CN114075394A - High-tensile UV (ultraviolet) ink and printing method thereof - Google Patents
High-tensile UV (ultraviolet) ink and printing method thereof Download PDFInfo
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- CN114075394A CN114075394A CN202010837899.8A CN202010837899A CN114075394A CN 114075394 A CN114075394 A CN 114075394A CN 202010837899 A CN202010837899 A CN 202010837899A CN 114075394 A CN114075394 A CN 114075394A
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- 238000007639 printing Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 13
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000000178 monomer Substances 0.000 claims abstract description 21
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 15
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 15
- 239000004033 plastic Substances 0.000 claims abstract description 9
- 229920003023 plastic Polymers 0.000 claims abstract description 9
- 150000004040 pyrrolidinones Chemical class 0.000 claims abstract description 7
- 238000007731 hot pressing Methods 0.000 claims description 52
- 238000007650 screen-printing Methods 0.000 claims description 19
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 18
- -1 polydimethylsiloxane Polymers 0.000 claims description 18
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 13
- 239000002518 antifoaming agent Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 13
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 13
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 9
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 claims description 9
- URNTXHJZMAQBOV-UHFFFAOYSA-N [N].C(=C)N1C(CCC1)=O Chemical compound [N].C(=C)N1C(CCC1)=O URNTXHJZMAQBOV-UHFFFAOYSA-N 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 5
- BHHGXPLMPWCGHP-UHFFFAOYSA-N Phenethylamine Chemical compound NCCC1=CC=CC=C1 BHHGXPLMPWCGHP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- BSYVTEYKTMYBMK-UHFFFAOYSA-N tetrahydrofurfuryl alcohol Chemical compound OCC1CCCO1 BSYVTEYKTMYBMK-UHFFFAOYSA-N 0.000 claims description 3
- GUGXRXLTTHFKHC-UHFFFAOYSA-N 4-(2-methylpropyl)pyrrolidin-2-one Chemical compound CC(C)CC1CNC(=O)C1 GUGXRXLTTHFKHC-UHFFFAOYSA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 abstract description 2
- 239000000976 ink Substances 0.000 description 52
- 238000001723 curing Methods 0.000 description 13
- 239000002985 plastic film Substances 0.000 description 12
- 229920006255 plastic film Polymers 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- PSGCQDPCAWOCSH-UHFFFAOYSA-N (4,7,7-trimethyl-3-bicyclo[2.2.1]heptanyl) prop-2-enoate Chemical compound C1CC2(C)C(OC(=O)C=C)CC1C2(C)C PSGCQDPCAWOCSH-UHFFFAOYSA-N 0.000 description 1
- RZVINYQDSSQUKO-UHFFFAOYSA-N 2-phenoxyethyl prop-2-enoate Chemical compound C=CC(=O)OCCOC1=CC=CC=C1 RZVINYQDSSQUKO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- JRWNODXPDGNUPO-UHFFFAOYSA-N oxolane;prop-2-enoic acid Chemical compound C1CCOC1.OC(=O)C=C JRWNODXPDGNUPO-UHFFFAOYSA-N 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
Abstract
The invention relates to high-tensile UV ink and a printing method thereof, wherein the high-tensile UV ink comprises the following components in parts by mass: 20-50 parts of polyamino acrylate resin, 20-40 parts of titanium dioxide, 10-40 parts of pyrrolidone compounds, 1-10 parts of photoinitiator and 10-30 parts of monomer. The high-tensile UV ink disclosed by the invention has excellent adhesive force on the surface of a material, high tensile resistance, no fracture and cracking phenomena when the ink is stretched for 3mm, excellent shielding property and excellent printing inking property of a plastic material.
Description
Technical Field
The invention relates to the technical field of printing ink, in particular to high-tensile UV printing ink and a printing method thereof.
Background
In the printing industry, IMF is generally referred to as IMD (in-mold decoration) technology, and the technology includes film printing, adhesive printing, forming, trimming, in-mold injection molding, and bonding of film ink and plastic parts. The IMF product is applied to a mobile phone/tablet protective cover, a game machine/mobile phone battery back cover and the like.
IMF products have been printed with solvent-based inks during screen printing because screen UV ink printing stretch resistance does not meet the injection stretch requirement (ink printing stretch of 1-3mm), and screen printing UV inks are difficult to attach after digital printing. At present, solvent-based ink is not environment-friendly, has large smell and great harm to human bodies, and has low printing efficiency and high cost.
Disclosure of Invention
The invention aims to provide high-stretching UV ink and a printing method thereof, and solves the problems that in the prior art, the UV ink cannot meet the stretching requirement and cannot be applied to IMF products due to poor adhesiveness.
The technical scheme adopted by the invention for solving the technical problem is as follows: the high-tensile UV ink comprises the following components in parts by weight: 20-50 parts of polyamino acrylate resin, 20-40 parts of titanium dioxide, 10-40 parts of pyrrolidone compounds, 1-10 parts of photoinitiator and 10-30 parts of monomer. The polyamino acrylate resin is high in flexibility, can be firmly attached to the surface of a printing surface material after being cured by UV energy with a pyrrolidone compound, titanium dioxide, a photoinitiator and a monomer in printing, and is soft in ink layer and has tensile extensibility. As the polyaminoacrylate resin, for example, Kane chemical CN965NS, Getay GT-1305 and the like can be used.
The high-tensile UV ink comprises the following components in parts by mass: 25-40 parts of polyamino acrylate resin, 27-33 parts of titanium dioxide, 15-30 parts of pyrrolidone compounds, 4-8 parts of photoinitiator and 13-23 parts of monomer.
In the high tensile UV ink of the present invention, the pyrrolidone type compound includes at least one of nitrogen-vinyl-2-pyrrolidone, 1-vinyl-2-pyrrolidone, N-methyl-2-pyrrolidone, 1-methyl-2-pyrrolidone, 4-isobutyl-2-pyrrolidone. Preferably, the pyrrolidone compound is nitrogen-vinyl-2-pyrrolidone which is a colorless or light yellow transparent liquid with slight odor at normal temperature, is easy to dissolve in water and other various organic solvents, and has low cost.
In the high tensile UV ink of the present invention, the photoinitiator includes at least one of 1173 photoinitiator, 184 photoinitiator, TPO photoinitiator, EMK photoinitiator.
In the high-tensile UV ink, the photoinitiator comprises a 1173 photoinitiator and a TPO photoinitiator, and the mass ratio of the 1173 photoinitiator to the TPO photoinitiator is 0.5-1. Preferably, the mass ratio of the 1173 photoinitiator to the TPO photoinitiator is 1: 2.
in the high tensile UV ink of the present invention, the monomer includes at least one of THFA (tetrahydrofuran acrylate), PHEA (2-phenoxyethyl acrylate), HEA (hydroxyethyl acrylate), IBOA (isobornyl acrylate), NVP (N-vinyl pyrrolidone). Preferably, the monomer is NVP which is colorless or light yellow transparent liquid, the color of white ink can not be influenced when being prepared, the monomer is easily soluble in water and other various organic solvents, and can participate in curing instantly during photocuring reaction, and in addition, the monomer belongs to a monofunctional group monomer, so that the printing under a fluorescent lamp is not influenced by sunlight, and the use and the storage are convenient.
In the high-tensile UV ink, the high-tensile UV ink further comprises the following components in parts by mass: 0.1-3 parts of leveling agent and 0.1-3 parts of defoaming agent.
In the high-tensile UV ink, the leveling agent comprises at least one of polydimethylsiloxane and siloxane acrylate; the defoaming agent comprises at least one of polydimethylsiloxane and polyoxyethylene polyoxypropylene pentaerythritol ether.
The invention also provides a printing method of the high-stretch UV ink, which comprises the following steps: stirring and mixing the high-tensile UV ink according to a ratio, standing after uniformly mixing and dispersing, printing the high-tensile UV ink after standing on the surface of a plastic material by using a screen printing plate, and slowly curing by using ultraviolet light; further comprising: and hot-pressing the printed sample to form a 3D sample.
In the printing method, the standing time of the high-tension UV ink after being uniformly mixed and dispersed is at least 20 min; the mesh number of screen printing is 300 meshes; after the high-tensile UV ink is printed on the surface of the plastic material by using a screen printing plate, the plastic material is subjected to ultraviolet light at the speed of 2.5m/min-3.5 m/min; the hot-pressing temperature in the hot-pressing process is 250-300 ℃, and the hot-pressing time is 8-15 s. Further preferably, the components are placed in a container, fully stirred, kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by using a 300-mesh screen printing plate, and is placed on a conveying belt of an ultraviolet curing machine, wherein the conveying speed is 3m/min, so that a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s.
The high-stretch UV printing ink and the printing method thereof have the following beneficial effects: the high-tensile UV ink disclosed by the invention has excellent adhesive force on the surface of a material, high tensile resistance, no fracture and cracking phenomena when the ink is stretched for 3mm, excellent shielding property and excellent printing inking property of a plastic material.
Detailed Description
The high tensile UV ink and the printing method thereof according to the present invention will be further described with reference to the following examples:
example 1
Placing 2kg of nitrogen-vinyl-2-pyrrolidone, 2kg of polyamino acrylate resin, 3kg of titanium dioxide, 2.3kg of NVP monomer, 0.2kg of 1173 photoinitiator, 0.4kg of TPO photoinitiator, 0.05kg of flatting agent polydimethylsiloxane and 0.05kg of defoaming agent polydimethylsiloxane into a container, fully stirring, standing for 20min after mixing and dispersing uniformly, printing the prepared UV ink on the surface of a plastic film material by using a 300-mesh screen printing plate, placing the plastic film material on a conveying belt of an ultraviolet curing machine at the conveying speed of 3m/min, and preparing a printing sample. And (3) putting the printed sample into a hot-pressing forming machine, hot-pressing the printed sample into a 3D-shaped sample, stretching the sample by about 3mm, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 2
1kg of nitrogen-vinyl-2-pyrrolidone, 2kg of polyamino acrylate resin, 2kg of titanium dioxide, 1kg of NVP monomer, 0.3kg of 1173 photoinitiator, 0.3kg of TPO photoinitiator, 0.01kg of flatting agent polydimethylsiloxane and 0.01kg of defoaming agent polydimethylsiloxane are placed in a container, fully stirred, kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by using a 300-mesh screen printing plate and placed on a conveying belt of an ultraviolet curing machine at the conveying speed of 2.5m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, hot-pressing the printed sample into a 3D-shaped sample, stretching the sample by about 3mm, wherein the hot-pressing temperature is 250 ℃, and the hot-pressing time is 15 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 3
4kg of nitrogen-vinyl-2-pyrrolidone, 5kg of polyamino acrylate resin, 4kg of titanium dioxide, 3kg of NVP monomer, 0.3kg of 1173 photoinitiator, 0.6kg of TPO photoinitiator, 0.3kg of flatting agent polydimethylsiloxane and 0.3kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and placed on a conveying belt of an ultraviolet curing machine at the conveying speed of 3.5m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, hot-pressing the printed sample into a 3D-shaped sample, stretching the sample by about 3mm, wherein the hot-pressing temperature is 300 ℃, and the hot-pressing time is 8 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 4
1kg of nitrogen-vinyl-2-pyrrolidone, 4kg of polyamino acrylate resin, 3kg of titanium dioxide, 1.3kg of NVP monomer, 0.2kg of 1173 photoinitiator, 0.4kg of TPO photoinitiator, 0.05kg of flatting agent polydimethylsiloxane and 0.05kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, and are kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and is placed on a conveying belt of an ultraviolet curing machine, and the conveying speed is 3m/min, so that a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, hot-pressing the printed sample into a 3D-shaped sample, stretching the sample by about 3mm, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 5
3kg of nitrogen-vinyl-2-pyrrolidone, 2kg of polyamino acrylate resin, 3kg of titanium dioxide, 1.3kg of NVP monomer, 0.2kg of 1173 photoinitiator, 0.4kg of TPO photoinitiator, 0.05kg of flatting agent polydimethylsiloxane and 0.05kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, and are kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and is placed on a conveying belt of an ultraviolet curing machine, and the conveying speed is 3m/min, so that a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 6
1.5kg of 1-vinyl-2-pyrrolidone, 2.5kg of polyamino acrylate resin, 3.3kg of titanium dioxide, 1.3kg of THFA monomer, 1kg of TPO photoinitiator, 0.05kg of flatting agent siloxane acrylate and 0.05kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, kept stand for 20min after being mixed and dispersed uniformly, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and placed on a conveying belt of an ultraviolet curing machine at the conveying speed of 3m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 7
3kg of 1-vinyl-2-pyrrolidone, 4kg of polyamino acrylate resin, 2.7kg of titanium dioxide, 2.3kg of NVP monomer, 0.2kg of 1173 photoinitiator, 0.4kg of TPO photoinitiator, 0.05kg of leveling agent siloxane acrylate and 0.05kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, and kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and placed on a conveying belt of an ultraviolet curing machine at the conveying speed of 3m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 8
3kg of N-methyl-2-pyrrolidone, 4kg of polyamino acrylate resin, 2.7kg of titanium dioxide, 2.3kg of PHEA monomer, 0.1kg of 1173 photoinitiator, 0.05kg of flatting agent polydimethylsiloxane and 0.05kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, kept stand for 20min after being mixed and dispersed uniformly, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and placed on a conveying belt of an ultraviolet curing machine at the conveying speed of 3m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Example 9
3kg of 1-methyl-2-pyrrolidone, 4kg of polyamino acrylate resin, 2.7kg of titanium dioxide, 2.3kg of HEA monomer, 0.2kg of 1173 photoinitiator, 0.4kg of TPO photoinitiator, 0.05kg of flatting agent polydimethylsiloxane, and 0.05kg of defoaming agent polyoxyethylene polyoxypropylene pentaerythritol ether are placed in a container, fully stirred, and kept stand for 20min after being uniformly mixed and dispersed, the prepared UV ink is printed on the surface of a plastic film material by a 300-mesh screen printing plate and placed on a conveying belt of an ultraviolet curing machine at the conveying speed of 3m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually free from cracks and dark marks.
Comparative example 1
The MSK-1056UV ink is placed on the surface of a plastic film material by a 300-mesh screen printing plate, and is placed on a conveying belt of an ultraviolet curing machine, wherein the conveying speed is 3m/min, and a printing sample is prepared. And (3) putting the printed sample into a hot-pressing forming machine, and hot-pressing the printed sample into a 3D-shaped sample, wherein the hot-pressing temperature is 270 ℃, and the hot-pressing time is 10 s. 3D shape sample effect: the ink layer was visually observed to have severe marks.
It will be appreciated that modifications and variations are possible to those skilled in the art in light of the above teachings and are within the purview of the appended claims.
Claims (10)
1. The high-tensile UV ink is characterized by comprising the following components in parts by mass: 20-50 parts of polyamino acrylate resin, 20-40 parts of titanium dioxide, 10-40 parts of pyrrolidone compounds, 1-10 parts of photoinitiator and 10-30 parts of monomer.
2. The high-tensile UV ink as claimed in claim 1, characterized by comprising the following components in parts by weight: 25-40 parts of polyamino acrylate resin, 27-33 parts of titanium dioxide, 15-30 parts of pyrrolidone compounds, 4-8 parts of photoinitiator and 13-23 parts of monomer.
3. The high tensile UV ink according to claim 1 or 2, wherein the pyrrolidone type compound includes at least one of nitrogen-vinyl-2-pyrrolidone, 1-vinyl-2-pyrrolidone, N-methyl-2-pyrrolidone, 1-methyl-2-pyrrolidone, 4-isobutyl-2-pyrrolidone.
4. The high tensile UV ink according to claim 1 or 2, wherein the photoinitiator comprises at least one of 1173 photoinitiator, 184 photoinitiator, TPO photoinitiator, EMK photoinitiator.
5. The high-tensile UV ink according to claim 4, wherein the photoinitiator comprises 1173 photoinitiator and TPO photoinitiator, and the mass ratio of the 1173 photoinitiator to the TPO photoinitiator is 0.5-1.
6. The high tensile UV ink according to claim 1 or 2, wherein the monomer comprises at least one of THFA, PHEA, HEA, IBOA, NVP.
7. The high-tensile UV ink as claimed in claim 1, further comprising the following components in parts by weight: 0.1-3 parts of leveling agent and 0.1-3 parts of defoaming agent.
8. The high tensile UV ink according to claim 7, wherein said leveling agent comprises at least one of polydimethylsiloxane, silicone acrylate; the defoaming agent comprises at least one of polydimethylsiloxane and polyoxyethylene polyoxypropylene pentaerythritol ether.
9. A printing method of high-tensile UV ink is characterized by comprising the following steps: stirring and mixing the high-tensile UV ink as defined in any one of claims 1 to 8 according to a ratio, standing after uniformly mixing and dispersing, printing the high-tensile UV ink after standing on the surface of a plastic material by using a screen printing plate, and slowly curing by ultraviolet light; further comprising: and hot-pressing the printed sample to form a 3D sample.
10. The printing method according to claim 9, wherein the standing time of the high-stretch UV ink left to stand after being uniformly mixed and dispersed is at least 20 min; the mesh number of screen printing is 300 meshes; after the high-tensile UV ink is printed on the surface of the plastic material by using a screen printing plate, the plastic material is subjected to ultraviolet light at the speed of 2.5m/min-3.5 m/min; the hot-pressing temperature in the hot-pressing process is 250-300 ℃, and the hot-pressing time is 8-15 s.
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| CN202010837899.8A CN114075394A (en) | 2020-08-19 | 2020-08-19 | High-tensile UV (ultraviolet) ink and printing method thereof |
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| CN202010837899.8A CN114075394A (en) | 2020-08-19 | 2020-08-19 | High-tensile UV (ultraviolet) ink and printing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115505291A (en) * | 2022-10-08 | 2022-12-23 | 深圳正峰印刷有限公司 | UV ink, printing method using UV ink and application of UV ink |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106318021A (en) * | 2016-08-23 | 2017-01-11 | 佛山阳光逸采涂料科技有限公司 | UV LED low-energy curing printing ink and preparation method thereof |
| CN110194907A (en) * | 2018-02-27 | 2019-09-03 | 深圳正峰印刷有限公司 | A kind of screen printing UV inks and preparation method thereof and printing process |
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| CN106318021A (en) * | 2016-08-23 | 2017-01-11 | 佛山阳光逸采涂料科技有限公司 | UV LED low-energy curing printing ink and preparation method thereof |
| CN110194907A (en) * | 2018-02-27 | 2019-09-03 | 深圳正峰印刷有限公司 | A kind of screen printing UV inks and preparation method thereof and printing process |
| CN111073386A (en) * | 2019-12-11 | 2020-04-28 | 上海康达化工新材料集团股份有限公司 | LED-UV curing gravure ink, and preparation method and application thereof |
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| CN115505291A (en) * | 2022-10-08 | 2022-12-23 | 深圳正峰印刷有限公司 | UV ink, printing method using UV ink and application of UV ink |
| CN115505291B (en) * | 2022-10-08 | 2023-11-24 | 深圳正峰印刷有限公司 | UV (ultraviolet) ink, printing method using UV ink and application of UV ink |
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