CN112851950A - Branched-grafted amphiphilic nylon fiber material - Google Patents
Branched-grafted amphiphilic nylon fiber material Download PDFInfo
- Publication number
- CN112851950A CN112851950A CN202011624568.2A CN202011624568A CN112851950A CN 112851950 A CN112851950 A CN 112851950A CN 202011624568 A CN202011624568 A CN 202011624568A CN 112851950 A CN112851950 A CN 112851950A
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- Prior art keywords
- nylon
- divinyl
- fiber material
- amphiphilic
- nylon fiber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical after-treatment
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a branch-grafting type amphiphilic nylon fiber material which comprises the following components in parts by weight: 200 parts of (A); divinyl-1, 4-butanediol ether: 3-10 parts; glycol-based polymer: 8-10 parts. In the invention, the polyethylene glycol polymer is branched and connected on the nylon molecule mainly by taking divinyl-1, 4-butanediol ether as bridging, firstly, in the third step, a part of divinyl-1, 4-butanediol ether is added, wherein the divinyl-1, 4-butanediol ether has two C ═ C bonds, and can react with the groups on the nylon after the addition of the reaction, so that the diol polymer is connected to nylon molecule and can react with divinyl-1, 4-butanediol ether to produce amphiphilic polymer, and because the nylon molecule is provided with divinyl-1, 4-butanediol ether side group, therefore, the amphiphilic nylon material can be polymerized with the amphiphilic polymer continuously, and finally the branch-grafting type amphiphilic nylon material is obtained.
Description
Technical Field
The invention relates to the field of macromolecules, in particular to a branch-grafting type amphiphilic nylon fiber material.
Background
Nylon is a common fiber material, but the nylon itself has high crystallinity, compact structure and strong hydrophobicity, and polar molecules on the dye are difficult to react with the nylon, so that dyeing is carried out, and the dyeing difficulty is high whether the nylon is water-based dye or oil-based dye.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a branch-grafting type amphiphilic nylon fiber material which is easy to dye.
In order to achieve the purpose, the invention provides the following technical scheme:
a branch-grafting type amphiphilic nylon fiber material,
comprises the following components in parts by weight:
nylon 66: 200 parts of (A);
divinyl-1, 4-butanediol ether: 3-10 parts;
glycol-based polymer: 8-10 parts.
As a further improvement of the present invention,
the glycol polymer is polyethylene glycol or polypropylene glycol.
As a further improvement of the present invention,
the glycol polymer is a mixture of polyethylene glycol and polypropylene glycol in a mass ratio of 1: 1.
As a further improvement of the present invention,
the preparation method comprises the following steps:
the method comprises the following steps: dissolving nylon fiber in a solvent;
step two: adding an initiator;
step three: adding one half of divinyl-1, 4-butanediol ether to react for 30-60 min at 85 ℃;
step four: adding a catalyst and the remaining diol polymer of divinyl-1, 4-butanediol ether;
step five: controlling the temperature to 30-40 ℃ to react for 1-2 h.
Step six: obtaining the nylon material.
As a further improvement of the present invention,
the initiator is benzoyl peroxide.
As a further improvement of the present invention,
the amount of the initiator is 0.5-1% of the mass of the nylon.
As a further improvement of the present invention,
the catalyst is p-toluenesulfonic acid.
As a further improvement of the present invention,
the dosage of the catalyst is 0.5-1% of the mass of the nylon.
As a further improvement of the present invention,
the solvent is a mixture of water and hexane.
As a further improvement of the present invention,
the solvent is a mixture of water and hexane in a volume ratio of 3: 1.
The invention has the advantages that the polyethylene glycol polymer is supported on the nylon molecule mainly by taking divinyl-1, 4-butanediol ether as bridging, firstly, in the third step, a part of divinyl-1, 4-butanediol ether is added, wherein the divinyl-1, 4-butanediol ether has two C ═ C bonds, and can react with the groups on the nylon after the addition of the reaction, so that the diol polymer is connected to nylon molecule and can react with divinyl-1, 4-butanediol ether to produce amphiphilic polymer, and because the nylon molecule is provided with divinyl-1, 4-butanediol ether side group, therefore, the amphiphilic nylon material can be polymerized with the amphiphilic polymer continuously, and finally the branch-grafting type amphiphilic nylon material is obtained.
The reaction steps are as follows:
reaction 1:
reaction 2:
Detailed Description
The first embodiment is as follows:
weighing the following components in parts by weight:
nylon 66: 200 parts of (A);
divinyl-1, 4-butanediol ether: 5 parts of a mixture;
glycol-based polymer: 8 parts.
The glycol polymer is a mixture of polyethylene glycol and polypropylene glycol in a mass ratio of 1: 1.
Wherein the polyethylene glycol is polyethylene glycol 400 with molecular weight of 400.
The polypropylene glycol is polypropylene glycol 400 with a molecular weight of 400.
The method comprises the following steps: dissolving nylon fiber in a solvent;
step two: adding an initiator;
step three: adding one half of divinyl-1, 4-butanediol ether to react for 30-60 min at 85 ℃;
step four: adding a catalyst and the remaining diol polymer of divinyl-1, 4-butanediol ether;
step five: controlling the temperature to be 30-40 ℃ to react for 1-2 h;
step six: obtaining the nylon material.
The initiator is benzoyl peroxide.
The amount of the initiator is 0.5-1% of the mass of the nylon.
The catalyst is p-toluenesulfonic acid.
The dosage of the catalyst is 0.5-1% of the mass of the nylon.
The solvent is a mixture of water and hexane.
The solvent is a mixture of water and hexane in a volume ratio of 3: 1.
Comparative example one:
conventional nylon 66 material is used.
The materials of the examples and comparative examples were prepared as fabrics, using infrared high temperature dyes, and fiber dyeing experiments were performed:
dye:
cationic red 5 BL: 4% (owf)
Fast calculation of 80%: 4% (owf)
Sodium acetate: 1.5% (owf)
Sodium sulfate: 10% (owf)
The bath ratio was 1:50.
The dyeing process conditions are as follows:
dyeing at 60 ℃, heating to 95 ℃, preserving heat for 60 minutes, cooling to 60 ℃, preserving heat for 15 minutes, and then drying at 80 ℃.
Calculating the absorbance of the dye liquor residual liquid by a spectrophotometer to calculate the dye quantity (mg/g);
the examples and comparative examples were subjected to a color fastness test.
| Amount of dye uptake (mg/g) | Color fading fastness (grade) | Colour fastness (grade) | |
| Example one | 20 | 5 | 5 |
| Comparative example 1 | 5 | 3 | 3 |
In the invention, the polyethylene glycol polymer is branched and connected on the nylon molecule mainly by taking divinyl-1, 4-butanediol ether as bridging, firstly, in the third step, a part of divinyl-1, 4-butanediol ether is added, wherein the divinyl-1, 4-butanediol ether has two C ═ C bonds, and can react with the groups on the nylon after the addition of the reaction, so that the diol polymer is connected to nylon molecule and can react with divinyl-1, 4-butanediol ether to produce amphiphilic polymer, and because the nylon molecule is provided with divinyl-1, 4-butanediol ether side group, therefore, the amphiphilic nylon material can be polymerized with the amphiphilic polymer continuously, and finally the branch-grafting type amphiphilic nylon material is obtained.
The embodiment of the invention can improve the dye uptake and color fastness of the dye.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. A branch-grafting type amphiphilic nylon fiber material is characterized in that:
comprises the following components in parts by weight:
nylon 66: 200 parts of (A);
divinyl-1, 4-butanediol ether: 3-10 parts;
glycol-based polymer: 8-10 parts.
2. The branched amphiphilic nylon fiber material of claim 1, wherein: the glycol polymer is polyethylene glycol or polypropylene glycol.
3. The branched amphiphilic nylon fiber material of claim 1, wherein: the glycol polymer is a mixture of polyethylene glycol and polypropylene glycol in a mass ratio of 1: 1.
4. The branched amphiphilic nylon fiber material of claim 1, wherein: the preparation method comprises the following steps:
the method comprises the following steps: dissolving nylon fiber in a solvent;
step two: adding an initiator;
step three: adding one half of divinyl-1, 4-butanediol ether to react for 30-60 min at 85 ℃;
step four: adding a catalyst and the remaining diol polymer of divinyl-1, 4-butanediol ether;
step five: controlling the temperature to be 30-40 ℃ to react for 1-2 h;
step six: obtaining the nylon material.
5. The branched amphiphilic nylon fiber material of claim 4, wherein: the initiator is benzoyl peroxide.
6. The branched amphiphilic nylon fiber material of claim 5, wherein: the amount of the initiator is 0.5-1% of the mass of the nylon.
7. The branched amphiphilic nylon fiber material of claim 4, wherein: the catalyst is p-toluenesulfonic acid.
8. The branched amphiphilic nylon fiber material of claim 7, wherein: the dosage of the catalyst is 0.5-1% of the mass of the nylon.
9. The branched amphiphilic nylon fiber material of claim 4, wherein: the solvent is a mixture of water and hexane.
10. The branched amphiphilic nylon fiber material of claim 9, wherein: the solvent is a mixture of water and hexane in a volume ratio of 3: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011624568.2A CN112851950A (en) | 2020-12-31 | 2020-12-31 | Branched-grafted amphiphilic nylon fiber material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011624568.2A CN112851950A (en) | 2020-12-31 | 2020-12-31 | Branched-grafted amphiphilic nylon fiber material |
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| Publication Number | Publication Date |
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| CN112851950A true CN112851950A (en) | 2021-05-28 |
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| CN202011624568.2A Pending CN112851950A (en) | 2020-12-31 | 2020-12-31 | Branched-grafted amphiphilic nylon fiber material |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003171830A (en) * | 2001-12-10 | 2003-06-20 | Kuraray Co Ltd | Ethylene-vinyl alcohol-based copolymer conjugated fiber |
| CN102911366A (en) * | 2012-11-13 | 2013-02-06 | 天津工业大学 | Preparation method of nylon 6 having high hygroscopicity, high dyeing property and high elasticity |
| CN103469628A (en) * | 2013-09-16 | 2013-12-25 | 上海大学 | Method for dyeing polyether type high-hydrophilicity polyester fiber |
| CN106543433A (en) * | 2015-09-21 | 2017-03-29 | 上海杰事杰新材料(集团)股份有限公司 | A kind of nylon powder and its preparation method and application |
| CN107099030A (en) * | 2017-06-06 | 2017-08-29 | 南昌工程学院 | A kind of polyetheramine copolymeric material of high tenacity MC nylon 6 |
| CN109575303A (en) * | 2018-12-03 | 2019-04-05 | 温州大学 | A kind of amphiphilic polymer and preparation method thereof |
-
2020
- 2020-12-31 CN CN202011624568.2A patent/CN112851950A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003171830A (en) * | 2001-12-10 | 2003-06-20 | Kuraray Co Ltd | Ethylene-vinyl alcohol-based copolymer conjugated fiber |
| CN102911366A (en) * | 2012-11-13 | 2013-02-06 | 天津工业大学 | Preparation method of nylon 6 having high hygroscopicity, high dyeing property and high elasticity |
| CN103469628A (en) * | 2013-09-16 | 2013-12-25 | 上海大学 | Method for dyeing polyether type high-hydrophilicity polyester fiber |
| CN106543433A (en) * | 2015-09-21 | 2017-03-29 | 上海杰事杰新材料(集团)股份有限公司 | A kind of nylon powder and its preparation method and application |
| CN107099030A (en) * | 2017-06-06 | 2017-08-29 | 南昌工程学院 | A kind of polyetheramine copolymeric material of high tenacity MC nylon 6 |
| CN109575303A (en) * | 2018-12-03 | 2019-04-05 | 温州大学 | A kind of amphiphilic polymer and preparation method thereof |
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