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CN112646420A - Environment-friendly water-based ink for green printing of rigid substrate signboard - Google Patents

Environment-friendly water-based ink for green printing of rigid substrate signboard Download PDF

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Publication number
CN112646420A
CN112646420A CN201911177257.3A CN201911177257A CN112646420A CN 112646420 A CN112646420 A CN 112646420A CN 201911177257 A CN201911177257 A CN 201911177257A CN 112646420 A CN112646420 A CN 112646420A
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CN
China
Prior art keywords
parts
ink
based ink
rigid substrate
green printing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201911177257.3A
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Chinese (zh)
Inventor
胡东阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Yawei Logo Engineering Co ltd
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Anhui Yawei Logo Engineering Co ltd
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Publication date
Application filed by Anhui Yawei Logo Engineering Co ltd filed Critical Anhui Yawei Logo Engineering Co ltd
Priority to CN201911177257.3A priority Critical patent/CN112646420A/en
Publication of CN112646420A publication Critical patent/CN112646420A/en
Withdrawn legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D11/00Inks
    • C09D11/52Electrically conductive inks
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D11/00Inks
    • C09D11/30Inkjet printing inks
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D11/00Inks
    • C09D11/30Inkjet printing inks
    • C09D11/38Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes

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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)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

The invention discloses environment-friendly water-based ink for green printing of rigid substrate signboard, which is characterized by comprising the following components in parts by weight: 2-6 parts of polyarylene sulfide sulfone resin, 10-15 parts of conductive solvent, 0.2-2 parts of solvent surface activity, 0.09-0.15 part of sodium alginate, 5-10 parts of glycerol, 5-5.5 parts of triethylene glycol, 3.2-3.6 parts of pH regulator, 0.3-0.5 part of surfactant, 1-1.5 parts of triethylene glycol monobutyl ether, 2-5 parts of dye and 70-80 parts of deionized water.

Description

Environment-friendly water-based ink for green printing of rigid substrate signboard
Technical Field
The invention relates to the technical field of signboard printing ink, in particular to environment-friendly water-based ink for green printing of a rigid substrate signboard.
Background
Ink jet printing is the combined imaging of minute droplets of ink ejected onto a medium. The size of the ink droplets can be as small as only a few tens of microns. Inkjet printing technology is diverse, and printing technology is generally divided from two perspectives: 1. the printing on a medium according to ink drops is divided into a list/demand type and a continuous type, and the continuous type ink jet is not adopted by most printers at present because of high cost and complex maintenance; 2. the division into ink droplet generation methods is more, such as thermal jet/bubble type, piezoelectric type, acoustic wave type, electrostatic type, and the like, and the thermal jet/bubble type and the piezoelectric type are both successful. The principle of the thermal bubble jet technology is that a plurality of jet holes are formed in an ink jet head, an electric pulse is applied to a selected thermistor, the thermistor heats ink at a speed of 1000 ℃/millisecond, an ink film with a thickness of about 0.1mm is heated to about 340 ℃, bubbles are generated and burst, and then ink droplets are ejected from the jet holes.
Piezoelectric ink jet technology utilizes the principle of direct voltage conversion to create a mechanical force and "pushes" or "pushes" ink out of an ink channel in a mechanical action to eject ink droplets onto a medium to form an image. Advantages of the piezoelectric ink jet technology: the ink jet head works at normal temperature, so that the service life of the nozzle is greatly prolonged (thousands of hours can be reached), ink is jetted under pressure rather than heat, the size of ink drops can be selected, the shape is more regular, the diameter of the ink drops is small, the resolution ratio is high, wider ink types can be selected, and dye type and pigment type inks can be used, so that the application range mainly outdoors is realized, and compared with a thermal bubble type ink jet technology, the whole ink consumption is less.
There are many different types of ink for inkjet printing, and the ink is obtained by uniformly dispersing a colorant in a solvent system, and the ink is classified into water-based ink and solvent-based ink according to the solvent. The water-based ink is prepared by taking water as a main solvent, accounts for 60-70% of the total amount of the ink, and does not contain or hardly contain a volatile organic solvent, so that the water-based ink is more environment-friendly and has less influence on human health compared with a solvent-based ink taking the volatile organic solvent as a main solvent.
Colorants used in inks for inkjet printing are mainly of two types, a dye (water-soluble dye) and a pigment (insoluble pigment and disperse dye). Although the light and water fastness of the dye is inferior to that of the pigment, the dye is relatively stable because the dye is completely dissolved in the ink medium. Pigment is superior to dye in light resistance and water fastness and is not easily affected by weather, but because pigment is not dissolved but dispersed in ink medium, pigment ink is generally stabilized by coating pigment particles with polymer such as resin, and a stable film is formed after ink is sprayed onto medium and is adhered to medium. With the continuous development and progress of the technology, the pigment ink has long-term development in the aspects of granularity, stability, color reduction and the like, the problems of instability of the aqueous pigment ink and easy blockage of a spray head for a long time are solved, and the market is gradually expanded due to the inherent advantages of strong light stability and the like.
At present, an electric original is installed on a rigid bottom signboard according to requirements, how to spray ink with good toughness and convenient processing on the signboard and ensure the conductivity of the ink are needed to be solved.
Disclosure of Invention
The invention aims to provide environment-friendly water-based ink with conductivity and corrosion resistance for green printing of rigid base signboard.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: an environment-friendly water-based ink for green printing of rigid-substrate signboard comprises the following components in parts by weight:
2-6 parts of polyarylene sulfide sulfone resin, 10-15 parts of conductive solvent, 0.2-2 parts of solvent surface activity, 0.09-0.15 part of sodium alginate, 5-10 parts of glycerol, 5-5.5 parts of triethylene glycol, 3.2-3.6 parts of pH regulator, 0.3-0.5 part of surfactant, 1-1.5 parts of triethylene glycol monobutyl ether, 2-5 parts of dye and 70-80 parts of deionized water;
preferably, the PH regulator is ammonium hydroxide, and the addition process is as follows: adding polyarylene sulfide sulfone resin, nano metal particles, a dispersing agent, solvent surface activity, sodium alginate, glycerol, triethylene glycol, a pH regulator, a surfactant and triethylene glycol monobutyl ether into deionized water according to parts by weight, stirring for 10-30min, adding a dye, continuously stirring for 1-1.5h, and repeatedly filtering to obtain the ink.
Preferably, the surfactant is one or a combination compound of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate and sodium polyacrylate.
Preferably, the conductive solvent comprises 3-5 parts of nano metal particles and 5-10 parts of a dispersing agent according to parts by weight.
Preferably, the nano metal particles are silver citrate metal particles, and the preparation steps are as follows:
dissolving a proper amount of sodium citrate in 100ml of deionized water at normal temperature, dissolving 6g of silver nitrate in 80ml of deionized water, slowly dropwise adding a silver nitrate aqueous solution into the sodium citrate aqueous solution at the speed of 20r/min by using a peristaltic pump, accelerating stirring for 30min when a white precipitate appears, performing suction filtration, deionized water washing twice and ethanol washing once, drying in an oven for 6h, and drying to obtain the silver citrate metal particles.
Preferably, the molar ratio of silver nitrate to sodium citrate is 3: 1.
compared with the prior art, the invention has the advantages that:
according to the invention, the polyarylene sulfide sulfone resin, the solvent surfactant and the conductive solvent are added into the dye, so that the stability of the ink can be improved, the surface tension of the ink is reduced, and the printing work of the ink is facilitated, so that the service life of a machine-printed ink-jet head is prolonged, the ink can have conductive performance by adding the silver citrate into the ink, the stability is high, and the mounting of an electrical element on a signboard is facilitated.
Detailed Description
Example one
The invention provides environment-friendly water-based ink for green printing of rigid substrate signboard, which comprises the following components in parts by weight:
2 parts of polyarylene sulfide sulfone resin, 10 parts of conductive solvent, 0.2 part of surfactant, 0.09 part of sodium alginate, 5 parts of glycerol, 5 parts of triethylene glycol, 3.2 parts of pH regulator, 0.3 part of surfactant, 1 part of triethylene glycol monobutyl ether, 2 parts of dye and 70 parts of deionized water;
the pH regulator is ammonium hydroxide, and the adding process is as follows: adding polyarylene sulfide sulfone resin, nano metal particles, a dispersing agent, solvent surface activity, sodium alginate, glycerol 5, triethylene glycol, a pH regulator, a surfactant and triethylene glycol monobutyl ether into deionized water according to parts by weight, stirring for 10-30min, adding a dye, continuously stirring for 1-1.5h, repeatedly filtering to obtain ink, and adding the pH regulator into the ink to ensure the solubility and dispersibility of the polymer resin in an aqueous carrier.
The surfactant is one or a combination compound of sodium dodecyl sulfate, sodium dodecyl sulfonate, sodium dodecyl benzene sulfonate and sodium polyacrylate, and is used for improving the grinding effect of the pigment color paste, shortening the time, reducing the diameter of pigment particles, improving the stability of the color paste and ink and reducing the surface tension of the ink.
The conductive solvent comprises 3 parts of nano metal particles and 5 parts of a dispersing agent according to the weight part.
The nano metal particles are silver citrate metal particles, and the preparation steps are as follows:
at normal temperature, dissolving a proper amount of sodium citrate in 100ml of deionized water, dissolving 6g of silver nitrate in 80ml of deionized water, and slowly dripping the silver nitrate aqueous solution into the sodium citrate aqueous solution at the speed of 20r/min by using a peristaltic pump, wherein the molar ratio of the silver nitrate to the sodium citrate is 3: 1, until white precipitation appears, stirring is accelerated for 30min, suction filtration, deionized water washing twice and ethanol washing once are carried out, the mixture is placed in a drying oven for drying for 6h, silver citrate metal particles are obtained after drying, the decomposition temperature of the silver citrate is low, the silver citrate has excellent stability performance at room temperature, preparation and storage are simple, the ink can have conductivity by adding the silver citrate into the ink, the stability is high, and an electric element is convenient to mount on a signboard.
Example two
The invention provides environment-friendly water-based ink for green printing of rigid substrate signboard, which comprises the following components in parts by weight:
6 parts of polyarylene sulfide sulfone resin, 15 parts of conductive solvent, 2 parts of solvent surface activity, 0.15 part of sodium alginate, 10 parts of glycerol, 5.5 parts of triethylene glycol, 3.6 parts of pH regulator, 0.5 part of surfactant, 1.5 parts of triethylene glycol monobutyl ether, 5 parts of dye and 80 parts of deionized water;
the pH regulator is ammonium hydroxide, and the adding process is as follows: adding polyarylene sulfide sulfone resin, nano metal particles, a dispersing agent, solvent surface activity, sodium alginate, glycerol, triethylene glycol, a pH regulator, a surfactant and triethylene glycol monobutyl ether into deionized water according to parts by weight, stirring for 10-30min, adding a dye, continuously stirring for 1-1.5h, repeatedly filtering to obtain ink, and adding the pH regulator into the ink to ensure the solubility and dispersibility of the polymer resin in an aqueous carrier.
The surfactant is one or a combination compound of sodium dodecyl sulfate, sodium dodecyl sulfonate, sodium dodecyl benzene sulfonate and sodium polyacrylate, and is used for improving the grinding effect of the pigment color paste, shortening the time, reducing the diameter of pigment particles, improving the stability of the color paste and ink and reducing the surface tension of the ink.
The conductive solvent comprises 5 parts of nano metal particles and 10 parts of a dispersing agent according to the weight part.
The nano metal particles are silver citrate metal particles, and the preparation steps are as follows:
at normal temperature, dissolving a proper amount of sodium citrate in 100ml of deionized water, dissolving 6g of silver nitrate in 80ml of deionized water, and slowly dripping the silver nitrate aqueous solution into the sodium citrate aqueous solution at the speed of 20r/min by using a peristaltic pump, wherein the molar ratio of the silver nitrate to the sodium citrate is 3: 1, until white precipitation appears, stirring is accelerated for 30min, suction filtration, deionized water washing twice and ethanol washing once are carried out, the mixture is placed in a drying oven to be dried for 6h, silver citrate metal particles are obtained after drying, the decomposition temperature of the silver citrate is low, the silver citrate has excellent stability performance at room temperature, preparation and storage are simple, the ink can have conductivity by adding the silver citrate into the ink, the stability is high, and an electric element is convenient to mount on a signboard.

Claims (6)

1. The environment-friendly water-based ink for green printing of the rigid substrate signboard is characterized by comprising the following components in parts by weight:
2-6 parts of polyarylene sulfide sulfone resin, 10-15 parts of conductive solvent, 0.2-2 parts of solvent surface activity, 0.09-0.15 part of sodium alginate, 5-10 parts of glycerol, 5-5.5 parts of triethylene glycol, 3.2-3.6 parts of pH regulator, 0.3-0.5 part of surfactant, 1-1.5 parts of triethylene glycol monobutyl ether, 2-5 parts of dye and 70-80 parts of deionized water.
2. The environmentally friendly water-based ink for green printing of rigid substrate signs of claim 1, wherein: the pH regulator is ammonium hydroxide, and the adding process is as follows: adding polyarylene sulfide sulfone resin, nano metal particles, a dispersing agent, solvent surface activity, sodium alginate, glycerol, triethylene glycol, a pH regulator, a surfactant and triethylene glycol monobutyl ether into deionized water according to parts by weight, stirring for 10-30min, adding a dye, continuously stirring for 1-1.5h, and repeatedly filtering to obtain the ink.
3. The environmentally friendly water-based ink for green printing of rigid substrate signs of claim 1, wherein: the surfactant is one or a combination compound of sodium dodecyl sulfate, sodium dodecyl sulfonate, sodium dodecyl benzene sulfonate and sodium polyacrylate.
4. The environmentally friendly water-based ink for green printing of rigid substrate signs of claim 1, wherein: the conductive solvent comprises 3-5 parts of nano metal particles and 5-10 parts of a dispersing agent according to parts by weight.
5. The environmentally friendly water-based ink for green printing of rigid substrate signs according to claim 4, wherein the nano metal particles are silver citrate metal particles, and the preparation steps are as follows:
at normal temperature, a proper amount of sodium citrate is dissolved in 100ml of deionized water, 6g of silver nitrate is dissolved in 80ml of deionized water, a peristaltic pump is used for slowly dripping the silver nitrate aqueous solution into the sodium citrate aqueous solution at the speed of 20r/min, when white precipitates appear, stirring is accelerated for 30min, suction filtration, deionized water washing twice and ethanol washing once are carried out, the mixture is placed into an oven for drying for 6h, and silver citrate metal particles are obtained after drying.
6. The environmentally friendly water-based ink for green printing of rigid substrate signs of claim 5, wherein: the molar ratio of the silver nitrate to the sodium citrate is 3: 1.
CN201911177257.3A 2019-11-26 2019-11-26 Environment-friendly water-based ink for green printing of rigid substrate signboard Withdrawn CN112646420A (en)

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Application Number Priority Date Filing Date Title
CN201911177257.3A CN112646420A (en) 2019-11-26 2019-11-26 Environment-friendly water-based ink for green printing of rigid substrate signboard

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Application Number Priority Date Filing Date Title
CN201911177257.3A CN112646420A (en) 2019-11-26 2019-11-26 Environment-friendly water-based ink for green printing of rigid substrate signboard

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0433971A (en) * 1990-05-30 1992-02-05 Toto Kasei Kk Coating composition composed of polyarylene sulfide resin
JP2001287353A (en) * 2000-04-05 2001-10-16 Fuji Xerox Co Ltd Ink jet recording method and ink jet recording ink
CN1974688A (en) * 2006-12-12 2007-06-06 中国乐凯胶片集团公司 Water-base pigment ink
CN103102732A (en) * 2012-12-12 2013-05-15 张家港威迪森化学有限公司 Inkjet printing ink
CN106867311A (en) * 2015-12-10 2017-06-20 青岛华南盛源果业有限公司 A kind of pad-ink
CN108610743A (en) * 2018-04-18 2018-10-02 长沙新材料产业研究院有限公司 A kind of conductive ink composition and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0433971A (en) * 1990-05-30 1992-02-05 Toto Kasei Kk Coating composition composed of polyarylene sulfide resin
JP2001287353A (en) * 2000-04-05 2001-10-16 Fuji Xerox Co Ltd Ink jet recording method and ink jet recording ink
CN1974688A (en) * 2006-12-12 2007-06-06 中国乐凯胶片集团公司 Water-base pigment ink
CN103102732A (en) * 2012-12-12 2013-05-15 张家港威迪森化学有限公司 Inkjet printing ink
CN106867311A (en) * 2015-12-10 2017-06-20 青岛华南盛源果业有限公司 A kind of pad-ink
CN108610743A (en) * 2018-04-18 2018-10-02 长沙新材料产业研究院有限公司 A kind of conductive ink composition and preparation method thereof

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Application publication date: 20210413