 wherein the sensing means can sense orientation by reference to the force of gravity.
9. Electronic apparatus as claimed in claim 1 wherein the first graphic pattern is defined by a layer of special effect pigment which modifies light by interference effects so that the first graphic pattern to be visible under ambient light and allowing the second graphic pattern to be seen clearly through the first pattern when illuminated by the light source.
10. Electronic apparatus as claimed in claim 1 wherein a masking layer having a tint is provided in said panel between a first graphic layer which defines the first graphic pattern and a second graphic layer which defines the second graphic pattern so that the first graphic pattern is visible under ambient light while the second graphic pattern is hidden until the light source is activated.
11. Electronic apparatus as claimed in claim 1 wherein the multi-layer panel comprises a first graphic layer which defines the first graphic pattern and a second graphic layer which defines the second graphic pattern, each graphic layer being formed by screen printing, and both can be carried on a transparent substrate.
12. Electronic apparatus as claimed in claim 1 wherein the first and second graphic layers are carried on the same side of the substrate.
13. Electronic apparatus as claimed in claim 1 wherein the first and second graphic layers are carried on different sides of the substrate.
14. Electronic apparatus as claimed in claim 13 wherein a masking tint is incorporated in the substrate.
15. A badge comprising a multi-layer panel having an obverse side and a reverse side and constructed so as to present a predetermined graphic pattern in a first orientation when viewed from the obverse side and not illuminated from a reverse side and to present substantially the same graphic pattern in a second orientation when illuminated from the reverse side by a suitable light source, the panel thereby being suitable for use as the badge panel of an apparatus according to the invention as set forth above.
16.-22. (canceled)
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 silicon-sulfur polymer for a solid electrolyte, comprising at least one structure unit as shown by Formula 1 or Formula 2:
wherein R1 and R2 represent substituting groups which are respectively independently selected from alkyl, alkoxy, a polyether group and a terminal group with a \u2014YA structure, at least one of the substituting groups R1 and R2 is the terminal group with the \u2014YA structure, R3 represents alkyl or aryl, n is an integer greater than 1, and in the terminal group with the \u2014YA structure, Y represents an anion and A represents a cation.
2. The silicon-sulfur polymer of claim 1, wherein the anion Y is at least one selected from \u2014S\u2212,
\u2014N\u2014Rx\u2014O\u2212, \u2014O\u2014Rx\u2014NH\u2212, \u2014O\u2014Rx\u2014O\u2212,
\u2014S\u2014Rx\u2014S\u2212,
\u2014N\u2014Rx\u2014S\u2212, \u2014S\u2014Rx\u2014NH\u2212, \u2014S\u2014Rx\u2014O\u2212 and \u2014O\u2014Rx\u2014S\u2212, where Rx and Ry represent alkyl or aryl.
3. The silicon-sulfur polymer of claim 1, wherein the cation A is at least one selected from L+, Na+, K+ and a quaternary ammonium cation.
4. The silicon-sulfur polymer of claim 1, wherein at least one of the substituting groups R1 and R2 is \u2014S\u2212Li+.
5. The silicon-sulfur polymer of claim 1, wherein the substituting group R1 or R2 comprises at least one crosslinking group which is formed by a crosslinking monomer having a polymerizing function, and the crosslinking monomer is at least one selected from H\u2014S\u2014H, HO\u2014Rx\u2014OH, HS\u2014Rx\u2014OH, HO\u2014Rx\u2014NH2, H2N\u2014Rx\u2014NH2,
HS\u2014Rx\u2014SH,
and HS\u2014Rx\u2014NH2, where Rx and Ry represent alkyl or aryl.
6. A solid electrolyte, comprising the silicon-sulfur polymer of claim 1.
7. A solid-state lithium-ion battery, comprising a cathode which comprises a cathode active material, an anode which comprises an anode active material, and the solid electrolyte of claim 6.
8. A preparation method of the silicon-sulfur polymer of claim 1, wherein the silicon-sulfur polymer is prepared through a reaction of a silicon-containing polymeric monomer, a sulfur-containing polymeric monomer and an alkoxide in a solvent.
9. The preparation method of the silicon-sulfur polymer of claim 8, wherein the silicon-containing polymeric monomer is at least one selected from LSi(OCH2X)3, L2Si(OCH2X)2 and Si(OCH2X)4, where X represents methyl, ethyl, propyl, butyl or phenyl, L represents methyl, ethyl, propyl, phenyl, \u2014SH
\u2014N\u2014Rx\u2014OH, \u2014O\u2014Rx\u2014OH, \u2014S\u2014Rx\u2014SH,
\u2014N\u2014Rx\u2014SH, \u2014S\u2014Rx\u2014NH2, \u2014S\u2014Rx\u2014OH or \u2014O\u2014Rx\u2014SH, and Rx represents alkyl or aryl.
10. The preparation method of the silicon-sulfur polymer of claim 9, wherein the silicon-containing polymeric monomer is at least one selected from LSi(OCH3)3, L2Si(OCH3)2 and Si(OCH3)4.
11. The preparation method of the silicon-sulfur polymer of claim 10, wherein the silicon-containing polymeric monomer is at least one selected from CH3Si(OCH3)3 and (CH3)2Si(OCH3)2.
12. The preparation method of the silicon-sulfur polymer of claim 8, wherein the silicon-containing polymeric monomer is at least one selected from LSiCl3, L2SiCl2 and SiCl4, where L represents methyl, ethyl, propyl, phenyl, \u2014SH
\u2014N\u2014Rx\u2014OH, \u2014O\u2014Rx\u2014OH, \u2014S\u2014Rx\u2014SH,
\u2014N\u2014Rx\u2014SH, \u2014S\u2014Rx\u2014NH2, \u2014S\u2014Rx\u2014OH or \u2014O\u2014Rx\u2014SH, and Rx represents alkyl or aryl.
13. The preparation method of the silicon-sulfur polymer of claim 12, wherein the silicon-containing polymeric monomer is at least one selected from CH3SiCl3 and (CH3)2SiCl2.
14. The preparation method of the silicon-sulfur polymer of claim 8, wherein the silicon-containing polymeric monomer further comprises a control monomer which is at least one selected from TSi(OCH3)3 and T2Si(OCH3)2, where T represents methyl, ethyl, propyl, butyl or phenyl.
15. The preparation method of the silicon-sulfur polymer of claim 14, wherein the control monomer is at least one selected from CH3Si(OCH3)3 and (CH3)2Si(OCH3)2.
16. The preparation method of the silicon-sulfur polymer of claim 8, wherein the sulfur-containing polymeric monomer is at least one selected from H2S and a compound having thiohydroxy, thiohydroxy and hydroxyl, or thiohydroxy and amido at both terminals of a molecule thereof.
17. The preparation method of the silicon-sulfur polymer of claim 16, wherein the sulfur-containing polymeric monomer is at least one selected from H\u2014S\u2014H, HS\u2014Rx\u2014OH, HS\u2014Rx\u2014SH,
and HS\u2014Rx\u2014NH2, where Rx and Ry represent alkyl or aryl.
18. The preparation method of the silicon-sulfur polymer of claim 17, wherein the sulfur-containing polymeric monomer is at least one selected from H\u2014S\u2014H, HS\u2014CH2CH2\u2014OH, HS\u2014CH2CH2\u2014SH,
and HS\u2014CH2CH2\u2014NH2.
19. The preparation method of the silicon-sulfur polymer of claim 8, wherein the alkoxide is at least one selected from alkoxides having a structure of
where Ra, Rb and Rc are selected from hydrogen, alkyl, alkylene and aryl, and A is selected from L+, Na+, K+ and a quaternary ammonium cation.
20. The preparation method of the silicon-sulfur polymer of claim 19, wherein the alkoxide is at least one selected from a methoxide and an ethylate of L+, Na+, K+ or the quaternary ammonium cation.