CN104805684A - Manufacture method of conductive fire-retardant acrylic fiber - Google Patents
Manufacture method of conductive fire-retardant acrylic fiber Download PDFInfo
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- CN104805684A CN104805684A CN201510188325.1A CN201510188325A CN104805684A CN 104805684 A CN104805684 A CN 104805684A CN 201510188325 A CN201510188325 A CN 201510188325A CN 104805684 A CN104805684 A CN 104805684A
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Abstract
The invention discloses a manufacture method of conductive fire-retardant acrylic fiber. The manufacture method comprises the following steps: (1) preparing a spinning solution; (2) performing spinning formation; (3) performing copper salt treatment; (4) adding acrylic fiber containing copper ions obtained in the step (3) into a mixed aqueous solution, and reacting in an airtight high-temperature reaction kettle at 120-140 DEG C for 4-5 hours to prepare the fire-retardant acrylic fiber; (5) taking out and cleaning the acrylic fiber obtained in the step (4), and putting the acrylic fiber at 70-90 DEG C for 2-3 hours in a constant-temperature manner. Through the manner and with the adoption of the manufacture method of conductive fire-retardant acrylic fiber, the acrylic fiber subjected to the antistatic treatment can prevent static electricity during application, ensures normal application of a user, has a fire-retardant function, and overcomes the flammable defect of cloth.
Description
Technical field
The present invention relates to fiber art, particularly relate to a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber.
Background technology
The electrostatic that the clothes of different material produce can make clothes mutually tangle, dress inconvenience.When dress material is different from skin electric charge, mutually can adsorbs appearance " leg embraced by skirt " phenomenon, make people's dysbasia.Chemical fibre clothes because of electrostatic serious, the dirt particle with heterocharge in special easily absorbed air, easily makes clothes stain; Chemical fibre clothes is easy especially adsorption head scurf also.Wear next to the skin chemical fibre underwear, skin can produce prodding and itching feeling, and snugness of fit declines.Wear chemical fibre clothes, due to triboelectrification, the electrostatic pressure of generation is very high, can conducting objects or just can discharge when shaking hands with people at touch metal objects etc., produce electric-shock feeling and make us uncomfortable, and cloth is combustibles, easily produce injury to human body.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber, and concrete steps comprise:
1) preparation of spinning solution is raw material with polyacrylonitrile, and take sodium sulfocyanate as solvent, treated configuration obtains spinning solution;
2) spinning moulding, is extruded the spinning solution in step (1) by rotary spinning shower nozzle and twisting forms monofilament simultaneously, at spray outlet place with containing sodium sulfocyanate retarder thinner spray tow, solidifies and obtains acrylic fiber;
3) carry out mantoquita process, the aqueous solution containing copper ion acrylic fiber being put into 50 ~ 100 DEG C reacts 40 ~ 60 minutes, forms the acrylic fiber containing copper ion;
4) join in mixed aqueous solution by step (3) containing copper ion acrylic fiber, react in 120 ~ 140 DEG C of airtight pyroreaction stills and make flame-retardant acrylic fibre fiber in 4 ~ 5 hours;
5) acrylic fiber taken out in step (4) is cleaned, by acrylic fiber constant temperature 2 ~ 3 hours between 70 ~ 90 DEG C.
In a preferred embodiment of the present invention, in described spinning solution, the mass percent concentration of polyacrylonitrile is 24 ~ 26%;
In a preferred embodiment of the present invention, described mixed aqueous solution is made up of hydrazine hydrate and potassium hydroxide.
In a preferred embodiment of the present invention, described mixed aqueous solution is made up of hydrazine hydrate and NaOH.
In a preferred embodiment of the present invention, in described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and potassium hydroxide is 2.1% ~ 2.5%.
In a preferred embodiment of the present invention, in described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and NaOH is 2.1% ~ 2.5%.
The invention has the beneficial effects as follows: the present invention is a kind of conducts electricity the preparation method of flame-retardant acrylic fibre fiber, the acrylic fiber that the method makes, by antistatic treatment, can prevent electrostatic when using, and ensures the normal use of people, and there is anti-flaming function, compensate for the shortcoming that cloth itself is inflammable.
Detailed description of the invention
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises: a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber, and concrete steps comprise:
1) preparation of spinning solution is raw material with polyacrylonitrile, and take sodium sulfocyanate as solvent, treated configuration obtains spinning solution;
In described spinning solution, the mass percent concentration of polyacrylonitrile is 24 ~ 26%, and in spinning solution described in the present embodiment, the mass percent concentration of polyacrylonitrile is 25%.
2) spinning moulding, is extruded the spinning solution in step (1) by rotary spinning shower nozzle and twisting forms monofilament simultaneously, at spray outlet place with containing sodium sulfocyanate retarder thinner spray tow, solidifies and obtains acrylic fiber;
3) carry out mantoquita process, the aqueous solution containing copper ion acrylic fiber being put into 50 ~ 100 DEG C reacts 40 ~ 60 minutes, forms the acrylic fiber containing copper ion;
The preferred aqueous solution containing copper ion acrylic fiber being put into 80 DEG C reacts 60 minutes.
Mantoquita is conductive compositions, can conduct static.Acrylic fiber is carried out mantoquita process and form modified acrylic fibres, modified acrylic fibres just has electric conductivity, and it is the known technology of those skilled in the art of the present technique that acrylic fiber carries out mantoquita treatment process process.
4) join in mixed aqueous solution by step (3) containing copper ion acrylic fiber, react in 120 ~ 140 DEG C of airtight pyroreaction stills and make flame-retardant acrylic fibre fiber in 4 ~ 5 hours;
Preferably reaction 4 hours in 120 DEG C of airtight pyroreaction stills.
Described mixed aqueous solution is made up of hydrazine hydrate and potassium hydroxide, or described mixed aqueous solution is made up of hydrazine hydrate and NaOH.
In described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and NaOH is 2.1% ~ 2.5%.
In described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and potassium hydroxide is 2.1% ~ 2.5%.
Mixed aqueous solution described in the present embodiment is made up of hydrazine hydrate and potassium hydroxide, and in described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and NaOH is 2.3%.
5) acrylic fiber taken out in step (4) is cleaned, by acrylic fiber constant temperature 2 ~ 3 hours between 70 ~ 90 DEG C.
Preferably by acrylic fiber 80 DEG C of constant temperature 2 hours.
Compared with prior art, the present invention is a kind of conducts electricity the preparation method of flame-retardant acrylic fibre fiber, and the acrylic fiber that the method makes passes through antistatic treatment, electrostatic when using can be prevented, ensure the normal use of people, and there is anti-flaming function, compensate for the shortcoming that cloth itself is inflammable.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. conduct electricity the preparation method of flame-retardant acrylic fibre fiber, it is characterized in that, concrete steps comprise:
1) preparation of spinning solution is raw material with polyacrylonitrile, and take sodium sulfocyanate as solvent, treated configuration obtains spinning solution;
2) spinning moulding, is extruded the spinning solution in step (1) by rotary spinning shower nozzle and twisting forms monofilament simultaneously, at spray outlet place with containing sodium sulfocyanate retarder thinner spray tow, solidifies and obtains acrylic fiber;
3) carry out mantoquita process, the aqueous solution containing copper ion acrylic fiber being put into 50 ~ 100 DEG C reacts 40 ~ 60 minutes, forms the acrylic fiber containing copper ion;
4) join in mixed aqueous solution by step (3) containing copper ion acrylic fiber, react in 120 ~ 140 DEG C of airtight pyroreaction stills and make flame-retardant acrylic fibre fiber in 4 ~ 5 hours;
5) acrylic fiber taken out in step (4) is cleaned, by acrylic fiber constant temperature 2 ~ 3 hours between 70 ~ 90 DEG C.
2. a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber according to claim 1, is characterized in that: in described spinning solution, the mass percent concentration of polyacrylonitrile is 24 ~ 26%;
A kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber according to claim 1, is characterized in that: described mixed aqueous solution is made up of hydrazine hydrate and potassium hydroxide.
3. a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber according to claim 1, is characterized in that: described mixed aqueous solution is made up of hydrazine hydrate and NaOH.
4. a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber according to claim 3, is characterized in that: in described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and potassium hydroxide is 2.1% ~ 2.5%.
5. a kind of preparation method of conducting electricity flame-retardant acrylic fibre fiber according to claim 4, is characterized in that: in described mixed aqueous solution, the mass percent concentration of hydrazine hydrate and NaOH is 2.1% ~ 2.5%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510188325.1A CN104805684A (en) | 2015-04-21 | 2015-04-21 | Manufacture method of conductive fire-retardant acrylic fiber |
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| CN201510188325.1A CN104805684A (en) | 2015-04-21 | 2015-04-21 | Manufacture method of conductive fire-retardant acrylic fiber |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105401247A (en) * | 2015-12-09 | 2016-03-16 | 吉林吉盟腈纶有限公司 | A preparing method of a polyacrylonitrile-based high-strength conductive fiber |
| CN105714404A (en) * | 2016-04-07 | 2016-06-29 | 中原工学院 | Preparation method of cuprous sulfide/PET (polyethylene terephthalate) composite conductive fiber |
| CN105884214A (en) * | 2016-04-07 | 2016-08-24 | 中原工学院 | Preparation method of conductive glass fibers |
| CN105884215A (en) * | 2016-04-07 | 2016-08-24 | 中原工学院 | Method for preparing conductive glass fibers through chemical reaction method |
| CN105884213A (en) * | 2016-04-07 | 2016-08-24 | 中原工学院 | Method for preparing cuprous sulfide/polyethyleneimine/fiberglass composite conductive fiber |
| CN109930383A (en) * | 2019-03-21 | 2019-06-25 | 江苏理工学院 | A kind of method of polyacrylonitrile fibre material oxidation |
| CN111020815A (en) * | 2019-11-29 | 2020-04-17 | 江苏金太阳纺织科技股份有限公司 | Quilt core fabric with electromagnetic wave shielding, permanent flame retardance and no molten drops and preparation method thereof |
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| CN101250770A (en) * | 2008-03-11 | 2008-08-27 | 东华大学 | Method for manufacturing polyacrylonitrile-based carbon fiber with enganced carbon nano-tube |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105401247A (en) * | 2015-12-09 | 2016-03-16 | 吉林吉盟腈纶有限公司 | A preparing method of a polyacrylonitrile-based high-strength conductive fiber |
| CN105401247B (en) * | 2015-12-09 | 2018-09-04 | 吉林吉盟腈纶有限公司 | A kind of preparation method of polyacrylonitrile-radical high-strength conductive fiber |
| CN105714404A (en) * | 2016-04-07 | 2016-06-29 | 中原工学院 | Preparation method of cuprous sulfide/PET (polyethylene terephthalate) composite conductive fiber |
| CN105884214A (en) * | 2016-04-07 | 2016-08-24 | 中原工学院 | Preparation method of conductive glass fibers |
| CN105884215A (en) * | 2016-04-07 | 2016-08-24 | 中原工学院 | Method for preparing conductive glass fibers through chemical reaction method |
| CN105884213A (en) * | 2016-04-07 | 2016-08-24 | 中原工学院 | Method for preparing cuprous sulfide/polyethyleneimine/fiberglass composite conductive fiber |
| CN105714404B (en) * | 2016-04-07 | 2017-09-15 | 中原工学院 | A kind of preparation method of cuprous sulfide/PET composite conducting fibers |
| CN105884214B (en) * | 2016-04-07 | 2018-03-23 | 中原工学院 | A kind of preparation method of electroconductive glass fibre |
| CN105884215B (en) * | 2016-04-07 | 2018-03-27 | 中原工学院 | A kind of method that chemical reaction method prepares glass conductive fiber |
| CN105884213B (en) * | 2016-04-07 | 2018-03-27 | 中原工学院 | The preparation method of cuprous sulfide/polyethyleneimine/glass fibre composite conducting fiber |
| CN109930383A (en) * | 2019-03-21 | 2019-06-25 | 江苏理工学院 | A kind of method of polyacrylonitrile fibre material oxidation |
| CN111020815A (en) * | 2019-11-29 | 2020-04-17 | 江苏金太阳纺织科技股份有限公司 | Quilt core fabric with electromagnetic wave shielding, permanent flame retardance and no molten drops and preparation method thereof |
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Application publication date: 20150729 |