WO2019047390A1 - 一种泡棉胶带保护膜的揭取工艺 - Google Patents
一种泡棉胶带保护膜的揭取工艺 Download PDFInfo
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- WO2019047390A1 WO2019047390A1 PCT/CN2017/113844 CN2017113844W WO2019047390A1 WO 2019047390 A1 WO2019047390 A1 WO 2019047390A1 CN 2017113844 W CN2017113844 W CN 2017113844W WO 2019047390 A1 WO2019047390 A1 WO 2019047390A1
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- layer
- protective film
- tape
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- foam
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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
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
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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
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
- C09J7/403—Adhesives in the form of films or foils characterised by release liners characterised by the structure of the release feature
-
- 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
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
-
- 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
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
Definitions
- the present invention relates to the field of foam tape technology, and in particular to a process for extracting a foam tape protective film suitable for a liquid crystal panel of a vehicle rear light source.
- Foam tape is a material with shock absorption, sound absorption and sealing prepared by using composite material as a base material. It is widely used in electronic and electrical products, mechanical parts, small household appliances, mobile phone accessories, Industrial instrumentation, computer and peripheral equipment, auto parts, audio-visual equipment, toys, cosmetics, craft gifts, medical equipment, power tools, office stationery, shelf display, home decoration, acrylic glass, ceramics, etc.
- the conventional foam tape comprises an intermediate foam layer 101, a tape layer 102 symmetrically bonded to both sides of the foam layer 101, and a protective film layer 103 attached to the tape layer 102; a conventional foam tape In the process of peeling off the protective film layer 103, the pulling of the foam layer 101 may occur, resulting in delamination of the foam layer 101.
- An object of the present invention is to provide a foaming tape protective film for a liquid crystal panel of a vehicle backlight, which solves the above technical problems.
- the technical solution adopted by the present invention is: a method for removing a protective film of a foam tape, which is characterized by: mainly comprising the following steps: in the tape layer and the protective film layer A release film layer is disposed between; the release film layer has a release weight of 5 g.
- the thickness of the release film layer is 0. 075mm.
- the invention discloses a process for removing a protective film of a foam tape, which is characterized in that: the following steps are further included: Step 1: In an environment with a temperature of 23 ° C - 27 ° C and a humidity of 55 - 73 %, the tape layer is first attached. Attached to the front and back sides of the foam layer, during the attachment process, to ensure that there are no foreign objects, wrinkles, or damage;
- Step 2 After attaching the foam layer and the tape layer, roll through the roller to ensure that the foam layer and the tape layer are completely fitted;
- Step 3 attaching a release film layer to the tape layer;
- the release film layer includes a bonding portion bonded to the tape layer, and an extension portion protruding outside the tape layer;
- Step 4 attaching the protective film layer to the release film layer and the tape layer;
- Step 5 Die forming
- Step 6 Forming into the warehouse.
- the thickness of the foam layer is 0. 3mm.
- the thickness of the tape layer is 0. lmm.
- the thickness of the protective film layer is 0. 075 mm, and the weight of the release type is 25 g.
- the release film layer has a length dimension A of 25 ⁇ 5 mm.
- the length of the extension is equal to the length of the 1/2 attachment section.
- the protective film layer and the release film layer are bonded together, and the roller is rolled to ensure a complete fit between the protective film layer and the release film layer, and then the protective film is further applied.
- the layer is bonded to the tape layer, and the roller is rolled as a whole to ensure a complete fit between the protective film layer and the release film layer and the tape layer.
- the beneficial effects of the invention are: a method for removing the protective film of the foam tape, compared with the conventional process: a release film layer is disposed between the tape layer and the protective film layer, and the release force is
- Figure 1 is a schematic structural view of the present invention
- FIG. 2 is a schematic diagram showing the layering of the foam layer of the present invention.
- FIG. 3 is a schematic structural view of a prior art of the present invention.
- a release process of a foam tape protective film which mainly comprises the following steps: a release film layer 1 is disposed between the tape layer 102 and the protective film layer 103; the release film layer 1 The thickness of the release film layer 1 is 0.075 mm, and the release force is 5 g .
- the function between the protective film layer 103 and the foam layer 101 and the tape layer 102 is reduced by the action of the release film layer 1.
- the release force facilitates the peeling of the protective film layer 103, effectively preventing the delamination represented by the circle 104 portion in Fig. 2 from appearing in the foam layer 101.
- Step 1 In an environment with a temperature of 23 ° C to 27 ° C and a humidity of 55 to 73%, the tape layer 102 is first attached to the front and back sides of the foam layer 101, during the attachment process, to ensure that there is no Lmm 0 The thickness of the tape layer 102 is 0. lmm 0
- Step 2 After the foam layer 101 and the tape layer 102 are attached, the roller is rolled to ensure complete bonding between the foam layer 101 and the tape layer 102;
- Step 3 attaching the release film layer 1 to the tape layer 102; the release film layer 1 includes a bonding segment 1-1 bonded to the tape layer 102, and an extension protruding outside the tape layer 102 Segment 1-2; The use amount of the release film layer 1 is reduced, the cost is lowered, and the foam layer 101 can be ensured without delamination.
- Step 4 The protective film layer 103 is attached to the release film layer 1 and the tape layer 102; the thickness of the protective film layer 103 is 0. 075mm, the release force is 25g; The release film layer 1 is bonded, rolled by a roller, and the protective film layer 103 and the release film layer 1 are completely adhered to each other, and then the protective film layer 103 is bonded to the tape layer 102, and the roller is rolled as a whole. , it is ensured that the protective film layer 103 and the release film layer 1 and the tape layer 102 are completely adhered to each other.
- Step 5 Die forming
- Step 6 Forming into the warehouse.
- the length dimension A of the release film layer 1 is 25 ⁇ 5 mm; the length of the extension segment 1-2 is equal to the length of the 1/2 bonding segment 1-1; the release film is reduced
- the amount of layer 1 used reduces the cost and ensures that the foam layer 101 does not delaminate.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
本发明公开了一种泡棉胶带保护膜的揭取工艺,主要包括以下步骤:在胶带层和保护膜层之间设置有离型膜层;所述的离型膜层的离型力克重为5g;所述的离型膜层包括与胶带层粘结的贴合段,以及凸出在胶带层外部的延长段;减轻保护膜层与泡棉层和胶带层之间的离型力,便于保护膜层的剥离,有效避免泡棉层出现分层现象。
Description
一种泡棉胶带保护膜的揭取工艺 技术领域
本发明涉及泡棉胶带技术领域, 具体而言, 涉及一种适用于车载背 光源的液晶屏的泡棉胶带保护膜的揭取工艺。
背景技术
泡棉胶带是以泡棉材料为基材通过复合离型材料制备而成的具有 减震、 吸音、 密封作用的材料, 广泛应用于电子电器产品、 机械零部 件、各类小家电、手机配件、工业仪表、 电脑及周边设备、汽车配件、 影音器材、 玩具、 化妆品、 工艺礼品、 医疗仪器、 电动工具、 办公文 具、 货架展示、 家居装饰、 亚克力玻璃、 陶瓷制品等的绝缘、 粘贴、 密封、 防滑和缓冲防震; 传统的泡棉胶带包括中间的泡棉层 101, 对 称粘结在泡棉层 101两侧的胶带层 102, 以及连接在胶带层 102上的 保护膜层 103 ; 传统的泡棉胶带在揭取保护膜层 103的过程中, 会出 现拉扯泡棉层 101, 导致泡棉层 101出现分层现象。
发明内容
本发明目的是提供一种适用于车载背光源的液晶屏的泡棉胶带保 护膜的揭取工艺, 解决了以上技术问题。
为了实现上述技术目的, 达到上述的技术要求, 本发明所采用的 技术方案是: 一种泡棉胶带保护膜的揭取工艺, 其特征是: 主要包 括以下步骤: 在胶带层和保护膜层之间设置有离型膜层; 所述的离型 膜层的离型力克重为 5g。
作为优选的技术方案: 所述的离型膜层的厚度为 0. 075mm。
一种泡棉胶带保护膜的揭取工艺, 其特征是: 还包括以下步骤: 步骤①: 在温度为 23 °C-27 °C, 湿度为 55-73%的环境下, 先将胶带 层贴附至泡棉层的正反两面上, 贴附过程中, 确保无异物、 褶皱、破 损;
步骤②: 将泡棉层和胶带层贴附完成后, 经过滚轮滚压, 确保泡棉 层和胶带层之间完全贴合;
步骤③: 将离型膜层贴附在胶带层上; 所述的离型膜层包括与胶带 层粘结的贴合段, 以及凸出在胶带层外部的延长段;
步骤④: 将保护膜层贴附在离型膜层和胶带层上;
歩骤⑤: 冲模成型;
步骤⑥: 成型入库。
作为优选的技术方案: 所述的泡棉层的厚度为 0. 3mm。
作为优选的技术方案: 所述的胶带层的厚度为 0. lmm。
作为优选的技术方案: 所述的保护膜层的厚度为 0. 075mm, 离型 力克重为 25g。
作为优选的技术方案: 所述的离型膜层的长度尺寸 A为 25 ± 5mm。 作为优选的技术方案: 所述的延长段的长度等于 1/2贴合段的长 度。
作为优选的技术方案: 所述的步骤④, 首先将保护膜层与离型膜 层贴合, 经过滚轮滚压, 保证保护膜层与离型膜层之间完全贴合, 然 后再将保护膜层与胶带层贴合,整体再进行滚轮滚压, 确保保护膜层 与离型膜层和胶带层之间完全贴合。
本发明的有益效果是: 一种泡棉胶带保护膜的揭取工艺, 与传统工 艺相比: 在胶带层和保护膜层之间设置有离型膜层, 离型力克重为
5g, 减轻保护膜层与泡棉层和胶带层之间的离型力, 便于保护膜层的 剥离, 有效避免泡棉层出现分层现象。
附图说明
图 1为本发明结构示意图;
图 2为本发明泡棉层出现分层示意图;
图 3为本发明现有技术结构示意图;
在图中: 1.离型膜层、 1-1.贴合段、 1-2.延长段。
具体实施方式
下面结合附图对本发明进一步描述;
在附图中: 一种泡棉胶带保护膜的揭取工艺, 主要包括以下歩骤: 在胶带层 102和保护膜层 103之间设置有离型膜层 1 ; 所述的离型膜 层 1的离型膜层 1的厚度为 0. 075mm,离型力克重为 5g;实际使用时, 通过离型膜层 1的作用, 减轻保护膜层 103与泡棉层 101和胶带层 102之间的离型力, 便于保护膜层 103的剥离, 有效避免泡棉层 101 出现图 2中的圆圈 104部位表示的分层现象。
还包括以下步骤:
歩骤①: 在温度为 23 °C-27°C, 湿度为 55-73%的环境下, 先将胶带 层 102贴附至泡棉层 101的正反两面上, 贴附过程中, 确保无异物、 褶皱、 破损; 所述的泡棉层 101的厚度为 0. 3mm; 所述的胶带层 102 的厚度为 0. lmm 0
步骤②: 将泡棉层 101和胶带层 102贴附完成后, 经过滚轮滚压, 确保泡棉层 101和胶带层 102之间完全贴合;
步骤③: 将离型膜层 1贴附在胶带层 102上; 所述的离型膜层 1包 括与胶带层 102粘结的贴合段 1-1, 以及凸出在胶带层 102外部的延 长段 1-2; 减少了离型膜层 1的使用量, 降低了成本, 而且能够保证 泡棉层 101不分层。
步骤④: 将保护膜层 103贴附在离型膜层 1和胶带层 102上; 所述 的保护膜层 103的厚度为 0. 075mm, 离型力克重为 25g; 首先将保护 膜层 103与离型膜层 1贴合, 经过滚轮滚压, 保证保护膜层 103与离 型膜层 1之间完全贴合, 然后再将保护膜层 103与胶带层 102贴合, 整体再进行滚轮滚压, 确保保护膜层 103与离型膜层 1和胶带层 102 之间完全贴合。
步骤⑤: 冲模成型;
歩骤⑥: 成型入库。
在图 1中: 所述的离型膜层 1的长度尺寸 A为 25 ± 5mm; 所述的延 长段 1-2的长度等于 1/2贴合段 1-1的长度;减少了离型膜层 1的使 用量, 降低了成本, 而且能够保证泡棉层 101不分层。
上述实施例仅仅是为清楚地说明本发明所作的描述,而并非对实施 方式的限定, 对于所属领域的技术人员来说, 在上述说明的基础上还 可以做出其它不同形式的变化或变动,这里无需也无法对所有的实施 方式予以穷举,而由此所引申出的显而易见的变化或变动仍处于本发 明的保护范围之中。
Claims
1. 一种泡棉胶带保护膜的揭取工艺, 其特征是: 主要包括以下步骤: 在胶带层 (102) 和保护膜层 (103) 之间设置有离型膜层 (1); 所述的离型膜层 (1) 的 离型力克重为 5g。
2.根据权利要求 1所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 离型膜层 (1) 的厚度为 0.075mm。
3.根据权利要求 1所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 还包括 以下步骤:
步骤①: 在温度为 23°C-27°C, 湿度为 55%-73°/。的环境下, 先将胶带层 (102) 贴附至泡棉层 (101) 的正反两面上, 贴附过程中, 确保无异物、 褶皱、 破损; 步骤②: 将泡棉层 (101)和胶带层(102)贴附完成后, 经过滚轮滚压, 确保泡 棉层 (101) 和胶带层 (102)之间完全贴合;
步骤③: 将离型膜层 (1) 贴附在胶带层 (102) 上; 所述的离型膜层 (1)包括 与胶带层 (102)粘结的贴合段 (1-1), 以及凸出在胶带层 (102)外部的延长段 (1-2);
步骤④: 将保护膜层 (103) 贴附在离型膜层 (1) 和胶带层 (102) 上; 步骤⑤: 冲模成型;
步骤⑥: 成型入库。
4.根据权利要求 3所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 泡棉层 (101) 的厚度为 0.3mm。
5.根据权利要求 3所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 胶带层 (102) 的厚度为 0.1mm。
6.根据权利要求 3所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 保护膜层 (103) 的厚度为 0.075mm, 离型力克重为 25g。
7.根据权利要求 3所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 离型膜层 (1) 的长度尺寸 A为 25±5mm。
8.根据权利要求 3所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 延长段 (1-2) 的长度等于 1/2贴合段 (1-1) 的长度。
9.根据权利要求 3所述的一种泡棉胶带保护膜的揭取工艺, 其特征是: 所述的 步骤④, 首先将保护膜层(103) 与离型膜层(1)贴合, 经过滚轮滚压, 保证保
5
替换页(细则第 26条)
护膜层 (103) 与离型膜层 (1) 之间完全贴合, 然后再将保护膜层 (103) 与胶 带层(102)贴合, 整体再进行滚轮滚压, 确保保护膜层 (103)与离型膜层 (1) 和胶带层 (102) 之间完全贴合。
6
替换页(细则第 26条)
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CN111016312A (zh) * | 2019-12-20 | 2020-04-17 | 无锡积捷光电材料有限公司 | 一种料带结构及其加工方法 |
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