CN109868534A - A kind of flocking yarn and preparation method thereof - Google Patents
A kind of flocking yarn and preparation method thereof Download PDFInfo
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- CN109868534A CN109868534A CN201910137762.9A CN201910137762A CN109868534A CN 109868534 A CN109868534 A CN 109868534A CN 201910137762 A CN201910137762 A CN 201910137762A CN 109868534 A CN109868534 A CN 109868534A
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Abstract
The invention discloses a kind of flocking yarns and preparation method thereof, including thread layers, gluing oxidant layer and tapetum, wherein tapetum contains fire retardant and smoke suppressant, and the fire retardant includes organophosphorus compound and nano-aluminum hydroxide, and the smoke suppressant is nanoscale molybdenum compound.Preparation method includes the preparation and pretreatment, decontamination processing, gluing processing, flocking processing, drying and processing and bristle processing of villus.Flocking yarn prepared by the present invention has excellent fire-retardant and smoke suppressing, and product can generate seldom cigarette and poison gas when burning, and meets the fire-retardant demand of high-grade implanted article.
Description
Technical field
The invention belongs to Textile Engineering fields more particularly to a kind of flocking yarn and preparation method thereof.
Background technique
Flocking be it is a kind of villus is spread on plant surface be coated with binder, villus is fixed on after drying solidification
By the method for plant.It is widely used in craftwork, packaging, automobile and other industries, selected base using the product that flocking technology produces
Material surface can flocking, and do not limited by by plant shape, size.Such as: paper, cloth, non-woven fabrics, artificial leather, plastics, glass
Glass, metal, rubber, plank, sponge, plasterboard, wood-based plate, plastic uptake piece, foam, ceramics, resin etc..Electrostatic spinning product tool
Have following characteristics: three-dimensional sense is strong, bright-colored, soft touch, luxurious noble, magnificent warmth, lifelike image, non-toxic and tasteless, guarantor
Temperature is moisture-proof, not lint, rub resistance, smooth zero-clearance, greatly meets the use demand of grade textiles in this way.
But in recent years, fire occurs to cause the great wound of personnel in public places of entertainment such as high-grade hotel, shopping again and again
The loss with property is died, just more stringent requirements are proposed to implanted article for this-there is excellent flame retardant property.By common villus
Be prepared into the villus with flame retarding function, such villus is implanted into can be obtained by plant surface implanted article obtained it is excellent
Different flame retardant property.Organophosphorus compound and nano-aluminum hydroxide are added in implanted article can play good fire-retardant work
With, in addition it is worth emphasizing that product can generate a large amount of cigarette and poison gas when burning, addition suppression while considering flame retardant property
Fumicants can reduce the generation of cigarette and poison gas, and molybdenum compound is a kind of excellent smoke suppressant, can inhibit the generation of cigarette and poison gas,
But the average grain diameter of the molybdenum compound of customary commercial is micron level, between 1 ~ 10 μm, though there is good smoke suppressing,
But anti-flammability is poor, and nanoscale molybdenum compound has both excellent suppression cigarette and flame retardant property, can meet implanted article anti-flammability
It can demand.
Summary of the invention
The purpose of the invention is to provide a kind of preparation method of flocking yarn, the flocking yarn of production has excellent
Flame retardant property.
To achieve the goals above, following technical scheme can be used in the present invention:
A kind of flocking yarn, including thread layers, gluing oxidant layer and tapetum, wherein tapetum contains fire retardant and smoke suppressant,
The fire retardant includes organophosphorus compound and nano-aluminum hydroxide, and the smoke suppressant is nanoscale molybdenum compound.
Further, the organophosphorus compound can choose tricresyl phosphate, triphenyl phosphate, tricresyl phosphate isopropyl
Phenyl ester, tributyl phosphate, any one in trioctyl phosphate.
Further, the nanoscale molybdenum compound include molybdenum oxide, molybdenum sulfide, ammonium molybdate, zinc molybdate, in calcium molybdate
The Nano grade molybdenum compound of any one.
Further, a kind of preparation method of flocking yarn, includes the following steps:
(1) preparation and pretreatment of villus:
A. by 5 ~ 10 parts of fire retardant, 5 ~ 10 parts of smoke suppressant, 0.1 ~ 5 part of dispersing agent, 20 ~ 70 parts of toner, 0.05 ~ 2 part of auxiliary agent and Buddhist nun
Dragon 6 30-80 part, be added in high-speed mixer and be blended, then using double screw extruder progress melt blending, extruding pelletization,
Nylon Masterbatch, 15 parts of subsequent Masterbatch and 6 85 parts of slice blend spinnings of nylon are prepared into, nylon tow is made, then cuts
At nylon villus；
B. pass through rinsing, dry, screening selection appropriate size villus, then to the processing of villus progress electricity；
(2) decontamination processing: yarn immerses preprocessing solution, clears up the spot on yarn and miscellaneous hair；
(3) gluing is handled: yam surface is handled by gluing, encloses one layer of adhesive, prepares flocking processing；
(4) flocking is handled: the yarn to flocking is sent into flocking machine by power roller, and villus passes through the meter above flocking machine
Amount roller enters in flocking region, and under the action of high-voltage electrostatic field, is adhered to yam surface；
(5) drying and processing: after flocking, by the drying and processing of drying box, drying temperature is 60 ~ 100 DEG C, keeps 1 ~ 2h；
(6) bristle is handled: being carried out bristle processing using vacuum-control(led) system operation mechanical pump to the flocking yarn after drying, is utilized
The floating hair being sucked by vacuum on principle removal yarn.
Further, villus falling weight should control between 0.5 ~ 3kg/min in the flocking processing.
Further, the range that vacuum-control(led) system vacuumizes in the bristle processing is 10-1~105 Pa。
Further, the preparation method of flocking yarn is suitable for cotton, fiber crops, silk, wool, acrylic, terylene, viscous fine and each
Yarn made of the blended material of kind.
Using technical solution provided by the invention, can use following the utility model has the advantages that
Yarn prepared by the present invention introduces organophosphorus compound and nano-aluminum hydroxide flame retardant agent and is received in tapetum
Meter level molybdenum compound smoke suppressant improves the flame retardant property of yarn, meets the growth requirement of high-grade implanted article.
Specific embodiment:
The present invention is further explained in the light of specific embodiments.
Embodiment 1:
A kind of flocking yarn, including thread layers, gluing oxidant layer and tapetum, wherein tapetum contains fire retardant and smoke suppressant,
The fire retardant includes organophosphorus compound and nano-aluminum hydroxide, and the smoke suppressant is nanoscale molybdenum compound.
The organophosphorus compound can choose tricresyl phosphate, triphenyl phosphate, phosphoric acid tri-isopropyl benzene ester, phosphoric acid
Any one in tributyl, trioctyl phosphate.
The nanoscale molybdenum compound includes molybdenum oxide, molybdenum sulfide, ammonium molybdate, zinc molybdate, any one in calcium molybdate
Nano grade molybdenum compound.
A kind of preparation method of flocking yarn, includes the following steps:
(1) preparation and pretreatment of villus:
A. it by 5 parts of fire retardant, 5 parts of smoke suppressant, 0.1 part of dispersing agent, 20 parts of toner, 0.05 part and 6 30 parts of nylon of auxiliary agent, is added
It is blended into high-speed mixer, 10 min is mixed under normal temperature and pressure, melt blending is then carried out using double screw extruder, squeezed
It is granulated out, is prepared into nylon Masterbatch, extrusion temperature is 160 ~ 200 DEG C, and screw speed is 300 ~ 500 r/min, subsequent color masterbatch
15 parts of grain and 6 85 parts of slice blend spinnings of nylon, are made nylon tow, are then cut into nylon villus；
B. pass through rinsing, dry, screening selection appropriate size villus, then to the processing of villus progress electricity；
(2) decontamination processing: yarn immerse preprocessing solution, clear up yarn on spot and miscellaneous hair, preprocessing solution temperature be 50 ~
80 DEG C, subsequent yarn squeezes out extra preprocessing solution using the gap of a pair of of power roller；
(3) gluing is handled: yarn immerses in PE or PP adhesive by power roller carries out gluing processing, utilizes in gluing processing
Pneumatic elevation scraper carries out frictioning processing, and then yarn adsorbs extra glue by Teflon foamed material, controls compound layer
Thickness is between 0.5 ~ 2mm.
(4) flocking is handled: the yarn to flocking is sent into flocking machine by power roller, and villus passes through above flocking machine
Metering roll enter in flocking region, and under the action of high-voltage electrostatic field, nylon villus is uniformly trickled down on yarn, in order to protect
The flocking quality of yarn is demonstrate,proved, electrostatic pressure should be maintained between 40 ~ 60KV, and two pole plate spacing are within 10cm, after flocking
Into next step drying and processing.
(5) drying and processing: after flocking, by the drying and processing of drying box, drying temperature is 60 ~ 100 DEG C, keeps 1
~2h；
(6) bristle is handled: yarn group starts mechanical pump by the power roller in bristle system, control vacuum-control(led) system, will
Vacuum degree is extracted into 7Pa and collects in dust collecting sleeve hereinafter, will remain villus using vacuum suction principle, while collecting villus, takes out
Gas out is filtered by filter, and ozone is discharged outside bristle system.
Villus falling weight should control between 0.5 ~ 3kg/min in the flocking processing.
The range that vacuum-control(led) system vacuumizes in the bristle processing is 10-1~105 Pa。
The preparation method of flocking yarn is suitable for cotton, fiber crops, silk, wool, acrylic, terylene, viscous fine and various blended materials
Yarn made of matter.
Embodiment 2: the difference from embodiment 1 is that step (1) Masterbatch raw material components in the preparation method of flocking yarn
Content is different, is 10 parts of fire retardant, 10 parts of smoke suppressant, 5 parts of dispersing agent, 70 parts of toner, 2 parts and 6 80 parts of nylon of auxiliary agent.
Embodiment 3: the difference from embodiment 1 is that step (1) Masterbatch raw material components in the preparation method of flocking yarn
Content is different, is 7 parts of fire retardant, 7 parts of smoke suppressant, 3 parts of dispersing agent, 45 parts of toner, 1 part and 6 55 parts of nylon of auxiliary agent.
Below with reference to the embodiment of the present invention 1-3 and comparative example 1-2, anti-flammability test and smoke suppressing effect observation, resistance are carried out
The limit oxygen index (LOI value) of combustion property test flocking yarn.It is provided, that is, is being provided by GB/T 5454-1997 using oxygen index instrument
Experiment condition under, material limiting oxygen index concentration required when being just able to maintain combustion state in nitrogen oxygen atmosphere stream, with
The percentage of oxygen indicates.Standard batten obtained is perpendicularly fixed on inner support.Batten is lighted according to the standard of lighting.It surveys
The oxygen index (OI) obtained is bigger, illustrates that required amount of oxygen is bigger when sample burning, i.e., anti-flammability is better.And smoke suppressing effect is observed
It is generated smoke phenomenon when observation flocking yarn is lighted, observes the size of smoke concentration.The area of comparative example 1 and embodiment 3
It is not to be added without fire retardant in Masterbatch raw material；The difference of comparative example 2 and embodiment 3 is to be added without resistance in Masterbatch raw material
Combustion agent and smoke suppressant, specific test result are shown in Table 1.
Fire-retardant and smoke suppressing test data table in table 1 1-3 of the embodiment of the present invention and comparative example 1-2
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | |
| LOI(%) | 27.1 | 27.6 | 28.5 | 25.2 | 21.1 |
| Smoke is existing As | Emitting when igniting has on a small quantity Then black smoke disappears | Emitted when igniting have it is a small amount of black Then cigarette disappears | Emitted when igniting have it is a small amount of black Then cigarette disappears | Emitting when igniting has appropriate black smoke, warp It disappears after a period of time | Emitting when igniting has a large amount of black smokes, and continues to fire It burns, until all burnt |
Table 1 shows the fire-retardant and smoke suppressing test result of 1-3 of the embodiment of the present invention Yu comparative example 1-2, the results showed that, implement
Flocking yarn in example 1-3 has excellent flame retardant property.The limit oxygen index (LOI value) of flocking yarn in embodiment 1-3
27 are all larger than, it can be considered that yarn belongs to nonflammable material, possesses good anti-flammability.The anti-flammability of comparative example 1-2 does not have
It is good in embodiment 1-3, show that fire retardant and smoke suppressant play good fire-retardant and smoke suppressing effect, and comparative example 1 contains
Nanoscale molybdenum compound produces suitable black smoke in this embodiment, and then black smoke disappears totally after a period of time, illustrates the chemical combination
Object possesses excellent suppression cigarette and flame retardant effect, and the fire-retardant and smoke suppressing effect of comparative example 2 is worst, and when igniting, which emits, a large amount of black smokes, and
Sustained combustion, until all burnt.
The present invention provides a kind of preparation method of flocking yarn, prepared flocking yarn is had the advantages that
Flocking yarn prepared by the present invention has excellent fire-retardant and smoke suppressing, and product can generate seldom cigarette and poison gas when burning,
Meet the fire-retardant demand of high-grade implanted article.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of flocking yarn, including thread layers, gluing oxidant layer and tapetum, which is characterized in that tapetum contain fire retardant,
Smoke suppressant, the fire retardant include organophosphorus compound and nano-aluminum hydroxide, and the smoke suppressant is nanoscale molybdenum compound.
2. flocking yarn according to claim 1, which is characterized in that the organophosphorus compound can choose tricresyl phosphate
Toluene ester, triphenyl phosphate, phosphoric acid tri-isopropyl benzene ester, tributyl phosphate, any one in trioctyl phosphate.
3. flocking yarn according to claim 1, which is characterized in that the nanoscale molybdenum compound includes molybdenum oxide, sulphur
Change molybdenum, ammonium molybdate, zinc molybdate, the Nano grade molybdenum compound of any one in calcium molybdate.
4. a kind of method for preparing flocking yarn as described in claim 1, which comprises the steps of:
The preparation and pretreatment of villus:
A. by 5 ~ 10 parts of fire retardant, 5 ~ 10 parts of smoke suppressant, 0.1 ~ 5 part of dispersing agent, 20 ~ 70 parts of toner, 0.05 ~ 2 part of auxiliary agent and Buddhist nun
Dragon 6 30-80 part, be added in high-speed mixer and be blended, then using double screw extruder progress melt blending, extruding pelletization,
Nylon Masterbatch, 15 parts of subsequent Masterbatch and 6 85 parts of slice blend spinnings of nylon are prepared into, nylon tow is made, then cuts
At nylon villus；
B. pass through rinsing, dry, screening selection appropriate size villus, then to the processing of villus progress electricity；
(2) decontamination processing: yarn immerses preprocessing solution, clears up the spot on yarn and miscellaneous hair；
(3) gluing is handled: yam surface is handled by gluing, encloses one layer of adhesive, prepares flocking processing；
(4) flocking is handled: the yarn to flocking is sent into flocking machine by power roller, and villus passes through the meter above flocking machine
Amount roller enters in flocking region, and under the action of high-voltage electrostatic field, is adhered to yam surface；
(5) drying and processing: after flocking, by the drying and processing of drying box, drying temperature is 60 ~ 100 DEG C, keeps 1 ~ 2h；
(6) bristle is handled: being carried out bristle processing using vacuum-control(led) system operation mechanical pump to the flocking yarn after drying, is utilized
The floating hair being sucked by vacuum on principle removal yarn.
5. the preparation method of flocking yarn according to claim 4, which is characterized in that villus falls in the flocking processing
Weight should control between 0.5 ~ 3kg/min.
6. the preparation method of flocking yarn according to claim 4 or 5, which is characterized in that vacuum in the bristle processing
The range that control system vacuumizes is 10-1~105 Pa。
7. the preparation method of resistance flocking yarn according to claim 4 or 5, which is characterized in that the preparation side of flocking yarn
Method is suitable for cotton, fiber crops, silk, wool, acrylic, terylene, viscous fine pure spinning or blended manufactured yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910137762.9A CN109868534A (en) | 2019-02-25 | 2019-02-25 | A kind of flocking yarn and preparation method thereof |
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| CN201910137762.9A CN109868534A (en) | 2019-02-25 | 2019-02-25 | A kind of flocking yarn and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113122985A (en) * | 2021-03-31 | 2021-07-16 | 平湖市新保纺织科技有限公司 | Antibacterial and antiviral yarn |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113122985A (en) * | 2021-03-31 | 2021-07-16 | 平湖市新保纺织科技有限公司 | Antibacterial and antiviral yarn |
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