CN114108323A - Process for preparing absorbent cotton - Google Patents
Process for preparing absorbent cotton Download PDFInfo
- Publication number
- CN114108323A CN114108323A CN202111536509.4A CN202111536509A CN114108323A CN 114108323 A CN114108323 A CN 114108323A CN 202111536509 A CN202111536509 A CN 202111536509A CN 114108323 A CN114108323 A CN 114108323A
- Authority
- CN
- China
- Prior art keywords
- cotton
- preparing
- parts
- cellucotton
- steps
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920000742 Cotton Polymers 0.000 title claims abstract description 89
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 17
- 229920000570 polyether Polymers 0.000 claims abstract description 17
- 229920005862 polyol Polymers 0.000 claims abstract description 14
- 150000003077 polyols Chemical class 0.000 claims abstract description 14
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 238000005303 weighing Methods 0.000 claims abstract description 13
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims abstract description 12
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000002745 absorbent Effects 0.000 claims abstract description 10
- 239000002250 absorbent Substances 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 229920002545 silicone oil Polymers 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 6
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000012975 dibutyltin dilaurate Substances 0.000 claims abstract description 6
- 238000005187 foaming Methods 0.000 claims abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 27
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000002791 soaking Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
- D06M15/568—Reaction products of isocyanates with polyethers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention provides a preparation process of absorbent cotton, which comprises the following steps: s1, raw materials: using hollow plant cellucotton, polyether glycol, hydrophilic silicone oil, toluene diisocyanate, H2O, triethylene diamine, dibutyltin dilaurate and a water absorbent as raw materials, S2, and preparing the following steps: preparing a disinfection box, a first electronic scale, a foaming mould box, 2 measuring cups and a stirrer, preparing the above materials, and then weighing 80 parts and 20 parts of polyether polyol and hydrophilic polyether polyol respectively by the first electronic scale. The water absorption performance of the cotton can be improved, so that the water absorption performance of the manufactured cotton product is greatly improved, the use requirement of the water absorption performance of the cotton product used in daily life of people is met, the cotton product manufactured by the process can meet the ideal water absorption performance requirement, and the cotton product can not well absorb liquid when in use.
Description
Technical Field
The invention relates to the technical field of water absorption of cotton products, in particular to a preparation process of water-absorbing cotton.
Background
Cotton fabrics are made of cotton, and are available in many grades, and cotton is an important raw material in the textile industry, and cotton fiber products are good in moisture absorption and air permeability, soft and warm, and are mostly used for short edition because they are not as durable as silk, and knife-cut stencils and photographic plates are used for such materials, and because they scratch the screen during washing, it is generally preferable not to reuse it, and in addition, the use of such a screen wastes ink compared with other screens, and they are loose after repeated use, and the width of such a screen is between 37 and 60 inches, and it is also imported from China.
At present, with the improvement of living standard of people, the requirement on cotton products is higher and higher, and the existing cotton used in the market has certain water absorption due to the fact that the used materials of the cotton have certain water absorption, but the water absorption performance of the cotton is not ideal, so that the using effect of the cotton products cannot achieve the ideal water absorption effect.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a preparation process of absorbent cotton, which solves the problem that the using effect of cotton products cannot achieve the ideal absorbent effect because the used materials of the cotton which is used for a long time in the market have certain water absorbability but the water absorbability of the cotton is not ideal.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a preparation process of absorbent cotton comprises the following steps:
s1, raw materials: hollow plant cellucotton, polyether glycol, hydrophilic silicone oil, toluene diisocyanate, H2O, triethylene diamine, dibutyltin dilaurate and a water absorbent are used as raw materials;
s2, preparation process: preparing a disinfection box, a first electronic scale, a foaming mould box, 2 measuring cups and a stirrer, and preparing the above materials for later operation;
respectively weighing 80 parts and 20 parts of polyether polyol and hydrophilic polyether polyol by using an electronic balance, and then weighing 2.8 parts of triethylene diamine and 0.33 part of dibutyltin dilaurate;
preparing a measuring cup and weighing 41 parts of toluene diisocyanate for later use;
s3, operation: pouring the mixture into one of prepared measuring cups, uniformly stirring the mixture by using a stirrer, weighing 1.1 parts of hydrophilic silicone oil and 10 parts of water absorbent by using an electronic scale after uniform stirring, pouring the hydrophilic silicone oil and the water absorbent into the measuring cup, and uniformly stirring the mixture by using the stirrer;
then, 41 parts of the prepared toluene diisocyanate was introduced into a prepared measuring cup and rapidly stirred for 3 to 5 seconds;
s4, further preparing and forming: then the hollow plant cellucotton is placed inside the foam mold box, then the raw materials in the measuring cup are led into the hollow plant cellucotton, then the hollow plant cellucotton is sealed and placed for a period of time through a mold to be made into absorbent cotton, and then the absorbent cotton is processed into cotton products.
Preferably, the stirring temperature involved in S3 is controlled to be between 40 ℃ and 65 ℃.
Preferably, each of the S2 and S3 is 10 grams by weight.
Preferably, the content of cotton fibers in the hollow plant fiber cotton in the S1 is 55%, and the content of biological cellulose in the hollow plant fiber cotton in the S1 is 45%.
Preferably, the purity of the polyether polyol is 96.53%, the purity of the toluene diisocyanate is 95.83%, and the purity of the hydrophilic polyether polyol is 94.67%.
(III) advantageous effects
The invention provides a preparation process and a preparation method of absorbent cotton. The method has the following beneficial effects:
the invention has the beneficial effects that:
the water absorption performance of the cotton can be improved, so that the water absorption performance of the manufactured cotton product is greatly improved, the use requirement of the water absorption performance of the cotton product used in daily life of people is met, and the cotton product manufactured by the process can meet the ideal water absorption performance requirement;
the key technical points of the invention are as follows: can improve the absorption performance of cotton and prevent the cotton product from not absorbing liquid well when in use.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
preparing a disinfection box, a first electronic scale, a foaming mould box, 2 measuring cups and a stirrer, and preparing the above materials for later operation;
respectively weighing 80 parts and 20 parts of polyether polyol and hydrophilic polyether polyol by using an electronic balance, then weighing 2.8 parts of triethylene diamine and 0.33 part of dibutyltin dilaurate, preparing a measuring cup, weighing 41 parts of toluene diisocyanate for later use, and finishing preparation of absorbent cotton
Example two:
pouring the mixture into one of prepared measuring cups, uniformly stirring the mixture by using a stirrer, weighing 1.1 parts of hydrophilic silicone oil and 10 parts of water absorbent by using an electronic scale after uniformly stirring, pouring the hydrophilic silicone oil and the water absorbent into the measuring cup, wherein the purity of polyether polyol is 96.53%, the purity of toluene diisocyanate is 95.83%, and the purity of hydrophilic polyether polyol is 94.67%, so that the prepared cotton has ideal absorption performance, uniformly stirring the mixture by using the stirrer, and controlling the stirring temperature to be between 40 ℃ and 65 ℃, so that the raw materials can be more fully dissolved;
then, 41 parts of the prepared toluene diisocyanate was introduced into a prepared measuring cup and rapidly stirred for 3 to 5 seconds, and the prepared raw materials were mixed and uniformly stirred so that the mixed raw materials had water absorption properties.
Example three:
the method comprises the steps of putting hollow plant cellucotton into a foam mold box, enabling the content of cotton fibers in the hollow plant cellucotton to be 55% and the content of biological cellulose in the hollow plant cellucotton in S1 to be 45%, enabling the hollow plant cellucotton to have better absorption performance according to the proportion, guiding raw materials in a measuring cup into the hollow plant cellucotton, sealing the hollow plant cellucotton, enabling the hollow plant cellucotton to be sealed and placed for a period of time through a mold to be made into absorbent cotton, processing the absorbent cotton into cotton products, and preparing, processing and molding the uniformly mixed raw materials.
Ten groups of cotton products were selected for comparative testing:
firstly, soaking the first cotton in water, and then taking out the first cotton to continuously absorb water with the water content of 25-32 percent;
secondly, soaking the second cotton in water, and taking out the second cotton to ensure that the continuous water absorption content in the second cotton is 35-40%;
thirdly, putting the third cotton into water for soaking, and then taking out the third cotton to continuously absorb water with the content of 25-36 percent;
fourthly, putting the fourth cotton into water for soaking, and then taking out the fourth cotton to ensure that the continuous water absorption content in the fourth cotton is 33 to 40 percent;
fifthly, putting the fifth cotton into water for soaking, and then taking out the fifth cotton to ensure that the continuous water absorption content in the fifth cotton is 26-29 percent;
sixthly, putting the sixth cotton into water for soaking, and then taking out the cotton to ensure that the continuous water absorption content in the cotton is 30-37%;
seventhly, soaking the seventh cotton in water, and taking out the seventh cotton to ensure that the continuous water absorption content in the seventh cotton is 10-15%;
eighthly, putting the eighth cotton into water for soaking, and then taking out the cotton to ensure that the continuous water absorption content in the cotton is 8-12%;
ninth, the ninth cotton is soaked in water, and then the ninth cotton is taken out and the continuous water absorption content in the ninth cotton is 28-35%;
placing the tenth cotton into water for soaking, and then taking out the cotton to ensure that the continuous water absorption content in the cotton is 50-65%;
the tenth of the cotton products is the cotton product produced by the process, so that the cotton product produced by the process has good water absorption performance.
The working principle of the invention is as follows: the invention is generally used in cotton products in daily life when in use, and when the cotton product produced by the invention is used, the moisture required to be absorbed can be sufficiently absorbed, so that the cotton product can absorb a large amount of moisture at one time, the cotton product does not need to be repeatedly used for absorbing moisture, and the utilization rate of the cotton product is reflected to the maximum.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A preparation process of absorbent cotton is characterized by comprising the following steps: the method comprises the following steps:
s1, raw materials: hollow plant cellucotton, polyether glycol, hydrophilic silicone oil, toluene diisocyanate, H2O, triethylene diamine, dibutyltin dilaurate and a water absorbent are used as raw materials;
s2, preparation process: preparing a disinfection box, a first electronic scale, a foaming mould box, 2 measuring cups and a stirrer, and preparing the above materials for later operation;
respectively weighing 80 parts and 20 parts of polyether polyol and hydrophilic polyether polyol by using an electronic balance, and then weighing 2.8 parts of triethylene diamine and 0.33 part of dibutyltin dilaurate;
preparing a measuring cup and weighing 41 parts of toluene diisocyanate for later use;
s3, operation: pouring the mixture into one of prepared measuring cups, uniformly stirring the mixture by using a stirrer, weighing 1.1 parts of hydrophilic silicone oil and 10 parts of water absorbent by using an electronic scale after uniform stirring, pouring the hydrophilic silicone oil and the water absorbent into the measuring cup, and uniformly stirring the mixture by using the stirrer;
then, 41 parts of the prepared toluene diisocyanate was introduced into a prepared measuring cup and rapidly stirred for 3 to 5 seconds;
s4, further preparing and forming: then the hollow plant cellucotton is placed inside the foam mold box, then the raw materials in the measuring cup are led into the hollow plant cellucotton, then the hollow plant cellucotton is sealed and placed for a period of time through a mold to be made into absorbent cotton, and then the absorbent cotton is processed into cotton products.
2. The process for preparing absorbent cotton according to claim 1, wherein the process comprises the following steps: the stirring temperature involved in said S3 is controlled between 40 ℃ and 65 ℃.
3. The process for preparing absorbent cotton according to claim 1, wherein the process comprises the following steps: each part of S2 and S3 was 10 grams by weight.
4. The process for preparing absorbent cotton according to claim 1, wherein the process comprises the following steps: the content of cotton fibers in the hollow plant cellucotton in the S1 is 55%, and the content of biological cellulose in the hollow plant cellucotton in the S1 is 45%.
5. The process for preparing absorbent cotton according to claim 1, wherein the process comprises the following steps: the purity of the polyether polyol is 96.53%, the purity of the toluene diisocyanate is 95.83%, and the purity of the hydrophilic polyether polyol is 94.67%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111536509.4A CN114108323A (en) | 2021-12-15 | 2021-12-15 | Process for preparing absorbent cotton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111536509.4A CN114108323A (en) | 2021-12-15 | 2021-12-15 | Process for preparing absorbent cotton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114108323A true CN114108323A (en) | 2022-03-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111536509.4A Pending CN114108323A (en) | 2021-12-15 | 2021-12-15 | Process for preparing absorbent cotton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114108323A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070191502A1 (en) * | 2006-02-14 | 2007-08-16 | Foamex L.P. | Hydrophilic ester polyurethane foams |
| CN102070763A (en) * | 2010-12-24 | 2011-05-25 | 东莞市源聚德实业有限公司 | Medicinal water absorption sponge and preparation method thereof |
| CN108250402A (en) * | 2017-12-25 | 2018-07-06 | 福建恒安卫生材料有限公司 | A kind of hydrophily softness sponge and preparation method and application |
| CN112266455A (en) * | 2020-09-29 | 2021-01-26 | 万华化学集团股份有限公司 | Modified high blood absorption polyurethane sponge, preparation method and application thereof |
| CN113501926A (en) * | 2021-07-27 | 2021-10-15 | 徐建 | Processing technology of polyurethane sponge |
-
2021
- 2021-12-15 CN CN202111536509.4A patent/CN114108323A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070191502A1 (en) * | 2006-02-14 | 2007-08-16 | Foamex L.P. | Hydrophilic ester polyurethane foams |
| CN102070763A (en) * | 2010-12-24 | 2011-05-25 | 东莞市源聚德实业有限公司 | Medicinal water absorption sponge and preparation method thereof |
| CN108250402A (en) * | 2017-12-25 | 2018-07-06 | 福建恒安卫生材料有限公司 | A kind of hydrophily softness sponge and preparation method and application |
| CN112266455A (en) * | 2020-09-29 | 2021-01-26 | 万华化学集团股份有限公司 | Modified high blood absorption polyurethane sponge, preparation method and application thereof |
| CN113501926A (en) * | 2021-07-27 | 2021-10-15 | 徐建 | Processing technology of polyurethane sponge |
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| PB01 | Publication | ||
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Application publication date: 20220301 |