TW467769B - Die set for preparing ABCABC multiple-stripe coating, method and product thereof - Google Patents

Abstract

The invention is related to the formation of three different and repeated stripes abbreviate as ABCABC-typed or A_B_C-typed at the die exit. The symbol, ""_"", implies that there is no coating between two adjacent stripes. In this invention a guide shim and a guide die are inserted between two coating dies. Three different coating solutions will flow into the die assembly through different inlet positions. Two of which are introduced from the two coating dies will flow through the multiple channels provided in the guide shim and the guide die respectively and then contact with each other and with the third solution introduced from a side of the guide die in the same slot section to form the ABCABC-typed stripes. The coating solutions can also flow through the multiple channels to the same slot section but not contact each other to form the A_B_C-typed stripes at the die exit with a modification of the die assembly.

Description

467 76 9 V. Description of the invention (l) Background of the invention The mold coating technology has developed from the 1950s to the present, and has developed from the original large-area continuous coating to the functionality required by today's electronic information industry. Coating {^ 1111 (;; 1: 1011 & 1 ^: 〇 奴 11 ^) technology. One of the special coating technologies-str pe coating, which uses two technologies of die design and precision coating to make the coating form a strip coating on On the substrate, this technology is not only used in the traditional tape products, but also in advanced electronics, such as laser printers' lithium batteries, and may even be used in several flat panel display systems in the future. On the production. Generally speaking, stripe coating can be divided into two categories: the first term is called the on-off type, that is, the substrate is coated with alternating stripes without being glued between the substrate and the substrate. A streak distribution will be formed with no glue. USP4, 1 0 6, 43 7 sets out the usual design method of this kind of dumping, which is to insert a clip of a similar design into a mold to prevent the glued part from being extruded but not shaped; JP08- 099056 is similar to JP09-220503 ^

Repeat side-by-side with each other. Typically 1 ^? 4,533,510 divides the paint into blocks (仏 "(^ 1 ^ \ 1 (^ 1 ^ $ in the cavity), so that the two paints A and B enter the narrow one. Two, and USP4, 731,004 is only connected at the feed inlet (; feed ρ〇) ^: grab the board at different angles (a), the ABAB stripe with 1 ^ = same ratio in the mold. These patents are mostly used Dry, used for molecular melting glue

4 6 7 769 V. Description of the invention (2) Extrusion "For low viscosity coating fluids, multiple design streaks cannot be obtained with this design. In USP5, 73 3, 6 08, JP0 7- 1 3 6, 568, a barrier was inserted into the slit to make the paint contact ΑβΑΒ, streaks before the mold exit; and JP08-099, 056 and JP10-277,460 are also formed. ΑΒΑΒ stripes, but Α and Β coatings are in contact with the outside of the mold, but these designs cannot make the coating liquid of different properties have sufficient contact time in the slit area of the mold, after the mold is extruded, multiple interfaces with clear interfaces cannot be formed. stripe. In addition, the above-mentioned patents only talk about the stripe coating method of two kinds of coatings, and neither of them proposes a stripe coating method that can simultaneously produce three different coatings of ABCABC and A_B_C, among which ―is a blank stripe, that is, the non-glued part . The color filters (color fi 1 ter) of STN-LCD and TN-LCD in flat panel display are traditionally filtered by R, G, and B strips with a width of 100 m. The light film is made, so a similarly complicated process must be repeated three times. In addition, plasma display panels (PDP; plasma display panels) have traditionally applied R, G, and B three-color fluorescent powders with a width of 100 #m and a width of 50 to a broken glass substrate by screen plating. This process must be repeated about ten times to achieve the required thickness. The main purpose of the present invention is to propose a mold design capable of forming multiple stripe coating film layers. 'Using the mold design of the present invention, three different / imaging substances can be applied simultaneously at the same time, which not only greatly reduces the complexity of the process, but also It also reduces the amount of equipment investment and is a new coating technology with great potential. Summary of invention

/ 167769 V. Description of the Invention (3) None of the patents previously mentioned on the stripe coating method has the technology of simultaneously producing two different and repeating streaks. The present invention utilizes a coating film capable of uniform film, and adds a diversion sheet with a diversion effect ^ and a diversion mold with both diversion and uniform coating effects. This three-in-one combination can The paints originally fed in at different positions are brought together ^ ^ on one plane and co-extruded, so that ABCABC or A-B-c can be displayed, and the coating stripes are displayed. A single mold set for forming a substrate or a_b_c_a_b-c multiple stripe coating completed by the present invention includes a B mold, a B inflammation piece, a flow guide clip, An a inflammation film, a Xin C clip, and a (: mold. The guide handle, one of the guide mold contains a plurality of spaced-apart C paint shunt blocks protruding from the guide mold on a surface, protruding from A c-paint blocking block on the first surface opposite to the first to Λ, and a plurality of C-coatings that are consecutively coated as a k block and the C-paint blocking block are distributed and distributed on the An A groove on the first surface and an A paint feed port communicating with the A groove. The flow guide clip includes a plurality of spaced apart B paint shunt blocks protruding from a first surface of the flow guide clip. A B paint blocking block protruding on a second surface opposite to the first surface of the diversion clip, and a plurality of B paint blocking blocks and a plurality of B paint blocking blocks connecting the B paint blocking block and the B paint blocking block B paint shunt channel. The A clip is tightly clamped to the first table of the guide clip. Between the first surface and the guide die, wherein the clip A 'c of the coating block and the shunt

467769 V. Description of the invention (4) B paint distribution block has the same thickness' wherein the plurality of C paint distribution blocks and the plurality of B paint distribution blocks are adjacent to each other to form a plurality of spaced-apart BC paint merged distribution areas Block, wherein the A clip has a shape that partially surrounds the A groove and the C paint distribution block, so that an A paint introduced into the A groove from the a paint inlet can only flow to the Wait for a plurality of β c coatings to merge the gaps between the shunting blocks, and move away from the A groove by a slit between the first surface of the guide clip and the first surface of the guide die. Flow out of the mold set. The B die includes a B paint feed port and a B groove communicating with the B paint feed port. The B clip is tightly sandwiched between the second surface of the deflector clip and the b mold. 'The B clip and the beta paint blocking block have the same thickness, and the B lost film has a Part of the shape surrounding the β groove, and the B clip is tightly connected with the B paint blocking block, so that a B paint introduced into the β groove from the B paint inlet can only flow into the A plurality of B paint distribution channels flow to the first surface of the guide clip. The C mold includes a C coating feed port and a C groove communicating with the c coating feed port. The C clip is tightly sandwiched between the second surface of the guide mold and the c mold, wherein the C clip and the C paint blocking block have the same thickness, and the C clip has a part Part of the shape surrounding the c groove, and the c clip is tightly connected to the c paint blocking block, so that a c paint introduced into the c paint from the c paint inlet can only flow into the plural The c paint shunts the channels and flows to the first surface of the side guide die.

苐 Page 8 4 6 7769 V. Description of the invention (5) Preferably, each of the plurality of C paint shunt blocks and B paint shunt blocks is an inverted 11 U " type shape, which has a head, Two legs and a shunt channel exit 'between the two legs', wherein the two legs are in a direction in which the A paint flows out of the mold group. More preferably, the two legs are equal in length. Preferably, the length of the two legs—toward the direction in which the A paint flows out of the mold set does not extend to an edge of the guide mold, so when A paint, B paint, and C paint are introduced into the A at the same time, respectively. When the paint inlet, B paint inlet, and C paint inlet, the A paint, the B paint, and the C paint are in contact with each other at the ends of the two feet to form an ABC ABC multi-strip coating 臈. Optionally, the two feet extend to an edge of the diversion die, so when paint A, paint B and paint C are introduced into the paint A inlet, paint B inlet, and paint C inlet simultaneously, respectively. At this time, the A paint, the B paint and the C paint cannot contact each other in the mold group, and an A — B_C — A — B_C multi-stripe coating film is formed on a substrate. The present invention also discloses a method for forming a multi-stripe coating on a substrate, which is achieved by using the aforementioned mold set of the present invention, and includes the following steps: introducing an A coating, a β coating, and a c coating simultaneously The A paint feed inlet, the B paint feed inlet, and the c paint feed inlet; and a substrate, a paint, a paint, and a paint C, which continuously pass a substrate underneath the slit and flow through the slit. The coating adheres to one surface of the substrate and forms ABCABC or a_B-C_a-BC multiple stripe coating on the surface of the substrate.

4 6 7 769 V. Description of the invention (6) The method of the present invention may further include changing the thickness of the A clip and the protruding height of the corresponding B and C paint distribution blocks, or adjusting the introduction of A paint, B paint or C paint The thickness of the multi-stripe coating is adjusted by the flow rate of the mold set. The invention also discloses a product with ABC ABC multiple stripes coating, comprising a flat substrate and ABC ABC multiple stripes coated on a surface of the substrate, wherein each group ABc of the ABCABC multiple stripes is ABc The stripes are formed simultaneously and integrally, wherein each adjacent two stripes are in contact with each other, and each stripes has a substantially uniform width of less than 200 microns. The present invention further discloses a product with A_B_C_A_B_C multi-stripe coating, comprising a flat substrate * and A_B_C_A_B_C multi-stripe coated on a surface of the substrate, wherein each of the A_B_C_A_B_C multi-stripes A set of ABC strips is formed at the same time, wherein each adjacent two stripes are spaced apart from each other, and each stripe has a substantially uniform width of less than 200 microns. Preferably, each stripe has a width between 20 micrometers and 150 micrometers, and a thickness between 1 micrometer and 50 micrometers. Preferably, the A, B, and C stripes have red, green, and blue colors, respectively. Detailed description of the design of the stripe coating mold, Wen Shuheng and Liu Da outperform Po 1 ym. Eng. Sci., 35, 759 (1995) Discuss the "striped coating" technology of "is there any" and mention the distribution of the uniformity of the outlet of the T-type mold and the hanger-type mold after adding the clip. The content of the paper is hereby incorporated as

Page 10 Month Five. Description of the Invention (7)

References for this case. The inventor of this case has previously disclosed in the Republic of China patent "Coating mold and method for producing multiple stripes," (Case No. 871 1 8645, Application Date 87.11.11, January 9) and revealed that production a and B are duplicated. The method of arranging stripes and the related mold design method, but this method can only extrude two coating liquids of different properties at the same time. The technology of the present invention is aimed at a mold design that can simultaneously extrude three different coating liquids, except for ABCABC type In addition, A_B —c can also be produced according to the same design principles. ^ According to this, a preferred embodiment of the ABCABC stripe mold set is shown in Figures 1 and 2, including an upper mold 16 , A B paint clip 2B, a deflector clip 3, an A paint clip 2A, a diversion die 4 C paint clip 2 C, and a lower die 丨 This mold group generally includes four major Part: (1) The upper structure of the mold 1B and the lower mold 1 (: the external structure of the ABCABC stripe mold purchased; (2) the clips that determine the thickness of each coating layer ▲ 2, (2), will The B paint fed from above is introduced into a confluence plane (guided on the guide branch 4) Clip 3; (4) Distribute the A coating in the middle feed ^ Divide the ^ coating C in the lower die 1 C to the convergence plane and co-extruded the guide baffle 4. The above components are bolted通 —Meeting inspection hole with negative fine gold _. ..: The T-type mold for producing a single film does not include the guide clip 3 and the guide mold 4, which are mainly composed of the τ-type mold upper mold 1B and T-shaped mold lower mold ic (see Figure 3), and the middle clip-clip 2B with a fixed thickness, and then bolted to the individual bolt holes 11, composed of the upper mold 丨 B and lower mold 丨 c have the same Structure. The upper die 1 B or the lower die 丨 c groove 丨 2 is called the “cavity”. Its main function is to evenly distribute the paint entering the inlet 7 in the horizontal direction (X). Flow in the mechanical direction (Y),

467769 s P ^ r month 11 case number 8910299 i_

a Amendment 5. Description of the invention (8) A uniform film is formed between the openings of the clip 2B. As shown in FIG. 4, the diversion mold 4 includes three spaced-apart C paint distribution blocks 19 protruding from a first surface of the diversion mold, and protruding from a second surface opposite to the first surface. A C paint blocking block 21, and three c shunt channels 1 connecting the three C paint shunting blocks and the C paint blocking block 18. A paint groove 1 provided on the first surface 2 A and an A paint inlet 22 communicating with the A groove. The protruding parts are indicated by diagonal lines in the figure. As shown in FIG. 5, the deflector clip 3 includes three spaced apart B paint distribution blocks 15 protruding from a first table of the deflector clip 1, and one of the deflector clips and a first surface thereof. A B paint blocking block 17 on the second surface on the opposite side, and three B shunting channels 14 connecting the three B paint blocking blocks and the b paint blocking block. The figure is indicated by the slope%. As shown in FIG. 1, the A paint clip 2A is tightly sandwiched between the first surface of the deflector film 3 and the first surface of the guide mold 4, wherein the α paint clip 2 A, C The paint distribution block 19 and the B paint distribution block 15 have the same thickness, where the three C paint distribution blocks 19 and the three B paint distribution blocks 15 (shown by the dashed lines in Figure 4) ) Adjacent to each other to form three pairs of spaced apart BC paint merged shunt blocks. The shape of the A paint clip 2A can surround the three edges of the first surface of the guide die 4 as shown in FIG. 7, so that an A paint introduced into the A groove 12A from the A paint inlet 22 is only It can flow to the gap between the three pairs of BC paint merged shunt blocks (shown as "A" in Figure 4), and consists of a first surface interposed between the guide clip 3 and the guide die 4 The slits between the first surfaces flow out of the mold set in a direction away from the A groove 1 2 A.

The B paint clip 23B and the C paint clip 2C have the same properties as the A paint clip 2A.

\\ Chenlin \ 19991103 \ PATENT \ facll051Amend01.ptc page 12 2001.05.11.013 ι ^ 77β9 'V. Description of the invention (9) The same shape β The β paint clip 2 Β is tightly cool to the deflector film 3 Between the second surface and the upper mold 1B, 'wherein the B paint clip and the B paint blocking block 17 have the same thickness' and the B paint clip 2B and the B paint blocking block 17 are tightly bonded , So that a B paint introduced into the groove 12 from the upper die inlet 7 can only flow into the three B shunt channels 14 and flow to the first surface of the diversion film 3. Similarly, from the inlet 7 of the lower die, the C paint introduced into the lower die 1 C will only flow into the three C split channels 18 and flow to the first surface of the guide die 4. Each of the C paint shunting blocks 19 and B paint shunting blocks 15 is an inverted "U" shape, which has a head, two legs, and a shunt channel between the two legs. Export. The two feet 20 (Figure 4) of the C paint shunt block 9 has a length that is similar to the two feet 16 (Figure 5) of the β paint shunt block 15 and the length cannot extend to the diversion. One edge of mold 4, so when A paint, β paint, and c paint are introduced into the mold group at the same time, 'the B and C paints will flow from the β paint shunt block 5 and 0 of the paint shunt block 19, respectively. The shunt channel openings 14 'and 18 flow out and come into contact with each other at the ends of the two legs 16, 20 and meet with the A paint. As mentioned above, the coatings B and c are designed by multiple channels (1, 4, 8) that pass through specific positions of the guide clip 3 and the guide mold 4, respectively, and merge from the original flow plane to the guide mold. The stripe coating pattern of ABCABC is co-extruded on the confluence plane (first plane) on 4. Therefore, the ABCABC stripe mold can basically be regarded as a special mold combination composed of three groups of molds (IB, 2B and 3; 2A and 4; 4, 2C and 1C). Coatings B, C and a are from the inlet 7 of the upper mold 1B of the T mold and the inlet 7 of the lower mold 1 C, (Figure 2) and the inlet of the diversion mold 4.

467769 V. Description of the invention (ίο) 22 enters the inlet 22 of the guide die 4 (see Figure 4), which should be the central feeding method, but it is limited to the position of the assembly screw (assemb 1 yb 〇1 t) It happened to be Zheng Lingyang, so he moved a few distances to the side. From the results of the numerical analysis, it was found that this shift did not affect the uniformity of the paint outlet. The above method can produce the stripe pattern of ABCABC. According to the same design pattern, 'we can also stretch the two feet 16 and 20 of the β paint shunt block 15 and C paint shunt block 19 to the edge of the diversion mold 4, as shown in Figure 6.' In this way, the three paints A, B, and C will not contact each other and form A_B_C_ coating pattern. Obviously, when a plurality of mold sets of the present invention are connected in parallel, it is possible to form a coating of ABC ABC or A_B-C_multi-stripes with an increased total width on a substrate. Examples This example illustrates some of the results of the invention, but the invention is not limited to this example. The mold shown in Figure 1 is used to coat ABCABC multiple stripes. The dimensions of the important parts are as follows: coating width (coat width) 100 mm slot gap thickness 0.5 mm o slot length 28 mm diameter of cavity 30 mm cavity shape semi-teardrop die lip thickness 1 mm stripe width 1 mm

Page 4 467769 V. Description of the invention (ll) The A_B_C stripe mold is basically the same as the ABcABC stripe mold, the only difference is the stripe width 0.77mm. The two molds and the coating fluid used are numerically analyzed. The results show that under the condition of the same unit flow rate of the mold, the uniformity of the outlet is close to 1, that is, the flow rate per unit mold width is the same. The experimental fluids (A, B, and C) were all polyvinyl alcohols with a viscosity of 63 6. 2 cps. Polyvinyl alcohol (polyvi nl al cohol) aqueous solution ’was used as the base material.

Melinex white PET film (polyethylene terephthalate f i 1 m). The attached photo 1 is the result of ABC ABC stripe coating, in which paints A, B, and C are added with red, green, and blue pigments to distinguish them, and the individual inlet flows are 18, 24, and 18 (g / cm3). And the second photo of the attachment is the result of A-B-C stripe coating, and the red, green and blue pigments are also added to distinguish them. The individual inlet flows are 21, 28, and 21 (g / cm3). Of course, this This kind of stripe coating has the problem of no interface pressure. The flow rate per unit width can be changed within a reasonable range according to the needs of individual coatings. The mold set of the present invention can be made using a general mold manufacturing process. However, when the stripes have a width between 20 microns and 50 microns, the mold set of the present invention must be manufactured using a high-precision manufacturing process to control the error value to ± 1.0 microns.

Page 15 4 67 769 Brief description of the drawings Brief description of the drawings Figure 1 is a perspective view of the ABC ABC stripe mold set after the combination according to the present invention is completed. FIG. 2 is an exploded view of the mold set in FIG. 1. 3A and 3B are top and side views of the T-die upper die 1B in FIG. . Figures 4A, 4B, and 4C are the top, bottom, and side views of the diversion die 4 in Figure 1, respectively. 5A, 5B and 5C are top, bottom and side views of the deflector clip 3 in FIG. Fig. 6 is a top view of a modified diversion die in the present invention, which is used to generate A "B_C-type stripes. Fig. 7 is a top plan view of the clip 2 in Fig. 1. The drawing numbers of the main components explain 1B ... 2, 2A, 2B, 2C ... clip 3 ... guide clip 4 ... guide die 1C ... lower die 12, 12A ... groove 7, 7 ', 22 ... paint inlet 1 5, 1 9 ... paint shunt Block 1 7, 2 1 ... Paint blocking block 14, 18 ... Diversion channel 14 '18' ... Diversion channel opening

Page 16

Claims (1)

467769 ___________iiA. 1 ιπιν I ........ 111 ', ιιη " " r' VI. Application for patent scope 1. A mold set for preparing ABCABC or A_B_C_A_B_C multi-strip coating, including a B-die, A B-clip, a diversion clip, an A-clip, a diversion mold, a C-clip, and a C-mold, wherein the diversion mold includes a plurality of mutually protruding on a first surface of the diversion mold. Spaced C paint shunting blocks, a C paint blocking block protruding on a second surface opposite to the first surface, and a plurality of C paint shunting blocks and the C paint blocking block A C paint distribution channel, an A groove provided on the first surface, and an A coating material feed inlet communicating with the A groove; the flow guide clip includes a first protruding from the flow guide clip A plurality of spaced apart B paint distribution blocks on the surface, a B paint blocking block protruding on a second surface of the guide clip opposite to its first surface, and a plurality of B paint distribution areas communicating with each other Blocks and a plurality of B of the B paint blocking block Material splitting channel; the A clip is tightly sandwiched between the first surface of the guide clip and the first surface of the guide die, wherein the A clip, the C paint shunt block and the B paint The shunt blocks have the same thickness, wherein the plurality of C paint shunt blocks and the plurality of B paint shunt blocks are adjacent to each other to form a plurality of spaced apart BC paint merge shunt blocks, where the A clip has a Part of the shape surrounding the A groove and the C paint shunt block, so that an A paint introduced into the A groove from the A paint feed port can only flow to the complex it ^ BC paint merge shunt block Between the first surface of the diversion clip and the first surface of the 5 diversion guide mold, the slit flows out of the mold group in the direction away from the A groove; \\ Chenlin \ 19991103 \ PATEM \ facn051Amend01.ptc Page 17 2001.05.11.018 467769 --- MM89102995 _ year month day _ amendment ___ 6. The scope of patent application The B mold contains a B paint inlet and the same as the b paint One B groove communicating with the feeding port; the β chip is tightly clamped between the second surface of the flow guiding chip and the B mold, wherein the B chip and the β paint blocking block have the same Thickness, wherein the B clip has a shape that partially surrounds the B groove, and the B clip is tightly joined with the B paint blocking block, so that a B paint is introduced into the B paint inlet The B paint of the B groove can only flow into the plurality of β paint shunt channels and flow to the first surface of the guide clip; the C mold includes a c paint inlet and communicates with the C paint inlet A C groove; and the C clip is tightly sandwiched between the second surface of the guide mold and the c mold ', wherein the C clip and the C paint blocking block have the same thickness, where the C The clip has a shape that can partially surround the c groove, and the c clip is tightly engaged with the C paint blocking area, so that A feed port of the coating material is introduced into the c C C recess such coatings can only flow into a plurality of sub c paint flow channel and flows to a first surface of the mold guide. 2 _If the mold set of item 1 of the scope of patent application, where each of the plurality of c paint distribution blocks and B paint distribution blocks is a " υ " type shape, it has a head and two legs And an outlet of the shunt channel between the two feet, wherein the two feet are in a direction in which the A paint flows out of the mold set. 3. If the mold set of the second scope of the patent application, wherein the two feet of WChenl i n \ 19991103 \ PATENT \ f ac 1] 051 AmendO]. Pt c page 18 2001.05.11.019 467769 —__ case number 89102995__year month day_revision__ 6. The scope of patent application is equal in length. 4 · If the mold set of item 3 of the patent application scope, wherein the length of one of the two legs facing the direction of the A paint flowing out of the mold set does not extend to an edge of the flow guide mold, then when A paint, B When paint and paint C are introduced into the paint A inlet, paint B inlet, and paint C inlet simultaneously, the paint A, paint B, and paint C come into contact with each other at the ends of the two legs to form ABC. ABC multiple stripe coating. 5. If the mold set of the scope of application for patent No. 3, wherein the two legs extend to an edge of the flow guide mold, then when A paint, B paint and C paint are respectively introduced into the A paint inlet, b coating feed. mouth and 〇 paint feed port, the A paint, β paint and C paint can not contact each other in the mold set, and form A_B — C — C multiple stripes coating on a substrate. 6. — A method for forming a multi-stripe coating on a substrate, which is achieved by using a mold set such as item i of the patent application scope, including the steps of: coating an A coating, a B coating, and a C coating Λ Ll n " Bamboo Han: I introduced the A coating feed inlet, B coating feed inlet and G coating material at the same time, respectively; and the driver successively self-sufficiently, and the money passed from the slit coating and c The coating is attached to one surface of the substrate and the surface of the substrate is AB c multiple stripe coating. 0 -.-.-- 2001.05.11.020 467 69 69 H. Amendment VI. Patent Application Scope 7. The method of item 6 of Shen Qing Patent Scope further includes changing the thickness of the A clip and corresponding b and c paint distribution blocks The protruding height of the coating material is adjusted, or the flow rate of the paint A, B or C is introduced into the mold group, and the thickness of the multi-stripe coating is adjusted. 8. The method according to item 6 of the patent application, wherein the paint A, paint B and paint C have red, green and blue colors, respectively. 9. The method of claim 6 in which the surface of the substrate is coated with ABCABC multiple stripes, wherein each adjacent two stripes of the ABCABC multiple stripes are in contact with each other, and each stripes has a substantially uniform The width. 10. The method according to item 9 of the patent application, wherein each stripe has a width between 20 micrometers and 150 micrometers, and the ABCABC multiple stripe has a thickness between 1 micrometer and 50 micrometers. 11. The method of claim 10, wherein the ABC stripes have red, green, and blue colors, respectively. 12. The method of claim 6 in the patent scope, wherein the surface of the substrate is coated with A_B_C—A_B—C multiple stripes, wherein the A_b_C_A —B_C multiple stripes are coated with every two adjacent stripes spaced apart from each other, and Each stripe has— \ \ Chen1i n \ 19991103 \ PATENT \ fac11051AmendOl. Page 20 2001.05.11.021 467769 _Case No. 89102995_Year Month __ VI. Scope of patent application The width is substantially uniform. 13. The method of claim 12 in the patent application range, wherein each stripe has a width between 20 micrometers and 150 micrometers, and the A_B_C_A_B_C multiple stripe has a thickness between 1 micrometer and 50 micrometers. 14. The method according to item 13 of the patent application scope, wherein the ABC stripes have red, green and blue colors, respectively. \ \ Chen 1 i n \ 19991103 \ PATENT \ fac! 1051 AinendOl. Ptc Page 21 2001.05.11.022