CN101215360A - High activity biological super-strong water absorption resin and preparation method thereof - Google Patents
High activity biological super-strong water absorption resin and preparation method thereof Download PDFInfo
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- CN101215360A CN101215360A CNA200810017319XA CN200810017319A CN101215360A CN 101215360 A CN101215360 A CN 101215360A CN A200810017319X A CNA200810017319X A CN A200810017319XA CN 200810017319 A CN200810017319 A CN 200810017319A CN 101215360 A CN101215360 A CN 101215360A
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Abstract
The invention provides a high-activity biological super strong water absorbing resin, the process for preparation comprises adding acrylic acid in a catalyst case according to quality portion, adjusting the pH value to 5-7, and adding a certain amount of maize starch, inorganic mineral substance, cross linker solution and initiating agent in turn, evenly stirring, warming up to 35 to 45 DEG C, polymerizing for 1.5-2 hours, stopping stirring when the system takes semitransparent gel shape, continuously warming up to 55-70 DEG C to polymerize 1-2 hours again till the system is turned to be gelatin, taking granulations out, drying, grinding to be half-finished product, and adding cross linker solution whose half-finished product quality is 0.01-1% and 0.01-1% high-activity biological agent, evenly stirring, placing in a drier, warming up to 60-100 DEG C to have a secondary treatment of surface cross bonding, and getting high-activity biological super strong water absorbing resin. The strong water absorbing resin product has the advantages of fast water absorbing speed, strong water absorbing capability, excellent anti adhesive properties after absorbing water, and which has the functions of resisting bacterium, absorbing osmyl, health care and the like, and can be applied in the production of women sanitary napkins, paper diaper, the aged health shorts and the like.
Description
Technical field
The invention belongs to technical field of macromolecules, relate to a kind of hydroscopic high-molecular resin, relate in particular to a kind of high activity biological super-strong water absorption resin and preparation method thereof.High activity biological super-strong water absorption resin of the present invention is mainly used in the production of paper for daily uses such as sanitary towel, paper diaper, care of aged's pants.
Background technology
Hydroscopic high-molecular resin is the novel high polymer functional materials that developed recently gets up, because water-absorbent is very strong, is widely used in industry, agricultural, medical treatment and daily life.Super-strong moisture absorbing resin (can absorb the water of own wt hundred times even thousands of times) because its superpower water-retaining capacity, aspect paper for daily use, has particularly obtained widespread use in the production of women use sanitary napkin, paper diaper etc.Chinese patent 01145399 discloses a kind of super-strong moisture absorbing resin and preparation method thereof, and its product function is single, the production cost height, and dry and comfortable property is poor after the suction imbibition; Chinese patent 200410044870 discloses a kind of High hydrophilous resin preparation method, and its product also is a function singleness, the production cost height, and sedimentation, salt tolerance are poor; Chinese patent 200310100384 discloses a kind of fat preparation and method of high porosity salt tolerance super absorbent resin, though solved dry and comfortable property problem after product sedimentation, salt tolerance, the suction, its cost height, water absorbing properties is poor, function singleness.
Summary of the invention
The purpose of this invention is to provide that a kind of performance is good, price is low and the novel super-strong moisture absorbing resin of biologically active and preparation method thereof.
The preparation method of high activity biological super-strong water absorption resin of the present invention, be in reactor, to add 100 parts vinylformic acid by mass parts, regulate its pH value to 5～7, the W-Gum that adds 5～20 parts more successively, 5～40 parts inorganic mineral, 0.01～0.2 part cross-linking agent solution, 0.01～0.2 part of initiator stirs; Be warming up to 35～45 ℃, polymerization 1.5～2 hours, system stops when being translucent glue stirring; Continued to be warming up to 55～70 ℃ of repolymerization 1～2 hour, system becomes gel, takes out granulation, drying; Be ground into work in-process, add the cross-linking agent solution of semi-manufactured goods quality 0.01～1% and 0.01～1% high-activity biological preparation then, stir, place moisture eliminator, be warming up to 60～100 ℃ and carry out the surface-crosslinked processing of secondary, get high activity biological super-strong water absorption resin.
The inorganic mineral that the present invention adopts is Attapulgite, white sericite, kaolin, wilkinite etc.; The cross-linking agent solution that adopts is the N-N methylene-bisacrylamide solution of concentration 1～10% or glycerol solution, polyvinyl alcohol solution; Initiator is 1～10% persulfate aqueous solution or hydrogen persulfate solution, ammonium persulfate solution, ceric ammonium nitrate solution, sodium sulfite solution; The high-activity biological preparation is 1～10% EM liquid (EM is the english abbreviation of EnochMicrobies, and Chinese name is translated into promise beneficial microorganism group, is made up of multiple microorganism, has functions such as the flavor of suction, deodorizing, health care).
The present invention compared with prior art has following characteristics:
1, the present invention adopts starch graft acrylic acid, and composite inorganic raw mineral materials, carrying out secondary surface glue connection as Attapulgite, white sericite etc. handles, the super absorbent resin fat prod that obtains, having absorption speed fast (absorption speed reaches 15 seconds), imbibition ability, strong (water regain reaches 650g/g, inhale 0.1% salt solution 65g/g), performances such as the dry and comfortable property in back is good absorb water.
2, compound high-activity biological preparation in the super-strong moisture absorbing resin of the present invention increases the functions of use of water-absorbing resin, makes product have effects such as the flavor of suction, deodorizing, health care.
3, to adopt inorganic mineral raw materials such as vinylformic acid, W-Gum, Attapulgite, white sericite be main raw material in the present invention, cheap, cost low (cost reduces by 20～30% compared to existing technology).
4, crosslinked-compound production technique of carrying out is simultaneously adopted in preparation of the present invention, and is simple to operate, environmental protection, and three-waste free pollution helps large-scale production.
Embodiment
Embodiment one, in reactor, add 100 parts vinylformic acid by mass parts, with 40% aqueous sodium hydroxide solution regulation system pH value to 5～7, in system, add 5 parts of W-Gums more successively, 5 parts of Attapulgite, 0.01 part, concentration are 1% N-N methylene-bisacrylamide solution, 0.01 the persulfate aqueous solution of part 1% stirs; Be warming up to 40 ℃, polymerization stopped to stir when system is translucent glue about 2 hours; Continue to be warming up to 60 ℃ of repolymerization about 1 hour, system becomes gel, and gel is taken out granulation, drying; Be ground into work in-process, add semi-manufactured goods quality 0.1%, concentration then successively and be 1% N-N methylene-bisacrylamide solution, and semi-manufactured goods quality 0.05%, concentration are 5% EM liquid, stir, place in the air stream drying case, be warming up to 100 ℃ and carry out the surface-crosslinked processing of secondary, get high activity biological super-strong water absorption resin.
Measure: the absorption speed of water-absorbing resin is 14 seconds, and water regain reaches 640g/g, inhales 0.1% salt solution 63g/g.
Embodiment two, in reactor, add 100 parts vinylformic acid by mass parts, with 40% aqueous sodium hydroxide solution regulation system pH value to 5～7, in system, add 10 parts of W-Gums more successively, 20 parts of white sericites, 0.05 part concentration is 5% glycerol solution, 0.05 part concentration is 1% the hydrogen persulfate aqueous solution, stirs; Be warming up to 35 ℃, polymerization stopped to stir when system is translucent glue about 1.5 hours; Continue to be warming up to 70 ℃ of repolymerization about 2 hours, system becomes gel, and gel is taken out granulation, drying; Be ground into work in-process, add semi-manufactured goods quality 0.5%, concentration then successively and be 5% N-N methylene-bisacrylamide solution and semi-manufactured goods quality 0.01%, concentration and be 5% EM liquid, stir, place in the air stream drying case, be warming up to 90 ℃ and carry out the surface-crosslinked processing of secondary, get high activity biological super-strong water absorption resin.
Measure: the absorption speed of water-absorbing resin is 16 seconds, and imbibition ability is that water regain reaches 630g/g, inhales 0.1% salt solution 61g/g.
Embodiment three, in reactor, add 100 parts vinylformic acid by mass parts, with 40% aqueous sodium hydroxide solution regulation system pH value to 5～7, in system, add 20 parts of W-Gums more successively, 40 parts of kaolin, 1 part of concentration is 1% polyvinyl alcohol solution, 1 part of concentration is 1% ceric ammonium nitrate solution, stirs; Be warming up to 45 ℃, polymerization stopped to stir when system is translucent glue about 2 hours; Continue to be warming up to 55 ℃ of repolymerization about 2 hours, system becomes gel, and gel is taken out granulation, drying; Be ground into work in-process, add semi-manufactured goods quality 0.5%, concentration then successively and be 10% N-N methylene-bisacrylamide solution and semi-manufactured goods quality 0.5%, concentration and be 10% EM liquid, stir, place in the air stream drying case, be warming up to 70 ℃ and carry out the surface-crosslinked processing of secondary, get high activity biological super-strong water absorption resin.
Measure: the absorption speed of water-absorbing resin is 17 seconds, and imbibition ability is that water regain reaches 580g/g, inhales 0.1% salt solution 59g/g.
Embodiment four, in reactor, add 100 parts vinylformic acid by mass parts, with 40% aqueous sodium hydroxide solution regulation system pH value to 5～7, in system, add 15 parts of W-Gums more successively, 55 parts of wilkinites, 0.2 part concentration is 10% N-N bisacrylamide solution, 0.2 the sodium sulfite solution of part 10% stirs; Be warming up to 35 ℃, polymerization stopped to stir when system is translucent glue about 1.5 hours; Continue to be warming up to 65 ℃ of repolymerization about 2 hours, system becomes gel, and gel is taken out granulation, drying; Be ground into work in-process, add semi-manufactured goods quality 0.5%, concentration then successively and be 1% N-N methylene-bisacrylamide solution and semi-manufactured goods quality 0.5%, concentration and be 1% EM liquid, stir, place in the air stream drying case, be warming up to 100 ℃ and carry out the surface-crosslinked processing of secondary, get high activity biological super-strong water absorption resin.
Measure: the absorption speed of water-absorbing resin is 16 seconds, and imbibition ability is that water regain reaches 610g/g, inhales 0.1% salt solution 62g/g.
Claims (6)
1. the preparation method of a high activity biological super-strong water absorption resin, it is characterized in that: the vinylformic acid that in reactor, adds 100 parts by mass parts, regulate its pH value to 5～7, the W-Gum that adds 5～20 parts more successively, 5～40 parts inorganic mineral, 0.01～0.2 part cross-linking agent solution, 0.01～0.2 part of initiator stirs; Be warming up to 35～45 ℃, polymerization 1.5～2 hours, system stops when being translucent glue stirring; Continued to be warming up to 55～70 ℃ of repolymerization 1～2 hour, system becomes gel, take out granulation, drying is ground into work in-process, adds the cross-linking agent solution of semi-manufactured goods quality 0.01～1% and 0.01～1% high-activity biological preparation then, stir, place moisture eliminator, be warming up to 60～100 ℃ and carry out the surface-crosslinked processing of secondary, get high activity biological super-strong water absorption resin.
2. the preparation method of high activity biological super-strong water absorption resin according to claim 1 is characterized in that: described inorganic mineral is at least a in Attapulgite, white sericite, kaolin, the wilkinite.
3. the preparation method of high activity biological super-strong water absorption resin according to claim 1, it is characterized in that: described linking agent is N-N methylene-bisacrylamide solution, glycerol solution or the polyvinyl alcohol solution of concentration 1～10%.
4. the preparation method of high activity biological super-strong water absorption resin according to claim 1, it is characterized in that: described initiator is the persulfate aqueous solution of concentration 1～10%, or hydrogen persulfate solution, or ammonium persulfate solution, or ceric ammonium nitrate solution, or sodium sulfite solution.
5. the preparation method of high activity biological super-strong water absorption resin according to claim 1 is characterized in that: the EM liquid that described high-activity biological preparation is a concentration 1～10%.
6. the high activity biological super-strong water absorption resin of the method for claim 1 preparation.
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101319031B (en) * | 2008-07-23 | 2010-10-06 | 哈尔滨工业大学 | Starch graft acrylic acid/modified verdelite high-water-absorption resin and preparing method thereof |
| CN102060959A (en) * | 2010-12-03 | 2011-05-18 | 中国科学院长春应用化学研究所 | Method for preparing polyacrylic acid water-retaining agent |
| CN102161809A (en) * | 2010-12-29 | 2011-08-24 | 上海东升新材料有限公司 | Super water absorbent and preparation method thereof |
| CN102358773A (en) * | 2011-07-11 | 2012-02-22 | 桂林理工大学 | Preparation method for water-preserving and salt-tolerant alkaline concrete internal curing agent |
| CN102102296B (en) * | 2009-12-17 | 2012-06-27 | 东纶科技实业有限公司 | Nonwoven fabric for air wetting purification and preparation method thereof |
| CN102775992A (en) * | 2012-08-22 | 2012-11-14 | 乌鲁木齐中汇国豪生物科技有限公司 | Organic-inorganic multifunctional water-retaining agent for resisting saline and alkaline and preparation method thereof |
| CN103030739A (en) * | 2012-12-24 | 2013-04-10 | 青岛海尔软件有限公司 | Organic-inorganic composite water-absorbent material |
| CN103224592A (en) * | 2013-05-03 | 2013-07-31 | 中国地质科学院郑州矿产综合利用研究所 | Method for preparing water absorbing material by reasonably utilizing exothermic reaction process |
| CN103588934A (en) * | 2013-11-20 | 2014-02-19 | 宜兴丹森科技有限公司 | Method for preparing salt tolerant super absorbent resin by bentonite |
| CN104177535A (en) * | 2014-08-28 | 2014-12-03 | 无锡普爱德环保科技有限公司 | Water absorbing agent for drying machine and preparation method thereof |
| CN106084133A (en) * | 2016-06-15 | 2016-11-09 | 东北林业大学 | A kind of synthetic method of biocidal property high hydroscopic resin |
| CN107518985A (en) * | 2017-07-12 | 2017-12-29 | 徐州诺克非医药科技有限公司 | A kind of adhesive type high water absorption type paper diaper |
| CN107670090A (en) * | 2017-08-31 | 2018-02-09 | 苏州市苏真床垫有限公司 | A kind of preparation method of ventilated bacterium-suppressing paper diaper |
| CN107789662A (en) * | 2017-11-15 | 2018-03-13 | 济南毕昇信息科技有限公司 | A kind of diaper and preparation method thereof |
| CN116283027A (en) * | 2023-02-03 | 2023-06-23 | 北京市政建设集团有限责任公司 | Engineering soil water reducing agent with high water content, preparation method and application thereof |
-
2008
- 2008-01-18 CN CN200810017319A patent/CN100584869C/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101319031B (en) * | 2008-07-23 | 2010-10-06 | 哈尔滨工业大学 | Starch graft acrylic acid/modified verdelite high-water-absorption resin and preparing method thereof |
| CN102102296B (en) * | 2009-12-17 | 2012-06-27 | 东纶科技实业有限公司 | Nonwoven fabric for air wetting purification and preparation method thereof |
| CN102060959A (en) * | 2010-12-03 | 2011-05-18 | 中国科学院长春应用化学研究所 | Method for preparing polyacrylic acid water-retaining agent |
| CN102060959B (en) | 2010-12-03 | 2012-07-04 | 中国科学院长春应用化学研究所 | Method for preparing polyacrylic acid water-retaining agent |
| CN102161809A (en) * | 2010-12-29 | 2011-08-24 | 上海东升新材料有限公司 | Super water absorbent and preparation method thereof |
| CN102161809B (en) * | 2010-12-29 | 2012-07-18 | 上海东升新材料有限公司 | Super water absorbent and preparation method thereof |
| CN102358773A (en) * | 2011-07-11 | 2012-02-22 | 桂林理工大学 | Preparation method for water-preserving and salt-tolerant alkaline concrete internal curing agent |
| CN102358773B (en) * | 2011-07-11 | 2012-10-10 | 桂林理工大学 | Preparation method for water-preserving and salt-tolerant alkaline concrete internal curing agent |
| CN102775992A (en) * | 2012-08-22 | 2012-11-14 | 乌鲁木齐中汇国豪生物科技有限公司 | Organic-inorganic multifunctional water-retaining agent for resisting saline and alkaline and preparation method thereof |
| CN103030739A (en) * | 2012-12-24 | 2013-04-10 | 青岛海尔软件有限公司 | Organic-inorganic composite water-absorbent material |
| CN103224592A (en) * | 2013-05-03 | 2013-07-31 | 中国地质科学院郑州矿产综合利用研究所 | Method for preparing water absorbing material by reasonably utilizing exothermic reaction process |
| CN103224592B (en) * | 2013-05-03 | 2015-05-20 | 中国地质科学院郑州矿产综合利用研究所 | Method for preparing water absorbing material by reasonably utilizing exothermic reaction process |
| CN103588934A (en) * | 2013-11-20 | 2014-02-19 | 宜兴丹森科技有限公司 | Method for preparing salt tolerant super absorbent resin by bentonite |
| CN104177535A (en) * | 2014-08-28 | 2014-12-03 | 无锡普爱德环保科技有限公司 | Water absorbing agent for drying machine and preparation method thereof |
| CN106084133A (en) * | 2016-06-15 | 2016-11-09 | 东北林业大学 | A kind of synthetic method of biocidal property high hydroscopic resin |
| CN107518985A (en) * | 2017-07-12 | 2017-12-29 | 徐州诺克非医药科技有限公司 | A kind of adhesive type high water absorption type paper diaper |
| CN107670090A (en) * | 2017-08-31 | 2018-02-09 | 苏州市苏真床垫有限公司 | A kind of preparation method of ventilated bacterium-suppressing paper diaper |
| CN107789662A (en) * | 2017-11-15 | 2018-03-13 | 济南毕昇信息科技有限公司 | A kind of diaper and preparation method thereof |
| CN116283027A (en) * | 2023-02-03 | 2023-06-23 | 北京市政建设集团有限责任公司 | Engineering soil water reducing agent with high water content, preparation method and application thereof |
| CN116283027B (en) * | 2023-02-03 | 2024-05-10 | 北京市政建设集团有限责任公司 | Engineering soil water reducing agent with high water content, preparation method and application thereof |
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| CN100584869C (en) | 2010-01-27 |
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