CN104862692B - A kind of low breathing runner plate of anti-depression - Google Patents
A kind of low breathing runner plate of anti-depression Download PDFInfo
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- CN104862692B CN104862692B CN201510267703.5A CN201510267703A CN104862692B CN 104862692 B CN104862692 B CN 104862692B CN 201510267703 A CN201510267703 A CN 201510267703A CN 104862692 B CN104862692 B CN 104862692B
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Abstract
This case discloses a kind of low breathing runner plate of anti-depression, and it is provided with coating using stainless steel plate as base material on the surface of stainless steel plate, and coating includes：The aluminum oxide of 30~32 parts by weight, the hafnium oxide of 30~32 parts by weight, the silica of 30~32 parts by weight, the europium oxide of 6~8 parts by weight, the silver oxide of 6~8 parts by weight, the bismuth oxide of the palladium oxide of 2~4 parts by weight and 2~4 parts by weight.This case is using stainless steel plate as base material, the coating of its outer surface is using aluminum oxide, hafnium oxide and silica as core, by introducing a variety of oxides with synergistic effect, surface strength, surface smoothness, resistance to hot pressing and anti-depression performance of the runner plate coating under High Voltage are effectively increased；By adding boron nitride, ruthenium-oxide and zinc oxide in the coating, coating itself is effectively improved to the larger temperature difference and the expansion amplitude of pressure difference, the baneful influence brought so as to the breathing that effectively overcomes runner plate overall to its own using effect and service life.
Description
Technical field
The present invention relates to a kind of insulation board, and in particular to a kind of Surface coating has the low breathing mirror of the anti-depression of modified coating
Plate.
Background technology
In the main body base material of manufacturing line road plate (PCB), it is necessary to be entered the different material of multilayer using electric press
Row pressing, the operation principle of this electric press is the tacky resin material being processed by copper foil (or aluminium foil) conductive heater, and
Not a half hour is pressure bonded to by applying certain pressure by multilayer material, so that board substrate is made, and electric press pressure is being used
During conjunction, for cost consideration, single stitching operation generally requires to press multi-disc board substrate simultaneously, and in order that multi-disc
Board substrate is not affected, it is necessary to they be overlapped, and insert a kind of special metal between them each other in pressing
Plate, it has insulation, heat transfer, support and the effect separated, and this special metallic plate with superelevation flatness is called
Runner plate.
The runner plate difference maximum with common insulation board is exactly that its surface has a kind of special coating, property of the coating to runner plate
There can be strong influence, very high to the performance requirement of runner plate in process for pressing, electric press both produces height in operation
Warm amount (is more than 300 DEG C), has very strong pressure (being more than 50MPa) again, this is accomplished by runner plate and possesses outstanding resistance to hot press performance,
I.e. runner plate is needed with very high limit tolerable temperature and the limit tolerance pressure, also, more weight, the surface palpus of runner plate
Very flat smooth can be still being kept after multiple hot pressing, surface is not recessed, not occur breathing, and at present existing
This requirement can not be also realized in technology, the runner plate of prior art typically can be about used after 150 times or so at normal temperatures, its surface
Begin to be recessed, cause runner plate to fail, and be also only capable of just having failed using about 60 times at high temperature.
The content of the invention
In view of the deficiencies of the prior art, it is an object of the invention to provide a kind of low breathing runner plate of anti-depression, its energy
The long-term use for ensureing runner plate under the conditions of HTHP is strong is enough realized, breathing is extremely low, surfacing is not recessed.
Technical scheme is summarized as follows：
A kind of low breathing runner plate of anti-depression, it is provided with painting using stainless steel plate as base material on the surface of the stainless steel plate
Layer, the coating includes the material of following parts by weight：
Preferably, the low breathing runner plate of described anti-depression, wherein, the coating also includes the oxidation of 2~4 parts by weight
Lanthanum.
Preferably, the low breathing runner plate of described anti-depression, wherein, the coating also includes the nitridation of 2~4 parts by weight
Boron.
Preferably, the low breathing runner plate of described anti-depression, wherein, the coating also includes the antimony oxide of 2~4 parts by weight
With the thallium oxide of 2~4 parts by weight.
Preferably, the low breathing runner plate of described anti-depression, wherein, the coating also includes the oxidation of 2~4 parts by weight
Ruthenium.
Preferably, the low breathing runner plate of described anti-depression, wherein, the coating also includes the oxidation of 2~4 parts by weight
Zinc.
Preferably, the low breathing runner plate of described anti-depression, wherein, the thermal linear expansion coefficient of the stainless steel plate is 12
~16ppm/ DEG C.
Preferably, the low breathing runner plate of described anti-depression, wherein, the thickness of the stainless steel plate is 0.2~3mm.
The beneficial effects of the invention are as follows：The runner plate that this case is related to is using stainless steel plate as base material, and the coating of its outer surface is with oxygen
It is core to change aluminium, hafnium oxide and silica, by introducing a variety of oxides with synergistic effect, effectively increases runner plate painting
Surface strength, surface smoothness, resistance to hot pressing and anti-depression performance of the layer under High Voltage；By add in the coating boron nitride,
Ruthenium-oxide and zinc oxide, effectively improve coating itself to the larger temperature difference and the expansion amplitude of pressure difference, so as to effectively overcome
The baneful influence that the overall breathing of runner plate is brought to its own using effect and service life.
Embodiment
With reference to embodiment, the present invention is described in further detail, to make those skilled in the art with reference to specification
Word can be implemented according to this.
This case proposes the low breathing runner plate of anti-depression of an embodiment, and it is using stainless steel plate as base material, in the stainless steel plate table
Face is provided with coating, and the coating includes the fine-powdered material of following parts by weight：
This case material therefor preferably selects nano level powder or micron powder.
As another embodiment of this case, wherein, coating also includes the lanthana of 2~4 parts by weight.Lanthana can improve coating
Mechanical strength, hardness and shock resistance at high temperature, but should be noted that the addition of lanthana should be limited, if
The addition of lanthana is less than 2 parts by weight, then can not activate its synergistic effect, it is impossible to effectively improve the machinery of coating at high temperature
Intensity, hardness and shock resistance；If the addition of lanthana is more than 4 parts by weight, lanthana can increase painting again in calcining
The internal rigid of layer, so that coating becomes fragile, weatherability is deteriorated, or depression easy to crack when coating layer thickness is uneven, so that sternly
The service life of coating is have impact on again.
As the another embodiment of this case, wherein, coating also includes the boron nitride of 2~4 parts by weight.Experiment discovery, boron nitride
Runner plate coating can be reduced to the temperature difference and the susceptibility and expansion amplitude of pressure difference, so as to reduce the breathing rate of runner plate, but equally
, the addition of boron nitride must also be limited, if the addition of boron nitride is less than 2 parts by weight, can not activate its synergistic effect,
The breathing rate of runner plate can not effectively be suppressed so that runner plate occurred as soon as after using 50 times coating surface corrugation, have cut or
Depression；If the addition of boron nitride is more than 4 parts by weight, in calcining easily rejection phenomenon occurs for boron nitride, and it can cause oxidation
Lanthanum and bismuth oxide are deposited on the bottom of coating, cause each component of coat inside to mix uneven, so that it is original to have impact on coating
Structural stability.
As the another embodiment of this case, wherein, the oxygen of antimony oxide and 2~4 parts by weight of the coating also including 2~4 parts by weight
Change thallium.Experiment finds, when antimony oxide and thallium oxide simultaneously in the presence of, both can produce synergistic effect each other, and coating is improved jointly
At high temperature, the abrasion resistance properties and surface dent resistance energy after particularly greater than 450 DEG C, if but when both only deposits one
When, then find that the lifting to coating performance does not almost have.Also, the addition of antimony oxide and thallium oxide must be strictly limited, if
Deviate preferred number range, then both can be caused the lifting to coating performance to be unable to reach optimal value.
As the another embodiment of this case, wherein, coating also includes the ruthenium-oxide of 2~4 parts by weight, and it can suppress coating and exist
The resistance to elevated temperatures of burst rate and raising coating during calcining, moreover, ruthenium-oxide may also suppress coat inside to the temperature difference, pressure
The sensitive amplitude of the breathing of difference, so that coating surface is more stable more robust.But experimental data similarly shows, the addition of ruthenium-oxide
Amount should be limited, and inappropriate addition can form negative effect on the contrary.
As the another embodiment of this case, wherein, coating also includes the zinc oxide of 2~4 parts by weight.By testing unexpected hair
Existing, zinc oxide also boron nitride and ruthenium-oxide can improve the breathing amplitude of runner plate alone or synergistically, it is hereby achieved that even more ideal
Result.Similarly, significant trace mineral supplement is acted on as one kind, its addition should be limited, and inappropriate addition is anti-
And the effect of zinc oxide can be caused to fail.
As the another embodiment of this case, wherein, the thermal linear expansion coefficient of stainless steel plate is 12~16ppm/ DEG C.Because of runner plate
Mainly for the manufacture of pcb board, and an important main material in pcb board is exactly copper coin, and the thermal linear expansion coefficient of copper is
16.7ppm/ DEG C, therefore in order to prevent copper coin from extruding corrugation occurring in hot pressing or is broken, the linear heat of runner plate in theory is swollen
Swollen coefficient should try one's best close to the thermal linear expansion coefficient of copper, but be had been surprisingly found that by experiment, true really not so, in hot pressing,
High temperature is to realize heating function by being powered, in the case where high temperature is powered, and the thermal linear expansion coefficient of different metals occurs
Deviation, different metal materials, the degree that it deviates is also different, therefore for the technical scheme of this case, the linear heat of selection
The coefficient of expansion is not optimal selection for 16.1~17ppm/ DEG C of stainless steel plate, and the thermal linear expansion coefficient of stainless steel plate is preferably
12~16ppm/ DEG C, more preferably 13~15ppm/ DEG C, most preferably 14ppm/ DEG C.Because the material of stainless steel is constituted very
Complexity, in the market has different models, and different specific compositions has different thermal linear expansion coefficients, and this case is without to stainless
The specific composition of steel plate makes restriction, only need to limit its thermal linear expansion coefficient.If the linear thermal expansion system of stainless steel plate
Number is less than 12ppm/ DEG C, then can cause the surface wrinkling of pcb board being in contact with runner plate；If the linear thermal expansion system of stainless steel plate
Number is more than 16ppm/ DEG C, then in hot pressing, crackle occurs in the surface for the pcb board being in contact with runner plate.
As the another embodiment of this case, wherein, the thickness of stainless steel plate is 0.2~3mm.The thickness of stainless steel plate is mainly determined
Determine the overall firmness of runner plate, if the thickness of stainless steel plate is less than 0.2mm, cause runner plate crushing resistance itself too low,
During hot pressing, easily it is broken；If the thickness of stainless steel plate is more than 3mm, cause the surface tension of coating excessive, in hot pressing
When, coating is also easy to produce crackle, while blocked up thickness also causes when producing PCB main board using congruent manner, single overlapping
Quantity is reduced, and thereby increases production cost.
The preparation method of runner plate is：First, weighed in proportion by above-mentioned each material and each material powder is mixed with water, with
Brush afterwards in the surface of stainless steel plate, brush thickness and be defined by energy all standing surface of steel plate, generally 10~20 μm, in indifferent gas
Calcined 2 hours in body atmosphere, at 800 DEG C, 1 hour is incubated at 200 DEG C, that is, runner plate is made.
Table one lists the not concrete composition of be the same as Example and its performance parameter of obtained runner plate：
Table one
Table two lists the concrete composition of different comparative example coatings and its performance parameter of obtained runner plate：
Table two
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details.
Claims (8)
1. a kind of low breathing runner plate of anti-depression, it is provided with coating using stainless steel plate as base material on the surface of the stainless steel plate,
The coating includes the material of following parts by weight：
2. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the coating also includes 2~4 parts by weight
Lanthana.
3. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the coating also includes 2~4 parts by weight
Boron nitride.
4. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the coating also includes 2~4 parts by weight
Antimony oxide and 2~4 parts by weight thallium oxide.
5. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the coating also includes 2~4 parts by weight
Ruthenium-oxide.
6. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the coating also includes 2~4 parts by weight
Zinc oxide.
7. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the linear thermal expansion of the stainless steel plate
Coefficient is 12~16ppm/ DEG C.
8. the low breathing runner plate of anti-depression according to claim 1, it is characterised in that the thickness of the stainless steel plate is 0.2
~3mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510267703.5A CN104862692B (en) | 2015-05-22 | 2015-05-22 | A kind of low breathing runner plate of anti-depression |
| TW104135508A TWI532853B (en) | 2015-05-22 | 2015-10-28 | Anti-depression low shrinkage mirror plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510267703.5A CN104862692B (en) | 2015-05-22 | 2015-05-22 | A kind of low breathing runner plate of anti-depression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104862692A CN104862692A (en) | 2015-08-26 |
| CN104862692B true CN104862692B (en) | 2017-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510267703.5A Active CN104862692B (en) | 2015-05-22 | 2015-05-22 | A kind of low breathing runner plate of anti-depression |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104862692B (en) |
| TW (1) | TWI532853B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105369175A (en) * | 2015-12-10 | 2016-03-02 | 苏州市嘉明机械制造有限公司 | Production technology of anti-sinking insulating thrust runner collar based on impregnation technology |
| CN105517334A (en) * | 2015-12-10 | 2016-04-20 | 苏州市嘉明机械制造有限公司 | Impregnation technology based production process of high-strength insulation runner plate |
| CN107099765B (en) * | 2017-06-16 | 2019-01-18 | 平湖市金易达机械有限公司 | A kind of production method of runner plate |
| CN112281070A (en) * | 2020-10-30 | 2021-01-29 | 中泽电气科技有限公司 | Method for preparing anti-cracking power distribution cabinet door by using 304 austenitic stainless steel material |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100522856C (en) * | 2001-08-02 | 2009-08-05 | 3M创新有限公司 | Al2O3-rare earth oxide-ZrO2/HfO2 materials and methods of making and using the same |
| CN201162045Y (en) * | 2007-12-29 | 2008-12-10 | 沈阳新松机器人自动化股份有限公司 | Laser melting thermostatic control system for high heat conductivity substrate |
| KR101929733B1 (en) * | 2011-04-13 | 2018-12-18 | 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 | Refractory object including beta alumina and processes of making and using the same |
| CN103118494B (en) * | 2013-01-29 | 2015-09-16 | 苏州市嘉明机械制造有限公司 | For the runner plate of circuit board pressing processing procedure electric press pressing |
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- 2015-05-22 CN CN201510267703.5A patent/CN104862692B/en active Active
- 2015-10-28 TW TW104135508A patent/TWI532853B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
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| CN104862692A (en) | 2015-08-26 |
| TWI532853B (en) | 2016-05-11 |
| TW201641703A (en) | 2016-12-01 |
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Effective date of registration: 20201222 Address after: 224000 group 5, shengliqiao village, CHANGDANG Town, Sheyang County, Yancheng City, Jiangsu Province Patentee after: YANCHENG JIATENG ELECTROMECHANICAL Co.,Ltd. Address before: 215000 Hengtang Youth Industrial Park, Suzhou High-tech Zone, Jiangsu Province Patentee before: SUZHOU JIAMING MACHINERY MANUFACTURING Co.,Ltd. |
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