CN108165095A - A kind of ink and its localization method of quick positioning base material reverse side reference position - Google Patents
A kind of ink and its localization method of quick positioning base material reverse side reference position Download PDFInfo
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- CN108165095A CN108165095A CN201711455488.7A CN201711455488A CN108165095A CN 108165095 A CN108165095 A CN 108165095A CN 201711455488 A CN201711455488 A CN 201711455488A CN 108165095 A CN108165095 A CN 108165095A
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- Prior art keywords
- ink
- color
- photoinitiator
- dyestuff
- changing composition
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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
- C09D11/50—Sympathetic, colour changing or similar inks
-
- 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
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
-
- 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
- H05K1/0266—Marks, test patterns or identification means
- H05K1/0269—Marks, test patterns or identification means for visual or optical inspection
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The present invention relates to a kind of ink and its localization method of quick positioning ink figure layer base material reverse side reference position, wherein ink includes the color-changing composition of color distortion degree before and after raising ink UV photocurings, the color-changing composition includes photoinitiator and dyestuff, and the weight ratio of photoinitiator and dyestuff is 1：（0.1‑1）, wherein photoinitiator is Hexaarylbisimidazolecompounds photoinitiator, and the dyestuff is malachite green dyestuff.After the color-changing composition of the present invention is applied in ink, be coated with ink circuit board cured by ultraviolet light after become " light blue to bluish violet ", the infrared CCD automatic recognition system available for LDI equipment identifies contraposition, infrared CCD automatic identification rate 100%.
Description
Technical field
The invention belongs to circuit board preparation field, method more particularly to quick locating circuit board reverse side and applied
Ink specifically is related to a kind of ink and its localization method of quick positioning ink figure layer base material reverse side reference position.
Background technology
Traditional at present is to be punched or fixed the film or other machinery contrapositions with substrate, and traditional ink now can not
Meet the requirement of LDI techniques discoloration identification contraposition.
General common photosensitive ink can be light blue for milky, and the part after exposure is to become " lilac ", but with not feeling
The contrast of light part can not form significant difference, so there are None- identified contrapositions in LDI techniques.
In the prior art, in the technology for preparing photosensitive resin, such as CN201510596317.0 discloses a kind of welding resistance
Photosensitve resin composition, which employs 12~14wt% of photoinitiator and 3.5~4.5wt% of dyestuff as ingredient therein, but
It is its solves the problems, such as it is that photosensitive dry film is made to have between good mechanical property, curing rate fast, solder mask and wiring board to deposit
The bubble the problems such as, since the photoinitiator type that it is used and dyestuff mismatch, so not solving asking for photosensitive identification
Topic.
It is against corrosion that Chinese patent application CN200610165254.4 discloses a kind of photo-curing ink-jet for printed circuit board
Agent, wherein radical photoinitiator is applied, such as benzoin, benzil, α, α '-dimethyl benzil ketals, α, α-two
Acetophenone, 2- hydroxy-2-methyl -1- phenylacetones, 1- hydroxy cyclohexyl phenylketones, 2- hydroxy-2-methyl -1- are to hydroxyl
Ethyl ether phenylacetone, 2- methyl 1- (4- first mercaptophenyl) -2- morpholine 1- acetone, 2- benzyl -2- dimethylamino -1- (4-
Morpholinyl phenyl) 1- butanone, 2,4,6- trimethylbenzoyl ethoxyl phenenyl phosphorous oxides, 2,4,6- trimethyl benzoyl diphenyls
Base phosphine oxide, bis- (2,4,6- trimethylbenzoyl) phenyl phosphine oxides, 4- to toluene sulfydryl benzophenone, benzophenone, 2,
4,6- tri-methyl benzophenones, 4- methyl benzophenones, 4,4 '-bis- (dimethylamino) benzophenone, 4,4 '-bis- (lignocaines)
Benzophenone, 4,4 '-bis- (methyl, ethylamino) benzophenone, isopropyl thioxanthone, 2- chlorothiaxanthenones, the chloro- 4- third of 1-
Oxygroup thioxanthone, 2,4- diethyl thioxanthones, 2- ethyl hydrazine；Cationic photoinitiator, such as double detergent alkylate iodine
Salt, long-chain alkoxy base diphenyl iodnium, bis- (4,4 '-thioether triphenyl sulphur) hexafluoro antimonates, Phenylsulfanylphenyl hexichol
Base sulphur hexafluoro antimonate, bis- (4,4 '-thioether triphenyl sulphur) hexafluorophosphates, Phenylsulfanylphenyl diphenyl sulphur hexafluoro phosphorus
Hydrochlorate, η 6- isopropylbenzene cyclopentadienyl iron hexafluorophosphates apply blue or green dye, and blue dyes is such as：Acid bright blue 2G, weak acid
Property indigo plant AS, acid blue 2G, Acid Blue 78, acid sky blue v, acid gorgeous indigo plant R, acid blue G, Weakly Acid Blue 5R, tracid cyanine
GR, Acid Complex Blue GGN, direct blue 2B, direct fast blue FRL, Disperse Blue BGL, disperse dark blue H-3G, disperse blue FFR, dispersion
Bright blue HBF, Disperse Blue 2BLN, disperse brilliant blue G；Green dye such as vat brilliant green 3B, vat brilliant green 2G, Vat Olive Green B, vulcanization
Bright green GB, Viride Nitens.
The patent application photoinitiator and dyestuff solve the problems, such as be make ink resist have good demoulding,
Hardening time is short, high resolution, can utilize the technology of ink-jet, and ink-jet resist be sprayed on to the specific region of copper-clad plate, and light is solid
Anti-etching figure is formed after change.Curing film hardness obtained is high, flexibility is good, and with good corrosion stability.
At present in photosensitive-ink field, the ink of circuit board is particularly prepared with LDI techniques, there are no can solve very well
High discrimination and the ink and color-changing composition of quick positioning base material reverse side reference position.
To solve using LDI techniques during circuit board is prepared so that reverse side can be accurately positioned and photosensitive contraposition
The problem of, technical scheme of the present invention solves this by carrying out formula adjustment to photosensitive-ink and the color-changing composition applied
Problem.
Invention content
In order to solve the above technical problems, the change the present invention provides color distortion degree before and after a kind of raising ink UV photocurings
Color composition, the color-changing composition include photoinitiator and dyestuff, and the weight ratio of photoinitiator and dyestuff is 1：(0.1-1),
Middle photoinitiator is Hexaarylbisimidazolecompounds photoinitiator, and the dyestuff is malachite green dyestuff.
Preferably, in above-mentioned color-changing composition, the Hexaarylbisimidazolecompounds photoinitiator is hexa-aryl bi-imidazole class light
Initiator, the hexa-aryl bi-imidazole photoinitiator are adjacent chloro hexa-aryl bi-imidazole (BCIM), 2,2 '-two O-methoxy benzene
One or both of base -4,4 ' -5,5 '-tetraphenyl -1,2 '-diimidazole (BMOIM).
Preferably, in above-mentioned color-changing composition, the weight ratio of photoinitiator and dyestuff is 1：(0.1-0.5), particularly preferably
, the weight ratio of photoinitiator and dyestuff is 1：0.4.
The present invention prepares ink by the way that photoinitiator and dyestuff to be combined to the composition of acquisition and exists so as to solve ink
Color distortion is notable before and after UV photocurings, which is used for the photosensitive work of LDI techniques after can realizing ink coating circuit board
The alignment issues of industry process.
Circuit board reverse side is developed the color by UV light after calibration region, and the color of the calibration region after colour developing can be by LDI equipment
Accurately, quick identification realizes that circuit board reverse side accurately can quickly determine reference position before UV photocurings so that circuit board the
The photosensitive action in two faces smoothly completes.
The precondition of the calibration region of LDI equipment identification colour developing is that color after the colour developing of calibration region will reach can
Identified, this requires color to meet certain requirements.Then since some time, photosensitive-ink circuit board does not all well solve
Problem, and specific photoinitiator and specific dyestuff that said program uses solve the problems, such as this.
The present invention also provides the significant ink of color distortion before and after a kind of UV photocurings, the ink prepares raw material packet
Containing above-mentioned color-changing composition, and color-changing composition accounts for that prepare the weight percent of raw material be 5-15%, preferably 6-9%.
Preferably, above-mentioned ink is prepared in raw material, also comprising UV-cured resin, polymerization initiator and diluent,
Filler, dispersion stabilizer, colorant, thixotropic agent, antifoaming agent, antihalation agent, levelling agent, adhesive, polymerization inhibitor, fire retardant,
It macromolecule dispersing agent and prevents one or more in oxidant.The ingredient of addition is determines according to actual conditions.
Preferably, above-mentioned ink is prepared in raw material, and the UV-cured resin is acrylic copolymer and epoxy third
The weight ratio of the mixture of olefin(e) acid, wherein acrylic copolymer and epoxy acrylic is 1：(0.2-5), UV-cured resin accounts for
The mass percent of total weight of printing ink is 30-60%.
Preferably, above-mentioned ink is prepared in raw material, epoxidation of the epoxy acrylic with the epoxy group of 2 or more
Close object.
Preferably, above-mentioned ink is prepared in raw material, and polymerization initiator is tert-butyl hydroperoxide, 2- t-butyl peroxies
Compound, lauryl peroxide, benzoyl peroxide, two carbonic ester of diisopropyl peroxide, azodiisobutyronitrile, 2,
It is one or more in 2 '-azobisisobutylonitrile acid methyl esters, azo dicyano valeronitrile, triphenylphosphine.
Preferably, above-mentioned ink is prepared in raw material, and the diluent is organic solvent, and the organic solvent is preferably first
Methyl ethyl ketone methyl ketone, cyclohexanone, toluene, dimethylbenzene, ethyl acetate, butyl acetate, ethyl cellosolve acetate, butyl glycol second
It is one or more in ether acetic acid ester, propylene glycol methyl ether acetate, dialkyl group glycol ethers.
The present invention also provides a kind of circuit boards, it is characterised in that the positive and negative of the circuit board is coated with above-mentioned oil
Ink.
The present invention also provides a kind of method of quick positioning base material reverse side reference position, the method includes by above-mentioned oil
Ink is coated on the positive and negative of circuit board, is changed colour with the reverse side ink that ultraviolet light is circuit board, then with infrared CCD automatic identification system
System identification positioning.
Beneficial effects of the present invention
The present invention color-changing composition be applied to ink in after, be coated with ink circuit board cured by ultraviolet light after become
It is with the identification contraposition of infrared CCD automatic recognition system, infrared CCD automatic identification rate in equipment for " light blue to bluish violet "
100%.
The ink of the present invention is because contain color-changing composition, so that the circuit board of coating printing ink can be using LDI
It is quickly positioned in technique process, and accurate positioning.
The color-changing composition of the present invention employ Hexaarylbisimidazolecompounds photoinitiator or aryl sulphur father-in-law's salt photoinitiator and
Malachite green dyestuff or Crystal Violet Dye, the composition are applied to become best identified after can realizing ultraviolet irradiation after in ink
Color improves the identified accuracy rate of circuit board reverse side.
Specific embodiment
Substance in example below is that market is commercially available.
Embodiment 1：The preparation of color-changing composition
The color-changing composition comprising Hexaarylbisimidazolecompounds photoinitiator and dyestuff is prepared respectively and comprising aryl sulphur father-in-law's salt
The composition of photoinitiator and dyestuff.
The specific formula of each color-changing composition such as the following table 1：
1 color-changing composition formula table of table
Wherein photoinitiator ITX is 2- isopropyl thioxanthones, and photoinitiator 907 is 2- methyl-1s-[4- methylthio phenyls
Base] -2- Lin Ji -1- acetone.
Embodiment 2：UV ink is prepared using color-changing composition
By acrylic copolymer and epoxy acrylic using weight ratio as 1：2 ratio is mixed, and is taken 50g, is then added in
Tert-butyl hydroquinone compound 0.03g adds in the methyl ethyl ketone of 10g, is separately added into above-mentioned color-changing composition 7g, then
Appropriate BYK-333 levelling agents, appropriate KS-66 antifoaming agent, suitable talcum powder are added, the total weight for realizing ink is 100g,
Grinding distribution obtains the ink containing different color-changing compositions.
In the preparation of above-mentioned ink, during different color-changing compositions prepares ink, each ink formulations only change oil
Color-changing composition kind in ink, other compositions, which are not done, to be changed.
Ink is prepared respectively using above-mentioned color-changing composition and the above method, and ink is then coated to circuit board respectively
Then positive and negative carries out ultraviolet light curing, identified and aligned with infrared CCD automatic recognition system, calculates recognition accuracy.
Color-changing composition that each ink is applied and the recognition effect realized are referring to such as the following table 2.
Ink and its recognition accuracy of ink prepared by the application color-changing composition of table 2
| Ink serial number | Color-changing composition serial number | Recognition accuracy |
| Y01 | B01 | 100% |
| Y02 | B02 | 87% |
| Y03 | B03 | 91% |
| Y04 | B04 | 100% |
| Y05 | B05 | 84% |
| Y06 | B06 | 88% |
| Y07 | B07 | 83% |
| Y08 | B08 | 81% |
| Y09 | B09 | 38% |
| Y10 | B10 | 43% |
| Y11 | B11 | 55% |
It by experiment, determines the discrimination highest for including color-changing composition B01 and B04, reaches 100%, and include other
The ink of color-changing composition is unable to reach 100% discrimination.
By adjusting the ratio of photoinitiator and dyestuff in color-changing composition B01 and B04, find the two weight ratio 1：
(0.2-5) is capable of the efficiency of 100% discrimination, the weight percent of color-changing composition B01 and B04 in printing ink composition into
Row adjustment, its discrimination can reach 100% in the range of 5-15%.
Claims (8)
1. the color-changing composition of color distortion degree, the color-changing composition include photoinitiator before and after a kind of raising ink UV photocurings
And dyestuff, the weight ratio of photoinitiator and dyestuff is 1：（0.1-1）, wherein photoinitiator is that Hexaarylbisimidazolecompounds are light-initiated
Agent, the dyestuff are malachite green dyestuff.
2. color-changing composition according to claim 1, it is characterised in that the six Aryimidazoles photoinitiator is six virtues
The double imidazoles photoinitiators of base, the hexa-aryl bi-imidazole photoinitiator are adjacent chloro hexa-aryl bi-imidazole（BCIM）、2,2’-
Two o-methoxyphenyls -4,4 ' -5,5 '-tetraphenyl -1,2 '-diimidazole（BMOIM）One or both of.
3. color-changing composition according to claim 1, it is characterised in that the weight ratio of photoinitiator and dyestuff is 1：（0.1-
0.5）.
4. the significant ink of color distortion before and after a kind of UV photocurings, the raw material for preparing of the ink includes claim 1-3
Color-changing composition described in one, and color-changing composition account for prepare raw material weight percent be 5-15%, preferably 6-9%.
5. ink according to claim 4, it is characterised in that preparing for ink includes UV-cured resin, gathers in raw material
Close initiator and diluent, filler, dispersion stabilizer, colorant, thixotropic agent, antifoaming agent, antihalation agent, levelling agent, bonding
It agent, polymerization inhibitor, fire retardant, macromolecule dispersing agent and prevents one or more in oxidant.
6. ink according to claim 5, it is characterised in that the UV-cured resin is acrylic copolymer and ring
The mixture of oxypropylene acid, the wherein weight ratio of acrylic copolymer and epoxy acrylic are 1：（0.2-5）, ultraviolet light curing tree
The mass percent that fat accounts for total weight of printing ink is 30-60%.
7. a kind of circuit board, it is characterised in that the positive and negative of the circuit board is coated with claim 4-6 any one of them
Ink.
8. a kind of method of quick positioning base material reverse side reference position, the method includes will be described in claim any one of 4-6
Ink be coated on the positive and negative of circuit board, the reverse side ink for making circuit board with ultraviolet light changes colour, then known automatically with infrared CCD
Other system identification positioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711455488.7A CN108165095B (en) | 2017-12-28 | 2017-12-28 | Ink for quickly positioning back reference position of substrate and positioning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711455488.7A CN108165095B (en) | 2017-12-28 | 2017-12-28 | Ink for quickly positioning back reference position of substrate and positioning method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108165095A true CN108165095A (en) | 2018-06-15 |
| CN108165095B CN108165095B (en) | 2020-12-18 |
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| CN201711455488.7A Active CN108165095B (en) | 2017-12-28 | 2017-12-28 | Ink for quickly positioning back reference position of substrate and positioning method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102186643A (en) * | 2008-08-21 | 2011-09-14 | 因诺瓦动力学股份有限公司 | Enhanced surfaces, coatings, and related methods |
| CN101386599B (en) * | 2008-10-31 | 2012-05-23 | 王宝湖 | Hexaarylbisimidazoles compounds, preparation method and application thereof and composition containing thereof |
| CN103543608A (en) * | 2009-02-26 | 2014-01-29 | 日立化成工业株式会社 | Photosensitive resin composition, and photosensitive element, resist pattern formation method and printed circuit board production method each utilizing same |
| CN107501442A (en) * | 2017-08-15 | 2017-12-22 | 宁波七诺新材料科技有限公司 | For 3D printing technique by visible light-initiated photoinitiator composite and application |
-
2017
- 2017-12-28 CN CN201711455488.7A patent/CN108165095B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102186643A (en) * | 2008-08-21 | 2011-09-14 | 因诺瓦动力学股份有限公司 | Enhanced surfaces, coatings, and related methods |
| CN101386599B (en) * | 2008-10-31 | 2012-05-23 | 王宝湖 | Hexaarylbisimidazoles compounds, preparation method and application thereof and composition containing thereof |
| CN103543608A (en) * | 2009-02-26 | 2014-01-29 | 日立化成工业株式会社 | Photosensitive resin composition, and photosensitive element, resist pattern formation method and printed circuit board production method each utilizing same |
| CN107501442A (en) * | 2017-08-15 | 2017-12-22 | 宁波七诺新材料科技有限公司 | For 3D printing technique by visible light-initiated photoinitiator composite and application |
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| CN108165095B (en) | 2020-12-18 |
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