CN1063143C - Technology for enamel electroluminescent number plate - Google Patents
Technology for enamel electroluminescent number plate Download PDFInfo
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- CN1063143C CN1063143C CN97111918A CN97111918A CN1063143C CN 1063143 C CN1063143 C CN 1063143C CN 97111918 A CN97111918 A CN 97111918A CN 97111918 A CN97111918 A CN 97111918A CN 1063143 C CN1063143 C CN 1063143C
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Abstract
The present invention relates to a technology for enamel electroluminescent number plates. The technology has the steps that the front surface of a metal base plate after pickling is sprayed by a conductive leading layer, and the back surface is sprayed by insulating powders and is sintered; the conductive leading layer is sprayed by a titanium white enamel layer and is sintered; a printed insulating layer film and a printed luminous film are stuck and sintered; a transparent conducting layer is sprayed, conductive silver paste is coated and baked, and a low temperature protecting layer is coated and sintered; after sticking and sintering a printed color film layer, a resin protective film is sprayed and dried, and a finished license plate is formed after an electrode lead is charged. The technology of the present invention is timesaving and laborsaving and has the advantages of saving cost, reducing consumption, reducing manual operation, enhancing mechanization degree and enhancing finished product rate.
Description
The present invention relates to a kind of technology for enamel electroluminescent number plate.
Existing enamel electroluminescent number plate because the production process complexity, operating difficulties, the cost height does not have ready-made mechanical equipment, most ofly finishes by craft, be difficult to accomplish uniform, so do not form batch manufacturing so far.
Purpose of the present invention is providing a kind of in all deficiencies that overcome the original production operation, reduces manual work, improves level of mechanization, and can reduce raw materials consumption, saves cost, improves the technology for enamel electroluminescent number plate of yield rate.
The object of the present invention is achieved like this, and it is made up of following processing step:
1. at first pickling is crossed and the car plate metal substrate of the electrode lead-out tablet of burn-oning, under front spraying conduction, draw, sintering behind the reverse side spraying insulating powder, sinter point is 880～900 ℃, the time is 1 '～3 ' about, with porcelain facing tiny pin hole being arranged, color and luster is deceived partially for well.
2. spray the titanium white enamel layer, sintering after drawing on the layer spraying titanium white enamel layer under the conduction, 860～900 ℃ of sinter points, the time is 1 '～2 ' 30 " between, pure white with the porcelain facing light, free of pinholes, color and luster are bluish white for well.
3. paste to burn the printing insulating layer of thin-film, insulating layer of thin-film is sticked on back sintering on the titanium white enamel layer, sinter point is 860～920 ℃, and the time is 1 '～2 ' 30 " between, pure white with the porcelain facing light, free of pinholes, color and luster are bluish white for well.
4. paste to burn the printing light-emitting film, light-emitting film is sticked on back sintering on the insulating thin layer, sinter point is 550～620 ℃, and the time is 1 ' 30 "～3 ' between, being sintered into and being just to go out yellow like the little drake feather of shell, the color that transfers wild goose yolk after the cooling to is for well.
5. spray transparency conducting layer, when light-emitting film layer fresh baked, spray transparent butter of tin solution rapidly equably, finished product is the light green that is pleasing, and observe and is the rainbow shape at bright place, resistance in 200～700 Europe/centimetre
2For qualified.
6. be coated with conductive silver paste, sprayed the car plate behind the transparency conducting layer, must be coated with conductive silver paste at second and third, on four electrodes, before being coated with conductive silver paste, carefully remove with little file or fine sand skin earlier and draw the oxide skin that nails on, and then clean panel with absolute ethyl alcohol, treat that the ethanol volatilization is done after, retouch with regard to available pen and to be coated with the silver slurry, retouch to be placed on the electric furnace after coating and toast, temperature is unsuitable too high during beginning, between 100 ℃～170 ℃, prevents that wet silver slurry from producing pop-off, influence emitting surface, the silver slurry changes ash by deceiving later on, cool off when changing into silvery white the taking-up.
7. be coated with the low-temperature protection layer, the low-temperature transparent protective cover is sprayed on back sintering on the transparency conducting layer, sinter point is 580～620 ℃, time 1 '～3 ' between, porcelain facing is transparent bright and clean, no devitrification phenomenon.
8. paste to burn the print color thin layer, stick on the color thin layer above the low-temperature transparent protective cover and the cloudy plate alignment of insulating thin layer, back sintering, 580～620 ℃ of sinter points, the time is 1 '～1 ' 50 " between, the bright free of pinholes of porcelain facing, bright-colored for well.
9. spray resin protection film, behind spraying resin protection film on the color thin layer, dry under the temperature about 170 ℃, the time refilled contact conductor more than 2 hours, was the finished product car plate.
The printing light-emitting film is made: allocates luminescent powder with printing solutions with 1: 1～1.3 ratio, behind the furnishing pasty state, is screen-printed on the film with 80～180 orders, and stand-by.
The printing insulating layer of thin-film is made: allocates insulating powder with printing solutions with 1: 1～1.3 ratio, behind the furnishing pasty state, is screen-printed on the film with 120～180 orders, and character that needs in the sensitization in advance on the silk screen or literal, it is stand-by to be printed as cloudy plate.
The print color layer film is made:,, is screen-printed on the film behind the furnishing pasty state with 1: 1～1.3 the ratio powder that mixes colours with printing solutions with 120～180 orders, and character that needs in the sensitization in advance on the silk screen or literal, it is stand-by to be printed as cloudy plate.
The prescription that conduction is drawn down is:
Draw powder 10% 106 times
Draw powder 10% 108 times
Aluminium powder 20～70%
Copper powder 30～40%
Silver powder 5%
Graphite 10～45%
Above-mentioned each composition weight sum is 100%.
The prescription of printing solutions is:
Ethyl cellulose 1.3～5%
Terpineol 92.4～97.7%
Above-mentioned each composition weight sum is 100%.
Technology for enamel electroluminescent number plate of the present invention saves time, the saving of labor, saves cost, reduces consuming, and reduces manual operation, improves level of mechanization, improves advantages such as yield rate.
Accompanying drawing be enamel electroluminescent number plate laminar texture scheme drawing wherein: 1 metal substrate, 2 conductions are down drawn layer, and 3 titanium white enamel layers, 4 printing insulating barriers, 5 print luminescent layers, 6 transparency conducting layers, 7 low-temperature protection layers, 8 print color layers, 9 resin protective layer, 10 insulating barriers
The structure of the enamel electroluminescent number plate that technology of the present invention is made is by metal substrate 1, electro-luminescent zones, luminous zone and four electrodes do not consist of, the character luminous district is Electro-luminescent zones, all the other zones are luminous zone not, electro-luminescent zones the and luminous zone is not all Be lamination layer structure, all be positioned at metal substrate 1 front, insulating barrier 10 is positioned at gold Belong to substrate 1 reverse side, the character luminous district and not the luminous zone can exchange change profile, The character electro-luminescent zones is by the lower layer 2 that draws of conduction, titanium white enamel layer 3, print luminous Layer 5, transparency conducting layer 6, low-temperature protection layer 7, resin protective layer 9 are compound Form, the luminous zone is by drawing layer 2, titanium white enamel layer 3, printing insulation under the conduction Layer 4, transparency conducting layer 6, low-temperature protection layer 7, print color layer 8, tree Fat protective layer 9 is composited. Four electrodes are connected on two contact conductor posts, the One contact conductor post connects an electrode, is to link to each other with metal substrate by metal connecting sheet Connect, the second contact conductor post connects three electrodes, and an electrode is to pass through metal connecting sheet Be connected with the center of conductive silver paste metal busbar on being coated on transparency conducting layer, This electrode column place is with insulation sleeve, and fixes by metallic screw, and is exhausted with metal substrate Edge, it is anti-to guide this electrode on the transparency conducting layer in metal substrate front into metal substrate Face; Two electrodes are by silver soldering sheet and the conductive silver that is coated on the transparency conducting layer in addition Slurry metal busbar two ends are connected, and are pressed on the silver soldering sheet admittedly seal screw, admittedly seal screw The cover insulation cover is simultaneously with these two electricity on the transparency conducting layer in metal substrate front The utmost point is guided the metal substrate reverse side into, and by lead-in wire and central electrode stem (namely second The contact conductor post) link to each other, these conductive silver paste metal busbar two ends are positioned at the car plate upper end The screw hole place can be used for fixedly car plate simultaneously admittedly seal screw. At the second contact conductor post Two electrodes of upper increase are to be on the safe side, and three electrodes can conduct electricity simultaneously, and And gone bad any two in three electrodes, surplus one still can conduct electricity.
Add 400Hz left and right sides 160V safe voltage at two contact conductor posts, just can make Clear soft light is sent in the characters on license plate luminous zone, and 400Hz and 160V AC power are logical Crossing an electronic inverter obtains.
The enamel electroluminescent number plate made from technology of the present invention has the following advantages:
A. luminous license plate is to be substrate with sheet metal, its profile and label symbol and existing Automotive number plate identical, have good interchangeability.
B. luminous license plate is a kind of fixed pan luminous plate of using, and visual range is 100 meters About, the visual angle is greater than 150 °.
C. luminous license plate is to use a kind of cold light source, adopts the printing of inorganic material and long-life Luminescent material, long service life.
D. luminous license plate is to have very strong seismic force, and shock-resistant, mechanical performance is strong, Acid-fast alkali-proof is suitable for using under the open-air adverse circumstances.
E. luminous license plate is to adopt domestic raw materials fully, and dependence on import is not country Save foreign exchange.
What f. luminous license plate used is the printing character emitting, and the printing color layer has technology Simply, save raw material, be easy to promote, be fit to the characteristics such as batch production.
What g. luminous license plate used is the printing character emitting, belongs in this technology special luminous Powder is difficult for imitated.
H. luminous license plate has adopted four electrodes, and is not fragile, long service life.
Embodiment 1:
Make enamel electroluminescent number plate with technology of the present invention, form by following steps:
1. at first pickling is crossed and the car plate metal substrate of the electrode lead-out tablet of burn-oning, under front spraying conduction, draw, sintering behind the reverse side spraying insulating powder, sinter point is 880～890 ℃, the time is 1 '～3 ', with porcelain facing tiny pin hole being arranged, color and luster is deceived partially for well.
2. spray the titanium white enamel layer, sintering after drawing on the layer spraying titanium white enamel layer under the conduction, 870～890 ℃ of sinter points, the time is 1 '～2 ' 30 " between, pure white with the porcelain facing light, free of pinholes, color and luster are bluish white for well.
3. paste to burn the printing insulating layer of thin-film, insulating layer of thin-film is sticked on back sintering on the titanium white enamel layer, sinter point is 880～900 ℃, and the time is 1 '～2 ' 30 " between, pure white with the porcelain facing light, free of pinholes, color and luster are bluish white for well.
4. paste to burn the printing light-emitting film, light-emitting film is sticked on back sintering on the insulating thin layer, sinter point is 570～590 ℃, and the time is 1 ' 30 "～3 ' between, being sintered into and being just to go out yellow like the little drake feather of shell, the color that transfers wild goose yolk after the cooling to is for well.
5. spray transparency conducting layer, when light-emitting film layer fresh baked, spray transparent butter of tin solution (the butter of tin solid is melted with alcohol with 1: 1 ratio) rapidly equably, finished product is the light green that is pleasing, and observe and is the rainbow shape at bright place, resistance in 500 Europe/centimetre
2For qualified.
6. be coated with conductive silver paste, sprayed the car plate behind the transparency conducting layer, must be coated with conductive silver paste at second and third, on four electrodes, before being coated with conductive silver paste, carefully remove with little file or fine sand skin earlier and draw the oxide skin that nails on, and then clean panel with absolute ethyl alcohol, treat that the ethanol volatilization is done after, retouch with regard to available pen and to be coated with the silver slurry, retouch to be placed on the electric furnace after coating and toast, temperature is unsuitable too high during beginning, between 100 ℃～170 ℃, prevents that wet silver slurry from producing pop-off, influence emitting surface, the silver slurry changes ash by deceiving later on, cool off when changing into silvery white the taking-up.
7. be coated with the low-temperature protection layer, the low-temperature transparent protective cover is sprayed on back sintering on the transparency conducting layer, sinter point is 570～590 ℃, time 1 '～3 ' between, porcelain facing is transparent bright and clean, no devitrification phenomenon.
8. paste to burn the print color thin layer, stick on the color thin layer above the low-temperature transparent protective cover and the cloudy plate alignment of insulating thin layer, back sintering, 590～610 ℃ of sinter points, the time is 1 '～1 ' 50 " between, the bright free of pinholes of porcelain facing, bright-colored for well.
9. spray resin protection film, behind spraying resin protection film on the color thin layer, under the temperature about 170 ℃, dry, 2.5～3 hours time, refill contact conductor, be the finished product car plate.
The printing light-emitting film is made: with the ratio allotment luminescent powder of printing solutions with 1: 1, behind the furnishing pasty state, be screen-printed on the film with 80 orders, the back is stand-by.
The printing insulating layer of thin-film is made: with the ratio allotment insulating powder of printing solutions, behind the furnishing pasty state, is screen-printed on the film with 120 orders with 1: 1, and character that needs in the sensitization in advance on the silk screen or literal, it is stand-by to be printed as cloudy plate.
The print color layer film is made:,, is screen-printed on the film behind the furnishing pasty state with 1: 1 the ratio powder that mixes colours with printing solutions with 120 orders, and character that needs in the sensitization in advance on the silk screen or literal, it is stand-by to be printed as cloudy plate.
The prescription that conduction is drawn down is:
Draw powder 10% 106 times
Draw powder 10% 108 times
Aluminium powder 20%
Copper powder 40%
Silver powder 5%
Graphite 15%
Above-mentioned each composition weight sum is 100%.
The prescription of printing solutions is:
Ethyl cellulose 3%
Terpineol 96%
Above-mentioned each composition weight sum is 100%.
Embodiment 2:
The processing step of present embodiment is with embodiment 1,
The prescription that conduction is drawn down is:
Draw powder 10% 106 times
Draw powder 10% 108 times
Copper powder 30%
Silver powder 5%
Graphite 45%
Above-mentioned each composition weight sum is 100%.
The prescription of printing solutions is:
Ethyl cellulose 1.3%
Alkide resin 2.6%
Terpineol 96.1%
Above-mentioned each composition weight sum is 100%.
Claims (6)
1, a kind of technology for enamel electroluminescent number plate is characterized in that being made up of following processing step:
1. at first pickling is crossed and the car plate metal substrate of the electrode lead-out tablet of burn-oning, under front spraying conduction, draw, sintering behind the reverse side spraying insulating powder, sinter point is 880～900 ℃, the time is 1 '～3 ' about;
2. spray the titanium white enamel layer, sintering after drawing on the layer spraying titanium white enamel layer under the conduction, 860～900 ℃ of sinter points, the time is 1 '～2 ' 30 " between;
3. paste and burn the printing insulating layer of thin-film, insulating layer of thin-film is sticked on back sintering on the titanium white enamel layer, sinter point is 860～920 ℃, and the time is 1 '～2 ' 30 " between;
4. paste and burn the printing light-emitting film, light-emitting film is sticked on back sintering on the insulating thin layer, sinter point is 550～620 ℃, and the time is 1 ' 30 "～3 ' between;
5. spray transparency conducting layer, when light-emitting film layer fresh baked, spray transparent butter of tin solution rapidly equably;
6. be coated with conductive silver paste, sprayed the car plate behind the transparency conducting layer, must be coated with conductive silver paste at second and third, on four electrodes, before being coated with conductive silver paste, carefully removing with little file or fine sand skin earlier and draw the oxide skin that nails on, and then clean panel with absolute ethyl alcohol, after treating that the ethanol volatilization is done, retouch with regard to available pen and to be coated with the silver slurry, retouch to be placed on the electric furnace after coating and toast, temperature is unsuitable too high during beginning, between 100 ℃～170 ℃, the silver slurry changes ash by deceiving later on, cool off when changing into silvery white the taking-up;
7. be coated with the low-temperature protection layer, the low-temperature transparent protective cover is sprayed on back sintering on the transparency conducting layer, sinter point is 580～620 ℃, time 1 '～3 ' between;
8. subsides burning print color thin layer sticks on the color thin layer above the low-temperature transparent protective cover and the cloudy plate of insulating thin layer aligns, back sintering, and 580～620 ℃ of sinter points, the time is 1 '～1 ' 50 " between;
9. spray resin protection film, behind spraying resin protection film on the color thin layer, dry under the temperature about 170 ℃, the time refilled contact conductor more than 2 hours, was the finished product car plate.
2, technology for enamel electroluminescent number plate as claimed in claim 1 is characterized in that printing light-emitting film is made as: allocate luminescent powder with printing solutions with 1: 1～1.3 ratio, behind the furnishing pasty state, be screen-printed on the film with 80～180 orders.
3, technology for enamel electroluminescent number plate as claimed in claim 1, it is characterized in that printing insulating layer of thin-film is made as: allocate insulating powder with 1: 1～1.3 ratio with printing solutions, behind the furnishing pasty state, be screen-printed on the film with 120～180 orders, character that needs in the sensitization in advance on the silk screen or literal are printed as cloudy plate.
4, technology for enamel electroluminescent number plate as claimed in claim 1, it is characterized in that the print color layer film is made as: with printing solutions with 1: 1～1.3 the ratio powder that mixes colours, behind the furnishing pasty state, be screen-printed on the film with 120～180 orders, character that needs in the sensitization in advance on the silk screen or literal are printed as cloudy plate.
5, technology for enamel electroluminescent number plate as claimed in claim 1, the prescription that draws down that it is characterized in that conducting electricity is:
Draw powder 10% 106 times
Draw powder 10% 108 times
Aluminium powder 20～70%
Copper powder 30～40%
Silver powder 5%
Graphite 10～45%
Above-mentioned each composition weight sum is 100%.
6, as claim 2 or 3 or 4 described technology for enamel electroluminescent number plate, it is characterized in that the prescription of printing solutions is:
Ethyl cellulose 1.3～5%
Alkide resin 1～2.6%
Terpineol 92.4～97.7%
Above-mentioned each composition weight sum is 100%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97111918A CN1063143C (en) | 1997-07-03 | 1997-07-03 | Technology for enamel electroluminescent number plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97111918A CN1063143C (en) | 1997-07-03 | 1997-07-03 | Technology for enamel electroluminescent number plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1204598A CN1204598A (en) | 1999-01-13 |
| CN1063143C true CN1063143C (en) | 2001-03-14 |
Family
ID=5171946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97111918A Expired - Fee Related CN1063143C (en) | 1997-07-03 | 1997-07-03 | Technology for enamel electroluminescent number plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1063143C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6926972B2 (en) | 2002-01-10 | 2005-08-09 | Basf Corporation | Method of providing an electroluminescent coating system for a vehicle and an electroluminescent coating system thereof |
| US7698842B2 (en) * | 2002-01-31 | 2010-04-20 | Volkswagen Ag | Sign, especially a number plate for a motor vehicle |
| DE10238054B4 (en) * | 2002-08-20 | 2007-08-09 | Fer Fahrzeugelektrik Gmbh | Electroluminescent shield, in particular motor vehicle license plate |
| EP2189042A1 (en) * | 2007-08-27 | 2010-05-26 | Bayer MaterialScience AG | Marking having electroluminescent lighting effect, method for the production thereof |
| CN102256404B (en) * | 2011-06-21 | 2014-08-20 | 严为民 | Manufacturing method of enamel electroluminescent component |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1067129A (en) * | 1992-07-04 | 1992-12-16 | 电子科技大学 | Closed electroluminescent screen and manufacture method thereof |
| CN2125178U (en) * | 1992-05-23 | 1992-12-16 | 中国科学院长春物理研究所 | Enamel with a.c. luminous screen |
| CN2148702Y (en) * | 1993-02-18 | 1993-12-08 | 桑喜臣 | Electroluminescent enamel raised letter number license plate and enlarged number |
| CN2151047Y (en) * | 1993-04-22 | 1993-12-29 | 上海狮龙光电技术开发研究所 | Electroluminescent enamel license plate for vehicles |
| CN2250884Y (en) * | 1996-06-25 | 1997-04-02 | 张荣兰 | Eectroluminescent vehicle licence |
| CN2256139Y (en) * | 1996-11-13 | 1997-06-11 | 秦和平 | Luminous device of advertisement or demonstrative boards |
-
1997
- 1997-07-03 CN CN97111918A patent/CN1063143C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2125178U (en) * | 1992-05-23 | 1992-12-16 | 中国科学院长春物理研究所 | Enamel with a.c. luminous screen |
| CN1067129A (en) * | 1992-07-04 | 1992-12-16 | 电子科技大学 | Closed electroluminescent screen and manufacture method thereof |
| CN2148702Y (en) * | 1993-02-18 | 1993-12-08 | 桑喜臣 | Electroluminescent enamel raised letter number license plate and enlarged number |
| CN2151047Y (en) * | 1993-04-22 | 1993-12-29 | 上海狮龙光电技术开发研究所 | Electroluminescent enamel license plate for vehicles |
| CN2250884Y (en) * | 1996-06-25 | 1997-04-02 | 张荣兰 | Eectroluminescent vehicle licence |
| CN2256139Y (en) * | 1996-11-13 | 1997-06-11 | 秦和平 | Luminous device of advertisement or demonstrative boards |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1204598A (en) | 1999-01-13 |
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