CN102964919A - Environment-friendly water-based offset printing gold and silver ink and preparation method thereof - Google Patents
Environment-friendly water-based offset printing gold and silver ink and preparation method thereof Download PDFInfo
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- CN102964919A CN102964919A CN201210481513XA CN201210481513A CN102964919A CN 102964919 A CN102964919 A CN 102964919A CN 201210481513X A CN201210481513X A CN 201210481513XA CN 201210481513 A CN201210481513 A CN 201210481513A CN 102964919 A CN102964919 A CN 102964919A
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Abstract
The invention relates to the technical field of water-based ink and particularly relates to an environment-friendly water-based offset printing gold and silver ink. The environment-friendly water-based offset printing gold and silver ink comprises the following raw materials in parts by weight: 25-35 parts of self-crosslinking water-based acrylic emulsion, 8-10 parts of modified water-based acrylic resin, 8-12 parts of modified water-based polyurethane, 35-40 parts of water-based metal paste, 0.3-1 part of defoaming agent, 3-7 parts of surfactant, 1-2 parts of water-based thickening agent, 4-6 parts of drier and 4-6 parts of water. The environment-friendly water-based offset printing gold and silver ink is made of non-toxic and pollution-free raw materials, does not release harmful gas during the process of printing, has less environment pollution without causing harm to human health, and is a novel environment-friendly water-based offset printing ink. The gold and silver ink is bright in color, and the service life of the gold and silver ink is prolonged by one time once compared with a conventional offset printing ink, and the environment-friendly water-based offset printing gold and silver ink has broad application prospect.
Description
Technical field
The present invention relates to the water color ink technical field, relate in particular to a kind of environment-friendly water-based offset printing gold and silver printing ink and preparation method thereof.
Background technology
Printing ink is a kind of important materials that is widely used in printing industry, and it is comprised of pigment, low-melting ink vehicle, auxiliary agent and solvent etc., is mainly used in the various printings such as books and periodicals, packing and decorating, building decoration.Develop rapidly along with Chinese national economy, the prosperity of press-packaging industry has driven the manufacturing Fast Growth of printing ink, become one of world printing ink manufacturing big country so that China emerged rapidly between the nearest more than ten years, present domestic printing ink industry size just maintains sustained and rapid growth with the speed more than 10%.
Traditional flexographic ink mostly is the component resin such as phenolic aldehyde, alkyd as main low-melting ink vehicle, contain the polynuclear aromatics compounds in the carbon black of printing ink, can discharge the objectionable impuritiess such as harmful phenol, formaldehyde, toluene, dimethylbenzene, polynuclear aromatics in the process of the flexographic ink printing of this quasi-tradition, not only can polluted air, environment is worked the mischief, and can cause great threat to pressman healthy.
Summary of the invention
The objective of the invention is provides a kind of environment-friendly water-based offset printing gold and silver printing ink for the deficiencies in the prior art, its advantages of nontoxic raw materials is pollution-free, in printing process, discharge without obnoxious flavour, environmental pollution is little, can not work the mischief to HUMAN HEALTH, be a kind of water-base cement printing ink of novel environment friendly, bright-colored, bright, prolong one times than traditional flexographic ink work-ing life, has a extensive future.
Another object of the present invention provides a kind of preparation method of environment-friendly water-based offset printing gold and silver printing ink, and preparation method of the present invention is simple to operate, has reduced production cost, is conducive to generally apply.
In order to realize above purpose, the present invention by the following technical solutions.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part:
25～35 parts of self-crosslinking aqueous ACRYLIC EMULSION
8～10 parts of modified aqueous acrylic acid resins
8～12 parts of modified aqueous polyurethanes
35～40 parts in water-based metal slurry
0.3～1 part of defoamer
3～7 parts in tensio-active agent
1～2 part of water-based thickener
4～6 parts of siccative
4～6 parts in water.
Wherein, described self-crosslinking aqueous ACRYLIC EMULSION is that the model that BASF Aktiengesellschaft produces is the self-crosslinking aqueous ACRYLIC EMULSION of SC-1970, is translucent liquid, and density is 1.04g/mL, and viscosity is 200cps, and the pH value is 8.5, and second-order transition temperature is 50 ℃.Model is that the self-crosslinking aqueous ACRYLIC EMULSION of SC-1970 is good at the sticking power of woodenware, paper, and rate of drying is fast; The crosslinked group of introducing in the self-crosslinking aqueous ACRYLIC EMULSION in addition can improve water tolerance after the resin film forming, scuff resistance, hardness, resistance to blocking all than more excellent.
Wherein, described modified aqueous acrylic acid resin is that the model that BASF AG produces is the modified aqueous acrylic acid resin of Joncryl 678, is white circular column solid, and molecular weight is 8600, and viscosity is 3500, and softening temperature is 165 ℃, and second-order transition temperature is 85 ℃.Model is that the acrylic resin of Joncryl 678 has high-solid lower-viscosity, rate of drying is fast, outstanding porosity and looseness ground fixation, and high gloss, foam is few, and transfer printing is outstanding, the good characteristics such as consistency.
Wherein, described modified aqueous polyurethane is that the model that Weng Kaier company produces is the modified aqueous polyurethane of H-58, and it is take water as solvent, have pollution-free, safe and reliable, mechanical property is good, consistency good, be easy to the advantage such as modification.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part:
28～30 parts of self-crosslinking aqueous ACRYLIC EMULSION
8.5～9.5 parts of modified aqueous acrylic acid resins
9～11 parts of modified aqueous polyurethanes
35～37 parts in water-based metal slurry
0.3～0.5 part of defoamer
4～5 parts in tensio-active agent
1～1.5 part of water-based thickener
4～5 parts of siccative
4～5 parts in water.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part:
30～35 parts of self-crosslinking aqueous ACRYLIC EMULSION
9～10 parts of modified aqueous acrylic acid resins
9～12 parts of modified aqueous polyurethanes
37～40 parts in water-based metal slurry
0.5～1 part of defoamer
5～7 parts in tensio-active agent
1.5～2 parts of water-based thickeners
5～6 parts of siccative
5～6 parts in water.
Wherein, described water-based metal slurry is that the model of German Eckart GmbH ﹠ Co. KG production is 53840 water-based gold paste, and its quality is fine and smooth, the metalluster sense is strong, directly water or isopropanol, also can directly join stirring at low speed dispersion in the resin aqueous emulsion, chemical stability is good, and resistance to acids and bases is good.
Wherein, described water-based metal slurry is that the model that German Shu Lunke company produces is the water-based silver slurry of NPW2900.
Wherein, described defoamer is that the model that Dow Corning Corporation produces is the silicone antifoam agent of DC65, and it be white viscous emulsion, and water dilution that can any ratio has excellent antifoam performance, is used for the froth breaking of printing ink, levelling property and the wettability of raising printing ink.
Wherein, described tensio-active agent comprises 1～3 part nonionic organic surface active agent and 2～4 parts anion surfactant, described nonionic organic surface active agent is that the model that German Di Gao company produces is the nonionic organic surface active agent of tego wet 500, be transparent liquid, refractive index is 1.440 ~ 1.450, and density is 0.94 ~ 0.98g/mL; Described anion surfactant is that the model that U.S. Troy company produces is the anion surfactant of Troysol LAC, is light yellow liquid, water soluble, and density is 1.040 ~ 1.070g/mL, and solid content is 48 ~ 52 parts, and the pH value is 5 ~ 8.
Wherein, described water-based thickener is that the model that Akzo Nobel N.V. produces is the polyurethane thickener of PUR 2150, and the rheological that it can regulate printing ink prevents precipitation, gives printing ink good physical mechanical stability.
Wherein, described siccative is the Virahol that U.S. Shell Co. Ltd produces.
The preparation method of a kind of environment-friendly water-based offset printing gold and silver printing ink of the present invention comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 100～200r/min, and churning time is 2～5min;
Second step: under whipped state, add water-based metal slurry, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground one to twice with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Compared with prior art, the present invention has the following advantages:
Environment-friendly water-based offset printing gold and silver printing ink of the present invention, its advantages of nontoxic raw materials is pollution-free, in printing process, discharge without obnoxious flavour, environmental pollution is little, can not work the mischief to HUMAN HEALTH, be a kind of water-base cement printing ink of novel environment friendly, bright-colored, bright, prolong one times than traditional flexographic ink work-ing life, has a extensive future.
Preparation method of the present invention is simple to operate, and production cost is low, is conducive to generally apply.
Embodiment
Below in conjunction with embodiment the present invention is described in detail.
Embodiment 1.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part: 30 parts of self-crosslinking aqueous ACRYLIC EMULSION, 8.5 parts of modified aqueous acrylic acid resins, 10 parts of modified aqueous polyurethanes, 35 parts of water-based gold pastes, 0.5 part of silicone antifoam agent, 2 parts of nonionic organic surface active agents, 3 parts of anion surfactants, 1 part of water-based thickener, 5 parts of siccative, 5 parts in water.
The preparation method of the environment-friendly water-based offset printing gold and silver printing ink of present embodiment comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 150r/min, and churning time is 4min;
Second step: under whipped state, add water-based gold paste, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground one time with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Embodiment 2.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part: 28 parts of self-crosslinking aqueous ACRYLIC EMULSION, 8.5 parts of modified aqueous acrylic acid resins, 10 parts of modified aqueous polyurethanes, 37 parts in water-based silver slurry, 0.5 part of silicone antifoam agent, 2 parts of nonionic organic surface active agents, 3 parts of anion surfactants, 1 part of water-based thickener, 5 parts of siccative, 5 parts in water.
The preparation method of the environment-friendly water-based offset printing gold and silver printing ink of present embodiment comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 150r/min, and churning time is 4min;
Second step: under whipped state, add water-based silver slurry, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground twice with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Embodiment 3.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part: 25 parts of self-crosslinking aqueous ACRYLIC EMULSION, 8 parts of modified aqueous acrylic acid resins, 8 parts of modified aqueous polyurethanes, 35 parts of water-based gold pastes, 0.3 part of silicone antifoam agent, 1 part of nonionic organic surface active agent, 2 parts of anion surfactants, 1 part of water-based thickener, 4 parts of siccative, 4 parts in water.
The preparation method of the environment-friendly water-based offset printing gold and silver printing ink of present embodiment comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 100r/min, and churning time is 5min;
Second step: under whipped state, add water-based gold paste, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground twice with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Embodiment 4.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part: 25 parts of self-crosslinking aqueous ACRYLIC EMULSION, 8 parts of modified aqueous acrylic acid resins, 8 parts of modified aqueous polyurethanes, 35 parts in water-based silver slurry, 0.3 part of silicone antifoam agent, 1 part of nonionic organic surface active agent, 2 parts of anion surfactants, 1 part of water-based thickener, 4 parts of siccative, 4 parts in water.
The preparation method of the environment-friendly water-based offset printing gold and silver printing ink of present embodiment comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 100r/min, and churning time is 5min;
Second step: under whipped state, add water-based silver slurry, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground one time with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Embodiment 5.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part: 35 parts of self-crosslinking aqueous ACRYLIC EMULSION, 10 parts of modified aqueous acrylic acid resins, 12 parts of modified aqueous polyurethanes, 40 parts of water-based gold pastes, 1 part of silicone antifoam agent, 3 parts of nonionic organic surface active agents, 4 parts of anion surfactants, 2 parts of water-based thickeners, 6 parts of siccative, 6 parts in water.
The preparation method of the environment-friendly water-based offset printing gold and silver printing ink of present embodiment comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 200r/min, and churning time is 2min;
Second step: under whipped state, add water-based gold paste, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground twice with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Embodiment 6.
A kind of environment-friendly water-based offset printing gold and silver printing ink, it is comprised of the raw material of following weight part: 35 parts of self-crosslinking aqueous ACRYLIC EMULSION, 10 parts of modified aqueous acrylic acid resins, 12 parts of modified aqueous polyurethanes, 40 parts in water-based silver slurry, 1 part of silicone antifoam agent, 3 parts of nonionic organic surface active agents, 4 parts of anion surfactants, 2 parts of water-based thickeners, 6 parts of siccative, 6 parts in water.
The preparation method of the environment-friendly water-based offset printing gold and silver printing ink of present embodiment comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 200r/min, and churning time is 2min;
Second step: under whipped state, add water-based silver slurry, defoamer, continue to stir 30 minutes;
The 3rd step: under the condition of 40 ℃ of constant temperature, above-mentioned material is ground twice with sand mill;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink;
The 5th step: all technical to environment-friendly water-based offset printing gold and silver printing ink detects.
Each component and the weight part thereof of embodiment 1 to embodiment 6 are as shown in table 1.
Table 1:
| Raw material | Embodiment 1(part) | Embodiment 2(part) | Embodiment 3(part) | Embodiment 4(part) | Embodiment 5(part) | Embodiment 6(part) |
| Self-crosslinking aqueous ACRYLIC EMULSION | 30 | 28 | 25 | 25 | 35 | 35 |
| The modified aqueous acrylic acid resin | 8.5 | 8.5 | 8 | 8 | 10 | 10 |
| Modified aqueous polyurethane | 10 | 10 | 8 | 8 | 12 | 12 |
| The water-based gold paste | 35 | —— | 35 | —— | 40 | —— |
| Water-based silver slurry | —— | 37 | —— | 35 | —— | 40 |
| Silicone antifoam agent | 0.5 | 0.5 | 0.3 | 0.3 | 1 | 1 |
| The nonionic organic surface active agent | 2 | 2 | 1 | 1 | 3 | 3 |
| Anion surfactant | 3 | 3 | 2 | 2 | 4 | 4 |
| Water-based thickener | 1 | 1 | 1 | 1 | 2 | 2 |
| Siccative | 5 | 5 | 4 | 4 | 6 | 6 |
| Water | 5 | 5 | 4 | 4 | 6 | 6 |
The Specifeca tion speeification of the environment-friendly water-based offset printing gold and silver printing ink that embodiment 1 to embodiment 6 makes is as shown in table 2.
Table 2.
| Sequence number | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Detection method |
| Fineness/μ M | 9.3 | 9.1 | 9.0 | 9.6 | 8.9 | 9.2 | Hegman grind gage |
| Viscosity (p) | 75 | 83 | 79 | 85 | 80 | 88 | Digital viscometer |
| Viscosity/32 ℃ | 2.4 | 2.5 | 2.1 | 2.3 | 2.1 | 2.2 | YQM-1B ink viscosity instrument |
| Gloss | 73% | 76% | 78% | 77% | 78% | 75% | Range estimation |
| The pH value | 8.3 | 8.6 | 8.5 | 8.6 | 8.7 | 8.8 | The PH tester |
| Surface tension (mN/m) | 42 | 41 | 43 | 43 | 41 | 42 | The dyne pen |
Can find out from the various performance parameters of above-mentioned environment-friendly water-based offset printing gold and silver printing ink, the environment-friendly water-based offset printing gold and silver ink colors of the present invention's preparation is bright-coloured, bright, the performances such as fineness, viscosity, viscosity all reach higher standard, unharmful substance discharges in printing process simultaneously, surmounting traditional solvent type ink aspect environmental protection and the security far away, environmental pollution is little, can not work the mischief to HUMAN HEALTH.Preparation method of the present invention is simple to operate, and production cost is low, is conducive to generally apply.
Should be noted that at last; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although with reference to preferred embodiment the present invention has been done to explain; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement technical scheme of the present invention, and not break away from essence and the scope of technical solution of the present invention.
Claims (10)
1. environment-friendly water-based offset printing gold and silver printing ink is characterized in that it is comprised of the raw material of following weight part:
25～35 parts of self-crosslinking aqueous ACRYLIC EMULSION
8～10 parts of modified aqueous acrylic acid resins
8～12 parts of modified aqueous polyurethanes
35～40 parts in water-based metal slurry
0.3～1 part of defoamer
3～7 parts in tensio-active agent
1～2 part of water-based thickener
4～6 parts of siccative
4～6 parts in water.
2. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that it is comprised of the raw material of following weight part:
28～30 parts of self-crosslinking aqueous ACRYLIC EMULSION
8.5～9.5 parts of modified aqueous acrylic acid resins
9～11 parts of modified aqueous polyurethanes
35～37 parts in water-based metal slurry
0.3～0.5 part of defoamer
4～5 parts in tensio-active agent
1～1.5 part of water-based thickener
4～5 parts of siccative
4～5 parts in water.
3. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that it is comprised of the raw material of following weight part:
30～35 parts of self-crosslinking aqueous ACRYLIC EMULSION
9～10 parts of modified aqueous acrylic acid resins
9～12 parts of modified aqueous polyurethanes
37～40 parts in water-based metal slurry
0.5～1 part of defoamer
5～7 parts in tensio-active agent
1.5～2 parts of water-based thickeners
5～6 parts of siccative
5～6 parts in water.
4. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that described water-based metal slurry is the water-based gold paste.
5. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that, described water-based metal slurry is water-based silver slurry.
6. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that described defoamer is silicone antifoam agent.
7. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that described tensio-active agent comprises 1～3 part nonionic organic surface active agent and 2～4 parts anion surfactant.
8. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that described water-based thickener is polyurethane thickener.
9. a kind of environment-friendly water-based offset printing gold and silver printing ink according to claim 1 is characterized in that described siccative is Virahol.
10. the preparation method of the described a kind of environment-friendly water-based offset printing gold and silver printing ink of claim 1 to 9 any one is characterized in that, comprises following processing step:
The first step: self-crosslinking aqueous ACRYLIC EMULSION, modified aqueous acrylic acid resin, modified aqueous polyurethane, water added in the pill tank according to quantity stirred 30 minutes, stirring velocity is 100～200r/min, and churning time is 2～5min;
Second step: under whipped state, add water-based metal slurry, defoamer, continue to stir 30 minutes;
The 3rd step: utilize sand mill under the condition of 40 ℃ of constant temperature, above-mentioned material to be ground one to twice;
The 4th step: under whipped state, add tensio-active agent, water-based thickener, siccative, continue to stir 30 minutes, make environment-friendly water-based offset printing gold and silver printing ink.
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| CN104845447A (en) * | 2015-06-03 | 2015-08-19 | 王金海 | Environment-friendly water-based metal printing ink and preparation method thereof |
| CN108976905A (en) * | 2018-06-12 | 2018-12-11 | 苏州中亚油墨有限公司 | environment-friendly water-based gravure metal ink |
| CN116904064A (en) * | 2023-07-18 | 2023-10-20 | 萍乡市辉龙包装材料有限公司 | Environment-friendly water-based offset printing ink and preparation method thereof |
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