CN1843742A - Method for preparing in-mould decoration by resin injection - Google Patents
Method for preparing in-mould decoration by resin injection Download PDFInfo
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- CN1843742A CN1843742A CN 200510064808 CN200510064808A CN1843742A CN 1843742 A CN1843742 A CN 1843742A CN 200510064808 CN200510064808 CN 200510064808 CN 200510064808 A CN200510064808 A CN 200510064808A CN 1843742 A CN1843742 A CN 1843742A
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Abstract
The invention discloses a method for producing in-mould ornament, which comprises following steps: a, providing a plastic basic material; b, fixing at least one shield on said plastic basic material; c, forming a pattern metallic film on the surface of said plastic basic material that not be covered by shield; d, removing shield; e, selectively forming printing ink on the metallic film; f, pre-molding several molding units on basic material; g, cutting said basic material to form several independent molding units; h, ejecting plastic to cover the metallic film, printing ink and the exposed surface. The invention can avoid metallic oxygenation layer between the plastic basic material and ejected plastic, to improve the stability.
Description
[technical field]
The invention relates to a kind of method for making of ejection formation, particularly about a kind of in-mold decoration (In Mold Decoration, IMD) method for making of ejection formation.
[background technology]
Traditional in-mold decoration emission technology combines ink printing (ink printing), preformed (forming), cuts (trimming) and plastics ejaculation method for makings such as (resininjection), these method for makings can cooperate the thin-film material of variety classes and characteristic, by preformed, cut and the secondary process of mould such as ejaculation, can produce the organism component of consumption electronic products such as being applicable to computer, communication, automotive upholstery and information household electrical appliances etc.
Generally speaking, adopt the finished product of in-mold decoration emission technology made, its surface has layer of transparent material plastic sheeting, not by scratch, and can allow pattern not move back lastingly in order to protection lower floor ink printing pattern.Thereby tradition directly sprays on object, bat printing, water transfer printing, gold stamping or polychrome expect that method for makings such as ejaculation are replaced by above-mentioned in-mold decoration emission technology gradually more.
From the above, require to have the coating of metal-like if penetrate finished product, then before ink printing, need complexed metal plated film method for making, comprise the following steps: at first, comprehensive formation one metallic film on a plastic basis material, and the etching metal film, require unnecessary metallic film in addition to remove pattern.Then, utilize a half tone to form required ink logo on the metallic film of patterning.At last, with after the printing ink oven dry, carry out preformed again, cut and step such as plastics ejaculation, can finish and make this in-mold decoration and penetrate finished product.
Yet, it should be noted that above-mentioned method for making can't be applied in the ejaculation finished product of form housing and so on, after reason is that the metallic film on the printing opacity form is etched, metal oxide layer that still can residual layer of transparent.This metal oxide layer not only can influence the definition and the light transmittance of form, also can cause between plastic basis material and the jet-out plastic and can't effectively follow when follow-up plastics penetrate filling.Finally, after the jet-out plastic cooling curing, with produce to penetrate the finished product encapsulation bad, the not good problem of reliability such as peel off.
[summary of the invention]
The objective of the invention is to be to provide a kind of method for making of ejecting forming decoration in mould, utilize the assistance of aid, avoiding between plastic basis material and jet-out plastic, producing metal oxide layer, and then improve the reliability of method for making.
In order to achieve the above object, the invention provides a kind of method for making of ejecting forming decoration in mould, it is characterized in that: comprise the following steps:
(a), provide a plastic basis material;
(b), fixing at least one shade is on this plastic basis material;
(c), on this plastic basis material, do not formed a pattern metal film by the surface that this shade covered;
(d), remove this shade;
(e), selectivity forms a printing ink on this pattern metal film;
(f), most forming units of preformed on this plastic basis material;
(g), cut this plastic basis material, to become separately independently forming unit;
(h), carry out plastics and penetrate step, the surface that is exposed with this pattern metal film, this printing ink and this forming unit that coats on each forming unit.
In sum, the method for making of the ejecting forming decoration in mould that the present invention proposes comprises the following steps: at first, and a plastic basis material is provided, and fixing at least one shade is on this plastic basis material.Then, form a pattern metal film on plastic basis material not by surface that shade covered.Remove after the shade, selectivity forms a printing ink on the pattern metal film.Then, most forming units of preformed on plastic basis material, and cut plastic basis material, to become those forming units of independence separately.At last, carry out plastics and penetrate step, to coat pattern metal film, printing ink on each forming unit and the surface that this forming unit was exposed.
According to the above-mentioned method for making that the present invention proposes, this plastic basis material can be a light transmission film.In addition, shade can be positioned on the plastic basis material with a positioning fixture earlier, is fixed on this plastic basis material with a viscose glue again.In addition, shade more can be fixed on the plastic basis material by a vacuum adhesive tape.
Above-mentioned method for making according to the present invention proposes is not comprised a shaped as frame by the surface configuration that shade covered on this plastic basis material.In addition, the zone that shade covered on the plastic basis material comprises a printing opacity form.
According to the above-mentioned method for making that the present invention proposes, the mode of above-mentioned formation pattern metal film for example comprises chemical wet reactive deposition (CVD) or physical vacuum reactive deposition (PVD).In addition, the mode of formation printing ink for example comprises screen painting.
The present invention is covered the surface (for example being a form part) that can not form metallic film on the plastic basis material because of adopting the shade of patterning in advance, using, and after the metallic film of patterning to be formed, this shade is removed get final product again.Therefore, method for making of the present invention can overcome known metal oxide layer and be formed between plastic basis material and the jet-out plastic and problem such as can't effectively follow, particularly be applied in the ejaculation finished product of form housing and so on, its form surface can not produce the metal oxide layer that the conventional etch method for making be left behind, so can effectively improve the reliability that penetrates finished product.In addition, the method for making of ejecting forming decoration in mould of the present invention replaces the conventional etch method for making with shade, can reduce the pollution to environment, and shade can reuse and not waste, and then the saving cost.
[description of drawings]
Fig. 1～Fig. 6 is respectively the generalized section of each step of method for making of a kind of ejecting forming decoration in mould of a preferred embodiment of the present invention.
Fig. 7 is the schematic top plan view that is applied to a kind of shade in the method for making of the present invention.
[specific embodiment]
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
Fig. 1～Fig. 6 illustrates the generalized section of method for making of a kind of ejecting forming decoration in mould of a preferred embodiment of the present invention respectively.At first, please refer to Fig. 1 and Fig. 2, a plastic basis material 100 is provided, with the inner membrance as ejection formation, and fixing one or more shades 110 are on this plastic basis material 100.Wherein, shade 110 for example utilizes the accurate contraposition of a positioning fixture 120 and correspondence is positioned on the desired position, and shade 110 more can utilize a viscose glue 112 and fit tightly on plastic basis material 100, or utilize a vacuum adhesive tape (not illustrating) and be fixed on the plastic basis material 100, have excessive gas (outgasing) when avoiding plated film to produce.In the present embodiment, no matter be the shade 110 of monolithic moulding or the shade 110 of multi-disc combination, can utilize all in advance that the shade 110 of patterning is covered as long as can not form the surface of metallic film on the plastic basis material 100, after the pattern metal film to be formed, shade 110 be removed get final product again.The further content of relevant shade 110 and the details of enforcement please refer to following explanation.
Please refer to Fig. 3 and Fig. 4, after positioning fixture 120 removed, for example do not formed a pattern metal film 130 in the mode of physical vacuum reactive deposition (PVD) such as sputter, evaporation or chemical wet reactive deposition by the surface of the plastic basis material 100 that shade 110 covered, the surface of shade 110 also is coated with no metallic film 132 simultaneously.Then, after shade 110 removed, only remaining pattern metal film 130 was on plastic basis material 100.It should be noted that, in the known techniques, after comprehensive formation one metallic film, etching metal film again, understand a residual metal oxide layer on plastic basis material with the result who removes unnecessary metallic film, yet, the present invention utilizes shade 110 to replace the conventional etch method for making, the use of photoresist, etching solution, removing photoresistance solvent and ionized water cleaning solvent will be save, to reduce pollution to environment, moreover shade 110 can be reused and not waste, and proves that this method can effectively avoid the generation of metal oxide really, more can save the cost of method for making.
Then, please refer to Fig. 5 and Fig. 6, selectivity forms a printing ink 140 on pattern metal film 130, for example the mode with screen painting forms a printing ink 140 patterns, and the pattern metal film 130 of can arranging in pairs or groups, sketch the contours of floral designs of all kinds, to present high-quality texture.Certainly, the formation of printing ink 140 is not defined as printing, also can be transfer printing or other embodiments.Afterwards, treat after printing ink 140 oven dry, carry out preformed, cut and step that plastics penetrate, can finish the making of ejecting forming decoration in mould.As shown in Figure 6, all coated through pattern metal film 130, printing ink 140 on each forming unit 102 after cutting and the surface that forming unit 102 exposed by a jet-out plastic 150.Though present embodiment does not illustrate the stereochemical structure through the forming unit 102 after heating in vacuum, the pressurization, but illustrates with the section of flat forming unit 102, does not therefore limit the scope of the invention.
Please refer to Fig. 7, it illustrates the schematic top plan view that is applied to a kind of shade in the method for making of the present invention.This two shade 212,214 is positioned on the plastic basis material 200 with the size correspondence that cuts in advance, forming the cover curtain 210 of a patterning, and for example is not a shaped as frame by shade 212,214 plastic basis materials that covered 200 surperficial formed patterns.Therefore, in above-mentioned method for making after sputter or evaporation one metallic film 230, the metallic film 230 that can form a box-shaped pattern and for example is a preformed printing opacity form 202 by the position that shade 212 is covered on plastic basis material 200.Therefore, last ejaculation finished product is the form with metal outer frame texture, can be applicable in the frame structure of liquid crystal panel, contact panel or len.
By above explanation as can be known, the present invention adopts the shade of patterning in advance, uses to cover the surface (for example being a form part) that can not form metallic film on the plastic basis material, after the metallic film of patterning to be formed, this shade is removed get final product again.Therefore, method for making of the present invention can overcome known metal oxide layer and be formed between plastic basis material and the jet-out plastic and problem such as can't effectively follow, particularly be applied in the ejaculation finished product of form housing and so on, its form surface can not produce the metal oxide layer that the conventional etch method for making be left behind, so can effectively improve the reliability that penetrates finished product.
In sum, the method for making of ejecting forming decoration in mould of the present invention has following advantage:
(1) replace the conventional etch method for making with shade, can reduce pollution, and shade can reuse and not waste environment, and then the saving cost.
(2) zygosity between plastic basis material and the jet-out plastic increases, and difficult generation is peeled off, and then improves the reliability of follow-up encapsulation.
Though the present invention discloses as above with preferred embodiment, yet it is not in order to limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the invention, and when doing a little change and retouching.
[main element symbol description]
100: plastic basis material
102: forming unit
110: shade
112: viscose glue
120: positioning fixture
130,132: metallic film
140: printing ink
200: plastic basis material
202: the printing opacity form
210: the cover curtain of patterning
212,214: shade
230: metallic film
Claims (8)
1. the method for making of an ejecting forming decoration in mould is characterized in that: comprise the following steps:
(a), provide a plastic basis material;
(b), fixing at least one shade is on this plastic basis material;
(c), on this plastic basis material, do not formed a pattern metal film by the surface that this shade covered;
(d), remove this shade;
(e), selectivity forms a printing ink on this pattern metal film;
(f), most forming units of preformed on this plastic basis material;
(g), cut this plastic basis material, to become separately independently forming unit;
(h), carry out plastics and penetrate step, the surface that is exposed with this pattern metal film, this printing ink and this forming unit that coats on each forming unit.
2. the method for making of ejecting forming decoration in mould as claimed in claim 1, it is characterized in that: this plastic basis material is a light transmission film.
3. the method for making of ejecting forming decoration in mould as claimed in claim 1 is characterized in that: this shade is positioned on this plastic basis material with a positioning fixture earlier, fits on this plastic basis material with a viscose glue again.
4. the method for making of ejecting forming decoration in mould as claimed in claim 3, it is characterized in that: this shade is fixed on this plastic basis material with a vacuum adhesive tape.
5. the method for making of ejecting forming decoration in mould as claimed in claim 1 is characterized in that: do not comprised a shaped as frame by the surface configuration that this shade covered on this plastic basis material.
6. the method for making of ejecting forming decoration in mould as claimed in claim 1, it is characterized in that: the zone that this shade covered on this plastic basis material comprises a printing opacity form.
7. the method for making of ejecting forming decoration in mould as claimed in claim 1, it is characterized in that: the mode that forms this pattern metal film comprises chemical wet reactive deposition or physical vacuum reactive deposition.
8. the method for making of ejecting forming decoration in mould as claimed in claim 1, it is characterized in that: the mode that forms this printing ink comprises screen painting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510064808 CN1843742A (en) | 2005-04-06 | 2005-04-06 | Method for preparing in-mould decoration by resin injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510064808 CN1843742A (en) | 2005-04-06 | 2005-04-06 | Method for preparing in-mould decoration by resin injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1843742A true CN1843742A (en) | 2006-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510064808 Pending CN1843742A (en) | 2005-04-06 | 2005-04-06 | Method for preparing in-mould decoration by resin injection |
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| CN (1) | CN1843742A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673202A (en) * | 2012-06-07 | 2012-09-19 | 东莞钜升塑胶电子制品有限公司 | Mark printing manufacturing process based on transparent piece material |
| CN102768601A (en) * | 2011-05-05 | 2012-11-07 | 禾威科技股份有限公司 | Touch panel and manufacturing method thereof |
| CN101618656B (en) * | 2008-06-30 | 2013-04-24 | 深圳富泰宏精密工业有限公司 | Plastic product with patterns on surface thereof and preparation method thereof |
| CN103660132A (en) * | 2013-11-26 | 2014-03-26 | 东莞劲胜精密组件股份有限公司 | In molding label product and injection molding method thereof |
| CN106868505A (en) * | 2017-01-23 | 2017-06-20 | 伯恩光学(惠州)有限公司 | Electronic equipment glass panel |
| CN107479114A (en) * | 2017-07-20 | 2017-12-15 | 广东欧珀移动通信有限公司 | Glass lens, glass lens processing technology and electronic equipment |
-
2005
- 2005-04-06 CN CN 200510064808 patent/CN1843742A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101618656B (en) * | 2008-06-30 | 2013-04-24 | 深圳富泰宏精密工业有限公司 | Plastic product with patterns on surface thereof and preparation method thereof |
| CN102768601A (en) * | 2011-05-05 | 2012-11-07 | 禾威科技股份有限公司 | Touch panel and manufacturing method thereof |
| CN102673202A (en) * | 2012-06-07 | 2012-09-19 | 东莞钜升塑胶电子制品有限公司 | Mark printing manufacturing process based on transparent piece material |
| CN102673202B (en) * | 2012-06-07 | 2014-06-04 | 东莞钜升塑胶电子制品有限公司 | Mark printing manufacturing process based on transparent piece material |
| CN103660132A (en) * | 2013-11-26 | 2014-03-26 | 东莞劲胜精密组件股份有限公司 | In molding label product and injection molding method thereof |
| CN103660132B (en) * | 2013-11-26 | 2016-06-22 | 东莞劲胜精密组件股份有限公司 | In-mode inserts injecting products and injection moulding process thereof |
| CN106868505A (en) * | 2017-01-23 | 2017-06-20 | 伯恩光学(惠州)有限公司 | Electronic equipment glass panel |
| CN106868505B (en) * | 2017-01-23 | 2019-10-18 | 伯恩光学(惠州)有限公司 | Electronic equipment glass panel |
| CN107479114A (en) * | 2017-07-20 | 2017-12-15 | 广东欧珀移动通信有限公司 | Glass lens, glass lens processing technology and electronic equipment |
| CN107479114B (en) * | 2017-07-20 | 2019-08-16 | Oppo广东移动通信有限公司 | Glass lens, glass lens processing technology and electronic equipment |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |