CN108084774A - A kind of offset ink and preparation method thereof - Google Patents
A kind of offset ink and preparation method thereof Download PDFInfo
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- CN108084774A CN108084774A CN201810014845.4A CN201810014845A CN108084774A CN 108084774 A CN108084774 A CN 108084774A CN 201810014845 A CN201810014845 A CN 201810014845A CN 108084774 A CN108084774 A CN 108084774A
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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
- C09D11/033—Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
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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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Abstract
The present invention relates to offset ink technical fields, and in particular, to a kind of offset ink and preparation method thereof, by weight, including 65~75 parts of binder, 35~65 parts of filler, 10~14 parts of natural antibacterial agent, 4~6 parts of pigment, 30~40 parts of solvent；The present invention is that had based on the ink that formation is prepared on the basis of aqueous solvent environment-protecting and non-poisonous harmless, meets the requirement of HJ/T 370 2007 (environmental labelling product technology require ink) Green ink, is a kind of safe and reliable, environment friend's type ink.
Description
Technical field：
The present invention relates to offset ink technical fields, and in particular, to a kind of offset ink and preparation method thereof.
Background technology：
With the progress of printing industry, the constantly improve and raising of printing technology and printing equipment, offset printing is distinctive with its
Advantage, such as making a plate, quick and convenient, of low cost, printing quality is high, paper use scope is wide, and printing number contractibility is big etc. is subject to
The favor of domestic and international printing factory, so as to obtain quickly and widely developing, then occupies predominantly in international printing industry
Position, offset ink have also obtained faster development therewith.A kind of most important printing material of the ink as information regeneration, is printing
There should be good printability during brush.Offset ink mainly by colored pigment (dyestuff etc.), binder, filler material and
The material compositions such as auxiliary agent are mixed according to certain ratio by the requirement of printing when preparing, and roll black technique by rolling
It is manufactured.Colored pigment is insoluble in water and is also insoluble in solid, powdery substance oily or binder, having certain color.It is not
Only it is main solid constituent and to print to visible coloured body portion on object in ink, largely determines
The color of ink, dilute performances such as thick, fast light.Binder is the heart of ink, belongs to gluing shape fluid；In ink, it can be by powder
The material mixings such as the pigment of shape link up, and are allowed to after grinding distribution, form the adherent with certain fluidity and viscosity,
So as to play the role of connection.Binder is main fluid constituent in ink, determines the fluidity of ink, viscosity, dryness
And printability etc..Filler material is the solid composition of white, transparent, translucent or opaque flour and ink
Filling effect is mainly played in part.It is appropriate to select filler material, except amount of pigment can be reduced, reduce outside cost, it can also be adjusted
The property of fuel-economizing ink, such as dilute thick, fluidity.Auxiliary agent is the supplementary element in ink, can also be used as the additional of ink finished product
Material, some properties for changing as printing adjuvant or improving ink, such as：Drying property, rub resistance etc..
In the prior art, some selection organic solvents in ink is prepared, it is larger to prepare the ink VOC of formation, pollutes ring
Border is unfavorable for environmental protection, is for polyvinyl chloride tree if Application No. CN200680021001.8 provides a kind of ink for inking
The ink for inking of fat thin slice, ink for inking contain organic solvent, pigment and vinyl chloride-vinyl acetate system resin, meanwhile, by
In improvement of living standard, not only there is environment in the places such as some medical treatment, food service industry, dustless laboratory high requirement, together
When characteristic due to above-mentioned place in itself, also have high requirement for antibacterial, otherwise and traditional ink does not just possess antibacterial
Property requirement or be exactly that antibiotic property is low, antibacterial species is few, it is impossible to meet the present market demand, such as Application No.
CN201410362497.1 discloses a kind of printing ink of traditional Chinese medicine ingredients containing antibiotic property, and zinc oxide, smalt are added in component
Leaf, the coptis carry out antibacterial, anti-microbial property is single, and effect is not for antibacterial using big yellow leaf, the automatic sterilization function characteristic of the coptis
Significantly, some antibacterial inks of existing announcement also have using organic antibacterial agent, it is contemplated that organic anti-bacterial material is to environment and human body
Harmful and working life is short, and temperature in use is less than 300 DEG C, and equally undesirable using organic antibacterial agent, therefore, a kind of environmental protection is without dirt
Dye, it is environmentally friendly, and the offset ink with antibiotic property is present urgent problem.
The content of the invention：
The present invention overcomes the defects of prior art, provides a kind of offset ink and preparation method thereof.
The technical problems to be solved by the invention are realized using following technical scheme：A kind of offset ink, by weight,
Including 65~75 parts of binder, 35~65 parts of filler, 10~14 parts of natural antibacterial agent, 4~6 parts of pigment, 30~40 parts of solvent；
In the present invention, the solvent includes main solvent and cosolvent, and the main solvent is deionized water, and described helps
Solvent is ethyl alcohol, and the weight ratio of the deionized water and ethyl alcohol is 2：3；It is a kind of alkali in view of binder selected in the present invention
Property resin, if the hardness of water is excessive, in water-based ink this alkaline system, easily so that ink generates precipitation, for oil
Ink storage it is unfavorable, therefore select deionized water, in the preparation process of water-based ink binder, except use main solvent water with
Outside, in order to prepare the better binder of performance, it is necessary to add some cosolvents, selected cosolvent must dissolve used
Resin, ammonium and salt, can also with water arbitrarily than mixing.Consider two aspects：Solvability of the solvent to high molecular polymer, solvent
From the developability in ink, the drying property of ink can be adjusted using organic solvent in water-based ink, is particularly intaglio process
The drying mode of ink is mainly by volatilization in brush, and appropriate organic solvent can adjust the rate of drying of ink, in of the invention
The ethyl alcohol of addition, characteristic are that evaporation rate is 1.9, solubility 26.1, it are made to have good solvability to resin, together
When also feel there is faster rate of drying.
In the present invention, the natural antibacterial agent include juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae,
One or more combinations in the coptis, Cortex Phellodendri, bush, madder, chrysanthemum, Asian puccoon, mustard extract, capsicum, garlic, the present invention
Its component is not defined, wherein, juniper distillation can obtain Chinese juniper oil as light yellow oil, be made of 2 kinds of components, i.e.,
The neutral oil of sesquiterpene compound as the former essence of essence and the phenols acid-soluble oil with antibacterial activity contain Chinese juniper in acid-soluble oil
Alcohol (or Hinokitiol), neutral oil main component are thujopsene.The Antibacterial Mechanism of Chinese juniper oil is to have 2 on molecular structure for matching somebody with somebody
The oxygen atom of position complexing, it is allowed to be denatured with the effect of microbial body internal protein.Its antibacterial is wide, especially has to fungi stronger
Killing effect, acute toxicity LD50 are 1500mg/Kg (Mouse oral), negative subject to skin irritation；Argy wormwood is a kind of chrysanthemum
Section herbaceos perennial.Argy wormwood is hung in the Dragon Boat Festival using insect-repelling and disease-proof as China's traditional custom.The smell of argy wormwood has stable feelings
The calm effect of thread, relaxation body and mind.The main component of argy wormwood has 1,8- ammonia trees brain, a mono- to keep ketone, acetylcholine, choline etc., they
There is antibacterial anti-inflammatory, antiallergy and promote blood circulation；The effective component of aloe mainly includes polysaccharide constituents and phenol
2 kinds of constituents, wherein the aloin to play a major role, which has, can kill fungi, mould, bacterium, the effect of virus；Radix Glycyrrhizae is beans
Section herbaceos perennial, the place of production are mainly China, Afghanistan etc., it often makees crude drug in Chinese medicine, are early to be recognized by people
Medicinal herbs.The main component of Radix Glycyrrhizae is pleasantly sweet glycyrrhizin, its sweet taste is 150 times of sucrose, and Radix Glycyrrhizae is generated after acidolysis
Hypo acid, grape hyaluronic acid and flavonoids glucoside etc., it has the effects that anti-inflammatory, anti-modified reaction, antiulcer and removing toxic substances, poison
Property is small, safe to the human body；Heartleaf houttuynia, popular name cordate houttuynia, be saururaceae herbaceos perennial, heartleaf houttuynia leaf, stem portion it is medicinal into
Divide and mainly contain caprinoyl ethylhexanal, methyl nonyl ketone lauric acid.It is strong to staphylococcus, linear bacterium antibacterial action；Contain in tealeaves
There are many chemical compositions, mainly there is polyphenol compound, alkaloid (caffeine), catechin etc..Research shows catechin to chain
The microorganisms such as coccus, staphylococcus aureus have inhibitory action.It can also inhibit the activity of tyrosine decarboxylase；Pomegranate is pomegranate
Section's machaka originates in Iran, and pericarp can be used as medicine, and extract has an inhibition collagenase activity, all vertical health research of Japan
The experimental results showed that dyeing concentration, more than 50% (pressing fabric weight), pomegranate dyeing, which possesses, meets hygienic processing association's evaluation mark
Accurate antimicrbial power and durability；Scutellariae,radix contains flavone compound：Baicalein, neobaicalein, baicalin, wogonin, the Chinese are yellow
The active ingredients such as a kind of reed mentioned in ancient books glucoside, oroxylin A, 7- methoxyl group baicalein, skullcapflavone, dihydro oroxylin, Chrysin；The coptis is containing small
Bark of a cork tree alkali 7~9%, coptisine, the alkaloids such as worenine, palm leaf coculine, jateorrhizine, still containing in obakunone, Cortex Phellodendri
Ester has good antibacterial efficacy for shigella dysenteriae；Cortex Phellodendri antibiotic effective ingredient is jamaicin, and in vitro test is to golden yellow Portugal
Grape coccus, pneumococcus, corynebacterium diphtheriae, Streptococcus viridans, shigella dysenteriae (except sonnei), hemolytic streptococcus, meninx
Scorching coccus, comma bacillus, bacillus anthracis are effective or have stronger inhibitory action；To hay bacillus, Bordetella pertussis, lockjaw
Bacillus also has inhibitory action；Bush decocting liquid (10%) is stronger to staphylococcus aureus and typhoid bacillus effect, and potency is up to 1：
1600, leaching, decoction are to corynebacterium diphtheriae, Bacillus influenzae, paratyphoid C bacillus, bacterium flexneri, staphylococcus aureus, haemolysis
The effects that property streptococcus, pneumococcus, is notable, to Bordetella pertussis, typhoid bacillus, paratyphoid A, second bacillus and pneumobacillus etc.
Also there is effect；Madder in vitro test is to staphylococcus aureus, staphylococcus albus, Diplococcus pneumopniae slightly inhibitory action；Chrysanthemum
Main component have volatile oil (0.20-/0-0.85%), adenine, choline, stachydrine, chrysanthemum glycosides and flavone compound.Volatilization
Oil mainly has ingredients, the flavones ingredients such as borneol, camphor, chrysanthanone and acetic acid borneol is cruel to have Luteolin, apiolin, robinin
Deng.In addition, also containing abundant vitamin, amino acid, trace element etc. in chrysanthemum；10% physiological saline Asian puccoon immersion liquid is to wool
Small gemma tinea bacterium of shape etc. has antibacterial action.
In the present invention, the selection filler (extender pigment) of filler is also androgynous substance important in ink ingredient, is generally filled out
Material is white clear, translucent or opaque flour.It mainly plays filling effect, has not only reduced cost but also has adjusted ink
Matter, such as dilute thick, fluidity, viscosity to improve the flexibility of formula design, improve ink quality.Ink is to the base of filler
This requirement is that whiteness is high, lipophile is strong, easily scattered, good etc. without objectionable impurities, particle fine uniform, stability.Nanometer titanium dioxide
Titanium has the characteristic of antibacterial and mouldproof, can also be used as filler use.It is the nano-titanium dioxide based on Detitanium-ore-type, is passed through
Surface is inorganic and organic process after, the dispersiveness that has not only possessed and with matrix material compatibility, but also can fully play anti-
Bacterium performance.Filler of such material as water-based ink is selected, can not only realize the basic function of filler, moreover it is possible to which real ink resists
Bacterium function, specifically, the grain size of the nano-titanium dioxide is：15~30nm, the nano-titanium dioxide point of the particle size range
Being dispersed in binder has stability good, does not interfere with the mobility and viscosity of offset ink, and causes the oil after printing
Ink has certain gloss, and printing effect is good, and applicant has found by creative work, when the grain size of nano-titanium dioxide is
During 20nm, the offset ink best performance that is prepared.
The selection pigment of pigment is the present-color material of ink, is directly related to the quality of colour of ink and the stabilization of color
Property, water-based ink pigment is selected it has to be considered that the form and aspect of pigment, are secondly also considered that the gloss of pigment, chemistry are resistance to
The problems such as property, easily disperse and intermiscibility with other components.Pigment in ink is divided into organic pigment and inorganic pigment two
Kind, it is contemplated that most of inorganic pigment contains a certain amount of heavy metal element, generally all has certain toxicity.Therefore use
Pigment is organic pigment.The color designed in the present invention be yellow uitramarine, so pigment selection from organic yellow uitramarine
Selection.The species of organic yellow uitramarine has very much, and the pigment that different production men produces, property also have difference.
So when selecting pigment, the color characteristics and Wuli-Shili-Renli system approach of the pigment of different field men are investigated, select Shanghai refined
The yellow uitramarine that the benzidine yellow of connection is used as, with the advantages of of good quality, stability is high.
The binder is water-base resin liquid, and the water-base resin liquid is prepared by following steps：
S1：Tap water is added in electric-heated thermostatic water bath, addition is reach pot volume 1/3rd, opens electricity
Source heats to the water in pot, keeps the temperature at 60~65 DEG C；
S2：It is 5 by weight by water, ethyl alcohol, ammonium hydroxide：2：1 weighs in the balance and is successively added in twoport flask, will be double
Mouth flask is fixed on iron stand, and guarantees to realize heating water bath in water in holding twoport flask immersion pot；
S3：By in liquid, electric blender starts to stir liquid in the blade insertion twoport flask of electric mixer
It mixes；
S4：Water-based acrylic resin is added in flask successively when temperature reaches requirement time-division three equal parts, treats that it is fully molten
After solution, stop the pH value that stirring measures resin solution, keep it between 7.5-8.5, if low 1-7.5, add suitable
The ammonium hydroxide of amount is adjusted；
S5：Vacuumized at 50 DEG C 1 it is small when remove free ammonium hydroxide, when cooling 1 is small after receive and keep it is spare.
The offset ink preparation method, including lower step：
S1:Weigh pigment, filler, binder, solvent, natural antibacterial agent by weight respectively；
S2：The binder being prepared and other residual components are mixed, put into homogenizer, after being dispersed with stirring
Obtain mixture；
S3, mixture being put into ball-milling treatment in ball mill again, the grain size for making gained slurry is less than 15 μm, and according to need
Adjust viscosity to get.
The mixer mixing speed is 16000 revs/min, mixing time 3h.
In the present invention, the mixer and ball mill that use do not have particular/special requirement, can directly choose common in the market stir
Mix machine and ball mill, the AX- vertical mixings that the ball mill used in the present invention produces for Wuxi into inscription drying equipment Co., Ltd
Ball mill, the stirred tank that the mixer used produces for golden 100,000,000,000 Machinery Co., Ltd.s of Dongguan City.
Compared with prior art, beneficial effects of the present invention are：
1st, the present invention be based on prepared on the basis of aqueous solvent formation ink have it is environment-protecting and non-poisonous harmless, meet HJ/T
The requirement of 370-2007 (environmental labelling product technology requires ink) Green ink is a kind of safe and reliable, environment friend type oil
Ink；
2nd, the nano-titanium dioxide added in the present invention not only has filling effect, also has sterilization, antibacterial and antibiotic property
Can, nano-titanium dioxide has antibiotic property as the offset ink that filler is prepared into, while the natural antibacterial agent added also has
There is an antibiotic property, the antimicrobial component in natural antibacterial agent is readily volatilized, can realize antibacterial effect rapidly, when natural antibacterial agent fails
Afterwards, nano-titanium dioxide takes over natural antibacterial agent and continues to realize antibacterial effect, so that the antibacterial ability of the present invention obtains pole
Big to improve, good anti-bacterial effect, durable antibacterial effect is stablized；
3rd, the present invention in natural antibacterial agent include juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae,
One or more combinations in the coptis, Cortex Phellodendri, bush, madder, chrysanthemum, Asian puccoon, mustard extract, capsicum, garlic have anti-
The advantages of bacterium property is good, and antibacterial west spectrum is wide, when actually preparing, can be selected not according to the difference of existing disease bacterium Species distributing
Same component when packing bag for medical use exists to certain germ sensitivity, adjusts and increases the component good to the germ effect,
So as to fulfill optimal antibacterial effect.
4th, the plant fiber of the natural antibacterial agent in present invention any direction in binder stretches, and greatly improves glue
The tension of printing ink and the ability of anti-twist deformation so that reliable and stable after printing, film forming is good.
Specific embodiment：
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is furture elucidated.
Embodiment 1：
A kind of offset ink, including binder 65kg, filler 35kg, natural antibacterial agent 10kg, pigment 4kg, solvent 30kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 20nm.
Embodiment 2：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 20nm；
Binder is water-base resin liquid, and water-base resin liquid is prepared by following steps：
S1：Tap water is added in electric-heated thermostatic water bath, addition is reach pot volume 1/3rd, opens electricity
Source heats to the water in pot, keeps the temperature at 60~65 DEG C；
S2：It is 5 by weight by water, ethyl alcohol, ammonium hydroxide：2：1 weighs in the balance and is successively added in twoport flask, will be double
Mouth flask is fixed on iron stand, and guarantees to realize heating water bath in water in holding twoport flask immersion pot；
S3：By in liquid, electric blender starts to stir liquid in the blade insertion twoport flask of electric mixer
It mixes；
S4：Water-based acrylic resin is added in flask successively when temperature reaches requirement time-division three equal parts, treats that it is fully molten
After solution, stop the pH value that stirring measures resin solution, keep it between 7.5-8.5, if low 1-7.5, add suitable
The ammonium hydroxide of amount is adjusted；
S5：Vacuumized at 50 DEG C 1 it is small when remove free ammonium hydroxide, when cooling 1 is small after receive and keep it is spare.
Embodiment 3：
A kind of offset ink, including binder 75kg, filler 65kg, natural antibacterial agent 14kg, pigment 6kg, solvent 40kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 20nm；
Binder is water-base resin liquid, and water-base resin liquid is prepared by following steps：
S1：Tap water is added in electric-heated thermostatic water bath, addition is reach pot volume 1/3rd, opens electricity
Source heats to the water in pot, keeps the temperature at 60~65 DEG C；
S2：It is 5 by weight by water, ethyl alcohol, ammonium hydroxide：2：1 weighs in the balance and is successively added in twoport flask, will be double
Mouth flask is fixed on iron stand, and guarantees to realize heating water bath in water in holding twoport flask immersion pot；
S3：By in liquid, electric blender starts to stir liquid in the blade insertion twoport flask of electric mixer
It mixes；
S4：Water-based acrylic resin is added in flask successively when temperature reaches requirement time-division three equal parts, treats that it is fully molten
After solution, stop the pH value that stirring measures resin solution, keep it between 7.5-8.5, if low 1-7.5, add suitable
The ammonium hydroxide of amount is adjusted；
S5：Vacuumized at 50 DEG C 1 it is small when remove free ammonium hydroxide, when cooling 1 is small after receive and keep it is spare.
Above-mentioned offset ink preparation method, including lower step：
S1:Weigh pigment, filler, binder, solvent, natural antibacterial agent by weight respectively；
S2：The binder being prepared and other residual components are mixed, put into homogenizer, after being dispersed with stirring
Mixture is obtained, mixer mixing speed is 16000 revs/min, mixing time 3h；
S3, mixture being put into ball-milling treatment in ball mill again, the grain size for making gained slurry is less than 15 μm, and according to need
Adjust viscosity to get.
Embodiment 4~7,1~4 content of comparative example and 3 content of embodiment are roughly the same, and something in common no longer repeats, different
Part is the grain size of formula constituent and filler.
Embodiment 4：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 15nm.
Embodiment 5：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 30nm.
Embodiment 6：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 17nm.
Embodiment 7：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 25nm.
Comparative example 1：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 5nm.
Comparative example 2：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 10nm.
Comparative example 3：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 33nm.
Comparative example 4：
A kind of offset ink, including binder 70kg, filler 45kg, natural antibacterial agent 12kg, pigment 5kg, solvent 35kg；
Natural bactericidal agent is juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, bush, madder, chrysanthemum
Flower, Asian puccoon, mustard, capsicum, the composition of garlic；Pigment is benzidine yellow；Filler is nano-titanium dioxide and nanometer titanium dioxide
The grain size of titanium is 35nm.
The green ink test performance for the packing bag for medical use that above-described embodiment 1~7, comparative example 1~4 are prepared refers to
Mark, test method are summarized as follows：
Viscosity test, using ink viscosity instrument YQM-1, sticky instrument is tested in the case of rotation prevents the separation of ink thin layer
Or the resistance torque ripped, it is represented with the size of the arm of force.
Fluidity testing, the ink sample of certain volume, through certain time, it is straight to be extended to cylinder under authorized pressure
Footpath size represents.
Fixed velocity test, using QB570-1983 standard testings.
Glossiness is tested, and universal 60 ° of mirror surface luster instrument LS192 is selected to measure the glossiness of ink.
Antibiotic property is tested, and the culture dish for preparing experimental strain cultivates gemma respectively, Escherichia coli, staphylococcus aureus,
Then its average colony number is respectively dropped into the ink prepared in 2 drop embodiments and comparative example, 2 is small at 1136*100 (cfu/ml)
When observe strain quantity, calculate antibiotic property, with original amount than survival strain quantity.
Test result is as shown in table 1：
Table 1
Basic principle, main feature and the features of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement is both fallen in the range of claimed invention.The scope of protection of present invention is by appended claims
And its equivalent thereof.
Claims (7)
1. a kind of offset ink, which is characterized in that by weight, including 65~75 parts of binder, 35~65 parts of filler, natural
10~14 parts of antiseptic, 4~6 parts of pigment, 30~40 parts of solvent；
The solvent include main solvent and cosolvent, the main solvent be deionized water, the cosolvent be ethyl alcohol, institute
The weight ratio for stating deionized water and ethyl alcohol is 2：3；
The natural antibacterial agent includes juniper, argy wormwood, aloe, Radix Glycyrrhizae, heartleaf houttuynia, tealeaves, granatum, radix scutellariae, the coptis, Cortex Phellodendri, Soviet Union
One or more combinations in wood, madder, chrysanthemum, Asian puccoon, mustard, capsicum, garlic.
2. offset ink according to claim 1, which is characterized in that the filler is nano-titanium dioxide.
3. offset ink according to claim 2, which is characterized in that the grain size of the nano-titanium dioxide is：15~
30nm, preferably 20nm.
4. offset ink according to claim 1, which is characterized in that the pigment is benzidine yellow.
5. offset ink according to claim 1, which is characterized in that the binder is water-base resin liquid, described
Water-base resin liquid is prepared by following steps：
S1：Tap water is added in electric-heated thermostatic water bath, addition is reach pot volume 1/3rd, opens power supply, gives
Water heating in pot, keeps the temperature at 60~65 DEG C；
S2：It is 5 by weight by water, ethyl alcohol, ammonium hydroxide：2：1 weighs in the balance and is successively added in twoport flask, and twoport is burnt
Bottle is fixed on iron stand, and guarantees to realize heating water bath in water in holding twoport flask immersion pot；
S3：By in liquid, electric blender starts to be stirred liquid in the blade insertion twoport flask of electric mixer；
S4：Water-based acrylic resin is added in flask successively when temperature reaches requirement time-division three equal parts, treats that it fully dissolves it
Afterwards, stop the pH value that stirring measures resin solution, keep it between 7.5-8.5, if low 1-7.5, add suitable
Ammonium hydroxide is adjusted；
S5：Vacuumized at 50 DEG C 1 it is small when remove free ammonium hydroxide, when cooling 1 is small after receive and keep it is spare.
6. according to the offset ink preparation method described in any one of Claims 1 to 5, which is characterized in that including lower step：
S1:Weigh pigment, filler, binder, solvent, natural antibacterial agent by weight respectively；
S2：The binder being prepared and other residual components are mixed, puts into homogenizer, is obtained after being dispersed with stirring
Mixture；
S3, mixture is put into ball-milling treatment in ball mill again, the grain size for making gained slurry is less than 15 μm, and is adjusted as needed
Save viscosity to get.
7. offset ink preparation method according to claim 6, which is characterized in that the mixer mixing speed is
16000 revs/min, mixing time 3h.
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| CN201810014845.4A CN108084774A (en) | 2018-01-08 | 2018-01-08 | A kind of offset ink and preparation method thereof |
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| CN201810014845.4A CN108084774A (en) | 2018-01-08 | 2018-01-08 | A kind of offset ink and preparation method thereof |
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| CN108517145A (en) * | 2018-05-31 | 2018-09-11 | 句容市合力印刷有限公司 | A kind of preparation method of environmental protection anti-pollution type water-based ink |
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| JP2021088660A (en) * | 2019-12-04 | 2021-06-10 | 株式会社 伊藤園 | Moisture absorbing/desorbing water-based ink and method for producing the same, and packaging material |
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