CN107723845A - A kind of antibacterial PLA fabrics and preparation method thereof - Google Patents
A kind of antibacterial PLA fabrics and preparation method thereof Download PDFInfo
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- CN107723845A CN107723845A CN201711000464.2A CN201711000464A CN107723845A CN 107723845 A CN107723845 A CN 107723845A CN 201711000464 A CN201711000464 A CN 201711000464A CN 107723845 A CN107723845 A CN 107723845A
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- Prior art keywords
- fabrics
- preparation
- antibacterial
- stirring
- antibacterial pla
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Classifications
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
-
- 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
-
- 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
- D01F1/103—Agents inhibiting growth of microorganisms
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
Abstract
The invention discloses a kind of preparation method of antibacterial PLA fabrics, comprise the following steps：Calcium hydroxide, water are mixed, room temperature ageing, AEO grinding is added, is passed through air and pressurizes, heat up; stirring, add copper nitrate, magnesium stearate, atoleine stirring, under nitrogen protection, heating; stirring, filter, washing, be dried to obtain first material；PLA, Tissuemat E, polycaprolactone, vermiculite power, talcum powder, microcrystalline wax, OPEO are stirred to obtain second material；First material, diisobutyl phthalate, Masterbatch, chlorinated paraffin, antioxidant are added into second material to stir, and are sent into double screw extruder and are extruded, are cooled to room temperature, melt spinning, are then made into antibacterial PLA fabrics.The toughness and excellent heat stability of gained antibacterial PLA fabrics of the invention, and it is green, it is degradable, while method is simple, cost is cheap, can be widely applied to field of textile.
Description
Technical field
The present invention relates to textile technology field, more particularly to a kind of antibacterial PLA fabrics and preparation method thereof.
Background technology
In recent years, the research of Biodegradable polymer material is increasingly active, acid fiber by polylactic because its is biodegradable,
Growth and decline can be circulated rapidly in nature, and got most of the attention.
Acid fiber by polylactic is that PLA fibers belong to aliphatic polyester in chemical constitution, is a kind of brand-new textile fabric, gathers breast
Sour fiber be with the starch materials such as corn, wheat it is fermented, polymerize, reel off raw silk from cocoons and be made, its superior performance, using acid fiber by polylactic
Manufactured fabric is comfortable and easy to wear, elastic, drapability, hygroscopicity and heat resistance are all fine, is described as the green fiber of 21 century.
But polylactic acid fiber fabrics have the shortcomings that poor antibiotic property, non-refractory, have a strong impact on that acid fiber by polylactic is knitted
Popularization and application of the thing in field of textiles.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of antibacterial PLA fabrics and its preparation side
Method, the toughness and excellent heat stability of gained antibacterial PLA fabrics, and also it is green, it is degradable, while method is simple,
It is easy to practical operation, cost is cheap, can be widely applied to field of textile.
A kind of preparation method of antibacterial PLA fabrics proposed by the present invention, comprises the following steps：
S1, by calcium hydroxide, water mix, room temperature ageing, add AEO grinding, be passed through air and add
Pressure, heat up, stirring, add copper nitrate, magnesium stearate, atoleine stirring, under nitrogen protection, heat up, stir, filter, washing,
It is dried to obtain first material；
S2, by PLA, Tissuemat E, polycaprolactone, vermiculite power, talcum powder, microcrystalline wax, OPEO
Stirring obtains second material；
S3, first material, diisobutyl phthalate, Masterbatch, chlorinated paraffin, antioxidant are added into second material
Stir, be sent into double screw extruder and extrude, be cooled to room temperature, melt spinning, be then made into antibacterial PLA fabrics.
Preferably, in S1, calcium hydroxide, water, AEO, copper nitrate, magnesium stearate, the weight of atoleine
It is 40-60 to measure ratio：30-40：3-5：8-12：1-2：25-35.
Preferably, in S1, calcium hydroxide, water are mixed, room temperature ageing, adds AEO grinding 10-
20min, be passed through air and be forced into 8-16Mpa, be warming up to 75-85 DEG C, stir 30-50min, add copper nitrate, magnesium stearate,
Atoleine stirs 10-20min, mixing speed 2200-2800r/min, under nitrogen protection, is warming up to 220-280 DEG C, stirring
10-20min, filter, washing, be dried to obtain first material.
Preferably, in S2, PLA, Tissuemat E, polycaprolactone, vermiculite power, talcum powder, microcrystalline wax, octylphenol polyethylene
The weight ratio of oxygen vinethene is 70-80：20-30：2-4：8-16：6-8：3-5：4-6.
Preferably, in S3, second material, first material, diisobutyl phthalate, Masterbatch, chlorinated paraffin, antioxygen
The weight ratio of agent is 100-120：4-8：2-4：2-4：2-4：3-6.
Preferably, in S3, whipping temp is 150-160 DEG C, mixing speed 700-800r/min；Extrusion temperature is 200-
210℃。
A kind of antibacterial PLA fabrics proposed by the present invention, using the preparation method system of above-mentioned antibacterial PLA fabrics
.
The inventive method is simple, is easy to practical operation, and cost is cheap, is compounded, can effectively carried using PLA, Tissuemat E
The toughness and heat endurance of high polylactic acid fiber fabrics, and it is green, it is degradable, it can be applied to field of textile.
In the first material of the present invention, calcium hydroxide is after room temperature is aged, using AEO as nucleator,
The calcium carbonate degree of scatter of formation is high, and particle coordinates up to nanoscale and adds copper nitrate effect, in magnesium stearate and liquid stone
In the presence of wax, Nanometer Copper can be formed and be attached to calcium carbonate granule surface, not only particle diameter distribution is uniform, and oxygen is not easy in air
Change, can be stably dispersed in first material, antibacterial effect is fabulous；First material compounds with second material, good dispersion, each other
It is well mixed, make polylactic acid fiber fabrics resistance to elevated temperatures obtained by the present invention excellent, and can effectively strengthen the toughness of PLA,
It is not easy to break after spinning；And first material compounds with vermiculite power, talcum powder, bulk density is big, and accounting is big in system, then micro-
Spar wax, OPEO cooperation under, it is uniform with other stock dispersions, make polylactic acid fiber fabrics obtained by the present invention
Resistance to elevated temperatures further enhances, and can save PLA dosage, reduces cost.
The tensile strength of gained polylactic acid fiber fabrics of the invention is 40-46MPa, elongation at break 310-321%,
200 DEG C of heat-stable times are 260-280min, and hot elongation percentage is 155-165%, and quality weight-loss ratio is 35- after biodegradation
42%, expand the extent of spreading amd application of the polylactic acid fiber fabrics in field of textiles.
Embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of preparation method of antibacterial PLA fabrics, comprises the following steps：
S1,40g calcium hydroxides, 40g water mixed, room temperature ageing, adds 3g AEOs grinding 20min,
It is passed through air and is forced into 8Mpa, be warming up to 85 DEG C, stir 30min, adds 12g copper nitrates, 1g magnesium stearates, 35g liquid stones
Wax stirs 10min, mixing speed 2800r/min, under nitrogen protection, is warming up to 220 DEG C, stirs 20min, filter, wash, do
It is dry to obtain first material；
S2, by 70g PLAs, 30g Tissuemat Es, 2g polycaprolactones, 16g vermiculite powers, 6g talcum powder, 5g microcrystalline waxes,
4g OPEOs stir 4h, mixing speed 400r/min, obtain second material；
S3,4g first materials, 4g diisobutyl phthalates, 2g Masterbatch, 4g chlorine are added into 120g second materials
Fossil waxes, 3g antioxidant stir, and whipping temp is 160 DEG C, mixing speed 700r/min, is sent into double screw extruder
Extrusion, extrusion temperature are 210 DEG C, are cooled to room temperature, melt spinning, are then made into antibacterial PLA fabrics.
The tensile strength of gained polylactic acid fiber fabrics of the invention is 40MPa, elongation at break 321%, and 200 DEG C of heat are steady
It is 165% to fix time as 260min, hot elongation percentage, and quality weight-loss ratio is 35% after biodegradation.
Embodiment 2
A kind of preparation method of antibacterial PLA fabrics, comprises the following steps：
S1,60g calcium hydroxides, 30g water mixed, room temperature ageing, adds 5g AEOs grinding 10min,
It is passed through air and is forced into 16Mpa, be warming up to 75 DEG C, stir 50min, adds 8g copper nitrates, 2g magnesium stearates, 25g liquid stones
Wax stirs 20min, mixing speed 2200r/min, under nitrogen protection, is warming up to 280 DEG C, stirs 10min, filter, wash, do
It is dry to obtain first material；
S2, by 80g PLAs, 20g Tissuemat Es, 4g polycaprolactones, 8g vermiculite powers, 8g talcum powder, 3g microcrystalline waxes, 6g
OPEO stirs 2h, mixing speed 600r/min, obtains second material；
S3,8g first materials, 2g diisobutyl phthalates, 4g Masterbatch, 2g chlorine are added into 100g second materials
Fossil waxes, 6g antioxidant stir, and whipping temp is 150 DEG C, mixing speed 800r/min, is sent into double screw extruder
Extrusion, extrusion temperature are 200 DEG C, are cooled to room temperature, melt spinning, are then made into antibacterial PLA fabrics.
The tensile strength of gained polylactic acid fiber fabrics of the invention is 44MPa, elongation at break 312%, and 200 DEG C of heat are steady
It is 158% to fix time as 275min, hot elongation percentage, and quality weight-loss ratio is 40% after biodegradation.
Embodiment 3
A kind of preparation method of antibacterial PLA fabrics, comprises the following steps：
S1,45kg calcium hydroxides, 38kg water mixed, room temperature ageing, add the grinding of 3.5kg AEOs
18min, it is passed through air and is forced into 10Mpa, be warming up to 82 DEG C, stir 35min, adds 11kg copper nitrates, 1.2kg stearic acid
Magnesium, the stirring of 32kg atoleines 12min, mixing speed 2600r/min, under nitrogen protection, are warming up to 240 DEG C, stirring
18min, filter, washing, be dried to obtain first material；
S2, by 72kg PLAs, 27kg Tissuemat Es, 2.5kg polycaprolactones, 14kg vermiculite powers, 6.5kg talcum powder,
4.5kg microcrystalline waxes, 4.5kg OPEOs stirring 3.5h, mixing speed 450r/min, obtain second material；
S3,5kg first materials, 3.5kg diisobutyl phthalates, 2.5kg color masterbatch are added into 115kg second materials
Grain, 3.5kg chlorinated paraffins, 4kg antioxidant stir, and whipping temp is 158 DEG C, mixing speed 720r/min, are sent into double
Extruded in screw extruder, extrusion temperature is 208 DEG C, is cooled to room temperature, melt spinning, is then made into antibacterial PLA fabrics.
The tensile strength of gained polylactic acid fiber fabrics of the invention is 42MPa, elongation at break 318%, and 200 DEG C of heat are steady
It is 162% to fix time as 265min, hot elongation percentage, and quality weight-loss ratio is 38% after biodegradation.
Embodiment 4
A kind of preparation method of antibacterial PLA fabrics, comprises the following steps：
S1,55kg calcium hydroxides, 32kg water mixed, room temperature ageing, add the grinding of 4.5kg AEOs
12min, be passed through air and be forced into 14Mpa, be warming up to 78 DEG C, stir 45min, add 9kg copper nitrates, 1.8kg magnesium stearates,
28kg atoleines stir 18min, mixing speed 2400r/min, under nitrogen protection, are warming up to 260 DEG C, stir 12min, mistake
Filter, washing, is dried to obtain first material；
S2, by 78kg PLAs, 23kg Tissuemat Es, 3.5kg polycaprolactones, 10kg vermiculite powers, 7.5kg talcum powder,
3.5kg microcrystalline waxes, 5.5kg OPEOs stirring 2.5h, mixing speed 550r/min, obtain second material；
S3,7kg first materials, 2.5kg diisobutyl phthalates, 3.5kg color masterbatch are added into 105kg second materials
Grain, 2.5kg chlorinated paraffins, 5kg antioxidant stir, and whipping temp is 152 DEG C, mixing speed 780r/min, are sent into double
Extruded in screw extruder, extrusion temperature is 202 DEG C, is cooled to room temperature, melt spinning, is then made into antibacterial PLA fabrics.
The tensile strength of gained polylactic acid fiber fabrics of the invention is 46MPa, elongation at break 310%, and 200 DEG C of heat are steady
It is 155% to fix time as 280min, hot elongation percentage, and quality weight-loss ratio is 42% after biodegradation.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of preparation method of antibacterial PLA fabrics, it is characterised in that comprise the following steps：
S1, by calcium hydroxide, water mix, room temperature ageing, add AEO grinding, be passed through air and pressurize, rise
Temperature, stirring, copper nitrate, magnesium stearate, atoleine stirring are added, under nitrogen protection, heats up, stirs, filter, wash, dry
Obtain first material；
S2, by PLA, Tissuemat E, polycaprolactone, vermiculite power, talcum powder, microcrystalline wax, OPEO stir
Obtain second material；
S3, first material, diisobutyl phthalate, Masterbatch, chlorinated paraffin, antioxidant stirring are added into second material
Uniformly, it is sent into double screw extruder and extrudes, is cooled to room temperature, melt spinning, is then made into antibacterial PLA fabrics.
2. the preparation method of antibacterial PLA fabrics according to claim 1, it is characterised in that in S1, calcium hydroxide, water,
AEO, copper nitrate, magnesium stearate, the weight ratio of atoleine are 40-60：30-40：3-5：8-12：1-2：
25-35。
3. the preparation method of antibacterial PLA fabrics according to claim 1 or claim 2, it is characterised in that in S1, by hydroxide
Calcium, water mixing, room temperature ageing, AEO grinding 10-20min is added, air is passed through and is forced into 8-16Mpa,
75-85 DEG C is warming up to, stirs 30-50min, adds copper nitrate, magnesium stearate, atoleine stirring 10-20min, mixing speed
For 2200-2800r/min, under nitrogen protection, 220-280 DEG C is warming up to, stirs 10-20min, is filtered, washing, be dried to obtain the
One material.
4. according to the preparation method of any one of the claim 1-3 antibacterial PLA fabrics, it is characterised in that in S2, gather breast
Acid, Tissuemat E, polycaprolactone, vermiculite power, talcum powder, microcrystalline wax, the weight ratio of OPEO are 70-80：
20-30：2-4：8-16：6-8：3-5：4-6.
5. according to the preparation method of any one of the claim 1-4 antibacterial PLA fabrics, it is characterised in that in S3, second
Material, first material, diisobutyl phthalate, Masterbatch, chlorinated paraffin, the weight ratio of antioxidant are 100-120：4-8：
2-4：2-4：2-4：3-6.
6. according to the preparation method of any one of the claim 1-5 antibacterial PLA fabrics, it is characterised in that in S3, stirring
Temperature is 150-160 DEG C, mixing speed 700-800r/min；Extrusion temperature is 200-210 DEG C.
7. a kind of antibacterial PLA fabrics, it is characterised in that using any one of the claim 1-6 antibacterial PLA fabrics
Preparation method be made.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711000464.2A CN107723845A (en) | 2017-10-24 | 2017-10-24 | A kind of antibacterial PLA fabrics and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711000464.2A CN107723845A (en) | 2017-10-24 | 2017-10-24 | A kind of antibacterial PLA fabrics and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1891870A (en) * | 2005-07-05 | 2007-01-10 | 中国石化仪征化纤股份有限公司 | Method for producing antibacterial polylactic acid fiber |
| CN104206420A (en) * | 2014-08-07 | 2014-12-17 | 蔡惠萍 | Preparation method and application of silver-free powdery solid solution anti-bacterial agent |
| CN105696106A (en) * | 2014-11-27 | 2016-06-22 | 黑龙江鑫达企业集团有限公司 | Preparation method of antibiotic polylactic acid fibers |
| CN107090609A (en) * | 2017-05-27 | 2017-08-25 | 安徽桑尼旅游休闲用品有限公司 | A kind of acid fiber by polylactic preparation method for outdoor goods |
| CN107312261A (en) * | 2017-06-20 | 2017-11-03 | 安徽瑞侃电缆科技有限公司 | A kind of polyvinyl chloride cable sheathing compound for automotive wire bundle |
-
2017
- 2017-10-24 CN CN201711000464.2A patent/CN107723845A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1891870A (en) * | 2005-07-05 | 2007-01-10 | 中国石化仪征化纤股份有限公司 | Method for producing antibacterial polylactic acid fiber |
| CN104206420A (en) * | 2014-08-07 | 2014-12-17 | 蔡惠萍 | Preparation method and application of silver-free powdery solid solution anti-bacterial agent |
| CN105696106A (en) * | 2014-11-27 | 2016-06-22 | 黑龙江鑫达企业集团有限公司 | Preparation method of antibiotic polylactic acid fibers |
| CN107090609A (en) * | 2017-05-27 | 2017-08-25 | 安徽桑尼旅游休闲用品有限公司 | A kind of acid fiber by polylactic preparation method for outdoor goods |
| CN107312261A (en) * | 2017-06-20 | 2017-11-03 | 安徽瑞侃电缆科技有限公司 | A kind of polyvinyl chloride cable sheathing compound for automotive wire bundle |
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Application publication date: 20180223 |