CN207040147U - A kind of electromagnetic shielding film of novel metalloid system and products thereof - Google Patents
A kind of electromagnetic shielding film of novel metalloid system and products thereof Download PDFInfo
- Publication number
- CN207040147U CN207040147U CN201720837419.1U CN201720837419U CN207040147U CN 207040147 U CN207040147 U CN 207040147U CN 201720837419 U CN201720837419 U CN 201720837419U CN 207040147 U CN207040147 U CN 207040147U
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- layer
- electromagnetic shielding
- shielding film
- radio frequency
- novel metalloid
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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
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
- H05K9/0088—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a plurality of shielding layers; combining different shielding material structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
- H05K1/0218—Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane
-
- 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
Abstract
The utility model provides a kind of electromagnetic shielding film of novel metalloid system and products thereof; including the first protection film layer, ink layer, nonmetallic functional layer, radio frequency gluing layer and the second protection film layer, first protection film layer, ink layer, nonmetallic functional layer, radio frequency gluing layer and the second protection film layer are sequentially fixedly linked.The electromagnetic shielding film of novel metalloid system provided by the utility model, with fabulous pliability, superpower mechanical performance, good conducting shielding properties, have the advantages that ultra-thin, ultralight skilful, heat-resisting weather-proof, instead of current metal system electromagnetic shielding film well.The preparation method of the electromagnetic shielding film of novel metalloid system provided by the utility model, using conventional mature technology in technique so that manufacturing process of the present utility model is simply easily realized, is easy to industrially popularization and application.
Description
Technical field
Electromagnetic shielding material preparing technical field is the utility model is related to, in particular to a kind of novel metalloid body
Electromagnetic shielding film of system and products thereof.
Background technology
With the development of the digital electronic products such as smart mobile phone, tablet personal computer, technological progress and social demand, telecommunications
Can be in large quantities using electromagnetic shielding membrane material in product circuit.
At present, in the market FPC is with the electromagnetic shielding film that main flow electromagnetic shielding film is metal system, and there is money
Source consumption is big, and manufacturing cost is too high, the features such as performance deficiency.
In view of this, it is special to propose the utility model.
Utility model content
First purpose of the present utility model is to provide a kind of electromagnetic shielding film of novel metalloid system, above-mentioned to solve
Problem, the electromagnetic shielding film of described novel metalloid system, there is fabulous pliability, superpower mechanical performance, good
Shielding properties is turned on, has the advantages that ultra-thin, ultralight skilful, heat-resisting weather-proof, instead of current metal system electromagnetic screen well
Cover film.
In order to realize above-mentioned purpose of the present utility model, spy uses following technical scheme：
A kind of electromagnetic shielding film of novel metalloid system, including the first protection film layer, ink layer, nonmetallic functional layer,
Radio frequency gluing layer and the second protection film layer, first protection film layer, ink layer, nonmetallic functional layer, nonmetallic lead
Electric adhesive layer and the second protection film layer are sequentially fixedly linked.
The electromagnetic shielding film of novel metalloid system provided by the utility model, there are five layers of superthin structure, there is pole
Good pliability, superpower mechanical performance, good conducting shielding properties, have the advantages that it is ultra-thin, ultralight skilful, heat-resisting weather-proof,
Current metal system electromagnetic shielding film is instead of well.
Preferably, first protection film layer and second protection film layer be selected from PET mould release membrances, PP mould release membrances, PBT from
One kind in type film and release liners.
Preferably, the thickness of first protection film layer and second protection film layer is 25-100 μm, and preferred thickness is
25-50μm。
Preferably, the material of the ink layer is selected from epoxy resin, polyacrylic resin, modified rubber, phenolic resin, poly-
One kind in ester resin, polyurethane resin.
Preferably, the thickness of the ink layer is 5-50 μm, preferably 20-30 μm.
Preferably, the material of the radio frequency gluing layer includes epoxy resin, polyacrylic resin, polyimides tree
One kind in fat, modified rubber, phenolic resin, polyester resin, polyurethane resin, it is dispersed with the radio frequency gluing layer
Radio frequency powder, the radio frequency powder include one kind in conductive black, CNT, graphene.
Preferably, the thickness of the radio frequency gluing layer is 5-20 μm.
Preferably, the material of the nonmetallic functional layer is in middle carbon body, boride, conducting polymer compound
One kind is prepared.
Preferably, the thickness of the nonmetallic functional layer is 2-25 μm, and preferable thickness is 5-15 μm.
A kind of photosensitive cover layer product, including the electromagnetic shielding film of the nonmetallic system of described type and outer packing, the type
The electromagnetic shielding film of nonmetallic system is packaged using outer packing.
Compared with prior art, the beneficial effects of the utility model are：
(1) electromagnetic shielding film of novel metalloid system provided by the utility model, there is fabulous pliability, superpower
Mechanical performance, good conducting shielding properties, have the advantages that ultra-thin, ultralight skilful, heat-resisting weather-proof, instead of well current
Metal system electromagnetic shielding film.
(2) preparation method of the electromagnetic shielding film of novel metalloid system provided by the utility model, use in technique
Conventional mature technology so that manufacturing process of the present utility model is simply easily realized, is easy to industrially popularization and application.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the electromagnetic shielding film structural representation of novel metalloid system provided by the utility model.
Reference：
The protection film layers of 1- first；2- ink layers；The nonmetallic functional layers of 3-；
4- radio frequency gluing layers；5 second protection film layers.
Embodiment
The technical solution of the utility model is clearly and completely retouched below in conjunction with the drawings and specific embodiments
State, it will be appreciated by those skilled in the art that following described embodiment is the utility model part of the embodiment, without
It is whole embodiments, is merely to illustrate the utility model, and is not construed as limiting the scope of the utility model.Based on this practicality
Embodiment in new, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of the utility model protection.Unreceipted actual conditions person in embodiment, according to normal condition or manufacturer
It is recommended that condition carry out.Agents useful for same or the unreceipted production firm person of instrument, it is the routine that can be obtained by commercially available purchase
Product.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
A kind of electromagnetic shielding film of novel metalloid system of the utility model embodiment, including the first diaphragm 1
Layer, ink layer 2, nonmetallic functional layer 3, radio frequency gluing layer 4 and the second protection film layer 5,1 layer of first diaphragm,
Ink layer 2, nonmetallic functional layer 3, radio frequency gluing layer 4 and the second protection film layer 5 are sequentially fixedly linked.
Wherein, nonmetallic functional layer 3 is main shield functional layer, conductive, radiating, shields and has superelevation mechanical strength,
And carrying effect is played to ink layer 2 and radio frequency gluing layer 4, carbon body in nonmetalloid film, boride, lead
One kind in electric high-molecular compound is made, and thickness is 2-25 μm.
Ink layer 2 has the function of insulation, is epoxy resin, polyacrylic resin, modified rubber, phenolic resin, polyester
One or more of mixtures in resin, polyurethane resin, thickness are 5-50 μm.
Radio frequency gluing layer 4 is made up of adhesive main body and the conducting powder being distributed in adhesive main body, foregoing
Conductive adhesive layer is made up of adhesive main body and radio frequency powder body material.Adhesive main body is modified epoxy, polypropylene
One or more of mixing in acid resin, polyimide resin, modified rubber, phenolic resin, polyester resin, polyurethane resin
Thing；Radio frequency powder body material is conductive black, CNT, graphene, one kind of organic functions high polymer material or
Compound；The thickness of Conductive adhesive layer is 5-20 μm.
The electromagnetic shielding film of novel metalloid system provided by the utility model, there are five layers of superthin structure, there is pole
Good pliability, superpower mechanical performance, good conducting shielding properties, have the advantages that it is ultra-thin, ultralight skilful, heat-resisting weather-proof,
Current metal system electromagnetic shielding film is instead of well.
In a kind of preferred embodiment of the utility model, 1 layer of first diaphragm and second diaphragm
5 one kind in PET mould release membrances, PP mould release membrances, PBT mould release membrances and release liners of layer.
PET mould release membrances are a kind of commonly used materials of thermal transfer, and ground is PET, are formed by being coated with silicone oil so also crying
Silicon oil membrane.General thickness is from 25um to 150um.There is cold and hot point torn with the mute face of light, handled by antistatic and anti-scratch, product
With good adsorptivity and stickiness.
PP, prepared by polypropylene is by propylene polymerization a kind of thermoplastic resin.PP mould release membrances are that a kind of ground is PP
Mould release membrance.
PBT, polybutylene terephthalate (PBT), English name polybutylene terephthalate (abbreviation PBT), category
It is by 1.4-pbt butanediols (1.4-Butylene glycol) and terephthalic acid (TPA) (PTA) or to benzene two in polyester series
Formic acid esters (DMT) polycondensation forms, and arrives opaque, crystal type thermoplastic poly via milky is translucent made of mixing program
Ester resin.With being referred to as thermoplastic polyester, or saturated polyester together with PET.PBT mould release membrances are the mould release membrances that a kind of ground is PBT.
In a kind of preferred embodiment of the utility model, 1 layer of first diaphragm and second diaphragm
The thickness of layer 5 is 25-100 μm, and preferred thickness is 25-50 μm.
The thickness control of diaphragm is at 25-100 μm, preferably 25-50 μm, in order to avoid influence the pliability of screened film.
In a kind of preferred embodiment of the utility model, the ink layer 2 is selected from epoxy resin, polyacrylic acid tree
One kind in fat, modified rubber, phenolic resin, polyester resin, polyurethane resin.
In a kind of preferred embodiment of the utility model, the thickness of the ink layer 2 is 5-50 μm, and this practicality is new
It is 20-30 μm in a kind of preferred embodiment of type.
In a kind of preferred embodiment of the utility model, the radio frequency gluing layer 4, including adhesive with
And the radio frequency powder in adhesive is dispersed in, it is furthermore preferred that the adhesive is selected from modified epoxy, polyacrylic acid
One kind in resin, polyimide resin, modified rubber, phenolic resin, polyester resin, polyurethane resin, it is furthermore preferred that described
The one kind of radio frequency powder in conductive black, CNT, graphene.
Wherein, conducting polymer compound is selected from polyacetylene, polybutadiene alkynes, polyparaphenylene, poly-phenylene vinylene (ppv), poly- thiophene
One kind in fen, polythiofuran derivative, polyaniline, polyphenylene sulfide, polyphenylene oxide.
In a kind of preferred embodiment of the utility model, the thickness of the radio frequency gluing layer 4 is 5-20 μ
m。
In a kind of preferred embodiment of the utility model, the nonmetallic functional layer 3 is selected from middle carbon body, boronation
One kind in thing, conducting polymer compound is prepared.
In a kind of preferred embodiment of the utility model, the thickness of the nonmetallic functional layer 3 is 2-25 μm, this
Thickness is 5-15 μm in a kind of preferred embodiment of utility model.
A kind of photosensitive cover layer product, including the electromagnetic shielding film of the nonmetallic system of described type and outer packing, the type
The electromagnetic shielding film of nonmetallic system is packaged using outer packing.
The preparation method of the electromagnetic shielding film of described novel metalloid system, comprises the following steps：(1) in nonmetallic work(
The layer of ink 2 that oils is rolled up in the side of ergosphere 3, solidifies ink layer 2 through oven drying, non-in the opposite side coating of nonmetallic functional layer 3
Metallic conduction adhesive layer 4, is incorporated to oven drying；
(2) 1 layer of the first diaphragm and the second protection film layer 5 are bonded on ink layer 2 and radio frequency gluing layer 4, is received
Roll up and produce.
Embodiment 1
The preparation method of the electromagnetic shielding film for the novel metalloid system that the present embodiment is provided, comprises the following steps：
(1) the 5 μm of ink layers 2 (epoxy resin) that oil are rolled up in the side of 2 μm of nonmetallic functional layer 3 (carbon body), through drying
Case, which is dried, solidifies ink layer 2, and 5 μm of (epoxy resin of radio frequency gluing layer 4 are coated with the opposite side of nonmetallic functional layer 3
Interior dispensing of conductive carbon black), it is incorporated to oven drying；
(2) on ink layer 2 and radio frequency gluing layer 4 be bonded 25 μm 1 layer of the first diaphragm (PET mould release membrances) and
25 μm of second protection film layer 5 (PET mould release membrances), winds and produces.
Embodiment 2
The preparation method of the electromagnetic shielding film for the novel metalloid system that the present embodiment is provided, comprises the following steps：
(1) 50 μm of (the polyacrylic acid trees of ink layer 2 that oil are rolled up in the side of 25 μm of nonmetallic functional layer 3 (boride)
Fat), solidify ink layer 2 through oven drying, 20 μm of radio frequency gluing layers 4 are coated with the opposite side of nonmetallic functional layer 3
(distribution CNT in phenolic resin), is incorporated to oven drying；
(2) on ink layer 2 and radio frequency gluing layer 4 be bonded 100 μm 1 layer of the first diaphragm (PP mould release membrances) and
100 μm of second protection film layer 5 (PP mould release membrances), winds and produces.
Embodiment 3
The preparation method of the electromagnetic shielding film for the novel metalloid system that the present embodiment is provided, comprises the following steps：
(1) the 20 μm of ink layers 2 (modified rubber) that oil are rolled up in the side of 5 μm of nonmetallic functional layer 3 (boride), through drying
Case, which is dried, solidifies ink layer 2, and 10 μm of (polyimides of radio frequency gluing layer 4 are coated with the opposite side of nonmetallic functional layer 3
Distribution graphene in resin), it is incorporated to oven drying；
(2) on ink layer 2 and radio frequency gluing layer 4 be bonded 25 μm 1 layer of the first diaphragm (PBT mould release membrances) and
25 μm of second protection film layer 5 (PBT mould release membrances), winds and produces.
Embodiment 4
The preparation method of the electromagnetic shielding film for the novel metalloid system that the present embodiment is provided, comprises the following steps：
(1) the 30 μm of ink layers 2 that oil are rolled up in the side of 15 μm of nonmetallic functional layer 3 (conducting polymer compound) (to change
Property rubber), solidify ink layer 2 through oven drying, nonmetallic functional layer 3 opposite side be coated with 20 μm of radio frequency gluings
Layer 4 (distribution graphene in polyimide resin), is incorporated to oven drying；
(2) 50 μm of the first diaphragm 1 layer (release liners) and 50 μ are bonded on ink layer 2 and radio frequency gluing layer 4
The second protection film layers of m 5 (release liners), wind and produce.
Experimental example properties of product detect
The electromagnetic shielding film of nonmetallic system prepared by embodiment 1-4 is entered using the quality inspection standard shown in table 1
Row quality testing.
The quality inspection standard of table 1
Testing result shows that the electromagnetic shielding film items test result of nonmetallic system provided herein can reach
Corresponding index, and completely without metal material is used, it is a kind of new screened film, has saved the consumption of metal, it is green.
Although illustrate and describing the utility model with specific embodiment, but it will be appreciated that various embodiments above
Only to illustrate the technical solution of the utility model, rather than its limitations；It will be understood by those within the art that：Not
In the case of spirit and scope of the present utility model, the technical scheme described in foregoing embodiments can be repaiied
Change, equivalent substitution either is carried out to which part or all technical characteristic；And these modifications or replacement, do not make corresponding skill
The essence of art scheme departs from the scope of various embodiments of the utility model technical scheme；It is, therefore, intended that in appended claims
Include belonging to all these substitutions and modifications in the scope of the utility model.
Claims (10)
1. a kind of electromagnetic shielding film of novel metalloid system, it is characterised in that including the first protection film layer, ink layer, non-gold
Function of dominant layer, radio frequency gluing layer and the second protection film layer, first protection film layer, ink layer, nonmetallic functional layer,
Radio frequency gluing layer and the second protection film layer are sequentially fixedly linked.
2. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that first diaphragm
Layer and the one kind of second protection film layer in PET mould release membrances, PP mould release membrances, PBT mould release membrances, release liners.
3. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that first diaphragm
Layer and the thickness of second protection film layer are 25-100 μm.
4. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that the material of the ink layer
The one kind of matter in epoxy resin, polyacrylic resin, modified rubber, phenolic resin, polyester resin, polyurethane resin.
5. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that the thickness of the ink layer
Spend for 5-50 μm.
6. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that the radio frequency
The material of adhesive layer includes epoxy resin, polyacrylic resin, polyimide resin, modified rubber, phenolic resin, polyester tree
One kind in fat, polyurethane resin, is dispersed with radio frequency powder in the radio frequency gluing layer, described nonmetallic to lead
Electric powder includes one kind in conductive black, CNT, graphene.
7. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that the radio frequency
The thickness of adhesive layer is 5-20 μm.
8. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that the nonmetallic function
The one kind of the material of layer in middle carbon body, boride, conducting polymer compound is prepared.
9. the electromagnetic shielding film of novel metalloid system according to claim 1, it is characterised in that the nonmetallic function
The thickness of layer is 2-25 μm.
10. a kind of photosensitive cover layer product, it is characterised in that including the nonmetallic system of type described in claim any one of 1-9
Electromagnetic shielding film and outer packing, the electromagnetic shielding film of the nonmetallic system of type be packaged using outer packing.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720837419.1U CN207040147U (en) | 2017-07-11 | 2017-07-11 | A kind of electromagnetic shielding film of novel metalloid system and products thereof |
| KR2020187000026U KR20190000746U (en) | 2017-07-11 | 2018-02-09 | New non-metallic electromagnetic wave shielding film and flexible circuit board |
| PCT/CN2018/075981 WO2019010973A1 (en) | 2017-07-11 | 2018-02-09 | Novel nonmetal-system electromagnetic shielding film and preparation method therefor, and flexible printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720837419.1U CN207040147U (en) | 2017-07-11 | 2017-07-11 | A kind of electromagnetic shielding film of novel metalloid system and products thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207040147U true CN207040147U (en) | 2018-02-23 |
Family
ID=61467185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720837419.1U Active CN207040147U (en) | 2017-07-11 | 2017-07-11 | A kind of electromagnetic shielding film of novel metalloid system and products thereof |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR20190000746U (en) |
| CN (1) | CN207040147U (en) |
| WO (1) | WO2019010973A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135641A (en) * | 2017-07-11 | 2017-09-05 | 苏州城邦达力材料科技有限公司 | A kind of electromagnetic shielding film of novel metalloid system and preparation method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109694664A (en) * | 2019-01-25 | 2019-04-30 | 苏州佳值电子工业有限公司 | Part conduction multifunctional ceiling optical cement band |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080053512A1 (en) * | 2006-08-30 | 2008-03-06 | Koji Kawashima | Back sheet for photovoltaic modules and photovoltaic module using the same |
| GB0622060D0 (en) * | 2006-11-06 | 2006-12-13 | Hexcel Composites Ltd | Improved composite materials |
| CN101765357A (en) * | 2008-11-07 | 2010-06-30 | 南通芯迎设计服务有限公司 | Electromagnetic shielding shell |
| CN104507301A (en) * | 2014-12-16 | 2015-04-08 | 苏州城邦达力材料科技有限公司 | Electromagnetic shielding film with metal coating and manufacturing technique of electromagnetic shielding film |
| CN205430758U (en) * | 2015-12-18 | 2016-08-03 | 苏州城邦达力材料科技有限公司 | Electromagnetic shield membrane suitable for high frequency signal |
| CN107135641A (en) * | 2017-07-11 | 2017-09-05 | 苏州城邦达力材料科技有限公司 | A kind of electromagnetic shielding film of novel metalloid system and preparation method thereof |
-
2017
- 2017-07-11 CN CN201720837419.1U patent/CN207040147U/en active Active
-
2018
- 2018-02-09 WO PCT/CN2018/075981 patent/WO2019010973A1/en active Application Filing
- 2018-02-09 KR KR2020187000026U patent/KR20190000746U/en not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135641A (en) * | 2017-07-11 | 2017-09-05 | 苏州城邦达力材料科技有限公司 | A kind of electromagnetic shielding film of novel metalloid system and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019010973A1 (en) | 2019-01-17 |
| KR20190000746U (en) | 2019-03-22 |
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