CN102732103A - High-printing-property environment-friendly water-based back surface coating for packaging materials as well as preparation method thereof - Google Patents
High-printing-property environment-friendly water-based back surface coating for packaging materials as well as preparation method thereof Download PDFInfo
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- CN102732103A CN102732103A CN2012102568443A CN201210256844A CN102732103A CN 102732103 A CN102732103 A CN 102732103A CN 2012102568443 A CN2012102568443 A CN 2012102568443A CN 201210256844 A CN201210256844 A CN 201210256844A CN 102732103 A CN102732103 A CN 102732103A
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Abstract
The invention discloses a high-printing-property environment-friendly water-based back surface coating for packaging materials as well as a preparation method thereof, wherein the high-printing-property environment-friendly water-based back surface coating is characterized by comprising the following components in parts by weight: 5-12 parts of water-based acrylic resin, 17-33 parts of styrene-acrylic emulsion, 1-4 parts of 28wt% of ammonia water, 10-50 parts of organic solvent, 10-50 parts of deionized water and 1-10 parts of addition agent. The preparation method comprises the following steps of: smashing the water-based acrylic resin into powder; adding the ammoina water and deionized water in a dispersion machine; stirring, and adding the water-based acrylic resin powder; after adding, accelerating the rotation speed until the water-based acrylic resin is dissolved completely; stirring and adding the water-based acrylic resin solution, the styrene-acylic emulsion, the organic solvent and the addition agent, and stirring until mixing uniformly; and filtering, thereby obtaining the high-printing-property environment-friendly water-based back surface coating. According to the invention, the printing property of the back surface coating is intensified, and further the defect of insufficient printing adaptability of the water-based back surface coating is changed.
Description
Technical field
The present invention relates to environment-friendly water-based CB coating of a kind of high printing and preparation method thereof, belong to field of packaging material.
Background technology
Popularization along with the environmental protection notion; People in activities such as production operation and personal consumption to the influence of variation of ecology and environment pay attention to day by day; Packaging industry is also more and more paid attention to the feature of environmental protection of each product; Especially for the packing of aspects such as food, medicine, tobacco and wine, not only require its production process be environmentally friendly, institute's packing material is not had influence, and to require when these packings of recycling also be environmental protection; Solvent type CB coating quite is short of aspect environmental protection, and water-based CB coating compliance with environmental protection requirements very just.Compare with the solvent-borne type CB coating in addition, the water-based CB coating also has advantages such as cost is low, transparency is strong, wear resistance is good, so the water-based CB coating is adopted by increasing packing producer, and is the situation that increases year by year.Certainly the water-based CB coating also has some shortcomings, such as: rate of drying is slow, printing adaptability deficiency etc.
Summary of the invention
The objective of the invention is to remedy the deficiency of prior art, fast, environmentally friendly water-based CB coating of a kind of suitable printing, rate of drying and preparation method thereof is provided.
To achieve these goals, the invention provides a kind of wrapping material, it is characterized in that, comprise following component in weight part with the environment-friendly water-based CB coating of high printing:
Preferably, the weight content of ammonia is 28% in the said ammoniacal liquor.
Preferably, described water-borne acrylic resin is at least a in phenylpropyl alcohol, pure third, silicon third and the modified aqueous acrylic acid resin, and its number-average molecular weight is 7500-12000, and the Tg value is 80-95 ℃, and acid number is 195-225mgKOH/g.
Preferably, described benzene emulsion comprises not filming emulsion of phenylpropyl alcohol filming emulsion and phenylpropyl alcohol, and the Tg value of phenylpropyl alcohol filming emulsion is 15-25 ℃, and acid number is 45-65mgKOH/g, and minimum film-forming temperature is not more than 5 ℃; The phenylpropyl alcohol not Tg value of filming emulsion is 90-105 ℃, and acid number is 45-60mgKOH/g, and minimum film-forming temperature is not more than 80 ℃.
Further, said phenylpropyl alcohol filming emulsion and phenylpropyl alcohol not the weight ratio of filming emulsion be 2: 3.
Preferably, described organic solvent is at least a in ethanol and the Ucar 35.
Preferably, described auxiliary agent is at least a in wetting agent, flow agent, skimmer, slip(ping)agent, softening agent, thickening material, inhibitor and the thermo-stabilizer.
The present invention also provides the preparation method of above-mentioned wrapping material with the environment-friendly water-based CB coating of high printing, it is characterized in that, may further comprise the steps:
The first step: water-borne acrylic resin is ground into the powder that the order number is 100-200, continues to employ;
Second step: in dispersion machine, add ammoniacal liquor, deionized water, add the water-borne acrylic resin powder that the first step obtains while stirring, rotating speed is 500-800r/min; After adding, rev up is to 1200r/min, dissolves fully to water-borne acrylic resin;
The 3rd step: stir the limit in reaction kettle the inside and add water-borne acrylic resin solution, benzene emulsion, organic solvent, the auxiliary agent that second step obtained, stirring velocity is 600-800r/min, is stirred to mix;
The 4th step: the mixture that the 3rd step was obtained filters with 200-300 purpose filtering net, obtains the environment-friendly water-based CB coating of high printing.
The present invention has strengthened the printing performance of CB coating, and then has changed the insufficient shortcoming of water-based CB coating printing adaptability.
Embodiment
For making the present invention more obviously understandable,, elaborate as follows now with preferred embodiment.
Embodiment 1
The environment-friendly water-based CB coating of high printing is formulated by following component:
Table 1
| The composition title | Affiliated company and model | Mass percent (%) |
| Water-borne acrylic resin | BASF, J678 | 5.0 |
| Benzene emulsion | BASF Joncryl 77, Joncryl 89 | 32.6 |
| Ammoniacal liquor (containing ammonia 28wt%) | Shanghai chemical industry ltd of outstanding alliance | 1.4 |
| Ethanol | Xiang mound, Shanghai chemical industry ltd | 20.0 |
| 7605 water-based waxes slurry | France Cray Willie | 5.0 |
| MD-20 | U.S. air company | 0.5 |
| LM-901 | Chemical Industry Science Co., Ltd is ground in Shanghai forever | 0.5 |
| Deionized water | 35.0 |
To make 100 kilograms is example, and making method is following:
1, be ground into powder to 5 kilograms of J678 water-borne acrylic resins with kibbler earlier, the order number is 200, in dispersion machine, adds 7.7 kilograms of 1.4 kilograms of ammoniacal liquor and deionized waters; Add J678 vinyl resin powder while stirring, rotating speed 800r/min, add resin after; Rev up is to 1200r/min; Be dispersed to resin and dissolve fully, need 40 minutes, the good back of dissolving is subsequent use.
2, in reaction kettle, add the good J678 water-borne acrylic resin solution of dissolving, 89,5 kilograms of wax emulsions of kilogram 77,19.25 kilograms of Joncryl of 13.35 kilograms of Joncryl of BASF, 0.5 kilogram of MD-20,23.3 kilograms of deionized waters, 24 kilograms of alcohol, 0.5 kilogram of LM-901 successively; The limit edged stirs; Stirring velocity is controlled at 800r/min; Be stirred to component and mix, need 30 minutes.
3, filter with 200 purpose filtering nets, obtain the environment-friendly water-based CB coating of high printing.
Embodiment 2
The environment-friendly water-based CB coating of high printing is formulated by following component:
Table 2
| The composition title | Affiliated company and model | Mass percent (%) |
| Water-borne acrylic resin | BASF, J678 | 7.0 |
| Benzene emulsion | BASF Joncryl 77, Joncryl 89 | 28.0 |
| Ammoniacal liquor (containing ammonia 28wt%) | Shanghai chemical industry ltd of outstanding alliance | 2.0 |
| Ethanol | Xiang mound, Shanghai chemical industry ltd | 21.0 |
| 7605 water-based waxes slurry | France Cray Willie | 5.0 |
| MD-20 | U.S. air company | 0.5 |
| LM-901 | Chemical Industry Science Co., Ltd is ground in Shanghai forever | 0.5 |
| Deionized water | 36.0 |
To make 100 kilograms is example, and making method is following:
1, be ground into powder to 7 kilograms of J678 water-borne acrylic resins with kibbler earlier, the order number is 100, in dispersion machine, adds 11 kilograms of 2 kilograms of ammoniacal liquor and deionized waters; Add J678 vinyl resin powder while stirring, rotating speed 500r/min, add resin after; Rev up is to 1200r/min; Be dispersed to resin and dissolve fully, need 45 minutes, the good back of dissolving is subsequent use.
2, in reaction kettle, add dissolving good J678 water-borne acrylic resin solution, 89,5 kilograms of wax emulsions of 77,16.5 kilograms of Joncryl of 11.5 kilograms of BASF Joncryl, 0.5 kilogram of MD-20,23 kilograms of deionized waters, 23 kilograms of alcohol, 0.5 kilogram of LM-901 successively; The limit edged stirs; Stirring velocity is controlled at 600r/min; Be stirred to component and mix, need 35 minutes.
3, filter with 200 purpose filtering nets, obtain the environment-friendly water-based CB coating of high printing.
Embodiment 3
The environment-friendly water-based CB coating of high printing is formulated by following component:
Table 3
| The composition title | Affiliated company and model | Mass percent (%) |
| Water-borne acrylic resin | BASF, J678 | 9.0 |
| Benzene emulsion | BASF Joncryl 77, Joncryl 89 | 24.0 |
| Ammoniacal liquor (containing ammonia 28wt%) | Shanghai chemical industry ltd of outstanding alliance | 2.57 |
| Ethanol | Xiang mound, Shanghai chemical industry ltd | 22.0 |
| 7605 water-based waxes slurry | France Cray Willie | 5.0 |
| MD-20 | U.S. air company | 0.5 |
| LM-901 | Chemical Industry Science Co., Ltd is ground in Shanghai forever | 0.5 |
| Deionized water | 36.43 |
To make 100 kilograms is example, and making method is following:
1, be ground into powder to 9 kilograms of J678 water-borne acrylic resins with kibbler earlier, the order number is 150, in dispersion machine, adds 14 kilograms of 2.57 kilograms of ammoniacal liquor and deionized waters; Add J678 vinyl resin powder while stirring, rotating speed 700r/min, add resin after; Rev up is to 1200r/min; Be dispersed to resin and dissolve fully, need 45 minutes, the good back of dissolving is subsequent use.
2, in reaction kettle, add dissolving good J678 water-borne acrylic resin solution, 89,5 kilograms of wax emulsions of 77,14.2 kilograms of Joncryl of 9.8 kilograms of BASF Joncryl, 0.5 kilogram of MD-20,30 kilograms of deionized waters, 24.43 kilograms of alcohol, 0.5 kilogram of LM-901 successively; The limit edged stirs; Stirring velocity is controlled at 700r/min; Be stirred to component and mix, need 35 minutes.
3, filter with 200 purpose filtering nets, obtain the environment-friendly water-based CB coating of high printing.
Embodiment 4
The environment-friendly water-based CB coating of high printing is formulated by following component:
Table 4
| The composition title | Affiliated company and model | Mass percent (%) |
| Water-borne acrylic resin | BASF, J678 | 12.0 |
| Benzene emulsion | BASF Joncryl 77, Joncryl 89 | 17.4 |
| Ammoniacal liquor (containing ammonia 28wt%) | Shanghai chemical industry ltd of outstanding alliance | 3.43 |
| Ethanol | Xiang mound, Shanghai chemical industry ltd | 21.0 |
| 7605 water-based waxes slurry | France Cray Willie | 5.0 |
| MD-20 | U.S. air company | 0.5 |
| LM-901 | Chemical Industry Science Co., Ltd is ground in Shanghai forever | 0.5 |
| Deionized water | 40.17 |
To make 100 kilograms is example, and making method is following:
1, be ground into powder to 12 kilograms of J678 water-borne acrylic resins with kibbler earlier, the order number is 200, in dispersion machine, adds 18.9 kilograms of 3.43 kilograms of ammoniacal liquor and deionized waters; Add J678 vinyl resin powder while stirring, rotating speed 600r/min, add resin after; Rev up is to 1200r/min; Be dispersed to resin and dissolve fully, need 50 minutes, the good back of dissolving is subsequent use.
2, in reaction kettle, add dissolving good J678 water-borne acrylic resin solution, 89,5 kilograms of wax emulsions of 77,10.2 kilograms of Joncryl of 7.2 kilograms of BASF Joncryl, 0.5 kilogram of MD-20,21.27 kilograms of deionized waters, 21 kilograms of alcohol, 0.5 kilogram of LM-901 successively; The limit edged stirs; Stirring velocity is controlled at 800r/min; Be stirred to component and mix, need 40 minutes.
3, filter with 300 purpose filtering nets, obtain the environment-friendly water-based CB coating of high printing.
Comparative Examples
Adopt the existing ripe emulsion type products in market (Australian Ying Kekale printing ink Suzhou ltd, back of the body glazing oil).
The environment-friendly water-based CB coating of high printing of difference test implementation example 1-4 preparation and the performance of Comparative Examples:
One, the mensuration of paper surface water regain (cobb value):
With product and the Comparative Examples that embodiment 1-4 makes, coat on the base material, carry out the mensuration of cobb value after the drying.
Experiment equipment: vigorous water absorption meter (ZB---COBB125, Autotek S. r. l. of Hangzhou paper nation)
Experimental procedure: operate according to GB/T 1540 " the absorptive assay method of paper and cardboard (suddenly method) ".
It is following to record the result:
Table 5
Visible by table 5, the cobb value of embodiment 1-4 is significantly less than Comparative Examples, so the sealing effect of the coating that embodiment 1-4 makes is obviously good than Comparative Examples.
Two, the mensuration of paper roughness:
With product and the Comparative Examples that embodiment 1-4 makes, coat on the base material, carry out the mensuration of roughness after the drying.
Experiment equipment: AR300 roughmeter (Beijing epoch light south Science and Technology Ltd.)
Experimental procedure: require to operate according to the AR300 roughmeter.
It is following to record the result:
Table 6
Visible by table 6, the roughness after the embodiment 1-4 coating is significantly less than Comparative Examples, so the smooth property that embodiment 1-4 makes is obviously good than Comparative Examples.
Claims (8)
1. wrapping material is characterized in that with the environment-friendly water-based CB coating of high printing, comprise following component in weight part:
2. a kind of wrapping material as claimed in claim 1 is characterized in that with the environment-friendly water-based CB coating of high printing the weight content of ammonia is 28% in the said ammoniacal liquor.
3. a kind of wrapping material as claimed in claim 1 are with the environment-friendly water-based CB coating of high printing; It is characterized in that; Described water-borne acrylic resin is at least a in phenylpropyl alcohol, pure third, silicon third and the modified aqueous acrylic acid resin; Its number-average molecular weight is 7500-12000, and the Tg value is 80-95 ℃, and acid number is 195-225mgKOH/g.
4. a kind of wrapping material as claimed in claim 1 are with the environment-friendly water-based CB coating of high printing; It is characterized in that; Described benzene emulsion comprises not filming emulsion of phenylpropyl alcohol filming emulsion and phenylpropyl alcohol; The Tg value of phenylpropyl alcohol filming emulsion is 15-25 ℃, and acid number is 45-65mgKOH/g, and minimum film-forming temperature is not more than 5 ℃; The phenylpropyl alcohol not Tg value of filming emulsion is 90-105 ℃, and acid number is 45-60mgKOH/g, and minimum film-forming temperature is not more than 80 ℃.
5. a kind of wrapping material as claimed in claim 3 is characterized in that with the environment-friendly water-based CB coating of high printing said phenylpropyl alcohol filming emulsion and the phenylpropyl alcohol not weight ratio of filming emulsion are 2: 3.
6. a kind of wrapping material as claimed in claim 1 is characterized in that with the environment-friendly water-based CB coating of high printing, and described organic solvent is at least a in ethanol and the Ucar 35.
7. a kind of wrapping material as claimed in claim 1 are with the environment-friendly water-based CB coating of high printing; It is characterized in that described auxiliary agent is at least a in wetting agent, flow agent, skimmer, slip(ping)agent, softening agent, thickening material, inhibitor and the thermo-stabilizer.
8. the described a kind of wrapping material of claim 1 is characterized in that with the preparation method of the environment-friendly water-based CB coating of high printing, may further comprise the steps:
The first step: water-borne acrylic resin is ground into the powder that the order number is 100-200, continues to employ;
Second step: in dispersion machine, add ammoniacal liquor, deionized water, add the water-borne acrylic resin powder that the first step obtains while stirring, rotating speed is 500-800r/min; After adding, rev up is to 1200r/min, dissolves fully to water-borne acrylic resin;
The 3rd step: stir the limit in reaction kettle the inside and add water-borne acrylic resin solution, benzene emulsion, organic solvent, the auxiliary agent that second step obtained, stirring velocity is 600-800r/min, is stirred to mix;
The 4th step: the mixture that the 3rd step was obtained filters with 200-300 purpose filtering net, obtains the environment-friendly water-based CB coating of high printing.
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| CN104098968A (en) * | 2014-07-17 | 2014-10-15 | 李忠平 | Cloud coating |
| CN104937051A (en) * | 2013-01-14 | 2015-09-23 | 阿尔塔纳特拉有限公司 | Varnish having a microstructure |
| CN105062208A (en) * | 2015-08-04 | 2015-11-18 | 山东布瑞特油墨有限公司 | Flexographic plate water-based ink for high-speed printing and preparation method thereof |
| CN107573778A (en) * | 2017-09-14 | 2018-01-12 | 浩力森涂料（上海）有限公司 | Low PVC dark color water paint and preparation method thereof |
| CN108070305A (en) * | 2017-12-25 | 2018-05-25 | 中山市得高行知识产权中心（有限合伙） | A kind of elastic coating and its elastomeric paint |
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| CN112795313A (en) * | 2020-12-31 | 2021-05-14 | 武汉迪赛新材料有限公司 | Water-based playing card gloss oil with high gloss and high temperature resistance and preparation method thereof |
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| CN111187573A (en) * | 2020-02-21 | 2020-05-22 | 梁文波 | Playing card gloss oil and preparation method thereof |
| CN112708309A (en) * | 2020-12-31 | 2021-04-27 | 武汉迪赛新材料有限公司 | Water-based gloss oil with ultrahigh wear resistance and preparation method thereof |
| CN112795313A (en) * | 2020-12-31 | 2021-05-14 | 武汉迪赛新材料有限公司 | Water-based playing card gloss oil with high gloss and high temperature resistance and preparation method thereof |
| CN114232383A (en) * | 2021-12-27 | 2022-03-25 | 湖南和锐镭射科技有限公司 | Water-based anti-skid back coating liquid and preparation method thereof |
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Application publication date: 20121017 |