CN110373062A - A kind of waterless offset ink and preparation method thereof based on thin paper printing - Google Patents

A kind of waterless offset ink and preparation method thereof based on thin paper printing Download PDF

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Publication number
CN110373062A
CN110373062A CN201910652862.5A CN201910652862A CN110373062A CN 110373062 A CN110373062 A CN 110373062A CN 201910652862 A CN201910652862 A CN 201910652862A CN 110373062 A CN110373062 A CN 110373062A
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China
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ink
thin paper
parts
paper printing
waterless offset
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不公告发明人
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Chai Shu Lin
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Chai Shu Lin
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Priority to CN201910652862.5A priority Critical patent/CN110373062A/en
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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
    • 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
    • C09D11/06—Printing inks based on fatty oils
    • 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
    • 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
    • C09D11/104—Polyesters
    • 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
    • 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
    • C09D11/14—Printing inks based on carbohydrates

Abstract

The invention discloses a kind of waterless offset inks and preparation method thereof based on thin paper printing, belong to waterless offset ink preparation technical field, a kind of waterless offset ink and preparation method thereof based on thin paper printing, by the way that copolymer resin is added in ink raw materials in ink raw materials, resin binder and filler, it is acting synergistically between various kinds of resin copolymer in ink film forming procedure, the heat resistance of ink can effectively be improved, adhesion and levelability, resin binder and filler are used cooperatively the glossiness for effectively increasing ink, adhesive force, flexibility and stemness, it can satisfy the needs of UV light printing, and levelling agent is added in ink raw materials, reactive diluent, slip agent, surfactant, it effectively facilitates and is mutually mixed degree of scatter between different material, the rheologic behavio(u)r of ink can also be improved And ink transfer performance, the production efficiency and quality of effective ink thin paper printing.

Description

A kind of waterless offset ink and preparation method thereof based on thin paper printing
Technical field
The present invention relates to waterless offset ink preparation technical field, more specifically to a kind of based on thin paper printing Waterless offset ink and preparation method thereof.
Background technique
In print fields such as business, publication, reducing printing cost and pursuing the differentiation of product is to be related to Business survival With the important topic of development.With the continuous development of printing science and technology, production of the driography because can flexibly cope with small lot is improved The operation rate and production efficiency of printing machine, these provide guarantee to reduce cost.In terms of differentiation, driography can be fitted Harsh chromatography precision requirement is answered, adapts to the printing of the thin paper opened a business greatly, low-density paper, and be able to satisfy subtle picture and text Reproduction, fine, high concentration print request, meanwhile, in addition having environmentally friendly driography is a kind of emerging printing technology, closely In the past few years it is widely applied in CD printing.
Driography is a kind of offset lithography technology in fact, it is using a kind of special silicone rubber coating printing plate, particular oils A set of stringent temperature control system is completed to print on ink and printing machine, printing process from use isopropyl alcohol or its The chemical process of his fountain solution becomes simple mechanical process, and without using fountain solution, thus printing technology compares conventional litho Printing is simple, and operating technology is easily mastered, these advantages all promote the popularization of driography.
And it is currently used commonly without aqueous ink, mobility is poor, turns particular for be easy to causeing when printing thin paper Move bad, glossiness is inadequate, and leads to problems such as heap black, seriously affects production efficiency and quality.
For this purpose, it is proposed that a kind of existing to effectively improve based on the waterless offset ink of thin paper printing and preparation method thereof The preparation quality of waterless offset ink in technology.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of based on thin paper printing without glue Printing ink and preparation method thereof, by the way that ink raw materials to be added to copolymer resin, resin binder in ink raw materials and are filled out Agent is filled, is acting synergistically between various kinds of resin copolymer in ink film forming procedure, can effectively improve the heat-resisting of ink Property, adhesion and levelability, resin binder and filler be used cooperatively the glossiness for effectively increasing ink, adhesive force, Flexibility and stemness can satisfy the needs of UV light printing, and levelling agent, activity dilution are added in ink raw materials Agent, slip agent, surfactant effectively facilitate and are mutually mixed degree of scatter between different material, moreover it is possible to improve the stream of ink Become and learn performance and ink transfer performance, effectively realizes the production efficiency and quality of the printing of ink thin paper.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of waterless offset ink based on thin paper printing, including the following components according to mass parts meter: 15-25 parts organic Pigment, 20-30 part copolymer resin, 15-20 parts of resin binders, 3-5 parts of fillers, 1-3 parts of levelling agents, 1-2 parts it is light-initiated Agent, 2-4 parts of wetting agents, 0.1-0.5 portions of reactive diluents, 0.5-1 parts of surfactants, 3-5 parts of dispersing agents, 0.3-0.9 parts of increasings Lubrication prescription, preparation method are as follows: the following steps are included:
S1, the weighing that component is carried out according to the proportion of said components；
S2, copolymer resin, resin binder, wetting agent and surfactant, dispersing agent are thrown according to amount percentage Enter and carry out premixing decentralized processing in blender, obtain slurry after stirring 0.5-1h, then by organic pigment, filler dry mash after In continuous investment to blender, completes wet and preliminary dispersion processing and continue to stir pre-dispersed one until can not see dry mash in slurry The section time soaks dry powder particle sufficiently, obtains mixing dispersion solution A；
S3, the mixing dispersion solution A in S2 is heated to 250-300 DEG C, persistently stirs 1-1.5h, then to blender It is interior to put into levelling agent, reactive diluent, slip agent, surfactant according to amount percentage, mixing dispersion solution B is obtained, is continued 0.5-1h is stirred, adhesion, levelability and the rheologic behavio(u)r and transfer performance of ink are effectively improved；
After S4, dispersion solution B to be mixed are fully dispersed, put into grinding distribution is carried out in milling apparatus, at this time plus Enter photoinitiator, milling time 1-2h is ground to required fineness (3.5um or less) to get waterless offset ink is arrived.
Further, copolymer resin includes but is not limited to vinyl chloride-acrylate copolymer resin, chloroethene in the S2 One of alkene-vinyl acetate copolymer resin and 2- M Cr modified chlorinated polyether resin are a variety of, in ink film forming procedure It acts synergistically between middle various kinds of resin copolymer, can effectively improve the heat resistance, adhesion and levelability of ink.
Further, resin binder includes light-cured resin, cellulose, rubber derivative and mineral oil in the S2, The light-cured resin includes but is not limited to acrylic type unsaturated polyester (UP), bisphenol-a epoxy acrylate and polyurethane acroleic acid One of ester is a variety of, preferably acrylic type unsaturated polyester (UP), and acrylic type unsaturated polyester (UP) has high ultraviolet light Reactivity produces hard bright film, has suitable flexibility, can satisfy the needs of UV light printing, and mineral Oil can be dissolved and be diluted to resin, and the degree of scatter of raw material mixing is effectively increased.
Further, filler includes but is not limited to barium sulfate in the S2, talcum powder, calcium carbonate, in aluminium hydroxide It is one or more, for adjusting printing ink concentration, moreover it is possible to which the thickness for increasing ink film layer improves its wearability, it does not have tinting strength, tinting power And covering power.
Further, surfactant includes but is not limited to one of free fatty acid, alcohols or a variety of in the S2, It is preferably fatty alcohol polyoxyethylene ether, the dispersing agent includes but is not limited to SRE-4013 dispersing agent, SRE-4026X or SRE- One of 4190 hyper-dispersants are a variety of, and surfactant and being used cooperatively for dispersing agent not only promote different material mutually mixed It closes abundant, moreover it is possible to improve the rheologic behavio(u)r and ink transfer performance of ink.
Further, the blender in the S2 is high-speed mixer, is inserted on the inner wall of the high-speed mixer more A tubulose Heated by Far-Infrared Radiation element, the tubulose Heated by Far-Infrared Radiation element and extraneous power electric connection, the high speed Ceramic carborundum plate is also pasted on the inner wall of blender, the ceramics carborundum plate is equipped with far ultrared paint layer, and ceramics Carborundum plate and tubulose member IR emitting heating element interleaved are arranged.
Further, levelling agent includes but is not limited to polyether siloxane copolymer, silicone, diethylene glycol fourth in the S3 One of ether, dipropylene glycol methyl ether are a variety of, preferably polyether siloxane copolymer, can improve the permeability of ink, can subtract A possibility that spot and spot are generated when brushing less, increases spreadability, keeps ink film forming uniform, natural.
Further, in the S3 reactive diluent include but is not limited to monocycle oxygroup acrylic glycidol ether, benzene One of base glycidol ether, the ethylene glycol bisglycidyl ether of bicyclic oxygroup, resorcinol bisglycidyl ether are a variety of, Toughening effect is played to ink.
Further, slip agent includes but is not limited to one of microwax, synthetic wax or a variety of in the S3, improves oil The rub resistance and mobility of ink, reduce viscosity, improve the finish of film layer, reduce paper fussed phenomenon, and can effectively reduce Soft scratch.
Further, in the S4 milling apparatus include but is not limited to three-roller, ball mill, sand mill one kind, preferentially For three-roller, ultraviolet illuminator is installed on the three-roller inner wall, mercury lamp can be selected.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme in ink raw materials by being added copolymer resin, resin binder and filling for ink raw materials Agent is acting synergistically between various kinds of resin copolymer in ink film forming procedure, can effectively improve ink heat resistance, Adhesion and levelability, resin binder and filler are used cooperatively the glossiness for effectively increasing ink, adhesive force, flexible Property and stemness, can satisfy UV light printing needs, and in ink raw materials be added levelling agent, reactive diluent, increasing Lubrication prescription, surfactant effectively facilitate and are mutually mixed degree of scatter between different material, moreover it is possible to improve the rheological properties of ink Energy and ink transfer performance, the production efficiency and quality of effective ink thin paper printing.
(2) resin binder includes light-cured resin, cellulose, rubber derivative and mineral oil, and light-cured resin uses third Olefin(e) acid type unsaturated polyester (UP) produces hard bright film with high ultraviolet photoreactivity, has suitable flexible Property, it can satisfy the needs of UV light printing, and mineral oil can be dissolved and be diluted to resin, and raw material mixing is improved Degree of scatter, and resin binder plays the instrumentality of dispersion color and auxiliary material, there is certain mobility, is printing ink Uniform thin layer is formed after brush, is formed with the film layer of some strength after dry, and shield to pigment, it is made to be difficult to take off It falls.
(3) filler includes but is not limited to barium sulfate, and one of talcum powder, calcium carbonate, aluminium hydroxide or a variety of are used for Adjust printing ink concentration, moreover it is possible to which the thickness for increasing ink film layer improves its wearability, it does not have tinting strength, tinting power and covering power.
(4) excellent being used cooperatively with dispersing agent of surfactant, can not only promote different material to be mutually mixed sufficiently, also The rheologic behavio(u)r and ink transfer performance that ink can be improved do not easily cause heap ink to show phenomenon, effectively realize the thin paper print of ink Brush quality.
(5) levelling agent and slip agent are used cooperatively, and are effectively improved the permeability of ink, are generated spot when can be reduced brushing And a possibility that spot, increase spreadability, make ink film forming uniformly, naturally, improving the finish of film layer, it is existing to reduce paper fussed As, and can effectively reduce soft scratch.
(6) multiple inks raw material is mixed by the blender that can heat up, complete adequately wetting and Disperse, is ground under the action of recycling three-roller high shear force, obtain the ink of necessary requirement fineness, wherein pass through pipe Shape Heated by Far-Infrared Radiation element is used cooperatively with the ceramic carborundum plate for being coated with far ultrared paint layer, realizes the fast of blender Speed heating.
Detailed description of the invention
Fig. 1 is main process flow chart of the invention；
Fig. 2 is main formula figure of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention；Technical solution in the embodiment of the present invention carries out clear, complete Site preparation description；Obviously；Described embodiments are only a part of the embodiments of the present invention；Instead of all the embodiments, it is based on Embodiment in the present invention；It is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment；It shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end " Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
Referring to FIG. 1-2, it is a kind of based on thin paper printing waterless offset ink, including according to mass parts meter with the following group Point: 15 parts of organic pigments, 20 parts of copolymer resins, 15 parts of resin binders, 3 parts of fillers, 1 part of levelling agent, 1 part it is light-initiated Agent, 2 parts of wetting agents, 0.1 portion of reactive diluent, 0.5 part of surfactant, 3 parts of dispersing agents, 0.3 part of slip agent, wherein copolymer Resin includes but is not limited to vinyl chloride-acrylate copolymer resin, vinyl chloride-vinyl acetate copolymer resin and 2- butenoic acid One of methyl esters modified chlorinated polyether resin is a variety of, and resin binder includes light-cured resin, cellulose, rubber derivative and mine Object oil, filler includes but is not limited to barium sulfate, one of talcum powder, calcium carbonate, aluminium hydroxide or a variety of, and levelling agent includes But one of it is not limited to polyether siloxane copolymer, silicone, butyl, dipropylene glycol methyl ether or a variety of, activity is dilute The ethylene glycol for releasing acrylic glycidol ether, phenyl glycidyl ether, bicyclic oxygroup that agent includes but is not limited to monocycle oxygroup is double One of glycidol ether, resorcinol bisglycidyl ether are a variety of, and surfactant includes but is not limited to free-fat One of acid, alcohols are a variety of, and dispersing agent includes but is not limited to SRE-4013 dispersing agent, SRE-4026X or SRE-4190 One of hyper-dispersant is a variety of, and slip agent includes but is not limited to one of microwax, synthetic wax or a variety of, preparation side Method are as follows: the following steps are included:
S1, the weighing that component is carried out according to the proportion of said components；
S2, copolymer resin, resin binder, wetting agent and surfactant, dispersing agent are thrown according to amount percentage Enter and carry out premixing decentralized processing in blender, obtain slurry after stirring 0.5h, various kinds of resin is copolymerized in ink film forming procedure Act synergistically between object, can effectively improve the heat resistance, adhesion and levelability of ink, at the same wetting agent and Surfactant, dispersing agent are used cooperatively, and effectively increase the mixing dispersion journey between copolymer resin and resin binder Degree, then organic pigment, filler dry mash are continued in investment to blender, wet and preliminary dispersion processing is completed, until slurry In can not see dry mash, continuing to stir pre-dispersed a period of time soaks dry powder particle sufficiently, obtain mixing dispersion solution A, Liquid, dry powder solid multi-step mixing are conducive to improve the wetness degree between solid-liquid, and effectively shorten wetting time, effectively mention Adhesive force, flexibility and the stemness of high ink；
S3, the mixing dispersion solution A in S2 is heated to 300 DEG C, persistently stirs 1h, then into blender according to amount Percentage puts into levelling agent, reactive diluent, slip agent, surfactant, persistently stirs 0.5h, obtains mixing dispersion solution B, It effectively facilitates and is mutually mixed degree of scatter between different material, moreover it is possible to improve the rheologic behavio(u)r and ink transfer of ink Can, effectively realize the production efficiency and quality of the printing of ink thin paper.
After S4, dispersion solution B to be mixed are fully dispersed, put into grinding distribution is carried out in milling apparatus, at this time plus Enter photoinitiator, milling time 1h is ground to required fineness (3.5um or less) to get waterless offset ink, photoinitiator is arrived It is that one kind can be produced from ultraviolet region (250~420nm) or the energy of the certain wavelength of visible region (400~800nm) absorption By base, cation etc., to cause the compound of monomer polymerization crosslinking curing, ultraviolet illuminator in milling apparatus is cooperated to make With being conducive to the rapid curing of ink.
Embodiment 2:
Referring to FIG. 1-2, it is a kind of based on thin paper printing waterless offset ink, including according to mass parts meter with the following group Point: 20 parts of organic pigments, 25 parts of copolymer resins, 17 parts of resin binders, 4 parts of fillers, 2 parts of levelling agents, 1.5 parts it is light-initiated Agent, 3 parts of wetting agents, 0.3 portion of reactive diluent, 0.7 part of surfactant, 4 parts of dispersing agents, 0.6 part of slip agent, wherein copolymer Resin includes but is not limited to vinyl chloride-acrylate copolymer resin, vinyl chloride-vinyl acetate copolymer resin and 2- butenoic acid One of methyl esters modified chlorinated polyether resin is a variety of, and resin binder includes light-cured resin, cellulose, rubber derivative and mine Object oil, filler includes but is not limited to barium sulfate, one of talcum powder, calcium carbonate, aluminium hydroxide or a variety of, and levelling agent includes But one of it is not limited to polyether siloxane copolymer, silicone, butyl, dipropylene glycol methyl ether or a variety of, activity is dilute The ethylene glycol for releasing acrylic glycidol ether, phenyl glycidyl ether, bicyclic oxygroup that agent includes but is not limited to monocycle oxygroup is double One of glycidol ether, resorcinol bisglycidyl ether are a variety of, and surfactant includes but is not limited to free-fat One of acid, alcohols are a variety of, and dispersing agent includes but is not limited to SRE-4013 dispersing agent, SRE-4026X or SRE-4190 One of hyper-dispersant is a variety of, and slip agent includes but is not limited to one of microwax, synthetic wax or a variety of, preparation side Method are as follows: the following steps are included:
S1, the weighing that component is carried out according to the proportion of said components；
S2, copolymer resin, resin binder, wetting agent and surfactant, dispersing agent are thrown according to amount percentage Enter and carry out premixing decentralized processing in blender, obtain slurry after stirring 0.7h, various kinds of resin is copolymerized in ink film forming procedure It acts synergistically between object, can effectively improve the heat resistance, adhesion and levelability of ink, wetting agent and surface Activating agent, dispersing agent are used cooperatively, and effectively increase the mixing degree of scatter between copolymer resin and resin binder, then Organic pigment, filler dry mash are continued in investment to blender, wet and preliminary dispersion processing is completed, until seeing not in slurry To dry mash, continuing to stir pre-dispersed a period of time soaks dry powder particle sufficiently, obtains mixing dispersion solution A, liquid, dry Powder solid multi-step mixing is conducive to improve the wetness degree between solid-liquid, and effectively shortens wetting time, effectively improves ink Adhesive force, flexibility and stemness；
S3, the mixing dispersion solution A in S2 is heated to 270 DEG C, persistently stirs 1h, then into blender according to amount Percentage puts into levelling agent, reactive diluent, slip agent, surfactant, persistently stirs 0.7h, obtains mixing dispersion solution B, It effectively facilitates and is mutually mixed degree of scatter between different material, moreover it is possible to improve the rheologic behavio(u)r and ink transfer of ink Can, effectively realize the production efficiency and quality of the printing of ink thin paper.
After S4, dispersion solution B to be mixed are fully dispersed, put into grinding distribution is carried out in milling apparatus, at this time plus Enter photoinitiator, milling time 1.5h is ground to required fineness (3.5um or less) to get waterless offset ink is arrived.
Embodiment 3:
Referring to FIG. 1-2, it is a kind of based on thin paper printing waterless offset ink, including according to mass parts meter with the following group Point: 25 parts of organic pigments, 30 parts of copolymer resins, 20 parts of resin binders, 5 parts of fillers, 3 parts of levelling agents, 2 parts it is light-initiated Agent, 4 parts of wetting agents, 0.5 portion of reactive diluent, 1 part of surfactant, 5 parts of dispersing agents, 0.9 part of slip agent, wherein copolymer resin Rouge includes but is not limited to vinyl chloride-acrylate copolymer resin, vinyl chloride-vinyl acetate copolymer resin and 2- butenoic acid first One of ester modified chlorinated polyether resin is a variety of, and resin binder includes light-cured resin, cellulose, rubber derivative and mineral Oil, filler include but is not limited to barium sulfate, one of talcum powder, calcium carbonate, aluminium hydroxide or a variety of, levelling agent include but It is not limited to one of polyether siloxane copolymer, silicone, butyl, dipropylene glycol methyl ether or a variety of, activity dilution Agent includes but is not limited to the double contractings of ethylene glycol of the acrylic glycidol ether, phenyl glycidyl ether, bicyclic oxygroup of monocycle oxygroup One of water glycerin ether, resorcinol bisglycidyl ether are a variety of, surfactant include but is not limited to free fatty acid, One of alcohols is a variety of, and dispersing agent includes but is not limited to SRE-4013 dispersing agent, SRE-4026X SRE-4190 oversubscription One of powder is a variety of, and slip agent includes but is not limited to one of microwax, synthetic wax or a variety of, preparation method Are as follows: the following steps are included:
S1, the weighing that component is carried out according to the proportion of said components；
S2, copolymer resin, resin binder, wetting agent and surfactant, dispersing agent are thrown according to amount percentage Enter and carry out premixing decentralized processing in blender, obtains slurry after stirring 1h, the various kinds of resin copolymer in ink film forming procedure Between act synergistically, can effectively improve the heat resistance, adhesion and levelability of ink, wetting agent and surface are living Property agent, dispersing agent be used cooperatively, effectively increase mixing degree of scatter between copolymer resin and resin binder, then will Organic pigment, filler dry mash continue in investment to blender, wet and preliminary dispersion processing are completed, until can not see in slurry Dry mash, continuing to stir pre-dispersed a period of time soaks dry powder particle sufficiently, obtains mixing dispersion solution A, liquid, dry powder Solid multi-step mixing is conducive to improve the wetness degree between solid-liquid, and effectively shortens wetting time, effectively improves the attached of ink Put forth effort, flexibility and stemness；
S3, the mixing dispersion solution A in S2 is heated to 250 DEG C, persistently stirs 1h, then into blender according to amount Percentage puts into levelling agent, reactive diluent, slip agent, surfactant, persistently stirs 1h, obtains mixing dispersion solution B, has Effect promotes to be mutually mixed degree of scatter between different material, moreover it is possible to improve the rheologic behavio(u)r and ink transfer performance of ink, Effectively realize the production efficiency and quality of the printing of ink thin paper.
After S4, dispersion solution B to be mixed are fully dispersed, put into grinding distribution is carried out in milling apparatus, at this time plus Enter photoinitiator, milling time 2h is ground to required fineness (3.5um or less) to get waterless offset ink is arrived.
Wherein, the blender in S2 is high-speed mixer, is inserted with multiple tubulose far infrareds on the inner wall of high-speed mixer Radiant heater element, tubulose Heated by Far-Infrared Radiation element and extraneous power electric connection also attach on the inner wall of high-speed mixer There is ceramic carborundum plate, ceramic carborundum plate is equipped with far ultrared paint layer, and ceramic carborundum plate and tubulose member infra-red radiation The setting of heating element interleaved is carbonized by tubulose Heated by Far-Infrared Radiation element with the ceramics for being coated with far ultrared paint layer Silicon plate is used cooperatively, and realizes being rapidly heated for blender.
Milling apparatus includes but is not limited to one kind of three-roller, ball mill, sand mill in S4, is preferably three-roller, three rollers Machine completes the refinement of the subsequent operation of ink, improves the whole fineness of ink, it is ensured that ink fineness is in 3.5um hereinafter, three Ultraviolet illuminator is installed, ultraviolet illuminator cooperates photoinitiator, is conducive to the rapid curing of ink on roller machine inner wall.
By the way that copolymer resin, resin binder and filler is added in ink raw materials in ink raw materials, in ink Act synergistically between various kinds of resin copolymer in film forming procedure, can effectively improve heat resistance, the adhesion of ink with And levelability, resin binder and filler are used cooperatively the glossiness for effectively increasing ink, adhesive force, flexibility and do Property, it can satisfy the needs of UV light printing, and levelling agent, reactive diluent, slip agent, surface are added in ink raw materials Activating agent effectively facilitates and is mutually mixed degree of scatter between different material, moreover it is possible to improve the rheologic behavio(u)r and ink of ink Transfer performance, the production efficiency and quality of effective ink thin paper printing.
More than；It is merely preferred embodiments of the present invention；But scope of protection of the present invention is not limited thereto；It is any Those familiar with the art is in the technical scope disclosed by the present invention；According to the technique and scheme of the present invention and its improve Design is subject to equivalent substitution or change；It should be covered by the scope of protection of the present invention.

Claims (10)

1. a kind of waterless offset ink based on thin paper printing, it is characterised in that: including the following components according to mass parts meter: 15-25 parts of organic pigments, 20-30 parts of copolymer resins, 15-20 parts of resin binders, 3-5 parts of fillers, 1-3 parts of levelling agents, 1-2 parts of photoinitiators, 2-4 parts of wetting agents, 0.1-0.5 portions of reactive diluents, 0.5-1 parts of surfactants, 3-5 parts of dispersing agents, 0.3-0.9 parts of slip agents, preparation method are as follows: the following steps are included:
S1, the weighing that component is carried out according to the proportion of said components；
S2, copolymer resin, resin binder, wetting agent and surfactant, dispersing agent are stirred according to amount percentage investment It mixes and carries out premixing decentralized processing in machine, obtain slurry after stirring 0.5-1h, then organic pigment, filler dry mash are continued to throw Enter to blender, wet and preliminary dispersion processing is completed, until can not see dry mash in slurry, when continuing to stir pre-dispersed one section Between soak dry powder particle sufficiently, obtain mixing dispersion solution A；
S3, the mixing dispersion solution A in S2 is heated to 250-300 DEG C, persistently stirs 1-1.5h, then press into blender Levelling agent, reactive diluent, slip agent, surfactant are put into according to amount percentage, persistently stirs 0.5-1h, obtains mixing dispersion Solution B.
After S4, dispersion solution B to be mixed are fully dispersed, are put into grinding distribution is carried out in milling apparatus, light is added at this time Initiator, milling time 1-2h are ground to required fineness (3.5um or less) to get waterless offset ink is arrived.
2. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: in the S2 altogether Copolymer resin includes but is not limited to vinyl chloride-acrylate copolymer resin, vinyl chloride-vinyl acetate copolymer resin and 2- fourth One of e pioic acid methyl ester modified chlorinated polyether resin is a variety of.
3. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: set in the S2 Rouge binder includes light-cured resin, cellulose, rubber derivative and mineral oil, and the light-cured resin includes but is not limited to propylene One of acid type unsaturated polyester (UP), bisphenol-a epoxy acrylate and urethane acrylate are a variety of, preferably acrylic acid Type unsaturated polyester (UP).
4. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: filled out in the S2 Filling agent includes but is not limited to barium sulfate, one of talcum powder, calcium carbonate, aluminium hydroxide or a variety of.
5. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: table in the S2 Face activating agent includes but is not limited to one of free fatty acid, alcohols or a variety of, is preferably fatty alcohol polyoxyethylene ether, described Dispersing agent includes but is not limited to one of SRE-4013 dispersing agent, SRE-4026X SRE-4190 hyper-dispersant or a variety of.
6. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: in the S2 Blender is high-speed mixer, and multiple tubulose Heated by Far-Infrared Radiation elements, institute are inserted on the inner wall of the high-speed mixer Tubulose Heated by Far-Infrared Radiation element and extraneous power electric connection are stated, is also pasted with ceramic carbon on the inner wall of the high-speed mixer SiClx plate, the ceramics carborundum plate are equipped with far ultrared paint layer, and ceramic carborundum plate and tubulose member infrared radiation heating Element spacing is staggered.
7. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: flowed in the S3 Flat agent includes but is not limited to one of polyether siloxane copolymer, silicone, butyl, dipropylene glycol methyl ether or more Kind, preferably polyether siloxane copolymer.
8. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: living in the S3 Property diluent include but is not limited to the acrylic glycidol ether of monocycle oxygroup, phenyl glycidyl ether, bicyclic oxygroup second two One of alcohol bisglycidyl ether, resorcinol bisglycidyl ether are a variety of.
9. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: increase in the S3 Lubrication prescription includes but is not limited to one of microwax, synthetic wax or a variety of.
10. a kind of waterless offset ink based on thin paper printing according to claim 1, it is characterised in that: in the S4 Milling apparatus includes but is not limited to one kind of three-roller, ball mill, sand mill, is preferably three-roller, on the three-roller inner wall Ultraviolet illuminator is installed.
CN201910652862.5A 2019-07-19 2019-07-19 A kind of waterless offset ink and preparation method thereof based on thin paper printing Pending CN110373062A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103788759A (en) * 2014-01-27 2014-05-14 繁昌县朱氏印务有限责任公司 Screen printing UV (Ultraviolet) ink
CN104356756A (en) * 2014-11-17 2015-02-18 项敬来 Intaglio printing ink
CN105567004A (en) * 2016-03-04 2016-05-11 北京印刷学院 UV anhydrous offset print compact disk magenta ink and preparation method thereof
CN107263857A (en) * 2017-06-30 2017-10-20 芜湖启泽信息技术有限公司 A kind of medical 3D printer of Far-infrared Heating

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103788759A (en) * 2014-01-27 2014-05-14 繁昌县朱氏印务有限责任公司 Screen printing UV (Ultraviolet) ink
CN104356756A (en) * 2014-11-17 2015-02-18 项敬来 Intaglio printing ink
CN105567004A (en) * 2016-03-04 2016-05-11 北京印刷学院 UV anhydrous offset print compact disk magenta ink and preparation method thereof
CN107263857A (en) * 2017-06-30 2017-10-20 芜湖启泽信息技术有限公司 A kind of medical 3D printer of Far-infrared Heating

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Application publication date: 20191025