CN104228314B - Drawing method is shone in a kind of Novel net plate exposure - Google Patents
Drawing method is shone in a kind of Novel net plate exposure Download PDFInfo
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- CN104228314B CN104228314B CN201410481266.2A CN201410481266A CN104228314B CN 104228314 B CN104228314 B CN 104228314B CN 201410481266 A CN201410481266 A CN 201410481266A CN 104228314 B CN104228314 B CN 104228314B
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Abstract
The present invention relates to a kind of Novel net plate exposure and shine drawing method.The method: first, makes PET film sheet；Secondly, the substrate processing clean stainless (steel) wire precoats a component photoresists post-drying, and when printing surface scratches, gross thickness reserves 1um, then coating b component photoresists twice, PET film is the most slowly applied up simultaneously and enter drying, when continuing to dry to tack-free close to PET film sheet of tearing after drying；Finally, can expose to tack-free when continuing to dry close to the organic diaphragm of PET of tearing after drying, light exposure the lower limit that value is light exposure peak value is set, prepared needed for the stainless steel half tone of printed pattern.The inventive method uses full automatic precision coating machine and directional light printer, the flatness of the photoresists face being coated with out due to this technique is the most excellent, ionization plus exposure mask sheet surface processes, the half tone made made is more smooth than traditional half tone surface, and the duplication of figure is more accurate.
Description
Technical field
The present invention relates to printing technology, particularly relate to a kind of Novel net plate exposure and shine drawing method.
Background technology
Silk-screen printing technique is a kind of ancient civilization, is a kind of flourishing long time industry, extensively applies in the productive life of people.The high development of electron trade the most in recent years, screen printing process has obtained good application, occur in that vivifying scene, requirement to half tone precision simultaneously proposes the highest requirement, has promoted plate-making industry and the development of material, but has changed ten thousand times without leaving the original aim or stand, the basic structure of half tone is eternal, that is exactly, and screen frame, bites grenadine and blueprint photosensitive material is integrated, and three is indispensable.Screen frame is to ensure that the supporter of constant-tension, and grenadine is the carrier of photoresists, just because of these intrinsic characteristics, make is limited on the Micropicture of electron trade, just seems the most difficult in printing live width less than below 30um.Current traditional various screen printing techniques have a disadvantage in that
1) photoresists are a kind of fluids, and on coating bridge formation silk screen, opening portion branch sagging shrinks and causes surface indentation, and namely the conventional surface irregularity degree Rz value mentioned is big.
2) surface irregularity degree directly influences the making of fine pattern and printing process overflows generation bridging or figure expands.
3) high due to the production environment operating cost of constant temperature and humidity, it is all to make under ten thousand grades of non-constant temperature and humidities that conventional half tone makes, under conditions of spring and summer high humidity, easily there is local bond in mask sheet and dry-film resist, exposure pumping process air residual causes cannot be closely sealed, cause exposure process and be easily generated survey exposure, dimension of picture minus deviation, affects printing precision.
The defect existed is made for traditional handicraft, the present invention proposes a kind of the most closely sealed method reducing half tone face Rz and the mask film and photoresists, use the photoresists of two kinds of different performances, by the way of net is shone in secondary coating, improve the performance of light guide plate half tone, overcome easy line in prior art, break, lose the problems such as plate；The phenomenon of pin hole it is easily generated when avoiding exposure imaging；Void print, broken string, short circuit etc. during printing are stopped bad；Improve resistance to print, extend service life, reduce production cost.
Summary of the invention
It is an object of the invention to provide a kind of solution half tone lithography process photoresists face (printing surface) irregularities, what the air residual of blueprint vacuum was brought affects distortion, and drawing method is shone in the Novel net plate exposure of the requirement meeting the printing of existing electron trade fine pattern.
For achieving the above object, the technical scheme is that drawing method is shone in a kind of Novel net plate exposure, comprise the steps,
S1: make PET film sheet: cut out the PET film that a piece of size is suitable with half tone area, then spools that to put into scraper standby；
S2: precoat a component photoresists post-drying in the substrate processing clean stainless (steel) wire, and when the printing surface blade coating of the substrate of stainless (steel) wire, gross thickness reserves 1um, then coating b component photoresists twice, PET film described in step S1 is the most slowly applied up simultaneously and form three-decker, then enter drying, when continuing to dry to tack-free close to PET film sheet of tearing after drying；
S3: blueprint: first the medicine face to mask film is made ionization and processed, and drops low-surface-energy, it is ensured that with the good contact of photoresists face during blueprint, printing down light exposure the peak value lower limit that value is light exposure is set, it is ensured that the permeability of the figure that develops；
S4: prepare the stainless steel half tone of required printed pattern.
In embodiments of the present invention, the PET film sheet in described step S1 uses the sheet material making the capillary film, and its surface processes through ionization, has extremely low surface energy, has in glued membrane heating process resist sagging effect, to guarantee the planarization on surface.
In embodiments of the present invention, in described step S2, a component photoresists are the photoresists with high image resolution and overpass；Described a component photoresists use diazonium photaesthesia optical cement.
In embodiments of the present invention, in described step S2, b component photoresists are the photoresists with excellent solvent resistance, levelability and wearability；Described b component photoresists use diazonium photaesthesia optical cement.
In embodiments of the present invention, in described step S2, the mode of precoating a group photoresists is: first the ink surface in the substrate of stainless (steel) wire scratches together, then at the printing surface blade coating twice of the substrate of stainless (steel) wire.
In embodiments of the present invention, in described step S3, medicine face to mask film is made ionization and is processed, and can ensure that the most closely sealed of in the environment of hot and humid mask film and dry-film resist.
In embodiments of the present invention, in described step S4, stainless steel half tone is stainless steel composite halftone.
In embodiments of the present invention, the three-decker in described step S2, its upper strata is stainless (steel) wire, and centre is the superimposed layer of a component photoresists and b component photoresists, and lower floor is PET film layer.
Compared to prior art, the method have the advantages that
1. this Technological adaptability is wide, and the half tone being suitable for various model makes；
Manufacturing of the most particularly suitable precision graphic, eliminates the line on tradition half tone manufacture craft fine pattern, broken string, shade, edge sawtooth, indivedual figure to as defects such as loss；
3. combining full-automatic accurate coating machine and directional light printer uses, the half tone patterned surface flat smooth of the making made, dimension of picture is the most accurate.
Accompanying drawing explanation
Fig. 1 is that general photoresists technique is coated with drying effect figure.
Fig. 2 is the effect structure figure of the present invention.
Fig. 3 is that photoresists of the present invention are coated with drying effect figure.
Fig. 4 is that photoresists of the present invention are coated with stainless steel composite halftone design sketch
Accompanying drawing illustrates: 11 is stainless steel silk thread, and 12 is dry-film resist, and 21 is stainless (steel) wire, 22 is a component photoresists, and 23 is b component photoresists, and 24 is PET film, 31 is string diameter, and 32 is dry-film resist, and 41 is metallic aluminium frame, 42 is polyester grenadine, 43 is composite surface, and 44 is accurate stainless (steel) wire, and D1 is stainless (steel) wire, a component photoresists, b component photoresists and the gross thickness of PET mould release membrance, D2 is a component photoresists thickness, and D3 is b component photoresists thickness.
Detailed description of the invention
Below in conjunction with the accompanying drawings, technical scheme is specifically described.
Drawing method is shone in a kind of Novel net plate exposure of the present invention, comprises the steps,
S1: make PET film sheet: cut out the PET film that a piece of size is suitable with half tone area, then spools that to put into scraper standby；
S2: precoat a component photoresists post-drying in the substrate processing clean stainless (steel) wire, and when the printing surface blade coating of the substrate of stainless (steel) wire, gross thickness reserves 1um, then coating b component photoresists twice, PET film described in step S1 is the most slowly applied up simultaneously and form three-decker (as shown in Figure 2), then enter drying, when continuing to dry to tack-free close to PET film sheet of tearing after drying；
In described step S2, the mode of precoating a group photoresists is: first the ink surface in the substrate of stainless (steel) wire scratches together, then at the printing surface blade coating twice of the substrate of stainless (steel) wire；Described PET film is coated in full-automatic coating machine and completes, it is ensured that the uniformity of coating；Described PET film uses the most excellent organic film of a kind of surface flatness that 3M company produces；
S3: blueprint: first the medicine face to mask film is made ionization and processed, and drops low-surface-energy, it is ensured that with the good contact of photoresists face during blueprint, printing down light exposure the peak value lower limit that value is light exposure is set, it is ensured that the permeability of the figure that develops；This blueprint process uses directional light printer；
S4: prepare the stainless steel half tone of required printed pattern, this stainless steel half tone is stainless steel composite halftone or all steel net half tone (is the half tone made as shown in Figure 4, this half tone includes: metallic aluminium frame 41, polyester grenadine 42, composite surface 43, accurate stainless (steel) wire 44), the centre that is configured to of stainless steel composite halftone is high-accuracy stainless (steel) wire, surrounding is polyester webs, then be bonded on metallic aluminium frame constitute one can realize fine printing film version.(composite halftone is widely used a kind of novel high-accuracy printing screen plate in electron trade in recent years, and its producing principle is that the feature of the low elongation fine utilizing the high-tension of polyester webs and stainless (steel) wire perfectly combines)
PET film sheet in described step S1 uses the sheet material making the capillary film, and its surface processes through ionization, has extremely low surface energy, has in glued membrane heating process resist sagging effect, to guarantee the planarization on surface.
In described step S2, a component photoresists are the photoresists with high image resolution and overpass；Described a component photoresists use diazonium photaesthesia optical cement, it is mainly composed of PVAC (polyvinyl acetate functional group) and PVOH (polyvinyl alcohol functional group), when adding matched light-sensitive material, there is photochemical reaction characteristic, thus realize the making of figure.It is characterized in that film speed is fast, resolving power good, has bigger exposure latitude；Photoresists described in the present embodiment select the NSZ-85S photoresists of Zhong Ye company of Japan production, Li Tian company to produce KS-104 photoresists.Excellent by implementing resolution and overpass, graph outline tangent line is clear.
In described step S2, b component photoresists are the photoresists with excellent solvent resistance, levelability and wearability；Described b component photoresists use diazonium photaesthesia optical cement, and its main component is similar to a component photoresists, but the proportioning in component is different, add Trace Fluoride cellulosic material simultaneously, make photoresists have higher wear resistence, lubricity and discrete feature；The KD-F35 photoresists that Japanese chestnut field company produces selected by described photoresists, are improved by enforcement wear resistence, water proofing property, lubricity, discreteness
In described step S3, medicine face to mask film is made ionization and is processed, and can ensure that the most closely sealed of in the environment of hot and humid mask film and dry-film resist.
In conjunction with Fig. 1, Fig. 2, shown Fig. 1 is the effect after heritage optical cement is dried, owing to photoresists are suspended from silk screen, the unsettled part in perforate, and Baking out shrinks and causes depression, causes the irregularities of integral surface.A kind of Novel net plate for the present invention shown in Fig. 2 exposes in printing down procedure, the three-decker formed: upper strata is stainless (steel) wire 21, centre is the superimposed layer of a component photoresists 22 and b component photoresists 23, lower floor is the sandwich structure of PET film layer 24, described PET film, as substrate, reaches surfacing smooth.Shown in Fig. 3, photosensitive layer is by the capillary effect of PET film, and the surfacing making glued membrane is smooth.
Above example is had to can be seen that, The embodiment provides in a kind of Novel net plate exposure printing down procedure, described PET film is the most slowly applied up and forms three-decker: upper strata is stainless (steel) wire 21, centre is the superimposed layer of a component photoresists 22 and b component photoresists 23, lower floor is the sandwich structure of PET film layer 24, described mask film has through surface ionization process, overcome the difficult problem such as closely sealed of the mask film of surface irregularity that prior art half tone makes and exposure blueprint process, the final flatness improving half tone surface and the purpose of accurate reproduction artwork shape, improve the quality of print product.
The above is the preferred embodiment of the present invention; it it is noted that and those skilled in the art are said, on the premise of without departing from the technology of the present invention principle; can also make some improvement and replacement, these improve and replace and also should be regarded as protection scope of the present invention.
Claims (5)
1. drawing method is shone in a Novel net plate exposure, it is characterised in that: comprise the steps,
S1: make PET film sheet: cut out the PET film that a piece of size is suitable with half tone area, then spools that to put into scraper standby；Described PET film sheet uses the sheet material making the capillary film, and its surface processes through ionization, has extremely low surface energy, has in glued membrane heating process resist sagging effect, to guarantee the planarization on surface；
S2: precoat a component photoresists post-drying in the substrate processing clean stainless (steel) wire, and when the printing surface blade coating of the substrate of stainless (steel) wire, gross thickness reserves 1um, then coating b component photoresists twice, PET film described in step S1 is the most slowly applied up simultaneously and form three-decker, then enter drying, when continuing to dry to tack-free close to PET film sheet of tearing after drying；
S3: blueprint: first the medicine face to mask film is made ionization and processed, and drops low-surface-energy, it is ensured that with the good contact of photoresists face during blueprint, printing down light exposure the peak value lower limit that value is light exposure is set, it is ensured that the permeability of the figure that develops；
S4: prepare the stainless steel half tone of required printed pattern；
In described step S2, a component photoresists are the photoresists with high image resolution and overpass；Described a component photoresists use diazonium photaesthesia optical cement；
In described step S2, b component photoresists are the photoresists with solvent resistance, levelability and wearability；Described b component photoresists use diazonium photaesthesia optical cement.
Drawing method is shone in a kind of Novel net plate exposure the most according to claim 1, it is characterized in that: in described step S2, the mode of precoating a group photoresists is: first the ink surface in the substrate of stainless (steel) wire scratches together, then at the printing surface blade coating twice of the substrate of stainless (steel) wire.
Drawing method is shone in a kind of Novel net plate exposure the most according to claim 1, it is characterised in that: in described step S3, medicine face to mask film is made ionization and is processed, and can ensure that the most closely sealed of in the environment of hot and humid mask film and dry-film resist.
Drawing method is shone in a kind of Novel net plate exposure the most according to claim 1, it is characterised in that: in described step S4, stainless steel half tone is stainless steel composite halftone.
Drawing method is shone in a kind of Novel net plate exposure the most according to claim 1, it is characterised in that: the three-decker in described step S2, its upper strata is stainless (steel) wire, and centre is the superimposed layer of a component photoresists and b component photoresists, and lower floor is PET film layer.
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| CN201410481266.2A CN104228314B (en) | 2014-09-20 | 2014-09-20 | Drawing method is shone in a kind of Novel net plate exposure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104614944B (en) * | 2015-01-15 | 2019-10-11 | 何忠亮 | A kind of negative pressure drying silk-screen manufacturing method of screen |
| CN105269995A (en) * | 2015-09-15 | 2016-01-27 | 赫日光电（苏州）有限公司 | Smooth mirror surface processing technology based on composite screen printing plate |
| CN106054534A (en) * | 2016-06-12 | 2016-10-26 | 宁晋阳光新能源有限公司 | Printing technology for screen printing plate |
| JP7093625B2 (en) * | 2016-12-21 | 2022-06-30 | 株式会社Ｎｂｃメッシュテック | Screen version |
| CN109795215B (en) * | 2019-01-30 | 2021-11-19 | 仓和精密制造(苏州)有限公司 | Printing screen with release layer and manufacturing method thereof |
| CN112817211A (en) * | 2021-01-08 | 2021-05-18 | 湖南松井新材料股份有限公司 | Plate making method of screen printing plate and prepared screen printing plate |
| CN112832057B (en) * | 2021-02-04 | 2022-03-15 | 虎丘影像(苏州)股份有限公司 | Blue drawing paper and preparation method thereof |
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| JPH04189545A (en) * | 1990-11-26 | 1992-07-08 | Dainippon Screen Mfg Co Ltd | Screen printing plate and emulsion coating method therefor |
| CN1043451C (en) * | 1993-01-19 | 1999-05-19 | 江苏曙光光学电子仪器厂 | Manufacturing method for compound net plate of metal foil and silk screen |
| CN201020906Y (en) * | 2007-04-23 | 2008-02-13 | 无锡美微科技有限公司 | Electromoulding metal film silk screen plate |
| CN201516723U (en) * | 2009-09-30 | 2010-06-30 | 深圳市硕克网版科技有限公司 | Novel net plate |
| US20130273239A1 (en) * | 2012-03-13 | 2013-10-17 | Universal Display Corporation | Nozzle design for organic vapor jet printing |
| CN103777268B (en) * | 2014-01-22 | 2016-05-04 | 福州大学 | A kind of method that improves LGP half tone press resistance rate and permeability |
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