CN104292978A - Special thermosetting flat plate offset printing ink for membrane-covered iron and preparation method thereof - Google Patents
Special thermosetting flat plate offset printing ink for membrane-covered iron and preparation method thereof Download PDFInfo
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- CN104292978A CN104292978A CN201410594974.7A CN201410594974A CN104292978A CN 104292978 A CN104292978 A CN 104292978A CN 201410594974 A CN201410594974 A CN 201410594974A CN 104292978 A CN104292978 A CN 104292978A
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- Prior art keywords
- ink
- film
- covered iron
- special
- thermofixation
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—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
- C09D11/105—Alkyd resins
-
- 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
Abstract
The invention discloses special thermosetting flat plate offset printing ink for membrane-covered iron and a preparation method thereof. The offset printing ink is characterized by being prepared from the following components in percentage by weight: 65-70% of metal printing ink connecting materials, 4-6% of a NO.1 solvent, 18-21% of pigment, 1.8-2.1% of a printing ink anti-emulsifying agent, 0.4-0.6% of an antioxidant, 0.4-0.6% of a catalyst, 0.8-1.2% of a thixotropic agent, and 1-2% of a NO.2 solvent. According to the offset printing ink and the preparation method thereof, through the adoption of the ink, the utilization and the printing of a bottom coating are eliminated, and the cost is lowered; a printing procedure is eliminated, and the efficiency is improved; moreover, the problem that the adhesive force between a conventional printing bottom coating and tinplate is probably poor is overcome.
Description
Technical field
The present invention relates to tin graphed sheet offset lithographic ink area, be specifically related to special thermofixation offset lithographic ink of a kind of film-covered iron and preparation method thereof.
Background technology
Metal sheet film coating technique is plastic film and metal sheet by high temperature hot pressing, film is pasted processing technology on a metal plate.Film coating technique was born in Japan in 1977, at first for tank processed, can replace interior painting, outer painting technology, develop into the multiple fields such as building materials are in-built, appliance shell, boats and ships are in-built till now.Overlay film processing is not owing to using tackiness agent, solvent, so not containing formaldehyde, and plastic film can be passed through the process such as beautifying and decorating, antibacterial, resist printing, ensure that the security of human body and effect that is healthy, that simultaneously serve again environmental protection.Be applied to the film coated plate of tank industry processed, be commonly called as film-covered iron, using film-covered iron as base material, usually the offset lithographic of printing heat solidification in the above ink, sticking power between traditional thermofixation offset lithographic ink and film-covered iron, processibility easily produce bad, even need the undercoat being coated with one deck Bai Keding or end oil on film-covered iron to strengthen sticking power, to improve processibility, this just loses the meaning of film-covered iron printing.
Summary of the invention
In order to overcome the problem of above-mentioned prior art, the invention provides a kind ofly exempt primary coat, thermofixation offset lithographic ink that between raising and film-covered iron, the film-covered iron of sticking power, processibility is special and preparation method thereof.
Technical scheme of the present invention is: the thermofixation offset lithographic ink that a kind of film-covered iron is special, it is characterized in that: be prepared from by weight percentage by following ingredients: metal printing ink connecting material 65-70%, a solvent 4-6%, pigment 18-21%, ink non-emulsifying agent 1.8-2.1%, antioxidant 0.4-0.6%, catalyzer 0.4-0.6%, thixotropic agent 0.8-1.2%, No. two solvent 1-2%.
Described metal printing ink connecting material is Synolac, metal printing ink connecting material provides ink film subjectivity property in this ink system, it is the main component of this ink performance, have influence on the salient features of ink, to the sticking power of layer of ink, soft or hard degree, rub resistance, stretching bending processes etc., play vital effect to the gloss, viscosity, water-fast solvent resistant, acid and alkali-resistance, temperature tolerance etc. of ink; Its curing speed is fast, and can reduce the temperature needed for baking or shorten by the set time needed for baking oven, such as script is may shorten to 3 minutes in 10 minutes at the baking time of temperature 300F.
Described ink non-emulsifying agent is ethylene oxide propylene oxide segmented copolymer, this multipolymer can effectively reduce ink hygroscopicity value, reach ink-water balance rapidly, improve ink resistance to emulsification, the expansion of effective control printing net-point, increase field density, overcome that the poor fluidity, the transitivity that cause because emulsification is serious are poor, heap version, greasing, float the disadvantages such as dirty.
Described antioxidant can effectively prevent ink to be oxidized in atmosphere, stablizes the performance of ink, extends the shelf life.
Described catalyzer is Mn catalyst, can promote the drying of ink, makes the drying of ink film from top to bottom or from surface to inside, and can improve the gloss of ink.
Described thixotropic agent is aerosil, can effectively anti-sag and anti-settling.
A described solvent and No. two solvents are the varsol after Porous deproteinized bone, this kind solvent is colorless and odorless transparent liquid, there is boiling range narrow, aromaticity content is low, the feature that solvability is good, and they have relatively high occupational exposure limit (OELs), meet requirement that is healthy and environment regulations, relative environmental protection.
Preparation method of the present invention comprises the steps:
(1) first the varsol after metal printing ink connecting material, Porous deproteinized bone, ink non-emulsifying agent, antioxidant, catalyst feed are added and feed intake in cylinder;
(2) under the rapid stirring of stirrer, mix material, stir 10-30 minute to even with stirrer;
(3) pigment and thixotropic agent is added again, with stirrer rapid stirring 10-30 minute;
(4) by the above-mentioned material mixed through three-roller pressure rolling to fineness≤15 micron;
(5) finally stir again, adjust viscosity to standard-required with the varsol 1-2% after Porous deproteinized bone.
Beneficial effect of the present invention is: the special thermofixation offset lithographic ink of film-covered iron is compared with traditional thermofixation offset lithographic ink, mainly improve the sticking power between ink layer and film-covered iron, not be used on film-covered iron and be coated with corresponding Bai Keding or end oil, ink also can be attached to above film-covered iron well, eliminate using and printing of primary coat, reduce cost, reduce by one printing process, improve working efficiency; And owing to improve sticking power, processing characteristics also improves thereupon, the paint film non-explosive fission shape formed after drying, reduces the probability of tank processed scratch and quick-fried paint, and more resistance to transport.
Embodiment
Below by specific embodiment, the present invention is described in detail.
The invention provides the thermofixation offset lithographic ink that a kind of film-covered iron is special, it comprises component and weight percent is as follows: Synolac 65-70%, varsol 4-6% after Porous deproteinized bone, pigment 18-21%, ink non-emulsifying agent 1.8-2.1%, antioxidant 0.4-0.6%, Mn catalyst 0.4-0.6%, thixotropic agent 0.8-1.2%, the varsol 1-2% after Porous deproteinized bone.
The curing speed of described Synolac is fast, and can reduce the temperature needed for baking or shorten by the set time needed for baking oven, such as script is may shorten to 3 minutes in 10 minutes at the baking time of temperature 300F.
Described ink non-emulsifying agent can effectively reduce ink hygroscopicity value, be up to the standard rapidly weighing apparatus, improves ink resistance to emulsification, effectively controls the expansion of printing net-point, increase field density, overcome that the poor fluidity, the transitivity that cause because emulsification is serious are poor, heap version, greasing, float the disadvantages such as dirty; Antioxidant can effectively prevent ink to be oxidized in atmosphere, stablizes the performance of ink, extends the shelf life; Mn catalyst can promote the drying of ink, makes the drying of ink film from top to bottom or from surface to inside, and can improve the gloss of ink; Described thixotropic agent is aerosil, can effectively anti-sag and anti-settling;
Varsol after described Porous deproteinized bone is colorless and odorless transparent liquid, has boiling range narrow, and aromaticity content is low, the feature that solvability is good, and they have relatively high occupational exposure limit (OELs), meets requirement that is healthy and environment regulations, relative environmental protection.
Wherein metal printing ink connecting material provides ink film subjectivity property in this ink system, determine the main component of this ink performance, have influence on the salient features of ink, to the sticking power of layer of ink, soft or hard degree, rub resistance, stretching bending processes etc., play vital effect to the gloss, viscosity, water-fast solvent resistant, acid and alkali-resistance, temperature tolerance etc. of ink; Ink non-emulsifying agent proportion in this ink system is not high, but it is very crucial, reduce ink hygroscopicity value, ink is made to reach ink-water balance rapidly, improve ink resistance to emulsification, the expansion of printing net-point in effective control printing process, increases field density, overcomes that the poor fluidity, the transitivity that cause because emulsification is serious are poor, heap version, greasing, floats the drawbacks such as dirty; Siccative can promote the drying of ink in this ink system, makes the drying of ink film from top to bottom or from surface to inside, and can improve the gloss of ink; Antioxidant can effectively prevent ink to be oxidized in atmosphere, stablizes the performance of ink, extends the shelf life; The viscosity of solvent adjustment ink, mobility and rate of drying etc.; Aerosil thixotropic agent plays the effect of anti-sag anti-settling in this ink system.
The preparation method of the thermofixation offset lithographic ink that film-covered iron of the present invention is special, is made up of following concrete steps:
Step 1, takes each component by weight percentage: resin 65-70%, the varsol 4-6% after Porous deproteinized bone, pigment 18-21%, ink non-emulsifying agent 1.8-2.1%, antioxidant 0.4-0.6%, catalyzer 0.4-0.6%, thixotropic agent 0.8-1.2%, the varsol 1-2% after Porous deproteinized bone;
Step 2, in order by metal printing ink connecting material, the varsol after Porous deproteinized bone, ink non-emulsifying agent, antioxidant, catalyst feed adds and feeds intake in cylinder, under the quick shelves of stirrer stir, mixes material, stirs 20 minutes to evenly with stirrer;
Step 3, by pigment, what thixotropic agent put into that the material of step 2 stirred feeds intake in cylinder, stirs 20 minutes, powder and resin etc. are mixed sufficiently uniformly with the quick shelves of stirrer;
Step 4, moves on to by three-roller by the above-mentioned cylinder that feeds intake mixing material, and by three-roller pressure rolling material, to fineness≤15, micron fineness is qualified in pressure rolling;
Step 5, after fineness of materials is qualified, stirs after discharging from three-roller again, adjusts viscosity to standard-required with solvent 1-2%.
Before printing press uses on ink, supporting stand linseed oil generally can be selected to debug, find best ink viscosity and mobility, make it to meet confidential asking, existing good transferability can not produce again phenomenons such as getting rid of ink and dirty plate.
Claims (6)
1. the thermofixation offset lithographic ink that a film-covered iron is special, it is characterized in that: be prepared from by weight percentage by following ingredients: metal printing ink connecting material 65-70%, a solvent 4-6%, pigment 18-21%, ink non-emulsifying agent 1.8-2.1%, antioxidant 0.4-0.6%, catalyzer 0.4-0.6%, thixotropic agent 0.8-1.2%, No. two solvent 1-2%, a described solvent and No. two solvents are the varsol after Porous deproteinized bone.
2. the thermofixation offset lithographic ink that film-covered iron according to claim 1 is special, is characterized in that: described metal printing ink connecting material is Synolac.
3. the thermofixation offset lithographic ink that film-covered iron according to claim 1 is special, is characterized in that: described ink non-emulsifying agent is ethylene oxide propylene oxide segmented copolymer.
4. the thermofixation offset lithographic ink that film-covered iron according to claim 1 is special, is characterized in that: described catalyzer is Mn catalyst.
5. the thermofixation offset lithographic ink that film-covered iron according to claim 1 is special, is characterized in that: described thixotropic agent is aerosil.
6. the preparation method of the thermofixation offset lithographic ink that film-covered iron according to claim 1 is special, is characterized in that: comprise the steps:
(1) first the varsol after metal printing ink connecting material, Porous deproteinized bone, ink non-emulsifying agent, antioxidant, catalyst feed are added and feed intake in cylinder;
(2) under the rapid stirring of stirrer, mix material, stir 10-30 minute to even with stirrer;
(3) pigment and thixotropic agent is added again, with stirrer rapid stirring 10-30 minute;
(4) by the above-mentioned material mixed through three-roller pressure rolling to fineness≤15 micron;
(5) finally stir again, adjust viscosity to standard-required with the varsol 1-2% after Porous deproteinized bone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410594974.7A CN104292978A (en) | 2014-10-30 | 2014-10-30 | Special thermosetting flat plate offset printing ink for membrane-covered iron and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410594974.7A CN104292978A (en) | 2014-10-30 | 2014-10-30 | Special thermosetting flat plate offset printing ink for membrane-covered iron and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104292978A true CN104292978A (en) | 2015-01-21 |
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| CN201410594974.7A Pending CN104292978A (en) | 2014-10-30 | 2014-10-30 | Special thermosetting flat plate offset printing ink for membrane-covered iron and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055603A (en) * | 2019-12-31 | 2020-04-24 | 安徽省粤隆印刷科技有限公司 | Packaging box printing process for preventing excessive emulsification of residual ink and formation of residues |
| CN111635664A (en) * | 2020-06-24 | 2020-09-08 | 杭州恒达印刷包装有限公司 | Emulsion stabilizer for preventing ink from over-emulsification |
| CN114773910A (en) * | 2022-04-25 | 2022-07-22 | 北京金印联国际供应链管理有限公司 | Offset printing ink with high anti-emulsifying property and preparation method thereof |
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| US4680058A (en) * | 1982-08-04 | 1987-07-14 | Hitachi, Ltd. | White ink composition for ink-jet printing |
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| CN102666748A (en) * | 2009-12-28 | 2012-09-12 | 松井化学股份有限公司 | Printing ink composition for metal and printed metal sheet obtained using same |
| CN103333550A (en) * | 2013-07-09 | 2013-10-02 | 珠海市乐通化工股份有限公司 | Novel laminated steel ink and preparation method thereof |
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2014
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| US4680058A (en) * | 1982-08-04 | 1987-07-14 | Hitachi, Ltd. | White ink composition for ink-jet printing |
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| CN102666748A (en) * | 2009-12-28 | 2012-09-12 | 松井化学股份有限公司 | Printing ink composition for metal and printed metal sheet obtained using same |
| CN103333550A (en) * | 2013-07-09 | 2013-10-02 | 珠海市乐通化工股份有限公司 | Novel laminated steel ink and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055603A (en) * | 2019-12-31 | 2020-04-24 | 安徽省粤隆印刷科技有限公司 | Packaging box printing process for preventing excessive emulsification of residual ink and formation of residues |
| CN111055603B (en) * | 2019-12-31 | 2021-11-05 | 安徽省粤隆印刷科技有限公司 | Packaging box printing process for preventing excessive emulsification of residual ink and formation of residues |
| CN111635664A (en) * | 2020-06-24 | 2020-09-08 | 杭州恒达印刷包装有限公司 | Emulsion stabilizer for preventing ink from over-emulsification |
| CN114773910A (en) * | 2022-04-25 | 2022-07-22 | 北京金印联国际供应链管理有限公司 | Offset printing ink with high anti-emulsifying property and preparation method thereof |
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Application publication date: 20150121 |
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