CN104131361A - Preparation method for fluorescent spandex - Google Patents
Preparation method for fluorescent spandex Download PDFInfo
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- CN104131361A CN104131361A CN201410398215.3A CN201410398215A CN104131361A CN 104131361 A CN104131361 A CN 104131361A CN 201410398215 A CN201410398215 A CN 201410398215A CN 104131361 A CN104131361 A CN 104131361A
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- Prior art keywords
- spandex
- solution
- fluorescence
- preparation
- fluorescent
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- 229920002334 Spandex Polymers 0.000 title claims abstract description 52
- 239000004759 spandex Substances 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 18
- 150000001412 amines Chemical class 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 14
- 239000003960 organic solvent Substances 0.000 claims abstract description 12
- 229920001730 Moisture cure polyurethane Polymers 0.000 claims abstract description 11
- 238000009987 spinning Methods 0.000 claims abstract description 7
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 6
- 239000000243 solution Substances 0.000 claims description 26
- 239000007864 aqueous solution Substances 0.000 claims description 13
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 claims description 10
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 claims description 6
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- -1 1 3-propane diamine Chemical compound 0.000 claims description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 5
- XJHABGPPCLHLLV-UHFFFAOYSA-N benzo[de]isoquinoline-1,3-dione Chemical class C1=CC(C(=O)NC2=O)=C3C2=CC=CC3=C1 XJHABGPPCLHLLV-UHFFFAOYSA-N 0.000 claims description 5
- 238000000578 dry spinning Methods 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 5
- 229920005862 polyol Polymers 0.000 claims description 5
- 150000003077 polyols Chemical class 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- AIDLAEPHWROGFI-UHFFFAOYSA-N 2-methylbenzene-1,3-dicarboxylic acid Chemical compound CC1=C(C(O)=O)C=CC=C1C(O)=O AIDLAEPHWROGFI-UHFFFAOYSA-N 0.000 claims description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical class C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 3
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 3
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 3
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 claims description 3
- 150000004866 oxadiazoles Chemical class 0.000 claims description 3
- WTSXICLFTPPDTL-UHFFFAOYSA-N pentane-1,3-diamine Chemical compound CCC(N)CCN WTSXICLFTPPDTL-UHFFFAOYSA-N 0.000 claims description 3
- 150000003219 pyrazolines Chemical class 0.000 claims description 3
- 150000007979 thiazole derivatives Chemical class 0.000 claims description 3
- ODHXBMXNKOYIBV-UHFFFAOYSA-N triphenylamine Chemical class C1=CC=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 ODHXBMXNKOYIBV-UHFFFAOYSA-N 0.000 claims description 3
- 150000001893 coumarin derivatives Chemical class 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000004814 polyurethane Substances 0.000 abstract description 3
- 229920002635 polyurethane Polymers 0.000 abstract description 3
- 239000003086 colorant Substances 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 210000004177 elastic tissue Anatomy 0.000 abstract 1
- 229920001451 polypropylene glycol Polymers 0.000 abstract 1
- 229920003226 polyurethane urea Polymers 0.000 abstract 1
- DCJKUXYSYJBBRD-UHFFFAOYSA-N 2,5-diphenyl-1,3,4-oxadiazole Chemical class C1=CC=CC=C1C1=NN=C(C=2C=CC=CC=2)O1 DCJKUXYSYJBBRD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 150000004775 coumarins Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 229920006306 polyurethane fiber Polymers 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
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- Artificial Filaments (AREA)
Abstract
The invention relates to a preparation method for fluorescent spandex and belongs to the technical field of differential polyurethane elastic fibers. The method comprises the following steps: firstly, adding an organic small-molecular luminous material into an organic solvent, and agitating and dissolving to form an organic solution with fluorescence characteristics; mixing polyethylene-polypropylene glycol with diisocyanate to prepare a -NCO blocked polyurethane prepolymer; adding the organic solvent to sufficiently dissolve the prepolymer to obtain a prepolymer solution; secondly, adding the organic solution with the fluorescence characteristics into a prepared mixed amine solution, and agitating and mixing uniformly; thirdly, adding the mixed amine solution into the prepolymer solution and carrying out a chain extension reaction; after the reaction, adding a spandex auxiliary agent to obtain a polyurethane-urea solution; and finally, spinning and molding by a dry-process spinning system to obtain spandex fibers with fluorescence effects. The fluorescent spandex prepared by the method provided by the invention has the advantages of safety and environmental friendliness, low cost, abundant fluorescent colors and the like, and strong binding force between the organic small-molecular luminous material and the spandex is realized.
Description
Technical field
The present invention relates to a kind of preparation method of fluorescence spandex, belong to polyurethane fiber technical field.
Background technology
Spandex is that polyurethane elastomeric fiber is called for short (Polyurethane), has good elastic performance and ultimate strength, is therefore widely used in textile field.Along with consumer improves constantly for the requirement of product comfort, the performances such as the resilience of spandex product, sweat proof, sea water resistance can not meet the demands far away, and it has been trend of the times that exploitation has multi-purpose spandex product.Fluorescence spandex product can make textiles have fluorescent effect, meets the user demand in certain field, is also an important component part of differential spandex product.
In public technology, the patent that the patent No. is 201010249001.1, discloses rare earth compound modification spandex fibre and preparation method thereof at present; The method adopts interpolation fluorescent rare earth complex compound to carry out modification to spandex and obtains fluorescent characteristic spandex fibre, but the method rare earths material cost is high, and poor with the adhesion of spandex fibre.
Summary of the invention
Technical problem: in order to overcome the problem existing in technical background, the invention provides a kind of preparation method of fluorescence spandex, there is safety and environmental protection, the advantage such as cheap, the advantage such as, fluorescent color strong with spandex adhesion is abundant.
Technical scheme: the preparation method of a kind of fluorescence spandex of the present invention comprises following step:
1) organic molecule luminescent material is joined in organic solvent, stirring and dissolving, forms the organic solution with fluorescent characteristic;
2) polyether polyol and vulcabond are mixed with to the polyester-urethane prepolymer of obtain-NCO end-blocking, add organic solvent fully to dissolve, obtain pre-polymer solution;
3) the described organic solution with fluorescent characteristic is joined in amine aqueous solution, be uniformly mixed;
4) above-mentioned amine aqueous solution is joined in described pre-polymer solution, carry out chain extending reaction, reacted the spandex fiber stoste that rear interpolation spandex auxiliary agent obtains having fluorescent effect;
5), by the spandex fiber stoste with fluorescent effect preparing, by dry spinning system spinning moulding, obtain having the spandex fibre of fluorescent effect.
Described organic molecule luminescent material has rigid plane and conjugatedπbond structure.
Described organic molecule luminescent material comprises oxadiazoles and derivative class thereof, coumarin derivatives, 1,8-naphthalimide analog derivative, 1,3-butadiene derivative class, pyrazoline derivative, triphenylamine analog derivative, carbazole, pyrazine or thiazole derivative.
In the described organic solution with fluorescent characteristic, the mass fraction of organic molecule luminescent material is 5%～45%.
Described organic solvent is DMF or DMA.
Described amine aqueous solution is ethylenediamine, 1,3-propane diamine, diethylamine, 1,3-propane diamine, 2-methyl isophthalic acid, 5-pentanediamine, 1,3-pentanediamine, 1, one or more in 3-cyclohexane diamine.
The quality of described organic molecule luminescent material accounts for 0.2%～10% of the former fluid solid content of spandex fiber.
Beneficial effect: principle of the present invention and beneficial effect are as follows:
1) organic molecule luminescent material is cheap, strong with spandex adhesion;
2) fluorescence spandex safety and environmental protection, rich color.
The specific embodiment
By specific embodiment, describe specific operation process of the present invention in detail below, but these embodiment must not be interpreted as the limitation of the present invention going up in all senses.
Described organic molecule luminescent material has rigid plane and conjugatedπbond structure.
Described organic molecule luminescent material comprises oxadiazoles and derivative class thereof, coumarin derivatives, 1,8-naphthalimide analog derivative, 1,3-butadiene derivative class, pyrazoline derivative, triphenylamine analog derivative, carbazole, pyrazine or thiazole derivative.
In the described organic solution with fluorescent characteristic, the mass fraction of organic molecule luminescent material is 5%～45%.
Described organic solvent is DMF or DMA.
Described amine aqueous solution is ethylenediamine, 1,3-propane diamine, diethylamine, 1,3-propane diamine, 2-methyl isophthalic acid, 5-pentanediamine, 1,3-pentanediamine, 1, one or more in 3-cyclohexane diamine.
The quality of described organic molecule luminescent material accounts for 0.2%～10% of the former fluid solid content of spandex fiber.
Embodiment 1:
1) 3-(2'-benzothiazolyl)-7-diethyl amino coumarin is joined in DMA, stirring and dissolving, forms the organic solution with fluorescent characteristic, and solution concentration is 7%;
2) polyether polyol and vulcabond are mixed with to the polyester-urethane prepolymer of obtain-NCO end-blocking, add organic solvent fully to dissolve, obtain pre-polymer solution;
3) by step 1) preparation the organic solution with fluorescent characteristic join in the amine aqueous solution preparing, be uniformly mixed;
4) above-mentioned amine aqueous solution is joined in pre-polymer solution, carry out chain extending reaction, reacted rear interpolation spandex auxiliary agent and obtained spandex fiber stoste, 3-(2'-benzothiazolyl)-7-diethyl amino coumarin accounts for 0.5% of former fluid solid content;
5), by the spandex fiber stoste with fluorescent effect preparing, by dry spinning system spinning moulding, obtain having the spandex fibre of fluorescent effect.
Embodiment 2:1) by 2,5-diphenyl-1,3,4-oxadiazoles joins in DMA, and stirring and dissolving forms the organic solution with fluorescent characteristic, and solution concentration is 20%;
2) polyether polyol and vulcabond are mixed with to the polyester-urethane prepolymer of obtain-NCO end-blocking, add organic solvent fully to dissolve, obtain pre-polymer solution;
3) by step 1) preparation the organic solution with fluorescent characteristic join in the amine aqueous solution preparing, be uniformly mixed;
4) above-mentioned amine aqueous solution is joined in pre-polymer solution, carry out chain extending reaction, reacted rear interpolation spandex auxiliary agent and obtained spandex fiber stoste, 2,5-diphenyl-1,3,4-oxadiazoles accounts for 3% of former fluid solid content;
5), by the spandex fiber stoste with fluorescent effect preparing, by dry spinning system spinning moulding, obtain having the spandex fibre of fluorescent effect.
Embodiment 3:
1) 1,8-naphthalimide is joined in DMA, stirring and dissolving, forms the organic solution with fluorescent characteristic, and solution concentration is 35%;
2) polyether polyol and vulcabond are mixed with to the polyester-urethane prepolymer of obtain-NCO end-blocking, add organic solvent fully to dissolve, obtain pre-polymer solution;
3) by step 1) preparation the organic solution with fluorescent characteristic join in the amine aqueous solution preparing, be uniformly mixed;
4) above-mentioned amine aqueous solution is joined in pre-polymer solution, carry out chain extending reaction, reacted rear interpolation spandex auxiliary agent and obtained spandex fiber stoste, 1,8-naphthalimide accounts for 7% of former fluid solid content;
5), by the spandex fiber stoste with fluorescent effect preparing, by dry spinning system spinning moulding, obtain having the spandex fibre of fluorescent effect.
Claims (7)
1. a preparation method for fluorescence spandex, is characterized in that comprising following step in the method:
1) organic molecule luminescent material is joined in organic solvent, stirring and dissolving, forms the organic solution with fluorescent characteristic;
2) polyether polyol and vulcabond are mixed with to the polyester-urethane prepolymer of obtain-NCO end-blocking, add organic solvent fully to dissolve, obtain pre-polymer solution;
3) the described organic solution with fluorescent characteristic is joined in amine aqueous solution, be uniformly mixed;
4) above-mentioned amine aqueous solution is joined in described pre-polymer solution, carry out chain extending reaction, reacted the spandex fiber stoste that rear interpolation spandex auxiliary agent obtains having fluorescent effect;
5), by the spandex fiber stoste with fluorescent effect preparing, by dry spinning system spinning moulding, obtain having the spandex fibre of fluorescent effect.
2. the preparation method of a kind of fluorescence spandex according to claim 1, is characterized in that: described organic molecule luminescent material has rigid plane and conjugatedπbond structure.
3. the preparation method of a kind of fluorescence spandex according to claim 2, it is characterized in that: described organic molecule luminescent material comprises oxadiazoles and derivative class thereof, coumarin derivatives, 1,8-naphthalimide analog derivative, 1,3-butadiene derivative class, pyrazoline derivative, triphenylamine analog derivative, carbazole, pyrazine or thiazole derivative.
4. the preparation method of a kind of fluorescence spandex according to claim 1, is characterized in that: described in have in the organic solution of fluorescent characteristic, the mass fraction of organic molecule luminescent material is 5%～45%.
5. the preparation method of a kind of fluorescence spandex according to claim 1, is characterized in that: described organic solvent is DMF or DMA.
6. the preparation method of a kind of fluorescence spandex according to claim 1, is characterized in that: described amine aqueous solution is ethylenediamine, 1 3-propane diamine, diethylamine, 1,3-propane diamine, 2-methyl isophthalic acid, 5-pentanediamine, 1,3-pentanediamine, 1, one or more in 3-cyclohexane diamine.
7. the preparation method of a kind of fluorescence spandex according to claim 1, is characterized in that: the quality of described organic molecule luminescent material accounts for 0.2%～10% of the former fluid solid content of spandex fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410398215.3A CN104131361A (en) | 2014-08-13 | 2014-08-13 | Preparation method for fluorescent spandex |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410398215.3A CN104131361A (en) | 2014-08-13 | 2014-08-13 | Preparation method for fluorescent spandex |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404648A (en) * | 2014-12-17 | 2015-03-11 | 浙江华峰氨纶股份有限公司 | Preparation method of rare earth aluminate polyurethane elastic fiber capable of emitting long blue afterglow |
| CN105483856A (en) * | 2015-12-29 | 2016-04-13 | 浙江华峰氨纶股份有限公司 | Method for preparing ultraviolet aging resistant spandex through in situ polymerization |
| CN105544203A (en) * | 2016-01-28 | 2016-05-04 | 江苏侨新纤维有限公司 | Preparation method for fluorescent spandex utilizing spandex waste fiber as raw material |
| CN105839217A (en) * | 2016-06-08 | 2016-08-10 | 江苏华昌织物有限公司 | Method for preparing anti-radiation rare earth polymer fiber |
| CN106117503A (en) * | 2016-08-05 | 2016-11-16 | 郭迎庆 | A kind of preparation method of water alcohol solubility organic photoelectrical material |
| CN108383977A (en) * | 2018-02-28 | 2018-08-10 | 华南理工大学 | A kind of polyurethane thickener and the preparation method and application thereof that cumarin is modified |
| CN110003430A (en) * | 2019-04-08 | 2019-07-12 | 陕西科技大学 | A kind of naphthalimide polyaminoester emulsion and its preparation method and application |
| CN111304778A (en) * | 2020-02-26 | 2020-06-19 | 华峰重庆氨纶有限公司 | Method for preparing two-photon fluorescent skin-color spandex |
| CN118600588A (en) * | 2024-05-29 | 2024-09-06 | 青岛大学 | Preparation method and application of high quantum yield organic long afterglow polyurethane elastic fiber |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404648A (en) * | 2014-12-17 | 2015-03-11 | 浙江华峰氨纶股份有限公司 | Preparation method of rare earth aluminate polyurethane elastic fiber capable of emitting long blue afterglow |
| CN105483856A (en) * | 2015-12-29 | 2016-04-13 | 浙江华峰氨纶股份有限公司 | Method for preparing ultraviolet aging resistant spandex through in situ polymerization |
| CN105544203A (en) * | 2016-01-28 | 2016-05-04 | 江苏侨新纤维有限公司 | Preparation method for fluorescent spandex utilizing spandex waste fiber as raw material |
| CN105839217A (en) * | 2016-06-08 | 2016-08-10 | 江苏华昌织物有限公司 | Method for preparing anti-radiation rare earth polymer fiber |
| CN105839217B (en) * | 2016-06-08 | 2018-05-22 | 江苏华昌织物有限公司 | A kind of preparation method of radioresistance rare earth high polymer fiber |
| CN106117503A (en) * | 2016-08-05 | 2016-11-16 | 郭迎庆 | A kind of preparation method of water alcohol solubility organic photoelectrical material |
| CN108383977A (en) * | 2018-02-28 | 2018-08-10 | 华南理工大学 | A kind of polyurethane thickener and the preparation method and application thereof that cumarin is modified |
| CN110003430A (en) * | 2019-04-08 | 2019-07-12 | 陕西科技大学 | A kind of naphthalimide polyaminoester emulsion and its preparation method and application |
| CN111304778A (en) * | 2020-02-26 | 2020-06-19 | 华峰重庆氨纶有限公司 | Method for preparing two-photon fluorescent skin-color spandex |
| CN118600588A (en) * | 2024-05-29 | 2024-09-06 | 青岛大学 | Preparation method and application of high quantum yield organic long afterglow polyurethane elastic fiber |
| CN118600588B (en) * | 2024-05-29 | 2025-12-05 | 青岛大学 | A method for preparing and applying high quantum yield organic long afterglow polyurethane elastic fibers |
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Application publication date: 20141105 |