TW521045B - Resin projection plate for formation of a thin film - Google Patents

Resin projection plate for formation of a thin film Download PDF

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Publication number
TW521045B
TW521045B TW091104197A TW91104197A TW521045B TW 521045 B TW521045 B TW 521045B TW 091104197 A TW091104197 A TW 091104197A TW 91104197 A TW91104197 A TW 91104197A TW 521045 B TW521045 B TW 521045B
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TW
Taiwan
Prior art keywords
printing
protrusion
area
film
protrusions
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TW091104197A
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Chinese (zh)
Inventor
Masanori Amano
Yukihiro Fukushima
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Komura Tech Co Ltd
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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00Inking and printing with a printer's forme
    • B41M1/02Letterpress printing, e.g. book printing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41NPRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
    • B41N1/00Printing plates or foils; Materials therefor
    • B41N1/12Printing plates or foils; Materials therefor non-metallic other than stone, e.g. printing plates or foils comprising inorganic materials in an organic matrix
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Liquid Crystal (AREA)

Abstract

A resin projection plate for formation of a thin film is provided, which is useful for formation of an orientation film having a uniform thickness while preventing marginal development. The resin projection plate (1) is employed for printing an object with a coating liquid by transferring the coating liquid from a printing projection portion (2) thereof onto the object. A multiplicity of minute projections (3) are provided on the entire printing projection portion (2), and grooves (4) for retaining the coating liquid are defined between adjacent minute projections (3). In a central region (X) of the printing projection portion (2), minute projections (3) are arranged in equidistantly spaced relation. In a peripheral region (Y) of the printing projection portion (2), minute projections (3) are arranged at a higher distribution density than in the central region (X). In addition, the area ratio of the minute projections (3) in the peripheral region (Y) is progressively increased toward edges of the printing projection portion (2).

Description

521045 五、發明說明(1) 【發明領域】 本發::係關於一種形成薄膜用之樹脂凸版 J顯不…基板之電極形成面上,形成均句膜厚 【習知技術】 牟爽術之樹脂凸版應用於各種的印刷。尤其是,近 ί:!顯示裝置之際,為了印刷形成定向層之定向 、,而使用利用樹脂凸版的凸版印刷法。具體而古, :玻,當板表® ’印刷形成由聚醯亞胺樹脂所構:的定向 =,已廣泛使用利用光硬化性樹脂而製作的樹脂凸版。铁 ^,利用該樹脂凸版’準備2片已印刷形成由聚酿亞胺樹 :所構成的定向膜的玻璃基板,使聚醯亞胺樹脂製定向膜 彼此之間成相向地層疊,於該聚醯亞胺樹脂製定向膜之間 隙,注入液晶而製作液晶顯示裝置。 利用該樹脂凸版所構成的定向膜,例如,藉由經歷如 下之製程而印刷形成。首先,準備已形成之為了使印刷用 凸出處整個表面保持均勻量塗布用液之溝槽部分的樹脂凸 版。該溝槽部分係藉由在該印刷用凸出處表面設置均一大 小及分布密度之微小突起而形成。而後,於該印刷用凸出 處整個表面,塗布聚醯亞胺樹脂之塗布用液,使塗布用液 保持在該印刷用凸出處表面之後,將該塗布用液轉印至玻 璃基板。然後,於轉印之後,藉由燒成使其乾燥而將溶劑 去除’於玻璃基板上形成對應印刷用凸出處表面大小之聚 醯亞胺樹脂製之定向膜。 521045 五、發明說明(2) 匕制Ϊ此’要求於該玻璃基板上所印刷形成的聚醯亞胺樹 ,製,向膜為均一的膜厚。亦即,於最近,為了實現液晶 ’、、員示表置具更高深淡等級之顯示與高對比,針對定向膜本 身也要求極高的均一性,非但該聚醯亞胺樹脂製定向膜之 f度要均:’若是厚度稍有變化,將產生間隙電位不良或 I界值電壓之變化,發生顯色之色彩不均勻之類的問題。 【發明所欲解決之問題】521045 V. Description of the Invention (1) [Field of the Invention]: The present invention is about a resin letterpress J for forming a thin film ... The electrode formation surface of the substrate is formed with a uniform thickness [Known Technology] Mu Shuangzhi Resin letterpress is used in various printing. In particular, for display devices, a letterpress printing method using a resin letterpress is used in order to form an alignment layer for printing. Specific and ancient,: Glass, when the sheet surface ® ’printing is formed of polyimide resin: Orientation =, resin letterpress made of photocurable resin has been widely used. Iron ^, using this resin letterpress' to prepare 2 glass substrates which have been printed to form an oriented film made of polyimide tree: polyimide resin is laid on the polyimide resin facing each other, The fluorene imide resin is used to inject a liquid crystal into the gap between the films to produce a liquid crystal display device. The alignment film made of the resin relief is formed by, for example, printing by undergoing the following process. First, a resin relief having a groove portion formed so as to maintain a uniform amount of the coating liquid over the entire surface of the printing projection is prepared. The groove portion is formed by arranging minute protrusions having a size and a distribution density on the surface of the projection for printing. Then, a coating solution for polyimide resin is applied to the entire surface of the printing protrusion, and the coating solution is held on the surface of the printing protrusion, and then the coating solution is transferred to a glass substrate. Then, after the transfer, the solvent is removed by firing and drying 'to form an alignment film made of polyimide resin on the glass substrate corresponding to the surface size of the projection for printing. 521045 V. Description of the invention (2) This method requires that the polyimide tree formed by printing on the glass substrate be made with a uniform film thickness toward the film. That is, in recent years, in order to achieve a higher level of contrast and contrast for liquid crystal display devices, the orientation film itself also requires extremely high uniformity. Not only has the polyimide resin been formulated for film The degree of f must be uniform: 'If the thickness is slightly changed, problems such as poor gap potential or I boundary voltage will occur, and color unevenness will occur. [Problems to be Solved by the Invention]

八 然,’如上所述,利用於印刷用凸出處具有形成均一 二布之Μ小突起的樹脂凸版而印刷形成的聚醯亞胺樹脂製 =向膜’其與該中央區域相比較,產生周圍區域的厚度變 厚之f的現象。此係因為如下之理由所造成的。亦即,一 般、而s ’於印刷機版筒(轉筒)表面裝設該樹脂凸版,供 應,布用液至該樹脂凸版,由於利用設定之旋轉速度及擠 t ^力將塗布用液轉印至玻璃基板,故因應於印刷機版筒 之&轉’滞留於樹脂凸版之印刷用凸出處中央部分的塗布"As described above," made of polyimide resin = facing film formed by printing on a resin relief having uniform small cloths with small M protrusions, as described above, compared to this central region, produces " A phenomenon in which the thickness of the surrounding area becomes thicker. This is due to the following reasons. That is, generally, the resin relief plate is installed on the surface of the printing plate cylinder (rotating cylinder) of the printing press, and the liquid for cloth is supplied to the resin relief plate. The coating fluid is transferred by using the set rotation speed and squeezing force. Printing to the glass substrate, so it should be applied in the center of the printing protrusion of the printing machine cylinder and transferred to the resin projection.

用液將集中於周圍區域,於周圍區域之塗布用液量變多 將發生液體積留,其結果,將產生所得到定向膜之周圍 域的厚度變厚之現象(以下,稱為「邊際現象」)。例 如’雖然應該形成厚度為3〇〇〜9〇〇A之定向膜,於其周 圍部分則厚度形成為1 2 0 0〜1 8 0 0 A左右。為了消除如此 之不當現象,習用技術曾嚐試利用印刷用凸出處之圖案: 狀之設計著手’舆利用印刷平台掃瞄速度或塗布用液濃度 之自動調整等之印刷機改良等各種的方法,但現況則仍尚 未能解決。’The liquid will be concentrated in the surrounding area, and the amount of the coating liquid in the surrounding area will increase. As a result, the liquid volume will remain. As a result, the thickness of the surrounding area of the obtained alignment film will increase (hereinafter, referred to as "marginal phenomenon"). ). For example, although an orientation film having a thickness of 300 to 900 A should be formed, the thickness of the surrounding film is about 120 to 180 A. In order to eliminate such improper phenomena, conventional techniques have tried to use the pattern of the projections for printing: the design of the shape began to use various methods such as the improvement of the printing machine using the printing platform scanning speed or automatic adjustment of the concentration of the coating liquid, but The status quo has not yet been resolved. ’

52l〇45 五、發明說明(3) _ 有鑑於如此 薄膜用之樹脂凸 ,用凸出處之周 定向膜。 【解決問題之方 為了達成該 為了將塗布於印 其特徵為: 藉由在該印 起’於相鄭接之 之溝槽部分,該 ~接之微小突起 $起之分布密度 的邊緣所形成的 亦即,本發 形成均一膜厚定 究。而首先,針 查明為如上所述 ;夜之液體積留的 為研究重心,進 凸出處之中央區 印刷用凸出處之 央區域,且使微 、緣則逐漸缓缓昇 之情形 版,其 圍部分 法】 目的, 刷用凸 刷用凸 微小突 印屌J用 ,該印 高於中 微小突 明人等 向膜之 對產生 之理由 樹脂凸 而重覆 域等間 周圍區 小突起 高,則 ’本發明之目的在於提供一種形成 抑制邊際現象之產生,且即使於印 也可形成與中央部分相等均一膜厚 本發明之形成薄膜用之樹脂凸版係 出處之塗布用液轉印至被印刷物, 出處整面形 起之間,形 凸出處之中 刷用凸出處 央區域, 起之面積佔 為了抑制邊 樹脂凸版, 邊際現象的 ’並以在周 版印刷用凸 進行研究。 隔形成相鄰 域形成微小 之面積佔有 可以抑制邊 成分布 成為了 央區域 之周圍 時,越 有率則 際現象 重覆進 原因重 圍部分 出處之 其結果 的微小 突起之 率越朝 際現象 許多的 保持該 係等間 區域則 朝向周 逐漸緩 之產生 行一連 覆研究 上能抑 微小突 ,若將 突起, 分布密 向周圍 之產生 微小突 塗布用液 隔形成相 形成微小 圍區域上 緩开面。 ’得到可 串的研 的結果, 制塗布用 起圖案作 該印刷用 同時將該 度高於中 區域之邊 ,得到均52l45. Description of the invention (3) _ In view of this, the resin used for the film is convex, and the periphery of the protrusion is used to orient the film. [The problem-solving party in order to achieve this in order to apply the coating to the printing is characterized by: formed by the edge of the density of the distribution of the small protrusions from the printed portion to the portion of the groove that is connected to the Zheng Zheng. That is, the formation of the uniform film thickness of the hair is determined. First of all, the needle was identified as described above; the volume of the night's liquid was left as the center of gravity of the research, and the central area of the protruding area in the central area of the protruding area was gradually raised, and the micro and margin were gradually raised. Circumferential method] Purpose: Use convex brush for convex micro-printing 屌 J, which is higher than the reason that small and medium-sized protruding people are isotropic membranes. Resin is convex and small protrusions in the surrounding area are overlapped. Then, the object of the present invention is to provide a coating that suppresses the occurrence of marginal phenomena, and can form a uniform film thickness equal to the central part even in printing. The coating liquid of the resin relief system for forming a film of the present invention is transferred to a printed object Between the entire surface of the provenance, the central area of the protruding area is brushed, and the area occupied by the raised area is used to suppress the marginal phenomenon of resin relief printing. When the adjacent area forms a small area, it can prevent the edge distribution from surrounding the central area. The more the rate, the more the phenomenon repeats, and the more the rate of the small protrusions of the result, the more the phenomenon is more interstitial. Maintaining the system's iso-regions will gradually reduce the number of micro-protrusions in a continuous study. If the protrusions are distributed closely to the surrounding micro-protrusions, the liquid-separating coating will form a phase to form a micro-enclosed area. ’Get the results of stringable research, make a pattern for coating and use it for printing, and set the degree higher than the edge of the middle area to get uniform

f 8頁 521045 五、發明說明(4) 一膜厚之定向膜,而完成了 同時,若將印刷用凸出 密度(Y)與印刷用凸出處中 (X)之比值[(Y) / (X)]設 抑制了邊際現象之產生,而 另外,將微小突起成形 相對於印刷用凸出處中央區 之印刷用凸出處周圍區域之 於中央區域附近之微小突起 緣處之微小突起的突起直徑 步抑制了邊際現象之產生, 【較佳實施例之詳細說明】 本發明。 4周圍區域之微小突起的分事 2區域之微小突起的分布密度 &為特定範圍,則可更進一步 开》成均一膜厚之定向膜。 成圓錐梯形或是圓柱形,若將 域之微小突起的突起直徑而言 微小突起的突起直徑,分別對 的突起直徑以及周圍區域之邊 设定特定之比率,則可更進/ 而形成均一膜厚之定向膜。 接著,詳細說明本發明之實施態樣。 針對本發明之形成薄膜用之樹脂凸版的一例加以說 明。如圖1所示,樹脂凸版1整體具有四角形狀,於其中央 設置印刷用凸出處2。而且,如圖2及圖3所示,該印刷用 凸=處2整面分布形成許多的微小突起3,於該相鄰接的微 小突起3之間,為了保持形成定向膜之塗布用液而形成溝 槽部分4。該印刷用凸出處2之中央區域X係等間隔形成相 鄰接的微小突起3。另一方面,該印刷用凸出處2之周圍區 域Y中,微小突起3的分布密度形成比中央區域X更高,且 越朝向周圍區域Y之邊緣所形成的微小突起3之面積佔有率 則逐漸昇高。還有,所謂該微小突起3之面積佔有率,係 指對於微小突起3與藉由該相鄰接的微小突起3之間所形成f 8 pages 521045 V. Description of the invention (4) A film with a thickness of orientation film is completed. At the same time, if the ratio of the printing projection density (Y) to the printing projection (X) is [(Y) / ( X)] Suppose the generation of marginal phenomena is suppressed, and in addition, the microprojection is formed with respect to the projection diameter step of the microprojection at the edge of the microprojection near the central region in the area around the printing projection in the central area of the printing projection. The occurrence of marginal phenomena is suppressed. [Detailed description of the preferred embodiment] The present invention. 4 The division of micro-protrusions in the surrounding area 2 The distribution density of micro-protrusions in the area & is a specific range, and it can be further opened to form a uniform film with a uniform thickness. Conical trapezoidal or cylindrical shape. If the protrusion diameter of the tiny protrusions in the field is set to a specific ratio between the protrusion diameter and the edge of the surrounding area, a uniform film can be advanced / formed. Thick orientation film. Next, embodiments of the present invention will be described in detail. An example of the resin relief for forming a film of the present invention will be described. As shown in Fig. 1, the resin relief 1 has a quadrangular shape as a whole, and a projection 2 for printing is provided at the center thereof. In addition, as shown in FIGS. 2 and 3, the printing protrusions 2 are distributed over the entire surface to form a plurality of minute protrusions 3. Between the adjacent minute protrusions 3, in order to maintain a coating liquid for forming an alignment film, A trench portion 4 is formed. The central regions X of the printing projections 2 are formed with adjacent small protrusions 3 at equal intervals. On the other hand, in the area Y surrounding the projection 2 for printing, the distribution density of the microprotrusions 3 is higher than that in the central area X, and the area occupancy ratio of the microprotrusions 3 formed toward the edge of the peripheral area Y gradually increases. Rise. The area occupancy ratio of the microprojections 3 refers to the area formed between the microprojections 3 and the adjacent microprojections 3.

第9頁 521045 五、發明說明(5) 的溝槽部分4之總面積而言,微小突起3之佔有比例。 本發明之形成薄膜用之樹脂凸版丨無論其形狀、材料 及使用方法等均與習用技術相同。亦即,該樹脂凸版i之 基本構造係由利用使光硬化性樹脂硬化所形成的印刷甩凸 出處2與支撐該印刷用凸出處2之非印刷用凸出處2a所構 成。然後,於該印刷用凸出處2表面,塗上塗布用液,塗 有用液將被轉印至被印刷物。 該印刷用凸出處2之平面形狀雖然可適當加以決定, 但〆般而言,大多採用約略四角形。因而,於本發明,於 印刷用凸出處2為四角形之情形時,所謂該印刷用凸出處2 之周圍區域Y係指四角形之四邊各別之周圍部分。 雖然該印刷用凸出處2之周圍區域Y之範圍係根據該樹 脂凸版1整體之大小等而適當加以設定,一般而言,是指 自印刷用凸出處2之周圍邊緣起,0.1〜數mm左右内側之區 域範圍,較佳的是0.1〜1 mm左右内侧之區域。還有,先 前已敘述之圖1 (a )係示意顯示該樹脂凸版1俯視圖的圖 式,對於印刷用凸出處2之中央區域X而言,雖然顯示了很 大的周圍區域Y,但實際上,相較於中央區域X,周圍區域 γ之面積是非常小的。 而且,相較於中央區域X的微小突起3之分布密度,設 定於該印刷用凸出處2之周圍區域Y的微小突起3之分布密 度較高。其程度上,具體而言,較佳的是,將印刷用凸出 處2周圍區域Y之微小突起3的分布密度(Y)與印刷用凸出 處2中央區域X之微小突起3的分布密度(X)之比值[(Y)Page 9 521045 5. The total area of the groove portion 4 in the description of the invention (5), the proportion of the tiny protrusions 3. The resin relief for forming a film of the present invention, regardless of its shape, material, and method of use, is the same as the conventional technique. In other words, the basic structure of the resin relief i is composed of a printing protrusion 2 formed by curing a photocurable resin and a non-printing protrusion 2a supporting the printing protrusion 2. Then, a coating liquid is applied to the two surfaces of the printing projections, and the coating liquid is transferred to the object to be printed. Although the planar shape of the printing protrusions 2 can be appropriately determined, generally, an approximately quadrangular shape is used. Therefore, in the present invention, in a case where the printing protrusion 2 is a quadrangle, the surrounding area Y of the printing protrusion 2 is a peripheral portion of each of the four sides of the quadrangle. Although the range of the surrounding area Y of the printing protrusion 2 is appropriately set according to the size of the entire resin relief 1 and the like, in general, it refers to about 0.1 to several mm from the periphery of the printing protrusion 2. The range of the inner area is preferably about 0.1 to 1 mm. Note that FIG. 1 (a) described above is a schematic view showing a plan view of the resin relief plate 1. Although the central area X of the printing protrusion 2 shows a large peripheral area Y, it is actually Compared to the central area X, the area of the surrounding area γ is very small. Further, the distribution density of the microprojections 3 set in the peripheral region Y of the printing protrusion 2 is higher than the distribution density of the microprojections 3 in the central region X. To this extent, specifically, it is preferable that the distribution density (Y) of the microprotrusions 3 in the area Y around the printing protrusion 2 and the distribution density (X) of the microprotrusions 3 in the central area X of the printing protrusion 2 ) Ratio ((Y)

第10頁 521045 五、發明說明(6) / (X)]設定為1.2〜2.5,尤其更好的是(γ) / 〜2.3。亦即,(Y) / (X)低於〗.2的話,防止現1象3 產生;:將變差,才目反地,若超過2.5,保持微小突起= 之塗:用J的溝槽部分4之深度(從微小突起3表^ 度)便不夠深,阻擋了滯留於印刷用凸出處2之中 之過剩的塗布用液流向凸出處外側的路 向膜之M。 ㈣H果將導致定 進而,即使於設定微小突起3之分布密度為高的周圍 =域Y,亦設定成越朝向該周圍區域γ之邊緣所形成的微小 犬起3之面積佔有率逐漸缓缓昇高。所謂該「微小突起3之 =占有率逐漸昇高」’意指從印刷用凸出處2之周圍區 域Y的中央區域X附近的微小突起3之面積佔有率 周圍區域Y之邊緣處之微小突起3之面積佔有科 ::卺佔有率之值將階段性地昇胃。同時,該面積佔;率 邊緣;ΐ f二rf的話,設定印刷用凸出處2周圍區獻之 小ίϋΛ 積佔有率(α)與中央區域X附近微Page 10 521045 V. Description of the invention (6) / (X)] is set to 1.2 ~ 2.5, and particularly preferably (γ) /~2.3. That is, if (Y) / (X) is lower than 〖.2, prevent the occurrence of the current 1 and 3 ;: it will worsen, and only the opposite, if it exceeds 2.5, keep the tiny protrusions = painted: use the groove of J The depth of the part 4 (degrees from the minute protrusions 3) is not deep enough to block the excess coating liquid remaining in the printing protrusion 2 from flowing to the M of the way film outside the protrusion. As a result, even if the surrounding area = domain Y where the distribution density of the microprojections 3 is high is set, the area occupation rate of the small dogs 3 formed gradually toward the edge of the surrounding area γ gradually increases. high. The term "the minute protrusions 3 = the occupancy rate gradually increases" means the area occupation ratio of the small protrusions 3 near the central area X of the surrounding area Y of the printing protrusion 2 and the small protrusions 3 at the edges of the surrounding area Y. The Area Occupation Section :: 卺 The value of Occupancy will rise to the stomach in stages. At the same time, the area occupies the ratio of the edge and ΐ f2rf. Set the small ϋϋΛ product occupancy ratio (α) of the area around the projection 2 for printing to be slightly smaller than the central area X.

/〜^3。之面積佔有率⑺之比值[⑷/ (川為L/ ~ ^ 3. Ratio of area occupancy ⑷ [⑷ / (川 为 L

分4之另深V二本牲發9月,於印刷用凸出處2所形成的溝槽部 又、’寺別加以限定,於印刷用凸出處2整面亦可 19 疋的涑度,但一般而言,例如,於印刷用凸出 H央區域x中’將藉由許多的微小突起3所形成的溝 夕士刀4之、/未度形成為約略一定,而且,隨著從周圍區域Y 央區域X附近向邊緣處而逐漸缓缓變淺。It is divided into 4 deep parts. In September, the two grooves formed in the projection 2 for printing are limited by the "territory," and the entire surface of the projection 2 for printing can be 19 degrees, but In general, for example, in the protruding H-center region x for printing, the shape of the trench knife 4 formed by many small protrusions 3 is approximately constant, and as the distance from the surrounding area increases, The area near the center of Y is gradually shallower toward the edges.

第11頁 521045Page 11 521045

五、發明說明(7) 該微小突起3互相之間隔及溝槽部分4之深度並未特別 加以限定,可以適當設定。亦即,其可依轉印而印刷形成 的定向膜厚度而適當地加以設定。例如,若定向膜之厚产 為3 0 0〜1 Ο Ο Ο A左右,則微小突起3互相之間隔為〇 〇 3〜 0.1 mm左右之範圍内即可。另外,溝槽部分4之深度為 0.002〜^.035 mm左右之範圍内即可。5. Description of the invention (7) The interval between the micro-protrusions 3 and the depth of the groove portion 4 are not particularly limited, and can be appropriately set. That is, it can be appropriately set depending on the thickness of the alignment film formed by printing by transfer. For example, if the thickness of the alignment film is about 3 0 to 1 0 0 0 A, the distance between the small protrusions 3 may be within a range of about 3 to 0.1 mm. In addition, the depth of the groove portion 4 may be within a range of about 0.002 to ^ .035 mm.

另外,一般而言,該微小突起3之剖面形狀形成圓錐 梯形或是圓柱形。而且,相對於印刷用凸出處2中央區域乂 之微小突起3之突起直徑而言,印刷用凸出處2周圍區域γ 之微小突起3之突起直徑,較佳的話,設定為中央區域χ附 近微小突起3之突起直徑的〇 · 3倍以上、丨· 5倍以下,並且 設定為周圍區域Y之邊緣處之微小突起3之突起直徑的丨· 5 倍以上、3.0倍以下。更好的話,設定為中央區域χ附近之 Μ小犬起3之突起直控的〇·9倍以上、ι·3倍以下,並且,In addition, generally, the cross-sectional shape of the minute protrusions 3 is formed into a conical trapezoid or a cylindrical shape. In addition, the protrusion diameter of the microprotrusions 3 in the area γ around the printing protrusion 2 is preferably set to the microprotrusions in the central area χ relative to the protrusion diameter of the microprotrusions 3 in the central area of the printing protrusion 2. The protrusion diameter of 3 is greater than or equal to 3 times and less than or equal to 5 times, and is set to be greater than or equal to 5 times and less than or equal to 3.0 times the protrusion diameter of the small protrusions 3 at the edge of the surrounding area Y. More preferably, it is set to be more than 0.9 times and less than 3 times the direct control of 3 protrusions from the M dog near the central region χ, and,

=定為周圍區域Υ之邊緣處之微小突起3之突起直徑的丨· 6 倍以上、2· 4倍以下。亦即,藉由如此設定微小突起3之突 起直徑,於使用樹脂凸版i以印刷機印刷定向膜之際,不 =因印刷機版筒之旋轉所施加的印壓使塗布用液滯留於一 疋方向,可以得到均勻分散於整個凸出處的效果。 而且’關於印刷用凸出處2上所形成的微小突起3之圖 案=列,對於中央區域又上所形成的微小突起3之圖案排列 而f,周圍區域Y上所形成的微小突起3之圖案排列,較隹 的疋成角度0〜4 5排列。特別好的是角度為0〜3 0。。 本發明之形成薄膜用之樹脂凸版例如能以下列方式加= 6 times or more and 2 or 4 times the diameter of the protrusions of the small protrusions 3 at the edge of the surrounding area 定. That is, by setting the projection diameter of the microprojection 3 in this way, when the orientation film is printed on the printing machine using the resin relief i, the coating liquid is not held in a single direction by the printing pressure applied by the rotation of the printing plate cylinder. , You can get the effect of uniform dispersion throughout the protrusion. And 'about the pattern of the microprotrusions 3 formed on the printing protrusion 2 = column, for the pattern arrangement of the microprotrusions 3 formed on the central region and f, the pattern arrangement of the microprotrusions 3 formed on the peripheral region Y , The more 疋 疋 are arranged at an angle of 0 ~ 4 5. It is particularly preferable that the angle is 0 to 30. . The resin relief for forming a film of the present invention can be added, for example, in the following manner.

$ 12頁 521045$ 12 pages 521045

1二=。亦即,首先,在對應於樹脂凸版之印刷用凸出處 、二上上衣備一負型薄膜,該負型薄膜之對應於微小突起 之=刀為透明的,而對應於溝槽部分與印刷用凸出處以外 1,域(非印刷用凸區域)則成為黑色的。而且,於該負 3L溥膜上,塗布液狀光硬化性樹脂成為一定的厚度,形成 t = t硬化性樹脂層。層形成之後,於該液狀光硬化性樹 月曰層上層積透明薄膜(基礎薄膜)之後,介著該透明薄膜 =進行光照射,使該液狀光硬化性樹脂硬化而製作樹脂凸 之非印刷部。接著,藉由介著該負型薄膜而進行光照 屮形成樹脂凸版之印刷用凸出處,同時,於該印刷用凸 ,,形成許多的微小突起與利用該微小突起所設置的 分。然後,將未硬化樹脂洗淨去除之後,藉由 燥 步利用光照射進行曝光(後段曝光),而能^ 以卜^ 士丄本發明之形成薄膜用之樹脂凸版,亦可使用於 述方式所得到的樹脂凸版之印刷用凸出處形成面之、 面”則,依序層積基礎薄膜層、由感壓型黏著:丨 專斤形成的黏著劑層、金屬板或合成樹脂板: =如此構造之樹…,將較難產生杯形 刷用凸出處之周圍區域的厚度形成較中央區ΐ 為厗的現象),其結果,可以有效地抑制邊際現象之域 生。 該液狀$硬化性樹脂若為習知所知者, 以限定’例如,使用於不飽和聚酯樹脂或聚 則並未特別加 丁一稀等之中1 two =. That is, first of all, a negative film is prepared at the printing protrusion corresponding to the resin relief, and the two tops are provided. The negative film corresponding to the small protrusions = the knife is transparent, and the corresponding groove portion and printing are used. Outside the bulge 1, the domain (non-printing convex area) becomes black. Then, a liquid photocurable resin was applied to the negative 3L diaphragm to a constant thickness, and a t = t curable resin layer was formed. After the layer is formed, a transparent film (base film) is laminated on the liquid photocurable tree layer, and then the transparent film is irradiated with light to harden the liquid photocurable resin to produce a resin convexity. Printing department. Next, light is irradiated through the negative film to form a printing projection for the resin relief, and at the same time, a number of microprotrusions are formed on the printing projection, and the microprojections are formed by the microprojections. Then, the uncured resin is washed and removed, and then exposed to light (post-exposure) by light irradiation, so that the resin relief for forming a film of the present invention can be used. It can also be used in the method described above. The obtained resin relief printing plate is formed with a surface and a surface. "Then, the base film layer is sequentially laminated, and the pressure-sensitive adhesive layer is adhered to: 丨 an adhesive layer formed by a specialist, a metal plate, or a synthetic resin plate: = so constructed The tree ... makes it harder for the thickness of the surrounding area of the cup-shaped brush protrusion to be thicker than the central area ()). As a result, it is possible to effectively suppress the occurrence of marginal phenomena. The liquid $ hardening resin If it is known, it is limited to 'for example, it is not used in unsaturated polyester resins or polybutadienes.

521045521045

=加=,感劑或熱安定劑等之樹脂,或是於壓克力、氨 商曰f氧化物、聚酯等預聚合物中導入不飽和官能基之不 飽和樹脂中添加光增感劑或熱安定劑等之樹脂。進而,光 硬化〖生树知並不限定是如上述之液狀者,也可以為顯示如 平板狀之固體。具體而言,可列舉APR (旭化成公司製)、 AFP (旭化成公司製)或TEVIST (帝人公司製)等。 於本發明之形成薄膜用之樹脂凸版中,對於形成印刷 用凸,處之特徵性微小突起之圖案,可將對應於該負型薄 膜之微小突起的透明部分與對應於溝槽部分之黑色部分, 藉由適當調整而可形成所要求之微小突起之圖案。如此之 ^型薄膜例如可使用薄膜曝光用之圖像集成機(圖像處理 裝置)等而製作形成所要求之圖案。 利用如此方式所得到的形成薄膜用之樹脂凸版之薄膜 為定向膜’其形成以如下列之方式進行。亦即,於該樹脂 凸版之印刷用凸出處,塗布形成定向膜用之塗布用液而使 塗布用液保持之後,將該塗布用液轉印至被印刷物。然 後’於塗布用液轉印之後,藉由燒成使其乾燥而將溶劑去 除,而可形成相當於被印刷物上之印刷用凸出處表面大小 之定向膜。 ^ 另外,轉印該塗布用液之被印刷物並未特別加以限 疋’可列舉習知之物質,例如,玻璃板、金屬箔片、金屬 板、塑膠板、塑膠片材、編織物、不織布、紙等。於其 中’從難以吸收被轉印的塗布用液之觀點而言,較佳的是 採用玻璃板、’金屬箔片、金屬板。= Add, resins such as sensitizers or heat stabilizers, or unsaturated resins that introduce unsaturated functional groups into prepolymers such as acrylic, ammonia oxide, and polyester, and photosensitizers Or heat stabilizers. Furthermore, photocuring is not limited to those in the liquid state as described above, and it may be a solid showing a plate shape. Specific examples include APR (made by Asahi Kasei Corporation), AFP (made by Asahi Kasei Corporation), TEVIST (made by Teijin Corporation), and the like. In the resin relief for forming a film of the present invention, for the pattern of the characteristic microprotrusions forming the printing protrusions, the transparent portion corresponding to the microprojection of the negative film and the black portion corresponding to the groove portion can be formed. , By appropriate adjustment, the required micro-protrusion pattern can be formed. Such a thin film can be formed into a desired pattern using, for example, an image integration machine (image processing apparatus) for film exposure. The film of the resin relief for forming a film obtained in this manner is an alignment film ', and its formation is performed as follows. That is, the coating liquid for forming an alignment film is applied to the printing projection of the resin relief to hold the coating liquid, and then the coating liquid is transferred to the object to be printed. Then, after the coating liquid is transferred, the solvent is removed by firing and drying to form an alignment film having a size equivalent to the surface of the printing projection on the printed material. ^ In addition, the printed matter to which the coating liquid is transferred is not particularly limited. 'A conventional material can be listed, for example, glass plate, metal foil, metal plate, plastic plate, plastic sheet, knitted fabric, non-woven fabric, paper Wait. Among these, it is preferable to use a glass plate, a metal foil, or a metal plate from the viewpoint that it is difficult to absorb the transferred coating liquid.

第14頁 521045 五、發明說明(10) 接^,針對實施例並配合比較例加以說明 【貫施例1〜1 0、比較例1〜11】 [樹脂凸版之製作] 首先,準備10 mm厚度之玻璃板。於其上, 於負型薄臈上,使用刮刀式塗布機塗置布敌液? 更化性树脂(旭化成公司製、APR),使其成、狀先 ^ : ίϊ兮光硬化性樹脂表面置放基礎 "耆該基礎薄膜進行光照射後,接著, : 光成印刷用凸出處, 的溝槽ϊί二微小突起與因該微小突起所設置 铖y ^ i刀…、後,於將未硬化樹脂洗淨去除之後,_由 製作樹炉ί 射進行曝光(後段曝光),而能 表邗树脂凸版本體。 叩月b 還有’製作該樹脂凸版所#用 f形 般之印刷機繁路你田从一負型/專膜,係利用〆 作,利用士 ί所使用的缚膜曝光用之圖像集成機加以製 突起面,有率的可形成圖之:者小,起之…度與微小 凸出ί ϊ点於以上述製法所得到的樹脂凸版主體之印刷用 (聚丙稀酸醋李/使用附離型紙之感壓型黏著劍 随的:=黏=右勘著劑厚度〇·03 _),黏貼厚度 進行,製作概板。忒所有的製程均於約50 °C之高的室溫下 订 I作樹脂凸版。 [表1 ]Page 14 521045 V. Description of the invention (10) Next, the examples will be described in conjunction with the comparative examples. [Examples 1 to 10, Comparative Examples 1 to 11] [Production of resin relief] First, prepare a thickness of 10 mm Glass plate. On it, use a doctor blade coater to coat the cloth on a negative thin roll. Modification resin (APR, manufactured by Asahi Kasei Corporation, APR) to make it into a shape ^: ϊThe foundation of the photocurable resin is placed on the surface " The foundation film is irradiated with light, and then: the projection for the photochemical printing The grooves, the two small protrusions and the 铖 y ^ knife set due to the small protrusions, and after the unhardened resin is washed and removed, the exposure is performed by making a tree furnace (back exposure), so that Table 邗 resin convex body.叩 月 b There is also the "making this resin letterpress office" # f-shaped printing machine Fanlu Youtian from a negative / special film, the use of work, the use of the film used for the exposure of the film integration The machine-made raised surface can be used to form a picture with a small ratio: the size is small, and the degree and the tiny protrusions are used for the printing of the resin relief main body obtained by the above-mentioned manufacturing method (polyacrylic acid / use attached) The pressure-sensitive adhesive sword of the release paper is followed by: = sticky = right thickness of the adhesive agent (0.03 _), and the thickness of the sticking is performed to make a rough board.忒 All processes are ordered at a high room temperature of about 50 ° C for resin relief. [Table 1 ]

第15頁 521045 五、發明說明(11) 印刷用凸出處之中央區域 印届(1用凸出處之周圍區域 微小突起之 微小突起之 微小突起之 微小突起之面 分布密度*1 面積佔有率(%) 分布密度*1 積佔有率(〇/〇)*2 實 1 300 45 500 55-^65 施 2 300 45 400 55->65 例 3 500 60 700 80->95 4 300 45 360 55—65 5 300 45 570 55-^65 6 500 60 600 80—95 7 500 60 650 80^95 8 500 60 950 80->95 9 400 50 700 60—85 10 400 50 900 85—95 比 1 300 45 300 45 較 2 300 45 300 15 例 3 300 45 300 75 4 300 45 200 45 5 300 45 200 75 6 300 45 200 45->15 7 300 45 500 45 8 300 45 500 80 9 300 45 400 80 10 500 60 500 60 11 500 60 300 80Page 15 521045 V. Description of the invention (11) Printing area in the central area of the projection (1) Area distribution density of micro-projections of micro-projections of micro-projections in the surrounding area of the projected area * 1 Area occupation ratio (% ) Distribution density * 1 Product occupancy rate (〇 / 〇) * 2 Real 1 300 45 500 55- ^ 65 Application 2 300 45 400 55- > 65 Example 3 500 60 700 80- &95; 95 4 300 45 360 55- 65 5 300 45 570 55- ^ 65 6 500 60 600 80-95 7 500 60 650 80 ^ 95 8 500 60 950 80- > 95 9 400 50 700 60-85 10 400 50 900 85-95 to 1 300 45 300 45 than 2 300 45 300 15 Example 3 300 45 300 75 4 300 45 200 45 5 300 45 200 75 6 300 45 200 45- > 15 7 300 45 500 45 8 300 45 500 80 9 300 45 400 80 10 500 60 500 60 11 500 60 300 80

*1 :每1英吋(25. 4 mm) 的微小突起數目。 第16頁 521045 2 ·見施例1〜1 〇係微小突起之面積佔有率,越朝向 周圍區域之邊緣則逐漸緩緩昇高。 t較例6係微小突起之面積佔有率,越朝向周圍 區域之邊緣則逐漸緩緩降低。 使用如此方式所得到的各樹脂凸版以習知之方法形成 薄膜。亦即,如圖4所示,準備於表面裝有該樹脂凸版1〇 的印刷滾筒(印刷機版筒)u,同時,於印刷平台(固定 2) 12上置放被印刷物(玻璃基板)13。然後,將執行圖 口::時之挾持壓力,亦即,油墨滚筒14與印刷滾筒"之 1曰3: 塞入量)’另外,印刷滚筒11與被印刷物 1 3之間奋又為0 · 1 〇 mm。邊右,、、丄艰、a务卜 Μ + ί! _ 墨滾筒14及印刷滾筒11均 保持± 0. 0 0 3 mm以内之平潛厣,并。. + η λ,λ κ十π度,並且,被印刷物13表面 ΐί- Λ:以内之平滑度。於圖4t,15為油墨供 似裝置,16為刮除油墨滾筒14上之多餘油墨的刮裝刀。 y絲Γ用上述之條件,將保持於該樹脂凸版1 0上的塗布用 至玻璃基板13上。接著,# :用 ί ΙΓ二ro°cx 30分鐘之氧化還元氣體環= 製,而形成聚醯亞胺樹脂製薄膜芦 兄甲k 利用TENCORL JAPAN公司製的0表面粗糙量 (Prof i ler P-1 ),測定以如此太々 里at 域與周圍區域邊緣之厚度。#鈇;:侍到的薄_膜之中央區 估。於評估時’著眼於薄膜層 ^ f所不並進行評 示◎為可明顯看出邊際現象‘;=;邊=厚度’標 瓜欢果者,〇為可看出某* 1: The number of minute protrusions per 1 inch (25.4 mm). P.16 521045 2 · See Example 1 ~ 10 The area occupancy ratio of the 0-type micro-protrusions gradually increased gradually toward the edge of the surrounding area. The area occupancy ratio of the comparative example 6 series of microprotrusions gradually decreases toward the edge of the surrounding area. A thin film is formed in a conventional manner using each resin relief obtained in this manner. That is, as shown in FIG. 4, a printing cylinder (printing machine cylinder) u on which the resin relief 10 is mounted on the surface is prepared, and at the same time, an object to be printed (glass substrate) 13 is placed on a printing platform (fixation 2) 12. . Then, the drawing port will be executed: the holding pressure of the time, that is, the ink cylinder 14 and the printing cylinder " No. 1: 3: the plugging amount) 'In addition, the printing cylinder 11 and the object to be printed 13 are again 0. · 10 mm. On the right,,, 丄, 丄, 务 + 务! _ Both the ink cylinder 14 and the printing cylinder 11 are maintained within a level of ± 0. 0 0 3 mm. + η λ, λ κ is ten π degrees, and the surface of the to-be-printed object 13 ΐί-Λ: smoothness within. In FIG. 4t, 15 is an ink supply device, and 16 is a doctor blade scraping off excess ink from the ink cylinder 14. The y wire Γ is applied to the glass substrate 13 by applying the resin relief 10 held under the conditions described above. Next, #: The oxidized redox gas ring of 30 ° C was used to form a polyimide resin film, which was produced by Tencoll Japan Co., Ltd., with a surface roughness of 0 (Prof i ler P- 1). Measure the thickness of the at field and the edge of the surrounding area. # 鈇 ;: Serve the thin _ film in the central area. At the time of evaluation, ‘focus on the thin film layer ^ f and make a review. ◎ To clearly see the marginal phenomenon’; =; edge = thickness ’mark.

521045 五、發明說明(13) 種程度之改善效果者,X為看不出任何效果者。 [表2]521045 V. Description of the invention (13) For those who have improved the effect to a certain degree, X is the one who cannot see any effect. [Table 2]

薄膜中央區域 薄膜周圍區域之邊緣 膜厚(A) 膜厚(A) 評估 實 施 例 1 600〜800 <500 ◎ 2 600〜800 <700 〇 3 600〜800 <700 ◎ 4 600〜800 <700 〇 5 600〜800 <500 ◎ 6 600〜800 <700 〇 7 600〜800 <600 ◎ 8 600〜800 <600 ◎ 9 600〜800 <700 〇 10 600〜800 <600 ◎ 比 較 例 1 600〜800 >1000 X 2 600〜800 >1000 X 3 600〜800 >1000 X 4 600〜800 >1000 X 5 600〜800 >1000 X 6 600〜800 >1000 X 7 600〜800 >1000 X 8 600〜800 >1000 X 9 600〜800 >1000 X 10 600〜800 >1400 X 11 600〜800 >1700 XCentral film area Edge film thickness around the film (A) Film thickness (A) Evaluation Example 1 600 to 800 < 500 ◎ 2 600 to 800 < 700 〇3 600 to 800 < 700 ◎ 4 600 to 800 < 700 〇5 600 ~ 800 < 500 ◎ 6 600 ~ 800 < 700 〇7 600 ~ 800 < 600 ◎ 8 600 ~ 800 < 600 ◎ 9 600 ~ 800 < 700 〇10 600 ~ 800 < 600 ◎ Comparative Example 1 600 to 800 > 1000 X 2 600 to 800 > 1000 X 3 600 to 800 > 1000 X 4 600 to 800 > 1000 X 5 600 to 800 > 1000 X 6 600 to 800 > 1000 X 7 600 ~ 800 > 1000 X 8 600 ~ 800 > 1000 X 9 600 ~ 800 > 1000 X 10 600 ~ 800 > 1400 X 11 600 ~ 800 > 1700 X

Hi· 第18頁 521045Hi · Page 18 521045

五、發明說明(14) 由該表2之結果可知,所有實施例品皆形成 圍區域邊緣的膜厚較薄膜中央區域之膜厚為相f 度以下’評估結果為良好者。尤其是,印刷用d 圍區域之微小突起的分布密度(γ )與印刷用凸 區域之微小突起的分布密度(x)之比值[(γ) 1 · 3〜2 · 3以内者為特優者。相對於此,所有比較 膜周圍區域之邊緣膜厚皆形成為厚於薄膜中央區 厚。 、 【發明之效果】 為薄膜周 1程度之厚 r出處之周 出處中央 ⑴]為 例品之薄 域之膜 如上所述,本發明所 凸版之印刷用凸出處之中 突起,同時,該印刷用凸 之分布密度高於中央區域 緣,所开^成的微小突起之 此,使用該樹脂凸版所形 產生’而得到均一膜厚之 而且,若將印刷用凸 密度(Υ )與印刷用凸出處 (X)之比值[(Y) / (X)] 抑制邊際現象之產生,而 另外’將微小突起形 對於印刷用凸出處中央區 印刷用凸出處周圍區域之 中央區域附ii之微小突起 形成之薄膜用樹脂凸版 央區域,等間隔形成相 出處之周圍區域,形成 ’而且,越朝向周圍區 面積佔有率逐漸緩緩昇 成的薄膜,可抑制了邊 定向膜。 出處周圍區域之微小突 中央區域之微小突起的 設定為特定範圍,則可 形成均一膜厚之定向膜 成圓錐梯形或是圓柱形 域之微小突起的突起直 微小突起的突起直徑, 的穴起直徑以及周圍區 ’其樹脂 鄰的微小 微小突起 域之邊 高。因 際現象之 起的分布 分布密度 更進一步 Ο ,若將相 控而言之 分別對於 域之邊緣 521045 五、發明說明(15) 處之微小突起的突起直徑設定特定之比率,則可更進一步 抑制邊際現象之產生,而形成均一膜厚之定向膜。 1^1 第20頁 521045 圖式簡單說明 圖1 ( a) 係示意顯示本發明形成薄膜用之樹脂凸版之 一例的俯視圖,(b ) 係該侧面圖。 圖2係示意顯示本發明形成薄膜用之樹脂凸版一部分 的俯視圖。 圖3係示意顯示本發明形成薄膜用之樹脂凸版一部分 的剖面圖。 圖4係顯示使用樹脂凸版之形成薄膜製程的立體圖。V. Description of the invention (14) From the results in Table 2, it can be seen that all the examples are formed. The film thickness at the edge of the surrounding area is lower than the film thickness at the center of the thin film. The evaluation result is good. In particular, the ratio of the distribution density (γ) of micro-protrusions in the area surrounded by printing d to the distribution density (x) of micro-protrusions in the printing area [[γ] 1 · 3 ~ 2 · 3 is particularly excellent . In contrast, the edge film thickness of all the comparison film surrounding areas is formed to be thicker than that of the central area of the film. [Effects of the invention] The thickness of the film is about 1 degree of the thickness of the film. The film of the thin field is an example. As described above, the projections in the printing for the relief of the present invention protrude, and at the same time, the printing The distribution density of the protrusions is higher than the edge of the central area, and the small protrusions formed by the resin relief are used to produce a uniform film thickness. Moreover, if the density of the printing protrusion (Υ) and the printing protrusion are used, The ratio of the provenance (X) [(Y) / (X)] suppresses the occurrence of marginal phenomena, and in addition, 'the tiny protrusions are formed in the central area of the surrounding area of the printed protrusions in the central area of the printing protrusions with the formation of tiny protrusions ii The central area of the resin relief plate for the film is formed at equal intervals to form the surrounding area of the phase source, and the area occupied by the film is gradually increased toward the surrounding area, which can suppress the edge alignment film. The microprojections in the central area of the microprojections in the surrounding area are set to a specific range, and the uniform film thickness can be formed into a conical trapezoidal or cylindrical microprojection. The projections of the microprojections are straight. And the edge of the surrounding area 'its tiny tiny protrusions adjacent to the resin is high. The density of the distribution from the phenomenon of the phenomenon is further improved. If the phase control is set to a specific ratio for the edge of the domain 521045 V. Invention description (15), a specific ratio can be further suppressed Marginal phenomena occur to form an oriented film with uniform film thickness. 1 ^ 1 Page 20 521045 Brief description of the drawings Fig. 1 (a) is a plan view schematically showing an example of a resin relief for forming a film of the present invention, and (b) is a side view thereof. Fig. 2 is a plan view schematically showing a part of a resin relief for forming a film according to the present invention. Fig. 3 is a sectional view schematically showing a part of a resin relief for forming a film according to the present invention. FIG. 4 is a perspective view showing a film forming process using a resin relief.

[符號說明] 1〜樹脂凸版 2〜印刷用凸出處 3〜微小突起 4〜溝槽部分 X〜中央區域 Y〜周圍區域[Symbol description] 1 ~ Resin relief 2 ~ Printing protrusion 3 ~ Micro protrusion 4 ~ Groove part X ~ Center area Y ~ Surrounding area

第21頁Page 21

Claims (1)

521045 六、申請專利範圍 _ i•一種形成薄膜用之樹脂凸版,1用 — 刷用凸出處之塗布用液轉印至被印刷物、,直將塗布於印 藉由在該印刷用凸出處整面形成 ;;,3: 起,於相鄰接之微小突起之間,形成為了保“以: 之溝槽部分,肖印刷用凸出處之中央區域係液 =接之微小突起丄該印刷用凸出處之周圍區域則形=目 犬1之分布密度尚於中央區域,$時,越朝向周圍區 =邊緣,所形成的微小突起之面積佔有率則逐漸緩緩昇 南。 2 ·如申請專利範圍第1項之形成薄膜用之樹脂凸版, 其中, 印刷用凸出處周圍區域之微小突起的分布密度(¥)與 印刷用凸出處中央區域之微小突起的分布密度(χ )之比 值[(γ) / (X)],設定為1· 2 〜2· 5。 3·如申請專利範圍第1或2項之形成薄膜用之樹脂凸 版,其中, 微小突起形成圓錐梯形或是圓柱形,相對於印刷用凸 出處中央區域之微小突起的突起直徑而言,將印刷用凸出 處周圍區域之微小突起的突起直徑,設定為中央區域附近 之微小突起的突起直徑的〇 · 3倍以上、1. 5倍以下,並且設 定為周圍區域之邊緣處之微小突起的突起直徑的1· 5倍以 上、3· 0倍以下。521045 6. Scope of patent application_ i • A resin relief for forming a film, 1 use—the coating liquid on the protrusion of the brush is transferred to the object to be printed, and the coating is applied directly on the entire surface of the printing protrusion. Formation ;;, 3: from between the adjacent small protrusions, in order to ensure that: "the groove part, the central area of the projection for the printing is the liquid = the connected small projection 丄 the projection for the printing The surrounding area is shaped = the distribution density of the eye dog 1 is still in the central area, when $, the more toward the surrounding area = the edge, the area occupancy rate of the formed small protrusions gradually rises to the south. The resin relief for forming a film according to item 1, wherein the ratio of the distribution density (¥) of the microprotrusions in the surrounding area of the printing protrusion to the distribution density (χ) of the microprotrusions in the central area of the printing protrusion [(γ) / (X)], set to 1 · 2 ~ 2 · 5. 3. · For example, the resin relief for film formation in item 1 or 2 of the patent application scope, in which the small protrusions form a conical trapezoid or a cylindrical shape, as opposed to printing. Central area of the protrusion In terms of the protrusion diameter of the minute protrusions, the protrusion diameter of the minute protrusions in the surrounding area of the printing protrusion is set to be 0.3 times or more and 1.5 times or less the protrusion diameter of the minute protrusions near the central area, and is set to The protrusion diameter of the small protrusion at the edge of the surrounding area is 1.5 times or more and 3.0 times or less.
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