CN104479074A - High water-absorbing resin for diaper and preparation method thereof - Google Patents
High water-absorbing resin for diaper and preparation method thereof Download PDFInfo
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- CN104479074A CN104479074A CN201410635929.1A CN201410635929A CN104479074A CN 104479074 A CN104479074 A CN 104479074A CN 201410635929 A CN201410635929 A CN 201410635929A CN 104479074 A CN104479074 A CN 104479074A
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Abstract
The invention provides high water-absorbing resin for a diaper, wherein the high water-absorbing resin is composed of the components in parts by weight: 100-300 parts of acrylic acid, 0.01-0.03 part of a crosslinking agent, 1.5-5 parts of an initiator, 80-230 parts of sodium hydroxide, 7-20 parts of kelp, 20-60 parts of acrylamide, and 10-20 parts of an enhancer, wherein kelp is commercially available kelp and is crushed and ground to 100 mesh. The invention also discloses a preparation method for the high water-absorbing resin for the diaper. The high water-absorbing resin for the diaper is quite good, also is more environmentally friendly, and is friendly to the environment.
Description
Technical field:
The present invention relates to a kind of High hydrophilous resin, particularly relate to a kind of diaper High hydrophilous resin and preparation method thereof.
Background technology:
High hydrophilous resin is that a class has certain degree of crosslinking, water insoluble, the macromolecular compound with high-water expansion, containing a large amount of hydrophilic radicals and unique three-dimensional space network structure, there is very strong water suction, water retention capacity, can specific absorption self the tuple hundred doubly even moisture of thousands of times, even and if the moisture absorbed also can not overflow at elevated pressures, it is therefore the important ring in diaper composition material.The defect of the High hydrophilous resin existence that existing diaper is used is that water-absorbent is not high enough, and inadequate environmental protection, creates detrimentally affect to environment.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of diaper High hydrophilous resin, and water-absorbent is fine, and compares environmental protection, environmentally friendly.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of diaper High hydrophilous resin, its weight part composition comprises: 100 ~ 300 parts, vinylformic acid, linking agent 0.01 ~ 0.03 part, initiator 1.5 ~ 5 parts, 80 ~ 230 parts, sodium hydroxide, 7 ~ 20 parts, sea-tangle, acrylamide 20 ~ 60 parts, toughener 10 ~ 20 parts; Wherein, described sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Preferably, linking agent of the present invention is N,N methylene bis acrylamide.
Preferably, initiator of the present invention is the mixture of Potassium Persulphate and S-WAT.
Preferably, toughener of the present invention is methylene-succinic acid.
Another technical problem that the present invention will solve is to provide the preparation method of above-mentioned diaper High hydrophilous resin.
For solving the problems of the technologies described above, technical scheme is:
A preparation method for diaper High hydrophilous resin, comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, add sea-tangle dispersed with stirring, add linking agent, initiator, toughener, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Therefore compared with prior art, the present invention has following beneficial effect:
Sea-tangle as main raw material is renewable resources, therefore compares environmental protection, more friendly to environment, and sea-tangle fully can be polymerized with acrylamide, effectively can improve the water absorbent rate of resin, reach as high as 175.28g/g.
Embodiment:
Describe the present invention in detail below in conjunction with specific embodiment, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as a limitation of the invention.
Embodiment 1
A kind of diaper High hydrophilous resin, its weight part composition comprises: 100 parts, vinylformic acid, N, N-methylene-bisacrylamide 0.03 part, 5 parts, the mixture of Potassium Persulphate and S-WAT, 230 parts, sodium hydroxide, 20 parts, sea-tangle, acrylamide 60 parts, methylene-succinic acid 20 parts; Wherein, sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Its preparation method comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, adds sea-tangle dispersed with stirring, add N, the mixture of N-methylene-bisacrylamide, Potassium Persulphate and S-WAT, methylene-succinic acid, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Embodiment 2
A kind of diaper High hydrophilous resin, its weight part composition comprises: 300 parts, vinylformic acid, N, N-methylene-bisacrylamide 0.01 part, 1.5 parts, the mixture of Potassium Persulphate and S-WAT, 80 parts, sodium hydroxide, 7 parts, sea-tangle, acrylamide 20 parts, methylene-succinic acid 10 parts; Wherein, sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Its preparation method comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, adds sea-tangle dispersed with stirring, add N, the mixture of N-methylene-bisacrylamide, Potassium Persulphate and S-WAT, methylene-succinic acid, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Embodiment 3
A kind of diaper High hydrophilous resin, its weight part composition comprises: 150 parts, vinylformic acid, N, N-methylene-bisacrylamide 0.02 part, 4 parts, the mixture of Potassium Persulphate and S-WAT, 100 parts, sodium hydroxide, 10 parts, sea-tangle, acrylamide 40 parts, methylene-succinic acid 15 parts; Wherein, sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Its preparation method comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, adds sea-tangle dispersed with stirring, add N, the mixture of N-methylene-bisacrylamide, Potassium Persulphate and S-WAT, methylene-succinic acid, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Embodiment 4
A kind of diaper High hydrophilous resin, its weight part composition comprises: 200 parts, vinylformic acid, N, N-methylene-bisacrylamide 0.03 part, 3 parts, the mixture of Potassium Persulphate and S-WAT, 150 parts, sodium hydroxide, 15 parts, sea-tangle, acrylamide 50 parts, methylene-succinic acid 18 parts; Wherein, sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Its preparation method comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, adds sea-tangle dispersed with stirring, add N, the mixture of N-methylene-bisacrylamide, Potassium Persulphate and S-WAT, methylene-succinic acid, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Embodiment 5
A kind of diaper High hydrophilous resin, its weight part composition comprises: 250 parts, vinylformic acid, N, N-methylene-bisacrylamide 0.01 part, 2.5 parts, the mixture of Potassium Persulphate and S-WAT, 200 parts, sodium hydroxide, 18 parts, sea-tangle, acrylamide 30 parts, methylene-succinic acid 14 parts; Wherein, sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Its preparation method comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, adds sea-tangle dispersed with stirring, add N, the mixture of N-methylene-bisacrylamide, Potassium Persulphate and S-WAT, methylene-succinic acid, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Embodiment 6
A kind of diaper High hydrophilous resin, its weight part composition comprises: 240 parts, vinylformic acid, N, N-methylene-bisacrylamide 0.02 part, 2 parts, the mixture of Potassium Persulphate and S-WAT, 140 parts, sodium hydroxide, 12 parts, sea-tangle, acrylamide 45 parts, methylene-succinic acid 16 parts; Wherein, sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
Its preparation method comprises the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, adds sea-tangle dispersed with stirring, add N, the mixture of N-methylene-bisacrylamide, Potassium Persulphate and S-WAT, methylene-succinic acid, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
Water-absorbent by following experimental test examples:
Diaper High hydrophilous resin obtained for embodiment 1 ~ 6 is taken Ag respectively, put into beaker, now beaker weight is Bg, add 500ml water respectively, it is saturated that left at room temperature makes resin absorb water for 12 hours, with filter cloth elimination excessive moisture, now beaker weight is Cg, and water absorbent rate Q (g/g) is calculated by following formula:
Q＝(C-B)/A
As calculated, the water absorbent rate (g/g) of the diaper High hydrophilous resin that embodiment 1 ~ 6 is obtained is respectively 155.91,161.75,168.54,173.37,159.65,165.36, and water absorbent rate is all higher, and water-absorbent is all better.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (5)
1. a diaper High hydrophilous resin, is characterized in that: its weight part composition comprises: 100 ~ 300 parts, vinylformic acid, linking agent 0.01 ~ 0.03 part, initiator 1.5 ~ 5 parts, 80 ~ 230 parts, sodium hydroxide, 7 ~ 20 parts, sea-tangle, acrylamide 20 ~ 60 parts, toughener 10 ~ 20 parts; Wherein, described sea-tangle is commercially available sea-tangle, and is ground to 100 orders through pulverizing.
2. a kind of diaper High hydrophilous resin according to claim 1, is characterized in that: described linking agent is N,N methylene bis acrylamide.
3. a kind of diaper High hydrophilous resin according to claim 1, is characterized in that: described initiator is the mixture of Potassium Persulphate and S-WAT.
4. a kind of diaper High hydrophilous resin according to claim 1, is characterized in that: described toughener is methylene-succinic acid.
5. the preparation method of a kind of diaper High hydrophilous resin according to Claims 1 to 4 any one, is characterized in that: comprise the following steps:
(1) by formula ratio sodium hydroxide added in vinylformic acid and make it neutralize;
(2) acrylic acid solution after acrylamide and neutralization is mixed with the aqueous solution, add sea-tangle dispersed with stirring, add linking agent, initiator, toughener, stir, at 70 DEG C, polyreaction 5 hours, obtains polymkeric substance;
(3) by polymkeric substance after granulation, oven dry, pulverizing, obtained diaper High hydrophilous resin.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410635929.1A CN104479074A (en) | 2014-11-13 | 2014-11-13 | High water-absorbing resin for diaper and preparation method thereof |
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| CN201410635929.1A CN104479074A (en) | 2014-11-13 | 2014-11-13 | High water-absorbing resin for diaper and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107802879A (en) * | 2017-11-15 | 2018-03-16 | 济南毕昇信息科技有限公司 | A kind of diaper Water-absorbing high polymer and preparation method thereof |
| US20200383845A1 (en) * | 2017-11-10 | 2020-12-10 | Byungyong KIM | Biodegradable sanitary napkin and absorbation pad for human body |
| CN114394815A (en) * | 2022-01-18 | 2022-04-26 | 中国水利水电科学研究院 | Modified coral sand and preparation method thereof |
| WO2022254874A1 (en) * | 2021-06-04 | 2022-12-08 | Ｓｄｐグローバル株式会社 | Water-absorbent resin composition, absorber and absorbent article employing same, and method for manufacturing water-absorbent resin composition |
| WO2023188633A1 (en) * | 2022-03-30 | 2023-10-05 | Ｓｄｐグローバル株式会社 | Water-absorbable resin composition, absorber and absorbent article each using same, and method for producing water-absorbable resin composition |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040249120A1 (en) * | 2003-06-03 | 2004-12-09 | Makoto Nagasawa | Process for production of water-absorbing material |
| CN102516443A (en) * | 2011-12-15 | 2012-06-27 | 东营市诺尔化工有限责任公司 | Method for preparing super absorbent resin |
-
2014
- 2014-11-13 CN CN201410635929.1A patent/CN104479074A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040249120A1 (en) * | 2003-06-03 | 2004-12-09 | Makoto Nagasawa | Process for production of water-absorbing material |
| CN102516443A (en) * | 2011-12-15 | 2012-06-27 | 东营市诺尔化工有限责任公司 | Method for preparing super absorbent resin |
Non-Patent Citations (1)
| Title |
|---|
| 商平 等: "微波辐射海带接枝AA/AM合成高吸水树脂", 《化工新型材料》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200383845A1 (en) * | 2017-11-10 | 2020-12-10 | Byungyong KIM | Biodegradable sanitary napkin and absorbation pad for human body |
| CN107802879A (en) * | 2017-11-15 | 2018-03-16 | 济南毕昇信息科技有限公司 | A kind of diaper Water-absorbing high polymer and preparation method thereof |
| WO2022254874A1 (en) * | 2021-06-04 | 2022-12-08 | Ｓｄｐグローバル株式会社 | Water-absorbent resin composition, absorber and absorbent article employing same, and method for manufacturing water-absorbent resin composition |
| CN114394815A (en) * | 2022-01-18 | 2022-04-26 | 中国水利水电科学研究院 | Modified coral sand and preparation method thereof |
| WO2023188633A1 (en) * | 2022-03-30 | 2023-10-05 | Ｓｄｐグローバル株式会社 | Water-absorbable resin composition, absorber and absorbent article each using same, and method for producing water-absorbable resin composition |
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Application publication date: 20150401 |