CN111454609A - PP decorative film gravure printing water-based ink without pretreatment and preparation method thereof - Google Patents
PP decorative film gravure printing water-based ink without pretreatment and preparation method thereof Download PDFInfo
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- CN111454609A CN111454609A CN202010302880.3A CN202010302880A CN111454609A CN 111454609 A CN111454609 A CN 111454609A CN 202010302880 A CN202010302880 A CN 202010302880A CN 111454609 A CN111454609 A CN 111454609A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/108—Hydrocarbon resins
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- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention provides a PP decorative film gravure printing water-based ink without pretreatment and a preparation method thereof, wherein the water-based ink is prepared from the following raw materials in parts by weight: 30-50 parts of film-forming resin, 10-20 parts of pigment, 2-4 parts of dispersing agent, 0.5-1.5 parts of wetting agent, 0.3-1 part of thickening agent, 2-4 parts of cosolvent, 0.08-0.15 part of defoaming agent and 24.42-58.05 parts of deionized water; the invention adopts a water-based system, thereby being green and environment-friendly; the storage life of the ink system is more than one year; the product does not need to carry out pretreatment such as corona, flame, plasma or precoating primer liquid on the PP decorative film, can be directly printed on the PP decorative film through gravure printing, and has good transfer printing property and leveling property; after the product is printed on a PP decorative film, the water resistance is good, and the adhesive force is excellent.
Description
Technical Field
The invention relates to water-based ink and a preparation method thereof, in particular to water-based ink which can be printed on a PP decorative film through gravure printing without pretreatment such as corona, flame, plasma or precoating primer liquid on the PP decorative film and a preparation method thereof.
Background
The PP decorative film is a paint-free furniture surface application decorative film made of polypropylene, has visual effect comparable to that of wood veneer, and is very suitable for flat pasting, cladding and conditional 3D plastic uptake. The PP decorative film has the advantages of scratch resistance, pollution resistance, drug resistance, weather resistance and the like, is very suitable for the application of paint-free doors, cabinets and wallboards, has good tolerance, enables the decorative surface to be as new as long as possible, and can never change color and have the same quality under the conditions of various pollution, chemical agents and direct illumination, which can not be achieved by a plurality of PVC films.
In addition, the PP decorative film does not contain 13 substances such as formaldehyde/acetaldehyde/toluene/xylene and the like, does not contain heavy metals such as chromium/cadmium/lead/arsenic and the like, does not use a plasticizer in production, can be degraded in recovery, only releases water and carbon dioxide in combustion, does not generate any toxic gas, and thus becomes a preferred decorative material for places such as homes, schools, hotels and the like. The PP decorative film is popular in the Japanese household field, but belongs to a small product in China, and is applied in a small scale only in some high-end fields.
Disclosure of Invention
The invention aims to provide water-based ink capable of being applied to a PP decorative film and a preparation method thereof, and the ink can be directly printed on the PP decorative film through gravure printing without carrying out pretreatment such as corona, flame, plasma or precoating primer liquid on the PP decorative film.
The technical scheme of the invention is as follows:
the PP decorative film gravure printing water-based ink without pretreatment is composed of the following raw materials in parts by weight:
30-50 parts of film-forming resin, 10-20 parts of pigment, 2-4 parts of dispersing agent, 0.5-1.5 parts of wetting agent, 0.3-1 part of thickening agent, 2-4 parts of cosolvent, 0.08-0.15 part of defoaming agent and 24.42-58.05 parts of deionized water.
Further:
the pigment is any one of azo condensed type organic red, benzimidazolone organic yellow, phthalocyanine organic blue, carbon black and inorganic titanium white, preferably any one of pigment red 166(P.R.166, Zhejiang lily group Co., Ltd.), pigment yellow P-HG (P.Y.180, Zhejiang lily group Co., Ltd.), BF435 (P.B.15: 3, Zhejiang lily group Co., Ltd.), SPECIA L B L ACK 4 (Germany Degussa Co., Ltd.) and R900 (DuPont).
The dispersant is one or a mixture of more than two of polycarboxylate, polyacrylic acid derivative, maleic anhydride copolymer, condensed naphthalene sulfonate, polycarboxylic acid and polyvinyl alcohol in any proportion, and particularly preferred is polycarboxylic acid KP010 (Shanghai Dedeye trade Co., Ltd.).
The wetting agent is one or a mixture of more than two of polyacrylate wetting agents (such as M3077, Shanghai De Shuichi trade company, Ltd.; Resiflow 50, BYK company), organic silicon resin wetting agents (such as Silcn 353, Shanghai De Shuichi trade company, Ltd.), (modified) polyalkyl oxide wetting agents (such as L evaslip W-461, E L EMENTIS company) and fluoro olefin wetting agents (such as 9100, Shiloda chemical technology company, Ltd.), preferably polyacrylate wetting agents, particularly preferably Resiflow 50(BYK company).
The thickener is a polyacrylic thickener (e.g., polyacrylic thickener)
420, tequila;
425, tequila;
450, tequila;
125, texite corporation), polyacrylate thickeners (e.g. L atekoll D, BASF corporation), polyurethane thickeners (e.g. kamex corporation)
510, tequila;
644, tequila;
655, squad) in any ratio, preferably a polyurethane thickener, particularly preferably a polyurethane thickener
655 (texite).
The cosolvent is one or a mixture of more than two of methanol, ethanol and isopropanol in any proportion.
The antifoaming agent may be a lower alcohol antifoaming agent (e.g., a lower alcohol antifoaming agent)
DF 1760, demote corporation;
DF3163, Demodex corporation), mineral oil type antifoaming agents (e.g., Drewplus T-4507, ASH L AND-AQUA L ON corporation), silicone type antifoaming agents (e.g., Pulca 1918, Kyoka Fine chemical industries (Shanghai) Co., Ltd.; Drewplus TS-4400, ASH L AND-AQUA L ON corporation; Drewplus TS-4481, ASH L AND-AQUA L ON corporation), preferably lower alcohol type antifoaming agents, particularly preferably lower alcohol type antifoaming agents
DF3163 (tequila).
The film-forming resin is a mixture of vinyl chloride-ethylene copolymer resin, chlorinated polypropylene and chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) resin emulsion, and particularly preferably the mixture is mixed according to the following weight ratio:
20-40 parts of vinyl chloride-ethylene copolymer resin, 10-27 parts of chlorinated polypropylene and 33-70 parts of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) resin emulsion.
Wherein the vinyl chloride-ethylene copolymer resinThe fat is particularly preferably
Vinyl chloride CEN8752(WACKER Co.);
the chlorinated polypropylene is preferably
EW-5303(TOYOBO Co., Ltd.),
EW-5250(TOYOBO Co., Ltd.),
EH-801(TOYOBO corporation) in any ratio or in any mixture of two or more;
the preparation method of the chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) resin emulsion comprises the following steps of (fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) resin emulsion is disclosed in the invention patent of PVC furniture film/PVF plastic film aqueous adhesive and a preparation method thereof of the company, the patent grant number is Z L201810479890.7; vinylidene chloride is added in the preparation process of a shell layer monomer phase for chlorination modification):
(1) preparation of core layer monomer phase
Mixing 16.3 parts of methyl methacrylate monomer, 10.2 parts of methyl acrylate monomer, 0.0014 part of isooctyl 3-mercaptopropionate (chain transfer reagent) and 1.5 parts of nonionic emulsifier at room temperature (20-30 ℃), and stirring and dissolving at the speed of 450rpm for 30min to obtain a core layer monomer phase;
(2) preparation of shell monomer phase
Mixing 4.5 parts of vinylidene chloride, 6.9 parts of methyl methacrylate monomer, 5.3 parts of methyl acrylate monomer, 0.2 part of methylene succinic acid monomer, 0.16 part of 2- (perfluorohexyl) ethyl methacrylate monomer, 0.0008 part of isooctyl 3-mercaptopropionate (chain transfer agent), 0.2 part of nonionic emulsifier and 0.1 part of fluorine surfactant at room temperature, and stirring and dissolving at the speed of 500rpm for 40min to obtain a shell layer monomer phase;
(3) preparation of priming phase
Adding 1.5 parts of anionic emulsifier, 0.8 part of nonionic emulsifier and 0.04 part of potassium persulfate (initiator) into 35 parts of deionized water, and stirring and dissolving at the speed of 400rpm to obtain a priming phase;
(4) stage of polymerization
Heating the priming phase obtained in the step (3), adjusting the stirring speed to 200rpm when the temperature is raised to 80 ℃, dropwise adding the nuclear layer monomer phase obtained in the step (1), completing dropwise adding within 2h, then dropwise adding the shell layer monomer phase obtained in the step (2), completing dropwise adding within 3h, and when the nuclear layer monomer phase begins to be dropwise added for 10-20min, enabling the system to generate blue light, beginning to dropwise add an initiator aqueous solution at the moment, keeping the initiator aqueous solution and all monomers to be dropwise added simultaneously, and then keeping the temperature and stirring for 2h to finish the polymerization reaction stage;
the initiator aqueous solution is obtained by dissolving 0.2 part of potassium persulfate in 18 parts of deionized water;
(5) post-treatment stage
After the polymerization reaction stage is finished, cooling to 75 ℃, adding tert-butyl hydrogen peroxide aqueous solution, stirring for 10min under heat preservation, then adding rongalite aqueous solution, stirring for 10min under heat preservation, then cooling to room temperature, adding preservative aqueous solution, and finally filtering (using a 200-mesh nylon filter bag) to discharge, thus obtaining the chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) emulsion resin;
the tert-butyl hydroperoxide aqueous solution is obtained by dissolving 0.08 part of tert-butyl hydroperoxide in 0.2 part of deionized water;
the rongalite aqueous solution is obtained by dissolving 0.08 part of rongalite in 0.2 part of deionized water;
the preservative aqueous solution is obtained by dissolving 0.02 part of preservative in 0.2 part of deionized water;
in the preparation method, the parts are all parts by weight.
The invention also provides a preparation method of the PP decorative film gravure printing water-based ink, which comprises the following steps of (by weight):
at room temperature, sequentially adding 10-20 parts of deionized water, 2-4 parts of dispersing agent, 2-4 parts of cosolvent and 0.04-0.08 part of defoaming agent into a dispersion kettle, stirring and mixing uniformly at the speed of 100 plus materials and 200rpm, then adding 10-20 parts of pigment, stirring and mixing uniformly at the speed of 200 plus materials and 300rpm, transferring to a horizontal sand mill for grinding for 4-6 times until the particle size of the particles reaches below 300nm, and then filtering (using a 200-mesh nylon filter bag) for discharging to obtain color paste; then adding 30-50 parts of film-forming resin, 14.42-38.05 parts of deionized water, the obtained color paste, 0.5-1.5 parts of wetting agent, 0.3-1 part of thickening agent and 0.04-0.07 part of defoaming agent into a dispersion cylinder in sequence, stirring at the speed of 200-250rpm for 0.5-1h, filtering (using a 200-mesh nylon filter bag) and discharging to obtain the PP decorative film gravure printing water-based ink.
Compared with the prior art, the invention has the beneficial effects that:
1. an aqueous system is adopted, so that the environment is protected;
2. the storage life of the ink system is more than one year;
3. the product does not need to carry out pretreatment such as corona, flame, plasma or precoating primer liquid on the PP decorative film, can be directly printed on the PP decorative film through gravure printing, and has good transfer printing property and leveling property;
4. after the product is printed on a PP decorative film, the water resistance is good, and the adhesive force is excellent.
Drawings
FIG. 1 is a graph showing the printing effect of red ink printed on a PP decorative film by a KPP gravure proofing machine according to example 1 of the present invention;
FIG. 2 is a graph showing the printing effect of the yellow ink printed on the PP decorative film by a KPP gravure proofing machine in example 2 of the present invention;
FIG. 3 is a printing effect diagram of the blue ink printed on the PP decorative film by the KPP gravure proofing machine according to the embodiment 3 of the present invention;
FIG. 4 is a graph showing the printing effect of the black ink printed on the PP decorative film by the KPP gravure proofing machine according to example 4 of the present invention;
fig. 5 is a printing effect diagram of white ink printed on a PP decorative film by a KPP gravure proofing machine in example 5 of the present invention.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto.
The particle size and particle size distribution of the aqueous color paste were measured on a Malvern ZETASIZER 3000HAS particle sizer at a test temperature of 25 ℃.
The storage stability of the water-based ink means that the gloss oil is kept still for 18 days at the temperature of 60 ℃, and the storage stability of the water-based ink is more than 12 months without precipitation and delamination.
The water resistance of the water-based ink coating is determined according to GB1733-1993, and the water-based ink coating is qualified as the water-based ink coating does not fade, reduce the glossiness, foam, fall off and the like after the sample is soaked for 100 hours, and the longer the soaking time is, the better the water resistance is, and the change does not occur.
The adhesion test of the water-based ink is carried out according to GB/T13217.7-2009, and the adhesion fastness of the resin is considered to be excellent when the adhesion fastness is more than or equal to 95%.
The printing effect of the aqueous ink was evaluated as follows: and (3) printing the water-based single-color ink (red, yellow, blue, black and white) on a PP decorative film by using a KPP gravure proofing machine at a printing speed of 40m/min, drying at 50 ℃, and observing the leveling effect of the printing color block by naked eyes.
The chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylenesuccinic acid) emulsion resin used in the following examples was prepared as follows:
(1) preparation of core layer monomer phase
Mixing 16.3kg of methyl methacrylate monomer (Industrial chemical Co., Ltd., Guangzhou city), 10.2kg of methyl acrylate monomer (Shanghai Miruil chemical technology Co., Ltd.), 0.0014kg of isooctyl 3-mercaptopropionate chain transfer reagent and 1.5kg of ER-40(ADEKA Co., Ltd.) nonionic emulsifier at room temperature, and stirring and dissolving at 450rpm for 30min to obtain a core layer monomer phase;
(2) preparation of shell monomer phase
At room temperature, 4.5kg of vinylidene chloride, 6.9kg of methyl methacrylate monomer, 5.3kg of methyl acrylate monomer, 0.2kg of methylene succinic acid monomer (national institute of chemical Co., Ltd.), and 0.16kg of 2- (perfluorohexyl) ethylmethacrylic acidAcid ester monomer (Bailingwei science and technology Co., Ltd.), 0.0008kg of isooctyl 3-mercaptopropionate chain transfer reagent, 0.2kg of ER-40(ADEKA Co., Ltd.) nonionic emulsifier, and 0.1kg of CapstoneTMFS-10 (DuPont) fluorine surfactant, and stirring at 500rpm for 40min to obtain shell monomer phase;
(3) preparation of priming phase
1.5kg of DowfaxTM8390(DOW corporation) anionic emulsifier, 0.8kg of ER-40(ADEKA corporation) nonionic emulsifier, and 0.04kg of potassium persulfate initiator were added to 35kg of deionized water, and stirred at 400rpm to dissolve, thereby obtaining a strike-bottom phase;
(4) stage of polymerization
Heating the priming phase obtained in the step (3), adjusting the stirring speed to 200rpm when the temperature is raised to 80 ℃, dropwise adding the core layer monomer phase obtained in the step (1), completing dropwise adding within 2h, then dropwise adding the shell layer monomer phase obtained in the step (2), completing dropwise adding within 3h, and when the dropwise adding of the core layer monomer phase is started for 10-20min, enabling the system to generate blue light, then dropwise adding an initiator aqueous solution, wherein the initiator aqueous solution is prepared by dissolving 0.2kg of potassium persulfate initiator in 18kg of deionized water, keeping the initiator aqueous solution and all monomers to be simultaneously dropwise added, keeping the temperature and stirring for 2h, and completing the polymerization reaction stage;
(5) post-treatment stage
After the polymerization reaction stage is finished, cooling to 75 ℃, adding a tert-butyl hydrogen peroxide aqueous solution, wherein the tert-butyl hydrogen peroxide aqueous solution is obtained by dissolving 0.08kg of tert-butyl hydrogen peroxide in 0.2kg of deionized water, stirring for 10min under heat preservation, then adding a rongalite aqueous solution, the rongalite aqueous solution is obtained by dissolving 0.08kg of rongalite in 0.2kg of deionized water, stirring for 10min under heat preservation, then cooling to room temperature, adding an antiseptic aqueous solution, the antiseptic aqueous solution is obtained by adding 0.02kg of DeuAdd MB-11 (Demodex) antiseptic into 0.2kg of deionized water, and finally filtering and discharging with a 200-mesh nylon filter bag to obtain the chlorinated and modified fluorinated poly (methyl methacrylate-methyl acrylate-methylenesuccinic acid) emulsion resin.
Example 1:
15kg of deionized water, 2kg of KP010 (Shanghai Ded trade Co., Ltd.), 3kg of ethanol (Suzhou Europe chemical Co., Ltd.), and 0.08kg of ethanol were mixed at room temperature
Adding DF3163 (Demodesty company) into a dispersion kettle in sequence, stirring and mixing uniformly at the speed of 100rpm, adding 10kg of pigment Red 166(P.R.166, Zhejiang lily group Co., Ltd.), stirring and mixing uniformly at the speed of 200rpm, transferring to a horizontal sand mill (TBM-50, Taiyao (Shanghai) industries Co., Ltd.) for grinding for 4 times until the particle size reaches below 300nm, and filtering and discharging with a 200-mesh nylon filter bag to obtain red paste; then sequentially adding 6kg of
Vinyl chloride CEN8752(WACKER Co.) 3kg
EH-801(TOYOBO Co.), 21kg of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) emulsion resin, 38.05kg of deionized water, 30.08kg of the red paste, 1kg of Resiflow W50(BYK Co.), 0.8kg of
655 (Demodex corporation), and 0.07kg
DF3163 (Demodex) is added into a dispersion tank, stirred for 1h at the speed of 200rpm and then filtered out by a nylon filter bag with 200 meshes to obtain the PP decorative film gravure printing water-based red ink.
Example 2:
15kg of deionized water, 2kg of KP010 (Shanghai Ded trade Co., Ltd.), 4kg of ethanol (Suzhou Europe chemical Co., Ltd.), and 0.06kg of ethanol were mixed at room temperature
DF3163 (Germany modest Co.) was added sequentiallyStirring and mixing uniformly in a dispersion kettle at the speed of 150rpm, adding 10kg of pigment yellow P-HG (P.Y.180, Zhejiang lily group stock kg Co., Ltd.), stirring and mixing uniformly at the speed of 300rpm, transferring to a horizontal sand mill (TBM-50, Taiyai (Shanghai) industries Co., Ltd.) for grinding for 4 times until the particle size reaches below 300nm, and filtering and discharging by using a 200-mesh nylon filter bag to obtain yellow slurry; then sequentially adding 7.5kg of
Vinyl chloride CEN8752(WACKER Co.), 4.5kg
EH-801(TOYOBO Co.), 18kg of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) emulsion resin, 36.88kg of deionized water, 31.06kg of yellow paste, 1kg of Resiflow W50(BYK Co.), 1kg of
655 (Demodex corporation), and 0.06kg
DF3163 (Demodex) is added into a dispersion tank, stirred for 1h at the speed of 200rpm and then filtered out by a nylon filter bag with 200 meshes to obtain the PP decorative film gravure printing water-based yellow ink.
Example 3:
15kg of deionized water, 3kg of KP010 (Shanghai Ded trade Co., Ltd.), 4kg of ethanol (Suzhou Eurter chemical Co., Ltd.), and 0.05kg of ethanol were mixed at room temperature
DF3163 (Demodex corporation) was sequentially added to a dispersion vessel, and after stirring and mixing them at 150rpm, 10kg of BF435 (P.B.15: 3, Lilium Thunbergii group GmbH) was added, and after stirring and mixing them at 300rpm, they were transferred to a horizontal sand mill (TBM-50, Taiyao (Shanghai) industries Co., Ltd.) and ground for 5 times until the particle size reached 300nm or less, and then nylon of 200 mesh was usedFiltering the filter bag and discharging to obtain blue paste; then sequentially adding 7.5kg of
Vinyl chloride CEN8752(WACKER Co., Ltd.), 6kg
EH-801(TOYOBO Co.), 16.5kg of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) emulsion resin, 36.kg of deionized water, 32.05kg of the blue paste, 1.2kg of Resiflow W50(BYK Co.), 0.7kg of
655 (Demodex corporation), and 0.05kg
DF3163 (Demodex) was put into a dispersion jar, stirred at 200rpm for 1 hour, and then filtered out with a 200 mesh nylon filter bag to obtain a PP decorative film gravure water-based blue ink.
Example 4:
20kg of deionized water, 4kg of KP010 (Shanghai Ded trade Co., Ltd.), 4kg of ethanol (Suzhou Eurter chemical Co., Ltd.), and 0.05kg of ethanol were mixed at room temperature
DF3163 (Germany and modest company) is sequentially added into a dispersion kettle, stirred and mixed uniformly at the speed of 200rpm, 10kg of SPECIA L B L ACK 4 (Germany and Germany, stirred and mixed uniformly at the speed of 200rpm, and then transferred to a horizontal sand mill (TBM-50, Taiyao, Shanghai) industry Co., Ltd.) to be ground for 6 times until the particle size reaches below 300nm, and then filtered and discharged by a 200-mesh nylon filter bag to obtain black paste, and then 16kg of black paste is sequentially added
Vinyl chloride CEN8752(WACKER Co.), 10.67kg
EH-801(TOYOBO Co.), 13.33kg of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) emulsion resin, 15.1.kg of deionized water, 43.05kg of the above black slurry, 1.5kg of Resiflow W50(BYK Co.), 0.3kg of
655 (Demodex corporation), and 0.05kg
DF3163 (Demodex) is added into a dispersion tank, stirred for 0.5h at the speed of 250rpm and then filtered out by a nylon filter bag with 200 meshes to obtain the PP decorative film gravure printing water-based black ink.
Example 5:
10kg of deionized water, 2kg of KP010 (Shanghai Ded trade Co., Ltd.), 2kg of ethanol (Suzhou Eurter chemical Co., Ltd.), and 0.04kg of ethanol were mixed at room temperature
Adding DF3163 (Demodex) into a dispersion kettle in sequence, stirring and mixing uniformly at the speed of 200rpm, adding 20kg of R900 (DuPont), stirring and mixing uniformly at the speed of 200rpm, transferring to a horizontal sand mill (TBM-50, Taiyai (Shanghai) industries, Co., Ltd.) for grinding for 4 times until the particle size reaches below 300nm, and filtering and discharging with a 200-mesh nylon filter bag to obtain white slurry; then sequentially adding 20kg of
Vinyl chloride CEN8752(WACKER Co.), 13.33kg
EH-801(TOYOBO Co.), 16.67kg of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) emulsion resin, 14.42 kg of deionized water, 34.04kg of the above white slurry, 0.5kg of Resiflow W50(BYK Co.), 1kg of
655 (Demodex corporation), and 0.04kg
DF3163 (Demodex) is added into a dispersion tank, stirred for 0.5h at the speed of 200rpm and then filtered out by a nylon filter bag with 200 meshes to obtain the PP decorative film gravure printing water-based white ink.
TABLE 1 Experimental results of examples
The above-described embodiments are intended to illustrate rather than to limit the invention, and any modifications and variations of the present invention are within the spirit of the invention and the scope of the claims.
Claims (9)
1. The PP decorative film gravure printing water-based ink without pretreatment is characterized by comprising the following raw materials in parts by weight:
30-50 parts of film-forming resin, 10-20 parts of pigment, 2-4 parts of dispersing agent, 0.5-1.5 parts of wetting agent, 0.3-1 part of thickening agent, 2-4 parts of cosolvent, 0.08-0.15 part of defoaming agent and 24.42-58.05 parts of deionized water;
the film-forming resin is a mixture of vinyl chloride-ethylene copolymer resin, chlorinated polypropylene and chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) resin emulsion.
2. The pretreatment-free water-based ink for gravure printing of PP decorative films as claimed in claim 1, wherein the weight ratio of each component in the film-forming resin is as follows:
20-40 parts of vinyl chloride-ethylene copolymer resin, 10-27 parts of chlorinated polypropylene and 33-70 parts of chlorinated modified fluorinated poly (methyl methacrylate-methyl acrylate-methylene succinic acid) resin emulsion.
3. The pretreatment-free water-based ink for gravure printing of PP decorative films according to claim 1, wherein the pigment is any one of azo condensed organic red, benzimidazolone organic yellow, phthalocyanine organic blue, carbon black and inorganic titanium white.
4. The PP decorative film gravure water-based ink without pretreatment of claim 1, wherein the dispersant is one or a mixture of more than two of polycarboxylate, polyacrylic acid derivative, maleic anhydride copolymer, condensed naphthalene sulfonate, polycarboxylic acid and polyvinyl alcohol in any proportion.
5. The pretreatment-free PP decorative film gravure water-based ink as claimed in claim 1, wherein the wetting agent is one or a mixture of two or more of polyacrylate wetting agents, silicone resin wetting agents, (modified) polyalkyl oxide wetting agents and fluoro olefin wetting agents in any proportion.
6. The pretreatment-free water-based ink for gravure printing of PP decorative films as claimed in claim 1, wherein the thickener is one or a mixture of two or more of polyacrylic thickeners, polyacrylate thickeners and polyurethane thickeners in any proportion.
7. The pretreatment-free water-based ink for gravure printing of PP decorative films as claimed in claim 1, wherein the cosolvent is one or a mixture of more than two of methanol, ethanol and isopropanol in any proportion.
8. The pretreatment-free water-based ink for gravure printing of PP decorative films as claimed in claim 1, wherein the defoamer is one or a mixture of more than two of lower alcohol defoamer, mineral oil defoamer and silicone defoamer in any proportion.
9. The preparation method of the PP decorative film gravure water-based ink without pretreatment, as claimed in claim 1, is characterized in that the preparation method comprises the following steps:
at room temperature, sequentially adding 10-20 parts of deionized water, 2-4 parts of dispersing agent, 2-4 parts of cosolvent and 0.04-0.08 part of defoaming agent into a dispersion kettle, stirring and mixing uniformly at the speed of 100 plus materials and 200rpm, then adding 10-20 parts of pigment, stirring and mixing uniformly at the speed of 200 plus materials and 300rpm, transferring to a horizontal sand mill for grinding for 4-6 times until the particle size of particles reaches below 300nm, and then filtering and discharging to obtain color paste; then adding 30-50 parts of film-forming resin, 14.42-38.05 parts of deionized water, the obtained color paste, 0.5-1.5 parts of wetting agent, 0.3-1 part of thickening agent and 0.04-0.07 part of defoaming agent into a dispersion cylinder in sequence, stirring at the speed of 200-250rpm for 0.5-1h, filtering and discharging to obtain the PP decorative film gravure printing water-based ink.
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| CN115386262A (en) * | 2022-09-26 | 2022-11-25 | 杭州海维特化工科技有限公司 | Gravure ink with essence and negative ions slowly released and applied to automobile interior decoration plastic film and preparation method thereof |
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