CN114106379A - 一种耐弯折高硬度高耐磨聚酯硬化膜 - Google Patents
一种耐弯折高硬度高耐磨聚酯硬化膜 Download PDFInfo
- Publication number
- CN114106379A CN114106379A CN202010861205.4A CN202010861205A CN114106379A CN 114106379 A CN114106379 A CN 114106379A CN 202010861205 A CN202010861205 A CN 202010861205A CN 114106379 A CN114106379 A CN 114106379A
- Authority
- CN
- China
- Prior art keywords
- layer
- wear
- resistant
- hardened
- bending
- 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
- 238000005452 bending Methods 0.000 title claims abstract description 32
- 229920000728 polyester Polymers 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 39
- 208000034189 Sclerosis Diseases 0.000 claims abstract description 16
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000012528 membrane Substances 0.000 claims abstract 3
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 17
- 229920005989 resin Polymers 0.000 claims description 17
- 238000005299 abrasion Methods 0.000 claims description 16
- 238000000576 coating method Methods 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 12
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 11
- 238000003848 UV Light-Curing Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000002834 transmittance Methods 0.000 claims description 9
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 8
- 239000003085 diluting agent Substances 0.000 claims description 8
- 239000003960 organic solvent Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- -1 silicon modified acrylate Chemical class 0.000 claims description 5
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 4
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 claims description 4
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 claims description 4
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 230000003666 anti-fingerprint Effects 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- LAYAKLSFVAPMEL-UHFFFAOYSA-N 1-ethenoxydodecane Chemical compound CCCCCCCCCCCCOC=C LAYAKLSFVAPMEL-UHFFFAOYSA-N 0.000 claims description 2
- 229920002799 BoPET Polymers 0.000 claims description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- IAXXETNIOYFMLW-COPLHBTASA-N [(1s,3s,4s)-4,7,7-trimethyl-3-bicyclo[2.2.1]heptanyl] 2-methylprop-2-enoate Chemical compound C1C[C@]2(C)[C@@H](OC(=O)C(=C)C)C[C@H]1C2(C)C IAXXETNIOYFMLW-COPLHBTASA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- WURBFLDFSFBTLW-UHFFFAOYSA-N benzil Chemical compound C=1C=CC=CC=1C(=O)C(=O)C1=CC=CC=C1 WURBFLDFSFBTLW-UHFFFAOYSA-N 0.000 claims description 2
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 claims description 2
- 210000004209 hair Anatomy 0.000 claims description 2
- 229940119545 isobornyl methacrylate Drugs 0.000 claims description 2
- 229940070765 laurate Drugs 0.000 claims description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 2
- 239000010702 perfluoropolyether Substances 0.000 claims description 2
- 229920000058 polyacrylate Polymers 0.000 claims description 2
- 229920001610 polycaprolactone Polymers 0.000 claims description 2
- 239000004632 polycaprolactone Substances 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 89
- 239000002344 surface layer Substances 0.000 abstract description 2
- 208000037656 Respiratory Sounds Diseases 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 description 6
- 239000005020 polyethylene terephthalate Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Images
Classifications
-
- 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
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains 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
-
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
-
- 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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
-
- 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
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
-
- 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
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/06—Polysiloxanes containing silicon bound to oxygen-containing groups
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- 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
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
- C08J2463/10—Epoxy resins modified by unsaturated compounds
-
- 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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/06—Unsaturated polyesters
-
- 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
- C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
-
- 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
- C08J2475/14—Polyurethanes having 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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
- C08J2483/06—Polysiloxanes containing silicon bound to oxygen-containing groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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
本发明属于硬化膜技术领域,具体涉及一种耐弯折高硬度高耐磨聚酯硬化膜,包括基材层、高韧性硬化层和高耐磨硬化层,所述高耐磨硬化层为硬化膜的表层。本发明在基材层上涂覆高韧性硬化层和高耐磨硬化层之后,使得基材的耐磨性和韧性显著提高,可同时满足折叠手机对于耐磨性和弯折性能的要求;高韧性硬化层和高耐磨硬化层分别涂覆于基材两侧,在保证高耐磨和高韧性的同时,可以最大限度地降低硬化膜的翘曲,而且,高耐磨硬化层位于外侧,保证使用过程中的耐磨性,高韧性硬化层位于内侧,在进行弯折时,内侧受力更集中,更容易出现折痕、裂纹等,将高韧性硬化层置于基材层内侧,可以有效地保护基材层,提高整个硬化膜的耐弯折性能。
Description
技术领域
本发明属于硬化膜技术领域,具体涉及一种耐弯折高硬度高耐磨聚酯硬化膜。
背景技术
在智能手机发展普及的时代,玻璃材质因为其光学性能优异,强度以及表面硬度高,被广泛应用于手机盖板材料。随着3D玻璃的技术成熟,玻璃盖板延续到固定曲率的曲面屏手机。而到了折叠机发展的时代,玻璃盖板已经不能满足可折叠手机的要求,目前行业内广泛应用无色聚酰亚胺(Colorless Polyimide,CPI)材料作为折叠手机的必备材料。
不过CPI材料并不是完美无缺的解决方案,可折叠手机盖板必须要达到高透光率、低雾度、耐刮耐摩擦、柔软性能要好,但是CPI材料防刮擦能力较差,容易出现划痕,同时抗冲击保护能力比较差,对于外力冲击不能起到良好的保护作用。
除了CPI材料,聚对苯二甲酸乙二醇酯(PET)也可以作为折叠手机的硬化膜材料,但是,一般的PET因为硬度差、模量低而难以直接应用在折叠机上。
发明内容
为了提供一种适用于折叠机的硬化膜,本发明公开了一种耐弯折高硬度高耐磨聚酯硬化膜,该硬化膜在基材层上涂覆高韧性硬化层和高耐磨硬化层之后,使得基材的耐磨性和韧性显著提高,可同时满足折叠手机对于耐磨性和弯折性能的要求。
为了实现上述目的,本发明采用如下技术方案:
一种耐弯折高硬度高耐磨聚酯硬化膜,包括基材层、高韧性硬化层和高耐磨硬化层,所述高耐磨硬化层为硬化膜的表层。
作为优选,上述基材层的一侧涂覆高韧性硬化层,另一侧涂覆高耐磨硬化层。
作为优选,上述高韧性硬化层与高耐磨硬化层的厚度相等;所述基材层为PET薄膜或CPI薄膜,厚度为25-200μm,动态弯折次数不低于50K次,作为优选,所述基材层的厚度为50-100μm,动态弯折次数不低于150K次。
作为优选,上述高韧性硬化层由如下重量分的各组分组成:韧性树脂50-90份、柔性单体5-20份、活性稀释剂40-60份、光引发剂3-5份、流平剂0.1-1份、有机溶剂50-80份;
所述高耐磨硬化层由如下重量分的各组分组成:耐磨树脂50-80份、光引发剂3-5份、活性稀释剂20-50份、有机溶剂50-80份、抗指纹剂0.05-1份、流平剂0.1-1份。
作为优选,上述韧性树脂为环氧丙烯酸酯、聚氨酯丙烯酸酯、聚酯丙烯酸酯、聚醚丙烯酸酯、有机硅改性丙烯酸酯中的一种或几种;
所述耐磨树脂为官能度为6的聚氨酯丙烯酸酯、官能度为9的聚氨酯丙烯酸酯中的一种或几种;
所述柔性单体为聚己内酯改性丙烯酸酯;
所述活性稀释剂为丙烯酸月桂酸酯、甲基丙烯酸异冰片酯、十二烷基乙烯基醚、甲氧基聚乙二醇(350)单丙烯酸酯中的一种或几种;
所述光发剂为α-羟基酮类、苯偶酰及其衍生物、酰基膦氧化物中的一种或几种;
所述流平剂为聚丙烯酸酯类流平剂、有机硅树脂中的一种或几种;
所述有机溶剂为丁酮、甲基异丁酮、异丙醇、丙二醇单甲醚、乙酸乙酯中的一种或几种;
所述抗指纹剂为全氟聚醚改性丙烯酸酯。
作为优选,上述韧性树脂为巴斯夫LR8765、陕西喜莱坞EA 200、沙多玛CN997、陕西喜莱坞UA320、沙多玛CN2251、沙多玛CN990、长兴6225中的一种或几种;所述耐磨树脂为W4019、W4500、长兴6145-100中的一种或几种。
作为优选,上述高韧性硬化层和高耐磨硬化层的硬度均不低于HB,断裂伸长率均不低于1%,光学透过率均不低于86%,雾度均不高于1.5%,YI值均不高于2,厚度均为2-50μm;
所述硬化膜的铅笔硬度不低于2H,断裂伸长率不低于1%,光学透过率不低于88%,雾度不高于1.5%,YI值不高于2。
作为优选,上述高韧性硬化层和高耐磨硬化层的硬度均不低于H,断裂伸长率均不低于2.5%,光学透过率均不低于90%,雾度均不高于1%,YI值均不高于1.5,厚度均为2-20μm;
所述硬化膜的铅笔硬度不低于3H,断裂伸长率不低于2.5%,光学透过率不低于90%,雾度不高于1%,YI值不高于1.5。
作为优选,上述的耐弯折高硬度高耐磨聚酯硬化膜,由如下方法制备而成:
(1)对基材除静电后进行溶剂清洗,清洗后干燥;
(2)在干燥后的基材的一侧先涂覆高韧性硬化层,进入烘箱加热后,进行UV固化,收卷;
(3)在基材的另一侧涂覆高耐磨硬化层,进入烘箱加热后,进行UV固化,收卷,即得到耐弯折高硬度高耐磨聚酯硬化膜。
作为优选,上述步骤(1)中溶剂清洗所用的溶剂为丁酮、甲基异丁酮、异丙醇、丙二醇单甲醚、乙酸乙酯、甲苯、环己酮、环己烷中的一种或几种;
所述步骤(2)和步骤(3)中烘箱加热的条件为:烘箱温度为60~140℃,加热时间为1-5min,作为优选,烘箱温度为80-100℃;
所述步骤(2)和步骤(3)中UV固化的条件为:UV的照度:100-600mW/cm2;光量:200-1200mJ/cm2;
所述步骤(2)和步骤(3)中UV固化过程中背辊的温度为35-80℃。
本发明具有如下的有益效果:
(1)本发明在基材层上涂覆高韧性硬化层和高耐磨硬化层之后,使得基材的耐磨性和韧性显著提高,可同时满足折叠手机对于耐磨性和弯折性能的要求;
(2)本发明的高韧性硬化层和高耐磨硬化层分别涂覆于基材的两侧,在保证高耐磨和高韧性的同时,可以最大限度地降低硬化膜的翘曲,两侧涂层达到拉力平衡,有效避免了硬化膜的翘曲问题,而且,高耐磨硬化层位于表层,保证使用过程中的耐磨性,高韧性硬化层位于内侧,在进行弯折时,内侧受力更集中,更容易出现折痕、裂纹等,将高韧性硬化层置于基材层内侧,可以有效地保护基材层,提高整个硬化膜的耐弯折性能;
(3)本发明的高韧性硬化层添加柔性单体来增加涂层的柔韧性,高耐磨硬化层的耐磨树脂采用高官能度的聚氨酯丙烯酸酯(优选6官能度和9官能度)来提高涂层的硬度和耐磨性,进一步提高外层的耐磨性和内层的耐弯折性,从而确保整个硬化膜的耐弯折和耐磨性能,延长使用寿命。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明耐弯折高硬度高耐磨聚酯硬化膜的结构示意图;
图中:1.基材层;2.高韧性硬化层;3.高耐磨硬化层。
具体实施方式
现在结合实施例对本发明作进一步详细的说明。
如图1所示,耐弯折高硬度高耐磨聚酯硬化膜包括基材层1、高韧性硬化层2和高耐磨硬化层3。
耐弯折高硬度高耐磨聚酯硬化膜,由如下方法制备而成:
(1)对基材除静电后进行溶剂清洗,清洗后干燥;
(2)在干燥后的基材的一侧先涂覆高韧性硬化层,进入烘箱60-140℃加热1-5min后,进行UV固化,收卷;
(3)在基材的另一侧涂覆高耐磨硬化层,进入烘箱60-140℃加热1~5min后,进行UV固化,收卷,即得到耐弯折高硬度高耐磨聚酯硬化膜。
其中,高韧性硬化层所用的涂液的制备方法为:依次称取韧性树脂、活性稀释剂、柔性单体、光引发剂、有机溶剂、流平剂,加入配液桶中,适速分散30分钟,静置30min。完成配置固含量20-60%的高韧性硬化液,优选固含30-35%。
高耐磨硬化层所用的涂液的制备方法为:依次称取耐磨树脂、光引发剂、活性稀释剂、有机溶剂、流平剂、抗指纹剂,加入配液桶中,适速分散30分钟,静置1小时消泡。完成配置固含量20-60%的高耐磨硬化液,优选固含30-35%。
高韧性硬化层的实施例A1-A3和对比例a1以及高耐磨硬化层的实施例B1-B3和对比例b1的各组分及其用量见表1:
表1
将上述高韧性硬化层的实施例A1-A3和对比例a1以及高耐磨硬化层的实施例B1-B3和对比例b1分别涂覆于PET基材表面(每个基材表面只涂覆一层高韧性硬化层或高耐磨硬化层),获得的不同厚度的高韧性硬化层和高耐磨硬化层,并在6μm厚的A1基础上,改变固化条件获得对比例a2和a3,测试结果见表2。
表2
在基材层上涂覆高韧性硬化层和高耐磨硬化层,不同实施例和对比例的基材、硬化层、硬化层厚度及处理工艺见表3(表3中韧性层代表高韧性硬化层,耐磨层代表高耐磨硬化层)。
表3
表3中初始水滴角、橡皮擦1500次后水滴角和耐钢丝绒是针对高耐磨硬化层的测试。韧性层和耐磨层涂覆位置为一侧时,韧性层位于基材层与耐磨层之间。表3中所选择的相应厚度的韧性层或耐磨层与表2中相应厚度的高韧性硬化层或高耐磨硬化层的处理工艺一致(比如,表3中实施例1选择的韧性层为3μm厚的A1,则其处理工艺与表2中2μm后的A1的处理工艺一致)。
在实际生产过程中,由于PET具有比CPI更好的光学性能,且具有更低的价格,有利于满足消费者高性能和低价格的要求,可以考虑主要选择PET作为基材。
测试仪器:
以上述依据本发明的理想实施例为启示,通过上述的说明内容,相关工作人员完全可以在不偏离本项发明技术思想的范围内,进行多样的变更以及修改。本项发明的技术性范围并不局限于说明书上的内容,必须要根据权利要求范围来确定其技术性范围。
Claims (10)
1.一种耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:包括基材层、高韧性硬化层和高耐磨硬化层,所述高耐磨硬化层为硬化膜的表层。
2.如权利要求1所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述基材层的一侧涂覆高韧性硬化层,另一侧涂覆高耐磨硬化层。
3.如权利要求1所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述高韧性硬化层与高耐磨硬化层的厚度相等;所述基材层为PET薄膜或CPI薄膜,厚度为25-200μm,动态弯折次数不低于50K次,作为优选,所述基材层的厚度为50-100μm,动态弯折次数不低于150K次。
4.如权利要求1所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述高韧性硬化层由如下重量分的各组分组成:韧性树脂50-90份、柔性单体5-20份、活性稀释剂40-60份、光引发剂3-5份、流平剂0.1-1份、有机溶剂50-80份;
所述高耐磨硬化层由如下重量分的各组分组成:耐磨树脂50-80份、光引发剂3-5份、活性稀释剂20-50份、有机溶剂50-80份、抗指纹剂0.05-1份、流平剂0.1-1份。
5.如权利要求4所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述韧性树脂为环氧丙烯酸酯、聚氨酯丙烯酸酯、聚酯丙烯酸酯、聚醚丙烯酸酯、有机硅改性丙烯酸酯中的一种或几种;
所述耐磨树脂为官能度为6的聚氨酯丙烯酸酯、官能度为9的聚氨酯丙烯酸酯中的一种或几种;
所述柔性单体为聚己内酯改性丙烯酸酯;
所述活性稀释剂为丙烯酸月桂酸酯、甲基丙烯酸异冰片酯、十二烷基乙烯基醚、甲氧基聚乙二醇(350)单丙烯酸酯中的一种或几种;
所述光发剂为α-羟基酮类、苯偶酰及其衍生物、酰基膦氧化物中的一种或几种;
所述流平剂为聚丙烯酸酯类流平剂、有机硅树脂中的一种或几种;
所述有机溶剂为丁酮、甲基异丁酮、异丙醇、丙二醇单甲醚、乙酸乙酯中的一种或几种;
所述抗指纹剂为全氟聚醚改性丙烯酸酯。
6.如权利要求5所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述韧性树脂为巴斯夫LR8765、陕西喜莱坞EA 200、沙多玛CN997、陕西喜莱坞UA320、沙多玛CN2251、沙多玛CN990、长兴6225中的一种或几种;所述耐磨树脂为W4019、W4500、长兴6145-100中的一种或几种。
7.如权利要求1所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述高韧性硬化层和高耐磨硬化层的硬度均不低于HB,断裂伸长率均不低于1%,光学透过率均不低于86%,雾度均不高于1.5%,YI值均不高于2,厚度均为2-50μm;
所述硬化膜的铅笔硬度不低于2H,断裂伸长率不低于1%,光学透过率不低于88%,雾度不高于1.5%,YI值不高于2。
8.如权利要求7所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述高韧性硬化层和高耐磨硬化层的硬度均不低于H,断裂伸长率均不低于2.5%,光学透过率均不低于90%,雾度均不高于1%,YI值均不高于1.5,厚度均为2-20μm;
所述硬化膜的铅笔硬度不低于3H,断裂伸长率不低于2.5%,光学透过率不低于90%,雾度不高于1%,YI值不高于1.5。
9.如权利要求1所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:由如下方法制备而成:
(1)对基材除静电后进行溶剂清洗,清洗后干燥;
(2)在干燥后的基材的一侧先涂覆高韧性硬化层,进入烘箱加热后,进行UV固化,收卷;
(3)在基材的另一侧涂覆高耐磨硬化层,进入烘箱加热后,进行UV固化,收卷,即得到耐弯折高硬度高耐磨聚酯硬化膜。
10.如权利要求9所述的耐弯折高硬度高耐磨聚酯硬化膜,其特征在于:所述步骤(1)中溶剂清洗所用的溶剂为丁酮、甲基异丁酮、异丙醇、丙二醇单甲醚、乙酸乙酯、甲苯、环己酮、环己烷中的一种或几种;
所述步骤(2)和步骤(3)中烘箱加热的条件为:烘箱温度为60~140℃,加热时间为1-5min,作为优选,烘箱温度为80-100℃;
所述步骤(2)和步骤(3)中UV固化的条件为:UV的照度:100-600mW/cm2;光量:200-1200mJ/cm2;
所述步骤(2)和步骤(3)中UV固化过程中背辊的温度为35-80℃。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010861205.4A CN114106379A (zh) | 2020-08-25 | 2020-08-25 | 一种耐弯折高硬度高耐磨聚酯硬化膜 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010861205.4A CN114106379A (zh) | 2020-08-25 | 2020-08-25 | 一种耐弯折高硬度高耐磨聚酯硬化膜 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114106379A true CN114106379A (zh) | 2022-03-01 |
Family
ID=80373734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010861205.4A Pending CN114106379A (zh) | 2020-08-25 | 2020-08-25 | 一种耐弯折高硬度高耐磨聚酯硬化膜 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114106379A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115895403A (zh) * | 2022-12-28 | 2023-04-04 | 江阴通利光电科技有限公司 | 一种petg膜用硬化液、petg复合膜及制备方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005305383A (ja) * | 2004-04-26 | 2005-11-04 | Dainippon Ink & Chem Inc | ハードコートフィルムの作成方法 |
KR101470465B1 (ko) * | 2012-08-23 | 2014-12-08 | 주식회사 엘지화학 | 하드코팅 필름 |
US20150252210A1 (en) * | 2012-08-23 | 2015-09-10 | Lg Chem, Ltd. | Hard coating film |
US20160347040A1 (en) * | 2014-02-19 | 2016-12-01 | Sabic Global Technologies B.V. | Multilayer sheet, methods for making and using the same, and articles comprising the multilayer sheet |
CN110358439A (zh) * | 2019-07-22 | 2019-10-22 | 新恒东薄膜材料(常州)有限公司 | 一种低收缩高硬度高耐磨的透明聚酰亚胺硬化膜 |
CN111051052A (zh) * | 2017-09-04 | 2020-04-21 | 可隆工业株式会社 | 具有多层结构的硬涂膜和包括该硬涂膜的聚酰亚胺膜 |
CN212894541U (zh) * | 2020-08-25 | 2021-04-06 | 新恒东薄膜材料(常州)有限公司 | 一种耐弯折高硬度高耐磨聚酯硬化膜 |
-
2020
- 2020-08-25 CN CN202010861205.4A patent/CN114106379A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005305383A (ja) * | 2004-04-26 | 2005-11-04 | Dainippon Ink & Chem Inc | ハードコートフィルムの作成方法 |
KR101470465B1 (ko) * | 2012-08-23 | 2014-12-08 | 주식회사 엘지화학 | 하드코팅 필름 |
US20150252210A1 (en) * | 2012-08-23 | 2015-09-10 | Lg Chem, Ltd. | Hard coating film |
US20160347040A1 (en) * | 2014-02-19 | 2016-12-01 | Sabic Global Technologies B.V. | Multilayer sheet, methods for making and using the same, and articles comprising the multilayer sheet |
CN111051052A (zh) * | 2017-09-04 | 2020-04-21 | 可隆工业株式会社 | 具有多层结构的硬涂膜和包括该硬涂膜的聚酰亚胺膜 |
CN110358439A (zh) * | 2019-07-22 | 2019-10-22 | 新恒东薄膜材料(常州)有限公司 | 一种低收缩高硬度高耐磨的透明聚酰亚胺硬化膜 |
CN212894541U (zh) * | 2020-08-25 | 2021-04-06 | 新恒东薄膜材料(常州)有限公司 | 一种耐弯折高硬度高耐磨聚酯硬化膜 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115895403A (zh) * | 2022-12-28 | 2023-04-04 | 江阴通利光电科技有限公司 | 一种petg膜用硬化液、petg复合膜及制备方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110358439B (zh) | 一种低收缩高硬度高耐磨的透明聚酰亚胺硬化膜 | |
CN108753146B (zh) | 一种光固化组合物及硬涂膜 | |
KR101129258B1 (ko) | Uv 경화형 코팅 조성물 및 코팅 필름 | |
CN113072874A (zh) | 一种uv固化自修复型聚氨酯丙烯酸酯涂料及其制备方法 | |
KR100755348B1 (ko) | 코팅 조성물과 다층 코팅막 형성방법 및 그 코팅 조성물을사용한 코팅 물품 | |
CN105017825B (zh) | 一种树脂组合物及其应用 | |
CN107987717A (zh) | 一种硬化层涂布液及一种硬化膜 | |
CN101405339A (zh) | 聚酯系薄膜用粘合剂组合物及使用其的光学薄膜 | |
CN114106379A (zh) | 一种耐弯折高硬度高耐磨聚酯硬化膜 | |
CN109554107A (zh) | 一种uv光固化型弹性自修复涂料 | |
CN104961857A (zh) | 一种改性(甲基)丙烯酸酯树脂及其制备方法 | |
CN112391130A (zh) | 一种保护膜及其制备方法和用途 | |
CN115746370A (zh) | 一种哑光硬化半透明光学薄膜及其制备方法 | |
CN111978849A (zh) | 手机复合盖板用水性可剥保护胶及其制备方法和施工工艺 | |
CN212894541U (zh) | 一种耐弯折高硬度高耐磨聚酯硬化膜 | |
CN213637846U (zh) | 一种保护盖板及移动终端 | |
CN108690208A (zh) | 一种具有高韧性和高耐磨性的硬化膜 | |
CN113583283A (zh) | 一种高硬度硬涂膜及其制备方法 | |
CN114456702B (zh) | 一种双固化uv皮革触感漆及其制备方法 | |
CN105778040B (zh) | 一种环保耐指纹树脂的制备方法 | |
CN114634646A (zh) | 一种柔性高硬度高折叠盖板高效率低成本制作工艺 | |
CN114262575A (zh) | 一种3c产品曲面用保护膜及其制备方法 | |
JP2006160802A (ja) | 耐汚染性付与剤、硬化物および物品 | |
CN115477781A (zh) | 一种折叠屏用硬涂膜及其制备方法 | |
CN220543143U (zh) | 高耐磨抗反射光学膜 |
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 |