CN108385192A - A kind of stone needle nylon fibre - Google Patents
A kind of stone needle nylon fibre Download PDFInfo
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- CN108385192A CN108385192A CN201810156333.1A CN201810156333A CN108385192A CN 108385192 A CN108385192 A CN 108385192A CN 201810156333 A CN201810156333 A CN 201810156333A CN 108385192 A CN108385192 A CN 108385192A
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- Prior art keywords
- stone needle
- nylon fibre
- fibre
- particle
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/07—Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The present invention provides a kind of stone needle nylon fibre, and preparation method includes that raw material selects, prepares modified master batch, copolyreaction, melt spinning and seal wire dress volume step；The raw material includes：Chinlon 6 section, 66 slice of polyamide fibre, active copper oxide, stone needle particle, SanstabTPO330, ten dihydroxystearic acid calcium, racemization camptothecine.Nylon fibre prepared by the method for the present invention reaches 95% to the obvious effective rate of cervical spondylosis, scapulohumeral periarthritis, and effective percentage reaches 99%；The method nylon fibre of the present invention passes through 20000 lotions, still can reach 90% or more to the obvious effective rate of cervical spondylosis, scapulohumeral periarthritis, effective percentage reaches 95% or more；And nylon fibre physical therapy performance obtained is good, physical therapy performance durability is strong, is not easy to degenerate.
Description
Technical field
The invention belongs to field of textiles, and in particular to a kind of stone needle nylon fibre.
Background technology
Common nylon fibre can be divided into two major classes.One kind be the polyadipate obtained by hexamethylene diamine and adipic acid polycondensation oneself
The chemical structural formula of diamines, long-chain molecule is：The average molecular of H-[HN (CH2) XNHCO (CH2) YCO] this kind of polyamide fibres of-OH
Amount is generally 17000-23000.Such as polyamide fibre 66, illustrate that it is made by hexamethylene diamine and adipic acid polycondensation；Polyamide fibre 610, explanation
It is made by hexamethylene diamine and decanedioic acid.It is another kind of to be obtained by caprolactam polycondensation or ring-opening polymerisation, long-chain molecule
Chemical structural formula is：According to carbon atom number contained by its cellular construction, different cultivars can be obtained in H-[NH (CH2) XCO]-OH
Name.Such as polyamide fibre 6, illustrate that it is obtained by the caprolactam ring-opening polymerisation containing 6 carbon atoms.
Polyamide fibre is because with good mechanical property, electrical property, heat resistance, toughness, oil resistivity, wearability, self lubricity, resistance to
The excellent performances such as chemicals, are widely used in every field；Because of the performances such as its oil resistant, wear-resisting, still, nylon fibre is not
It is comparatively, more inflammable with flame retarding function；Since functional nylon fabric currently on the market is often with afterfinish method system
At, such as using the coating imparting specific performance of fabric, but the functional fabric water-wash resistance produced in this way is poor.Yi
Its functionality is lost during lotion, friction and solarization.
Chinese medicine thinks that stone needle has the function of tranquilizing the mind, recuperating qi-blood, dredging the channel, reaches one by microcrystal infra-red, pulse
A little treatment functions.
The prior art does not have also stone needle to be applied to the report for improving cervical spondylosis, scapulohumeral periarthritis in nylon fibre.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of stone needle nylon fibre, to realize following goal of the invention：
Polyamide fibre physical therapy performance obtained is good, can significantly improve cervical spondylosis and scapulohumeral periarthritis；Physical therapy performance durability is strong, is not easy to degenerate.
The technical solution adopted in the present invention is：
A kind of stone needle nylon fibre, preparation method includes the following steps：
Step 1, raw material selection
The raw material of use includes：Chinlon 6 section, 66 slice of polyamide fibre, active copper oxide, stone needle particle, SanstabTPO330, ten
Dihydroxystearic acid calcium, racemization camptothecine.
The chinlon 6 section：Rockwell hardness 75, proportion 1.157, molding shrinkage 1.42%, water absorption rate 0.2%（23℃/
24H）, 75 DEG C of heat distortion temperature, 220 DEG C of fusing point, trade mark BL2340.
The polyamide fibre 66 is sliced：Relative viscosity 2.60-2.65, molding shrinkage 1.52%, water absorption rate 0.4%（23℃/
24H）.
The active copper oxide：Grain size is 20-50nm, and purity 99.5%, oxidation silver content is 0.0004%, and calcination subtracts
Amount<0.2%, 105 DEG C of volatile contents<0.4%.
The stone needle particle：The particle and grain size that the particle for being 80-90nm by grain size, grain size are 91-100nm be
The particle of 105-120nm is according to 3：2：7 mass ratio mixes.
The SanstabTPO330：165 DEG C of fusing point, molecular weight 498.5, water-insoluble≤0.005%, fineness 80
Mesh.
The ten dihydroxystearic acid calcium：Calcium content is 6.5%, and fusing point is 150 DEG C, density 1.08g/cm3 。
Step 2 prepares modified master batch
Stone needle particle is dispersed in the water of 30 times of mass fractions, with the heating rate heating stone needle particle point of 10-12 DEG C/min
Dispersion liquid opens ultrasonic disperse, supersonic frequency 80000-90000Hz, jitter time 2-2.5h obtain stone needle to 92-94 DEG C
Microparticle suspending liquid；
Racemization camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium are added in above-mentioned stone needle microparticle suspending liquid, are disappeared
Rotation camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium and stone needle microparticle suspending liquid mass ratio be：0.58-0.65：
1.25-1.55：8-9：59-63；
Above-mentioned material stirring mixing is then introduced into reaction kettle；Nitrogen is continually fed into so that the air in reaction kettle, nitrogen is discharged
Intake is 80-90m3/min, keeps 180rpm stirrings, then begins to warm up, be warming up to the heating rate of 5-8 DEG C/min
It 120 DEG C, after keeping the temperature 50min, is further continued for reacting 5.5 hours after being warming up to 190 DEG C with the heating rate of 5-8 DEG C/min；Reaction knot
Shu Hou is squeezed out melt by nozzle, continues water cooling 40min by 15-18 DEG C of water, and pelletizing, drying to water content are less than 3%,
The particles modified master batch of stone needle is made.
Step 3, copolyreaction
The particles modified master batch of stone needle, 66 slice of polyamide fibre, chinlon 6 section, active copper oxide are added to vacuum drum formula solid polycondensation
Close in kettle, the particles modified master batch of stone needle, the slice of polyamide fibre 66, chinlon 6 section and active copper oxide mass ratio be 1.2-1.9：9-
12：17-20：1-1.8；It heats up, be evacuated to pressure ＜ 0.1mmHg and rotated with 20 revs/min of speed, control after polymeric kettle sealing
240-245 DEG C of polymerization temperature processed, time are 10-10.5 hours.After reaction, melt is squeezed out by nozzle, by 15-18 DEG C
Water continue water cooling 1h, and it is pelletizing, dry to water content 5-8%, masterbatch mix is made.
Step 4, melt spinning
Masterbatch mix is sent into feed bin before spinning, then send to melting in the separating screw rod extruder with peg type mixing refining head and squeezes
Pressure, melt temperature are controlled at 275~278 DEG C.Melt from extruder squeeze out pass through melt pipe, using filament spinning component, by
Spinneret sprays, and forms tow；Spinneret temperature controls between 256-260 DEG C；Spinneret board pore is hollow circular, inner and outer diameter
Than controlling between 0.45-0.5；It is cooling in 140 DEG C of hot-air atmosphere to control spinneret, obtains as-spun fibre.Using side-blown
Wind form makes as-spun fibre cure, and cooling wind temperature control is at 30-32 DEG C, and wind speed remains a constant speed 0.65-0.72m/s, relative humidity
60-68% obtains physical therapy nylon fibre.
Step 5, seal wire dress volume
Physical therapy nylon fibre tow is passed through to the first godet, the second godet and third godet successively and carries out seal wire, wherein
The temperature of first godet, the second godet and third godet is respectively 65-69 DEG C, 120-128 DEG C, 50-55 DEG C, seal wire speed
Degree is respectively 0.9-1.1m/s, 1.8-2.1m/s, 1.1-1.3m/s.Then it is wrapped through the 4th godet, winding speed control
At 5500-5600 ms/min, spinline tension is controlled in 0.08-0.09cN/dtex system.
Compared with prior art, the present invention has advantageous effect:
（1）Nylon fibre prepared by the present invention reaches 95% to the obvious effective rate of cervical spondylosis, scapulohumeral periarthritis, and effective percentage reaches 99%；This hair
The nylon fibre of bright preparation passes through 20000 lotions, still can reach 90% or more to the obvious effective rate of cervical spondylosis, scapulohumeral periarthritis, effective percentage
Reach 95% or more.
（2）Nylon fibre fiber number prepared by the present invention be 1.24-1.55dtex, fracture strength 8.72-9.55 Cn/dtex,
Thermal coefficient 0.038-0.055w/m.k, boiling water shrinkage 0.97-1.25%, -140~94 DEG C of Applicable temperature range.
（3）Nylon fibre prepared by the present invention stores 12 months under the conditions of humidity 75%, 55 DEG C of temperature, detects again, by force
Degree loss late is 0.8-0.85%.
（4）B1 grades of nylon fibre combustibility rank prepared by the present invention, difficult to burn；Nylon fibre warp prepared by the present invention
20000 lotions are crossed, combustibility test still can reach B1 grades.
Specific implementation mode
A kind of 1 stone needle nylon fibre of embodiment, preparation method includes the following steps：
Step 1, raw material selection
The raw material of use includes：Chinlon 6 section, 66 slice of polyamide fibre, active copper oxide, stone needle particle, SanstabTPO330, ten
Dihydroxystearic acid calcium, racemization camptothecine.
The chinlon 6 section：Rockwell hardness 75, proportion 1.157, molding shrinkage 1.42%, water absorption rate 0.2%（23℃/
24H）, 75 DEG C of heat distortion temperature, 220 DEG C of fusing point, trade mark BL2340.
The polyamide fibre 66 is sliced：Relative viscosity 2.60-2.65, molding shrinkage 1.52%, water absorption rate 0.4%（23℃/
24H）.
The active copper oxide：Grain size is 20-50nm, and purity 99.5%, oxidation silver content is 0.0004%, and calcination subtracts
Amount<0.2%, 105 DEG C of volatile contents<0.4%.
The stone needle particle：The particle and grain size that the particle for being 80-90nm by grain size, grain size are 91-100nm be
The particle of 105-120nm is according to 3：2：7 mass ratio mixes.
The SanstabTPO330：165 DEG C of fusing point, molecular weight 498.5, water-insoluble≤0.005%, fineness 80
Mesh.
The ten dihydroxystearic acid calcium：Calcium content is 6.5%, and fusing point is 150 DEG C, density 1.08g/cm3, fineness
For 80 mesh.
Step 2 prepares modified master batch
Stone needle particle is dispersed in the water of 30 times of mass fractions, stone needle particle dispersion liquid is heated with the heating rate of 10 DEG C/min
To 92 DEG C, ultrasonic disperse is opened, supersonic frequency 80000Hz, jitter time 2h obtain stone needle microparticle suspending liquid；
Racemization camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium are added in above-mentioned stone needle microparticle suspending liquid, are disappeared
Rotation camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium and stone needle microparticle suspending liquid mass ratio be：0.58：1.25：
8：59；
Above-mentioned material stirring mixing is then introduced into reaction kettle；Nitrogen is continually fed into so that the air in reaction kettle, nitrogen is discharged
Intake is 80m3/min, keeps 180rpm stirrings, then begins to warm up, 120 DEG C are warming up to the heating rate of 5 DEG C/min,
After keeping the temperature 50min, it is further continued for reacting 5.5 hours after being warming up to 190 DEG C with the heating rate of 5 DEG C/min；After reaction, it will melt
Body is squeezed out by nozzle, continues water cooling 40min by 15-18 DEG C of water, and pelletizing, drying to water content are less than 3%, and stone needle is made
Particles modified master batch.
Step 3, copolyreaction
The particles modified master batch of stone needle, 66 slice of polyamide fibre, chinlon 6 section, active copper oxide are added to vacuum drum formula solid polycondensation
Close in kettle, the particles modified master batch of stone needle, the slice of polyamide fibre 66, chinlon 6 section and active copper oxide mass ratio be 1.2：9：17：1；
It heats up after polymeric kettle sealing, be evacuated to pressure ＜ 0.1mmHg and rotated with 20 revs/min of speed, control polymerization temperature 240-
245 DEG C, the time is 10-10.5 hours.After reaction, melt is squeezed out by nozzle, continues water cooling by 15-18 DEG C of water
1h, and pelletizing, drying to water content 5-8%, are made masterbatch mix.
Step 4, melt spinning
Masterbatch mix is sent into feed bin before spinning, then send to melting in the separating screw rod extruder with peg type mixing refining head and squeezes
Pressure, melt temperature are controlled at 275~278 DEG C.Melt from extruder squeeze out pass through melt pipe, using filament spinning component, by
Spinneret sprays, and forms tow；Spinneret temperature controls between 256-260 DEG C；Spinneret board pore is hollow circular, inner and outer diameter
Than controlling between 0.45-0.5；It is cooling in 140 DEG C of hot-air atmosphere to control spinneret, obtains as-spun fibre.Using side-blown
Wind form makes as-spun fibre cure, and cooling wind temperature control is at 30-32 DEG C, and wind speed remains a constant speed 0.65m/s, relative humidity 60%,
Obtain physical therapy nylon fibre.
Step 5, seal wire dress volume
Physical therapy nylon fibre tow is passed through to the first godet, the second godet and third godet successively and carries out seal wire, wherein
The temperature of first godet, the second godet and third godet is respectively 65 DEG C, 120 DEG C, 50 DEG C, and seal wire speed is respectively
0.9m/s、1.8m/s、1.1m/s.Then it is wrapped through the 4th godet, winding speed is controlled at 5500-5600 ms/min
Clock, spinline tension are controlled in 0.08cN/dtex.
A kind of 2 stone needle nylon fibre of embodiment, preparation method includes the following steps：
Step 1, raw material selection
The raw material of use includes：Chinlon 6 section, 66 slice of polyamide fibre, active copper oxide, stone needle particle, SanstabTPO330, ten
Dihydroxystearic acid calcium, racemization camptothecine.
The chinlon 6 section：Rockwell hardness 75, proportion 1.157, molding shrinkage 1.42%, water absorption rate 0.2%（23℃/
24H）, 75 DEG C of heat distortion temperature, 220 DEG C of fusing point, trade mark BL2340.
The polyamide fibre 66 is sliced：Relative viscosity 2.60-2.65, molding shrinkage 1.52%, water absorption rate 0.4%（23℃/
24H）.
The active copper oxide：Grain size is 20-50nm, and purity 99.5%, oxidation silver content is 0.0004%, and calcination subtracts
Amount<0.2%, 105 DEG C of volatile contents<0.4%.
The stone needle particle：The particle and grain size that the particle for being 80-90nm by grain size, grain size are 91-100nm be
The particle of 105-120nm is according to 3：2：7 mass ratio mixes.
The SanstabTPO330：165 DEG C of fusing point, molecular weight 498.5, water-insoluble≤0.005%, fineness 80
Mesh.
The ten dihydroxystearic acid calcium：Calcium content is 6.5%, and fusing point is 150 DEG C, density 1.08g/cm3, fineness
For 80 mesh.
Step 2 prepares modified master batch
Stone needle particle is dispersed in the water of 30 times of mass fractions, stone needle particle dispersion liquid is heated with the heating rate of 11 DEG C/min
To 93 DEG C, ultrasonic disperse is opened, supersonic frequency 88000Hz, jitter time 2.5h obtain stone needle microparticle suspending liquid；
Racemization camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium are added in above-mentioned stone needle microparticle suspending liquid, are disappeared
Rotation camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium and stone needle microparticle suspending liquid mass ratio be：0.61：1.42：
8.5：61；
Above-mentioned material stirring mixing is then introduced into reaction kettle；Nitrogen is continually fed into so that the air in reaction kettle, nitrogen is discharged
Intake is 85m3/min, keeps 180rpm stirrings, then begins to warm up, 120 are warming up to the heating rate of 6.5 DEG C/min
DEG C, after keeping the temperature 50min, it is further continued for reacting 5.5 hours after being warming up to 190 DEG C with the heating rate of 6.5 DEG C/min；Reaction terminates
Afterwards, melt is squeezed out by nozzle, continues water cooling 40min by 15-18 DEG C of water, and pelletizing, drying to water content are less than 3%, system
Obtain the particles modified master batch of stone needle.
Step 3, copolyreaction
The particles modified master batch of stone needle, 66 slice of polyamide fibre, chinlon 6 section, active copper oxide are added to vacuum drum formula solid polycondensation
Close in kettle, the particles modified master batch of stone needle, the slice of polyamide fibre 66, chinlon 6 section and active copper oxide mass ratio be 1.5：10：19：
1.5；It heats up after polymeric kettle sealing, be evacuated to pressure ＜ 0.1mmHg and rotated with 20 revs/min of speed, control polymerization temperature
240-245 DEG C, the time is 10-10.5 hours.After reaction, melt is squeezed out by nozzle, continues water by 15-18 DEG C of water
Cold 1h, and pelletizing, drying to water content 5-8%, are made masterbatch mix.
Step 4, melt spinning
Masterbatch mix is sent into feed bin before spinning, then send to melting in the separating screw rod extruder with peg type mixing refining head and squeezes
Pressure, melt temperature are controlled at 275~278 DEG C.Melt from extruder squeeze out pass through melt pipe, using filament spinning component, by
Spinneret sprays, and forms tow；Spinneret temperature controls between 256-260 DEG C；Spinneret board pore is hollow circular, inner and outer diameter
Than controlling between 0.45-0.5；It is cooling in 140 DEG C of hot-air atmosphere to control spinneret, obtains as-spun fibre.Using side-blown
Wind form makes as-spun fibre cure, and cooling wind temperature control is at 30-32 DEG C, and wind speed remains a constant speed 0.69m/s, relative humidity 65%,
Obtain physical therapy nylon fibre.
Step 5, seal wire dress volume
Physical therapy nylon fibre tow is passed through to the first godet, the second godet and third godet successively and carries out seal wire, wherein
The temperature of first godet, the second godet and third godet is respectively 67 DEG C, 125 DEG C, 53 DEG C, and seal wire speed is respectively
1.0m/s、1.9m/s、1.2m/s.Then it is wrapped through the 4th godet, winding speed is controlled at 5500-5600 ms/min
Clock, spinline tension are controlled in 0.085cN/dtex.
A kind of 3 stone needle nylon fibre of embodiment, preparation method includes the following steps：
Step 1, raw material selection
The raw material of use includes：Chinlon 6 section, 66 slice of polyamide fibre, active copper oxide, stone needle particle, SanstabTPO330, ten
Dihydroxystearic acid calcium, racemization camptothecine.
The chinlon 6 section：Rockwell hardness 75, proportion 1.157, molding shrinkage 1.42%, water absorption rate 0.2%（23℃/
24H）, 75 DEG C of heat distortion temperature, 220 DEG C of fusing point, trade mark BL2340.
The polyamide fibre 66 is sliced：Relative viscosity 2.60-2.65, molding shrinkage 1.52%, water absorption rate 0.4%（23℃/
24H）.
The active copper oxide：Grain size is 20-50nm, and purity 99.5%, oxidation silver content is 0.0004%, and calcination subtracts
Amount<0.2%, 105 DEG C of volatile contents<0.4%.
The stone needle particle：The particle and grain size that the particle for being 80-90nm by grain size, grain size are 91-100nm be
The particle of 105-120nm is according to 3：2：7 mass ratio mixes.
The SanstabTPO330：165 DEG C of fusing point, molecular weight 498.5, water-insoluble≤0.005%, fineness 80
Mesh.
The ten dihydroxystearic acid calcium：Calcium content is 6.5%, and fusing point is 150 DEG C, density 1.08g/cm3, fineness
For 80 mesh.
Step 2 prepares modified master batch
Stone needle particle is dispersed in the water of 30 times of mass fractions, stone needle particle dispersion liquid is heated with the heating rate of 12 DEG C/min
To 94 DEG C, ultrasonic disperse is opened, supersonic frequency 90000Hz, jitter time 2.5h obtain stone needle microparticle suspending liquid；
Racemization camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium are added in above-mentioned stone needle microparticle suspending liquid, are disappeared
Rotation camptothecine, SanstabTPO330, ten dihydroxystearic acid calcium and stone needle microparticle suspending liquid mass ratio be： 0.65：
1.55：9：63；
Above-mentioned material stirring mixing is then introduced into reaction kettle；Nitrogen is continually fed into so that the air in reaction kettle, nitrogen is discharged
Intake is 90m3/min, keeps 180rpm stirrings, then begins to warm up, 120 DEG C are warming up to the heating rate of 8 DEG C/min,
After keeping the temperature 50min, it is further continued for reacting 5.5 hours after being warming up to 190 DEG C with the heating rate of 8 DEG C/min；After reaction, it will melt
Body is squeezed out by nozzle, continues water cooling 40min by 15-18 DEG C of water, and pelletizing, drying to water content are less than 3%, and stone needle is made
Particles modified master batch.
Step 3, copolyreaction
The particles modified master batch of stone needle, 66 slice of polyamide fibre, chinlon 6 section, active copper oxide are added to vacuum drum formula solid polycondensation
Close in kettle, the particles modified master batch of stone needle, the slice of polyamide fibre 66, chinlon 6 section and active copper oxide mass ratio be 1.9：12：20：
1.8；It heats up after polymeric kettle sealing, be evacuated to pressure ＜ 0.1mmHg and rotated with 20 revs/min of speed, control polymerization temperature
240-245 DEG C, the time is 10-10.5 hours.After reaction, melt is squeezed out by nozzle, continues water by 15-18 DEG C of water
Cold 1h, and through pelletizing, drying to water content 5-8%, masterbatch mix is made.
Step 4, melt spinning
Masterbatch mix is sent into feed bin before spinning, then send to melting in the separating screw rod extruder with peg type mixing refining head and squeezes
Pressure, melt temperature are controlled at 275~278 DEG C.Melt from extruder squeeze out pass through melt pipe, using filament spinning component, by
Spinneret sprays, and forms tow；Spinneret temperature controls between 256-260 DEG C；Spinneret board pore is hollow circular, inner and outer diameter
Than controlling between 0.45-0.5；It is cooling in 140 DEG C of hot-air atmosphere to control spinneret, obtains as-spun fibre.Using side-blown
Wind form makes as-spun fibre cure, and cooling wind temperature control is at 30-32 DEG C, and wind speed remains a constant speed 0.72m/s, relative humidity 68%,
Obtain physical therapy nylon fibre.
Step 5, seal wire dress volume
Physical therapy nylon fibre tow is passed through to the first godet, the second godet and third godet successively and carries out seal wire, wherein
The temperature of first godet, the second godet and third godet is respectively 69 DEG C, 128 DEG C, 55 DEG C, and seal wire speed is respectively
1.1m/s、2.1m/s、1.3m/s.Then it is wrapped through the 4th godet, winding speed is controlled at 5500-5600 ms/min
Clock, spinline tension are controlled in 0.09cN/dtex.
Nylon fibre prepared by the present invention is modified by stone needle, has significant physical therapy function, and cervical vertebra is suffered from through 100
The fabric of volunteer's dress fiber weaving of the present invention of disease, scapulohumeral periarthritis 1 month, tracks statistical result showed：Polyamide fibre of the present invention is fine
Dimension reaches 95% to the obvious effective rate of cervical spondylosis, scapulohumeral periarthritis, and effective percentage reaches 99%；Nylon fibre of the present invention passes through 20000 lotions,
90% or more still can reach to the obvious effective rate of cervical spondylosis, scapulohumeral periarthritis, effective percentage reaches 95% or more.
After testing, the nylon fibre routine techniques Indexs measure that prepared by embodiment 1-3, the results are shown in table below：
Nylon fibre prepared by the present invention stores 12 months under the conditions of humidity 75%, 55 DEG C of temperature, detects again, loss of strength
Rate is 0.8-0.85%；
Nylon fibre prepared by the present invention passes through 20000 lotions, and combustibility test still can reach B1 grades.
In addition to specified otherwise, percentage of the present invention is mass percent, and the ratio is mass ratio.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
It, for those skilled in the art, still can be with although describing the invention in detail with reference to the foregoing embodiments
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the present invention
Within the scope of shield.
Claims (10)
1. a kind of stone needle nylon fibre, it is characterised in that：The preparation method of the fiber includes raw material selection, prepares modified mother
Grain, copolyreaction, melt spinning and seal wire dress volume step；
The raw material includes：Chinlon 6 section, 66 slice of polyamide fibre, active copper oxide, stone needle particle, SanstabTPO330, ten
Dihydroxystearic acid calcium, racemization camptothecine.
2. a kind of stone needle nylon fibre according to claim 1, it is characterised in that：Described prepares modified master batch：Including
Prepare stone needle microparticle suspending liquid, batch mixing, reaction and post-processing；Described prepares stone needle microparticle suspending liquid：By stone needle particle point
It is dispersed in the water of 30 times of mass fractions, stone needle particle dispersion liquid is heated to 92-94 DEG C with the heating rate of 10-12 DEG C/min, is opened
Ultrasonic disperse, supersonic frequency 80000-90000Hz are opened, jitter time 2-2.5h obtains stone needle microparticle suspending liquid.
3. a kind of stone needle nylon fibre according to claim 2, it is characterised in that：The batch mixing：By racemization camptothecine,
SanstabTPO330, ten dihydroxystearic acid calcium are added in above-mentioned stone needle microparticle suspending liquid, are stirred and evenly mixed；Racemization camptothecine,
SanstabTPO330, ten dihydroxystearic acid calcium and stone needle microparticle suspending liquid mass ratio be：0.58-0.65：1.25-1.55：
8-9：59-63.
4. a kind of stone needle nylon fibre according to claim 2, it is characterised in that：The reaction：It is continually fed into nitrogen
The air in reaction kettle is discharged, nitrogen intake is 80-90m3/min, keeps 180rpm stirrings, then begins to warm up, with 5-
The heating rate of 8 DEG C/min is warming up to 120 DEG C, after keeping the temperature 50min, is further continued for being warming up to 190 with the heating rate of 5-8 DEG C/min
It is reacted 5.5 hours after DEG C.
5. a kind of stone needle nylon fibre according to claim 2, it is characterised in that：The post-processing：By melt by spraying
Head squeezes out, and continues water cooling 40min by 15-18 DEG C of water, and pelletizing, drying to water content are less than 3%, obtain stone needle particle and change
Sexupara grain.
6. a kind of stone needle nylon fibre according to claim 1, it is characterised in that：The copolyreaction：Stone needle is micro-
Grain modified master batch, 66 slice of polyamide fibre, chinlon 6 section, active copper oxide are added in vacuum drum formula solid phase kettle, polymeric kettle
It heats up after sealing, be evacuated to pressure ＜ 0.1mmHg and rotated with 20 revs/min of speed, control 240-245 DEG C of polymerization temperature,
Time is 10-10.5 hours.
7. a kind of stone needle nylon fibre according to claim 6, it is characterised in that：The particles modified master batch of the stone needle,
The mass ratio of the slice of polyamide fibre 66, chinlon 6 section and active copper oxide is 1.2-1.9：9-12：17-20：1-1.8.
8. a kind of stone needle nylon fibre according to claim 1, it is characterised in that：The melt spinning：Control melt
Temperature is at 275~278 DEG C；Spinneret temperature controls between 256-260 DEG C；Spinneret board pore is hollow circular, inner and outer diameter ratio
Control is between 0.45-0.5；It is cooling in 140 DEG C of hot-air atmosphere to control spinneret, obtains as-spun fibre；Using cross air blasting
Form makes as-spun fibre cure, and at 30-32 DEG C, wind speed remains a constant speed 0.65-0.72m/s, relative humidity 60- for cooling wind temperature control
68%, obtain physical therapy nylon fibre.
9. a kind of stone needle nylon fibre according to claim 1, it is characterised in that：The seal wire dress volume：Physical therapy polyamide fibre
Fibre bundle passes through the first godet, the second godet and third godet and carries out seal wire successively, wherein the first godet, second
The temperature of godet and third godet is respectively 65-69 DEG C, 120-128 DEG C, 50-55 DEG C, and seal wire speed is respectively 0.9-
1.1m/s、1.8-2.1m/s、1.1-1.3m/s。
10. a kind of stone needle nylon fibre according to claim 1, it is characterised in that：The chinlon 6 section：Rockwell is hard
Degree 75, proportion 1.157, molding shrinkage 1.42%, water absorption rate 0.2%（23℃/24H）, trade mark BL2340；
The polyamide fibre 66 is sliced：Relative viscosity 2.60-2.65, molding shrinkage 1.52%, water absorption rate 0.4%（23℃/24H）；
The active copper oxide：Grain size is 20-50nm, and purity 99.5%, oxidation silver content is 0.0004%；
The stone needle particle：The stone needle particle and grain size that the stone needle particle for being 80-90nm by grain size, grain size are 91-100nm
For 105-120nm stone needle particle according to 3：2：7 mass ratio mixes；
The ten dihydroxystearic acid calcium：Calcium content is 6.5%, and fineness is 80 mesh.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586923A (en) * | 2011-12-30 | 2012-07-18 | 天津市赛远保健品有限公司 | Stone needle functional fibers and processing technology thereof |
| CN105970327A (en) * | 2016-07-19 | 2016-09-28 | 青岛百草纤维科技股份有限公司 | Stone needle-containing healthcare regenerated cellulose fiber and preparation method thereof |
| CN106024233A (en) * | 2016-01-11 | 2016-10-12 | 上海商赞网络科技有限公司 | Crystal magnetic material and preparation method and application thereof |
| CN107287682A (en) * | 2017-07-07 | 2017-10-24 | 山东圣泉新材料股份有限公司 | A kind of stone needle composite fibre of graphene-containing and its preparation method and application |
| CN107502977A (en) * | 2017-09-26 | 2017-12-22 | 界首市双鑫纺织有限公司 | A kind of preparation method of high-quality textile fabric |
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2018
- 2018-02-24 CN CN201810156333.1A patent/CN108385192A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586923A (en) * | 2011-12-30 | 2012-07-18 | 天津市赛远保健品有限公司 | Stone needle functional fibers and processing technology thereof |
| CN106024233A (en) * | 2016-01-11 | 2016-10-12 | 上海商赞网络科技有限公司 | Crystal magnetic material and preparation method and application thereof |
| CN105970327A (en) * | 2016-07-19 | 2016-09-28 | 青岛百草纤维科技股份有限公司 | Stone needle-containing healthcare regenerated cellulose fiber and preparation method thereof |
| CN107287682A (en) * | 2017-07-07 | 2017-10-24 | 山东圣泉新材料股份有限公司 | A kind of stone needle composite fibre of graphene-containing and its preparation method and application |
| CN107502977A (en) * | 2017-09-26 | 2017-12-22 | 界首市双鑫纺织有限公司 | A kind of preparation method of high-quality textile fabric |
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