CN106146763A - A kind of method of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin - Google Patents
A kind of method of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin Download PDFInfo
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- CN106146763A CN106146763A CN201510102521.2A CN201510102521A CN106146763A CN 106146763 A CN106146763 A CN 106146763A CN 201510102521 A CN201510102521 A CN 201510102521A CN 106146763 A CN106146763 A CN 106146763A
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Abstract
The method that the invention discloses a kind of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, configures sodium acrylate solution；Complete for Fructus Gleditsia powder and water are inserted in reactor, and at 80 DEG C of gelatinizing 1h, is cooled to 40 DEG C；Inserting in reactor by the sodium acrylate solution adding cross-linking agent, stir 30min under nitrogen atmosphere, displacement nitrogen is oxygen, adds initiator；It is warming up to 55-65 DEG C of reaction 1h；Be cooled to room temperature, be dried, segmentation, 70 DEG C dry, pulverize, sieve, pack and get final product.Present invention can apply to large-scale production, opened up the value of Fructus Gleditsia, have the advantage that cost is low, produce and control simply, the performance of gained water-absorbing resin is good.The water-loss reducer of soil prepared as base material using super absorbent resin, has good water absorbing properties.Water absorption >=450, moisture-holding capacity >=40, for soil, there is good water conservation, soil moisture conservation performance, and water retention property is sustainable for many years.The crumb structure of soil can also be improved, increase breathability and the water penetration of soil.
Description
Technical field
The present invention relates to water-absorbing resin field, the method for a kind of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin.
Background technology
Fructus Gleditsia fruit is the natural material of medicine food, health product, cosmetics and articles for washing.Additionally, Gleditsia sinensis Seeds can removing food stagnancy
Relieving dyspepsia is whetted the appetite, and containing guar gum；Fructus Gleditsia acupuncture (soap pin) includes flavonoid glycoside, phenols, aminoacid, has the highest economy
It is worth.Gleditsia sinensis Seeds contains abundant galactomannan gum and protein component, and galactomannan gum is because of the stream of its uniqueness
Degeneration, and it is used as thickening agent, stabilizer, binding agent, gellant, flotation agent, flocculant, dispersant etc., extensively should
For petroleum drilling and mining, food medicine, textile printing and dyeing, mining and mill run, war industry's explosive, daily use chemicals pottery, building coating, timber
The industries such as processing, papermaking, pesticide.Seed gel content is up to 30%~40%, in the Fructus Gleditsia leftover bits and pieces of glue, protein content is high
In 30%, can be used for Fodder making raw material or extract green egg white matter.Fructus Gleditsia bean contains abundant crude protein, polysaccharide, oil-containing
Amount exceedes Semen sojae atricolor.The timber of Gleditsia officinalis is solid, anticorrosive anti-wear, yellowish-brown or miscellaneous have red streak, can be used for craft articles,
Furniture.
Hydroscopic high-molecular resin is the novel high polymer functional material that development in recent years is got up, and owing to water absorption is very strong, has suction
Receive the most thousands of times of moisture of own wt hundred times ability, and when arid release absorb moisture, thus can industry,
The aspects such as agricultural and daily life are applied.Wang Cunguo, He Lixia et al. are at rich cellulose class crops stalk and acrylic acid
Graft copolymerization is prepared in high magnification water-absorbing resin, uses Cotton Stalk, straw and corn stalk with acrylic acid graft product to going
The water absorbent rate of ionized water.Sun Lin, Wang Cunguo etc. are prepared for salt tolerance absorbent at application wheat stalk with acrylic graft copolymer
In resin, carry out structural characterization, have studied monomer ratio, acrylic acid degree of neutralization, initiator and dosage of crosslinking agent and anti-
Answer the temperature impact on Smoking indexes.
The invention discloses a kind of method utilizing Fructus Gleditsia to prepare super absorbent resin, the deep processing for Fructus Gleditsia product is opened with application
Ward off an approach.Hydroscopic high-molecular resin is added after heavy metal all being extracted in terms of Tailings Dam, the arable land that can realize reclaiming,
Greening, afforestation, sandy soilization transformation, reach Heavy Metal Pollution Control purpose, simultaneously can be used for flyash stack-up-yard
Pollution control, after improvement and can realize second ploughing, for the abundant profit of enterprise's extra earning.
Summary of the invention
The method that it is an object of the invention to provide a kind of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, the present invention provides following technical scheme:
A kind of method of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, concrete steps include:
1) configuration sodium acrylate solution；The acrylic acid of 120g is dissolved in 50ml deionized water, forms acrylic acid solution；
50-60g sodium hydroxide 150ml water dissolution is become sodium hydroxide solution, acrylic acid solution is mixed with sodium hydroxide solution
Preparing degree of neutralization after conjunction is the sodium acrylate solution of 75%-90%；
2) complete for 4-8g Fructus Gleditsia powder and 50ml water are inserted in reactor, and at 80 DEG C of gelatinizing 1h, be cooled to 40 DEG C；To third
Olefin(e) acid sodium solution adds 0.1-0.2g cross-linking agent, and the sodium acrylate solution adding cross-linking agent is inserted in reactor,
30min is stirred under nitrogen atmosphere,
3) displacement nitrogen is to become oxygen atmosphere in oxygen makes reactor, adds 0.1-0.2g initiator；It is warming up to 55-65
DEG C reaction 1h；
4) it is cooled to room temperature；Being dried to biodiversity content is 5-15%, segmentation, 70 DEG C of drying, pulverizes, mistake 150 mesh sieves,
Pack and get final product.
As the further scheme of the present invention: described cross-linking agent uses N, N '-methylene-bisacrylamide solution.
As the further scheme of the present invention: described initiator uses potassium peroxydisulfate.
Compared with prior art, the invention has the beneficial effects as follows: a kind of Fructus Gleditsia product synthesis macromolecule provided by the present invention is inhaled
The method of water-resin, can be applicable to large-scale production, has opened up the value of Fructus Gleditsia, has cost low a little, produces control
System is simple, and the performance of gained water-absorbing resin is good.The soil that the super absorbent resin prepared in the process of the present invention is prepared as base material
Water-retaining agent, has good water absorbing properties.Water absorption >=450, moisture-holding capacity >=40, for soil have good water conservation,
Soil moisture conservation performance, and water retention property is sustainable for many years.Hydroscopic high-molecular resin not only water absorption, water-retaining property are splendid, as soil
Modifying agent and water-retaining agent, it can also improve the crumb structure of soil, increase breathability and the water penetration of soil, reduce soil
Earth daytime and the temperature difference in evening.Fertilizer, pesticide can also be absorbed simultaneously, prevent fertilizer, pesticide and soil erosion, and make fertilizer
Material, agricultural, water are slowly released, and improve fertilizer, the effect of pesticide, and are greatly enhanced drought-resistant ability.
Accompanying drawing explanation
Fig. 1 is the process chart of the present invention.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, aobvious
So, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all
Belong to the scope of protection of the invention.
Embodiment 1
Refer to Fig. 1, in the embodiment of the present invention, the method for a kind of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, concrete steps
Including:
1) acrylic acid of 120 grams is dissolved in 50ml deionized water, forms acrylic acid solution.
2) 50 grams of sodium hydroxide 150ml water dissolutioies are become sodium hydroxide solution.
3) sodium hydroxide solution is added slowly in acrylic acid solution, is configured to the sodium acrylate solution that degree of neutralization is 75% standby.
4) 4 grams of full powder of Fructus Gleditsia and 50ml distilled water are added in 250ml there-necked flask at 80 DEG C of gelatinizing 1h, be cooled to 40 DEG C.
5) adding 0.15g cross-linking agent N in the sodium acrylate solution that degree of neutralization is 75%, N '-methylene-bisacrylamide is molten
Liquid, is placed in there-necked flask, stirs 30min under nitrogen atmosphere, and then displacement nitrogen is to become in oxygen makes reactor
Oxygen atmosphere, adds initiator potassium persulfate 0.15g.It is warming up to 55 DEG C of reaction 1h, is cooled to room temperature.
6) it is dried to suitable degree, segmentation, 70 DEG C of drying, pulverizing, 150 mesh packagings of sieving.
Embodiment 2
Refer to Fig. 1, in the embodiment of the present invention, the method for a kind of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, concrete steps
Including:
1) acrylic acid of 120 grams is dissolved in 50ml deionized water, forms acrylic acid solution.
2) 60 grams of sodium hydroxide 150ml water dissolutioies are become sodium hydroxide solution.
3) sodium hydroxide solution is added slowly in acrylic acid solution, is configured to the sodium acrylate solution that degree of neutralization is 90% standby.
4) 8 grams of full powder of Fructus Gleditsia and 50ml distilled water are added in 250ml there-necked flask at 80 DEG C of gelatinizing 1h, be cooled to 40 DEG C.
5) in the sodium acrylate solution that degree of neutralization is 90%, 0.1g cross-linking agent N is added, N '-methylene-bisacrylamide solution,
Being placed in there-necked flask, stir 30min under nitrogen atmosphere, then displacement nitrogen is to become oxygen in oxygen makes reactor
Environment, adds initiator potassium persulfate 0.2g.It is warming up to 55 DEG C of reaction 1h, is cooled to room temperature.
6) it is dried to suitable degree, segmentation, 70 DEG C of drying, pulverizing, 150 mesh packagings of sieving.
Embodiment 3
Refer to Fig. 1, in the embodiment of the present invention, the method for a kind of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, concrete steps
Including:
1) acrylic acid of 120 grams is dissolved in 50ml deionized water, forms acrylic acid solution.
2) 60 grams of sodium hydroxide 150ml water dissolutioies are become sodium hydroxide solution.
3) sodium hydroxide solution is added slowly in acrylic acid solution, is configured to the sodium acrylate solution that degree of neutralization is 90% standby.
4) 8 grams of full powder of Fructus Gleditsia and 50ml distilled water are added in 250ml there-necked flask at 80 DEG C of gelatinizing 1h, be cooled to 40 DEG C.
5) in the sodium acrylate solution that degree of neutralization is 90%, 0.2g cross-linking agent N is added, N '-methylene-bisacrylamide solution,
Being placed in there-necked flask, stir 30min under nitrogen atmosphere, then displacement nitrogen is to become oxygen in oxygen makes reactor
Environment, adds initiator potassium persulfate 0.1g.It is warming up to 65 DEG C of reaction 1h, is cooled to room temperature.
6) it is dried to suitable degree, segmentation, 70 DEG C of drying, pulverizing, 150 mesh packagings of sieving.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and do not carrying on the back
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only comprises
One independent technical scheme, this narrating mode of description is only the most for clarity sake, and those skilled in the art should be by
Description is as an entirety, and the technical scheme in each embodiment can also be through appropriately combined, and forming those skilled in the art can
With other embodiments understood.
Claims (3)
1. the method for a Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin, it is characterised in that concrete steps include:
1) configuration sodium acrylate solution；The acrylic acid of 120g is dissolved in 50ml deionized water, forms acrylic acid solution；
50-60g sodium hydroxide 150ml water dissolution is become sodium hydroxide solution, acrylic acid solution is mixed with sodium hydroxide solution
Preparing degree of neutralization after conjunction is the sodium acrylate solution of 75%-90%；
2) complete for 4-8g Fructus Gleditsia powder and 50ml water are inserted in reactor, and at 80 DEG C of gelatinizing 1h, be cooled to 40 DEG C；To third
Olefin(e) acid sodium solution adds 0.1-0.2g cross-linking agent, and the sodium acrylate solution adding cross-linking agent is inserted in reactor,
30min is stirred under nitrogen atmosphere,
3) displacement nitrogen is to become oxygen atmosphere in oxygen makes reactor, adds 0.1-0.2g initiator；It is warming up to 55-65
DEG C reaction 1h；
4) it is cooled to room temperature；Being dried to biodiversity content is 5-15%, segmentation, 70 DEG C of drying, pulverizes, mistake 150 mesh sieves,
Pack and get final product.
The method of Fructus Gleditsia the most according to claim 1 full powder synthesis hydroscopic high-molecular resin, it is characterised in that described friendship
Connection agent uses N, N '-methylene-bisacrylamide solution.
Fructus Gleditsia the most according to claim 1 full powder synthesis hydroscopic high-molecular resin method, it is characterised in that described in draw
Send out agent and use potassium peroxydisulfate.
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| CN201510102521.2A CN106146763A (en) | 2015-03-09 | 2015-03-09 | A kind of method of Fructus Gleditsia full powder synthesis hydroscopic high-molecular resin |
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Citations (5)
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|---|---|---|---|---|
| CN1290714A (en) * | 2000-11-09 | 2001-04-11 | 徐月平 | High hydroscopicity resin specially for oil field and agriculture |
| CN101117371A (en) * | 2006-07-31 | 2008-02-06 | 孙明 | Process for producing plant drought-resisting water-loss reducer by using farm crop by-products |
| US20090069185A1 (en) * | 2004-08-27 | 2009-03-12 | Absorbent Technologies, Inc. | Superabsorbent polymers in agricultural applications |
| CN101914256A (en) * | 2010-08-06 | 2010-12-15 | 西北师范大学 | Method for preparing composite water-retaining agent by adopting plant straws |
| CN102010482A (en) * | 2010-11-02 | 2011-04-13 | 中国农业科学院农业环境与可持续发展研究所 | Method for preparing super-strong water-absorbing water-retaining agent |
-
2015
- 2015-03-09 CN CN201510102521.2A patent/CN106146763A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1290714A (en) * | 2000-11-09 | 2001-04-11 | 徐月平 | High hydroscopicity resin specially for oil field and agriculture |
| US20090069185A1 (en) * | 2004-08-27 | 2009-03-12 | Absorbent Technologies, Inc. | Superabsorbent polymers in agricultural applications |
| CN101117371A (en) * | 2006-07-31 | 2008-02-06 | 孙明 | Process for producing plant drought-resisting water-loss reducer by using farm crop by-products |
| CN101914256A (en) * | 2010-08-06 | 2010-12-15 | 西北师范大学 | Method for preparing composite water-retaining agent by adopting plant straws |
| CN102010482A (en) * | 2010-11-02 | 2011-04-13 | 中国农业科学院农业环境与可持续发展研究所 | Method for preparing super-strong water-absorbing water-retaining agent |
Non-Patent Citations (2)
| Title |
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| 张宏利等: "《中国灭鼠植物及其研究方法》", 30 November 2009, 西北农林科技大学出版社 * |
| 张步宁等: "基于可再生天然原料的绿色高吸水树脂的研究进展", 《材料导报》 * |
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