COVER GLASS WITH COLOR COATING

The present invention described in the specification hereinafter with reference to the appended drawing that are directionally to each other.

Glass cover glass base color coating of the present invention, ; uneven and front surface of said glass substrate, ; unevenness formed on said opaque layer and; said opaque color to the color or structure is formed on the glass substrates and, ; uneven and front surface of said glass substrate, ; formed on said color coating and uneven; said opaque layer be a glass substrates of a metal structure.

The specification in ' cover glass' includes a window glass (window glass) but a variety of glass or ceramic substrate including both, window glass or battery case front faces or the portable terminal electronic or electrical space end of the glass or ceramic material as all or part meaning as follows. The cover glass a camera window, function button, can be applied to various decoder unit.

In the present invention the number one has the particularly glass substrate, glass substrate separated from the final number of 'front' article in big portion. Said glass substrate glass or general FTO (F non-doped SnO₂ : SnO₂ : F), such as a glass substrate made of a conductive ITO has the it means a only glass, alumina, zirconia, silica, nitride, silicon carbide, magnesium oxide ceramic material such as aluminum nitride substrate including general outline also are disclosed.

In the present invention is a region at which said glass substrate on the front side of the front surface of glass substrate direct etch, such as sand-blasting method to form surface roughness or glass substrate surfaces can represent the number article (for example, polysiloxane, urethane, acrylic beads and) method can be implemented via fitted on the like. The lower the size and thickness for preventing pollution effect due to a fingerprint formed flow tides. The compounds of the passivation effect generally to door for viewing surface coating method is used without intending to be limited, to be in parallel to a period 6 months and sends out a conventional door, to door effect not fingerprint has been out to the coated surface can be well even if the contact pads to ask about the change less fingerprint is effective by several green cannot be disclosed. While, the present invention support a contact surfaces such as the fingerprint of the finger not due to scattering of light from the other hadn't well embossed Haze unlikely even if one to make fingerprint for regenerating properties. In addition not be permanently the detachment prevention effect is detected according to a fingerprint can continue disclosed.

In addition, the present invention of the opaque layer formed on irregular or uneven in color coating layer having a are formed, in the present invention can maximize said thickness such a color can be part PWM. In particular, in the case of a solid color coating when the shape of the projecting conformation of a amorphous coating deposition and the undercarriages, thereby light reflective surface path change when the unevenness and a change in the incident angle of light due to color change is generated and the protruding and recessed surface thickness variation is generated according to variety of colors can be put over the original change. The light interference to scattering effect while expected, mesh while not easily notice the presence of the undulations human necessary disclosed. To this end time of said average roughness 0. 1 To 2 micrometers preferably range. Said at the time of roughness 0. 1 Micrometer implemented in cases where the shape of the undulations without number, to minutes then is weak door number, 2 micrometers is reinforced glass door that are weakened strength is exceeded while there may be a number's oldest.

Said coating layer in the present invention by means of interference color and/or color unevenness is formed on an optical layer is reflective and light pattern expression, but not limited to its material or features are specially number is one durability, chemical resistance, weather resistance and coating uniformity of the adhesive layer formed by deposition by taking into account such as metal oxide film, nitride, carbonate film consisting of at least one material selected from the group consisting 1 from being implemented characterized. the metal oxide film are specially number one has the durability, chemical resistance, excellent in durability and weather for example closed in disclosed. Examples of zirconia (ZrO2) said metal oxide, titanium dioxide (TiO2), alumina (Al2O 3), a primary drum tantalum pentoxide (Ta2O 5), neodymium oxide (Nd2O 5), praseodymium oxide (Pr2O 3), praseodymium titanate (PrTiO 3), lanthanum oxide (La2O 3), niobium oxide (Nb2O 5), yttrium oxide (Y2O 3) and alloys thereof consisting of at least one selected from the group consisting preferably is 1. Sputter deposition, E beam, such as PVD method can be performed by deposition of publicly known. In the present invention (such as SiO2) that refraction just high refraction film is a single layer thickness of said color coating for regulating color or thickness of multi-layer films is adjusted desired Color also enables the implementation of disclosed. In particular SiC membranes Si3N 4 film or powder can be film in the first substrate (glass) when appear in surface hardness of film can be also made to each scratch hardness of strongly is larger than, and more preferably the present invention excellent chemical resistance. The specification 'refraction just' 1 in refraction. 5 Or more and which means, while less that refraction just a moment when a defined as follows. Preferably said refraction screen refractive index 1. 6 Or more, more preferably 1. 7 Or more, more preferably 1. 8 Or more, most preferably 1. 9 Or more, a layer with a high refractive index (HI) referred thereto. Preferably, said HI layer is 2. 1 Indices of refraction of less than. The layer of the anti-reflective coating, having a refractive index of 1. 5 Less than, preferably 1. 48 Hereinafter, more preferably 1. 47 Hereinafter to when, low refractive index (LI) layer referred thereto. Preferably, said LI layer is 1. 1 Has a higher refractive index than. Examples 1.23. generally metal oxide for example, zirconia (ZrO2), titanium dioxide (TiO2), alumina (Al2O 3), a primary drum tantalum pentoxide (Ta2O 5), neodymium oxide (Nd2O 5), praseodymium oxide (Pr2O 3), praseodymium titanate (PrTiO 3), lanthanum oxide (La2O 3), niobium oxide (Nb2O 5) and yttrium oxide (Y2O 3) consisting of at least one selected from the group consisting 1 comprising, is not limited. Selectively, as attention is HI is capable of layer 1. 5 Or more refractive index when having, different substrates having different material can be further comprises silica or low refractive index. Preferred material is TiO2, PrTiO 3, ZrO2, Al2O 3, Y2O 3 and contain a mixture. Examples SiO2, a mixture of alumina or silica, in particular comprising silica doped with alumina can be, not limited to, the latter anti-reflective coating increasing chip contribute to substrate. Preferably, at least 80% by weight total layer weight LI layer is silica, more preferably at least 90% by weight and including silica layer, further preferably consists of silica layer. Selectively, and globe-refractive index of the layer 1. 5 If less than, may further comprise a material with a high refractive index layer is LI disapproval. SiO2 Al2O 3 including LI layers are employed on a mixture of if, based on the total weight for such layer SiO2 + Al2O 3, 1 to 10% by weight, more preferably 1 to 8% by weight to 5% by weight of Al2O 3 preferably including a and further preferably 1. For example, SiO2 doped with 4% hereinafter by weight of Al2O 3, or 8% Al2O 3 doped SiO2 can be employed. Example market available can be mixtures of SiO2/Al2O3.

Each refractive index to table 1 and 2 (2. 01) In Si3N 4 single layer film reflecting the mixer and Color 1.23. Si3N 4 (2. 01) SiO2 (1. 46) Implementing example color implementation of the multilayer film laminate of single layer film reflecting Color to organize his content are disclosed.

[Table 1]

[Table 2]

Said color coating layer thickness 0. 05 To preferably 1 micrometer range. Said color can be part thickness 0. 05 Micrometers when not less than color to form a rice-then door number, while thin film coated with layer 1 micrometers or compressive stress is exceeded is tensioned in whose value increases with, a nonionic surfactant can be enhanced glass are disclosed.

In the present invention said opaque layer formed on said glass substrates with uneven or irregular said can be of a metal. Said opaque layer is exposed to an end of a coating layer plays a role in color than what background color of the mufflers and has either on a circuit substrate structure shadowing expressing other. Opaque layer is typically used for each color printing using a solution silk screen print format can be formed, according to several tens of micrometers thickness printing of the coating film can be formed micro mounting device. In addition, deposition even mirror effect can be opaque layer, a thickness of at least 100 nm (Sn, Si or the like) of depositing a metal layer with low water transmission embodying the disapproval.

In the embodiment of the present invention is technical idea of the present invention described in front one defining don't interpreted are disclosed. A number comprises a charging range in a natural formed on one of the present invention scope of protection and, in various forms in the art of the present invention is to alter the technical idea of the present invention improved person with skill in the art pivotably. The belonging to a person with skill in the art of the present invention scope of protection to the substrate is reduced by this improvement and modification will be described.