CN106048889B - A kind of spunlace non-woven cloth of 100% regenerated fiber - Google Patents
A kind of spunlace non-woven cloth of 100% regenerated fiber Download PDFInfo
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- CN106048889B CN106048889B CN201610411911.2A CN201610411911A CN106048889B CN 106048889 B CN106048889 B CN 106048889B CN 201610411911 A CN201610411911 A CN 201610411911A CN 106048889 B CN106048889 B CN 106048889B
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- woven cloth
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- spun lacing
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/327—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
- D06M15/333—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
Abstract
The spunlace non-woven cloth of 100% regenerated fiber of one kind of the invention, using the spunlace non-woven cloth leftover pieces of recycling as raw material, networking-spun lacing is combed through pretreatment of raw material-raw material reprocessing-shredding-mixing cleans-, preliminary drying-drying, finished product and etc. it is rear be made, shredding uses non-holding, carding machine adds fibre deposition roller, and it is stripped using air-flow auxiliary, spun lacing is circulating and recovering with water, it is recycled and is supplied by multistage water circulation processing system, and select air bearing, sand filtration, the filter type of metal filtration and pocket type refined filtration, filter out the impurity in recycle-water, spun lacing web is handled by new type of safe lotion with infusion process or foam method, the cohesive force and binding force being effectively improved between regenerated fiber, improve the physical property of the spunlace non-woven cloth of finished product, the hair loss reduced in spunlace non-woven cloth use process falls bits, prolong the service life or Person's number, durable wash resistant while keeping good water absorbing properties, and can be with most cationic antiseptic compatible uses.
Description
Technical field
The present invention relates to spunlace non-woven cloth regenerate production field, specifically a kind of 100% regenerated fiber be raw material spun lacing without
Woven fabric.
Background technique
Spunlace non-woven cloth is to intertwine with each other fiber one on high pressure fine water flow jet to one or more layers web
It rises, to enable fibre web to reinforce and have certain strength, fabric obtained is spunlace non-woven cloth.Its fibrous raw material source is wide
It is general, it is fine to can be terylene, polyamide fibre, polypropylene fibre, viscose rayon, chitin fiber, superfine fibre, tencel, silk, bamboo fibre, wood pulp
Dimension, alginate fibre etc..
Traditional hydro-entangled non-woven fabric (being commonly called as: spunlace non-woven cloth) is used based on the staple fibers such as terylene, viscose glue or cotton
Raw material is wanted, fibre length is between 30mm-40mm, to the more demanding of fibre length.
Our company is explored by 10 years of researches, and by technological innovation, process innovation, it is fine to develop 100% regeneration of one kind
Dimension is the production process of spun lace nonwoven fabric of raw material, that is, is generated in the rim charge and Apparel Manufacturing generated when utilizing nonwoven production
Leftover pieces, produced 100% regenerated fiber hydro-entangled non-woven fabrics, at low cost, performance is not defeated to be in traditional viscose glue, terylene
The conventional spun laced fabric of raw material, product safety is reliable, by strict inspection, has been used to food service industry cleaning cloth for wiping or dusting.
But in process of production, still there are certain technical problem needs to overcome, for example, 1, to leftover pieces fibre
When the regeneration pretreatment of dimension, the friction how reduced between regenerated fiber is tangled, and reduces fiber electrostatic；2, it does not influence to regenerate simultaneously
Fibre cohesion of the fiber in rear road process；3, short flannel, the dust of regenerated fiber how are reduced as far as possible, reduce shredding
The cotton knot generated in regenerative process；4, how to avoid or reduce the hair loss generated in use process, fall bits；5, since regeneration is fine
Dimension has fiber length difference big, and average length is short (between 2mm-30mm), and fiber is straight, and curling is few, and short flannel, dust content are high,
When carrying out shredding, mixing, the damage of regenerated fiber how is reduced, the utilization rate of fiber is improved；6, when combing networking, regeneration
Coherency and strength after fiber networking is poor；7, when carrying out spun lacing, if using conventional Spunlace line and technique, water needle pressure
Power and negative-pressure ward will lead to the loss of staple fiber in regenerated fiber, short flannel；8, traditional water circulation system filters out effect to impurity
Fruit is not strong, causes to be declined with water quality, influences spun lacing effect, and then influence the quality of finished product spunlace non-woven cloth.
Summary of the invention
To solve above-mentioned technical problem, the invention discloses a kind of production works of the spunlace non-woven cloth of 100% regenerated fiber
Skill and method.
In order to solve the above technical problems, present invention provide the technical scheme that
A kind of spunlace non-woven cloth of 100% regenerated fiber, which is characterized in that a kind of spun lacing of 100% regenerated fiber without
The production method of woven fabric comprising the steps of:
(1), pretreatment of raw material: recycling the leftover pieces of spunlace non-woven cloth or the leftover pieces of clothing factory, carries out sorting, will be by
Pollution, impure more leftover pieces are rejected；
(2), raw material is reprocessed: on the raw material after sorting in step (1), with spray pattern, spraying dedicated fiber processing
Agent, and the leftover pieces that will spray dedicated fiber inorganic agent, stack from bottom to top, then cover film close bored 20 ~ 36 hours；
(3), shredding: removing film, and leftover pieces are taken out, and carries out shredding, focuses on removal of impurities, removes micronic dust；
(4), mixing removal of impurities: the regenerated fiber after shredding is fed into mixed cotton system, further mixed, dedusting and removed
It is miscellaneous；
(5), it combs networking: using fixed point of comb flat caiding machine combing, and being spread in a manner of cross lapping by lapping machine
It is set as net, forms the uniform regenerated fiber net met the requirements by drawing-off；
(6), spun lacing, preliminary drying: water is carried out by front and back sides of the spun-laced machine to the regenerated fiber net obtained in step (3)
Thorn, dehydration, obtains preliminary spun lacing web, and new type of safe lotion is whole to the progress of spun lacing web with infusion process or foam method
Reason is then dried, and drying time control is controlled in 80 ~ 95S, temperature at 150 ~ 180 DEG C.Obtain spunlace non-woven cloth base fabric；
(7), dry, finished product: by preliminary spunlace non-woven cloth hot rolling roller dryness finalization obtained in step (5), finally
To the spunlace non-woven cloth of finished product, the temperature of hot roll is 205-235 DEG C, revolving speed 60-90m/min.
Since regenerated fiber has fiber length difference big, average length is short (between 2mm-30mm), curling that fiber is straight
Few, short flannel, dust content are high, to improve the utilization rate of regenerated fiber in leftover pieces, reducing the damage to regenerated fiber, and it is maximum
The removing dust of degree carries out shredding, mixing by non-holding shredding mixing machine when carrying out shredding, mixing.
Since regenerated fiber staple fiber, short flannel are more, fiber is straight and curling is considerably less, therefore cohesive force is relatively low, causes
The intensity of regenerated fiber net obtained is low, and is difficult smoothly to shift and strip, for the cohesive force after raising regenerated fiber networking and by force
Degree adds a fibre deposition roller when combing networking for fixed point of comb flat caiding machine, and adjustable row suction is arranged
Gas nozzle is stripped using air-flow auxiliary.
When carrying out spun lacing, for the loss for reducing staple fiber, short flannel in regenerated fiber, row yielding is improved, it is pre- using clamping
Wet, pre- thorn, the technique that multistage circle drum spun lacing combines are arranged, are alternately tangled in technique using the middle pressure of the middle pressure-low pressure-of low pressure-
Technology, optimization design section are hyp slit pump orifice, realize mesolow negative-pressure ward.
Spun lacing is recycled after processing with water, and the multistage water circulation processing system of use includes vacuum suction, is concentrated and scrapes
The equipment such as the efficient residue machine of slag formula, micron order air-float filtration, sand filtration machine, metallic filter, pocket type accurate filter and water-delivery pump,
Selection, mechanical filter, air bearing, sand filtration, metal filtration and pocket type refined filtration filtering process, filter out solid-state in return water and finish,
The impurity components such as surfactant are equipped with specially designed unpowered vortex mixing technology, under the premise of not newly-increased energy consumption, make
Water treatment agent and recycle-water are able to abundant, uniform mixing, pneumatically supported dust removal rate are greatly improved, in addition, in order to improve air bearing
Except the effect of degreaser, surfactant, the bubble mean diameter of air bearing release head release is controlled in 0.03-0.3mm.
The dedicated fiber inorganic agent is antistatic agent, the one or more mixtures for emulsifying white oil, moisturizer.
For the cohesive force and binding force being effectively improved between regenerated fiber, the physical of the spunlace non-woven cloth of finished product is improved
Can, the hair loss reduced in spunlace non-woven cloth use process falls bits, prolongs the service life or number, needs with new type of safe lotion
Spun laced fabric is arranged with infusion process or foam method, wherein the new type of safe lotion includes following by weight percentage
Material component:
Deionized water 50 ~ 55%；
Vinyl monomer 5 ~ 13%；
Vinyl acetate monomer 9 ~ 21%；
Emulsifier 2 ~ 10%；
Initiator 1 ~ 5%；
PH adjusting agent 0.1 ~ 1%；
Plasticizer 0.1 ~ 1%.
Above-mentioned spunlace non-woven cloth lotion, wherein the emulsifier includes nonionic emulsifier and cationic emulsifier, institute
The weight ratio for stating nonionic emulsifier and cationic emulsifier is 1:2.3 ~ 5.1, the nonionic emulsifier be high hlb it is non-from
Sub- emulsifier is polyoxyethylene (4EO) sorbitan monostearate, Emulsifier EL-60, polyxyethylated aryl
The mixing of one or more of ether and polyoxyethylene (10EO) oleyl alcohol ether, the cationic emulsifier are dodecyl chlorination
One of ammonium, cetyl trimethylammonium bromide and cetyl pyridinium bromide nymph of a locust.
Above-mentioned spunlace non-woven cloth lotion, wherein the initiator is in ammonium persulfate, potassium peroxydisulfate and sodium peroxydisulfate
It is a kind of.
Above-mentioned spunlace non-woven cloth lotion, wherein the plasticizer is dibutyl phthalate or acetyl tributyl citrate three
Butyl ester.
The spunlace non-woven cloth of above-mentioned 100% regenerated fiber of one kind, wherein the preparation method of the new type of safe lotion, such as
Under:
(a), ionized water is removed, presses through reverse osmosis membrane through height, is then added in insulating vessel, carries out one with ion-exchange
Secondary ion exchange, purifies deionized water, and improve its resistivity, the resistivity of deionized water is made to be at least up to 8M Ω
cm；
(b), in the case where logical nitrogen protection, the deionization obtained in (a) the step of addition 50 ~ 65% into reaction kettle
Water is heated and is kept the temperature at 40 ~ 45 DEG C, and cationic emulsifier is then added into reaction kettle, and half an hour is mixed, is then added
20 ~ 25% deionized water is then heated to 45 ~ 47 DEG C and maintains, and cationic emulsifier is added, half an hour is mixed, obtain
Emulsified solution；
(c), the initiator of addition 30 ~ 40% and remaining deionized water into emulsified solution, are uniformly mixed, and are then added
Vinyl monomer and vinyl acetate monomer carry out pressure polymerization, and remaining initiator are added dropwise simultaneously, in pressure polymerization, reaction
For the control of kettle temperature degree at 70 ~ 85 DEG C, gauge pressure is 0.15MPa~1.0Mpa, and with stirring, speed of agitator 600-700r/min, instead
It answers one hour, obtains preliminary emulsion；
(d) temperature of reaction kettle is reduced, is controlled at 30 ~ 45 DEG C, plasticizer is then slowly added into, and with stirring, until filling
Divide mixing, is eventually adding pH adjusting agent neutralization, obtains finished emulsion.
The invention has the benefit that
The spunlace non-woven cloth of 100% regenerated fiber of one kind of the invention, using the spunlace non-woven cloth leftover pieces of recycling as raw material,
Networking-spun lacing, preliminary drying-drying, finished product are combed through pretreatment of raw material-raw material reprocessing-shredding-mixing cleans-
After be made, shredding uses non-holding, and carding machine adds fibre deposition roller, and is stripped using air-flow auxiliary, and spun lacing water is to follow
Loopback is used, and is recycled and is supplied by multistage water circulation processing system, and selects air bearing, sand filtration, the filtering of metal filtration and pocket type refined filtration
Mode filters out the impurity in recycle-water.
The present invention handles spun lacing fiber after spun lacing, before preliminary drying, with new type of safe lotion with infusion process or foam method
Net, the cohesive force and binding force being effectively improved between regenerated fiber improve the physical property of the spunlace non-woven cloth of finished product, reduce water
Hair loss in prick nonwoven cloth use process falls bits, prolongs the service life or number, while keeping good water absorbing properties
Durable wash resistant, and can be with most cationic antiseptic compatible uses.
Meanwhile new type of safe lotion is using ethylene, vinyl acetate as monomer, and screen suitable nonionic emulsifier and sun from
Sub- emulsifier is made with the copolymerization process that pressurizes, and lotion is nontoxic, and phase body is stablized, and the holding time is up to 24 months, solid content
Reach 53% or more, there is good hydrophilicity；There is good wash resistant, chemical resistance simultaneously, and can with strong sun from
Other ingredients (such as first croak, double first croaks) of subtype are blended, and guarantee the anti-microbial property of product, at the same with the fibers such as cotton, viscose glue
Cellulose fiber has fabulous adhesion strength.
Specific embodiment
Embodiment one
A kind of spunlace non-woven cloth of 100% regenerated fiber, which is characterized in that a kind of spun lacing of 100% regenerated fiber without
The production method of woven fabric comprising the steps of:
(1), pretreatment of raw material: recycling the leftover pieces of spunlace non-woven cloth or the leftover pieces of clothing factory, carries out sorting, will be by
Pollution, impure more leftover pieces are rejected；
(2), raw material is reprocessed: on the raw material after sorting in step (1), with spray pattern, spraying dedicated fiber processing
Agent, and the leftover pieces that will spray dedicated fiber inorganic agent, stack from bottom to top, then cover film close bored 24 hours；
(3), shredding: removing film, and leftover pieces are taken out, and carries out shredding, focuses on removal of impurities, removes micronic dust；
(4), mixing removal of impurities: the regenerated fiber after shredding is fed into mixed cotton system, further mixed, dedusting and removed
It is miscellaneous；
(5), it combs networking: using fixed point of comb flat caiding machine combing, and being spread in a manner of cross lapping by lapping machine
It is set as net, forms the uniform regenerated fiber net met the requirements by drawing-off；
(6), spun lacing, preliminary drying: water is carried out by front and back sides of the spun-laced machine to the regenerated fiber net obtained in step (3)
Thorn, dehydration, obtains preliminary spun lacing web, and new type of safe lotion is whole to the progress of spun lacing web with infusion process or foam method
Reason is then dried, and drying time control is controlled in 85S, temperature at 175 DEG C.Obtain spunlace non-woven cloth base fabric；
(7), dry, finished product: by preliminary spunlace non-woven cloth hot rolling roller dryness finalization obtained in step (5), finally
To the spunlace non-woven cloth of finished product, the temperature of hot roll is 215 DEG C, revolving speed 75m/min.
The dedicated fiber inorganic agent is antistatic agent, emulsification white oil, moisturizer with the ratio mixing gained of 1:2:1.3
The mixture arrived.
A kind of spunlace non-woven cloth of 100% regenerated fiber, wherein the preparation method of the new type of safe lotion is as follows:
(a), ionized water is removed, presses through reverse osmosis membrane through height, is then added in insulating vessel, carries out one with ion-exchange
Secondary ion exchange, purifies deionized water, and improve its resistivity, the resistivity of deionized water is made to be at least up to 8M Ω
cm；
(b), in the case where logical nitrogen protection, deionized water obtained in the step of 50% is added into reaction kettle (a),
It heats and keeps the temperature at 42 DEG C, cationic emulsifier is then added into reaction kettle, half an hour is mixed, be then added 25%
Deionized water is then heated to 45 DEG C and maintains, and cationic emulsifier is added, half an hour is mixed, obtain emulsified solution；
(c), the initiator of addition 35% and remaining deionized water into emulsified solution, are uniformly mixed, ethylene are then added
Monomer and vinyl acetate monomer carry out pressure polymerization, and remaining initiator are added dropwise simultaneously, in pressure polymerization, react kettle temperature
At 75 DEG C, gauge pressure 0.3Mpa, and with stirring, speed of agitator 680r/min reacts one hour, obtains preliminary cream for degree control
Liquid；
(d) temperature of reaction kettle is reduced, is controlled at 45 DEG C, is then slowly added into plasticizer, and with stirring, until sufficiently mixed
It closes, is eventually adding pH adjusting agent neutralization, obtains finished emulsion.
Wherein, the weight ratio of the nonionic emulsifier and cationic emulsifier is 1:2.9, and the nonionic emulsifier is
For polyoxyethylene (4EO) sorbitan monostearate, the cationic emulsifier is lauryl ammonium chloride, the initiation
Agent is ammonium persulfate, and the plasticizer is dibutyl phthalate.
Embodiment two
A kind of spunlace non-woven cloth of 100% regenerated fiber, which is characterized in that a kind of spun lacing of 100% regenerated fiber without
The production method of woven fabric comprising the steps of:
(1), pretreatment of raw material: recycling the leftover pieces of spunlace non-woven cloth or the leftover pieces of clothing factory, carries out sorting, will be by
Pollution, impure more leftover pieces are rejected；
(2), raw material is reprocessed: on the raw material after sorting in step (1), with spray pattern, spraying dedicated fiber processing
Agent, and the leftover pieces that will spray dedicated fiber inorganic agent, stack from bottom to top, then cover film close bored 26 hours；
(3), shredding: removing film, and leftover pieces are taken out, and carries out shredding, focuses on removal of impurities, removes micronic dust；
(4), mixing removal of impurities: the regenerated fiber after shredding is fed into mixed cotton system, further mixed, dedusting and removed
It is miscellaneous；
(5), it combs networking: using fixed point of comb flat caiding machine combing, and being spread in a manner of cross lapping by lapping machine
It is set as net, forms the uniform regenerated fiber net met the requirements by drawing-off；
(6), spun lacing, preliminary drying: water is carried out by front and back sides of the spun-laced machine to the regenerated fiber net obtained in step (3)
Thorn, dehydration, obtains preliminary spun lacing web, and new type of safe lotion is whole to the progress of spun lacing web with infusion process or foam method
Reason is then dried, and drying time control is controlled in 80 ~ 95S, temperature at 160 DEG C.Obtain spunlace non-woven cloth base fabric；
(7), dry, finished product: by preliminary spunlace non-woven cloth hot rolling roller dryness finalization obtained in step (5), finally
To the spunlace non-woven cloth of finished product, the temperature of hot roll is 205 DEG C, revolving speed 65m/min.
The dedicated fiber inorganic agent is antistatic agent, moisturizer with the obtained mixture of ratio mixing of 1:1.3.
A kind of spunlace non-woven cloth of 100% regenerated fiber, wherein the preparation method of the new type of safe lotion is as follows:
(a), ionized water is removed, presses through reverse osmosis membrane through height, is then added in insulating vessel, carries out one with ion-exchange
Secondary ion exchange, purifies deionized water, and improve its resistivity, the resistivity of deionized water is made to be at least up to 8M Ω
cm；
(b), in the case where logical nitrogen protection, deionized water obtained in the step of 55% is added into reaction kettle (a),
It heats and keeps the temperature at 40 DEG C, cationic emulsifier is then added into reaction kettle, half an hour is mixed, be then added 22%
Deionized water is then heated to 45 ~ 47 DEG C and maintains, and cationic emulsifier is added, half an hour is mixed, obtain emulsified solution；
(c), the initiator of addition 34% and remaining deionized water into emulsified solution, are uniformly mixed, ethylene are then added
Monomer and vinyl acetate monomer carry out pressure polymerization, and remaining initiator are added dropwise simultaneously, in pressure polymerization, react kettle temperature
At 85 DEG C, gauge pressure 0.45Mpa, and with stirring, speed of agitator 670r/min reacts one hour, obtains preliminary cream for degree control
Liquid；
(d) temperature of reaction kettle is reduced, is controlled at 35 DEG C, is then slowly added into plasticizer, and with stirring, until sufficiently mixed
It closes, is eventually adding pH adjusting agent neutralization, obtains finished emulsion.
Wherein, the weight ratio of the nonionic emulsifier and cationic emulsifier is that nonionic emulsifier described in 1:2.7 is
The mixture of Emulsifier EL-60, polyoxyethylene alkylaryl ether and polyoxyethylene (10EO) oleyl alcohol ether, mixed proportion 1:
0.75:2.1, the cationic emulsifier are the cetyl pyridinium bromide nymph of a locust, and the initiator is potassium peroxydisulfate, the plasticizer
For dibutyl phthalate.
Embodiment three
A kind of spunlace non-woven cloth of 100% regenerated fiber, which is characterized in that a kind of spun lacing of 100% regenerated fiber without
The production method of woven fabric comprising the steps of:
(1), pretreatment of raw material: recycling the leftover pieces of spunlace non-woven cloth or the leftover pieces of clothing factory, carries out sorting, will be by
Pollution, impure more leftover pieces are rejected；
(2), raw material is reprocessed: on the raw material after sorting in step (1), with spray pattern, spraying dedicated fiber processing
Agent, and the leftover pieces that will spray dedicated fiber inorganic agent, stack from bottom to top, then cover film close bored 30 hours；
(3), shredding: removing film, and leftover pieces are taken out, and carries out shredding, focuses on removal of impurities, removes micronic dust；
(4), mixing removal of impurities: the regenerated fiber after shredding is fed into mixed cotton system, further mixed, dedusting and removed
It is miscellaneous；
(5), it combs networking: using fixed point of comb flat caiding machine combing, and being spread in a manner of cross lapping by lapping machine
It is set as net, forms the uniform regenerated fiber net met the requirements by drawing-off；
(6), spun lacing, preliminary drying: water is carried out by front and back sides of the spun-laced machine to the regenerated fiber net obtained in step (3)
Thorn, dehydration, obtains preliminary spun lacing web, and new type of safe lotion is whole to the progress of spun lacing web with infusion process or foam method
Reason is then dried, and drying time control is controlled in 80 ~ 95S, temperature at 165 DEG C.Obtain spunlace non-woven cloth base fabric；
(7), dry, finished product: by preliminary spunlace non-woven cloth hot rolling roller dryness finalization obtained in step (5), finally
To the spunlace non-woven cloth of finished product, the temperature of hot roll is 235 DEG C, revolving speed 90m/min.
The dedicated fiber inorganic agent is antistatic agent, emulsification white oil with the obtained mixing of ratio mixing of 1:2.7
Object.
A kind of spunlace non-woven cloth of 100% regenerated fiber, wherein the preparation method of the new type of safe lotion is as follows:
(a), ionized water is removed, presses through reverse osmosis membrane through height, is then added in insulating vessel, carries out one with ion-exchange
Secondary ion exchange, purifies deionized water, and improve its resistivity, the resistivity of deionized water is made to be at least up to 8M Ω
cm；
(b), in the case where logical nitrogen protection, deionized water obtained in the step of 65% is added into reaction kettle (a),
It heats and keeps the temperature at 45 DEG C, cationic emulsifier is then added into reaction kettle, half an hour is mixed, be then added 20%
Deionized water is then heated to 45 ~ 47 DEG C and maintains, and cationic emulsifier is added, half an hour is mixed, obtain emulsified solution；
(c), the initiator of addition 40% and remaining deionized water into emulsified solution, are uniformly mixed, ethylene are then added
Monomer and vinyl acetate monomer carry out pressure polymerization, and remaining initiator are added dropwise simultaneously, in pressure polymerization, react kettle temperature
At 75 DEG C, gauge pressure 0.27Mpa, and with stirring, speed of agitator 700r/min reacts one hour, obtains preliminary cream for degree control
Liquid；
(d) temperature of reaction kettle is reduced, is controlled at 39 DEG C, is then slowly added into plasticizer, and with stirring, until sufficiently mixed
It closes, is eventually adding pH adjusting agent neutralization, obtains finished emulsion.
Wherein, the weight ratio of the nonionic emulsifier and cationic emulsifier is 1:4.3, and the nonionic emulsifier is
Polyoxyethylene (10EO) oleyl alcohol ether, the cationic emulsifier are the cetyl pyridinium bromide nymph of a locust, and the initiator is persulfuric acid
Sodium, the plasticizer are tributyl 2-acetylcitrate.
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 scope of protection of the present invention.Therefore, protection scope of the present invention should be with the protection scope of claims
Subject to.
Claims (1)
1. a kind of spunlace non-woven cloth of 100% regenerated fiber, which is characterized in that a kind of spun lacing of 100% regenerated fiber without
The production method of woven fabric comprising the steps of:
(1), pretreatment of raw material: recycling the leftover pieces of spunlace non-woven cloth or the leftover pieces of clothing factory, carries out sorting, will be contaminated
, impure more leftover pieces reject；
(2), raw material is reprocessed: on the raw material in step (1) after sorting, with spray pattern, dedicated fiber inorganic agent is sprayed, and
The leftover pieces of dedicated fiber inorganic agent will be sprayed, stacked from bottom to top, then covers film close bored 20~36 hours；
(3), shredding: removing film, and leftover pieces are taken out, and carries out shredding, focuses on removal of impurities, removes micronic dust；
(4), the regenerated fiber after shredding is fed into mixed cotton system, is further mixed, dedusting and removal of impurities；
(5), it combs networking: using fixed point of comb flat caiding machine combing, and being laid in a manner of cross lapping by lapping machine
Net forms the uniform regenerated fiber net met the requirements by drawing-off；
(6), spun lacing, preliminary drying: carrying out spun lacing by front and back sides of the spun-laced machine to the regenerated fiber net obtained in step (5),
Dehydration, obtains preliminary spun lacing web, safe lotion arranges spun lacing web with infusion process or foam method, then
Drying, drying time control are controlled in 80~95S, temperature at 150~180 DEG C, obtain spunlace non-woven cloth base fabric；
(7), dry, finished product: preliminary spunlace non-woven cloth hot rolling roller dryness finalization obtained in step (6) is finally obtained into
The spunlace non-woven cloth of product, the temperature of hot roll are 205-235 DEG C, revolving speed 60-90m/min；
When carrying out shredding, mixing, shredding, mixing are carried out by non-holding shredding mixing machine；
When combing networking, a fibre deposition roller is added for fixed point of comb flat caiding machine, and an adjustable row is set and is taken out
Vacuum noz(zle) is stripped using air-flow auxiliary；
Wherein, it when carrying out spun lacing, prewetted using clamping, pierced in advance, the technique that multistage circle drum spun lacing combines arranges, and adopts in technique
The technology alternately tangled with the middle pressure of low pressure-middle pressure-low pressure-, optimization design section are hyp slit pump orifice, are realized
Mesolow negative-pressure ward；
Wherein, spun lacing is recycled after processing with water, and the multistage water circulation processing system of use includes vacuum suction, is concentrated and scrapes
The efficient residue machine of slag formula, micron order air-float filtration, sand filtration machine, metallic filter, pocket type accurate filter and water-delivery pump select machine
Tool filtering, air bearing, sand filtration, metal filtration and pocket type refined filtration filtering process, filter out the impurity component in return water, be equipped with and especially set
The unpowered vortex mixing technology of meter keeps water treatment agent abundant, uniform with recycle-water under the premise of not newly-increased energy consumption
It mixes, the bubble mean diameter of air bearing release head release is controlled in 0.03-0.3mm；
The safe lotion includes following material component by weight percentage:
Deionized water 50 ~ 55%；
Vinyl monomer 5 ~ 13%；
Vinyl acetate monomer 9 ~ 21%；
Emulsifier 2 ~ 10%；
Initiator 1 ~ 5%；
PH adjusting agent 0.1 ~ 1%；
Plasticizer 0.1 ~ 1%；
Wherein, the emulsifier includes nonionic emulsifier and cationic emulsifier, the nonionic emulsifier and cationic galactomannan
The weight ratio of agent is 1:2.3~5.1, and it is polyoxyethylene that the nonionic emulsifier, which is high hlb nonionic emulsifier,
(4EO) sorbitan monostearate, Emulsifier EL-60, polyoxyethylene alkylaryl ether and polyoxyethylene (10EO) oil
The mixing of one or more of alcohol ether, the cationic emulsifier are lauryl ammonium chloride, cetyl trimethyl bromination
One of ammonium and the cetyl pyridinium bromide nymph of a locust；
The preparation method of the safe lotion is as follows:
(a), remove ionized water, press through reverse osmosis membrane through height, then be added insulating vessel in, with ion-exchange carry out once from
Son exchange, purifies deionized water, and improve its resistivity, the resistivity of deionized water is made to be at least up to 8M Ω cm；
(b), in the case where logical nitrogen protection, the deionized water obtained in (a) the step of addition 50~65% into reaction kettle,
It heats and keeps the temperature at 40~45 DEG C, cationic emulsifier is then added into reaction kettle, half an hour is mixed, is then added 20
~25% deionized water is then heated to 45~47 DEG C and maintains, and cationic emulsifier is added, half an hour is mixed, obtain
Emulsified solution；
(c), the initiator of addition 30~40% and remaining deionized water into emulsified solution, are uniformly mixed, second are then added
Alkene monomer and vinyl acetate monomer carry out pressure polymerization, and remaining initiator, in pressure polymerization, reaction kettle are added dropwise simultaneously
At 70~85 DEG C, gauge pressure is 0.15MPa~1.0Mpa for temperature control, and with stirring, speed of agitator 600-700r/min, reaction
One hour, obtain preliminary emulsion；
(d) temperature of reaction kettle is reduced, is controlled at 30~45 DEG C, is then slowly added into plasticizer, and with stirring, until sufficiently mixed
It closes, is eventually adding pH adjusting agent neutralization, obtains finished emulsion；
The initiator is one of ammonium persulfate, potassium peroxydisulfate and sodium peroxydisulfate, and the plasticizer is phthalic acid two
Butyl ester or tributyl 2-acetylcitrate.
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| CN106757894A (en) * | 2016-11-24 | 2017-05-31 | 杨生勇 | Drain bar filter cloth production technology and obtained filter cloth |
| JP7089736B2 (en) * | 2017-02-07 | 2022-06-23 | ユニチカ株式会社 | Manufacturing method of spunlace non-woven fabric |
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| CN109594330A (en) * | 2018-12-13 | 2019-04-09 | 株洲千金药业股份有限公司 | The preparation method and moisturizing non-woven fabrics of a kind of moisturizing type non-woven fabrics and application |
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| CN113026197A (en) * | 2021-02-24 | 2021-06-25 | 缇镨(上海)新材料科技有限公司 | Spunlace nonwoven fabric and processing technology thereof |
| CN113927968A (en) * | 2021-11-23 | 2022-01-14 | 郴州湘南麻业有限公司 | Jute environment-friendly non-woven composite cloth for packaging and preparation method thereof |
| CN114318668B (en) * | 2021-12-30 | 2023-04-28 | 吴江嘉伦织造有限公司 | Chitin and derivative antibacterial cloth thereof, and preparation method and application thereof |
| CN114808272A (en) * | 2022-05-21 | 2022-07-29 | 浙江润锦纺织品制造有限公司 | Production process of spunlace non-woven fabric |
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