CN103642425A - Production technology for starch adhesive - Google Patents
Production technology for starch adhesive Download PDFInfo
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- CN103642425A CN103642425A CN201310453719.6A CN201310453719A CN103642425A CN 103642425 A CN103642425 A CN 103642425A CN 201310453719 A CN201310453719 A CN 201310453719A CN 103642425 A CN103642425 A CN 103642425A
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Abstract
The invention discloses a production technology for an starch adhesive. The technology has steps of raw material selection, slurry mixing, oxidation, addition of modifiers, gelatinization and complexation. The technology is reasonable and concise. The storage time is long, and the drying time is short. The starch adhesive has high adhesive strength, is stable, is not easy to gelatinize, is free from seasons, has a low price, and is non-toxic and non-poisonous. Produced paper products have high strength.
Description
Technical field
The present invention relates to wrapping material field, particularly relate to a kind of production technique of Starch Adhesive.
Background technology
Paper product particularly Corrugated Box are produced, in decades the flower bulb alkali that uses more.Because its alkalescence is large, the easy moisture absorption, normal accumulation of salt in the surface soil whiting causes paper product distortion, peels off, and even corrodes commodity, causing the rotten tremendous economic loss such as scrap.Therefore, the domestic Starch Adhesive that also begins one's study the end of the seventies, the 80's were applied to gradually paper product and produce.But due to the easy gel of Starch Adhesive, solids content is low, is difficult for the reasons such as dry, and user is improper to production technique selection, and can not get excellent property, adapt to the tackiness agent that concrete paper product is produced, cause Starch Adhesive to promote the use of unhappy or result of use is not good.Application number is: 200710021888.7 disclose a kind of Starch Adhesive and production technique thereof, described Starch Adhesive, it is characterized in that containing W-Gum, caustic soda (liquid caustic soda), 30% hydrogen peroxide, borax reaction make, and the ratio of raw material and water is between 1: 5-7.In a reactor, add 960 kg of water (total Water 1/2), be heated to 60-65 degree.320 kilograms of starch are added to the water, and limit edged stirs, and adds the white liquor of 1/4 consumption to stir evenly simultaneously.3.2 kilograms, the hydrogen peroxide of concentration 30% adds after approximately 10 times of water dilutions approximately 32 kilograms, then adds in pan feeding and stirs, and carries out 1-2 hours, makes its oxidation.Remaining 3/4 alkali lye (approximately 72 kilograms of the total consumptions of 30% alkali lye) is once added in pot and stirred, carry out gelatinization.No. three reactor internal diameters are heated to 1060 kilograms of the hot water of 60-65 degree, pump in a reactor dilute, stirring and dissolving.After borax is added to 10 times of water dissolution and mixes well, add in a pot and stir, to the shape that is translucent.In whole making processes, must fully stir, otherwise easily produce and solidify caking, reduce viscosity and stop up transport pipe.It is suitable that the Starch Adhesive of this explained hereafter has initial viscosity, and cost is low.But this Starch Adhesive storage time is short, time of drying is long, unstable.
Summary of the invention
For overcoming the deficiency in prior art, the object of the invention is to provide a kind of production technique of Starch Adhesive.
For realizing object of the present invention, technical scheme of the present invention is as follows:
A production technique for Starch Adhesive, its processing step is as follows:
(1) material choice; W-Gum 12%-14%, caustic soda 0.89%-0.96%, 30% hydrogen peroxide 0.1%-0.2%, borax 0.2%-0.4%, Sulfothiorine 0.72%-0.78%, water 82%-86%, catalyst Fe
2+, vinylbenzene-acrylic acid multipolymer, the ratio of raw material and water is between 1: 5-7.
(2) size mixing; In a reactor, add water, amount of water is total Water 1/2, is heated to 60-65 degree, and starch is added to the water, and limit edged stirs, and adds the white liquor of 1/4 consumption to stir evenly simultaneously;
(3) oxidation; The hydrogen peroxide of concentration 30% adds after approximately 10 times of water dilutions, and the latex making to step (2) adds oxygenant and catalyzer, and Controlled acidity is between 9-10, and temperature is 40-45
o, as on-mechanical continuously stirring can stir once for every 10-15 minutes, carry out 1-2 hours, make its oxidation, when reaction is complete soon, add Sulfothiorine, stop oxidizing reaction;
(4) add properties-correcting agent; The starch latex making to step (3) adds dispersion agent, filler, stirs 1.5 hours;
(5) gelatinization; In the mixed solution obtaining to step (4), add remaining 3/4 alkali lye is once added in pot and stirred, carry out gelatinization;
(6) complexing; The mixed solution obtaining to step (5) adds borax, makes its complexing;
The production technique of above-mentioned a kind of Starch Adhesive, wherein, in described step (4), described filler and dispersion agent are light sodium carbonate, sodium polyphosphate.
The production technique of above-mentioned a kind of Starch Adhesive, wherein, in described step (4), the content of described light sodium carbonate and sodium polyphosphate is 0.43%, 0.54%.
The production technique of above-mentioned a kind of Starch Adhesive, wherein, in described step (4), described vinylbenzene-acrylic acid multipolymer is starch quality 5%-10%.
Beneficial effect: the present invention passes through material choice, size mixing, oxidation, add properties-correcting agent, the large step of gelatinization complexing six completes the production technique of Starch Adhesive, storage time is long, time of drying is short, cohesive strength is high, and stable, be difficult for gel, be not subject to seasonal effect, cheap, nontoxic, the paper product intensity of producing is good, in the selection of raw material, adding of catalyzer, oxidization time is shortened greatly, improved production efficiency, adding of Sulfothiorine, stop in time oxidising process, avoid hydrogen peroxide oxidation excessive, add the appropriate tackifier such as borax can form with the starch molecule of gelatinization the polynuclear coordination compound of network structure, there is crosslinked viscosifying action, be conducive to improve initial bonding strength and accelerate binding speed, add filler light sodium carbonate can make tackiness agent thickening, significantly shorten the just sticky time, accelerate rate of drying, adding of dispersion agent sodium polyphosphate can make uniform filling be dispersed in glue, prevent its cohesion, adding of vinylbenzene-acrylic acid multipolymer makes the period of storage of Starch Adhesive more of a specified duration, technique is rationally succinct, be suitable for promoting the use of.
Embodiment
For technique means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
embodiment 1:
The production technique of a kind of Starch Adhesive of the present embodiment, its processing step is as follows:
(1) material choice; W-Gum 12%-14%, caustic soda 0.89%-0.96%, 30% hydrogen peroxide 0.1%-0.2%, borax 0.2%-0.4%, Sulfothiorine 0.72%-0.78%, water 82%-86%, catalyst Fe
2+, vinylbenzene-acrylic acid multipolymer, the ratio of raw material and water is between 1: 5-7.
(2) size mixing; In a reactor, add water, amount of water is total Water 1/2, is heated to 60-65 degree, and starch is added to the water, and limit edged stirs, and adds the white liquor of 1/4 consumption to stir evenly simultaneously;
(3) oxidation; The hydrogen peroxide of concentration 30% adds after approximately 10 times of water dilutions, and the latex making to step (2) adds oxygenant and catalyzer, and Controlled acidity is between 9-10, and temperature is 40-45
o, as on-mechanical continuously stirring can stir once for every 10-15 minutes, carry out 1-2 hours, make its oxidation, when reaction is complete soon, add Sulfothiorine, stop oxidizing reaction;
(4) add properties-correcting agent; The starch latex making to step (3) adds dispersion agent, filler, stirs 1.5 hours;
(5) gelatinization; In the mixed solution obtaining to step (4), add remaining 3/4 alkali lye is once added in pot and stirred, carry out gelatinization;
(6) complexing; The mixed solution obtaining to step (5) adds borax, makes its complexing;
embodiment 2:all the other are identical with described embodiment 1, and difference is, adds light sodium carbonate, sodium polyphosphate, vinylbenzene-acrylic acid multipolymer in step (4).
embodiment 3:all the other are identical with described embodiment 1, and difference is, step adds hydrogen peroxide in (3), and temperature is controlled at 40-45
o.
In above-mentioned three embodiment, light sodium carbonate, sodium polyphosphate, three kinds of properties-correcting agent of vinylbenzene-acrylic acid multipolymer add the character that does not only change tackiness agent, and improved the defect that Starch Adhesive exists, initial bonding strength and quickening binding speed are improved, and significantly shorten the just sticky time, accelerate rate of drying, the storage time of Starch Adhesive was brought up to more than 50 days by 3 days, and oxidization time foreshortens to 1-1.5 hours.
Known in practical application, pass through material choice, size mixing, oxidation, add properties-correcting agent, the large step of gelatinization complexing six completes the production technique of Starch Adhesive, storage time is long, time of drying is short, cohesive strength is high, and stable, be difficult for gel, be not subject to seasonal effect, cheap, nontoxic, the paper product intensity of producing is good, in the selection of raw material, adding of catalyzer, oxidization time is shortened greatly, improved production efficiency, adding of Sulfothiorine, stop in time oxidising process, avoid hydrogen peroxide oxidation excessive, add the appropriate tackifier such as borax can form with the starch molecule of gelatinization the polynuclear coordination compound of network structure, there is crosslinked viscosifying action, be conducive to improve initial bonding strength and accelerate binding speed, add filler light sodium carbonate can make tackiness agent thickening, significantly shorten the just sticky time, accelerate rate of drying, adding of dispersion agent sodium polyphosphate can make uniform filling be dispersed in glue, prevent its cohesion, adding of vinylbenzene-acrylic acid multipolymer makes the period of storage of Starch Adhesive more of a specified duration, technique is rationally succinct, be suitable for promoting the use of.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification sheets of the present invention to do, or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a production technique for Starch Adhesive, is characterized in that, its processing step is as follows:
(1) material choice; W-Gum 12%-14%, caustic soda 0.89%-0.96%, 30% hydrogen peroxide 0.1%-0.2%, borax 0.2%-0.4%, Sulfothiorine 0.72%-0.78%, water 82%-86%, catalyst Fe
2+, vinylbenzene-acrylic acid multipolymer, the ratio of raw material and water is between 1: 5-7.
(2) size mixing; In a reactor, add water, amount of water is total Water 1/2, is heated to 60-65 degree, and starch is added to the water, and limit edged stirs, and adds the white liquor of 1/4 consumption to stir evenly simultaneously;
(3) oxidation; The hydrogen peroxide of concentration 30% adds after approximately 10 times of water dilutions, and the latex making to step (2) adds oxygenant and catalyzer, and Controlled acidity is between 9-10, and temperature is 40-45
o, as on-mechanical continuously stirring can stir once for every 10-15 minutes, carry out 1-2 hours, make its oxidation, when reaction is complete soon, add Sulfothiorine, stop oxidizing reaction;
(4) add properties-correcting agent; The starch latex making to step (3) adds dispersion agent, filler, stirs 1.5 hours;
(5) gelatinization; In the mixed solution obtaining to step (4), add remaining 3/4 alkali lye is once added in pot and stirred, carry out gelatinization;
(6) complexing; The mixed solution obtaining to step (5) adds borax, makes its complexing.
2. the production technique of Starch Adhesive according to claim 1, is characterized in that, in described step (4), described filler and dispersion agent are light sodium carbonate, sodium polyphosphate.
3. the production technique of Starch Adhesive according to claim 2, is characterized in that, in described step (4), the content of described light sodium carbonate and sodium polyphosphate is 0.43%, 0.54%.
4. the production technique of Starch Adhesive according to claim 1, is characterized in that, in described step (4), described vinylbenzene-acrylic acid multipolymer is starch quality 5%-10%.
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| CN201310453719.6A CN103642425A (en) | 2013-09-29 | 2013-09-29 | Production technology for starch adhesive |
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| CN201310453719.6A CN103642425A (en) | 2013-09-29 | 2013-09-29 | Production technology for starch adhesive |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350331A (en) * | 2015-11-26 | 2016-02-24 | 安徽博朗凯德织物有限公司 | Production technology for car seat shell fabric |
| CN105386264A (en) * | 2015-11-26 | 2016-03-09 | 安徽博朗凯德织物有限公司 | Production process of seat woven fabric |
| CN105421021A (en) * | 2015-11-26 | 2016-03-23 | 安徽博朗凯德织物有限公司 | Production process of woven composite fabric of automobile seat |
| CN105525427A (en) * | 2015-11-26 | 2016-04-27 | 安徽博朗凯德织物有限公司 | Preparation technology of stroller seat fabric |
| CN106118544A (en) * | 2016-06-21 | 2016-11-16 | 芜湖润林包装材料有限公司 | A kind of paperboard grade (stock) high-strength waterproof environment-friendly corn amylan and preparation method thereof |
| CN109280508A (en) * | 2018-08-15 | 2019-01-29 | 芜湖横路新材料科技有限公司 | A kind of four-layer corrugated paper board adhesive and preparation method thereof |
| CN109795199A (en) * | 2019-03-12 | 2019-05-24 | 陈毫 | A kind of composite buffering packing board and its complex method |
| CN110561828A (en) * | 2019-09-15 | 2019-12-13 | 安徽佰特包装制品有限公司 | Pressure-resistant corrugated carton and production process thereof |
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| CN1156748A (en) * | 1996-10-17 | 1997-08-13 | 陈宝元 | Cold made high-strength quick-acting binder and producing process thereof |
| CN101045752A (en) * | 2007-04-29 | 2007-10-03 | 江苏技术师范学院 | Preparation method of oxidation cross-linked esterification triple modified starch |
| CN101302409A (en) * | 2007-05-09 | 2008-11-12 | 李延禄 | Cornstarch high-strength adhesive |
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| CN86108849A (en) * | 1986-12-22 | 1988-08-03 | 雷华 | A kind of tackiness agent and preparation method thereof |
| CN1156748A (en) * | 1996-10-17 | 1997-08-13 | 陈宝元 | Cold made high-strength quick-acting binder and producing process thereof |
| CN101045752A (en) * | 2007-04-29 | 2007-10-03 | 江苏技术师范学院 | Preparation method of oxidation cross-linked esterification triple modified starch |
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| 叶楚平等: "《天然胶黏剂》", 31 January 2004, 化学工业出版社 * |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350331A (en) * | 2015-11-26 | 2016-02-24 | 安徽博朗凯德织物有限公司 | Production technology for car seat shell fabric |
| CN105386264A (en) * | 2015-11-26 | 2016-03-09 | 安徽博朗凯德织物有限公司 | Production process of seat woven fabric |
| CN105421021A (en) * | 2015-11-26 | 2016-03-23 | 安徽博朗凯德织物有限公司 | Production process of woven composite fabric of automobile seat |
| CN105525427A (en) * | 2015-11-26 | 2016-04-27 | 安徽博朗凯德织物有限公司 | Preparation technology of stroller seat fabric |
| CN106118544A (en) * | 2016-06-21 | 2016-11-16 | 芜湖润林包装材料有限公司 | A kind of paperboard grade (stock) high-strength waterproof environment-friendly corn amylan and preparation method thereof |
| CN109280508A (en) * | 2018-08-15 | 2019-01-29 | 芜湖横路新材料科技有限公司 | A kind of four-layer corrugated paper board adhesive and preparation method thereof |
| CN109795199A (en) * | 2019-03-12 | 2019-05-24 | 陈毫 | A kind of composite buffering packing board and its complex method |
| CN110561828A (en) * | 2019-09-15 | 2019-12-13 | 安徽佰特包装制品有限公司 | Pressure-resistant corrugated carton and production process thereof |
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Application publication date: 20140319 |