CN108708074A - The preparation method of degradable biological element non-woven fabrics - Google Patents
The preparation method of degradable biological element non-woven fabrics Download PDFInfo
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- CN108708074A CN108708074A CN201810556769.XA CN201810556769A CN108708074A CN 108708074 A CN108708074 A CN 108708074A CN 201810556769 A CN201810556769 A CN 201810556769A CN 108708074 A CN108708074 A CN 108708074A
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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
- D04H1/44—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
-
- 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
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2211/00—Protein-based fibres, e.g. animal fibres
- D10B2211/20—Protein-derived artificial fibres
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/12—Physical properties biodegradable
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2403/00—Details of fabric structure established in the fabric forming process
- D10B2403/02—Cross-sectional features
- D10B2403/024—Fabric incorporating additional compounds
- D10B2403/0242—Fabric incorporating additional compounds enhancing chemical properties
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses the preparation method of degradable biological element non-woven fabrics, which softens the raw materials such as acetate fiber, soybean fiber, aloe fibre, Zein fibers, folium artemisiae argyi fiber, biotin, tetrachloro dihydroxy triphenylmenthane sodium sulfonate, propylgallate, potassium chloride, hyaluronic acid, eucalyptus oil, mannitol, citric acid, Sodium Aescinate by washing respectively, ultrasound interrupts, vacuum reaction, vacuum defoaming, concussion sedimentation, the processing of atomization spun lacing, washing and drying, cutting sterilizes, a kind of degradable biological element non-woven fabrics is prepared in packaging and other steps.The degradable biological element non-woven fabrics being prepared, it is degradable with biological safety, it is environment friendly and pollution-free, the specific demand of a variety of users can be met.
Description
Technical field
The present invention relates to this technical fields of material, are related specifically to the preparation method of degradable biological element non-woven fabrics.
Background technology
Non-woven fabrics is also known as nonwoven fabric, is to be made of fiber orient or random, is environment-friendly materials of new generation, because having
The appearance of cloth and certain performances and be called cloth.Non-woven fabrics has moisture-proof, ventilative, flexible, light, not combustion-supporting, easy decomposition, nothing
The features such as poison is nonirritant, rich in color, cheap, recyclable.It is original such as to mostly use polypropylene (pp materials) pellet
Material batches continuous one-step and produces through high-temperature fusion, spinneret, paving guiding principle, hot pressing.Because it, which is one kind, to spin cotton and weave cloth
And the fabric formed, only textile staple or long filament are oriented or random alignment, form fibre net structure, is then used
It is the methods of mechanical, hot sticky or chemical to reinforce.It not instead of by one one yarns interwoven, woollen yarn knitting together, will
What fiber was directly bonded together by the method for physics.Non-woven cloth breaches traditional weaving principle, and has technique stream
The features such as journey is short, throughput rate is fast, and yield is high, at low cost, purposes is wide, raw material sources are more.But traditional non-woven fabrics principle is
Synthetic fibers still have environment certain stimulation, so this invention address that research degradable biological element nonwoven
Cloth selects pure natural free of contamination fibrous material so that the nonwoven cloth material being prepared is in the base for having higher performance
On plinth, safety and environmental protection is degradable, can meet the needs of a variety of users.
Invention content
In order to solve the above technical problems, the invention discloses the preparation method of degradable biological element non-woven fabrics, which will
Acetate fiber, soybean fiber, aloe fibre, Zein fibers, folium artemisiae argyi fiber, biotin, tetrachloro dihydroxy triphen first
The raw materials such as alkyl sulfonic acid sodium, propylgallate, potassium chloride, hyaluronic acid, eucalyptus oil, mannitol, citric acid, Sodium Aescinate point
Softening Jing Guo not washed, ultrasound interrupts, vacuum reaction, vacuum defoaming, concussion sedimentation, is atomized spun lacing processing, washing and drying, cutting
A kind of degradable biological element non-woven fabrics is prepared in sterilizing, packaging and other steps.The degradable biological element non-woven fabrics being prepared,
It is degradable with biological safety, it is environment friendly and pollution-free, the specific demand of a variety of users can be met.
The purpose of the present invention can be achieved through the following technical solutions：
The preparation method of degradable biological element non-woven fabrics, includes the following steps：
(1) by 10-15 parts of acetate fiber, 10-20 parts of soybean fiber, 10-15 parts of aloe fibre, Zein fibers
5-12 parts, 5-9 parts of folium artemisiae argyi fiber with after sterile water washing, be uniformly mixed, the heat preservation softening about 12- in 75-80 DEG C of sterile water
16h then takes out fibre blend and is dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, while 1-4 parts of softening agent is added, be made super
Short fibre mixture；
(3) by 1-2 parts of biotin, 1-3 parts of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 1-5 parts of propylgallate, chlorination
2-4 parts of 1-4 parts of potassium, 3-7 parts of hyaluronic acid, 2-4 parts of eucalyptus oil, 2-3 parts of mannitol, 1-4 parts of citric acid, Sodium Aescinate mixing
Vacuum reaction stove is injected, after being heated to 110-115 DEG C, 1-4 parts of stabilizer is added, is then evacuated to 5*10-8Pa, insulation reaction
120-180min, then restore to 45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, spun lacing web is made；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product.
Preferably, the ultrasonic power in the step (2) is 75kHz, ultrasonic 30-60min.
Preferably, the softening agent in the step (2) in sulfonated oil, castor oil, birch-bark tar and silicone oil one
Kind is several.
Preferably, the stabilizer in the step (3) is arbitrary in phosphite ester, rosin acid, polyalcohol, tall oil
It is one or more of.
Preferably, the decompression pressure in the step (4) is 5*10-5Pa。
Preferably, the atomization spun lacing treatment conditions in the step (6)：Hydraulic pressure is 25kPa, front injection 5-6min, instead
Spray 1-3min, positive and negative alternate 3 times in face.
Preferably, the drying in the step (7) is low temperature drying, and temperature is 40-42 DEG C.
Preferably, the sterilizing in the step (7) is autoclaving, pressure 103.4kPa, temperature 121.3
DEG C, time 30min, 65 DEG C of drying.
Compared with prior art, the present invention advantage is：
(1) preparation method of degradable biological element non-woven fabrics of the invention is fine by acetate fiber, soybean fiber, aloe
Dimension, Zein fibers, folium artemisiae argyi fiber, biotin, tetrachloro dihydroxy triphenylmenthane sodium sulfonate, propylgallate, potassium chloride,
The raw materials such as hyaluronic acid, eucalyptus oil, mannitol, citric acid, Sodium Aescinate soften by washing respectively, ultrasound interrupts, vacuum
One kind is prepared in reaction, vacuum defoaming, concussion sedimentation, the processing of atomization spun lacing, washing and drying, cutting sterilizing, packaging and other steps
Degradable biological element non-woven fabrics.The degradable biological element non-woven fabrics being prepared, degradable with biological safety, environmental protection
It is pollution-free, the specific demand of a variety of users can be met.
(2) a kind of degradable biological element non-woven fabrics raw material of the invention is easy to get, is simple for process, is suitable for heavy industrialization and transports
With highly practical.
Specific implementation mode
The technical solution of invention is described in detail with reference to specific embodiment.
Embodiment 1
(1) by 10 parts of acetate fiber, 10 parts of soybean fiber, 10 parts of aloe fibre, 5 parts of Zein fibers, folium artemisiae argyi
It after 5 parts of sterile water washings of use of fiber, is uniformly mixed, heat preservation softening about 12h, then takes out fiber in 75-80 DEG C of sterile water
Mixture is dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, ultrasonic power 75kHz, ultrasonic 30min,
1 part of sulfonated oil is added simultaneously, superbhort fiber mixture is made；
(3) by 1 part of biotin, 1 part of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 1 part of propylgallate, 1 part of potassium chloride,
2 parts of 3 parts of hyaluronic acid, 2 parts of eucalyptus oil, 2 parts of mannitol, 1 part of citric acid, Sodium Aescinate mixed injection vacuum reaction stoves, add
Heat is added 1 part of phosphite ester, is then evacuated to 5*10 to after 110-115 DEG C-8Pa, insulation reaction 120min, then restore to
45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming, decompression pressure are 5*10-5Pa；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, is atomized spun lacing treatment conditions：Hydraulic pressure is
25kPa, front injection 5-6min, reverse side spray 1-3min, and spun lacing web is made in positive and negative alternate 3 times；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product, wherein drying
It does as low temperature drying, temperature is 40-42 DEG C, is sterilized as autoclaving, and pressure 103.4kPa, temperature is 121.3 DEG C,
Time is 30min, 65 DEG C of drying.
The performance test results of degradable biological element non-woven fabrics obtained are as shown in table 1.
Embodiment 2
(1) by 12 parts of acetate fiber, 13 parts of soybean fiber, 11 parts of aloe fibre, 7 parts of Zein fibers, folium artemisiae argyi
It after 6 parts of sterile water washings of use of fiber, is uniformly mixed, heat preservation softening about 13h, then takes out fiber in 75-80 DEG C of sterile water
Mixture is dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, ultrasonic power 75kHz, ultrasonic 40min,
2 parts of castor oil is added simultaneously, superbhort fiber mixture is made；
(3) by 2 parts of biotin, 1 part of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 2 parts of propylgallate, 2 parts of potassium chloride,
3 parts of 4 parts of hyaluronic acid, 3 parts of eucalyptus oil, 2 parts of mannitol, 24 parts of citric acid, Sodium Aescinate mixed injection vacuum reaction stoves, add
Heat is added 2 parts of rosin acid, is then evacuated to 5*10 to after 110-115 DEG C-8Pa, insulation reaction 140min, then restore to
45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming, decompression pressure are 5*10-5Pa；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, is atomized spun lacing treatment conditions：Hydraulic pressure is
25kPa, front injection 5-6min, reverse side spray 1-3min, and spun lacing web is made in positive and negative alternate 3 times；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product, wherein drying
It does as low temperature drying, temperature is 40-42 DEG C, is sterilized as autoclaving, and pressure 103.4kPa, temperature is 121.3 DEG C,
Time is 30min, 65 DEG C of drying.
The performance test results of degradable biological element non-woven fabrics obtained are as shown in table 1.
Embodiment 3
(1) by 14 parts of acetate fiber, 17 parts of soybean fiber, 14 parts of aloe fibre, 10 parts of Zein fibers, folium artemisiae argyi
It after 8 parts of sterile water washings of use of fiber, is uniformly mixed, heat preservation softening about 14h, then takes out fiber in 75-80 DEG C of sterile water
Mixture is dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, ultrasonic power 75kHz, ultrasonic 50min,
3 parts of birch-bark tar is added simultaneously, superbhort fiber mixture is made；
(3) by 2 parts of biotin, 2 parts of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 4 parts of propylgallate, 3 parts of potassium chloride,
4 parts of 6 parts of hyaluronic acid, 3 parts of eucalyptus oil, 3 parts of mannitol, 3 parts of citric acid, Sodium Aescinate mixed injection vacuum reaction stoves, add
Heat is added 3 parts of polyalcohol, is then evacuated to 5*10 to after 110-115 DEG C-8Pa, insulation reaction 160min, then restore to
45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming, decompression pressure are 5*10-5Pa；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, is atomized spun lacing treatment conditions：Hydraulic pressure is
25kPa, front injection 5-6min, reverse side spray 1-3min, and spun lacing web is made in positive and negative alternate 3 times；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product, wherein drying
It does as low temperature drying, temperature is 40-42 DEG C, is sterilized as autoclaving, and pressure 103.4kPa, temperature is 121.3 DEG C,
Time is 30min, 65 DEG C of drying.
The performance test results of degradable biological element non-woven fabrics obtained are as shown in table 1.
Embodiment 4
(1) by 15 parts of acetate fiber, 20 parts of soybean fiber, 15 parts of aloe fibre, 12 parts of Zein fibers, folium artemisiae argyi
It after 9 parts of sterile water washings of use of fiber, is uniformly mixed, heat preservation softening about 16h, then takes out fiber in 75-80 DEG C of sterile water
Mixture is dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, ultrasonic power 75kHz, ultrasonic 60min,
4 parts of silicone oil is added simultaneously, superbhort fiber mixture is made；
(3) by 2 parts of biotin, 3 parts of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 5 parts of propylgallate, 4 parts of potassium chloride,
4 parts of 7 parts of hyaluronic acid, 4 parts of eucalyptus oil, 3 parts of mannitol, 4 parts of citric acid, Sodium Aescinate mixed injection vacuum reaction stoves, add
Heat is added 4 parts of tall oil, is then evacuated to 5*10 to after 110-115 DEG C-8Pa, insulation reaction 180min, then restore to
45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming, decompression pressure are 5*10-5Pa；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, is atomized spun lacing treatment conditions：Hydraulic pressure is
25kPa, front injection 5-6min, reverse side spray 1-3min, and spun lacing web is made in positive and negative alternate 3 times；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product, wherein drying
It does as low temperature drying, temperature is 40-42 DEG C, is sterilized as autoclaving, and pressure 103.4kPa, temperature is 121.3 DEG C,
Time is 30min, 65 DEG C of drying.
The performance test results of degradable biological element non-woven fabrics obtained are as shown in table 1.
Comparative example 1
(1) by 10 parts of acetate fiber, 10 parts of soybean fiber, 10 parts of aloe fibre, 5 parts of Zein fibers, folium artemisiae argyi
It after 5 parts of sterile water washings of use of fiber, is uniformly mixed, heat preservation softening about 12h, then takes out fiber in 75-80 DEG C of sterile water
Mixture is dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, ultrasonic power 75kHz, ultrasonic 30min,
1 part of sulfonated oil is added simultaneously, superbhort fiber mixture is made；
(3) by 1 part of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 1 part of propylgallate, 1 part of potassium chloride, hyaluronic acid 3
2 parts of part, 2 parts of eucalyptus oil, 1 part of citric acid, Sodium Aescinate mixed injection vacuum reaction stoves after being heated to 110-115 DEG C, are added
1 part of phosphite ester, is then evacuated to 5*10-8Pa, insulation reaction 120min, then restore to 45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming, decompression pressure are 5*10-5Pa；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, is atomized spun lacing treatment conditions：Hydraulic pressure is
25kPa, front injection 5-6min, reverse side spray 1-3min, and spun lacing web is made in positive and negative alternate 3 times；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product, wherein drying
It does as low temperature drying, temperature is 40-42 DEG C, is sterilized as autoclaving, and pressure 103.4kPa, temperature is 121.3 DEG C,
Time is 30min, 65 DEG C of drying.
The performance test results of degradable biological element non-woven fabrics obtained are as shown in table 1.
Comparative example 2
(1) 9 parts of 20 parts of soybean fiber, 15 parts of aloe fibre, 12 parts of Zein fibers, folium artemisiae argyi fiber use are sterile
It after water washing, is uniformly mixed, heat preservation softening about 16h, then takes out fibre blend and dried at 65 DEG C in 75-80 DEG C of sterile water
It is dry spare；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, ultrasonic power 75kHz, ultrasonic 60min,
4 parts of silicone oil is added simultaneously, superbhort fiber mixture is made；
(3) by 2 parts of biotin, 5 parts of propylgallate, 4 parts of potassium chloride, 7 parts of hyaluronic acid, 4 parts of eucalyptus oil, mannitol
3 parts, 4 parts of citric acid, 4 parts of mixed injection vacuum reaction stoves of Sodium Aescinate, after being heated to 110-115 DEG C, be added tall oil 4
Part, then it is evacuated to 5*10-8Pa, insulation reaction 180min, then restore to 45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), is subtracted after stirring evenly
Pressure defoaming, decompression pressure are 5*10-5Pa；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves,
15min is settled, 5-6min is then vibrated under frequency 15kHz ultrasonic waves, settles 30-31min, composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, is atomized spun lacing treatment conditions：Hydraulic pressure is
25kPa, front injection 5-6min, reverse side spray 1-3min, and spun lacing web is made in positive and negative alternate 3 times；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product, wherein drying
It does as low temperature drying, temperature is 40-42 DEG C, is sterilized as autoclaving, and pressure 103.4kPa, temperature is 121.3 DEG C,
Time is 30min, 65 DEG C of drying.
The performance test results of degradable biological element non-woven fabrics obtained are as shown in table 1.
By the degradable biological element non-woven fabrics obtained of embodiment 1-4 and comparative example 1-2 carry out respectively pull-off force, uniformly
This several degree, gas permeability, degradation rate performance tests.
Table 1
The present invention degradable biological element non-woven fabrics preparation method by acetate fiber, soybean fiber, aloe fibre,
Zein fibers, folium artemisiae argyi fiber, biotin, tetrachloro dihydroxy triphenylmenthane sodium sulfonate, propylgallate, potassium chloride, thoroughly
The raw materials such as bright matter acid, eucalyptus oil, mannitol, citric acid, Sodium Aescinate are interrupted by washing softening, ultrasound respectively, vacuum is anti-
Answer, vacuum defoaming, concussion sedimentation, atomization spun lacing processing, washing and drying, cutting sterilizes, one kind is prepared in packaging and other steps can
Degradation biological element non-woven fabrics.The degradable biological element non-woven fabrics being prepared, degradable with biological safety, environmentally friendly nothing
Pollution, can meet the specific demand of a variety of users.A kind of degradable biological element non-woven fabrics raw material of the present invention is easy to get, technique is simple
It is single, it is suitable for heavy industrialization and uses, it is highly practical.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (8)
1. the preparation method of degradable biological element non-woven fabrics, which is characterized in that include the following steps：
(1) by 10-15 parts of acetate fiber, 10-20 parts of soybean fiber, 10-15 parts of aloe fibre, Zein fibers 5-12
Part, 5-9 parts of folium artemisiae argyi fiber are uniformly mixed with after sterile water washing, the heat preservation softening about 12-16h in 75-80 DEG C of sterile water,
Fibre blend is then taken out to be dried for standby at 65 DEG C；
(2) the softening fibre mixture in step (1) is carried out ultrasound to interrupt, while 1-4 parts of softening agent is added, ultrashort fibre is made
Tie up mixture；
(3) by 1-2 parts of biotin, 1-3 parts of tetrachloro dihydroxy triphenylmenthane sodium sulfonate, 1-5 parts of propylgallate, potassium chloride 1-
4 parts, 3-7 parts of hyaluronic acid, 2-4 parts of eucalyptus oil, 2-3 parts of mannitol, 1-4 parts of citric acid, 2-4 parts of mixed injections of Sodium Aescinate
Vacuum reaction stove after being heated to 110-115 DEG C, is added 1-4 parts of stabilizer, is then evacuated to 5*10-8Pa, insulation reaction 120-
180min, then restore to 45-50 DEG C, normal pressure it is spare；
(4) the superbhort fiber mixture in step (2) is added into the reactant in step (3), depressurizes and disappears after stirring evenly
Bubble；
(5) product of step (4) is laid on fiber net stencil, vibrates 20-21min under frequency 50kHz ultrasonic waves, settled
Then 15min vibrates 5-6min under frequency 15kHz ultrasonic waves, settle 30-31min, and composite fiber web is made；
(6) composite fiber web of step (5) is subjected to atomization spun lacing processing, spun lacing web is made；
(7) the sterile water washing of spun lacing web, drying, cutting, sterilizing, the packaging of step (6) are got product.
2. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (2)
In ultrasonic power be 75kHz, ultrasonic 30-60min.
3. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (2)
In softening agent be selected from one or more of sulfonated oil, castor oil, birch-bark tar and silicone oil.
4. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (3)
In any one or a few in phosphite ester, rosin acid, polyalcohol, tall oil of stabilizer.
5. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (4)
In decompression pressure be 5*10-5Pa。
6. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (6)
In atomization spun lacing treatment conditions：Hydraulic pressure is 25kPa, and front injection 5-6min, reverse side sprays 1-3min, positive and negative alternate 3 times.
7. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (7)
In drying be low temperature drying, temperature be 40-42 DEG C.
8. the preparation method of degradable biological element non-woven fabrics according to claim 1, which is characterized in that the step (7)
In sterilizing be autoclaving, pressure 103.4kPa, temperature be 121.3 DEG C, time 30min, 65 DEG C drying.
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Application publication date: 20181026 |