CN107189545A - A kind of copper-nickel alloy of one-component silk-screen dielectric ink - Google Patents
A kind of copper-nickel alloy of one-component silk-screen dielectric ink Download PDFInfo
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- CN107189545A CN107189545A CN201710484950.XA CN201710484950A CN107189545A CN 107189545 A CN107189545 A CN 107189545A CN 201710484950 A CN201710484950 A CN 201710484950A CN 107189545 A CN107189545 A CN 107189545A
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- Prior art keywords
- silk
- nickel alloy
- copper
- dielectric ink
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
- C09D11/104—Polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
- C09D11/103—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds of aldehydes, e.g. phenol-formaldehyde resins
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The present invention provides a kind of silk-screen dielectric ink that PTFE dielectric films are substituted for electronic product copper-nickel alloy radome, according to percentage by weight, including:Epoxy modified polyester resin 60 ~ 70%, amino resins 5 ~ 15%, color essence 5 ~ 10%, anti-settling agent 1 ~ 3%, DBE environmentally friendly solvents 5 ~ 15%, adhesive agent 1 ~ 3%, levelling agent 1 ~ 2%, defoamer 1 ~ 2%.A kind of silk-screen dielectric ink for substituting PTFE dielectric films for electronic product copper-nickel alloy radome is simple and convenient when using, insulation values are high, suitable with PTFE, while the film anti scuffing, pliability is good, shock resistance, bending can reach 0T, be adapted to punch process after silk-screen, suitable for mobile phone, the insulation function of electronic product copper-nickel alloy radome, the technique of the former technique patch PTFE film insulation of substitution, reaches the high efficiency of batch production.
Description
Technical field
The present invention relates to technical field of ink, more particularly to a kind of copper-nickel alloy silk of the one-component of alternative PTFE film insulation
Print dielectric ink and its preparation method and application.
Background technology
Mobile phone, the electronic product component such as GPS operationally can produce electromagnetic wave, and existing needs to prevent electromagnetic interference
（EMI）, to the element and LCM on pcb board rise shielding action the problem of, because component radome is made of copper-nickel alloy, to prevent
Copper-nickel alloy contact original paper causes short circuit, and shielding cover inner surface needs insulation processing, is typically now to paste one layer in shielding cover inner surface
PTFE film insulate, and reaches component and pcb board, carries out signal shielding between other elements, prevents from interfering, cause signal
The problem of transmission, what telecommunications industry, Medical Devices, notebook, mobile phone etc. are widely applied.But radome is all with patch at present
The mode of conjunction bonds PTFE film in shielding cover inner surface, and low construction efficiency also has the problem of pasting inclined, plane pastes well shaped face not
The problem of fitting well.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of copper-nickel alloy of one-component silk-screen dielectric ink, and the present invention is adopted
Dielectric ink resistance reaches 1012Ω, can meet insulating requirements, be imprinted on ink by the way of 150 mesh half tone silk-screens
Shield on cover inner surface, Gu thickness only can just reach the insulation effect of PTFE film in 10 ~ 12um or so after roasting, then strike out
Type, it is to avoid attaching process, reaches and insulate, and proof voltage impact is high, purpose of efficiently constructing.Admittedly roasting speed is fast.Through 90 at 220 DEG C
Second can just solidify, excellent performance, overcome the various defects of above-mentioned PTFE film insulation.
Technical scheme is as follows：
A kind of copper-nickel alloy of one-component silk-screen dielectric ink, according to percentage by weight, including following components：
Epoxy modified polyester resin 60 ~ 70%
Amino resin 5 ~ 15%
Color essence 5 ~ 10%
Anti-settling agent 1 ~ 3%
DBE solvents 5 ~ 15%
Adhesive agent 1 ~ 3%
Organic silicon auxiliary agent 2 ~ 4%.
Preferably, the epoxy modified polyester resin is epoxide modified saturated polyester resin, it is highly preferred that described epoxy
Modified saturated polyester resin is the 371 of Xinhua Resin Factory, Shanghai.
Preferably, described Amino resin is the special Cymel303 of U.S.'s cyanogen.
Preferably, described color essence, it is highly preferred that described color essence is insulation color essence, the insulation color spermatophore includes Guangzhou
The golden yellow essence of high temperature resistant anti-migration insulation, insulation green essence, the insulation black essence of Wei Qing Chemical Industry Science Co., Ltd of city, preferably its
Middle one kind..
Preferably, the anti-settling agent is aerosil.It is highly preferred that described aerosil wins wound for Germany
Di Gaosha A200.
Preferably, described DBE environmentally friendly solvents are the DBE of Dupont.
Preferably, the adhesive agent are phosphate adhesive agent.It is highly preferred that the extraordinary chemical industry of described U.S. Lu Borun
2063。
Preferably, the organic silicon auxiliary agent includes silicone levelling agent and organic silicon defoamer.It is highly preferred that institute
The silicone levelling agent stated is the BYK333 of Bi Ke companies of Germany, and described organic silicon defoamer is Bi Ke companies of Germany
BYK067AA, can also select other organosilicon auxiliary agents commonly used in the art.
A kind of copper-nickel alloy preparation method of silk-screen dielectric ink of described one-component, comprises the following steps：
S1. to epoxy modified polyester resin low whipping speed to add anti-settling agent under 800~1000 revs/min of rotating speed, then carry
High rotating speed is to 1600~1800 revs/min, and stirring is cooled to after normal temperature to being uniformly dispersed, each component is passed through for 20~50 minutes
Upper three-roller is ground to fineness≤10um, obtains semi-finished product；
S2. color essence is added in semi-finished product, it is Amino resin, adhesive agent, organic silicon auxiliary agent, well mixed, stirring
Speed is stirring 5~15 minutes under 800~1000 revs/min；
S3. DBE solvents are added, is stirred 5~15 minutes in the case where controlling mixing speed for 800~1000 revs/min, adjusts viscosity
To 6000 ~ 8000mpa.s/25 DEG C, finished product is filtered and packaged to obtain with 200 mesh filter screens after stirring.
A kind of copper-nickel alloy silk-screen dielectric ink of described one-component copper-nickel alloy on make the application of insulating compound.
By implementing above technical scheme, with following technique effect：It is white that one kind that the present invention is provided is used for electronic product
On copper shield cover, the silk-screen dielectric ink of PTFE dielectric films is substituted, the 371 of Xinhua Resin Factory, Shanghai are used, on copper-nickel alloy
Adherence is good, also with pliability it is good the characteristics of, can be bent and tested by 0T, improve pressworkability, while it is beautiful to arrange in pairs or groups
The special Cymel303 Amino resins of state's cyanogen, improve hardness and chemical-resistant after curing of coating, also with outstanding
Impact resistance, pliability, weatherability and hydrolytic resistance, in post-processing such as punching press, cleaning is difficult to scratch during assembling.Insulate color
Smart tinting strength, tinting power is good, and a small amount of addition can just reach color developing effect, and be obviously improved the insulating properties of ink；Germany wins wound Di Gaosha
A200 aerosils to be nano level, in coating material production, storage also has anti-settling effect in transportation, during silk-screen
With resist sagging, it is more convenient construction, sagging when preventing silk-screen is conducive to product quality stable；German Bi Ke companies
BYK333 is silicone levelling agent, is mixed well with saturated polyester resin, and can help levelling, prevents copper-nickel alloy from constructing
When the oil resistant that does not produce totally of surface clean etc. it is bad, will not be also layered after film forming, improve surface uniformity, planarization.
BYK067AA is defoamer, prevents the bubble produced during silk-screen.DBE is low toxic and environment-friendly solvent, and ambient influnence is smaller, while can be with
Prevent from bubbling during high-temperature baking.
Embodiment
In order to be better understood from technical scheme, the embodiment that the present invention is provided is described below in detail.
Epoxide modified saturated polyester resin described in each embodiment is the 371 of Xinhua Resin Factory, Shanghai, methyl-etherified amino
Resin is the special Cymel303 of U.S.'s cyanogen, and insulation color spermatophore includes the high temperature resistant anti-migration of Guangzhou Wei Qing Chemical Industry Science Co., Ltd
The golden yellow essence of insulation, the green essence of insulation, insulation black essence or smart from the color of other colors according to the actual requirements, anti-settling agent is moral
A200 aerosils, the phosphate adhesive agent that state wins wound Di Gaosha are that the 2063 of the extraordinary chemical industry of U.S. Lu Borun, solvent is
The DBE of Dupont, silicone levelling agent are that the BYK333 of German Bi Ke companies, organic silicon defoamer are German Bi Ke public
The BYK067AA of department.In other preferred embodiments, the conventional auxiliary agent in this area, such as mask agent, colouring agent can be added.
Embodiment one
S1. add and add under the rotating speed that epoxide modified saturated polyester resin 60Kg low whipping speeds are 800 revs/min in agitator
Enter anti-settling agent 3Kg, then improve rotating speed to 1600 revs/min, stirring is cooled to after normal temperature upper three-roller in 50 minutes to being uniformly dispersed
Fineness≤10um is ground to, semi-finished product are obtained；
S2. the golden yellow essence 10Kg of insulation is added in semi-finished product, it is Amino resin 5Kg, phosphate adhesive agent 3Kg, organic
Silicon class levelling agent 2Kg, organic silicon defoamer 2Kg, well mixed, mixing speed is 800 revs/min, is stirred 15 minutes；
S3. add solvent 15Kg, control mixing speed to be 800 revs/min, stir 15 minutes, adjustment viscosity to 6000 ~
8000mpa.s/25 DEG C, filtered and packaged after mixing uniformly with 200 mesh filter screens.
Embodiment two
S1. add and add under the rotating speed that epoxide modified saturated polyester resin 70Kg low whipping speeds are 900 revs/min in agitator
Enter anti-settling agent 1Kg, then improve rotating speed to 1700 revs/min, stirring is cooled to after normal temperature upper three-roller in 40 minutes to being uniformly dispersed
Fineness≤10um is ground to, semi-finished product are obtained；
S2. insulation black essence 5Kg is added in semi-finished product, it is Amino resin 15Kg, phosphate adhesive agent 1.5Kg, organic
Silicon class levelling agent 1.5Kg, organic silicon defoamer 1Kg, well mixed, mixing speed is 900 revs/min, is stirred 10 minutes；
S3. add solvent 5Kg, control mixing speed to be 900 revs/min, stir 10 minutes, adjustment viscosity to 6000 ~
8000mpa.s/25 DEG C, filtered and packaged after mixing uniformly with 200 mesh filter screens.
Embodiment three
S1. added in agitator under the rotating speed that epoxide modified saturated polyester resin 67Kg low whipping speeds are 1000 revs/min
Anti-settling agent 2Kg is added, then improves rotating speed to 1800 revs/min, stirring is cooled to upper three roller after normal temperature in 20 minutes to being uniformly dispersed
Machine is ground to fineness≤10um, obtains semi-finished product；
S2. the green essence 8Kg of insulation, Amino resin 10Kg, phosphate adhesive agent 1Kg, organosilicon are added in semi-finished product
Class levelling agent 1Kg, organic silicon defoamer 1.5Kg, well mixed, mixing speed is 1000 revs/min, is stirred 5 minutes；
S3. add solvent 9.5Kg, control mixing speed to be 1000 revs/min, stir 5 minutes, adjustment viscosity to 6000 ~
8000mpa.s/25 DEG C, filtered and packaged after mixing uniformly with 200 mesh filter screens.
Embodiment is yellow, the coloured thick liquid such as green black, and the copper-nickel alloy of prepared one-component is exhausted with silk-screen
Edge ink silk screen printing solidifies on copper-nickel alloy material, investigates the performance of ink, its performance test results is shown in Table 1 for 90 seconds at 220 DEG C.
Method for testing performance is as follows：
Fineness：By national standard《The measure of GB6753.1.3-2007 colored paints, varnish and printing-ink fineness of grind》Test；
Viscosity：Tested, tested by U.S.'s ASTM D2196-1999 methods with rotation viscometer；
Adhesive force：By national standard《The frame experiment of GB9286-1998 paint and varnish paint films》Test；
Hardness：By national standard《GB6739-2006 hardness of film pencil determination methods》Test；
Pliability：Press《GB/ T 1731-1993 paint film flexibility determination methods》Test；
Impact resistance：Press《GB/T 20624.1-2006 paint film impact resistance determination methods》Test；
Abrasion-resistant：RCA175 gram force friction testings are pressed with paper tape tester；
Stamping resistance oil：Press《The measure of GB/T9274-1998 paint and varnish resistant to liquid media》Test；
It is water-fast：Press《GB T 1733-1993》Paint film water resistance determines the test of Division A League Matches of French Football method；
Resistance to ethanol：By 500 grams/cm of power, 99.6% alcohol rubs one and is back-calculated once back and forth, 2 ~ 3 centimetres of stroke；
Thermal conductivity measurement：Press《GB/T5598-2015 beryllia ceramics Measured Results of Thermal Conductivity methods》Test；
Resistance measurement：Press《HG/T3331-1985 insulated paint paint film specific volume resistances and surface resistivity determination method》Survey
Examination；
Proof voltage：Press《HG/T3330-1985 insulated paint paint film breakdown strength determination methods》Test；
A kind of copper-nickel alloy of one-component prepared by the embodiment of table 1 and comparative example silk-screen dielectric ink testing result:
Pass through above-mentioned test result, it is seen that the copper-nickel alloy of this kind of one-component silk-screen dielectric ink, curing rate good with fineness
It hurry up, adhesive force is strong, hardness is high, and pliability is good, and anti-impact pressure, scratch resistance is good, wear-resisting, and stamping resistance oil is good, and water-wash resistance is excellent, resistance to alcohol
Excellent, thermal conductivity factor is high, the advantage in terms of insulating properties is good.
A kind of copper-nickel alloy of the one-component provided above the embodiment of the present invention has carried out detailed Jie with silk-screen dielectric ink
Continue, for those of ordinary skill in the art, according to the thought of the embodiment of the present invention, in specific embodiments and applications
It will change, in summary, this specification content should not be construed as limiting the invention.
Claims (9)
1. a kind of copper-nickel alloy of one-component silk-screen dielectric ink, it is characterised in that according to percentage by weight, including：
Epoxy modified polyester resin 60 ~ 70%
Amino resin 5 ~ 15%
Color essence 5 ~ 10%
Anti-settling agent 1 ~ 3%
DBE solvents 5 ~ 15%
Adhesive agent 1 ~ 3%
Organic silicon auxiliary agent 2 ~ 4%.
2. the copper-nickel alloy of one-component as claimed in claim 1 silk-screen dielectric ink, it is characterised in that the epoxide modified polyester tree
Fat is epoxide modified saturated polyester resin.
3. the copper-nickel alloy of one-component as claimed in claim 1 silk-screen dielectric ink, it is characterised in that the anti-settling agent is gas phase two
Silica.
4. the copper-nickel alloy of one-component as claimed in claim 1 silk-screen dielectric ink, it is characterised in that the adhesive agent are phosphate
Adhesive agent.
5. the copper-nickel alloy of one-component as claimed in claim 1 silk-screen dielectric ink, it is characterised in that the organic silicon auxiliary agent bag
Include silicone levelling agent and organic silicon defoamer.
6. the copper-nickel alloy of one-component as claimed in claim 1 silk-screen dielectric ink, it is characterised in that the color essence is insulation color
Essence.
7. the copper-nickel alloy of one-component as claimed in claim 6 silk-screen dielectric ink, it is characterised in that the insulation color spermatophore includes gold
One of which in yellow essence, green essence, black essence.
8. a kind of preparation method of the copper-nickel alloy silk-screen dielectric ink of the one-component described in claim 1 to 7 any one, it is special
Levy and be, comprise the following steps：
S1. to epoxy modified polyester resin low whipping speed to add anti-settling agent under 800~1000 revs/min of rotating speed, then carry
High rotating speed is to 1600~1800 revs/min, and stirring is cooled to after normal temperature to being uniformly dispersed, each component is passed through for 20~50 minutes
Upper three-roller is ground to fineness≤10um, obtains semi-finished product；
S2. color essence is added in semi-finished product, it is Amino resin, adhesive agent, organic silicon auxiliary agent, well mixed, stirring
Speed is stirring 5~15 minutes under 800~1000 revs/min；
S3. DBE solvents are added, is stirred 5~15 minutes in the case where controlling mixing speed for 800~1000 revs/min, adjusts viscosity
To 6000 ~ 8000mpa.s/25 DEG C, finished product is filtered and packaged to obtain with 200 mesh filter screens after stirring.
9. a kind of application of the copper-nickel alloy silk-screen dielectric ink of the one-component described in claim 1 to 7 any one, is as white
The insulating compound of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710484950.XA CN107189545A (en) | 2017-06-23 | 2017-06-23 | A kind of copper-nickel alloy of one-component silk-screen dielectric ink |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710484950.XA CN107189545A (en) | 2017-06-23 | 2017-06-23 | A kind of copper-nickel alloy of one-component silk-screen dielectric ink |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912829A (en) * | 2018-08-01 | 2018-11-30 | 广东和润新材料股份有限公司 | The preparation method of insulating radiation ink and insulating radiation shielding case |
| CN109266094A (en) * | 2018-08-01 | 2019-01-25 | 广东和润新材料股份有限公司 | The preparation method of heat dissipation ink and the shielding case that radiates |
| CN110373061A (en) * | 2019-06-25 | 2019-10-25 | 深圳市科美达迈斯科技有限公司 | One-component silk-screen dielectric ink for electronic product copper-nickel alloy shielding case insulating film |
| CN110484056A (en) * | 2019-09-18 | 2019-11-22 | 上海维衡精密电子股份有限公司 | For the ink of shielding case insulating layer, shielding case insulating layer processing technology and device |
| CN112389046A (en) * | 2020-11-17 | 2021-02-23 | 广东和润新材料股份有限公司 | Processing technology of double-layer film material belt with film pasting and film coating |
| CN117210051A (en) * | 2023-09-28 | 2023-12-12 | 广东科美达新材料科技有限公司 | Automobile wood grain holographic texture optical intelligent display screen silk-screen printing ink and preparation method thereof |
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| CN104327594A (en) * | 2014-08-28 | 2015-02-04 | 徐若谷 | Insulation black printing ink capable of eliminating ITO line shadow and manufacturing method thereof |
| CN104513593A (en) * | 2014-12-20 | 2015-04-15 | 江门市阪桥电子材料有限公司 | Thermosetting white resistance welding material |
| CN105062203A (en) * | 2015-08-31 | 2015-11-18 | 洋紫荆油墨(中山)有限公司 | Waterproof single-component glass printing ink and preparation method thereof |
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| CN102618033A (en) * | 2012-03-28 | 2012-08-01 | 成都多吉昌新材料有限公司 | Composition, LED (light-emitting diode) circuit board substrate comprising same and preparation method thereof |
| CN104327594A (en) * | 2014-08-28 | 2015-02-04 | 徐若谷 | Insulation black printing ink capable of eliminating ITO line shadow and manufacturing method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912829A (en) * | 2018-08-01 | 2018-11-30 | 广东和润新材料股份有限公司 | The preparation method of insulating radiation ink and insulating radiation shielding case |
| CN109266094A (en) * | 2018-08-01 | 2019-01-25 | 广东和润新材料股份有限公司 | The preparation method of heat dissipation ink and the shielding case that radiates |
| CN108912829B (en) * | 2018-08-01 | 2021-04-16 | 广东和润新材料股份有限公司 | Insulating heat-dissipation ink and preparation method of insulating heat-dissipation shielding case |
| CN109266094B (en) * | 2018-08-01 | 2021-07-09 | 广东和润新材料股份有限公司 | Preparation method of heat dissipation ink and heat dissipation shielding case |
| CN110373061A (en) * | 2019-06-25 | 2019-10-25 | 深圳市科美达迈斯科技有限公司 | One-component silk-screen dielectric ink for electronic product copper-nickel alloy shielding case insulating film |
| CN110484056A (en) * | 2019-09-18 | 2019-11-22 | 上海维衡精密电子股份有限公司 | For the ink of shielding case insulating layer, shielding case insulating layer processing technology and device |
| CN112389046A (en) * | 2020-11-17 | 2021-02-23 | 广东和润新材料股份有限公司 | Processing technology of double-layer film material belt with film pasting and film coating |
| CN117210051A (en) * | 2023-09-28 | 2023-12-12 | 广东科美达新材料科技有限公司 | Automobile wood grain holographic texture optical intelligent display screen silk-screen printing ink and preparation method thereof |
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Application publication date: 20170922 |