JP4493979B2 - COLOR FILTER SUBSTRATE, ITS LAMINATE, AND USE METHOD OF COLOR FILTER SUBSTRATE - Google Patents
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- JP4493979B2 JP4493979B2 JP2003366999A JP2003366999A JP4493979B2 JP 4493979 B2 JP4493979 B2 JP 4493979B2 JP 2003366999 A JP2003366999 A JP 2003366999A JP 2003366999 A JP2003366999 A JP 2003366999A JP 4493979 B2 JP4493979 B2 JP 4493979B2
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Description
本発明は、液晶表示装置等に用いられ、保管、移送時に有利なカラーフィルター基板、その積層体及びカラーフィルター基板の利用方法に関するものである。 The present invention relates to a color filter substrate which is used in a liquid crystal display device and the like and is advantageous at the time of storage and transfer, a laminate thereof, and a method of using the color filter substrate.
通常、カラーフィルター基板は、ガラス基板表面にブラックマトリックス層、着色層、透明導電膜層及びスペーサー等の突起物を形成した状態で保管、移送される。 Usually, the color filter substrate is stored and transported in a state where protrusions such as a black matrix layer, a colored layer, a transparent conductive film layer, and a spacer are formed on the surface of the glass substrate.
従来、カラーフィルター基板を保管、移送する際は、カラーフィルター基板表面を傷や破損から守るため、カラーフィルター基板同士が接触しないように、カラーフィルター基板を所定間隔で並列収納できる、箱形の収納容器を用いていた。
しかしながら、最近では、より大型のカラーフィルター基板の製造が要求されており、これらを従来と同様に所定間隔で収納すれば、より大きな、収納容器、収納スペースが必要となり、また、輸送により割れやすくなり、現実には、前記のような収納容器を用いて、保管、移送するのは困難である。 However, recently, manufacture of larger color filter substrates has been demanded. If these are stored at a predetermined interval as in the past, a larger storage container and storage space are required, and they are more easily broken by transportation. Therefore, in reality, it is difficult to store and transport the storage container as described above.
本願発明は、カラーフィルター基板を傷、破損から守り、大型のカラーフィルター基板でも、保管、移送に有利なカラーフィルター基板、その積層体及びカラーフィルター基板の利用方法を提供するものである。 The present invention provides a color filter substrate that protects the color filter substrate from scratches and damages, and is advantageous for storage and transport even with a large color filter substrate, a laminate thereof, and a method for using the color filter substrate.
本発明の第１の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設け、前記着色層側及び裏側の保護層がいずれも、水溶性樹脂からなることを特徴とするカラーフィルター基板であり、第２の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設け、前記着色層側及び裏側の保護層がいずれも、水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなり、前記保護層が、層中に空隙を含む樹脂層であることを特徴とするカラーフィルター基板であり、第３の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設け、前記着色層側の保護層が水溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであることを特徴とするカラーフィルター基板であり、第４の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設け、前記着色層側の保護層が水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記着色層側の保護層が、層中に空隙を含む樹脂層であることを特徴とするカラーフィルター基板であり、第５の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設け、前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層が水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなることを特徴とするカラーフィルター基板である。
また、第６の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設けたカラーフィルター基板を、複数枚積層させてなる積層体であって、隣り合う２枚のカラーフィルター基板は、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とが接してなり、前記着色層側及び裏側の保護層がいずれも、水溶性樹脂からなることを特徴とする積層体であり、第７の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設けたカラーフィルター基板を、複数枚積層させてなる積層体であって、隣り合う２枚のカラーフィルター基板は、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とが接してなり、前記着色層側及び裏側の保護層がいずれも、水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなり、前記保護層が、層中に空隙を含む樹脂層であることを特徴とする積層体であり、第８の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設けたカラーフィルター基板を、複数枚積層させてなる積層体であって、隣り合う２枚のカラーフィルター基板は、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とが接してなり、前記着色層側の保護層が水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであることを特徴とする積層体であり、第９の発明は、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設けたカラーフィルター基板を、複数枚積層させてなる積層体であって、隣り合う２枚のカラーフィルター基板は、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とが接してなり、前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層が水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなることを特徴とする積層体である。
また第１０の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側及び裏側の保護層が共に水溶性樹脂からなり、前記保護層を除去する工程は、水で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１１の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側及び裏側の保護層が共に層中に空隙を含むアルカリ可溶性樹脂からなり、前記保護層を除去する工程は、アルカリ性水溶液で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１２の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側及び裏側の保護層が共に層中に空隙を含む溶剤可溶性樹脂からなり、前記保護層を除去する工程は、有機溶剤で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１３の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側の保護層が水溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記保護層を除去する工程は、前記フィルムを剥離し、前記水溶性樹脂を水で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１４の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側の保護層がアルカリ可溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記保護層を除去する工程は、前記フィルムを剥離し、前記アルカリ可溶性樹脂をアルカリ性水溶液で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１５の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側の保護層が溶剤可溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記保護層を除去する工程は、前記フィルムを剥離し、前記溶剤可溶性樹脂を有機溶剤で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１６の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層が水溶性樹脂からなり、前記保護層を除去する工程は、前記フィルムを剥離し、前記水溶性樹脂を水で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１７の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層がアルカリ可溶性樹脂からなり、前記保護層を除去する工程は、前記フィルムを剥離し、前記アルカリ可溶性樹脂をアルカリ性水溶液で洗い流すことを特徴とするカラーフィルター基板の利用方法であり、第１８の発明は、第１の地点で、カラーフィルター基板の着色層側の面及び裏側の面にそれぞれ保護層を設ける工程と、前記保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させて積層体を形成させる工程と、前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層が溶剤可溶性樹脂からなり、前記保護層を除去する工程は、前記フィルムを剥離し、前記溶剤可溶性樹脂を有機溶剤で洗い流すことを特徴とするカラーフィルター基板の利用方法である。
According to a first aspect of the present invention, a protective layer is provided on each of the colored layer side surface and the back side surface of the color filter substrate, and both the colored layer side and the back side protective layer are made of a water-soluble resin. The color filter substrate according to the second aspect of the present invention provides a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, both of which are water-soluble resins. A color filter substrate comprising an alkali-soluble resin or a solvent-soluble resin, wherein the protective layer is a resin layer containing voids in the layer, and the third invention is the colored layer side of the color filter substrate. A protective layer is provided on each of the surface and the back surface, the protective layer on the colored layer side is made of a water-soluble resin, and the protective layer on the back side has a pressure sensitive adhesive on the substrate surface or a base material and a pressure sensitive adhesive. Co-pushing A color filter substrate characterized in that the protective layer is provided on each of the colored layer side surface and the back side surface of the color filter substrate, and the colored layer side protective layer is water-soluble. Resin, consisting of an alkali-soluble resin or a solvent-soluble resin, the protective layer on the back side is a film having a pressure-sensitive adhesive on the substrate surface or a co-pressed film of the base material and the pressure-sensitive adhesive, and the protective layer on the colored layer side is It is a color filter substrate characterized by being a resin layer containing voids in the layer, and the fifth invention provides a protective layer on each of the color layer side surface and the back side surface of the color filter substrate, and the color layer The protective layer on the side is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, and the protective layer on the back side is made of a water-soluble resin, an alkali-soluble resin or a solvent-soluble resin. A color filter substrate, wherein.
The sixth invention is a laminate in which a plurality of color filter substrates each provided with a protective layer on the colored layer side surface and the back side surface of the color filter substrate are laminated, The color filter substrate is formed by contacting a protective layer on the colored layer side of one color filter substrate with a protective layer on the back side of the other color filter substrate, and both the colored layer side and the protective layer on the back side are water-soluble resins. A seventh aspect of the present invention is a laminate comprising a plurality of color filter substrates each provided with a protective layer on a colored layer side surface and a back side surface of the color filter substrate. Two color filter substrates adjacent to each other, the colored layer side protective layer of one color filter substrate and the protective layer on the back side of the other color filter substrate are in contact with each other, Both the color layer side and the back side protective layer are made of a water-soluble resin, an alkali-soluble resin, or a solvent-soluble resin, and the protective layer is a laminate having a void in the layer. The eighth invention is a laminate in which a plurality of color filter substrates each provided with a protective layer on the colored layer side surface and the back side surface of the color filter substrate are laminated, and two adjacent color filters are provided. The filter substrate is formed by contacting a protective layer on the colored layer side of one color filter substrate and a protective layer on the back side of the other color filter substrate, and the protective layer on the colored layer side is a water-soluble resin, an alkali-soluble resin or a solvent. A ninth aspect of the invention is a laminate comprising a soluble resin, wherein the protective layer on the back side is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive. -A laminate comprising a plurality of color filter substrates each provided with a protective layer on the colored layer side surface and the back side surface of the filter substrate, and the two adjacent color filter substrates are one color filter The protective layer on the colored layer side of the substrate and the protective layer on the back side of the other color filter substrate are in contact with each other, and the protective layer on the colored layer side has a pressure sensitive adhesive on the surface of the base material or the base material and the adhesive. It is a co-pressed film, and the protective layer on the back side is a laminate comprising a water-soluble resin, an alkali-soluble resin, or a solvent-soluble resin.
According to a tenth aspect of the present invention, at the first point, two adjacent sheets of a color filter substrate provided with a protective layer on the colored layer side surface and the back side surface of the color filter substrate and the color filter substrate provided with the protective layer are provided. The color filter substrate is in contact with the protective layer on the colored layer side of one color filter substrate and the protective layer on the back side of the other color filter substrate, and a plurality of layers are laminated to form a laminate, and Transporting the laminate formed at the first point from the first point to the second point, and removing the protective layer of the color filter substrate at the second point. The colored layer side and back side protective layers are both made of a water-soluble resin, and the step of removing the protective layer is a method of using a color filter substrate, wherein the color filter substrate is washed away with water. In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of laminating a plurality of sheets while forming contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate, and forming at the first point. Transporting the laminated body from the first point to the second point, and removing the protective layer of the color filter substrate at the second point, the colored layer side and the back side Both of the protective layers are made of an alkali-soluble resin having voids in the layers, and the step of removing the protective layer is a method of using a color filter substrate, wherein the protective layer is washed away with an alkaline aqueous solution. Thus, the twelfth aspect of the present invention is that, at the first point, the step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate and the color filter substrate provided with the protective layer are adjacent to each other. A step of forming a laminate by laminating a plurality of sheets while the color filter substrate is in contact with the protective layer on the colored layer side of one color filter substrate and the protective layer on the back side of the other color filter substrate; Transporting the laminate formed at the first point from the first point to the second point, and removing the protective layer of the color filter substrate at the second point. The use of a color filter substrate characterized in that the colored layer side and back side protective layers are both made of a solvent-soluble resin containing voids in the layers, and the step of removing the protective layer is washed away with an organic solvent. According to a thirteenth aspect of the present invention, at the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and the color filter substrate provided with the protective layer are adjacent to each other. A process of forming a laminate by stacking a plurality of color filter substrates while the two color filter substrates are in contact with the protective layer on the colored layer side of one color filter substrate and the protective layer on the back side of the other color filter substrate And transporting the laminate formed at the first point from the first point to the second point; and removing the protective layer of the color filter substrate at the second point; The protective layer on the colored layer side is made of a water-soluble resin, and the protective layer on the back side is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, and the protective layer Remove The method of using a color filter substrate is characterized in that the film is peeled off and the water-soluble resin is washed away with water, and the fourteenth invention is the first point on the colored layer side of the color filter substrate. A step of providing a protective layer on each of the surface and the back surface, and a color filter substrate provided with the protective layer, the two adjacent color filter substrates are the protective layer on the colored layer side of one color filter substrate and the other A step of laminating a plurality of layers while being in contact with the protective layer on the back side of the color filter substrate, and a layered body formed at the first point from the first point to the second point. And a step of removing the protective layer of the color filter substrate at the second point, wherein the protective layer on the colored layer side is made of an alkali-soluble resin, The protective layer on the side is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, and the step of removing the protective layer peels the film and removes the alkali-soluble resin into an alkaline aqueous solution. The fifteenth aspect of the present invention is a method for using a color filter substrate, wherein a protective layer is provided on each of the colored layer side surface and the back side surface of the color filter substrate at the first point; While the color filter substrate provided with the protective layer is such that two adjacent color filter substrates are in contact with the protective layer on the colored layer side of one color filter substrate and the protective layer on the back side of the other color filter substrate A step of laminating a plurality of sheets to form a laminated body, a step of conveying the laminated body formed at the first point from the first point to a second point, And a step of removing the protective layer of the color filter substrate at the second point, wherein the protective layer on the colored layer side is made of a solvent-soluble resin, and the protective layer on the back side applies an adhesive to the substrate surface. Use of a color filter substrate, comprising a film or a co-pressed film of a base material and an adhesive, and the step of removing the protective layer includes peeling the film and washing away the solvent-soluble resin with an organic solvent According to a sixteenth aspect of the present invention, in the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and the color filter substrate provided with the protective layer are adjacent to each other. Two matching color filter substrates are stacked so that the protective layer on the colored layer side of one color filter substrate is in contact with the protective layer on the back side of the other color filter substrate. Forming the laminated body, transporting the laminated body formed at the first point from the first point to the second point, and at the second point, the color filter substrate A step of removing the protective layer, wherein the colored layer side protective layer is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, and the back side protective layer is water-soluble The step of removing the protective layer made of resin is a method of using a color filter substrate, wherein the film is peeled off and the water-soluble resin is washed away with water. A step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and the color filter substrate provided with the protective layer, the two adjacent color filter substrates are one color filter Base A step of forming a laminated body by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side and the protective layer on the back side of the other color filter substrate, and a laminated body formed at the first point A step of transporting from the first point to the second point, and a step of removing the protective layer of the color filter substrate at the second point, wherein the protective layer on the colored layer side is a base material A film having an adhesive on the surface or a co-pressed film of a base material and an adhesive, the protective layer on the back side is made of an alkali-soluble resin, and the step of removing the protective layer includes peeling the film and A method of using a color filter substrate characterized in that a soluble resin is washed away with an alkaline aqueous solution. The eighteenth aspect of the present invention is the first point on the colored layer side surface and the back side surface of the color filter substrate, respectively. The step of providing the protective layer, and the color filter substrate provided with the protective layer, the two adjacent color filter substrates are the protective layer on the colored layer side of one color filter substrate and the back side of the other color filter substrate. A step of laminating a plurality of sheets while being in contact with the protective layer, and a step of conveying the laminate formed at the first point from the first point to a second point; And a step of removing the protective layer of the color filter substrate at the second point, and the protective layer on the colored layer side has a pressure sensitive adhesive on the surface of the base material or the substrate and the adhesive. A color film comprising a pressed film, wherein the protective layer on the back side is made of a solvent-soluble resin, and the step of removing the protective layer includes peeling the film and washing away the solvent-soluble resin with an organic solvent. It is a method of using the Luther board.
本発明のカラーフィルター基板、その積層体及びカラーフィルター基板の利用方法は、保管や移送の際に、必要なスペースが小さくてすみ、表面に傷やわれが生じにくく、作業性も良好である。 The color filter substrate of the present invention, the laminate thereof, and the method of using the color filter substrate require only a small space for storage and transfer, are less likely to be scratched or damaged on the surface, and have good workability.
本発明に用いるカラーフィルター基板は、製造方法に特に制限はなく、基本構成として、ガラス基板上に、ブラックマトリックス、着色層、透明電極及びスペーサー等の突起物を形成させた液晶表示装置等に用いられるカラーフィルター基板である。 The color filter substrate used in the present invention is not particularly limited in the manufacturing method, and is used for a liquid crystal display device in which protrusions such as a black matrix, a colored layer, a transparent electrode, and a spacer are formed on a glass substrate as a basic configuration. Color filter substrate.
本発明は、カラーフィルター基板の着色層側の面及び裏面にそれぞれ保護層を設ける。 In the present invention, protective layers are respectively provided on the colored layer side surface and the back surface of the color filter substrate.
図１に、本発明の保護層を設けたカラーフィルター基板の一例を示す。ガラス基板３にブラックマトリックス５及び着色層７ａ、７ｂ、７ｃが形成され、着色層７の上に透明電極９が形成され、その上にスペーサー１１がブラックマトリックス５の上部に形成されている。さらに、スペーサー１１の上に、保護層１３が形成され、ガラス基板面上に保護層１５が形成される。
FIG. 1 shows an example of a color filter substrate provided with a protective layer of the present invention. A
また、本発明の積層体は、着色層側の面及び裏面にそれぞれ保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら、複数枚積層させる。 In the laminate of the present invention, a color filter substrate provided with a protective layer on each of the colored layer side surface and the back surface is provided, and two adjacent color filter substrates are provided on the colored layer side of one color filter substrate. A plurality of layers are laminated so as to be in contact with the protective layer on the back side of the other color filter substrate.
図２は、本発明の積層体の一例を示す断面図であり、保護層１３及び保護層１５を設けたカラーフィルター基板１を、隣り合う２枚のカラーフィルター基板の、保護層１３と保護層１５とが接するようにしながら、積層させている。
FIG. 2 is a cross-sectional view showing an example of the laminate of the present invention. The
本発明の保護層は、保護性能の点からある程度の厚みがあることが好ましく、また着色層、透明電極等と相互作用せず、また、本発明の保護層は一時的な保護であることから後で比較的簡単に除去できるものであることが必要である。 The protective layer of the present invention preferably has a certain thickness from the viewpoint of protection performance, and does not interact with the colored layer, the transparent electrode, etc., and the protective layer of the present invention is temporary protection. It must be something that can be removed relatively easily later.
本発明の保護層は、以下に示すような粘着フィルム又はコーティング層が好適に用いられる。
本発明の粘着フィルムは、基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムが用いられる。本発明で用いる基材は、ポリエチレン、ポリエチレンテレフタレート等であり、粘着剤は、ゴム系又はアクリル系である。特に好ましくは、基材がポリエチレンであり、粘着剤がゴム系である。
As the protective layer of the present invention, an adhesive film or a coating layer as shown below is preferably used.
As the pressure-sensitive adhesive film of the present invention, a film having a pressure-sensitive adhesive on the substrate surface or a co-pressing film of the substrate and the pressure-sensitive adhesive is used. The base material used in the present invention is polyethylene, polyethylene terephthalate, or the like, and the pressure-sensitive adhesive is rubber-based or acrylic-based. Particularly preferably, the base material is polyethylene and the pressure-sensitive adhesive is rubber-based.
本発明のコーティング層は、水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂からなる。水溶性樹脂は、ポリビニルアルコール、水酸基を有するアクリル樹脂、セルロース等が好適に使用でき、アルカリ可溶性樹脂は、側鎖に水酸基及びカルボン酸基を有するアクリル共重合体又は、水酸基及びカルボン酸基変性エポキシ・ウレタン・ポリエステルアクリレート等が好適に使用できる。本願発明で特に好ましい保護層は、ポリビニルアルコールである。 The coating layer of this invention consists of water-soluble resin, alkali-soluble resin, or solvent-soluble resin. As the water-soluble resin, polyvinyl alcohol, an acrylic resin having a hydroxyl group, cellulose and the like can be suitably used, and the alkali-soluble resin is an acrylic copolymer having a hydroxyl group and a carboxylic acid group in the side chain, or a hydroxyl group and carboxylic acid group-modified epoxy. -Urethane, polyester acrylate, etc. can be used conveniently. A particularly preferred protective layer in the present invention is polyvinyl alcohol.
また、保護層として前記水溶性樹脂、アルカリ可溶性樹脂又は溶剤可溶性樹脂を用いる際、樹脂層中に空隙を含ませることが特に好ましい。本発明でいう空隙は、前記水溶性樹脂、アルカリ可溶性樹脂や溶剤可溶性樹脂にエアーアトマイジングノズル等で気泡を入れることにより得ることができる。また、ウレタンなどの内部に気泡を有する樹脂や中空樹脂ビーズを分散させた樹脂等を使用することができる。
樹脂層中に空隙を含ませることにより、保護効果が大きくなり、保護層を除去する際、液の浸透がよくなり、除去が容易になる。また、比重が下げられるので、材料コストが削減できる。
Moreover, when using the said water-soluble resin, alkali-soluble resin, or solvent-soluble resin as a protective layer, it is especially preferable to include a void in the resin layer. The void referred to in the present invention can be obtained by introducing bubbles into the water-soluble resin, alkali-soluble resin or solvent-soluble resin with an air atomizing nozzle or the like. Further, a resin having air bubbles inside such as urethane or a resin in which hollow resin beads are dispersed can be used.
By including voids in the resin layer, the protective effect is increased, and when the protective layer is removed, the penetration of the liquid is improved and the removal is facilitated. Further, since the specific gravity is lowered, the material cost can be reduced.
本発明のコーティング層の形成方法は、特に限定するものではなく、ディップコート、ロールコート、スキージコート、ダイコート、スプレーによる吹きつけ等の方法が使用可能であり、特に好ましくはロールコートである。 The method for forming the coating layer of the present invention is not particularly limited, and methods such as dip coating, roll coating, squeegee coating, die coating and spraying can be used, and roll coating is particularly preferable.
本発明の保護層の厚さは、特に制限するものではないが、保護性能の面から樹脂によるコーティング層の場合は、３〜１００μｍが好ましく、特に好ましくは５〜２０μｍであり、粘着フィルムの場合は、基材の厚みとして１０〜５０μｍが好ましい。 The thickness of the protective layer of the present invention is not particularly limited, but in the case of a coating layer made of resin from the viewpoint of protective performance, it is preferably 3 to 100 μm, particularly preferably 5 to 20 μm. The thickness of the substrate is preferably 10 to 50 μm.
本発明の着色層側及び裏側の保護層をコーティング層とするか粘着フィルムとするかは、着色層側と裏側とで、同じでも良いし、異なっていても良い。すなわち、（１）着色層側の保護層と裏側の保護層とが共にコーティング層である、（２）着色層側の保護層がコーティング層であり、裏側の保護層が粘着フィルムである、（３）着色層側の保護層が粘着フィルムであり、裏側の保護層がコーティング層である、又は（４）着色層側の保護層と裏側の保護層とが共に粘着フィルムである、から選択可能である。本願発明の積層体を形成するために、好ましいのは、前記（２）着色層側の保護層がコーティング層であり、裏側の保護層が粘着フィルムである、及び前記（４）着色層側の保護層と裏側の保護層とが共に粘着フィルムである、であり、特に好ましいのは、前記（２）着色層側の保護層がコーティング層であり、裏側の保護層が粘着フィルムである。 Whether the protective layer on the colored layer side and the back side of the present invention is a coating layer or an adhesive film may be the same or different on the colored layer side and the back side. That is, (1) the colored layer side protective layer and the back side protective layer are both coating layers, (2) the colored layer side protective layer is a coating layer, and the back side protective layer is an adhesive film. 3) The protective layer on the colored layer side is an adhesive film and the protective layer on the back side is a coating layer, or (4) the protective layer on the colored layer side and the protective layer on the back side are both adhesive films. It is. In order to form the laminate of the present invention, it is preferable that the protective layer on the colored layer side is a coating layer, the protective layer on the back side is an adhesive film, and (4) on the colored layer side. The protective layer and the protective layer on the back side are both adhesive films, and particularly preferably, the protective layer on the colored layer side (2) is a coating layer, and the protective layer on the back side is an adhesive film.
次に、本発明のカラーフィルター基板の利用方法について、説明する。
カラーフィルター基板は、通常ガラス基板上に、ブラックマトリックス、着色層、透明電極及びスペーサー等の突起物を形成させた状態で、液晶表示装置メーカーに搬送される。
Next, a method for using the color filter substrate of the present invention will be described.
The color filter substrate is usually transported to a liquid crystal display device manufacturer in a state where protrusions such as a black matrix, a colored layer, a transparent electrode and a spacer are formed on a glass substrate.
本発明は、カラーフィルター基板を製造する第１の地点で、カラーフィルター基板の着色層側及び裏側の面に前記のように保護層をそれぞれ設け、保護層を設けたカラーフィルター基板を、隣り合う２枚のカラーフィルター基板が、一方のカラーフィルター基板の着色層側の保護層と他方のカラーフィルター基板の裏側の保護層とで接するようにしながら積層させて、本願発明の積層体を形成させ、この積層体を第２の地点に搬送し、第２の地点で、保護層の除去を行う。 The present invention is a first point for manufacturing a color filter substrate, and a protective layer is provided on each of the colored layer side and the back side of the color filter substrate as described above, and the color filter substrates provided with the protective layer are adjacent to each other. Two color filter substrates are laminated while being in contact with the protective layer on the colored layer side of one color filter substrate and the protective layer on the back side of the other color filter substrate to form the laminate of the present invention, This laminated body is conveyed to a second point, and the protective layer is removed at the second point.
本発明でいう第１の地点は、カラーフィルター基板を製造する工場、あるいはそれに隣接する敷地等を含む概念であり、第２の地点は、液晶表示装置メーカー等のカラーフィルター基板を利用して製品とする工場あるいはそれに隣接する敷地等を含む概念である。 The first point referred to in the present invention is a concept including a factory for manufacturing a color filter substrate or a site adjacent thereto, and the second point is a product using a color filter substrate such as a liquid crystal display manufacturer. It is a concept that includes the factory or the site adjacent to it.
本発明の保護層の除去方法は、保護層の種類により異なる。 The method for removing the protective layer of the present invention varies depending on the type of the protective layer.
保護層が、粘着フィルムの場合は、除去はフィルムを剥離し、洗浄することにより行う。 When the protective layer is an adhesive film, the removal is performed by peeling the film and washing it.
保護層が、水溶性樹脂層の場合は、除去は保護層を水で洗浄することにより行う。洗浄方法は、ロールブラシによるブラシ洗浄が特に好ましい。 When the protective layer is a water-soluble resin layer, the removal is performed by washing the protective layer with water. The cleaning method is particularly preferably brush cleaning with a roll brush.
保護層が、アルカリ可溶性樹脂層の場合は、除去は保護層をアルカリ性水溶液で洗浄することにより行う。アルカリ性水溶液は、水酸化カリウム水溶液を用いることが特に好ましい。 When the protective layer is an alkali-soluble resin layer, the removal is performed by washing the protective layer with an alkaline aqueous solution. As the alkaline aqueous solution, a potassium hydroxide aqueous solution is particularly preferably used.
保護層が、溶剤可溶性樹脂層の場合は、除去は有機溶剤で洗浄することにより行う。 When the protective layer is a solvent-soluble resin layer, the removal is performed by washing with an organic solvent.
本発明で行う、水、アルカリ性水溶液又は有機溶剤による洗浄の方法は、特に限定するものではなく、洗浄液中に浸漬して行うディップ洗浄、洗浄液をシャワーし、ロールブラシやカップブラシを用いるブラシ洗浄、高圧スプレーによるスプレー洗浄又は超音波洗浄等が可能である。 The method of cleaning with water, alkaline aqueous solution or organic solvent performed in the present invention is not particularly limited, dip cleaning performed by immersing in the cleaning liquid, showering the cleaning liquid, brush cleaning using a roll brush or cup brush, Spray cleaning by high-pressure spray or ultrasonic cleaning is possible.
以下、実施例に基づいて、詳細に説明する。
大きさが、縦１５００ｍｍ、横１８００ｍｍのカラーフィルター基板の、着色層側の面に、日本合成化学工業(株)製ゴーセノールＮＫ−０５ １０％水溶液をロールコーターにて塗布後、８０℃オーブンで１０分間乾燥し、厚さ５μｍのコーティング層からなる保護層を得た。次に、裏側の保護層として、(株)サンエー化研製ＨＰ−２５（ＰＥ／ゴム系粘着剤）をカラーフィルター基板のガラス面にラミネートした。
該コーティング層で着色層面を保護され、ガラス面をラミネート保護されたカラーフィルター基板２００枚を、垂直状態から１５度傾斜させた状態で収納できる専用パレットに、コーティング層で保護された着色層面とラミネート保護された裏面とが接するようにしながら、収納した。
その後、外気との遮断および荷崩れを防ぐ目的でストレッチフィルム巻き、カラーフィルター基板輸送のための積層体とし、搬送を行った。
これにより、カラーフィルター基板の梱包効率を向上させると共に輸送中のカラーフィルター基板の動きを制約することができ、輸送中の振動等によるワレといった基板への影響を避けることができた。
次に、搬送先で裏面の保護層は、剥離後洗浄し、コーティング層は、洗浄することにより、保護層の除去を行った。
カラーフィルター基板の保護層は、完全に除去されており、カラーフィルター層に傷や汚れも発生していなかった。
Hereinafter, it demonstrates in detail based on an Example.
A 10% aqueous solution of GOHSENOL NK-05 manufactured by Nippon Synthetic Chemical Industry Co., Ltd. was applied to the colored layer side surface of the color filter substrate having a vertical length of 1500 mm and a horizontal width of 1800 mm using a roll coater, and then 10 times in an 80 ° C. oven. It was dried for 5 minutes to obtain a protective layer consisting of a coating layer having a thickness of 5 μm. Next, HP-25 (PE / rubber adhesive) manufactured by Sanei Kaken Co., Ltd. was laminated on the glass surface of the color filter substrate as a protective layer on the back side.
The color layer surface protected by the coating layer and the laminate are placed on a dedicated pallet capable of storing 200 color filter substrates, the color layer surface of which is protected by the coating layer and the glass surface of which is laminated and protected, at an inclination of 15 degrees from the vertical state. It was stored in contact with the protected back surface.
Thereafter, for the purpose of blocking the outside air and preventing the collapse of the load, the film was transported as a laminate for winding a stretch film and transporting the color filter substrate.
As a result, the packing efficiency of the color filter substrate can be improved, the movement of the color filter substrate during transportation can be restricted, and the influence on the substrate such as cracks due to vibration during transportation can be avoided.
Next, the protective layer on the back surface at the transport destination was washed after peeling, and the protective layer was removed by washing the coating layer.
The protective layer of the color filter substrate was completely removed, and no scratches or dirt were generated on the color filter layer.
大きさが、縦１５００ｍｍ、横１８００ｍｍのカラーフィルター基板の、着色層側の面及びガラス側の面に、(株)サンエー化研製ＨＰ−２５（ＰＥ／ゴム系粘着剤）をラミネートして保護層を得た。
着色層側及び裏側の両面を保護されたカラーフィルター基板２００枚を、垂直状態から１５度傾斜させた状態で収納できる専用パレットに、保護された着色層面と保護されたガラス面とが接するようにしながら、収納した。
その後、外気との遮断および荷崩れを防ぐ目的でストレッチフィルム巻き、カラーフィルター基板輸送のための積層体とし、搬送を行った。
これにより、カラーフィルター基板の梱包効率を向上させると共に輸送中のカラーフィルター基板の動きを制約することができ、輸送中の振動等によるワレといった基板への影響を避けることができた。
次に、搬送先で保護層を、剥離後洗浄し保護層の除去を行った。
カラーフィルター基板の保護層は、完全に除去されており、カラーフィルター層に傷や汚れも発生していなかった。
HP-25 (PE / rubber adhesive) manufactured by Sanei Kaken Co., Ltd. is laminated on the colored layer side and the glass side of the color filter substrate with a length of 1500mm and width of 1800mm. Got.
The protected colored layer surface and the protected glass surface are in contact with a dedicated pallet that can store 200 color filter substrates with both the colored layer side and the back side protected at an angle of 15 degrees from the vertical state. While storing.
Thereafter, for the purpose of blocking the outside air and preventing the collapse of the load, the film was transported as a laminate for winding a stretch film and transporting the color filter substrate.
As a result, the packing efficiency of the color filter substrate can be improved, the movement of the color filter substrate during transportation can be restricted, and the influence on the substrate such as cracks due to vibration during transportation can be avoided.
Next, the protective layer was peeled off and washed at the transport destination to remove the protective layer.
The protective layer of the color filter substrate was completely removed, and no scratches or dirt were generated on the color filter layer.
１………カラーフィルター基板
３………ガラス基板
５………ブラックマトリックス
７ａ………着色層（Ｒ）
７ｂ………着色層（Ｇ）
７ｃ………着色層（Ｂ）
９………透明電極
１１………スペーサー
１３………保護層
１５………保護層
３１………積層体
1 ...
7b: Colored layer (G)
7c ......... Colored layer (B)
9 .........
Claims (22)
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側及び裏側の保護層が共に水溶性樹脂からなり、前記保護層を除去する工程は、水で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The method for using a color filter substrate, wherein both the colored layer side and the back side protective layer are made of a water-soluble resin, and the step of removing the protective layer is washed away with water.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側及び裏側の保護層が共に層中に空隙を含むアルカリ可溶性樹脂からなり、前記保護層を除去する工程は、アルカリ性水溶液で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The method for using a color filter substrate, wherein both the colored layer side and the back side protective layer are made of an alkali-soluble resin containing voids in the layer, and the step of removing the protective layer is washed away with an alkaline aqueous solution.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側及び裏側の保護層が共に層中に空隙を含む溶剤可溶性樹脂からなり、前記保護層を除去する工程は、有機溶剤で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The method for using a color filter substrate, wherein both the colored layer side and the back side protective layer are made of a solvent-soluble resin containing voids in the layer, and the step of removing the protective layer is washed away with an organic solvent.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側の保護層が水溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記保護層を除去する工程は、前記フィルムを剥離し、前記水溶性樹脂を水で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The colored layer side protective layer is made of a water-soluble resin, and the back side protective layer is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, and the protective layer is removed. Is a method of using a color filter substrate, wherein the film is peeled off and the water-soluble resin is washed away with water.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側の保護層がアルカリ可溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記保護層を除去する工程は、前記フィルムを剥離し、前記アルカリ可溶性樹脂をアルカリ性水溶液で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The colored layer side protective layer is made of an alkali-soluble resin, and the back side protective layer is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, and the protective layer is removed. Is a method for using a color filter substrate, wherein the film is peeled off and the alkali-soluble resin is washed away with an alkaline aqueous solution.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側の保護層が溶剤可溶性樹脂からなり、前記裏側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記保護層を除去する工程は、前記フィルムを剥離し、前記溶剤可溶性樹脂を有機溶剤で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The colored layer side protective layer is made of a solvent-soluble resin, and the back side protective layer is a film having a pressure-sensitive adhesive on the substrate surface or a co-pressed film of the substrate and the pressure-sensitive adhesive, and removing the protective layer Is a method of using a color filter substrate, wherein the film is peeled off and the solvent-soluble resin is washed away with an organic solvent.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層が水溶性樹脂からなり、前記保護層を除去する工程は、前記フィルムを剥離し、前記水溶性樹脂を水で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The colored layer side protective layer is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, the back side protective layer is made of a water-soluble resin, and the protective layer is removed. Is a method of using a color filter substrate, wherein the film is peeled off and the water-soluble resin is washed away with water.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層がアルカリ可溶性樹脂からなり、前記保護層を除去する工程は、前記フィルムを剥離し、前記アルカリ可溶性樹脂をアルカリ性水溶液で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The colored layer side protective layer is a film having an adhesive on the substrate surface or a co-pressed film of a substrate and an adhesive, and the back side protective layer is made of an alkali-soluble resin, and the protective layer is removed. Is a method for using a color filter substrate, wherein the film is peeled off and the alkali-soluble resin is washed away with an alkaline aqueous solution.
前記第１の地点で形成させた積層体を、前記第１の地点から第２の地点へ搬送する工程と、
前記第２の地点で、前記カラーフィルター基板の保護層を除去する工程とを具備し、
前記着色層側の保護層が基材表面に粘着剤を有するフィルム又は基材と粘着剤との共押しフィルムであり、前記裏側の保護層が溶剤可溶性樹脂からなり、前記保護層を除去する工程は、前記フィルムを剥離し、前記溶剤可溶性樹脂を有機溶剤で洗い流すことを特徴とするカラーフィルター基板の利用方法。 In the first point, a step of providing a protective layer on each of the colored layer side surface and the back side surface of the color filter substrate, and a color filter substrate provided with the protective layer, two adjacent color filter substrates, A step of forming a laminate by laminating a plurality of sheets while being in contact with the protective layer on the colored layer side of the color filter substrate and the protective layer on the back side of the other color filter substrate;
Transporting the laminate formed at the first point from the first point to a second point;
Removing the protective layer of the color filter substrate at the second point,
The colored layer side protective layer is a film having an adhesive on the substrate surface or a co-pressed film of the substrate and the adhesive, the back side protective layer is made of a solvent-soluble resin, and the protective layer is removed. Is a method of using a color filter substrate, wherein the film is peeled off and the solvent-soluble resin is washed away with an organic solvent.
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| JP2003366999A JP4493979B2 (en) | 2003-10-28 | 2003-10-28 | COLOR FILTER SUBSTRATE, ITS LAMINATE, AND USE METHOD OF COLOR FILTER SUBSTRATE |
| KR1020067003364A KR101106081B1 (en) | 2003-10-28 | 2004-10-27 | Color filter substrate, layered body of color filter substrates, and method of using the color filter substrate |
| CN2004800321204A CN1875297B (en) | 2003-10-28 | 2004-10-27 | Color filter substrate, layered body of color filter substrates, and method of using the color filter substrate |
| PCT/JP2004/015908 WO2005047941A1 (en) | 2003-10-28 | 2004-10-27 | Color filter substrate, layered body of color filter substrates, and method of using the color filter substrate |
| TW093132687A TWI248556B (en) | 2003-10-28 | 2004-10-28 | Color filter substrate, laminated body thereof and utilization method of color filter substrate |
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| JP2000353739A (en) * | 1999-06-14 | 2000-12-19 | Dainippon Printing Co Ltd | Pallet for trasferring glass substrate |
| JP2002154648A (en) * | 2000-11-15 | 2002-05-28 | Fuji Photo Film Co Ltd | Substrate cassette |
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| JP2003273189A (en) * | 2002-03-14 | 2003-09-26 | Nippon Zeon Co Ltd | Precise substrate protective film and method for stocking or carrying precise substrate |
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| JPS5756808A (en) * | 1980-09-24 | 1982-04-05 | Dainippon Printing Co Ltd | Manufacture of color separation filter |
| JPS57197118A (en) * | 1981-05-30 | 1982-12-03 | Dainippon Printing Co Ltd | Method of cutting color separating filter |
| JP2681979B2 (en) * | 1988-03-14 | 1997-11-26 | 凸版印刷株式会社 | Manufacturing method of color separation filter |
| JP2980434B2 (en) * | 1991-10-07 | 1999-11-22 | 積水化学工業株式会社 | Surface protection film |
| JP3297953B2 (en) * | 1993-09-16 | 2002-07-02 | 大日本印刷株式会社 | Chamfer separation processing method of color filter |
| JPH0848952A (en) * | 1994-08-08 | 1996-02-20 | Sekisui Chem Co Ltd | Surface-protecting film |
| JPH08201619A (en) * | 1995-01-24 | 1996-08-09 | Sony Corp | Production of color filter chip |
| JPH09132263A (en) * | 1995-11-09 | 1997-05-20 | Mitsui Toatsu Chem Inc | Spacer for packing of glass plate |
| JPH1095959A (en) * | 1996-09-25 | 1998-04-14 | Sekisui Chem Co Ltd | Surface protecting film |
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| JP2000353739A (en) * | 1999-06-14 | 2000-12-19 | Dainippon Printing Co Ltd | Pallet for trasferring glass substrate |
| JP2002154648A (en) * | 2000-11-15 | 2002-05-28 | Fuji Photo Film Co Ltd | Substrate cassette |
| JP2003186409A (en) * | 2001-12-20 | 2003-07-04 | Seiko Epson Corp | Reinforcing method and transporting method for original substrate for electrooptic device, the original substrate for the electrooptic device with reinforcing material, and manufacturing method for the electrooptic device |
| JP2003273189A (en) * | 2002-03-14 | 2003-09-26 | Nippon Zeon Co Ltd | Precise substrate protective film and method for stocking or carrying precise substrate |
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