CN109437583A - Surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover - Google Patents
Surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover Download PDFInfo
- Publication number
- CN109437583A CN109437583A CN201811316971.1A CN201811316971A CN109437583A CN 109437583 A CN109437583 A CN 109437583A CN 201811316971 A CN201811316971 A CN 201811316971A CN 109437583 A CN109437583 A CN 109437583A
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- Prior art keywords
- glass
- structural member
- structure part
- transparent layer
- appearance structural
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
- C03C17/23—Oxides
- C03C17/25—Oxides by deposition from the liquid phase
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0279—Improving the user comfort or ergonomics
- H04M1/0283—Improving the user comfort or ergonomics for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
- H04M1/185—Improving the rigidity of the casing or resistance to shocks
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/21—Oxides
- C03C2217/23—Mixtures
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/11—Deposition methods from solutions or suspensions
- C03C2218/114—Deposition methods from solutions or suspensions by brushing, pouring or doctorblading
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2218/00—Methods for coating glass
- C03C2218/30—Aspects of methods for coating glass not covered above
- C03C2218/31—Pre-treatment
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2218/00—Methods for coating glass
- C03C2218/30—Aspects of methods for coating glass not covered above
- C03C2218/32—After-treatment
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
The main object of the present invention is to provide a kind of surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover.The surface high-gloss colour glass appearance structural member, including glass structure part matrix, with the glass structure part matrix one side printing non transparent layer slurry in preparation, by the glass structure part for being printed with non transparent layer slurry heating it is degreasing sintered obtain surface high-gloss colour glass appearance structural member, wherein non transparent layer by ceramics, softening point lower than glass structure part matrix glass and inorganic color form.Compared with the glass structure part of back side vapor deposition opaque layer, the wide part for being irradiated to the structural member outer surface is reflected, it is refracted into the seldom of glass matrix, achieve the effect that opaque or colored, realize the appearance requirement of surface bloom, and the watch crystal in conjunction with glass matrix-ceramic composition non transparent layer hardness after acid corrosion is higher than glass matrix, scratch resistance capability enhancing in surface improves the durability of surface structure part.
Description
Technical field
The present invention relates to structural member preparation technical fields, and in particular to glass appearance structural member technical field, in particular to
Surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover.
Background technique
With the fast development of the consumer electronics such as mobile phone, bracelet (table) and automobile communication, the appearances such as shell of consumer electronics
Structural member achieves significant progress, also encounters new problem.The demand of especially 5G communication and automobile high frequency communications to material
With the promotion of consumers' aesthetic ability, tradition single metal shell and plastic material shell are difficult to meet consumer.Glass its
Good texture, the increasingly parent by consumer and design manufacturer are resistance to, by as cell phone rear cover (shell) in numerous mobile phones
It is used.But glass material is mostly transparent glass, in order to protect internal structure design and aesthetic requirements, needs to become white glass
For black non transparent or stained glass.In the prior art, opaque or colored consumer electronics shell is prepared to adopt more
It is realized with physical gas phase deposition technology in glass matrix surface vapor deposition thin film, film atom, molecule and the glass base of vapor deposition
Body is mostly generally physical bond, and binding force is poor, and film is not wear-resisting to be easy to fall off.Therefore more in the prior art to be deposited inside the shell
Film evades the problem of film binding force difference.Light refraction passes through reversed after being reflected after glass matrix by the evaporated film of inside
Be conveyed into accent color, glass matrix itself absorption, be refracted into before glass due to glass and Air Interface reflect etc., lead
The pleasing to the eye light intensity of secondary reflection is insufficient again after the final refraction of cause, develops the color partially dark, is not able to satisfy the bright requirement of bloom, it is therefore desirable to glass base
Body case appearance face colouring is opaque, reflects most of light directly into accent color without superrefraction.Another aspect glass
Matrix is with respect to ceramic surface lower hardness, wear-resisting difference, therefore glass matrix surface needs controlled micro crystallization or ceramic to promote table
Face scratch resistance capability.
Summary of the invention
In view of this, in view of the deficiencies of the prior art, the present invention aims to provide a kind of high brilliance in surface
Color glass appearance structural member, preparation method and cell phone rear cover.The surface high-gloss colour glass appearance structural member, including glass structure
Part and glass structure part are attached with non transparent layer on one side, and wherein non transparent layer is lower than the glass of glass structure part by ceramics, softening point
Glass and inorganic color composition.
Preferably, the glass that softening point is lower than glass structure part in non transparent layer is Li2O-Al2O3-SiO2-B2O3Glass.
Preferably, ceramics are aluminium oxide or zirconium oxide in non transparent layer.
Preferably, weight percent ceramic in non transparent layer be 35%~45%, glass weight percentage be 44%~
62%, inorganic color weight percent is 3%~11%.
Preferably, Li2O-Al2O3-SiO2-B2O3Glass mole group becomes 15%~18%Li2O, 16%~18%Al2O3
With 35%~45%SiO2With the B of surplus2O3。
On the other hand, the preparation method of surface high-gloss colour glass appearance structural member, comprising the following steps:
A) glass structure part is prepared；
B) in the glass structure part one side printing non transparent layer slurry of preparation；
C) the glass structure part heating for being printed with non transparent layer slurry is degreasing sintered.
Preferably, the non transparent layer slurry in step b) is prepared according to the following steps:
B.1 mole group) is become into 15%~18%Li2O, 16%~18%Al2O3With 35%~45%SiO2With surplus
B2O3Oxide be uniformly mixed 5~10 DEG C/min rate and be heated to water quenching grinding after 1200 DEG C~1300 DEG C heat preservation 0.5h~2h
Obtain Li2O-Al2O3-SiO2-B2O3Glass powder；
B.2) by Li2O-Al2O3-SiO2-B2O3Glass powder, aluminium oxide or zirconia ceramics powder, inorganic pigment and ethyl
Cellulose, terpinol and ethylene glycol mixing organic additive are uniformly mixed.
Preferably, the nanometer for forming glass structure part using hydrofluoric acid acidification etching glass structural member surface in step a) is thick
Change surface, the concentration of acid solution is greater than 0.3mol/L, and acid liquor temperature is 60 DEG C~95 DEG C, and etching time is 10min~30min.
Preferably, glass powder median particle diameter D50 is 1um~5um, and ceramic powder median particle diameter D50 is 0.3um~2um.
In another aspect, a kind of cell phone rear cover, is configured to arc by above-mentioned surface high-gloss colour glass appearance structural member
Hollow cavity, the preparation method that above-mentioned surface high-gloss colour glass appearance structural member can be used in preparation method are prepared.
Beneficial effects of the present invention: the main object of the present invention is to provide a kind of surface high-gloss colour glass appearance structure
Part, preparation method and cell phone rear cover.The surface high-gloss colour glass appearance structural member, including glass structure part, and in preparation
Glass structure part one side printing non transparent layer slurry, the glass structure part heating for being printed with non transparent layer slurry is degreasing sintered
To surface high-gloss colour glass appearance structural member, wherein non transparent layer by ceramics, softening point lower than glass structure part glass and
Inorganic color composition.Compared with the glass structure part of back side vapor deposition opaque layer, it is irradiated to the wide portion of the structural member outer surface
Divide and reflected, is refracted into the seldom of glass matrix, reaches the opaque or colored structural member effect in outer surface, to realize
Bloom appearance requirement, and the glass-ceramic compositions non transparent layer hardness on the surface in conjunction with glass matrix after acid corrosion
Higher than glass matrix, scratch resistance capability enhancing in surface improves the durability of surface structure part.
Detailed description of the invention
Fig. 1 is the preparation method schematic diagram of surface high-gloss colour glass appearance structural member.
Specific embodiment
Present invention is further described in detail below, wherein used raw material and equipment be it is commercially available, be not important to
It asks.It is understood that the specific embodiments described herein are only used for explaining related invention, rather than to the limit of the invention
It is fixed.
The present embodiment provides a kind of surface high-gloss colour glass appearance structural members.The surface high-gloss colour glass appearance structure
Part, including glass structure part and glass structure part are attached with non transparent layer on one side, and wherein non transparent layer is low by ceramics, softening point
It is formed in the glass and inorganic color of glass structure part.It can be understood that glass herein is not limited, it is commercially available common
Glass, but in order to promote surface structure part anti-dropping capability, the preferential glass for selecting compression strength to be greater than 700MPa.Nothing
Machine colorant selects different commercially available inorganic face according to surface structure part color demand and the prior art for commercially available inorganic pigment
Material, such as black select cobalt serial pigment, yellow to select zirconium yellow pigment.
It is different according to the softening point of the glass matrix of selection, select softening point lower than the glass of glass structure part as non-
Glass powder in bright layer.In this example, the glass that softening point is lower than glass structure part in non transparent layer is Li2O-Al2O3-
SiO2-B2O3Glass.Further preferred Li in embodiment2O-Al2O3-SiO2-B2O3Glass mole group becomes 15%~18%
Li2O, 16%~18%Al2O3With 35%~45%SiO2With the B of surplus2O3。
Ceramic powder is the common high hard pottery such as silicon nitride, silicon carbide, boron nitride, aluminium oxide and zirconium oxide in non transparent layer
Porcelain powder is in the present embodiment aluminium oxide or zirconium oxide.
Further according to the crystallization effect and bating effect of above-mentioned glass and ceramics composition, in this embodiment non transparent layer
The weight percent of middle ceramics is 35%~45%, and glass weight percentage is 44%~62%, inorganic color weight percent
It is 3%~11%.
On the other hand, present embodiment discloses the preparation methods of surface high-gloss colour glass appearance structural member, by following step
Rapid preparation:
Prepare glass structure part.Commercially available white glass is handled by the method for the prior art, such as cleaning is deoiled to polish and be examined
It is cut into the surface structure part size hot bending containing machining allowance after testing and obtains glass structure part matrix.It should be noted that can also be with
Directly on certified glass carry out step b) and c) after cut post-processing again, there is no particular restriction.In order to promote glass
With the bond strength of non transparent layer, glass structure is formed using hydrofluoric acid acidification etching glass structural member surface in the present embodiment
The sub-micron nanometer coarse surface of part, the concentration of preferred acid solution is greater than 0.3mol/L in the present embodiment, and acid liquor temperature is 60 DEG C
~95 DEG C, etching time is 10min~30min.
Non transparent layer slurry is printed in the glass structure part outer surface of preparation.It is 15%~18%Li by a mole composition2O,
16%~18%Al2O3With 35%~45%SiO2With the B of surplus2O3Oxide ratios weigh oxide raw material be uniformly mixed,
Mixing in the present embodiment is preferably wet ball grinding mixing, is uniformly mixed the drying in heated-air circulation oven and obtains mixed powder, will
Mixed powder be fitted into capacity be 5L crucible in, be pushed into glass furnace in 5~10 DEG C/min rate be heated to 1300 DEG C~
It comes out of the stove after 1400 DEG C of heat preservation 0.5h~2h, glass molten slurry Putting into water rapidly water quenching is obtained into glass dregs, glass dregs are ground to obtain
Li2O-Al2O3-SiO2-B2O3Glass powder, obtained glass powder is mixed dry stand-by.Grinding is using sand milling or ball in the prior art
Mill is selected in the present embodiment and is sanded.In order to promote the sintering adhesive bonding effect of glass powder, pass through laser particle size in this embodiment
Detection, glass powder median particle diameter D50 are that 1um~5um stops grinding, and dries stand-by.By the Li of drying2O-Al2O3-SiO2-
B2O3Glass powder, median particle diameter D50 be 0.3um~2um aluminium oxide or zirconia ceramics powder, inorganic pigment and ethyl cellulose,
Terpinol and ethylene glycol mixing organic additive are uniformly mixed, and wherein the weight ratio of inorganic matter and organic additive auxiliary agent is 8:2, ethyl
Cellulose accounts for the weight ratio 20%~30% of mixing organic additive, and terpinol accounts for 40~60%, remaining is ethylene glycol.It is wherein inorganic
Colorant selects different commercially available inorganic pigments according to surface structure part color demand and the prior art for commercially available inorganic pigment,
Such as black selects cobalt serial pigment, yellow to select zirconium yellow pigment.Herein according to viscosity difference, it is mixed into slurry in the prior art
Common mixed method, has no specifically limited, selects three-high mill mixing in this embodiment, obtains the non transparent layer after mixing
Slurry dries non transparent layer slurry using after screen printing technique printing 5um~25um thickness in heated-air circulation oven.
The glass structure part heating for being printed with non transparent layer slurry is degreasing sintered.The appearance member of printing drying is layered code
It is put into after pile in sintering furnace after being heated to 400 DEG C~550 DEG C heat preservation 0.5h~2h with 5~10 DEG C/min rate and cools to room with the furnace
Temperature comes out of the stove to have obtained the bloom surface structure part.
In another aspect, the present embodiment also discloses a kind of cell phone rear cover, by above-mentioned surface high-gloss colour glass appearance knot
Component is configured to arc hollow cavity, and preparation method uses the preparation side of above-mentioned surface high-gloss colour glass appearance structural member
Method is prepared.
Using light splitting photometry test, the surface reflectivity of the bloom surface structure part is greater than 97%, visually observes the bloom
Surface structure part surface-brightening, without dim sense.It is tested using 1kg briquetting 45 ° of Pencil scratch of weight bearing, 6H tests no marking, with glass
Glass comparison surface hardness, which has, to be obviously improved.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (10)
1. surface high-gloss colour glass appearance structural member, including glass structure part, it is characterised in that: glass structure part has non-on one side
Hyaline layer, non transparent layer are made of ceramics, softening point lower than the glass and inorganic color of glass structure part.
2. high-gloss colour glass appearance structural member in surface according to claim 1, it is characterised in that: soften in non transparent layer
Point is Li lower than the glass of glass structure part2O-Al2O3-SiO2-B2O3Glass.
3. high-gloss colour glass appearance structural member in surface according to claim 2, it is characterised in that: ceramic in non transparent layer
For aluminium oxide or zirconium oxide.
4. high-gloss colour glass appearance structural member in surface according to claim 3, it is characterised in that: ceramic in non transparent layer
Weight percent be 35%~45%, glass weight percentage be 44%~62%, inorganic color weight percent be 3%~
11%.
5. high-gloss colour glass appearance structural member in surface according to claim 4, it is characterised in that: Li2O-Al2O3-SiO2-
B2O3Glass mole group becomes 15%~18%Li2O, 16%~18%Al2O3With 35%~45%SiO2With the B of surplus2O3。
6. the preparation method of surface high-gloss colour glass appearance structural member, which comprises the following steps:
A) glass structure part is prepared；
B) in the glass structure part one side printing non transparent layer slurry of preparation；
C) the glass structure part heating for being printed with non transparent layer slurry is degreasing sintered.
7. the preparation method of high-gloss colour glass appearance structural member in surface according to claim 6, it is characterised in that: step
B) the colored dioptric layer slurry in is prepared according to the following steps:
B.1 mole group) is become into 15%~18%Li2O, 16%~18%Al2O3With 35%~45%SiO2With the B of surplus2O3
Oxide be uniformly mixed 5~10 DEG C/min rate be heated to 1200 DEG C~1300 DEG C heat preservation 0.5h~2h after water quenching grind to obtain
Li2O-Al2O3-SiO2-B2O3Glass powder；
B.2) by Li2O-Al2O3-SiO2-B2O3Glass powder, aluminium oxide or zirconia ceramics powder, inorganic pigment and ethyl cellulose
Element, terpinol and ethylene glycol mixing organic additive are uniformly mixed.
8. the preparation method of high-gloss colour glass appearance structural member in surface according to claim 7, it is characterised in that: step
A) the nanometer coarse surface of glass structure part is formed in using hydrofluoric acid acidification etching glass structural member surface, the concentration of acid solution is big
In 0.3mol/L, acid liquor temperature is 60 DEG C~95 DEG C, and etching time is 10min~30min.
9. the preparation method of high-gloss colour glass appearance structural member in surface according to claim 8, it is characterised in that: glass
Powder median particle diameter D50 is 1um~5um, and ceramic powder median particle diameter D50 is 0.3um~2um.
10. a kind of cell phone rear cover, it is characterised in that the surface high-gloss colour as described in any claim of Claims 1 to 5
Glass appearance structural member is configured to arc hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316971.1A CN109437583A (en) | 2018-11-07 | 2018-11-07 | Surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316971.1A CN109437583A (en) | 2018-11-07 | 2018-11-07 | Surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover |
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|---|---|
| CN109437583A true CN109437583A (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811316971.1A Pending CN109437583A (en) | 2018-11-07 | 2018-11-07 | Surface high-gloss colour glass appearance structural member, preparation method and cell phone rear cover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239364A (en) * | 2019-07-19 | 2021-01-19 | Oppo（重庆）智能科技有限公司 | Preparation method of shell assembly, shell assembly and mobile terminal |
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| CN1126788A (en) * | 1995-11-13 | 1996-07-17 | 广东省玻璃新材料工程技术开发中心 | Coloured glass tile and its prodn process |
| JP4586184B2 (en) * | 2007-04-18 | 2010-11-24 | 奥野製薬工業株式会社 | Glass powder for ceramic color and ceramic color composition |
| CN203167461U (en) * | 2012-07-27 | 2013-08-28 | 肖特玻璃科技(苏州)有限公司 | Layered structure applied to electronic device casing or frame |
| CN104220390A (en) * | 2012-03-29 | 2014-12-17 | 三之星机带株式会社 | Ceramic color paste, ceramic color, glass having ceramic color, and manufacturing method thereof |
| CN106336245A (en) * | 2016-08-24 | 2017-01-18 | 潮州三环（集团）股份有限公司 | Light-shielding substrate preparation method |
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2018
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|---|---|---|---|---|
| CN87102148A (en) * | 1987-03-18 | 1988-10-12 | 张晶庭 | Glazed glass plate and manufacture method thereof |
| CN1126788A (en) * | 1995-11-13 | 1996-07-17 | 广东省玻璃新材料工程技术开发中心 | Coloured glass tile and its prodn process |
| JP4586184B2 (en) * | 2007-04-18 | 2010-11-24 | 奥野製薬工業株式会社 | Glass powder for ceramic color and ceramic color composition |
| CN104220390A (en) * | 2012-03-29 | 2014-12-17 | 三之星机带株式会社 | Ceramic color paste, ceramic color, glass having ceramic color, and manufacturing method thereof |
| CN203167461U (en) * | 2012-07-27 | 2013-08-28 | 肖特玻璃科技(苏州)有限公司 | Layered structure applied to electronic device casing or frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112239364A (en) * | 2019-07-19 | 2021-01-19 | Oppo（重庆）智能科技有限公司 | Preparation method of shell assembly, shell assembly and mobile terminal |
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Effective date of registration: 20220110 Address after: 233299 plant 20, East District, new material Photoelectric Industrial Park, Dingcheng Town Economic Development Zone, Dingyuan County, Chuzhou City, Anhui Province Applicant after: Anhui Tongwan Technology Co.,Ltd. Address before: 226333 southeast of the intersection of Tonghai Avenue and rugang Road, Lingang Industrial Park, Tongzhou Bay, Nantong City, Jiangsu Province Applicant before: TONGZHOU BAY NEW MATERIAL TECHNOLOGY CO.,LTD. Applicant before: Zhou Tao |
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