CN116285456A - Printable lettering film and preparation method thereof - Google Patents
Printable lettering film and preparation method thereof Download PDFInfo
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- CN116285456A CN116285456A CN202310214920.2A CN202310214920A CN116285456A CN 116285456 A CN116285456 A CN 116285456A CN 202310214920 A CN202310214920 A CN 202310214920A CN 116285456 A CN116285456 A CN 116285456A
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- 238000002360 preparation method Methods 0.000 title abstract description 18
- 239000010410 layer Substances 0.000 claims abstract description 157
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229920006317 cationic polymer Polymers 0.000 claims abstract description 29
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 23
- 239000012790 adhesive layer Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 238000001035 drying Methods 0.000 claims abstract description 22
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims description 98
- 238000003756 stirring Methods 0.000 claims description 30
- 239000007822 coupling agent Substances 0.000 claims description 27
- 239000003963 antioxidant agent Substances 0.000 claims description 26
- 239000003795 chemical substances by application Substances 0.000 claims description 26
- 239000004094 surface-active agent Substances 0.000 claims description 26
- 239000004014 plasticizer Substances 0.000 claims description 25
- 239000002270 dispersing agent Substances 0.000 claims description 24
- 230000003078 antioxidant effect Effects 0.000 claims description 23
- 229920002554 vinyl polymer Polymers 0.000 claims description 23
- 239000000080 wetting agent Substances 0.000 claims description 23
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 20
- 239000008367 deionised water Substances 0.000 claims description 20
- 229910021641 deionized water Inorganic materials 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 19
- 239000005871 repellent Substances 0.000 claims description 19
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 18
- 125000002091 cationic group Chemical group 0.000 claims description 17
- 230000002940 repellent Effects 0.000 claims description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 12
- -1 acrylic ester Chemical class 0.000 claims description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 12
- 239000000839 emulsion Substances 0.000 claims description 11
- 229920002635 polyurethane Polymers 0.000 claims description 11
- 239000004814 polyurethane Substances 0.000 claims description 11
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 11
- 229920001909 styrene-acrylic polymer Polymers 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 239000013053 water resistant agent Substances 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 6
- WRAGBEWQGHCDDU-UHFFFAOYSA-M C([O-])([O-])=O.[NH4+].[Zr+] Chemical compound C([O-])([O-])=O.[NH4+].[Zr+] WRAGBEWQGHCDDU-UHFFFAOYSA-M 0.000 claims description 6
- 229920000877 Melamine resin Polymers 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 6
- 229920002873 Polyethylenimine Polymers 0.000 claims description 6
- 229920002396 Polyurea Polymers 0.000 claims description 6
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 6
- 150000001412 amines Chemical class 0.000 claims description 6
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims description 6
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical class O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 6
- OVBRYLBVLSAOAS-UHFFFAOYSA-N n,n-dimethyl-2-phenylethanamine;hydron;chloride Chemical compound Cl.CN(C)CCC1=CC=CC=C1 OVBRYLBVLSAOAS-UHFFFAOYSA-N 0.000 claims description 6
- DVEKCXOJTLDBFE-UHFFFAOYSA-N n-dodecyl-n,n-dimethylglycinate Chemical compound CCCCCCCCCCCC[N+](C)(C)CC([O-])=O DVEKCXOJTLDBFE-UHFFFAOYSA-N 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- ZIWRUEGECALFST-UHFFFAOYSA-M sodium 4-(4-dodecoxysulfonylphenoxy)benzenesulfonate Chemical compound [Na+].CCCCCCCCCCCCOS(=O)(=O)c1ccc(Oc2ccc(cc2)S([O-])(=O)=O)cc1 ZIWRUEGECALFST-UHFFFAOYSA-M 0.000 claims description 6
- LPMBTLLQQJBUOO-KTKRTIGZSA-N (z)-n,n-bis(2-hydroxyethyl)octadec-9-enamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)N(CCO)CCO LPMBTLLQQJBUOO-KTKRTIGZSA-N 0.000 claims description 4
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 claims description 3
- 235000019270 ammonium chloride Nutrition 0.000 claims description 3
- 229910021485 fumed silica Inorganic materials 0.000 claims description 3
- PZNOBXVHZYGUEX-UHFFFAOYSA-N n-prop-2-enylprop-2-en-1-amine;hydrochloride Chemical compound Cl.C=CCNCC=C PZNOBXVHZYGUEX-UHFFFAOYSA-N 0.000 claims description 3
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229940049964 oleate Drugs 0.000 claims description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 3
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 18
- 238000005406 washing Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002904 solvent Substances 0.000 abstract description 3
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 239000005020 polyethylene terephthalate Substances 0.000 description 5
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 125000000129 anionic group Chemical group 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- ODLMAHJVESYWTB-UHFFFAOYSA-N propylbenzene Chemical compound CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 description 2
- QBUKAFSEUHGMMX-MTJSOVHGSA-N (5z)-5-[[3-(1-hydroxyethyl)thiophen-2-yl]methylidene]-10-methoxy-2,2,4-trimethyl-1h-chromeno[3,4-f]quinolin-9-ol Chemical group C1=CC=2NC(C)(C)C=C(C)C=2C2=C1C=1C(OC)=C(O)C=CC=1O\C2=C/C=1SC=CC=1C(C)O QBUKAFSEUHGMMX-MTJSOVHGSA-N 0.000 description 1
- YZYASTRURKBPPS-UHFFFAOYSA-N C(CCC(=O)OCCCCCC(C)C)(=O)OCCCCCC(C)C.[Na] Chemical compound C(CCC(=O)OCCCCCC(C)C)(=O)OCCCCCC(C)C.[Na] YZYASTRURKBPPS-UHFFFAOYSA-N 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- ZGUQGPFMMTZGBQ-UHFFFAOYSA-N [Al].[Al].[Zr] Chemical compound [Al].[Al].[Zr] ZGUQGPFMMTZGBQ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- SEGBQNJGOCXIGC-FHERZECASA-N benzyl n-[(2s)-1-[(4-hydroxyoxolan-3-yl)amino]-4-methyl-1-oxopentan-2-yl]carbamate Chemical group N([C@@H](CC(C)C)C(=O)NC1C(COC1)O)C(=O)OCC1=CC=CC=C1 SEGBQNJGOCXIGC-FHERZECASA-N 0.000 description 1
- 229910000281 calcium bentonite Inorganic materials 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
-
- 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
- C09D125/00—Coating compositions based on 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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
-
- 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
- C09D129/00—Coating compositions based on 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 an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/02—Homopolymers or copolymers of unsaturated alcohols
- C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- 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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
Abstract
The application relates to a printable lettering film and a preparation method thereof. The printing ink has the advantages that the cationic polymer, the aluminum oxide and the like in the ink fixing layer form a micropore structure, the dye molecules are fixed, the water resistance of the coating is improved, the silicon dioxide in the ink absorbing layer absorbs the solvent in dye ink, excellent printing effect and drying speed are provided, and the lettering film has the characteristics of clear patterns, high color saturation, high drying speed, strong water washing resistance and the like through the structural arrangement of the sequentially laminated wear-resisting layer, the adhesive layer, the ink absorbing layer and the ink fixing layer.
Description
Technical Field
The invention relates to the technical field of thermal transfer materials, in particular to a printable lettering film and a preparation method thereof.
Background
With the continuous development of the color inkjet printer market, important consumables capable of printing lettering films are becoming more and more important. The coating technology is the core of the printable lettering film, the quality of the lettering film is directly determined, and the research level of the printable lettering film is marked by the research level of the coating technology, so that the research of the ink-absorbing coating technology of the printable lettering film is particularly important.
The production processes and formulations of ink-receptive coatings for traditional printable lettering films are very diverse and can be basically divided into two types: swelling type and gap type. The swelling type ink-absorbing layer is mainly made of resin (such as gelatin and polyvinyl alcohol), after ink drops are received on the surface of the coating layer, the surface of the coating layer is slightly swelled to form a network, the ink drops are absorbed, the water resistance of the ink-absorbing coating layer is poor, the drying speed after printing is very slow, although the water resistance can be improved by modifying a cross-linking agent, the ink absorption is reduced, namely, the ink absorption and the water resistance are contradictory, so that the type of ink-jet printing can not meet the printing requirement of high quality. The gap type ink-absorbing layer is mainly made of pigment (such as alumina, silica, titanium dioxide, porcelain clay, calcium carbonate, bentonite and the like), the coating contains a network of a large number of gap micropores, the network has adsorption and fixation effects on ink drops, the printing effect and the color saturation are both due to swelling type, but the gap type has poor water resistance due to a micropore structure. Therefore, developing a printable lettering film with high definition, good color saturation, fast drying speed and good water resistance after printing has become a market development direction.
Disclosure of Invention
Based on the above, it is necessary to provide a printable lettering film having a clear print pattern, high color saturation, high ink drying speed, and high water washing resistance.
A printable lettering film comprises a wear-resistant layer, an adhesive layer, an ink absorbing layer and an ink fixing layer which are sequentially laminated;
the ink absorbing layer comprises the following raw materials in parts by weight:
the ink fixing layer comprises the following raw materials in parts by weight:
in one embodiment, the silica is microcrystalline silica, precipitated silica, fumed silica, or silicic acid gel.
In one embodiment, the aluminum oxide is activated aluminum oxide, cationic aluminum oxide, nano aluminum oxide, high pore aluminum oxide, or aluminum oxide gel.
In one embodiment, the cationic polymer in the ink absorbing layer raw material is polyvinyl amine, polyethyleneimine, polydimethyldiallyl ammonium chloride, quaternary ammonium salt cationic fixing agent or polyvinyl benzyl trimethylamine chloride; the cationic polymer in the ink fixing layer raw material is polyvinyl amine, polyethyleneimine, polydimethyl diallyl ammonium chloride, quaternary ammonium salt cationic color fixing agent or polyvinyl benzyl trimethylamine chloride.
In one embodiment, the surfactant in the ink absorbing layer raw material is oleic acid diethanolamide, cetyltrimethylammonium chloride, dodecyl dimethyl betaine or sodium dodecyl diphenyl ether disulfonate; the surfactant in the ink fixing layer raw material is oleic acid diethanolamide, cetyl trimethyl ammonium chloride, dodecyl dimethyl betaine or sodium dodecyl diphenyl ether disulfonate.
In one embodiment, the water repellent agent in the ink absorbing layer raw material is ammonium zirconium carbonate, polyamide polyurea resin, urea resin, melamine formaldehyde resin, modified glyoxal or formaldehyde; the water repellent agent in the ink fixing layer raw material is zirconium ammonium carbonate, polyamide polyurea resin, urea formaldehyde resin, melamine formaldehyde resin, modified glyoxal or formaldehyde.
In addition, the application also provides a preparation method of the printable lettering film, which comprises the following specific scheme:
the preparation method of the printable lettering film, which comprises the following steps:
providing a wear-resistant layer and an adhesive layer which are sequentially laminated;
providing the ink absorbing layer raw material and the ink fixing layer raw material;
uniformly mixing the raw materials of the ink absorption layer, then coating the raw materials on the surface of the adhesion layer far away from the wear-resistant layer, and drying to obtain the wear-resistant layer, the adhesion layer and the ink absorption layer which are sequentially laminated;
and uniformly mixing the raw materials of the ink fixing layer, then coating the raw materials on the surface of the ink absorbing layer, which is far away from the adhesive layer, and drying to obtain the wear-resisting layer, the adhesive layer, the ink absorbing layer and the ink fixing layer which are sequentially laminated.
In one embodiment, the step of uniformly mixing the raw materials of the ink absorbing layer specifically includes: mixing the dispersing agent, the wetting agent, the surfactant and the deionized water in the raw materials of the ink absorbing layer, stirring for 2-3 min at the speed of 300-500 r/min, adding the water-based acrylic ester and the water-based polyurethane, stirring for 5-10 min at the speed of 500-800 r/min, adding the silicon dioxide and the coupling agent, stirring for 20-30 min at the speed of 1200-1600 r/min, adding the cationic polymer, the water-insoluble plasticizer and the water-insoluble antioxidant, stirring for 5-10 min at the speed of 500-800 r/min, finally adding the water-resistant agent, and stirring for 3-5 min at the speed of 300-500 r/min.
In one embodiment, the step of uniformly mixing the ink fixing layer raw materials specifically includes: mixing the dispersing agent, the wetting agent, the surfactant and the deionized water in the ink fixing layer raw material, stirring for 2-3 min at the speed of 300-500 r/min, adding the vinyl modified polyvinyl alcohol and the cationic styrene-acrylic emulsion, stirring for 5-10 min at the speed of 500-800 r/min, adding the aluminum oxide and the coupling agent, stirring for 20-30 min at the speed of 1200-1600 r/min, adding the cationic polymer, the water-insoluble plasticizer and the water-insoluble antioxidant, stirring for 5-10 min at the speed of 500-800 r/min, finally adding the water-resistant agent, and stirring for 3-5 min at the speed of 300-500 r/min.
In one embodiment, the coating thickness of the ink absorbing layer raw material is 60-120 μm; the coating thickness of the ink fixing layer raw material is 20-80 mu m.
According to the printable lettering film, the solid fillers such as aluminum oxide in the ink fixing layer form a micropore structure, meanwhile, the anionic dye is fixed under the action of the cationic color fixing agent and other additives, the water resistance of the coating is improved while the excellent printing effect is provided, the silicon dioxide in the ink absorbing layer absorbs the solvent in dye ink, higher color saturation and drying speed are provided, and the lettering film has the characteristics of clear pattern, high color saturation, high drying speed, strong water washing resistance and the like through the structural arrangement of the sequentially laminated wear-resisting layer, the adhesive layer, the ink absorbing layer and the ink fixing layer.
Detailed Description
The present invention will be described more fully hereinafter in order to facilitate an understanding of the present invention, and preferred embodiments of the present invention are set forth. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The printable lettering film of an embodiment comprises a wear-resistant layer, an adhesive layer, an ink absorbing layer and an ink fixing layer which are sequentially laminated.
The ink absorbing layer is prepared from the following raw materials: 20-25 parts by mass of aqueous acrylic ester, 20-25 parts by mass of aqueous polyurethane, 15-25 parts by mass of silicon dioxide, 1-5 parts by mass of cationic polymer, 10-15 parts by mass of deionized water, 1-3 parts by mass of water-insoluble plasticizer, 1-3 parts by mass of water-insoluble antioxidant, 1-2 parts by mass of dispersing agent, 1-2 parts by mass of wetting agent, 1-2 parts by mass of surfactant, 1-2 parts by mass of coupling agent and 1-2 parts by mass of water-repellent agent.
Further, the silica in the ink absorbing layer raw material is microcrystalline silica, precipitated silica, fumed silica or silicic acid gel.
Further, the cationic polymer in the ink absorbing layer raw material is polyvinyl amine, polyethyleneimine, polydimethyl diallyl ammonium chloride, quaternary ammonium salt cationic color fixing agent or polyvinyl benzyl trimethylamine chloride.
Further, the surfactant in the ink absorbing layer raw material is oleic acid diethanolamide, cetyltrimethylammonium chloride, dodecyl dimethyl betaine or sodium dodecyl diphenyl ether disulfonate.
Further, the water repellent agent in the raw material of the ink absorbing layer is zirconium ammonium carbonate, polyamide polyurea resin, urea formaldehyde resin, melamine formaldehyde resin, modified glyoxal or formaldehyde.
In the ink-absorbing layer raw material, the aqueous acrylic ester and the aqueous polyurethane can form a copolymer, good printing quality is provided, the silicon dioxide can absorb a solvent in dye ink, good printing effect and drying speed are provided, the cationic polymer can form a micropore structure and can form a water-insoluble complex with anionic dye ink, dye molecules are fixed, the water-insoluble plasticizer and the water-insoluble antioxidant can improve the weather resistance of the coating, one end of the coupling agent is connected with the silicon dioxide, the other end of the coupling agent is in chemical reaction or physical winding with an organic group, the firmness of the silicon dioxide is enhanced, the washing fastness of the silicon dioxide is enhanced, the water-resisting agent can enhance the washing resistance of the coating, and the raw materials cooperate, so that the ink-absorbing layer has good quick-drying effect and printing quality.
The ink fixing layer is prepared from the following raw materials: 20 to 30 parts by mass of vinyl modified polyvinyl alcohol, 15 to 25 parts by mass of cationic styrene-acrylic emulsion, 10 to 15 parts by mass of aluminum oxide, 1 to 5 parts by mass of cationic polymer, 10 to 15 parts by mass of deionized water, 1 to 3 parts by mass of water-insoluble plasticizer, 1 to 3 parts by mass of water-insoluble antioxidant, 1 to 2 parts by mass of dispersing agent, 1 to 2 parts by mass of wetting agent, 1 to 2 parts by mass of surfactant, 1 to 2 parts by mass of coupling agent and 1 to 5 parts by mass of water-repellent agent.
Further, the aluminum oxide is active aluminum oxide, cationic aluminum oxide, nano aluminum oxide, high-pore aluminum oxide or aluminum oxide gel.
Further, the cationic polymer is polyvinyl amine, polyethyleneimine, polydimethyldiallyl ammonium chloride, a high-polymerization-degree polyamine cationic color fixing agent or polyvinyl benzyl trimethylamine chloride.
Further, the surfactant is diethanolamide oleate, cetyltrimethylammonium chloride, dodecyl dimethyl betaine or sodium dodecyl diphenyl ether disulfonate.
Further, the water repellent agent is zirconium ammonium carbonate, polyamide polyurea resin, urea resin, melamine formaldehyde resin, modified glyoxal or formaldehyde.
In the raw materials of the ink fixing layer, the vinyl modified polyvinyl alcohol and the cationic propyl benzene emulsion can form a copolymer to provide excellent water resistance, the aluminum oxide has strong positive charges, dye molecules can be firmly adsorbed, the cationic polymer can form a water-insoluble complex with anionic dye ink, the water-insoluble plasticizer and the water-insoluble antioxidant can improve the weather resistance of the coating, the coupling agent can connect the dye molecules with the aluminum oxide, so that the dye is adsorbed on the aluminum oxide, the water-resistant agent can enhance the water washing resistance of the coating, and the raw materials cooperate to ensure that the ink fixing layer has excellent water resistance.
The dispersing agent in the ink-absorbing layer raw material and the ink-fixing layer raw material may be dispersing agents conventionally used in the art, and in this embodiment, the dispersing agent in the ink-absorbing layer raw material and the ink-fixing layer raw material is a non-silicon dispersing agent.
The wetting agent in the ink-absorbing layer raw material and the ink-fixing layer raw material can be wetting agents conventionally used in the field, and in the embodiment, the wetting agents in the ink-absorbing layer raw material and the ink-fixing layer raw material are sodium diisooctyl succinate.
The coupling agent in the ink-absorbing layer raw material and the ink-fixing layer raw material may be a coupling agent conventionally used in the art, and in this embodiment, the coupling agent in the ink-absorbing layer raw material and the ink-fixing layer raw material is an aluminum-zirconium coupling agent.
The water-insoluble plasticizer in the ink-absorbing layer raw material and the ink-fixing layer raw material may be water-insoluble plasticizers conventionally used in the art, and in the present embodiment, the water-insoluble plasticizer in the ink-absorbing layer raw material and the ink-fixing layer raw material is acetylated glyceride.
The water-insoluble antioxidants in the ink-absorbing layer raw material and the ink-fixing layer raw material may be water-insoluble antioxidants conventionally used in the art, and in the present embodiment, the water-insoluble antioxidants in the ink-absorbing layer raw material and the ink-fixing layer raw material are BASF (BASF) antioxidant B900.
In addition, the abrasion-resistant layer is an abrasion-resistant layer conventionally used in the art such as a PET (polyethylene terephthalate) layer or the like, and the adhesive layer is an adhesive layer conventionally used in the art such as a TPU (thermoplastic polyurethane) layer or the like.
The thickness of the PET layer and TPU layer are conventional in the art, in this embodiment, the thickness of the PET layer is 1mm and the thickness of the TPU layer is 50um.
The printable lettering film has the advantages of clear printed patterns, high color saturation, high ink drying speed, strong water washing resistance and the like, has a wide application range, and can be used on a large scale.
The preparation method of the printable lettering film in one embodiment comprises the following steps S110 to S140:
and S110, providing a wear-resistant layer and an adhesive layer which are sequentially laminated.
In this embodiment, the abrasion-resistant layer and the adhesive layer are laminated in this order to realize a structural arrangement in which the abrasion-resistant layer and the adhesive layer are laminated in this order.
Further, the wear-resistant layer is a PET layer, and the adhesive layer is a TPU layer.
S120, providing ink absorbing layer raw materials and ink fixing layer raw materials.
In this embodiment, the ink-absorbing layer raw material composition is as follows: 20-25 parts by mass of aqueous acrylic ester, 20-25 parts by mass of aqueous polyurethane, 15-25 parts by mass of silicon dioxide, 1-5 parts by mass of cationic polymer, 10-15 parts by mass of deionized water, 1-3 parts by mass of water-insoluble plasticizer, 1-3 parts by mass of water-insoluble antioxidant, 1-2 parts by mass of dispersing agent, 1-2 parts by mass of wetting agent, 1-2 parts by mass of surfactant, 1-2 parts by mass of coupling agent and 1-2 parts by mass of water-repellent agent.
The ink fixing layer comprises the following raw materials: 20 to 30 parts by mass of vinyl modified polyvinyl alcohol, 15 to 25 parts by mass of cationic styrene-acrylic emulsion, 10 to 15 parts by mass of aluminum oxide, 1 to 5 parts by mass of cationic polymer, 10 to 15 parts by mass of deionized water, 1 to 3 parts by mass of water-insoluble plasticizer, 1 to 3 parts by mass of water-insoluble antioxidant, 1 to 2 parts by mass of dispersing agent, 1 to 2 parts by mass of wetting agent, 1 to 2 parts by mass of surfactant, 1 to 2 parts by mass of coupling agent and 1 to 5 parts by mass of water-repellent agent.
It should be noted that, steps S110 and S120 are only for convenience of description, and are not meant to limit the sequence of the two steps, and the two steps may be performed simultaneously or sequentially.
And S130, uniformly mixing the raw materials of the ink absorbing layer, then coating the raw materials on the surface of the adhesive layer, which is far away from the wear-resistant layer, and drying to obtain the wear-resistant layer, the adhesive layer and the ink absorbing layer which are sequentially laminated.
In this embodiment, the step of uniformly mixing the raw materials of the ink-absorbing layer specifically includes: mixing the dispersing agent, the wetting agent, the surfactant and the deionized water in the raw materials of the ink absorbing layer, stirring for 2-3 min at the speed of 300-500 r/min, adding the water-based acrylic ester and the water-based polyurethane, stirring for 5-10 min at the speed of 500-800 r/min, adding the silicon dioxide and the coupling agent, stirring for 20-30 min at the speed of 1200-1600 r/min, adding the cationic polymer, the water-insoluble plasticizer and the water-insoluble antioxidant, stirring for 5-10 min at the speed of 500-800 r/min, finally adding the water-resistant agent, and stirring for 3-5 min at the speed of 300-500 r/min.
Furthermore, the coating thickness of the ink absorbing layer raw material is more than or equal to 60 mu m.
Further, the temperature of the drying in the step S130 is 60-100 ℃ and the time is about 20 min.
And S140, uniformly mixing the raw materials of the ink fixing layer, then coating the raw materials on the surface of the ink absorbing layer, which is far away from the adhesive layer, and drying to obtain the wear-resisting layer, the adhesive layer, the ink absorbing layer and the ink fixing layer which are sequentially laminated, thus printing the lettering film.
In this embodiment, the step of uniformly mixing the raw materials of the ink fixing layer specifically includes: the step of uniformly mixing the raw materials of the ink fixing layer comprises the following steps: mixing the dispersing agent, the wetting agent, the surfactant and the deionized water in the ink fixing layer raw material, stirring for 2-3 min at the speed of 300-500 r/min, adding the vinyl modified polyvinyl alcohol and the cationic styrene-acrylic emulsion, stirring for 5-10 min at the speed of 500-800 r/min, adding the aluminum oxide and the coupling agent, stirring for 20-30 min at the speed of 1200-1600 r/min, adding the cationic polymer, the water-insoluble plasticizer and the water-insoluble antioxidant, stirring for 5-10 min at the speed of 500-800 r/min, finally adding the water-resistant agent, and stirring for 3-5 min at the speed of 300-500 r/min.
Further, the coating thickness of the ink fixing layer raw material is 20-80 μm.
Further, the temperature of the drying in the step S140 is 60-100 ℃ and the time is about 20 min.
The preparation method of the printable lettering film is simple and controllable, and the prepared printable lettering film has the advantages of clear printing patterns, high color saturation, high ink drying speed, strong water washing resistance and the like.
The following are specific examples.
Example 1
The ink absorbing layer comprises the following raw materials: 20 parts of aqueous acrylic ester, 20 parts of aqueous polyurethane, 15 parts of silicon dioxide, 1 part of cationic polymer, 10 parts of deionized water, 1 part of water-insoluble plasticizer, 1 part of water-insoluble antioxidant, 1 part of dispersing agent, 1 part of wetting agent, 1 part of surfactant, 1 part of coupling agent and 1 part of water repellent agent.
The ink fixing layer comprises the following raw materials: 20 parts of vinyl modified polyvinyl alcohol, 15 parts of cationic styrene-acrylic emulsion, 10 parts of aluminum oxide, 1 part of cationic polymer, 10 parts of deionized water, 1 part of water-insoluble plasticizer, 1 part of water-insoluble antioxidant, 1 part of dispersing agent, 1 part of wetting agent, 1 part of surfactant, 1 part of coupling agent and 1 part of water repellent agent.
The preparation method adopts the preparation method as in the steps S110 to S140.
The printable lettering film prepared in the embodiment 1 has the advantages of clear printing pattern, high color saturation, high ink drying speed, strong water washing resistance and the like through detection.
Example 2
The ink absorbing layer comprises the following raw materials: 25 parts of water-based acrylic ester, 25 parts of water-based polyurethane, 25 parts of silicon dioxide, 5 parts of cationic polymer, 15 parts of deionized water, 3 parts of water-insoluble plasticizer, 3 parts of water-insoluble antioxidant, 2 parts of dispersing agent, 2 parts of wetting agent, 2 parts of surfactant, 2 parts of coupling agent and 2 parts of water repellent agent.
The ink fixing layer comprises the following raw materials: 30 parts of vinyl modified polyvinyl alcohol, 25 parts of cationic styrene-acrylic emulsion, 15 parts of aluminum oxide, 5 parts of cationic polymer, 15 parts of deionized water, 3 parts of water-insoluble plasticizer, 3 parts of water-insoluble antioxidant, 2 parts of dispersing agent, 2 parts of wetting agent, 2 parts of surfactant, 2 parts of coupling agent and 5 parts of water repellent agent.
The preparation method adopts the preparation method as in the steps S110 to S140.
The printable lettering film prepared in the embodiment 2 has the advantages of clear printing pattern, high color saturation, high ink drying speed, strong water washing resistance and the like through detection.
Example 3
The ink absorbing layer comprises the following raw materials: 23 parts of aqueous acrylic ester, 23 parts of aqueous polyurethane, 20 parts of silicon dioxide, 3 parts of cationic polymer, 13 parts of deionized water, 2 parts of water-insoluble plasticizer, 2 parts of water-insoluble antioxidant, 1.5 parts of dispersing agent, 1.5 parts of wetting agent, 1.5 parts of surfactant, 1.5 parts of coupling agent and 1.5 parts of water repellent agent.
The ink fixing layer comprises the following raw materials: 25 parts of vinyl modified polyvinyl alcohol, 20 parts of cationic styrene-acrylic emulsion, 13 parts of aluminum oxide, 2.5 parts of cationic polymer, 12.5 parts of deionized water, 2 parts of water-insoluble plasticizer, 2 parts of water-insoluble antioxidant, 1.5 parts of dispersing agent, 1.5 parts of wetting agent, 1.5 parts of surfactant, 1.5 parts of coupling agent and 2.5 parts of water repellent agent.
The preparation method adopts the preparation method as in the steps S110 to S140.
The printable lettering film prepared in the embodiment 3 has the advantages of clear printing pattern, high color saturation, high ink drying speed, strong water washing resistance and the like.
Comparative example 1
The ink absorbing layer comprises the following raw materials: 18 parts of aqueous acrylic ester, 18 parts of aqueous polyurethane, 13 parts of silicon dioxide, 0.8 part of cationic polymer, 8 parts of deionized water, 0.8 part of water-insoluble plasticizer, 0.8 part of water-insoluble antioxidant, 0.8 part of dispersing agent, 0.8 part of wetting agent, 0.8 part of surfactant, 0.8 part of coupling agent and 0.8 part of water repellent agent.
The ink fixing layer comprises the following raw materials: 18 parts of vinyl modified polyvinyl alcohol, 13 parts of cationic styrene-acrylic emulsion, 8 parts of aluminum oxide, 0.8 part of cationic polymer, 8 parts of deionized water, 0.8 part of water-insoluble plasticizer, 0.8 part of water-insoluble antioxidant, 0.8 part of dispersing agent, 0.8 part of wetting agent, 0.8 part of surfactant, 0.8 part of coupling agent and 0.8 part of water-resistant agent.
The preparation method adopts the preparation method as in the steps S110 to S140.
Through detection, the printable lettering film prepared in the comparative example 1 has the defects that the adhesive force between the ink absorbing layer and the adhesive layer is insufficient due to the too low resin content of the ink absorbing layer, the ink absorbing layer is easy to fall off in the washing process, the ink fixing layer has poor waterproof performance and uneven hole rate due to the too small proportion of raw materials.
Comparative example 2
The ink absorbing layer comprises the following raw materials: 30 parts of aqueous acrylic ester, 30 parts of aqueous polyurethane, 28 parts of silicon dioxide, 6 parts of cationic polymer, 17 parts of deionized water, 4 parts of water-insoluble plasticizer, 4 parts of water-insoluble antioxidant, 2.3 parts of dispersing agent, 2.3 parts of wetting agent, 2.3 parts of surfactant, 2.3 parts of coupling agent and 2.3 parts of water repellent agent.
The ink fixing layer comprises the following raw materials: 33 parts of vinyl modified polyvinyl alcohol, 28 parts of cationic styrene-acrylic emulsion, 16 parts of aluminum oxide, 6 parts of cationic polymer, 20 parts of deionized water, 4 parts of water-insoluble plasticizer, 4 parts of water-insoluble antioxidant, 2.3 parts of dispersing agent, 2.3 parts of wetting agent, 2.3 parts of surfactant, 2.3 parts of coupling agent and 6 parts of water repellent.
The preparation method adopts the preparation method as in the steps S110 to S140.
Through detection, the printable lettering film prepared in the comparative example 2 has the advantages that the printing definition can be greatly reduced due to the fact that the proportion of the raw materials of the ink absorption layer is too large, the viscosity of the system is too high, the workability is poor, and the printing color rendering degree can be affected due to the fact that the proportion of the raw materials of the ink fixing layer is too large.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The printable lettering film is characterized by comprising a wear-resistant layer, an adhesive layer, an ink absorbing layer and an ink fixing layer which are sequentially laminated;
the ink absorbing layer comprises the following raw materials in parts by weight:
the ink fixing layer comprises the following raw materials in parts by weight:
2. the printable lettering film according to claim 1, wherein said silica is microcrystalline silica, precipitated silica, fumed silica or silicic acid gel.
3. The printable lettering film according to claim 1, wherein said aluminium oxide is activated aluminium oxide, cationic aluminium oxide, nano aluminium oxide, highly porous aluminium oxide or aluminium oxide gel.
4. The printable lettering film according to claim 1, wherein the cationic polymer in the ink-absorbing layer raw material is polyvinyl amine, polyethylenimine, polydimethyldiallyl ammonium chloride, quaternary ammonium salt type cationic fixing agent or polyvinyl benzyl trimethylamine chloride; the cationic polymer in the ink fixing layer raw material is polyvinyl amine, polyethyleneimine, polydimethyl diallyl ammonium chloride, quaternary ammonium salt cationic color fixing agent or polyvinyl benzyl trimethylamine chloride.
5. The printable lettering film according to claim 1, wherein the surfactant in the ink absorbing layer raw material is diethanolamide oleate, cetyltrimethylammonium chloride, dodecyl dimethyl betaine or sodium dodecyl diphenyl ether disulfonate; the surfactant in the ink fixing layer raw material is oleic acid diethanolamide, cetyl trimethyl ammonium chloride, dodecyl dimethyl betaine or sodium dodecyl diphenyl ether disulfonate.
6. The printable lettering film according to claim 1, wherein the water-repellent agent in the ink-absorbing layer raw material is zirconium ammonium carbonate, polyamide polyurea resin, urea resin, melamine formaldehyde resin, modified glyoxal or formaldehyde; the water repellent agent in the ink fixing layer raw material is zirconium ammonium carbonate, polyamide polyurea resin, urea formaldehyde resin, melamine formaldehyde resin, modified glyoxal or formaldehyde.
7. A method of producing a printable lettering film according to any one of claims 1 to 6, comprising the steps of:
providing a wear-resistant layer and an adhesive layer which are sequentially laminated;
providing the ink absorbing layer raw material and the ink fixing layer raw material;
uniformly mixing the raw materials of the ink absorption layer, then coating the raw materials on the surface of the adhesion layer far away from the wear-resistant layer, and drying to obtain the wear-resistant layer, the adhesion layer and the ink absorption layer which are sequentially laminated;
and uniformly mixing the raw materials of the ink fixing layer, then coating the raw materials on the surface of the ink absorbing layer, which is far away from the adhesive layer, and drying to obtain the wear-resisting layer, the adhesive layer, the ink absorbing layer and the ink fixing layer which are sequentially laminated.
8. The method for preparing a printable lettering film according to claim 7, wherein the step of uniformly mixing the raw materials of the ink-absorbing layer is specifically as follows: mixing the dispersing agent, the wetting agent, the surfactant and the deionized water in the raw materials of the ink absorbing layer, stirring for 2-3 min at the speed of 300-500 r/min, adding the water-based acrylic ester and the water-based polyurethane, stirring for 5-10 min at the speed of 500-800 r/min, adding the silicon dioxide and the coupling agent, stirring for 20-30 min at the speed of 1200-1600 r/min, adding the cationic polymer, the water-insoluble plasticizer and the water-insoluble antioxidant, stirring for 5-10 min at the speed of 500-800 r/min, finally adding the water-resistant agent, and stirring for 3-5 min at the speed of 300-500 r/min.
9. The method for preparing a printable lettering film according to claim 7, wherein the step of uniformly mixing the raw materials of the ink fixing layer is specifically as follows: mixing the dispersing agent, the wetting agent, the surfactant and the deionized water in the ink fixing layer raw material, stirring for 2-3 min at the speed of 300-500 r/min, adding the vinyl modified polyvinyl alcohol and the cationic styrene-acrylic emulsion, stirring for 5-10 min at the speed of 500-800 r/min, adding the aluminum oxide and the coupling agent, stirring for 20-30 min at the speed of 1200-1600 r/min, adding the cationic polymer, the water-insoluble plasticizer and the water-insoluble antioxidant, stirring for 5-10 min at the speed of 500-800 r/min, finally adding the water-resistant agent, and stirring for 3-5 min at the speed of 300-500 r/min.
10. The method for producing a printable lettering film according to claim 7, wherein the ink absorbing layer raw material is applied in a thickness of 60 μm to 120 μm; the coating thickness of the ink fixing layer raw material is 20-80 mu m.
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