CN103103820A - Polyacrylate binder for pigment printing and preparation method of polyacrylate binder - Google Patents
Polyacrylate binder for pigment printing and preparation method of polyacrylate binder Download PDFInfo
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- CN103103820A CN103103820A CN2012105567885A CN201210556788A CN103103820A CN 103103820 A CN103103820 A CN 103103820A CN 2012105567885 A CN2012105567885 A CN 2012105567885A CN 201210556788 A CN201210556788 A CN 201210556788A CN 103103820 A CN103103820 A CN 103103820A
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Abstract
The invention discloses a polyacrylate binder for pigment printing. The binder is prepared by polymerizing the following raw materials: a hard monomer, a soft monomer, a functional monomer, a compound emulsifying agent, organic silicone, an initiator, a pH regulating agent and deionized water. The invention also provides a preparation method of the polyacrylate binder for the pigment printing. According to the binder and the preparation method disclosed by the invention, proper proportion of the soft monomer to the hard monomer is selected, the mixture of a negative ion emulsifying agent and a nonionic emulsifying agent is used, and the binder is obtained through core-shell polymerization reaction so as to ensure that the binder for the pigment printing disclosed by the invention has pretty low film forming temperature, pretty good water resistance, and good scrubbing resistance, and can be widely applied to a pigment printing process in a dyeing and printing industry.
Description
Technical field
The invention belongs to the weaving paint field, relate in particular to a kind of polyacrylate coating printing adhesive and preparation method thereof.
Background technology
The characteristics such as COAT PRINTING technique had both had lovely luster, chromatogram is complete, tinctorial yield is high and colorant match is easy, have again the advantages such as easy, the energy-saving and cost-reducing and cost of technological process is lower, thereby its development in recent years rapidly, and more and more be subject to the great attention of dyeing.The COAT PRINTING process is mainly by means of the adhesive film forming matter, with water insoluble, fabric is anchored on fabric without affinity and reactive pigment, thereby reach painted purpose, therefore the performance of adhesive will directly affect the quality of stamp finished product.
Yet still there are some technical vulnerabilities in actual applications in such material, such as resistance to water is inadequate etc.
Summary of the invention
The object of the invention is to overcome the defective of prior art and a kind of high water-fast polyacrylate coating printing adhesive is provided, this pigment printing binding agent keeps outside the higher mechanically stable of former cinnamic acrylic ester Copolymer Emulsion Coating, water resistance is improved significantly, thereby has better technology application energy and adaptability.
Another object of the present invention is to provide a kind of preparation method of polyacrylate coating printing adhesive.
The object of the present invention is achieved like this:
A kind of polyacrylate coating printing adhesive of the present invention is characterized in that, is to be formed by following polymerizable raw material:
Hard monomer, soft monomer, functional monomer, compound emulsifying agent, organosilicon, initator, pH adjusting agent and deionized water;
Wherein, described hard monomer is at least a in styrene and methyl methacrylate;
Described soft monomer is at least a in butyl acrylate, ethyl acrylate and Isooctyl acrylate monomer;
Described functional monomer is at least a in acrylic acid, methacrylic acid, hydroxy-ethyl acrylate and hydroxyethyl methylacrylate;
Described compound emulsifying agent is that nonyl phenol ether sulphate and alkylphenol polyoxyethylene were by weight 3.5: 1.5 composite making;
Described organosilicon is methyl trichlorosilane and dichloromethyl phenylsilane 3.5: 5.5 composite making in mass ratio;
Described initator is persulfate.
Above-mentioned a kind of polyacrylate coating printing adhesive, wherein, described hard monomer is styrene and methyl methacrylate 3.2: 6.8 composite making in mass ratio.
Above-mentioned a kind of polyacrylate coating printing adhesive, wherein, the parts by weight of described raw material are as follows:
Above-mentioned raw materials is the commercially available prod.
The present invention also provides a kind of preparation method of polyacrylate coating printing adhesive, comprises the following steps:
A. first with quantitative compound emulsifying agent, deionized water joins in polymerization reaction kettle, stirs and heats up stand-by;
B. with quantitative deionized water, compound emulsifying agent, hard monomer add in the pre-emulsification still, under the constant speed condition, stir and obtain pre-emulsion after 360 minutes, wherein 8% standby as rebasing seed reactant liquor of weighing;
C. the temperature with the polymerization reaction kettle of steps A is raised to 70 ℃, drop into the rebasing seed reactant liquor in step B, then add initator as rebasing initiator for reaction 90 minutes, continue to add deionized water toward polymerization reaction kettle, slowly cool the temperature to 60 ℃, and control temperature at 55-60 ℃;
D. polymerization reaction kettle is vacuumized 2 hours, then be warming up to 85 ℃ with the residue pre-emulsion of step B preparation, drop in polymerization reaction kettle with the first constant speed, drip initator with the second constant speed simultaneously;
When E. question response drops to 3.5 hours, suspend dropping pre-emulsion and initator, add quantitative soft monomer in the pre-emulsification still, add simultaneously organosilicon, stir and prepare mixed reaction solution after 60 minutes, simultaneously with the 3rd constant speed, drip mixed reaction solution and initator toward polymerization reaction kettle;
F. after dripping end, 85-90 ℃ of insulation 5.5-6 hour, be cooled to 40 ℃, regulate the pH value after 7-8 with pH adjusting agent, regulate solid content at 35%-50% with deionized water, filter discharging with 300 order filter bags.
The preparation method of above-mentioned a kind of pigment printing binding agent, wherein, the paddle of the still of pre-emulsification described in step B is for opening curved blade type, and the number of blade is 5 leaves, and its diameter and pre-emulsification still diameter ratio are 0.77, and its blade diameter is 4.7 with the ratio of blade height.
The preparation method of above-mentioned a kind of pigment printing binding agent, wherein, the condition of constant speed described in step B is that speed of agitator is controlled at 650 rev/mins.
The preparation method of above-mentioned a kind of pigment printing binding agent, wherein, deionized water electrical conductivity described in steps A, B, C is controlled at 0.1 μ s/cm-1 μ s/cm.
The preparation method of above-mentioned a kind of pigment printing binding agent, wherein, the vacuum keep that vacuumizes described in step D is at 205 millimetress of mercury, and described the first constant speed is 18 milliliters per minute, and described the second constant speed is 6 milliliters per minute.
The preparation method of above-mentioned a kind of pigment printing binding agent, wherein, described the 3rd constant speed of step e is 150 milliliters per minute.
The preparation method of above-mentioned a kind of pigment printing binding agent, wherein, in step F, pH adjusting agent is ammoniacal liquor, and wherein the content of NH3 is controlled at 3-5%, and described deionized water electrical conductivity is controlled at 280 μ s/cm.
The present invention has selected the proportioning of suitable soft, hard monomer, having used anion and nonionic emulsifier mixes, and react by hud polymerization and make, thereby guaranteed that this pigment printing binding agent of the present invention has lower film-forming temperature, resistance to water preferably, and washable brushing, can be widely used in the COAT PRINTING technical process of dyeing.
The specific embodiment
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
A. first with the compound emulsifying agent of 2 weight portions, the deionized water of 20 weight portions joins in polymerization reaction kettle, stirs and heats up;
B. with the deionized water of 30 weight portions, 7 weight portion compound emulsifying agents, 25 weight portion hard monomers (methyl methacrylate of the styrene of 8 weight portions and 17 weight portions is composite) add in the pre-emulsification still, under constant speed condition (820 rev/mins), stir and obtain pre-emulsion after 360 minutes, weighing 4.96 weight portions wherein are standby as rebasing seed reactant liquor;
C. the temperature with the polymerization reaction kettle of steps A is raised to 70 ℃, drop into the rebasing seed reactant liquor of 4.96 weight portions in step B, the initator that adds again 1 weight portion was as rebasing initiator for reaction 90 minutes, continue to add the deionized water of 200 weight portions toward polymerization reaction kettle, slowly cool the temperature to 60 ℃, and control temperature at 55-60 ℃;
D. polymerization reaction kettle is vacuumized 2 hours, be warming up to again 85 ℃ of residue pre-emulsions that step B is obtained (57.04 weight portion), drop in polymerization reaction kettle with the first constant speed (18 milliliters per minute), drip simultaneously the initator of 1.5 weight portions with the second constant speed (6 milliliters per minute);
When E. question response drops to 3.5 hours, suspend and drip pre-emulsion and initator, the soft monomer (Isooctyl acrylate monomer of the butyl acrylate of 15 weight portions and 25 weight portions is composite) that adds 40 weight portions in the pre-emulsification still, the organosilicon (methyl trichlorosilane and dichloromethyl phenylsilane in mass ratio 3.5: 5.5 composite) that adds simultaneously 8 weight portions, stir and prepare mixed reaction solution after 60 minutes, with the 3rd constant speed (150 milliliters per minute), continue to drip toward polymerization reaction kettle the initator of mixed reaction solution and 7 weight portions simultaneously;
F. in the pre-emulsification still material all to dropwise be after mixed reaction solution all drips, 85-90 ℃ of insulation 5.5-6 hour, be cooled to 40 ℃, as required, with in the ammoniacal liquor (content of NH3 is controlled at 3-5%) of 2 weight portions and after pH, regulate solid content 42% with deionized water, filter discharging with 300 order filter bags.
Above-mentioned initator is persulfate.
The pigment printing binding agent that the present embodiment prepares, its properties is as follows: the oyster white water-borne dispersions, not stratified, without precipitation, without skinning, be uniform state after stirring; PH value: 7 ± 1; Solid content: 42%.
Above embodiment is only for explanation the present invention's, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (10)
1. a polyacrylate coating printing adhesive, is characterized in that, is to be formed by following polymerizable raw material:
Hard monomer, soft monomer, functional monomer, compound emulsifying agent, organosilicon, initator, pH adjusting agent and deionized water;
Wherein, described hard monomer is at least a in styrene and methyl methacrylate;
Described soft monomer is at least a in butyl acrylate, ethyl acrylate and Isooctyl acrylate monomer;
Described functional monomer is at least a in acrylic acid, methacrylic acid, hydroxy-ethyl acrylate and hydroxyethyl methylacrylate;
Described compound emulsifying agent is that nonyl phenol ether sulphate and alkylphenol polyoxyethylene were by weight 3.5: 1.5 composite making;
Described organosilicon is methyl trichlorosilane and dichloromethyl phenylsilane 3.5: 5.5 composite making in mass ratio;
Described initator is persulfate.
2. a kind of polyacrylate coating printing adhesive as claimed in claim 1, is characterized in that, described hard monomer is styrene and methyl methacrylate 3.2: 6.8 composite making in mass ratio.
3. a kind of polyacrylate coating printing adhesive as claimed in claim 1, is characterized in that, the parts by weight of described raw material are as follows:
4. the preparation method of a polyacrylate coating printing adhesive as claimed in claim 1, is characterized in that, comprises the following steps:
A. first with quantitative compound emulsifying agent, deionized water joins in polymerization reaction kettle, stirs and heats up stand-by;
B. with quantitative deionized water, compound emulsifying agent, hard monomer add in the pre-emulsification still, under the constant speed condition, stir and obtain pre-emulsion after 360 minutes, wherein 8% standby as rebasing seed reactant liquor of weighing;
C. the temperature with the polymerization reaction kettle of steps A is raised to 70 ℃, drop into the rebasing seed reactant liquor in step B, then add initator as rebasing initiator for reaction 90 minutes, continue to add deionized water toward polymerization reaction kettle, slowly cool the temperature to 60 ℃, and control temperature at 55-60 ℃;
D. polymerization reaction kettle is vacuumized 2 hours, then be warming up to 85 ℃ with the residue pre-emulsion of step B preparation, drop in polymerization reaction kettle with the first constant speed, drip initator with the second constant speed simultaneously;
When E. question response drops to 3.5 hours, suspend dropping pre-emulsion and initator, add quantitative soft monomer in the pre-emulsification still, add simultaneously organosilicon, stir and prepare mixed reaction solution after 60 minutes, simultaneously with the 3rd constant speed, drip mixed reaction solution and initator toward polymerization reaction kettle;
F. after dripping end, 85-90 ℃ of insulation 5.5-6 hour, be cooled to 40 ℃, regulate the pH value after 7-8 with pH adjusting agent, regulate solid content at 35%-50% with deionized water, filter discharging with 300 order filter bags.
5. the preparation method of a kind of pigment printing binding agent as claimed in claim 4, it is characterized in that, the paddle of the still of pre-emulsification described in step B is for opening curved blade type, and the number of blade is 5 leaves, its diameter and pre-emulsification still diameter ratio are 0.77, and its blade diameter is 4.7 with the ratio of blade height.
6. the preparation method of a kind of pigment printing binding agent as claimed in claim 4, is characterized in that, the condition of constant speed described in step B is that speed of agitator is controlled at 650 rev/mins.
7. the preparation method of a kind of pigment printing binding agent as claimed in claim 4, is characterized in that, deionized water electrical conductivity described in steps A, B, C is controlled at 0.1 μ s/cm-1 μ s/cm.
8. the preparation method of a kind of pigment printing binding agent as claimed in claim 4, it is characterized in that, the vacuum keep that vacuumizes described in step D is at 205 millimetress of mercury, and described the first constant speed is 18 milliliters per minute, and described the second constant speed is 6 milliliters per minute.
9. the preparation method of a kind of pigment printing binding agent as claimed in claim 4, is characterized in that, described the 3rd constant speed of step e is 150 milliliters per minute.
10. the preparation method of a kind of pigment printing binding agent as claimed in claim 4, is characterized in that, in step F, pH adjusting agent is ammoniacal liquor, and wherein the content of NH3 is controlled at 3-5%, and described deionized water electrical conductivity is controlled at 280 μ s/cm.
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| CN2012105567885A CN103103820A (en) | 2012-12-19 | 2012-12-19 | Polyacrylate binder for pigment printing and preparation method of polyacrylate binder |
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| CN2012105567885A CN103103820A (en) | 2012-12-19 | 2012-12-19 | Polyacrylate binder for pigment printing and preparation method of polyacrylate binder |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526585A (en) * | 2013-10-23 | 2014-01-22 | 合肥聚合辐化技术有限公司 | High-temperature-endurance pigment printing binding agent and preparation method thereof |
| CN103641946A (en) * | 2013-11-30 | 2014-03-19 | 常熟市华宇针织印染有限公司 | Preparation method of polyacrylate pigment printing binding agent |
| CN103881098A (en) * | 2012-12-20 | 2014-06-25 | 江南大学 | Preparation method of acrylic ester-siloxane copolymerization emulsion with high-silicon content shell-core structure |
| CN104294674A (en) * | 2014-09-27 | 2015-01-21 | 无锡市东北塘宏良染色厂 | Adhesive special for direct printing of paint |
| CN104313906A (en) * | 2014-10-22 | 2015-01-28 | 上海中博生物科技有限公司 | Aldehyde-free ultra-soft pigment printing binding agent and preparation method thereof |
| CN104963218A (en) * | 2015-06-25 | 2015-10-07 | 合肥聚合辐化技术有限公司 | Printing adhesive and preparing method thereof |
| CN107793522A (en) * | 2017-11-07 | 2018-03-13 | 四川洋淼环保科技有限公司 | A kind of novel acrylic ester organosilicon is for the poly- netted printing adhesive formed |
| CN109266258A (en) * | 2018-09-27 | 2019-01-25 | 五邑大学 | A kind of aqueous binder for pigment over printing and preparation method thereof, the white slurry of over print |
| CN109680522A (en) * | 2019-01-11 | 2019-04-26 | 辽东学院 | A kind of research of silicone modified coating printing paste used for textiles and preparation method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103881098A (en) * | 2012-12-20 | 2014-06-25 | 江南大学 | Preparation method of acrylic ester-siloxane copolymerization emulsion with high-silicon content shell-core structure |
| CN103526585A (en) * | 2013-10-23 | 2014-01-22 | 合肥聚合辐化技术有限公司 | High-temperature-endurance pigment printing binding agent and preparation method thereof |
| CN103641946A (en) * | 2013-11-30 | 2014-03-19 | 常熟市华宇针织印染有限公司 | Preparation method of polyacrylate pigment printing binding agent |
| CN104294674A (en) * | 2014-09-27 | 2015-01-21 | 无锡市东北塘宏良染色厂 | Adhesive special for direct printing of paint |
| CN104313906A (en) * | 2014-10-22 | 2015-01-28 | 上海中博生物科技有限公司 | Aldehyde-free ultra-soft pigment printing binding agent and preparation method thereof |
| CN104963218A (en) * | 2015-06-25 | 2015-10-07 | 合肥聚合辐化技术有限公司 | Printing adhesive and preparing method thereof |
| CN107793522A (en) * | 2017-11-07 | 2018-03-13 | 四川洋淼环保科技有限公司 | A kind of novel acrylic ester organosilicon is for the poly- netted printing adhesive formed |
| CN109266258A (en) * | 2018-09-27 | 2019-01-25 | 五邑大学 | A kind of aqueous binder for pigment over printing and preparation method thereof, the white slurry of over print |
| CN109266258B (en) * | 2018-09-27 | 2020-11-06 | 五邑大学 | Water-based adhesive for coating overprinting, preparation method thereof and overprinting white paste |
| CN109680522A (en) * | 2019-01-11 | 2019-04-26 | 辽东学院 | A kind of research of silicone modified coating printing paste used for textiles and preparation method |
| CN109680522B (en) * | 2019-01-11 | 2021-04-23 | 辽东学院 | Organic silicon modified coating printing paste for textiles and preparation method thereof |
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Application publication date: 20130515 |