CN104711699A - Antifouling type nylon bulky filament and production process thereof - Google Patents
Antifouling type nylon bulky filament and production process thereof Download PDFInfo
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- CN104711699A CN104711699A CN201510117127.6A CN201510117127A CN104711699A CN 104711699 A CN104711699 A CN 104711699A CN 201510117127 A CN201510117127 A CN 201510117127A CN 104711699 A CN104711699 A CN 104711699A
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Abstract
The invention discloses an antifouling type nylon bulky filament and a production process thereof. The antifouling type nylon bulky filament is prepared from raw materials comprising a nylon master batch, wherein the nylon master batch comprises the following components in a mass fraction: 20-30% of sulfonate, and 70-80% of nylon. Compared with the prior art, the nylon master batch for preparing the nylon bulky filament comprises nylon and sulfonate; when the sulfonate is added into a nylon melt to be copolymerized, the sulfonate is implanted into the nylon structure, so as to form a novel polymer; the sulfonate belongs to substances of purification dispersants, is high in alkalinity and calcium content, and excellent in isolation effect against greasy and acidic materials, so that the copolymer of nylon and sulfonate is excellent in antifouling function, the prepared nylon master batch is also excellent in antifouling function, and further the prepared bulky filament is excellent in antifouling function.
Description
Technical field
The present invention relates to a kind of nylon bulk filament, particularly relate to a kind of nylon bulk filament of effective anti-soil, the invention still further relates to a kind of production technology of nylon bulk filament.
Background technology
Nylon66 fiber (PA66) fiber becomes the first-selected raw material of high-grade commercial land blanket with the elastic recovery of its excellence, ABRASION RESISTANCE and good fire resistance.Carpet is widely used in medium-to-high grade restaurant, hotel as a kind of luxurious, graceful, ornament of building quiet atmosphere.But in actual application, the beverage such as coffee, cola always can be poured on carpet by people because of carelessness, after beverage has been done by the time, carpet not only leaves spot, and these spots are difficult to wash.This is because the coloring matter of coffee, laughable inherently a kind of acidity, this beverage pouring on carpet after, carpet is dyed to corresponding color, thus is difficult to clean up.
Current carpet anti-soil technology is that carpet manufacturing enterprise increases antifouling treatment process together in process of production, namely sprays one deck chemical preservation finishing agent in carpet surface.But because adopted chemical preservation finishing agent is fluoride, the production of this material is owing to having a strong impact on environment, destroy atmospheric ozone layer and be more and more restricted.The chemical preservation finishing agent sprayed on carpet in addition can lose along with the long-term foot-operated friction of people or washing, makes carpet lose functions after certain service time.Therefore, by chemical modification, and Development and Production a kind of have permanent anti-soil type can nylon66 fiber bulk yarn become an important exploitation problem.
Summary of the invention
First technical problem to be solved by this invention is the nylon bulk filament providing a kind of anti-soil type energy excellent for the state of the art.
Second technical problem to be solved by this invention is to provide the production technology of the nylon bulk filament that a kind of technique is simple, production cost is low, and the nylon bulk filament produced by this production technology has preferably anti-soil type.
The present invention solves the technical scheme that above-mentioned first technical problem adopt: a kind of anti-soil type nylon bulk filament, and its raw materials comprises nylon master batch, and described nylon master batch comprises the component of following mass fraction:
Sulfonate 20 ~ 30%;
Nylon 70 ~ 80%.
In nylon master batch, add the sulfonate that mass fraction is 20 ~ 30%, sulfonate and nylon copolymerization can be guaranteed and sulfur content in the copolymer obtained is 10000 ~ 20000ppm.
Wherein, described sulfonate is fragrant same clan sulfonate;
Preferably, described sulfonate is 5-sulfonic group M-phthalic acid sodium salt.
Aromatic sulphonic acid base is implanted after in nylon molecules structure, independent groups in nylon molecules structure can be become, aromatic sulphonic acid group has excellent repellence to ACID DYES on the one hand, make Declot, coffee etc. be difficult to stick in nylon fiber (such as nylon 66 fiber), thus there is anti-property of pigment.On the other hand, adding of aromatic sulphonic acid group is filled with in " gap " intrinsic in nylon fiber (such as nylon 66 fiber) structure, nylon fiber (such as nylon 66 fiber) is made to have smooth surface property, some solid-state and liquid dusts are difficult to hide into original " gap ", thus make fiber have good antidusting, antifouling property.
The raw materials of above-mentioned anti-soil type nylon bulk filament also comprises nylon chips, and the mass ratio of described nylon chips and nylon master batch is 75 ~ 90:10 ~ 25.
Wherein, described nylon is nylon66 fiber, and described nylon chips is nylon 66 slice.
The present invention solves the technical scheme that above-mentioned second technical problem adopt: a kind of preparation method of nylon bulk filament, comprises the steps:
(1) with sulfonate and nylon for nylon master batch prepared by raw material;
(2) nylon undrafting wire is prepared by nylon chips and nylon master batch;
(3) described nylon undrafting wire is after hot gas spring, bulking and air network process, obtained nylon bulk filament.
Wherein, the operating process of step (1) is: described nylon is made nylon melt, is mixed by sulfonate by proportioning with nylon melt, obtained nylon master batch after cooling and dicing.
Wherein, in step (2), described nylon undrafting wire is prepared from by blending method spinning technique by nylon chips and nylon master batch.
Wherein, the operating process of described blending method spinning technique is: described nylon chips and nylon master batch are sent into screw extruder in 75 ~ 90:10 ~ 25 in mass ratio, and be mixed to get mixed material, described mixed material obtains spinning melt through melting; Described spinning melt is sent into manifold, in filament spinning component, is spun into strand; Described strand is as-spun fibre through cooling curing, is wound into silk cylinder, obtained nylon undrafting wire;
Preferably, the melting at 250 ~ 300 DEG C of described mixed material, obtained spinning melt;
Preferably, described spinning melt, after entering manifold, is first spun into strand again after measuring pump metering in described filament spinning component;
Preferably, the type of cooling of described strand is lateral blowing cooling;
Preferably, the temperature of described lateral blowing is 18 ~ 22 DEG C, and relative humidity is 65 ~ 85%;
Preferably, described as-spun fibre is wound into silk cylinder with the speed of 500 ~ 600 ms/min.
Wherein, the operating process of step (3) is: described nylon undrafting wire is admitted to draw texturing machine and carries out hot gas spring, and the nylon undrafting wire after drawing-off is admitted to bulking case and carries out bulking process, obtained expanded strand; Described expanded strand is obtained nylon bulk filament in air network case.
Wherein, described nylon undrafting wire is admitted to draw texturing machine with the speed of 250 ~ 300 ms/min;
Preferably, described nylon undrafting wire carries out the drawing temperature of hot gas spring in draw texturing machine is 90 ~ 150 DEG C;
Preferably, described expanded strand obtains nylon bulk filament in air network case under the compressed-air actuated effect of 3.0 ~ 6.0bar;
Preferably, described nylon bulk filament has the network node of 30 ~ 40/meter.
Compared with prior art, the invention has the advantages that: the nylon master batch of preparation Ben Nilong bulk filament comprises nylon (such as nylon66 fiber) and sulfonate.When adding sulfonate and carry out copolymerization in nylon melt, sulfonate is made to implant in nylon structure, form a kind of new condensate, because sulfonate belongs to detergent-dispersant additive class material, its alkalescence, calcium content are high, there is good blanketing effect to greasy, acidic materials, thus make the copolymer of nylon and sulfonate have excellent functions, and then the nylon master batch be prepared from also has excellent functions.Therefore, the nylon bulk filament using Ben Nilong master batch to prepare has excellent pollution resistance, because of the aobvious alkalescence of sulfonate, the acidic materials such as cola, coffee can be neutralized, thus avoid cola, coffee etc. leave spot on carpet, and then decrease expense needed for cleaning carpet and extend service life of carpet.
In addition, the invention provides a kind of with the production technology of nylon chips and the nylon master batch nylon bulk filament that is raw material, this production technology operation is few, easy to operate.
The composition of raw materials of comprehensive nylon bulk filament and production technology thereof, relative to prior art, advantage of the present invention is in particular in:
1, compared with adopting anti-soil technology with carpet industry, the present invention has carried out functional innovation on the raw material nylon bulk yarn of carpet, and by implanting sulfonate in nylon molecules, such as aromatic sulphonate, makes nylon fiber material have anti-soil and refuse wet goods function.The present invention can make the preparation of carpet industry omission anti-staining agent, anti-fouling agent spraying and the three wastes discharge the three process such as process, not only reduce aft-loaded airfoil operation, reduce raw-material consumption, and decrease equipment investment, thus the present invention is that the reduction production cost of carpet industry creates good condition;
2, on application function, the present invention can provide a kind of permanent antifouling functional oil of refusing to products such as carpets, and the anti-fouling agent spraying method that carpet industry adopts give carpet functions be a kind of provisional, anti-pollution function constantly decays to and finally loses functions after a period of time;
3, the present invention significantly reduces the environmental pollution of carpet manufacturing, decreases the application of fluoride materials simultaneously, facilitates the development of Environmental Protection Cause.
Accompanying drawing explanation
Fig. 1 is the flow sheet of the embodiment of the present invention 1 nylon bulk filament production technology first step;
Fig. 2 is the flow sheet of the embodiment of the present invention 1 nylon bulk filament production technology second step;
Fig. 3 is the flow sheet of the embodiment of the present invention 1 nylon bulk filament production technology the 3rd step.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
The raw materials of the nylon bulk filament of the present embodiment comprises the component of following mass fraction:
Nylon 66 slice 80%;
Nylon master batch 20%.
Wherein, nylon master batch comprises the component of following mass fraction:
Sulfonate 25%;
Nylon66 fiber 75%.
In the present embodiment, sulfonate is specially fragrant same clan sulfonate, such as 5-sulfonic group M-phthalic acid sodium salt.
The preparation method of the present embodiment nylon bulk filament comprises the steps:
(1) nylon master batch is prepared;
First nylon66 fiber is made nylon melt, in nylon melt, add sulfonate by proportioning, sulfonate is implanted in nylon66 fiber structure, forms a kind of new condensate.Because sulfonate belongs to detergent-dispersant additive class material, its alkalescence, calcium content are high, have good blanketing effect to greasy, acidic materials, thus make the copolymer of nylon66 fiber and sulfonate have excellent functions; Melt after copolymerization is obtained nylon master batch, i.e. anti-soil type nylon66 fiber (PA66) master batch after cooling and dicing.
The technological process of production of this step as shown in Figure 1.
(2) nylon undrafting wire is prepared by nylon chips and nylon master batch;
This step specifically adopts nylon 66 slice and nylon master batch to produce nylon undrafting wire (UDY) by blending method spinning technique, detailed process is: nylon 66 slice and nylon master batch are fed screw extruder with the ratio of 85:15, at 250 ~ 300 DEG C of temperature, such as 260 DEG C, 270 DEG C, 280 DEG C etc., temperature only need meet makes nylon 66 slice and the melting of nylon master batch, nylon 66 slice fully mixes with nylon master batch, and high-temperature fusion forms spinning melt.Spinning melt is fed in spinning manifold and spins as strand at filament spinning component mesohigh after measuring pump accurate measurement.Strand through excess temperature be 18-22 DEG C (as 19 DEG C, 20 DEG C, 21 DEG C), the lateral blowing of relative humidity 65-85% (such as 70%, 75%, 80%, 82%) cooling be cured as as-spun fibre, then as-spun fibre is wound into silk cylinder with the speed of 500-600 m/min, forms nylon undrafting wire (UDY).
The residue draft ratio of the nylon undrafting wire that this step is produced is: 3.0 ~ 4.0.The technological process of production of this step as shown in Figure 2.
(3) nylon undrafting wire is after hot gas spring, bulking and air network process, obtained nylon bulk filament: nylon undrafting wire (UDY) is fed into draw texturing machine with the speed of 250-300 m/min, drawing roller carries out hot gas spring, drawing temperature is 90 ~ 150 DEG C, such as 100 DEG C, 110 DEG C, 120 DEG C, 140 DEG C, stretching ratio is 3 ~ 4 times; Nylon undrafting wire after drawing-off is admitted to bulking case and carries out bulking process, obtained expanded strand; Expanded strand is admitted to air network case, forms the nylon bulk filament with the network node of 30 ~ 40/meter under the compressed-air actuated effect of 3.0 ~ 6.0bar (such as 4.0bar, 5.0bar, 5.5bar).The technological process of production of this step as shown in Figure 3.
Nylon bulk filament prepared by the present embodiment has excellent antifouling property, and the product pollution resistances such as the carpet be made up of it are strong, coffee, cola etc. effectively can be avoided to leave spot, thus extend the service life of the application products such as carpet.
Embodiment 2
The raw materials of the nylon bulk filament of the present embodiment comprises the component of following mass fraction:
Nylon 66 slice 75%;
Nylon master batch 25%.
Wherein, nylon master batch comprises the component of following mass fraction:
Sulfonate 20%;
Nylon66 fiber 80%.
The production technology reference example 1 of the present embodiment nylon bulk filament.
Embodiment 3
The raw materials of the nylon bulk filament of the present embodiment comprises the component of following mass fraction:
Nylon 66 slice 90%;
Nylon master batch 10%.
Wherein, nylon master batch comprises the component of following mass fraction:
Sulfonate 30%;
Nylon66 fiber 70%.
The production technology reference example 1 of the present embodiment nylon bulk filament.
Nylon66 fiber in above-described embodiment also can adopt other nylon, such as nylon 6, nylon 46, nylon 12 etc., add sulfonate in these nylon melt after, can not only strengthen the antifouling property of nylon bulk filament, its production cost effectively reduces compared to existing technology simultaneously; Its production process operation is simple, easy to operate simultaneously, without the need to using too much complicated special equipment, also effectively reduces production cost.
Above content is only preferred embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (10)
1. an anti-soil type nylon bulk filament, is characterized in that, raw materials comprises nylon master batch, and described nylon master batch comprises the component of following mass fraction:
Sulfonate 20 ~ 30%;
Nylon 70 ~ 80%.
2. anti-soil type nylon bulk filament according to claim 1, is characterized in that: described sulfonate is fragrant same clan sulfonate;
Preferably, described sulfonate is 5-sulfonic group M-phthalic acid sodium salt.
3. anti-soil type nylon bulk filament according to claim 1, is characterized in that: raw materials also comprises nylon chips, and the mass ratio of described nylon chips and nylon master batch is 75 ~ 90:10 ~ 25.
4. anti-soil type nylon bulk filament according to claim 1, it is characterized in that: described nylon is nylon66 fiber, described nylon chips is nylon 66 slice.
5. a preparation method for the nylon bulk filament according to any one of Claims 1-4 claim, is characterized in that, comprise the steps:
(1) with sulfonate and nylon for nylon master batch prepared by raw material;
(2) nylon undrafting wire is prepared by nylon chips and nylon master batch;
(3) described nylon undrafting wire is after hot gas spring, bulking and air network process, obtained nylon bulk filament.
6. preparation method according to claim 5, is characterized in that, the operating process of step (1) is: described nylon is made nylon melt, is mixed by sulfonate by proportioning with nylon melt, obtained nylon master batch after cooling and dicing.
7. preparation method according to claim 5, is characterized in that: in step (2), and described nylon undrafting wire is prepared from by blending method spinning technique by nylon chips and nylon master batch.
8. preparation method according to claim 7, it is characterized in that, the operating process of described blending method spinning technique is: described nylon chips and nylon master batch are sent into screw extruder in 75 ~ 90:10 ~ 25 in mass ratio, be mixed to get mixed material, described mixed material obtains spinning melt through melting; Described spinning melt is sent into spinning manifold, and melt is spun into strand being installed in the filament spinning component in spinning manifold; Described strand is as-spun fibre through cooling curing, is wound into silk cylinder, obtained nylon undrafting wire;
Preferably, the melting at 250 ~ 300 DEG C of described mixed material, obtained spinning melt;
Preferably, described spinning melt, after entering manifold, is first spun into strand again after measuring pump metering in described filament spinning component;
Preferably, the type of cooling of described strand is lateral blowing cooling;
Preferably, the temperature of described lateral blowing is 18 ~ 22 DEG C, and relative humidity is 65 ~ 85%;
Preferably, described as-spun fibre is wound into silk cylinder with the speed of 500 ~ 600 ms/min.
9. preparation method according to claim 5, it is characterized in that, the operating process of step (3) is: described nylon undrafting wire is admitted to draw texturing machine and carries out hot gas spring, nylon undrafting wire after drawing-off is admitted to bulking case and carries out bulking process, obtained expanded strand; Described expanded strand is obtained nylon bulk filament in air network case.
10. preparation method according to claim 9, is characterized in that: described nylon undrafting wire is admitted to draw texturing machine with the speed of 250 ~ 300 ms/min;
Preferably, described nylon undrafting wire carries out the drawing temperature of hot gas spring in draw texturing machine is 90 ~ 150 DEG C;
Preferably, described expanded strand obtains nylon bulk filament in air network case under the compressed-air actuated effect of 3.0 ~ 6.0bar;
Preferably, described nylon bulk filament has the network node of 30 ~ 40/meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510117127.6A CN104711699A (en) | 2015-03-17 | 2015-03-17 | Antifouling type nylon bulky filament and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510117127.6A CN104711699A (en) | 2015-03-17 | 2015-03-17 | Antifouling type nylon bulky filament and production process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116145297A (en) * | 2023-04-04 | 2023-05-23 | 浙江四通新材料科技股份有限公司 | Anti-fouling nylon carpet yarn and preparation method thereof |
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2015
- 2015-03-17 CN CN201510117127.6A patent/CN104711699A/en active Pending
Patent Citations (8)
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| US6537475B1 (en) * | 1995-08-31 | 2003-03-25 | Prisma Fibers, Inc. | Melt extrusion spinning polyamide fibers with sulfonated reagent |
| US6753385B2 (en) * | 1995-08-31 | 2004-06-22 | Prisma Fibers, Inc. | Fiber-forming polyamide and sulfonated acid for disabling acid dye sites |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116145297A (en) * | 2023-04-04 | 2023-05-23 | 浙江四通新材料科技股份有限公司 | Anti-fouling nylon carpet yarn and preparation method thereof |
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Application publication date: 20150617 |