CN112194990A - 一种透明隔紫外线车衣膜及其制备方法 - Google Patents
一种透明隔紫外线车衣膜及其制备方法 Download PDFInfo
- Publication number
- CN112194990A CN112194990A CN202011080606.2A CN202011080606A CN112194990A CN 112194990 A CN112194990 A CN 112194990A CN 202011080606 A CN202011080606 A CN 202011080606A CN 112194990 A CN112194990 A CN 112194990A
- Authority
- CN
- China
- Prior art keywords
- layer
- release film
- coating
- ultraviolet
- film layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/32—Radiation-absorbing paints
-
- 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
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Laminated Bodies (AREA)
Abstract
一种透明隔紫外线车衣膜,第一层为第一离型膜层;第二层为改性聚氨酯硬化涂层,其厚度为1‑15μm;第三层为基材层,其厚度为100‑200μm,且基材层的材料为TPU或TPH;第四层为压敏胶层,其厚度为10~35μm;第五层为第二离型膜层。本发明提供的透明隔紫外线车衣膜制备方法工艺简单,由于使用的基材是TPU(热塑性聚氨酯弹性体)或TPH,拉伸性大,柔韧性强,且在贴膜过程中不易产生气泡和褶皱,美观性强,操作便捷,同时该环保隔热车衣膜还具有优异的耐刮、抗老化、抗黄变、热修复性能,防紫外线甚佳,使用寿命长,易实现量产化。
Description
技术领域
本发明涉及贴附在汽车车身表面车衣膜,特别涉及一种透明隔紫外线车衣膜及其制备方法。
背景技术
常规的漆面保护膜,即贴附在汽车车身和建筑物表面的贴膜,只能提供基本的保护作用。当汽车表面经过太阳长时间的照射,太阳光中的紫外线辐射则会导致汽车车漆的褪色,漆面保护膜也会随之发生黄变及老化。
目前,传统的车衣膜不能阻隔紫外线、拉伸性差、易老化、易磨损,且市场上的车衣膜都是采用PVC(聚氯乙烯)材料作为基材,因基材本身的限制韧性低,贴合性差,施工难度大,且涂层不能有效阻挡紫外线,导致汽车车漆和基材易黄变,易老化,耐刮性能差且不具备热修复细小划痕的功能,使用寿命短,在产品的推广上也存在限制。
发明内容
本发明提供一种透明隔紫外线车衣膜及其制备方法。该车衣膜可以贴附汽车车身表面能有效阻隔紫外线,在太阳长时间暴晒的情况下起到抗黄变、抗老化的作用,同时被细小的碎石刮伤时,也能在高温时(太阳照射下)自行恢复,且抗刮、防污。
为解决以上提到的传统汽车车衣膜存在的技术问题,本发明提出一种透明隔紫外线车衣膜,所述的透明隔紫外线车衣膜包括依次层叠的以下各层:
第一层为第一离型膜层,起到保护作用,无实际功能效果;
第二层为改性聚氨酯硬化涂层,其厚度为1-15μm;具有抗划痕、防污、热修复、防紫外线的功能;
第三层为基材层,其厚度为100-200μm,且基材层的材料为TPU或TPH;
第四层为压敏胶层,其厚度为10~35μm;
第五层为第二离型膜层,增强保护作用。
进一步地,第一离型膜层为硅胶离型膜层,第二离型膜层为PET离型膜层。
进一步地,耐刮、隔紫外线涂层的材料为耐磨聚氨酯中添加占总质量比为5-8%的UV400吸收剂。
进一步地,基材层的材料为TPU或TPH,且可见光波段透过率≥45%。
本发明还提供了一种上述透明隔紫外线车衣膜的制备方法,包括以下步骤:
(1)通过涂布方式在基材层的一侧涂布一层压敏胶,形成压敏胶层,并复合一层离型膜,形成第二离型膜层,主要起到对基材层的保护作用,其中,基材层为TPU或TPH;
(2)通过涂布方式在基材层的另一侧涂布一层耐刮、隔紫外线涂层,并在涂层未干的情况下复合一层硅胶离型膜,形成第一离型膜层。
上述的透明隔紫外线车衣膜可粘贴于汽车车身表面,特殊的涂层能有效避免紫外线长时间照射使汽车车漆褪色、汽车表面老化黄变,提高车辆的保值性及其美观度;同时具有韧性强,拉升性大的特点,车衣膜在高温时(太阳照射下)也能自动修复细小划痕。
本发明的有益效果:与现有技术相比,本发明提供的透明隔紫外线车衣膜的厚薄度适中,柔韧性强、拉伸性大,可与汽车车身表面紧密贴合;透明的车衣膜不仅可以保护汽车原车漆,还能提高车身亮度,增强车辆质感,同时涂层中添加5%的UV400吸收剂对380nm以下波段的紫外线的阻隔率可高达97%,隔紫外线性能良好;改性聚氨酯硬化涂层能有效增强透明隔紫外线车衣膜的防污、防腐性能,能自动修复细小划痕,延长了透明隔紫外线车衣膜的使用寿命。
本发明提供的透明隔紫外线车衣膜制备方法工艺简单,由于使用的基材是TPU(热塑性聚氨酯弹性体)或TPH,拉伸性大,柔韧性强,且在贴膜过程中不易产生气泡和褶皱,美观性强,操作便捷,同时该环保隔热车衣膜还具有优异的耐刮、抗老化、抗黄变、热修复性能,防紫外线甚佳,使用寿命长,易实现量产化。
附图说明
图1为透明隔紫外线车衣膜的层结构示意图;
图2为透明隔紫外线车衣膜不同波长的紫外线透过率曲线图。
附图标记解释:1-第一离型膜层,2-改性聚氨酯硬化涂层,3-基材层,4-压敏胶层,5-第二离型膜层。
具体实施方法
为了更加清楚地解释说明本发明的技术特征、目的和效果,现对照附图说明本发明的具体实施方法。
下面详细说明本发明的透明隔紫外线车衣膜的制备方法:
1、首先提供硅胶离型膜作为第一离型膜层1,提供PET离型膜PET离型膜在张力为300N的条件下拉伸无明显形变,作为第二离型膜层5;
2、提供透明柔性TPU膜或TPH膜作为基材层3;
3、提供液态的聚氨酯涂层,在其中添加液态的UV400吸收剂,其添加量比例为5%,通过机器搅拌20分钟成型,形成耐刮、防紫外线改性聚氨酯硬化涂层2;
4、通过卷绕式涂布贴合线的方式在基材层3的一侧压敏胶层4,涂布速度为5米/每分钟,并复合一层PET离型膜层,形成第二离型膜层5,起到保护基材层3的作用;
5、通过卷绕式涂布贴合线的方式在基材层4的另一侧涂耐刮、防紫外线涂层2,涂布速度5米/每分钟,在涂层未干的情况下复合一层硅胶离型膜层,带干透后即形成第一离型膜层1。
图1是所制备的透明隔紫外线车衣膜的结构示意图,该透明隔紫外线车衣膜的膜层结构依次为:
(1)第一离型膜层;
(2)耐刮、隔紫外线涂层,其厚度为6μm;
(3)基材层,其厚度为130μm,材料为TPU或TPH;
(4)压敏胶层,其厚度为25μm;
(5)第二离型膜层,其厚度为75μm。
将本发明提供的透明隔紫外线车衣膜进行紫外线反射率测试,结果如图2所示,经过测试,本发明提供的透明隔紫外线车衣膜在波长为380nm以下的紫外阻隔率可高达97%;表明本发明提供的透明隔紫外线车衣膜阻隔紫外线性能优越。
由此可见,本发明提供的透明隔紫外线车衣膜能有效阻紫外线,具有良好的抗老化性和抗黄变功能,
以上所述仅为本发明的优选实施方式,并非用以限定本发明的范围。任何本领域的技术人员,在不脱离本发明的原则和构思的前提下所作的同等变化、修改与结合,均应属于本发明保护的范围。
Claims (5)
1.一种透明隔紫外线车衣膜,其特征在于:
第一层为第一离型膜层;
第二层为改性聚氨酯硬化涂层,其厚度为1-15μm;
第三层为基材层,其厚度为100-200μm,且基材层的材料为TPU或TPH;
第四层为压敏胶层,其厚度为10~35μm;
第五层为第二离型膜层。
2.根据权利要求1所述的一种透明隔紫外线车衣膜,其特征在于:进一步地,第一离型膜层为硅胶离型膜层,第二离型膜层为PET离型膜层。
3.根据权利要求1所述的一种透明隔紫外线车衣膜,其特征在于:进一步地,改性聚氨酯硬化涂层为耐磨聚氨酯中添加占总质量比为5-8%的UV400吸收剂。
4.根据权利要求1所述的一种透明隔紫外线车衣膜,其特征在于:进一步地,基材层的材料为TPU或TPH,且可见光波段透过率≥45%。
5.一种透明隔紫外线车衣膜的制作方法,其特征在于:
(1)首先提供硅胶离型膜作为第一离型膜层,提供PET离型膜PET离型膜在张力为300N的条件下拉伸无明显形变,作为第二离型膜层;
(2)提供透明柔性TPU膜或TPH膜作为基材层;
(3)提供液态的聚氨酯涂层,在其中添加液态的UV400吸收剂,其添加量比例为5%,通过机器搅拌20分钟成型,形成耐刮、防紫外线改性聚氨酯硬化涂层;
(4)通过卷绕式涂布贴合线的方式在基材层的一侧压敏胶层,涂布速度为5米/每分钟,并复合一层PET离型膜层,形成第二离型膜层,起到保护基材层的作用;
(5)通过卷绕式涂布贴合线的方式在基材层的另一侧涂耐刮、防紫外线涂层,涂布速度5米/每分钟,在涂层未干的情况下复合一层硅胶离型膜层,带干透后即形成第一离型膜层。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011080606.2A CN112194990A (zh) | 2020-10-10 | 2020-10-10 | 一种透明隔紫外线车衣膜及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011080606.2A CN112194990A (zh) | 2020-10-10 | 2020-10-10 | 一种透明隔紫外线车衣膜及其制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112194990A true CN112194990A (zh) | 2021-01-08 |
Family
ID=74013489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011080606.2A Pending CN112194990A (zh) | 2020-10-10 | 2020-10-10 | 一种透明隔紫外线车衣膜及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112194990A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113025228A (zh) * | 2021-04-09 | 2021-06-25 | 九江力达科技有限公司 | 一种加热覆合式改色膜及其制备方法 |
WO2024103246A1 (zh) * | 2022-11-15 | 2024-05-23 | 奇钛科技股份有限公司 | 聚合物结构体及其应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107674605A (zh) * | 2017-09-26 | 2018-02-09 | 饶伟 | 一种汽车贴膜及其制备方法 |
-
2020
- 2020-10-10 CN CN202011080606.2A patent/CN112194990A/zh active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107674605A (zh) * | 2017-09-26 | 2018-02-09 | 饶伟 | 一种汽车贴膜及其制备方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113025228A (zh) * | 2021-04-09 | 2021-06-25 | 九江力达科技有限公司 | 一种加热覆合式改色膜及其制备方法 |
WO2024103246A1 (zh) * | 2022-11-15 | 2024-05-23 | 奇钛科技股份有限公司 | 聚合物结构体及其应用 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI796298B (zh) | 光學積層體 | |
TWI272185B (en) | Surface protective film and laminate formed therefrom | |
JP7477271B2 (ja) | 加飾された太陽電池モジュールの調製方法 | |
TWI764867B (zh) | 黏著片、附黏著劑之光學膜、及圖像顯示裝置之製造方法 | |
CN112194990A (zh) | 一种透明隔紫外线车衣膜及其制备方法 | |
CA2142580A1 (en) | Optical Functional Materials and Process for Producing the Same | |
TW201708456A (zh) | 光擴散黏著劑層和光擴散黏著膜 | |
TW202128918A (zh) | 附有相位差層及黏著劑層之偏光板及使用其之有機電致發光顯示裝置 | |
JP2013254118A (ja) | 光学積層体、及びこれを用いた偏光板 | |
KR101859733B1 (ko) | 금속 광택을 갖는 유색 필름 및 이를 포함하는 모바일 기기의 후면 커버 | |
JP4768099B2 (ja) | フィルムロール | |
KR101375904B1 (ko) | 점착제 조성물, 점착 시트, 광학 필터 및 디스플레이 장치 | |
JP6858912B2 (ja) | フレキシブル画像表示装置およびそれに用いる光学積層体 | |
JP6934996B2 (ja) | フレキシブル画像表示装置およびそれに用いる光学積層体 | |
CN214327620U (zh) | 一种透明隔紫外线车衣膜 | |
WO2021131152A1 (ja) | 加飾付積層体、光学積層体、およびフレキシブル画像表示装置 | |
WO2018105365A1 (ja) | 導光板、面発光装置及び導光板の製造方法 | |
JP4341813B2 (ja) | 粘着剤付光学部材、その製造方法および画像表示装置 | |
TWI513591B (zh) | 保護薄膜 | |
CN215162308U (zh) | 一种环保隔热车衣膜 | |
CN209854051U (zh) | 一种贴附于玻璃基材上的保护膜 | |
CN214727010U (zh) | 用于显示屏的pu胶保护膜 | |
CN216972402U (zh) | 硬化带抗静电亚克力保护膜 | |
CN220413233U (zh) | 一种紫外线阻隔膜 | |
JP2005128097A (ja) | 偏光板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |