JP2021062602A - 熱曲げ加工不要の光硬化曲面スクリーン保護シート - Google Patents
熱曲げ加工不要の光硬化曲面スクリーン保護シート Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2405/00—Adhesive articles, e.g. adhesive tapes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2475/00—Presence of polyurethane
- C09J2475/006—Presence of polyurethane in the substrate
Abstract
Description
熱曲げ加工不要の光硬化曲面スクリーン保護シートであって、下から上への順に配置された第1保護フィルムと、OCA粘着層と、本体機能層と、PETフィルム層と、表面機能層と、第2保護フィルムと、を含み、OCA(Optically Clear Adhesive)粘着層は、光学用粘着剤から成る粘着層であり;PETフィルム層は、PET(Polyethylene terephthalate)樹脂で作られた硬化フィルム層である。
Claims (10)
- 熱曲げ加工不要の光硬化曲面スクリーン保護シートであって、下から上への順に配置された第1保護フィルムと、OCA粘着層と、本体機能層と、PETフィルム層と、表面機能層と、第2保護フィルムと、を含むことを特徴とする、熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記本体機能層は、熱硬化性アクリル樹脂、イソシアネート、消泡剤、レベリング剤、増粘剤を含有することを特徴とする、請求項1に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記イソシアネートの質量は、前記熱硬化性アクリル樹脂の質量の3%〜45%を占め、前記消泡剤の質量が前記熱硬化性アクリル樹脂の質量の0.01%〜3%を占め、前記レベリング剤の質量が前記熱硬化性アクリル樹脂の質量の0.05%〜3.5%を占め;前記増粘剤の質量は、前記熱硬化性アクリル樹脂の質量の0.4%〜1.5%を占めることを特徴とする、請求項2に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記熱硬化性アクリル樹脂の水酸基価は、20〜150mgKOH/gであることを特徴とする、請求項2に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記本体機能層の光透過率は、≧90%であることを特徴とする、請求項1に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記表面機能層としては、アクリル樹脂から成る硬化層又はポリウレタン樹脂から成る表面機能層が挙げられることを特徴とする、請求項1に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記本体機能層の厚さは、25〜250μmであり;前記OCA粘着層の厚さは、5〜100μmであり;前記表面機能層の厚さは、2〜10umであり;前記PETフィルム層の厚さは、25〜150umであり;前記第1保護フィルムの厚さは、25〜150umであり;前記第2保護フィルムの厚さは、25〜150umであることを特徴とする、請求項1に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記第1保護フィルムの剥離強度は、0.1〜1N/mであり;前記第2保護フィルムの剥離強度は、0.3〜5N/mであることを特徴とする、請求項1に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記第1保護フィルムは、アクリル酸保護フィルムであり、前記第2保護フィルムがシリコン保護フィルムであることを特徴とする、請求項1に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
- 前記イソシアネート内のシアノ基は、前記熱硬化性アクリル樹脂内の水酸基と反応し、50℃〜80℃で反応を開始することを特徴とする、請求項2に記載の熱曲げ加工不要の光硬化曲面スクリーン保護シート。
Applications Claiming Priority (2)
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CN201910985079.0 | 2019-10-16 | ||
CN201910985079.0A CN110845969A (zh) | 2019-10-16 | 2019-10-16 | 一种免热弯光固化曲面屏保护贴 |
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JP2021062602A true JP2021062602A (ja) | 2021-04-22 |
JP7029823B2 JP7029823B2 (ja) | 2022-03-04 |
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US (1) | US11427735B2 (ja) |
JP (1) | JP7029823B2 (ja) |
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CN112210308B (zh) * | 2020-09-09 | 2022-07-26 | 南京清尚新材料科技有限公司 | 一种多层结构的光固化曲面保护贴及其制备方法 |
CN114656890A (zh) * | 2020-12-22 | 2022-06-24 | 北京小米移动软件有限公司 | 保护膜、贴膜方法及设备 |
CN113698887A (zh) * | 2021-09-24 | 2021-11-26 | 东莞亨通光学技术有限公司 | 手机光固化保护贴 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3164602U (ja) * | 2010-09-24 | 2010-12-09 | 株式会社ホリ | シート貼付構造体 |
JP2018060081A (ja) * | 2016-10-06 | 2018-04-12 | 株式会社Kalbas | フラットディスプレイ装置の保護カバー |
CN110105896A (zh) * | 2019-06-18 | 2019-08-09 | 佛山固泰明科技有限公司 | 一种曲面屏幕保护膜及其制备方法 |
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JP3164602U (ja) * | 2010-09-24 | 2010-12-09 | 株式会社ホリ | シート貼付構造体 |
JP2018060081A (ja) * | 2016-10-06 | 2018-04-12 | 株式会社Kalbas | フラットディスプレイ装置の保護カバー |
CN110105896A (zh) * | 2019-06-18 | 2019-08-09 | 佛山固泰明科技有限公司 | 一种曲面屏幕保护膜及其制备方法 |
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US20210115305A1 (en) | 2021-04-22 |
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CN110845969A (zh) | 2020-02-28 |
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