CN103254370A - Water-based pre-printing emulsion and preparation method thereof - Google Patents
Water-based pre-printing emulsion and preparation method thereof Download PDFInfo
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- CN103254370A CN103254370A CN2013101829008A CN201310182900A CN103254370A CN 103254370 A CN103254370 A CN 103254370A CN 2013101829008 A CN2013101829008 A CN 2013101829008A CN 201310182900 A CN201310182900 A CN 201310182900A CN 103254370 A CN103254370 A CN 103254370A
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Abstract
The invention discloses water-based pre-printing emulsion and a preparation method thereof. The emulsion comprises temperature-resistant pure acrylic emulsion, styrene maleic anhydride resin liquid, styrene, methyl methacrylate, butyl acrylate, a crosslinking agent isobutoxy methyl propenyl acid amide, an emulsifier, an initiator ammonium persulfate and deionized water. The preparation method of the emulsion comprises the following steps of: adding the temperature-resistant pure acrylic emulsion, the styrene maleic anhydride resin liquid and the deionized water into a reaction kettle; when the temperature of the kettle reaches 85 DEG C, adding the emulsifier and the initiator; after 15 minutes, dropping a mixed monomer dropwise for about 2.5 hours; preserving heat at 85 DEG C for 2 hours; and reducing temperature and cooling to obtain the water-based pre-printing emulsion. The water-based pre-printing emulsion with high heat resistance, high glossiness, high wear resistance and low coast is synthesized through the optimal design of raw material proportioning and improvement of a preparation process. Water-based pre-printing printing ink and gloss oil prepared from the pre-printing emulsion can meet the requirements of the existing pre-printing market.
Description
Technical field
The present invention relates to the water color ink art, refer in particular to a kind of waterborne preprinting emulsion and preparation method thereof.
Background technology
In recent years, rolled paper is preprinted processing technology and is adopted by increasing printing enterprise owing to have characteristics such as environmental protection, high-level efficiency.This technology is to carry out the facial tissue printing earlier, and the product that will be printed as then directly are contained on the corrugated paper production line, becomes corrugated cardboard with lining paper, stupefied paper Compound Machining.In the process of corrugated board production, for the tamanori finish-drying adhesion that allows in the corrugated cardboard, must be through high temperature drying.At present, the bake out temperature of state's Neva line is substantially more than 160 ℃, some at a high speed watt line bake out temperature in addition will be above 200 ℃.In this process, requiring in advance, variable color, mill flower can not take place even rub in printed pattern mass colour.Therefore, waterborne preprinting printing ink and gloss oil must have higher high temperature resistant frictional property.
The key of waterborne preprinting printing ink and gloss oil is to preprint emulsion.In the prior art, the thermotolerance of heatproof emulsion is limited, must add the zinc linking agent and just have the better heat-resisting effect, and have the viscosity height, defective such as solid content is low and gloss is low.It is reported that Zelan 338 SMA1000 resin has characteristics such as excellent thermotolerance, high gloss.Though the emulsion that with SMA1000 is the basis preparation has excellent thermotolerance and gloss, but exist shortcomings such as cost height, viscosity are low.
Summary of the invention
In view of this, the present invention is directed to the defective of prior art existence, its main purpose provides a kind of have heat-resisting, high gloss and waterborne preprinting emulsion and preparation method thereof cheaply.
For achieving the above object, the present invention adopts following technical scheme: a kind of waterborne preprinting emulsion, by quality 100%, include: heatproof pure-acrylic emulsion 15 ~ 20%, styrene-maleic anhydride resin liquid 15% ~ 20%, vinylbenzene 20 ~ 25%, methyl methacrylate 5 ~ 10%, butyl acrylate 2 ~ 5%, isobutoxy methylpropenyl acid amide 0 ~ 1%, do not contain APEO emulsifying agent 1 ~ 2%, initiator ammonium persulfate 0.3 ~ 0.5%, all the other are deionized water.
Described heatproof pure-acrylic emulsion is by quality 100%, comprise following component: deionized water is 65 ~ 70%, the polymerizable unsaturated acid is 3 ~ 6%, acrylate is 5 ~ 10%, methacrylic ester is 15 ~ 20%, non-acrylic acid series unsaturated monomer is 1 ~ 5%, chain-transfer agent is 0. 15 ~ 0. 25%, anion-nonionic type emulsifying agent is 0. 75 ~ 1%, polymerisable emulsifier is 0. 15 ~ 0. 25%, initiator is 0. 2 ~ 0. 25 %, and sodium bicarbonate is 0. 15 ~ 0. 3%, ammoniacal liquor is 1 ~ 5%.
Described heatproof pure-acrylic emulsion acid number is 130 ~ 150, the pH value is 8.5 ~ 9.0, solid content is 25 ~ 28%.
Described styrene-maleic anhydride resin liquid by quality 100%, includes
Styrene-maleic anhydride resin 30%;
Concentration is 20% ammoniacal liquor 25%;
Deionized water 45%.
The powder that described styrene-maleic anhydride resin is formed by vinylbenzene and maleic anhydride 1:1 copolymerization in molar ratio, its concrete model is pulverous SMA1000.
Described concentration is 20% ammoniacal liquor, and namely the mass percent of ammonia in ammoniacal liquor is 20%.
A kind of preparation method of waterborne preprinting emulsion comprises the steps:
1), heatproof pure-acrylic emulsion, styrene-maleic anhydride resin liquid and deionized water are added in the reactor, when treating that temperature in the kettle reaches 85 ℃, adds emulsifying agent and initiator;
2), after 15 minutes, begin to drip mix monomer, added in about 2.5 hours;
3), under 85 ℃ condition, be incubated 2 hours;
4) namely get the waterborne preprinting emulsion after, cooling, the cooling.
In preparation waterborne preprinting emulsion process, need to add less ammonia and regulate the pH value, make the interior pH value of still keep more than 8.5.
The present invention compared with prior art has tangible advantage and beneficial effect, defective at prior art, the present invention is by the optimization design of proportioning raw materials, and preparation technology improved, synthesized the waterborne preprinting emulsion with excellent heat resisting and high gloss performance, this is preprinted emulsion and also has good abrasion resistance, comparatively suitable viscosity and lower cost, utilize this waterborne preprinting printing ink of preprinting emulsion preparation and gloss oil can satisfy the demand of preprinting market at present, have market popularization value.
Embodiment
Heatproof pure-acrylic emulsion used in the present invention and preparation method thereof is prior art, does not do chela at this and states, and the composition of raw materials of heatproof pure-acrylic emulsion used in the present invention is:
Mix monomer: MMA (methyl methacrylate) is 55kg 5., BA (the vinylformic acid fourth is cruel) 1.85kg, MAA (methacrylic acid) 2.0kg, NMA (the light Methacrylamide of N-) 0. 5kg, DAP (Phthalic acid, diallyl ester) 0. 2kg;
Chain-transfer agent: 0.1kg TPMS(diphenyl methyl amylene);
Emulsifying agent: DNS-458 (polyoxyethylene nonylphenol ether sulfuric acid is pressed) 0. 3kg;
HAPS (3-allyloxy-2-hydroxyl-1-propane sulfonic acid sodium salt) 0. 1 kg;
Initiator: APS (persulfuric acid is pressed) 0. 08kg;
Buffer reagent: NaHC03 (sodium bicarbonate) 0. lkg;
Ammoniacal liquor (mass percent of ammonia in ammoniacal liquor is 20%) is 5kg 1.;
Deionized water 28kg.
Embodiment one:
1), 160 gram heatproof pure-acrylic emulsions (solid content 25%), 200 gram styrene-maleic anhydride resin liquid (solid content 30%) and 290 gram deionized waters are added in the reactor, when treating that temperature in the kettle reaches 85 ℃, add 15 gram emulsifying agent F137 and 4 gram initiator ammonium persulfates; Described styrene-maleic anhydride resin liquid is that 20% ammoniacal liquor 50 grams and deionized water 90 grams mix by styrene-maleic anhydride resin 60 gram, concentration.The powder that described styrene-maleic anhydride resin is formed by vinylbenzene and maleic anhydride 1:1 copolymerization in molar ratio, its concrete model is pulverous SMA1000.
2), after 15 minutes, begin to drip mix monomer (vinylbenzene 220 gram, methyl methacrylate 60 grams, butyl acrylate 50 grams), added in 2.5 hours;
3), keep 85 ℃, be incubated 2 hours.
4), be cooled to 50 ℃, add less ammonia and regulate the pH value more than 8.5, filtration can get that solid content is 43.5%, viscosity is the latex A of preprinting of 60 seconds (the homemade 4# of being coated with cup, 30 ℃).
Embodiment two:
1), 160 gram heatproof pure-acrylic emulsions (solid content about 25%), 200 gram styrene-maleic anhydride resin liquid (solid content 30%) and 290 gram deionized waters are added in the reactor, when treating that temperature in the kettle reaches 85 ℃, add 15 gram emulsifying agent F137 and 4 gram initiator ammonium persulfates; Described styrene-maleic anhydride resin liquid is that 20% ammoniacal liquor 50 grams and deionized water 90 grams mix by styrene-maleic anhydride resin 60 gram, concentration.The powder that described styrene-maleic anhydride resin is formed by vinylbenzene and maleic anhydride 1:1 copolymerization in molar ratio, its concrete model is pulverous SMA1000.
2), after 15 minutes, begin to drip mix monomer (vinylbenzene 220 gram, methyl methacrylate 60 grams, butyl acrylate 40 grams, 10 gram isobutoxy methylpropenyl acid amides), added in 2.5 hours;
3), keep 85 ℃, be incubated 2 hours.
4), be cooled to 50 ℃, add less ammonia and regulate the pH value more than 8.5, filtration can get that solid content is 43.5%, viscosity be 65 seconds (the homemade 4# of being coated with cup, 30 ℃) preprint emulsion B.
The water color ink of Application Example:
Preprinting latex A, to preprint emulsion B and heatproof pure-acrylic emulsion respectively as stand linseed oil, the red waterborne preprinting printing ink of preparation identical viscosities, specific as follows
The red waterborne preprinting ink formulations of table 1
The performance of three kinds of waterborne preprinting printing ink in the table 1 is compared as follows:
Table 2 performance comparison table
Annotate: ground is coated duplex board with grey back
Testing method and plant and instrument:
Thermotolerance: use HST-H3 heat-sealing tester to test under 180 ℃ condition, 10 grades best, and expression printing ink China ink layer is not almost rubbed; 1 grade the poorest, and expression printing ink China ink layer is almost rubbed.Repeating 3 times averages.
Glossiness: use the WGG60-E4 Grossmeters, with reference to National Standard GB/T 13217.2-2009 liquid ink gloss detection method " detect.Repeating 5 times averages.
Resistance to abrasion: use the SUTHERLAND2000 wear resistant instrument, condition: 4 pounds of pressure, 4 grades of speed, 100 times back and forth.Abrasion resistance represents that with the 1-10 grade 1 expression is faded fully, and 10 expressions are not almost faded, and the more high abrasion resistance that shows of grade is more good.Repeating 3 times averages.
By table 2 as seen, the waterborne preprinting printing ink of waterborne preprinting emulsion preparation of the present invention has higher thermotolerance, glossiness and resistance to abrasion.
The water-based gloss oil of Application Example:
To preprint latex A and to preprint emulsion B be that main body is prepared the waterborne preprinting gloss oil respectively, contrast different wax dispensers to heat-resisting influence.Specific as follows:
Table 3 waterborne preprinting gloss oil prescription
The performance of four kinds of waterborne preprinting gloss oil in the table 3 is compared as follows:
Table 4 performance comparison table
Annotate: ground is coated duplex board with grey back, and background color is with a kind of red waterborne preprinting printing ink, carries out performance test after half an hour again at 80 ℃ of oven dryings after the oil polish.
Testing method and plant and instrument:
Thermotolerance: use the accurate hot-plate of MEA-2 digital display to test under 180 ℃ condition, 10 grades best, and expression gloss oil coating is not almost by the mill flower; 1 grade the poorest, and expression gloss oil coating is almost by the mill flower.Repeating 3 times averages.
Glossiness: use the WGG60-E4 Grossmeters, with reference to National Standard GB/T 13217.2-2009 liquid ink gloss detection method " detect.Repeating 5 times averages.
Resistance to abrasion: use the SUTHERLAND2000 wear resistant instrument, condition: 4 pounds of pressure, 4 grades of speed, 200 times back and forth.Abrasion resistance represents that with the 1-10 grade 1 expression is faded fully, and 10 expressions are not almost faded, and the more high abrasion resistance that shows of grade is more good.Repeating 3 times averages.
By table 4 as seen, under the equal conditions, add the tetrafluoroethylene wax dispenser and can improve thermotolerance and resistance to abrasion; Waterborne preprinting emulsion B of the present invention has higher thermotolerance and resistance to abrasion than A, adopts isobutoxy methylpropenyl acid amide can improve cross-linking density effectively, thereby improves thermotolerance and the resistance to abrasion of coating.
The above, it only is preferred embodiment of the present invention, be not that technical scope of the present invention is imposed any restrictions, so every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any trickle modification, equivalent variations and modification that above embodiment makes.
Claims (6)
1. waterborne preprinting emulsion, it is characterized in that: by quality 100%, include: heatproof pure-acrylic emulsion 15 ~ 20%, styrene-maleic anhydride resin liquid 15% ~ 20%, vinylbenzene 20 ~ 25%, methyl methacrylate 5 ~ 10%, butyl acrylate 2 ~ 5%, isobutoxy methylpropenyl acid amide 0 ~ 1%, do not contain APEO emulsifying agent 1 ~ 2%, initiator ammonium persulfate 0.3 ~ 0.5%, all the other are deionized water.
2. a kind of waterborne preprinting emulsion according to claim 1, it is characterized in that: described heatproof pure-acrylic emulsion is by quality 100%, comprise following component: deionized water is 65 ~ 70%, the polymerizable unsaturated acid is 3 ~ 6%, acrylate is 5 ~ 10%, methacrylic ester is 15 ~ 20%, non-acrylic acid series unsaturated monomer is 1 ~ 5%, chain-transfer agent is 0. 15 ~ 0. 25%, anion-nonionic type emulsifying agent is 0. 75 ~ 1%, polymerisable emulsifier is 0. 15 ~ 0. 25%, initiator is 0. 2 ~ 0. 25 %, and sodium bicarbonate is 0. 15 ~ 0. 3%, ammoniacal liquor is 1 ~ 5%.
3. a kind of waterborne preprinting emulsion according to claim 1 is characterized in that: described heatproof pure-acrylic emulsion acid number is 130 ~ 150, the pH value is 8.5 ~ 9.0, solid content is 25 ~ 28%.
4. a kind of waterborne preprinting emulsion according to claim 1, it is characterized in that: described styrene-maleic anhydride resin liquid by quality 100%, includes
Styrene-maleic anhydride resin 30%;
Concentration is 20% ammoniacal liquor 25%;
Deionized water 45%;
The powder that described styrene-maleic anhydride resin is formed by vinylbenzene and maleic anhydride 1:1 copolymerization in molar ratio.
5. preparation method of waterborne preprinting emulsion according to claim 1 is characterized in that: comprises the steps,
1), heatproof pure-acrylic emulsion, styrene-maleic anhydride resin liquid and deionized water are added in the reactor, when treating that temperature in the kettle reaches 85 ℃, adds emulsifying agent and initiator;
2), after 15 minutes, begin to drip mix monomer, added in 2.5 hours;
3), under 85 ℃ condition, be incubated 2 hours;
4) namely get the waterborne preprinting emulsion after, cooling, the cooling.
6. the preparation method of a kind of waterborne preprinting emulsion according to claim 5 is characterized in that: in preparation waterborne preprinting emulsion process, need to add less ammonia and regulate the pH value, make the interior pH value of still keep more than 8.5.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647309A (en) * | 2014-11-28 | 2016-06-08 | 合众（佛山）化工有限公司 | SMA modified cationic acrylic water-based woodware transparent sealing primer |
| CN105694602A (en) * | 2014-11-27 | 2016-06-22 | 合众（佛山）化工有限公司 | Preparation method of highlight high-temperature-resistant waterborne glazing oil |
| CN105693944A (en) * | 2014-11-27 | 2016-06-22 | 合众（佛山）化工有限公司 | Preparation method of high-temperature-resistant modified styrene acrylic emulsion |
| CN109293840A (en) * | 2018-09-26 | 2019-02-01 | 四会市东南水墨有限公司 | Monomer mixed solution and anti-skidding lotion and preparation method thereof is preprinted with the aqueous of its |
| CN113897094A (en) * | 2021-10-29 | 2022-01-07 | 广东英科集团股份有限公司 | Water-based gravure preprinting gloss oil and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1093379A (en) * | 1992-11-04 | 1994-10-12 | 亨凯尔公司 | Latex for heat-resistant inks |
| CN101735378A (en) * | 2009-11-24 | 2010-06-16 | 东莞市英科水墨有限公司 | Pure acrylic emulsion for waterborne preprinting gloss oil and preparation method thereof |
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2013
- 2013-05-17 CN CN201310182900.8A patent/CN103254370B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093379A (en) * | 1992-11-04 | 1994-10-12 | 亨凯尔公司 | Latex for heat-resistant inks |
| CN101735378A (en) * | 2009-11-24 | 2010-06-16 | 东莞市英科水墨有限公司 | Pure acrylic emulsion for waterborne preprinting gloss oil and preparation method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694602A (en) * | 2014-11-27 | 2016-06-22 | 合众（佛山）化工有限公司 | Preparation method of highlight high-temperature-resistant waterborne glazing oil |
| CN105693944A (en) * | 2014-11-27 | 2016-06-22 | 合众（佛山）化工有限公司 | Preparation method of high-temperature-resistant modified styrene acrylic emulsion |
| CN105693944B (en) * | 2014-11-27 | 2019-01-29 | 合众（佛山）化工有限公司 | A kind of preparation method of heat resist modification styrene-acrylic emulsion |
| CN105647309A (en) * | 2014-11-28 | 2016-06-08 | 合众（佛山）化工有限公司 | SMA modified cationic acrylic water-based woodware transparent sealing primer |
| CN105647309B (en) * | 2014-11-28 | 2017-10-20 | 合众（佛山）化工有限公司 | A kind of acrylic acid aqueous woodenware transparent confinement priming paint of SMA modified cations |
| CN109293840A (en) * | 2018-09-26 | 2019-02-01 | 四会市东南水墨有限公司 | Monomer mixed solution and anti-skidding lotion and preparation method thereof is preprinted with the aqueous of its |
| CN109293840B (en) * | 2018-09-26 | 2020-10-16 | 四会市东南水墨有限公司 | Monomer mixed solution, water-based anti-skid preprinting emulsion applying monomer mixed solution and preparation method of water-based anti-skid preprinting emulsion |
| CN113897094A (en) * | 2021-10-29 | 2022-01-07 | 广东英科集团股份有限公司 | Water-based gravure preprinting gloss oil and preparation method thereof |
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Address after: Chashan town Tong Kok village 523393 Guangdong city of Dongguan Province on Tong industrial area Patentee after: GUANGDONG YINGKE GROUP CO., LTD. Address before: Cha Shan Zhen Tang Jiao Cun 523000 Guangdong city in Dongguan province of Dongguan City Tong industrial area INTCO Ink Co Ltd Patentee before: Dongguan Yingke Printing Ink Co., Ltd. |