CN110337233A - A kind of packaging type conductive high temperature resistance elastomer - Google Patents
A kind of packaging type conductive high temperature resistance elastomer Download PDFInfo
- Publication number
- CN110337233A CN110337233A CN201910588681.0A CN201910588681A CN110337233A CN 110337233 A CN110337233 A CN 110337233A CN 201910588681 A CN201910588681 A CN 201910588681A CN 110337233 A CN110337233 A CN 110337233A
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- CN
- China
- Prior art keywords
- high temperature
- temperature resistant
- bending part
- type conductive
- packaging type
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0015—Gaskets or seals
- H05K9/0016—Gaskets or seals having a spring contact
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention proposes a kind of packaging type conductive high temperature resistance elastomer, including high temperature resistant silicon calymma cotton and high temperature resistant PI screened film, high temperature resistant silicon calymma cotton upper surface is equipped with the first High temperature-resistanadhesive adhesive tape；High temperature resistant PI screened film includes the first bending part, the second bending part and third bending part interconnected, first bending part is covered on the first high-temperature plastic band, second bending part is arranged in the one side wall of high temperature resistant silicon calymma cotton, third bending part covers whole region or the partial region of the high temperature resistant silicon calymma cotton lower surface, and the second High temperature-resistanadhesive adhesive tape is equipped between the lower surface of high temperature resistant silicon calymma cotton and the third bending part.The present invention substitutes traditional silicon rubber by using high temperature resistant silicon calymma cotton, improves the tolerable temperature for inhaling wave elastomer, to improve the absorbability to interference electromagnetic wave, while being suitable for SMT patch type production technology.
Description
Technical field
The present invention relates to conductive technical fields, more particularly to a kind of packaging type conductive high temperature resistance elastomer.
Background technique
As the electrification of society is information-based, various high-frequency electronic communication devices are widely applied.Electronic device is high
The development of frequencyization and high frequency communications technology, the especially arrival in 5G epoch are integrated in component in electronic product increasingly
It is more, cause a possibility that generating interference between electronic component bigger, traditional ground connection conductive elastomer can no longer meet section
The requirement of technology development；And traditional ground connection conductive elastomer is during installation, is all using manual operation, with gluing knot
Mode is bonded, and production efficiency is low, it is therefore desirable to be improved.
Summary of the invention
Technical problem to be solved by the present invention lies in: a kind of packaging type conductive high temperature resistance elastomer is provided, not only resistance to height
Temperature, and the electromagnetic wave that electronic equipment internal component generates is absorbed, while being suitable for SMT patch type production technology.
In order to solve the above technical problems, the invention proposes a kind of packaging type conductive high temperature resistance elastomer, including high temperature resistant
Silica gel foam and high temperature resistant PI screened film, the high temperature resistant silicon calymma cotton upper surface are equipped with the first High temperature-resistanadhesive adhesive tape；It is described resistance to
High temperature PI screened film includes the first bending part, the second bending part and third bending part interconnected, first bending part
It is covered on the first high-temperature plastic band, second bending part is arranged in the one side wall of high temperature resistant silicon calymma cotton, described
Third bending part covers whole region or the partial region of the high temperature resistant silicon calymma cotton lower surface, the high temperature resistant silicon calymma
The second High temperature-resistanadhesive adhesive tape is equipped between the lower surface of cotton and the third bending part.
Further, the high temperature resistant PI screened film is plating metal PI screened film.
Further, the plating metal PI screened film includes PI screened film and plating in PI shielding film surface
Electrodeposition of metals.
Further, the electrodeposition of metals is tin plating electroplated layer.
Further, the thickness of the high temperature resistant PI screened film is less than 1mm.
Further, the tolerable temperature of first High temperature-resistanadhesive adhesive tape and the second High temperature-resistanadhesive adhesive tape be 280 DEG C or
280 DEG C or more.
Further, the high temperature resistant silicon calymma cotton is 300 DEG C or 300 DEG C of tolerable temperature or more and fire-protection rating is
The high temperature resistant silicon calymma cotton of UL94V0.
Further, gap is equipped between second bending part and the side wall of high temperature resistant silicon calymma cotton.
Above-mentioned technical proposal at least has the following beneficial effects: that the present invention substitutes tradition by using high temperature resistant silicon calymma cotton
Silicon rubber, improve inhale wave elastomer tolerable temperature, thus improve to interference electromagnetic wave absorbability, simultaneously be applicable in
In SMT patch type production technology.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of packaging type conductive high temperature resistance elastomer of the present invention.
Fig. 2 is the structural schematic diagram two of packaging type conductive high temperature resistance elastomer of the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention is described further with reference to the accompanying drawing.
As shown in Figure 1, packaging type conductive high temperature resistance elastomer of the present invention, including high temperature resistant silicon calymma cotton 1 and high temperature resistant
PI screened film 2 is equipped with the first High temperature-resistanadhesive adhesive tape 3 in 1 upper surface of high temperature resistant silicon calymma cotton；Wherein, high temperature resistant PI screened film 2 is electricity
Plating metal PI screened film, specifically, plating metal PI screened film include PI screened film and plating in PI shielding film surface
Electrodeposition of metals, electrodeposition of metals therein be tin plating electroplated layer.It is interconnected first that high temperature resistant PI screened film 2, which is divided,
Bending part 21, the second bending part 22 and third bending part 23, the first bending part 21 is covered in the first High temperature-resistanadhesive adhesive tape 3,
Second bending part 22 is arranged in the one side wall of high temperature resistant silicon calymma cotton 1, third bending part 23 is covered on high temperature resistant silica gel
The whole region of 1 lower surface of foam is equipped with the second resistance to height between the lower surface and third bending part 23 of high temperature resistant silicon calymma cotton 1
Warm adhesive tape 4.
The thickness of high temperature resistant PI screened film 2 is less than 1mm, according to the various required thicknesses of selection needed for actual use.
The highest tolerable temperature of first High temperature-resistanadhesive adhesive tape 3 and the second High temperature-resistanadhesive adhesive tape 4 be 280 DEG C or 280 DEG C with
On, according to the High temperature-resistanadhesive adhesive tape for using tolerance different temperatures needed for actual use.
The high temperature resistant that high temperature resistant silicon calymma cotton 1 is 300 DEG C or 300 DEG C of tolerable temperature or more and fire-protection rating is UL94V0
Silica gel foam.High temperature resistant silicon calymma cotton 1 is also possible to other elastic insulators resistant to high temperature and is made, such as rubber, silica gel etc..Bullet
The structure of property insulator can be porous or hollow structure.It, can when squeezing for porous or hollow structure elastic insulator
More pressure are discharged, rebound stress is reduced.The present invention substitutes traditional silicon rubber by using high temperature resistant silicon calymma cotton, improves
The tolerable temperature of wave elastomer is inhaled, the absorbability of interference electromagnetic wave is suitable for due to high temperature resistant simultaneously to improve
SMT patch type production technology.
As shown in Fig. 2, third bending part 23 can also be covered on to the partial region of 1 lower surface of high temperature resistant silicon calymma cotton,
According to selection needed for actual use, material cost is saved.
In another embodiment, the side wall of the second bending part of high temperature resistant PI screened film and high temperature resistant silicon calymma cotton it
Between be equipped with gap, such second bending part does not generate side stress to the side of high temperature resistant silicon calymma cotton, and high temperature resistant silicon calymma
Another side of cotton without high temperature resistant PI screened film, will not generate side stress at all, to make high temperature resistant silicon calymma cotton
It keeps original excellent resilience and can guarantee that rebound stress is uniform and relatively low, and compression set resistant is strong, thickness damage
Lose small, thickness loss is generally less than the 5% of original thickness.
Described is a specific embodiment of the invention, it is noted that for those skilled in the art,
Various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this hair
Bright protection scope.
Claims (8)
1. a kind of packaging type conductive high temperature resistance elastomer, which is characterized in that including high temperature resistant silicon calymma cotton and high temperature resistant PI screen
Film is covered, the high temperature resistant silicon calymma cotton upper surface is equipped with the first High temperature-resistanadhesive adhesive tape；The high temperature resistant PI screened film includes mutually interconnecting
The first bending part, the second bending part and the third bending part connect, first bending part are covered on first high-temperature plastic
It takes, second bending part is arranged in the one side wall of high temperature resistant silicon calymma cotton, and the third bending part covers the resistance to height
The whole region of warm silica gel foam lower surface or partial region, the lower surface of the high temperature resistant silicon calymma cotton and the third are rolled over
The second High temperature-resistanadhesive adhesive tape is equipped between turn of bilge.
2. packaging type conductive high temperature resistance elastomer as described in claim 1, which is characterized in that the high temperature resistant PI screened film is
Plating metal PI screened film.
3. packaging type conductive high temperature resistance elastomer as claimed in claim 2, which is characterized in that the plating metal PI screened film
Electrodeposition of metals including PI screened film and plating in PI shielding film surface.
4. packaging type conductive high temperature resistance elastomer as claimed in claim 3, which is characterized in that the electrodeposition of metals is tin plating
Electroplated layer.
5. packaging type conductive high temperature resistance elastomer as described in claim 1, which is characterized in that the high temperature resistant PI screened film
Thickness is less than 1mm.
6. packaging type conductive high temperature resistance elastomer as described in claim 1, which is characterized in that first High temperature-resistanadhesive adhesive tape with
And second the tolerable temperature of High temperature-resistanadhesive adhesive tape be 280 DEG C or 280 DEG C or more.
7. packaging type conductive high temperature resistance elastomer as described in claim 1, which is characterized in that the high temperature resistant silicon calymma cotton is
300 DEG C or 300 DEG C of tolerable temperature or more and fire-protection rating are the high temperature resistant silicon calymma cotton of UL94V0.
8. packaging type conductive high temperature resistance elastomer as described in claim 1, which is characterized in that second bending part and resistance to height
Gap is equipped between the side wall of warm silica gel foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910588681.0A CN110337233A (en) | 2019-07-02 | 2019-07-02 | A kind of packaging type conductive high temperature resistance elastomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910588681.0A CN110337233A (en) | 2019-07-02 | 2019-07-02 | A kind of packaging type conductive high temperature resistance elastomer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110337233A true CN110337233A (en) | 2019-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910588681.0A Pending CN110337233A (en) | 2019-07-02 | 2019-07-02 | A kind of packaging type conductive high temperature resistance elastomer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110337233A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783039A (en) * | 2019-11-06 | 2020-02-11 | 苏州高泰电子技术股份有限公司 | SMT conductive elastomer and preparation method thereof |
| CN112351666A (en) * | 2020-07-27 | 2021-02-09 | 深圳市卓汉材料技术有限公司 | Wrapped heat-conducting grounding elastic piece and electronic equipment |
| CN112390979A (en) * | 2020-10-20 | 2021-02-23 | 北京中石伟业科技无锡有限公司 | Preparation method of high-temperature conductive shielding silica gel foam |
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| KR100966658B1 (en) * | 2009-06-09 | 2010-06-29 | 이찬우 | Conductive two-direction connector having an excellent elasticity and manufacturing method the same |
| CN103313585A (en) * | 2013-05-24 | 2013-09-18 | 深圳市鸿富诚屏蔽材料有限公司 | Conductive foam and preparation method thereof |
| CN103945679A (en) * | 2014-03-14 | 2014-07-23 | 隆扬电子（昆山）有限公司 | Novel foam |
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| CN106852098A (en) * | 2016-10-19 | 2017-06-13 | 昆山汉品电子有限公司 | Ultra-thin conductive radiating foam and preparation method |
| CN206619706U (en) * | 2017-04-14 | 2017-11-07 | 深圳市卓汉材料技术有限公司 | One kind ground connection elastic component |
| CN208462288U (en) * | 2018-05-04 | 2019-02-01 | 深圳市佰瑞兴实业有限公司 | A kind of conductive package foam |
-
2019
- 2019-07-02 CN CN201910588681.0A patent/CN110337233A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100966658B1 (en) * | 2009-06-09 | 2010-06-29 | 이찬우 | Conductive two-direction connector having an excellent elasticity and manufacturing method the same |
| CN103313585A (en) * | 2013-05-24 | 2013-09-18 | 深圳市鸿富诚屏蔽材料有限公司 | Conductive foam and preparation method thereof |
| CN103945679A (en) * | 2014-03-14 | 2014-07-23 | 隆扬电子（昆山）有限公司 | Novel foam |
| CN105555116A (en) * | 2016-02-22 | 2016-05-04 | 深圳市鸿富诚屏蔽材料有限公司 | Conductive foam and fabrication method thereof |
| CN106852098A (en) * | 2016-10-19 | 2017-06-13 | 昆山汉品电子有限公司 | Ultra-thin conductive radiating foam and preparation method |
| CN206619706U (en) * | 2017-04-14 | 2017-11-07 | 深圳市卓汉材料技术有限公司 | One kind ground connection elastic component |
| CN208462288U (en) * | 2018-05-04 | 2019-02-01 | 深圳市佰瑞兴实业有限公司 | A kind of conductive package foam |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783039A (en) * | 2019-11-06 | 2020-02-11 | 苏州高泰电子技术股份有限公司 | SMT conductive elastomer and preparation method thereof |
| CN112351666A (en) * | 2020-07-27 | 2021-02-09 | 深圳市卓汉材料技术有限公司 | Wrapped heat-conducting grounding elastic piece and electronic equipment |
| CN112390979A (en) * | 2020-10-20 | 2021-02-23 | 北京中石伟业科技无锡有限公司 | Preparation method of high-temperature conductive shielding silica gel foam |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20191015 |