CN201503505U - Glass filter plate with electromagnetic shielding function and display using same - Google Patents
Glass filter plate with electromagnetic shielding function and display using same Download PDFInfo
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- CN201503505U CN201503505U CN2009201769612U CN200920176961U CN201503505U CN 201503505 U CN201503505 U CN 201503505U CN 2009201769612 U CN2009201769612 U CN 2009201769612U CN 200920176961 U CN200920176961 U CN 200920176961U CN 201503505 U CN201503505 U CN 201503505U
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Abstract
The utility model provides a glass filter plate with electromagnetic shielding function. A glass substrate is provided with a conductive coating layer which is provided with a resin protection layer and a yellow feature light-absorption dye resin membrane layer; the conductive coating layer is a membrane with the electromagnetic shielding function, which is formed by overlapping the symmetrical structures of a high-refractive metal oxide membrane layer/low-refractive metal oxide membrane layer/silver or silver alloy membrane layer/low-refractive metal oxide membrane layer/high-refractive metal oxide membrane; a conductive membrane layer with the thickness of at least 5 Mum and laminated on the periphery of the filter plate with the conductive coating layer is arranged above the conductive coating layer and/or between the conductive coating layer and the glass substrate. The filter plate has better electromagnetic shielding capability than the metal conductive aluminum foil sheet affixed on the conductive coating layer. The utility model further provides a display using the plate.
Description
Technical field:
The utility model is relevant with the filter in the plasma display apparatus, and is relevant with the filter with anti-electromagnetic radiation and filtering functions in the plasma scope (PDP).
Background technology:
The function of shielding of the electromagnetic radiation of present PDP filter (plate) be rely on to adopt contact with the EMI barrier film layer with the U type metallic conduction frame of substrate perimeter coating with ELECTROMAGNETIC RADIATION SHIELDING and the designed lines of connecting display until ground connection, by the conducting resinl bonding, promptly on the conduction coatings, paste the metallic conduction aluminium foil between U type metallic conduction frame and substrate and the EMI screened film.Be exactly the copper mesh laid on present PDP filter (plate) plane in addition or be plated in ITO and silver and silver alloy optics collocation layering that the transparent conductive film layer of formation comes the electromagnetic radiation shielding ripple on the plane, applying or coating have the absorbing dye of the yellow neon feature of 596nm light wave and the look film of near infrared light absorbing dye on this plane, mainly the two combines and forms electro-magnetic screen function, yellow characteristic light absorption and near-infrared light waves absorption function by this, and adjusts colour temperature and reach certain transmittance index and realize filtering functions.Disclosed patent of this technology and technical scheme are also a lot, but are mainly following several with the immediate technology of the utility model:
The patent documentation of number of patent application 200510021263.1; this patent disclosure a kind of safety protective screen with antireflection and anti-electromagnetic radiation and filtering functions; comprise transparent resin substrate or glass substrate 1; 2; be positioned at substrate 1; the anti-electromagnetic radiation filter membranous layer (EMI) that the method for 2 employing continuous magnetron sputtering plates on substrate 1; the metallic conduction frame that contacts with the anti-electromagnetic radiation filter membranous layer and substrate 1 periphery is coated as extraction electrode; the doubling layer bonding with anti-electromagnetic radiation filter coating and substrate 2; the current dependence of generally using that Here it is adopt contact with the EMI barrier film layer with the U type metallic conduction frame of substrate perimeter coating with ELECTROMAGNETIC RADIATION SHIELDING and the designed lines of connecting display until ground connection; by the conducting resinl bonding, promptly on the conduction coatings, paste the function of shielding that the metallic conduction aluminium foil is realized electromagnetic radiation between U type metallic conduction frame and substrate and the EMI screened film.Because the metallic conduction aluminium foil adds the conducting resinl cementing agent, resistance is very big, and the guide current scarce capacity causes the function of shielding of electromagnetic radiation to descend, and does not reach the use standard.
The filter of number of patent application 200610022680.2 plasma scopes (PDP), comprise the transparent resin substrate, adopt the method for vacuum continuous magnetron sputtering to be coated with the anti-reflection conducting film system of antireflection in the one side of transparent resin substrate, the anti-reflection conducting film system of antireflection is by serving as the basic rete of conduction with silver or silver alloy, conduct electricity basic rete two sides symmetry at silver or silver alloy low-refraction transparent metal oxide rete Mel is arranged, high refractive index transparent metal oxide rete Meh is arranged and form that 5 tunics of Meh/Mel/ silver/Mel/Meh or Meh/Mel/ silver alloy/Mel/Meh form in low-refraction transparent metal oxide rete two sides symmetry, this 5 tunic is overlapping and be formed on 13 layers or 17 layers of coatings on the transparent resin substrate through 3 times or 4 times, they are the ground floor Meh that are plated on the transparent resin substrate one side, second layer Mel, the 3rd layer of silver or silver alloy, the 4th layer of Mel, layer 5 Meh, layer 6 Mel, layer 7 silver or silver alloy, the 8th layer of Mel, the 9th layer of Meh, the tenth layer of Mel, eleventh floor silver or silver alloy, Floor 12 Mel, 13 layers of coatings of the 13 layer of Meh or be plated in ground floor Meh on the transparent resin substrate one side, second layer Mel, the 3rd layer of silver or silver alloy, the 4th layer of Mel, layer 5 Meh, layer 6 Mel, layer 7 silver or silver alloy, the 8th layer of Mel, the 9th layer of Meh, the tenth layer of Mel, eleventh floor silver or silver alloy, Floor 12 Mel, the 13 layer of Meh, the 14 layer of Mel, the 15 layer of silver or silver alloy, the 16 layer of Mel, 17 layers of coatings of the 17 Meh, this coatings has the surface resistance that is lower than 2 Ω/, be compounded with the plastic membranous layer or the resin glue layer that stop coatings oxidation or erosion on the coatings, the metallic film as extraction electrode that contacts with coatings is arranged, the dye well dope dye that the yellow characteristic light of the 596nm that the neon aura that absorbs plasma display sends is arranged in the plastic membranous layer of this filter and/or the resin glue layer, after the optical characteristics of the coatings on this transparent resin substrate and the optical characteristics combination that contains the plastic membranous layer of dyestuff and resin bed, transmitance when making the filter visible wavelength be 380-780nm is 25% to 65%, ultraviolet wavelength is that the transmitance of 380nm when following is lower than 15%, near-infrared wavelength is that the transmitance of 850nm when above is lower than 15%, and optical wavelength 560nm to 615nm place has maximum gold-tinted to absorb trough.With silver is the basic rete of conduction, plate the metal oxide of low-refraction and the metal oxide rete of high index of refraction in its two sides symmetry, form the anti-reflection film system of 5 tunic layers, and be to realize 1.5 Ω/cm through the nesa coating that 3 to 4 times overlapping plated film forms 13 layers or 17 layers based on silver or silver alloy
2Surface resistance and to ultraviolet light; the filtering functions of near infrared light; the stability of these transparent metal oxide retes self anti-aging capability of utilization lamination on silver layer increases the protection to silver layer; utilizing these films simultaneously is that the nanoscale film has special absorption and reflection potential to ultraviolet light and near-infrared light waves; the common ultraviolet light that improves in stratified film combination back; the absorption of near infrared light and blocking capability; possess in conjunction with filter and in organic coating or the rete 596nm neon aura to be sent the optical characteristics of the absorbent dyestuff of yellow characteristic light; combine and realize the filtering functions of plasma display; make green and redness all bright-coloured, improve the colouristic properties and the optical property of display.
This application discloses high refractive index metal oxide/low-refraction metal oxide/silver or silver alloy/low-refraction metal oxide/high refractive index metal oxide, this symmetrical structure is overlapping forms the scheme of the film with electromagnetic shielding conductive layer function for 3 to 4 times, the scheme that 590nm to 610nm optical wavelength is had the yellow characteristic light absorbing dyestuff resin bed of very big absorption peak is disclosed, also disclose the conduct that contacts with coatings and drawn the metallic film of electrode, be specially the conductive aluminum foil of fitting among the embodiment, but it is unexposed as silver or the main base material of silver-colored copper-clad micro materials conduct, resin binder is as the non-individual body material, make the technical scheme of conductive electrode of modes such as printings, more do not have the disclosure of prescription and method, and adopt this scheme to form the evaluation of the contribution of electromagnetic shielding conductive rete plasma display electromagnetic screen ability in conjunction with the plated film mode.
The utility model content:
The purpose of this utility model is in order to overcome above deficiency, a kind of glass filter that electro-magnetic screen function is arranged is provided, the planar resistor of electromagnetic shielding conductive rete that makes above-mentioned plated film mode and formation is in 42 ", 50 ", 60 of 0.8 Ω to 1.2 Ω " the electromagnetic screen ability of plasma display reaches the standard of VICCclssB; and make color more bright-coloured; make filter on the conduction coatings, paste the metallic conduction aluminium foil, better electromagnetic screen ability is arranged.
Another purpose of the present utility model is for a kind of display that uses this filter is provided.
The purpose of this utility model is achieved like this:
The utility model has the glass filter of electro-magnetic screen function; comprise glass substrate; on glass substrate, adopt magnetically controlled sputter method to be coated with the conduction coatings; on the conduction coatings resin protective layer that prevents its oxidation and/or chlorination is arranged; there is pair 570nm to 610nm optical wavelength that the yellow characteristic light absorbing dyestuff resin film layer of very big absorption peak is arranged; the coatings that it is characterized in that conducting electricity is to be high refractive index metal oxide rete/low-refraction metal oxide rete/silver layer/low-refraction metal oxide rete/this symmetrical structure of high refractive index metal oxide rete and to form 13 layers or 17 layers of film with electromagnetic shielding conductive function overlapping 3 to 4 times; or be high refractive index metal oxide rete/low-refraction metal oxide rete/silver alloy rete/low-refraction metal oxide rete/this symmetrical structure of high refractive index metal oxide rete and form 13 layers or 17 layers of film overlapping 3 to 4 times with electromagnetic shielding conductive function, the electro-magnetic screen function of this conduction coatings be rely on printing or be sprayed on the conduction coatings and/or between conduction coatings and the glass with silver or silver-colored copper-clad micron conductive material and have resin binder be the thickness of matrix be at least 5 μ m with conduct electricity coatings and combine closely; the conductive membrane layer that forms in the filter surrounding; conduct ground connection and form function of shielding.The conductive membrane layer that is matrix with silver and/or silver-colored copper-clad micron conductive material forms printing or spraying frame in the filter surrounding, increase conductive material and contained coating silver and the section thickness that prints silver layer, promptly reduced surface resistance, the resistance of extraction electrode particularly, improved conduction of current efficient widely, improved effectiveness, make filter on the conduction coatings, paste the metallic conduction aluminium foil than the past, better electromagnetic screen ability is arranged, make the plated film planar resistor be difficult under the reduction situation again 42 "; 50 " at 0.8 Ω to 1.5 Ω, 60 " the electromagnetic screen ability of plasma display reaches the standard of VICCClassB; and make color more bright-coloured, and display is slimming more.
If printing simultaneously on the conduction coatings and between conduction coatings and the glass substrate or spraying conductive resin layer frame, then increased conductive layer thickness, further increased the conduction of current ability, can more quickly electromagnetic electric current be guided away, thereby improve the electromagnetic screen ability of display.
The above-mentioned glass filter that electro-magnetic screen function is arranged; on the conduction coatings another side of filter, be compounded with one deck and prevent to conduct electricity the bond layer or the resin protective layer of coatings oxidation and/or chlorination; this conduction coatings fits into one in the face of display pannel by bond layer or resin protective layer; its printing or be sprayed on the conduction coatings and/or the conductive membrane layer between conduction coatings and the glass substrate is drawn towards display ground connection forms electro-magnetic screen function.
The above-mentioned glass filter that electro-magnetic screen function is arranged; on the conduction coatings of filter, be compounded with one deck and prevent to conduct electricity the bond layer or the resin protective layer of coatings oxidation or chlorination; this conduction coatings is in the face of watching face and bond layer or resin protective layer to fit into one; its printing or be sprayed on the conduction coatings and/or the conductive membrane layer between conduction coatings and the glass substrate is drawn the formation electro-magnetic screen function towards spectators' ground connection.
The above-mentioned glass filter that electro-magnetic screen function is arranged, the silver of conductive membrane layer or the particle mean size of silver-colored copper-clad micron conductive material are between 1～8 micron, and the mass ratio of micron conductive material and resin binder is that a micron conductive material accounts for more than 50%.
The above-mentioned glass filter that electro-magnetic screen function is arranged, conductive membrane layer is not printing or be sprayed on the glass substrate periphery before the tempering of glass substrate, form its thickness and be at least the conductive membrane layer that 5 μ m, width are at least 6mm, in temperature more than 500 ℃ glass tempering or half tempered are handled, after the resin binder carbonization in the conductive membrane layer, the conduction coatings is plated on this layer conductive membrane layer, forms the electro-magnetic screen function of filter after the conductive membrane layer ground connection.
The above-mentioned glass filter that electro-magnetic screen function is arranged, the resin binder of conductive membrane layer is to be the connection material of major ingredient with the alkyd resin, printing or spraying back adopt the heat curing mode to form conductive membrane layer, conductive membrane layer the conduction coatings on and combine closely, on the glass substrate periphery, form thickness and be at least the conductive membrane layer that 5 μ m, width are at least 6mm, form the electro-magnetic screen function of filter after the conductive membrane layer ground connection.
The above-mentioned glass filter that electro-magnetic screen function is arranged, the resin binder of conductive membrane layer is to be the connection material of major ingredient with the acrylic resin, printing or spraying back adopt the ultraviolet light polymerization mode to form conductive membrane layer, conductive membrane layer the conduction coatings on and combine closely, on the glass substrate periphery, form thickness and be at least the conductive membrane layer that 5 μ m, width are at least 6mm, form the electro-magnetic screen function of filter after the conductive membrane layer ground connection.
The utility model has the display of the glass filter of electro-magnetic screen function, and the display panel of plasma display has the glass filter of electro-magnetic screen function to spectators' face.
Above-mentioned plasma display, the conduction coatings of filter is in the face of display screen setting and installation.
Above-mentioned plasma display, the conduction coatings of filter is provided with and installs in the face of spectators' face.
The utility model glass filter was pasted the metallic conduction aluminium foil than the past on the conduction coatings, better electromagnetic screen ability is arranged, improve and watch picture quality, and make color more bright-coloured, the flexible filter of the electromagnetic shielding conductive rete that forms in the plated film mode that has solved planar resistor 0.8 Ω to 1.5 Ω is 60, and " technical barrier of using on the following plasma display reaches the standard of VICCclass B domestic TV.
Description of drawings:
Fig. 1 is the utility model structural representation.
Fig. 2 is the conduction coatings structural representation that three overlapping electromagnetic shielding conductive films are formed.
The conduction coatings structural representation that Fig. 3 forms for the folded electromagnetic shielding conductive film of quadruple.
Fig. 4 is another structural representation of the utility model.
Fig. 5 is the utility model structural representation again.
Fig. 6 is the utility model structural representation that the agent of pressure sensitive adhesive bonding is arranged.
Embodiment:
Embodiment 1:
Fig. 1, Fig. 2 have provided present embodiment 1 figure, and referring to Fig. 1, sequence number 1 is 50, and " plasma panel adopts the magnetron sputtering mode to be coated with on glass substrate 3 and is high refractive index metal oxide rete TiO
2(or Nb
2O
5)/low-refraction metal oxide rete AZOY/ silver layer Ag/ low-refraction metal oxide rete AzO/ high refractive index metal oxide rete TiO
2(or Nb
2O
5) the overlapping and 13 layers of conduction coatings 4 with electro-magnetic screen function forming of symmetrical structure.Conduction coatings structure is referring to Fig. 2 (also can plate 4 overlapping conducting films, promptly 17 layers, referring to Fig. 3), and AZOY is for mixing aluminium, yttrium zinc paste.The material of 13 layers or 17 layers EMI screened film and thickness parameter such as table 2.The resin protective layer 5 of the acrylic acid series of about 20 μ m thickness of employing screen printing mode or coating method coating on the conduction coatings; adopt UV photocuring mode film-forming; there is the hardness greater than pencil test 2H on the film surface, and leaving rectangular shaped rim at conduction coatings length and Width does not have the coating resin layer.Silver/or the conducting metal micro mist (mass ratio accounts for 65%) of 3 to 4 microns of silver-colored copper-clad particle mean sizes, to be mixed into conductive silver paste with the resin binder that is mainly alkyd resin and tackifier (mass ratio accounts for 35%), to adopt screen printing mode or spraying method to print on the aforementioned rectangular shaped rim that stays or spray conductive silver paste be that 20 μ m width are the earthy conductive membrane layer 6 of drawing of 12mm through being heated and cured into thickness.This forming method of drawing the ground connection conductive membrane layer also can adopt other method to produce; such as the rectangle edge is first with intaglio printing press or screen printer print conductive silver paste by size all around on the electromagnetic shielding conductive coatings 4 on the glass substrate 3; this draws earthy conductive membrane layer 6 heat curing or photocuring, and the protective seam that applies electromagnetic shielding conductive coatings 4 with gravure or method for printing screen promptly increases hard resin layer 5 again.596nm neon yellow characteristic light absorbing dyestuff and the dyestuff of regulating colour temperature are miscible in the pressure-sensitive fat cementing agent 2 of acrylic acid series of heat curing-type of pressure sensitive, form yellow characteristic light absorbing dyestuff resin film layer, mode with coating is coated on the back side of glass substrate 3, becomes the finished product of Fig. 1.This finished product is drawn the ground connection conductive membrane layer towards spectators' face, and during final assembly, the display ground lead is drawn the contact of ground connection conductive membrane layer therewith, this filter planar resistor 1.0～1.2 Ω, and transmittance T=43% effectiveness is referring to table 1.
Embodiment 2:
Fig. 4 is embodiment 2 figure.Referring to Fig. 4, this enforcement is basic identical with embodiment 1, do not exist together is that printing or spraying conductive membrane layer frame 6 are all arranged on the frame on conduction coatings frame and between conduction coatings and the glass substrate, wherein the conductive membrane layer on the glass substrate periphery 6 is not printings or be sprayed on the glass substrate periphery before the tempering of glass substrate, form more than its thickness 5 μ m, the above conductive membrane layer frame 6 of width 6mm, 550 ℃ of temperature the glass half tempered is handled, after the resin binder carbonization in the conductive membrane layer 6, planar resistor descends, further increased the conduction of current ability, can more quickly electromagnetic electric current be guided away, thereby improved the electromagnetic screen ability of display, increased conductive layer thickness, further increased the conduction of current ability, can more quickly electromagnetic electric current be guided away, thereby improve the electromagnetic screen ability of display.
Embodiment 3:
Fig. 5 is embodiment 3 figure, referring to Fig. 5, sequence number 1 is 50, and " plasma panel; sequence number 3 glass substrates; sequence number 4 is 4 overlapping i.e. 17 layers of electromagnetic shielding conductive coatings (coatings structure and each tunic are thick, referring to Fig. 3) of magnetron sputtering on glass substrate, and sequence number 2 is miscible pressure sensitive adhesives that extinction dyestuff is arranged; sequence number 6 is to draw the ground connection conductive membrane layer, sequence number 7 are to increase hard (HC) acrylate resin layer to what spectators' face was made on the glass substrate another side.
Present embodiment and embodiment 1 are different to be that the electromagnetic shielding conductive coatings is to fit into one in the face of display screen 1 usefulness pressure sensitive adhesive 2 and display; this scheme has the protection of better preventing oxidation and chlorination to the electromagnetic shielding conductive coatings, and just complete machine ground connection press strip is by crimping outside spectators' face in the display screen with drawing contacting of ground connection conductive film.This filter planar resistor 0.9～1.0 Ω, transmittance T=43%, effectiveness is referring to table 1.
Fig. 6 is embodiment 4 figure.Referring to Fig. 6, sequence number 1 is 50, and " plasma panel; sequence number 2 is pressure-sensitive adhesive layers of miscible dyestuff; sequence number 3 is glass substrates; sequence number 4 is electromagnetic shielding conductive coatings of 4 overlapping i.e. 17 tunics of magnetron sputtering on glass substrate 3, and its structure and thickness are referring to Fig. 3, and sequence number 6 is to draw the ground connection conductive membrane layer; sequence number 9 is that polyester film (PET film) 100 μ m are thick, sequence number 10 are that ginseng has micron order SiO in hard acrylate coating or the acrylate with increasing of making of rubbing method on polyester film (PET film) 9
2Or ITO increases hard (AG) coating after form solidifying, or coating solidifies the back refractive index and be lower than the 1.5 hard anti-reflection antireflection resin beds that increase that are preferably 1.4 below, is laminated with the pressure sensitive adhesive agent 8 that bonds between glass substrate 3 and the PET film 9.Dyestuff is to be miscible in the pressure sensitive adhesive 2 in the present embodiment.
The effectiveness data network sees Table 1.
Table 1:
The material of 13 layers or the 17 layers EMI screened film of Fig. 2 and Fig. 3 and thickness parameter such as following table 2.
Table 2:
| Film material (13 layers) | Thickness (nm) | Film material (17 layers) | Thickness (nm) |
| TiO Or Nb 2O 5 | 25～30 | TiO 2 Or Nb 2O 5 | 30～38 |
| |
5 | |
4 |
| Ag | 18 | Ag | 15 |
| |
5 | |
4 |
| TiO 2 Or Nb 2O 5 | 50～60 | TiO 2 Or Nb 2O 5 | 60～76 |
| |
5 | |
4 |
| Ag | 18 | Ag | 15 |
| |
5 | |
4 |
| TiO 2 Or Nb 2O 5 | 50～60 | TiO 2 Or Nb 2O 5 | 60～76 |
| |
5 | |
4 |
| Ag | 20 | Ag | 17 |
| |
5 | |
4 |
| TiO 2 Or Nb 2O 5 | 25～30 | TiO 2 Or Nb 2O 5 | 60～76 |
| |
4 | ||
| Ag | 17 | ||
| AZOY | 4 | ||
| TiO 2 Or Nb 2O 5 | 30～38 |
The various embodiments described above are that foregoing of the present utility model is further described, but this should be interpreted as that the scope of the above-mentioned theme of the utility model only limits to the foregoing description.All technology that realizes based on foregoing all belong to scope of the present utility model.
Claims (6)
1. the glass filter that electro-magnetic screen function is arranged; comprise glass substrate; on glass substrate, be compounded with the conduction coatings; on the conduction coatings resin protective layer that prevents its oxidation and/or chlorination is arranged; there is pair 570nm to 610nm optical wavelength that the yellow characteristic light absorbing dyestuff resin film layer of very big absorption peak is arranged; the coatings that it is characterized in that conducting electricity is to be high refractive index metal oxide rete/low-refraction metal oxide rete/silver layer/low-refraction metal oxide rete/this symmetrical structure of high refractive index metal oxide rete and to form 13 layers or 17 layers of film with electromagnetic shielding conductive function overlapping 3 to 4 times; or be high refractive index metal oxide rete/low-refraction metal oxide rete/silver alloy rete/low-refraction metal oxide rete/this symmetrical structure of high refractive index metal oxide rete and form 13 layers or 17 layers of film with electromagnetic shielding conductive function overlapping 3 to 4 times, be compounded with thickness on the conduction coatings and/or between conduction coatings and the glass substrate and be at least combining closely of 5 μ m with the conduction coatings; the conductive membrane layer that forms in the filter surrounding.
2. the glass filter that electro-magnetic screen function is arranged as claimed in claim 1; it is characterized in that on the conduction coatings another side of filter, being compounded with one deck and prevent to conduct electricity the bond layer or the resin protective layer of coatings oxidation and/or chlorination; this conduction coatings be an one in the face of display pannel is compound by bond layer or resin protective layer, on the conduction coatings and/or the conductive membrane layer that conducts electricity between coatings and the glass substrate draw towards display ground connection.
3. the glass filter that electro-magnetic screen function is arranged as claimed in claim 1; it is characterized in that on the conduction coatings of filter, being compounded with one deck and prevent to conduct electricity the bond layer or the resin protective layer of coatings oxidation and/or chlorination; this conduction coatings is an one in the face of watching face and bond layer or resin protective layer compound; on the conduction coatings and/or the conductive membrane layer between conduction coatings and the glass, draw towards spectators' ground connection.
4. use the display of the glass filter that electro-magnetic screen function is arranged, the display panel that it is characterized in that plasma display is to have the right any described glass filter that electro-magnetic screen function is arranged of requirement 1～3 of spectators' face.
5. plasma display as claimed in claim 4, the conduction coatings that it is characterized in that filter is in the face of display screen setting and installation.
6. plasma display as claimed in claim 4 is characterized in that the conduction coatings of filter is provided with and installs in the face of spectators' face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201769612U CN201503505U (en) | 2009-09-22 | 2009-09-22 | Glass filter plate with electromagnetic shielding function and display using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201769612U CN201503505U (en) | 2009-09-22 | 2009-09-22 | Glass filter plate with electromagnetic shielding function and display using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201503505U true CN201503505U (en) | 2010-06-09 |
Family
ID=42454437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201769612U Expired - Fee Related CN201503505U (en) | 2009-09-22 | 2009-09-22 | Glass filter plate with electromagnetic shielding function and display using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201503505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110709235A (en) * | 2017-06-27 | 2020-01-17 | 株式会社Lg化学 | Decorative member and method for producing same |
-
2009
- 2009-09-22 CN CN2009201769612U patent/CN201503505U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110709235A (en) * | 2017-06-27 | 2020-01-17 | 株式会社Lg化学 | Decorative member and method for producing same |
| US11192334B2 (en) | 2017-06-27 | 2021-12-07 | Lg Chem, Ltd. | Decorative member and method for preparing same |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20120922 |