CN202705584U - Polyarmide fiber having molten drop proof function - Google Patents
Polyarmide fiber having molten drop proof function Download PDFInfo
- Publication number
- CN202705584U CN202705584U CN 201120403729 CN201120403729U CN202705584U CN 202705584 U CN202705584 U CN 202705584U CN 201120403729 CN201120403729 CN 201120403729 CN 201120403729 U CN201120403729 U CN 201120403729U CN 202705584 U CN202705584 U CN 202705584U
- Authority
- CN
- China
- Prior art keywords
- fiber
- molten drop
- proof function
- polyamide fiber
- weight
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Artificial Filaments (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The utility model relates to a polyarmide fiber having a molten drop proof function. A cross section of the fiber is rounded, and the fiber is shaped like a smooth cylinder lengthways and is formed through electron beam or gamma-ray radiation cross-linking. According to the polyarmide fiber having the molten drop proof function, molten drop phenomena of the fiber are significantly reduced, thereby effectively reducing flame propagation and skin scald caused by molten drops and realizing the aim of flame retardation. The polyarmide fiber having the molten drop proof function can be used as a flame retardation material and widely applied to infant clothes, underwears, labor protection clothes, military battle uniforms and the like.
Description
Technical field
The utility model relates to a kind of polyamide fiber with anti-molten drop effect.
Background technology
Polyamide fiber has that ABRASION RESISTANCE is good, endurance life and fracture strength is high, the anti-shock loading excellent performance, easily dyeing and with the outstanding properties such as the adhesive force of rubber is good.Be widely used in the fields such as clothes, daily necessities and industrial goods.But the melting of polyamide drippage can propagating flame, and other material ignites; Be bonded on the skin, then can make skin scald, the latent heat of emitting when again solidifying the polymer of melting also can make skin come to harm, this has limited the application of polyamide fiber at aspects such as infant clothing, underwear, Labor protection clothing, military combat clothes greatly, and therefore anti-molten drop is the problem that researchers constantly explore all the time.
At present, the method for anti-molten drop mainly is divided into following three kinds of methods, and blending method reduces the flowability of melt by adding the fillers such as polytetrafluorethylepowder powder; Copolymerization method, mainly be the synergy of utilizing phosphorus, silicon, phosphorus, element silicon are incorporated in the reactive flame retardant, use reactive flame retardant to carry out copolyreaction as a kind of monomer, make on its main chain or side chain that is attached to polymer, play the effect that improves molten drop from condensed phase; Post treatment method adopts expansion type flame retardant that fabric is carried out flame treatment usually, can form the charcoal layer of expansion during the fabric burning, and the charcoal layer of expansion can stop the generation of molten drop.
RADIATION PROCESSING is a kind of energy-saving and environmental protection, simple, the widely applicable emerging technology of processing, has vast potential for future development.Chinese patent literature (CN 1858335A) discloses a kind of irradiation grafting that adopts and has realized that prepared terylene, polypropylene fiber do not produce the method for molten drop when burning, but the method is the compound that contains carboxylic group in the fiber surface grafting, react with the irradiation grafting method, take acrylic acid as monomer, high-power electron beam or gamma-rays or ultraviolet irradiation carry out immersion treatment with magnesium hydroxide or aluminium hydroxide solution again.Not only complex process, operation is long, cost is high, and radiation grafting need to introduce grafted monomers, and grafting only occurs in fiber surface.
The utility model adopts crosslinking with radiation to carry out the method for the minimizing molten drop of polyamide fiber, does not need to introduce monomer, direct irradiation, and crosslinked betiding in the whole fiber system has the combination of chemical bond.The utility model makes polyamide fiber form tridimensional network by crosslinking with radiation, and promotes the one-tenth charcoal in the combustion process, has realized anti-molten drop by the charcoal forming machine reason.
The utility model content
The purpose of this utility model is that polyamide fiber is carried out crosslinking with radiation, thereby obtains having the polyamide fiber that refractory drips effect.
The utility model is a kind of polyamide fiber with anti-molten drop effect, and the cross section of this fiber is rounded, vertically is smooth cylindric.Described fiber is through electron beam or the crosslinked polyamide fiber of gamma Rays.
At the related polyamide fiber with anti-molten drop effect of the utility model, it is 10KGy-700KGy that described fiber is served as reasons through electron beam or gamma-ray irradiation dosage, the electron beam irradiation close rate is 90KGy/h-1.5MGy/h, and the gamma-ray irradiation close rate is the polyamide fiber of the crosslinking with radiation of 1KGy/h-30KGy/h.
In the related polyamide fiber with anti-molten drop effect of the utility model, the serve as reasons polyamide fiber of the acrylics, cyanuric acid lipid, chlorinated isocyanurates class or propylene lipid and the sweet alkoxide that contain two keys that add 0.5 % by weight-15 % by weight of described fiber.
The employed fiber of the utility model can be PA6 fiber, PA66 fiber or its fire resistance fibre.The employed fiber of the utility model can be long filament or staple fibre, and the fineness of long filament is 50D-300D; The fineness of staple fibre is 1.5D-20D, and length is 32mm-152mm.
The related polyamide fiber with molten drop effect of the utility model can obtain by crosslinking with radiation on the basis that does not change existing melt-spinning technology, and manufacturing technique is simple, the short easy operating of operation.Therefore, be widely used in the aspects such as infant clothing, underwear, Labor protection clothing, military fighting uniform as fire proofing.
Description of drawings
Fig. 1 is the view of the cross section of the polyamide fiber with anti-molten drop effect that relates to of expression the utility model.
The specific embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described in detail.
Referring to Fig. 1, it has shown the structure of the polyamide fiber with anti-molten drop effect in the specific embodiments of the present utility model.This fiber is that cross section is rounded, vertically is smooth cylindric, is through electron beam or the crosslinked polyamide fiber of gamma Rays.
Embodiment 1
(1) functional agglomerate preparation: PA6 is dried to moisture content reaches 0.08 % by weight under 105 ℃ temperature, sneak into triallyl isocyanurate as quick dose of spoke in the ratio of 25 % by weight, in double screw extruder, mix to extrude making the functional agglomerate that contains triallyl isocyanurate with 230 ℃ temperature;
(2) melt spinning: make moisture content reach 0.08 % by weight PA6 section drying under 105 ℃ temperature; Functional agglomerate is dried to moisture content reaches 0.08 % by weight under 105 ℃.With the injector of volume metering mode after drying functional agglomerate is quantitatively added in the PA6 section, making the content of triallyl isocyanurate in PA6 is 15 % by weight, adopts conventional extrusion spinning equipment and process, the PA6 fullly drawn yarn (FDY) of spinning 150d/24f;
(3) crosslinking with radiation: contain the PA6 fullly drawn yarn (FDY) of triallyl isocyanurate through gamma-ray irradiation, close rate is 30KGy/h, and atmosphere is nitrogen, and irradiation dose is 10KGy.
Embodiment 2
(1) functional agglomerate preparation: PA6 section drying under 105 ℃ temperature makes moisture content reach 0.04%, sneak into diallyl phthalate and melamine cyanurate in the ratio of 25 % by weight, in double screw extruder, mix to extrude making the anti-flaming function master batch that contains diallyl phthalate and melamine cyanurate with about 230 ℃ temperature;
(2) melt spinning: make moisture content reach 0.04 % by weight PA6 section drying under 105 ℃ temperature; The anti-flaming function master batch is dried to moisture content and reaches 0.04 % by weight under 105 ℃.With the injector of volume metering mode after drying anti-flaming function master batch is quantitatively added in the PA6 section, making the content of diallyl phthalate in the PA6 section is 5 % by weight, adopt conventional extrusion spinning equipment and process, the polyamide fibre 6 fire-retardant long filaments of spinning 150d/24f;
(3) crosslinking with radiation: contain the flame-proof PA 6 long filament of diallyl phthalate through electron beam irradiation, close rate is 1.5MKGy/h, and atmosphere is air, and irradiation dose is 300KGy.
Embodiment 3
(1) functional agglomerate preparation: the PA66 section is dried to moisture content reaches 0.08% under 105 ℃ temperature, sneak into the dimethacrylate triethyleneglycol ester as quick dose of spoke in the ratio of 25 % by weight, in double screw extruder, extrude with 265 ℃ of mixing and make the functional agglomerate that contains the dimethacrylate triethyleneglycol ester;
(2) melt spinning: make moisture content reach 0.08 % by weight PA66 section drying under 105 ℃ temperature; Functional agglomerate is dried to moisture content reaches 0.08 % by weight under 105 ℃ temperature.With the injector of volume metering mode after drying functional agglomerate is quantitatively added in the PA66 section, making the content of dimethacrylate triethyleneglycol ester in PA66 is 0.5 % by weight, adopt conventional extrusion spinning equipment and process, polyamide fibre 66 fullly drawn yarn (FDY)s of spinning 150d/24f;
(3) crosslinking with radiation: contain the chinlon 66 filament of dimethacrylate triethyleneglycol ester through electron beam irradiation, close rate is 360KGy/h, and atmosphere is air, and irradiation dose is 700KGy.
Comparative Examples 1
(1) functional agglomerate preparation: PA6 is dried to moisture content reaches 0.08 % by weight under 105 ℃ temperature, ratio in 25 % by weight is sneaked into triallyl isocyanurate, extrudes the functional agglomerate that makes triallyl isocyanurate with 230 ℃ of mixing in double screw extruder.
(2) melt spinning: make moisture content reach 0.08 % by weight PA6 section drying under 105 ℃ temperature; Functional agglomerate is dried to moisture content reaches 0.08 % by weight under 105 ℃.With the injector of volume metering mode after drying functional agglomerate is quantitatively added in the PA6 section, making the content of triallyl isocyanurate in PA6 is 15 % by weight, adopts conventional extrusion spinning equipment and process, the PA6 fullly drawn yarn (FDY) of spinning 150d/24f.
Comparative Examples 2
(1) functional agglomerate preparation: PA6 section drying under 105 ℃ temperature makes moisture content reach 0.04%, sneak into diallyl phthalate and melamine cyanurate in the ratio of 25 % by weight, in double screw extruder, mix to extrude making the anti-flaming function master batch that contains diallyl phthalate and melamine cyanurate with about 230 ℃ temperature;
(2) melt spinning: make moisture content reach 0.04 % by weight PA6 section drying under 105 ℃ temperature; The anti-flaming function master batch is dried to moisture content and reaches 0.04 % by weight under 105 ℃.With the injector of volume metering mode after drying anti-flaming function master batch is quantitatively added in the PA6 section, making the content of diallyl phthalate in the PA6 section is 5 % by weight, adopt conventional extrusion spinning equipment and process, the polyamide fibre 6 fire-retardant long filaments of spinning 150d/24f;
Comparative Examples 3
(1) functional agglomerate preparation: the PA66 section is dried to moisture content reaches 0.08 % by weight under 105 ℃ temperature, sneak into the dimethacrylate triethyleneglycol ester in the ratio of 25 % by weight, in double screw extruder, extrude with 265 ℃ of mixing and make the functional agglomerate that contains the dimethacrylate triethyleneglycol ester.
(2) melt spinning: make moisture content reach 0.08 % by weight PA66 section drying under 105 ℃ temperature; Functional agglomerate is dried to moisture content reaches 0.08 % by weight under 105 ℃.With the injector of volume metering mode after drying functional agglomerate is quantitatively added in the PA66 section, making the content of dimethacrylate triethyleneglycol ester in PA66 is 0.5 % by weight, adopt conventional extrusion spinning equipment and process, polyamide fibre 66 fullly drawn yarn (FDY)s of spinning 150d/24f.
Embodiment 4
Polyamide fiber behind the crosslinking with radiation and the polyamide fiber that does not carry out crosslinking with radiation are carried out the performance comparative evaluation
To be organized into respectively a branch of of 32cm behind the resulting crosslinking with radiation among embodiment 1-3 and the Comparative Examples 1-3 and without the long filament of crosslinking with radiation, get the 0.2g bundle together, an end is fixed, it is naturally drooped.Effective length after fixing is 30cm, with identical flame ignition, estimates with the molten drop number in the 20s, and PA66 estimates with the molten drop number in the 10s.
Evaluation result such as following table:
| Dosage (KGy) | The molten drop number | Intensity (CN/dtex) | |
| Embodiment 1 | 10 | 1 | 3.76 |
| Comparative Examples 1 | 0 | 8 | 3.03 |
| Embodiment 2 | 300 | 4 | 3.26 |
| Comparative Examples 2 | 0 | 7 | 2.99 |
| Embodiment 3 | 700 | 3 | 4.55 |
| Comparative Examples 3 | 0 | 5 | 5.03 |
Claims (4)
1. polyamide fiber with anti-molten drop effect, it is characterized in that: the cross section of this fiber is rounded, vertically is smooth cylindric, and described fiber is through electron beam or the crosslinked polyamide fiber of gamma Rays.
2. the polyamide fiber with anti-molten drop effect according to claim 1, it is characterized in that: it is 10KGy-700KGy that described fiber is served as reasons through electron beam or gamma-ray irradiation dosage, the electron beam irradiation close rate is 90KGy/h-1.5MGy/h, and the gamma-ray irradiation close rate is the polyamide fiber of 1KGy/h-30KGy/h crosslinking with radiation.
3. the polyamide fiber with anti-molten drop effect according to claim 1, it is characterized in that: described fiber is PA6 fiber or PA66 fiber.
4. the polyamide fiber with anti-molten drop effect according to claim 1, it is characterized in that: described fiber is that fineness is the long filament of 50D-300D, and perhaps described fiber is that fineness is 1.5D-20D, and length is the staple fibre of 32mm-152mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120403729 CN202705584U (en) | 2011-10-21 | 2011-10-21 | Polyarmide fiber having molten drop proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120403729 CN202705584U (en) | 2011-10-21 | 2011-10-21 | Polyarmide fiber having molten drop proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705584U true CN202705584U (en) | 2013-01-30 |
Family
ID=47585905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120403729 Expired - Fee Related CN202705584U (en) | 2011-10-21 | 2011-10-21 | Polyarmide fiber having molten drop proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202705584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103173997A (en) * | 2013-03-25 | 2013-06-26 | 中国人民解放军总后勤部军需装备研究所 | Flame-retardant and anti-fusion fiber or fabric and preparation method thereof |
-
2011
- 2011-10-21 CN CN 201120403729 patent/CN202705584U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103173997A (en) * | 2013-03-25 | 2013-06-26 | 中国人民解放军总后勤部军需装备研究所 | Flame-retardant and anti-fusion fiber or fabric and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104630928B (en) | A kind of preparation method strengthening fire-retardant regenerative polyester staple fiber based on Graphene | |
| CN102653890B (en) | Preparation method of highly-spinnable halogen-free flame-retardant nylon fiber | |
| CN101353863B (en) | Method for preparing flame-retardant anti-dripping fibre or fabric and flame-retardant anti-dripping fibre or fabric | |
| CN106222789B (en) | A kind of manufacturing method of biomass graphene fire-retardant polyester fibre | |
| CN104294398B (en) | Method for preparing anti-dripping polyester fiber | |
| CN101812737B (en) | Method for producing flame-retardant terylene BCF filaments and application of obtained flame-retardant terylene BCF filaments in carpet weaving | |
| CN102534855B (en) | Method for preparing halogen-free flame-retarding polyester fibers with durability and droplet resistance | |
| CN104088031A (en) | Multifunctional polyamide 6 fiber and making method thereof | |
| CN102400243A (en) | Method for reducing melt drips of polyester fibers | |
| CN114574996B (en) | Flame-retardant composite polyester filament yarn and processing technology thereof | |
| CN110158174B (en) | Flame retardant, flame-retardant synthetic fiber and manufacturing method thereof | |
| CN202705584U (en) | Polyarmide fiber having molten drop proof function | |
| CN102443874A (en) | Method for reducing dripping of polyamide fiber | |
| CN105524301B (en) | A kind of preparation method of microencapsulation basic zirconium phosphate and the halogen-free flame retardant PC being made from it | |
| CN202705585U (en) | Polyester fiber with molten drop prevention function | |
| CN110453499A (en) | Polypropylene flame redardant complex yarn and its product | |
| CN102560728A (en) | Uvioresistant and flame retardant polyester fiber and preparing process and application thereof | |
| CN105839267B (en) | PSA fiber flame-retardant blended fabric | |
| CN102560731A (en) | Anti-ultraviolet and moisture transmitting polyster fibers as well as preparation method and application thereof | |
| CN104292772B (en) | Polytetrafluoroethylene anti-dripping master batch and preparation method thereof | |
| CN105671722A (en) | Flame-retardant polyester yarn and sofa cloth made of same | |
| CN102911382B (en) | Method for preparing anti-drip flame retardant polyamide through radiation crosslinking | |
| CN104448721A (en) | Organic phosphorus-based blending inflaming retarding polyester chip and production method thereof | |
| CN113802212A (en) | Flame-retardant fiber, preparation method thereof and flame-retardant fabric | |
| CN110438580A (en) | A kind of environment-friendly type terylene long filament and its manufacturing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20191021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |