CN104727135B - Surface copper ion grafting method for improving mildew resistance and mechanical properties of flax fiber bundles - Google Patents
Surface copper ion grafting method for improving mildew resistance and mechanical properties of flax fiber bundles Download PDFInfo
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- CN104727135B CN104727135B CN201510104804.0A CN201510104804A CN104727135B CN 104727135 B CN104727135 B CN 104727135B CN 201510104804 A CN201510104804 A CN 201510104804A CN 104727135 B CN104727135 B CN 104727135B
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- 241000208202 Linaceae Species 0.000 title claims abstract description 68
- 235000004431 Linum usitatissimum Nutrition 0.000 title claims abstract description 68
- 239000000835 fiber Substances 0.000 title claims abstract description 52
- 229910001431 copper ion Inorganic materials 0.000 title claims abstract description 27
- JPVYNHNXODAKFH-UHFFFAOYSA-N cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000012153 distilled water Substances 0.000 claims abstract description 35
- 238000001035 drying Methods 0.000 claims abstract description 29
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 21
- ORTQZVOHEJQUHG-UHFFFAOYSA-L Copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 claims abstract description 16
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Vitamin C Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims abstract description 16
- 229960005070 ascorbic acid Drugs 0.000 claims abstract description 16
- 235000010323 ascorbic acid Nutrition 0.000 claims abstract description 16
- 239000011668 ascorbic acid Substances 0.000 claims abstract description 16
- 229910000033 sodium borohydride Inorganic materials 0.000 claims abstract description 16
- YOQDYZUWIQVZSF-UHFFFAOYSA-N sodium borohydride Substances [BH4-].[Na+] YOQDYZUWIQVZSF-UHFFFAOYSA-N 0.000 claims abstract description 16
- ODGROJYWQXFQOZ-UHFFFAOYSA-N sodium;boron(1-) Chemical compound [B-].[Na+] ODGROJYWQXFQOZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000011259 mixed solution Substances 0.000 claims abstract description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 13
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 13
- 239000000499 gel Substances 0.000 claims description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 22
- 229910052802 copper Inorganic materials 0.000 claims description 22
- 239000010949 copper Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 8
- 238000002525 ultrasonication Methods 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 5
- 241001124569 Lycaenidae Species 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- 238000004061 bleaching Methods 0.000 claims description 2
- 125000002091 cationic group Chemical group 0.000 claims description 2
- 235000014987 copper Nutrition 0.000 claims description 2
- 238000004821 distillation Methods 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 230000002000 scavenging Effects 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims 1
- 229910052801 chlorine Inorganic materials 0.000 claims 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- CSPHGSFZFWKVDL-UHFFFAOYSA-M (3-chloro-2-hydroxypropyl)-trimethylazanium;chloride Chemical compound [Cl-].C[N+](C)(C)CC(O)CCl CSPHGSFZFWKVDL-UHFFFAOYSA-M 0.000 abstract description 5
- 230000000844 anti-bacterial Effects 0.000 abstract description 4
- 241000228245 Aspergillus niger Species 0.000 abstract description 2
- 238000004381 surface treatment Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000002791 soaking Methods 0.000 abstract 1
- 238000004506 ultrasonic cleaning Methods 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 description 12
- 241000196324 Embryophyta Species 0.000 description 7
- 239000002131 composite material Substances 0.000 description 7
- 239000004593 Epoxy Substances 0.000 description 6
- 125000003700 epoxy group Chemical group 0.000 description 6
- 238000005406 washing Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000527 sonication Methods 0.000 description 5
- 238000005660 chlorination reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000009210 therapy by ultrasound Methods 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 241001274660 Modulus Species 0.000 description 3
- 230000001488 breeding Effects 0.000 description 3
- 125000002587 enol group Chemical group 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 230000000855 fungicidal Effects 0.000 description 3
- 239000002086 nanomaterial Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000002166 wet spinning Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 210000003491 Skin Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001408 fungistatic Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing Effects 0.000 description 1
Abstract
The invention discloses a surface copper ion grafting method for improving the mildew resistance and mechanical properties of flax fiber bundles. The method comprises the following steps: treating continuous flax fiber bundles in a mixed solution of 3-chloro-2-hydroxypropyl trimethyl ammonium chloride, sodium hydroxide and water under ultrasonic action at first; then soaking into nano copper ion gel, reacting for a certain period of time, and then performing ultrasonic cleaning by using distilled water; and finally, drying and rolling up the treated continuous flax fiber bundles, wherein the nano copper ion gel is prepared by mixing polyvinyl alcohol, ascorbic acid, sodium borohydride and distilled water in a certain ratio, then adding copper chloride and reacting at normal temperature. After surface treatment, the tensile strength of the flax fiber bundles is greatly promoted, the growth and propagation of environment mildews including aspergillus niger and the like on the surfaces of flax fibers can be effectively inhibited, and thus an obvious antibacterial effect is achieved.
Description
Technical field
The present invention relates to a kind of surface copper ion grafting method for improving the resistance to mycete of flax shive and mechanical property.
Background technology
In various fields, synthesis and the application of novel nano-material, are scholar and engineer's focus of attention all the time.Receive
Rice material has the bases such as small-size effect, skin effect, quantum size effect, macro quanta tunnel effect and Dielectric confinement effect
This property.Meanwhile, nano material also manifests uniqueness in the many-side such as mechanics, optics, electricity, chemistry, calorifics and biomedicine
Performance and very huge application potential.In numerous nano materials, nanometer copper ion shows broad-spectrum antibacterial performance, can be with
Effectively suppress the growth and breeding of antibacterial, funguses, mycete and algae.Plant fiber can be used to prepare respectively as reinforcing fiber
Fiber-reinforced resin matrix compound material is planted, but as its mechanical property is relatively low, is currently used primarily in unstructuredness component and automobile
The fields such as interior trim.Plant fiber easily absorbs ambient moisture due to surface polarity and the loose structure of inside, causes Plant fiber multiple
The water suction hygroscopicity of condensation material is stronger, and then growing and breeding beneficial to antibacterial and mycete, reduces composite material of plant fiber
Endurance quality and service life.
The content of the invention
Based on above weak point, the present invention discloses a kind of surface copper for improving the resistance to mycete of flax shive and mechanical property
Ionic grafting method.This method by the surface of the Nanometer Copper ionic grafting with bacteriostasis property to Plant fiber, while significantly
The mechanical property and its wet heat durability energy of Plant fiber are improved, and prepares the high-performance Plant fiber with bacteria resistance function and be combined
Material.
The technology used in the present invention is as follows：
A kind of surface copper ion grafting method for improving the resistance to mycete of flax shive and mechanical property, by continuous flax fiber
Beam carries out fiber surface cationization process under ultrasonication, then at ultrasonication lower surface Jing Nanometer Copper ionic gels
Reason；The cleaning of Jing distilled water, drying and winding after most.
The present invention also has following technical characteristic：
1st, described continuous flax shive is the continuous flax fiber rove without bleaching, between 8～24 it
Between, the twist is less than or equal to 15.
2nd, process medium that fiber surface cationization process adopted is carried out for the chloro- 2- Hydroxyproyl Trimethyls chlorinations of 3-
The mixed solution of ammonium, sodium hydroxide and distilled water, the mass ratio of each component is 20～30: 3～5: 80～120.
3rd, carry out the ultrasound that continuous flax shive surface cationic is processed and surface Jing Nanometer Coppers ionic gel is processed
Power is 200～1500W, and action time is 1～10 minute, and temperature is 25～80 DEG C.
4th, described Nanometer Copper ionic gel is by copper chloride, polyvinyl alcohol, ascorbic acid, sodium borohydride and distilled water group
Into the mass ratio of each component is：0.15～0.35: 0.3～0.8: 4～10: 0.33～1.32: 50.
5th, the continuous flax shive for having processed is cleaned by ultrasonic by distilled water, and scavenging period is 0.5～5 minute, distillation
Coolant-temperature gage is 25～80 DEG C.
6th, by 80～110 DEG C of drying ovens, drying time is 5～30 minutes to continuous flax fiber, is finally wound.
The preparation method of the 7th, described Nanometer Copper ionic gel is as follows：Polyvinyl alcohol is dissolved in distilled water, in room temperature
Under persistently stir 30 minutes；Then, copper chloride and ascorbic acid are added, and is added dropwise over sodium borohydride；Finally, stir at normal temperatures
Mix 30 minutes.
8th, the continuous flax shive of a kind of surface grafting nanometer copper ion prepared by method as described above, its molecule are tied
Structure, it is as follows：
9th, the continuous flax shive of the surface grafting nanometer copper ion, the matter of nanometer copper ion and continuous flax shive
The ratio of amount is 0.1～5.0: 100.
Flax shive tensile strength Jing after present invention surface treatment is improved significantly, and effectively can press down
Growth and breeding of the environment such as aspergillus niger processed mycete on flax fiber surface, with obvious fungistatic effect.
Description of the drawings：
Fig. 1 is method of the present invention schematic diagram.
Specific embodiment：
Embodiment 1：
First by the continuous flax shive of 8 (harbin linen Textile Co., Ltd., in have sth. made by twisting wet spinning yarn, twist with the fingers
Spend 15) to be placed in ultrasonic washing unit (Shanghai is than bright Instrument Ltd.), medium is the chloro- 2- Hydroxyproyl Trimethyls chlorinations of 3-
Ammonium (Aladdin reagent (Shanghai) Co., Ltd., relative molecular mass 188.10, purity 69% ± 0.5%), sodium hydroxide (Tianjin
City's good fortune morning chemical reagent factory, analyzes pure level) and distilled water mixed solution, the mass ratio of each component is 20: 3: 80.At ultrasound wave
The power of reason is 200W, and sonication treatment time is 10 minutes, and the temperature control of mixed solution is 25 DEG C.
Under ultrasonication, by the continuous Asia of surface Jing 3- chloro-2-hydroxypropyl-trimethyl ammonium chloride mixed solution pretreatment
During flaxen fiber beam adds Nanometer Copper ionic gel, the power of ultrasonic Treatment is 200W, and process time is 10 minutes, Nanometer Copper from
The temperature of sub- gel is 25 DEG C, is reacted to flax shive completely.
Nanometer Copper ionic gel by copper chloride (Tianjin recovery development in science and technology company limited, purity ＞ 99.0%), poly- second
Enol (Beijing Guo Hao chemical machineries company limited, relative molecular mass 24000～80000), ascorbic acid (Aladdin reagent
(Shanghai) Co., Ltd., purity 98.0%), sodium borohydride (Aladdin reagent (Shanghai) Co., Ltd., purity ＞ 98.0%) and
Distilled water is constituted.The concrete preparation method of nanoparticle gel is as follows：In mass ratio, formula is as follows：Polyvinyl alcohol: copper chloride:
Ascorbic acid: sodium borohydride: distilled water=0.3: 0.15: 4: 0.33: 50, polyvinyl alcohol is dissolved in distilled water, in room temperature
Under persistently stir 30 minutes.Then, copper chloride and ascorbic acid are added, and are added dropwise over sodium borohydride solution, by Nanometer Copper from
Sub- gel is placed on magnetic stirrer, is persistently stirred 30 minutes under conditions of room temperature.
Reacted continuous flax shive, distilled water are cleaned by ultrasonic 5 minutes, and the temperature control of distilled water is at 25 DEG C.Clearly
Continuous flax shive after washing, is then pulled and enters drying baker, and drying baker temperature control is 80 DEG C, according to fiber in drying
The path that drawing in case is passed through, it is 30 minutes to control the drying time in drying baker.
Finally, continuous flax shive winding after drying.
Obtained using XPS tests, nanometer copper ion is 0.1: 100 with the mass ratio of continuous flax shive.
Fiber and epoxy are tested according to international standard ISO 11566-1996 test tensile strength of fiber and single fiber pull-out
Resin-bonded performance, compared with untreatment fiber, the tensile strength of modified flax fiber improves 68%, and stretch moduluses are improved
44%, 60% is improved with the interfacial adhesion shear strength of epoxy resin.According to standard GB/T/T24128-2009 test fibers
The fungicidal properties of composite, the visible mould growth grade of the flax fiber reinforced epoxy composite after process is 3
Level.
Embodiment 2：
First by the continuous flax shive of 18 (harbin linen Textile Co., Ltd., in have sth. made by twisting wet spinning yarn, twist with the fingers
Spend 15) to be placed in ultrasonic washing unit (Shanghai is than bright Instrument Ltd.), medium is the chloro- 2- Hydroxyproyl Trimethyls chlorinations of 3-
Ammonium (Aladdin reagent (Shanghai) Co., Ltd., relative molecular mass 188.10, purity 69% ± 0.5%), sodium hydroxide (Tianjin
City's good fortune morning chemical reagent factory, analyzes pure level) and distilled water mixed solution, the mass ratio of each component is 25: 4: 100.Ultrasound wave
The power of process is 1000W, and sonication treatment time is 5 minutes, and the temperature control of mixed solution is 50 DEG C.
Under ultrasonication, by the continuous Asia of surface Jing 3- chloro-2-hydroxypropyl-trimethyl ammonium chloride mixed solution pretreatment
During flaxen fiber beam adds Nanometer Copper ionic gel, the power of ultrasonic Treatment is 1000W, and process time is 5 minutes, Nanometer Copper from
The temperature of sub- gel is 50 DEG C, is reacted to flax shive completely.
Nanometer Copper ionic gel by copper chloride (Tianjin recovery development in science and technology company limited, purity ＞ 99.0%), poly- second
Enol (Beijing Guo Hao chemical machineries company limited, relative molecular mass 24000～80000), ascorbic acid (Aladdin reagent
(Shanghai) Co., Ltd., purity 98.0%), sodium borohydride (Aladdin reagent (Shanghai) Co., Ltd., purity ＞ 98.0%) and
Distilled water is constituted.The concrete preparation method of nanoparticle gel is as follows：In mass ratio, formula is as follows：Polyvinyl alcohol: copper chloride:
Ascorbic acid: sodium borohydride: distilled water=0.5: be dissolved in polyvinyl alcohol in distilled water at 0.25: 6.5: 0.66: 50, in room temperature
Under persistently stir 30 minutes.Then, copper chloride and ascorbic acid are added, and are added dropwise over sodium borohydride solution, by Nanometer Copper from
Sub- gel is placed on magnetic stirrer, is persistently stirred 30 minutes under conditions of room temperature.
Reacted continuous flax shive, distilled water are cleaned by ultrasonic 1 minute, and the temperature control of distilled water is at 50 DEG C.Clearly
Continuous flax shive after washing, is then pulled and enters drying baker, and drying baker temperature control is 100 DEG C, is being dried according to fiber
The path that drawing in dry case is passed through, it is 15 minutes to control the drying time in drying baker.
Finally, continuous flax shive winding after drying.
Obtained using XPS tests, nanometer copper ion is 2.8: 100 with the mass ratio of continuous flax shive.
Fiber and epoxy are tested according to international standard ISO 11566-1996 test tensile strength of fiber and single fiber pull-out
Resin-bonded performance, compared with untreatment fiber, the tensile strength of modified flax fiber improves 75%, and stretch moduluses are improved
50%, 85% is improved with the interfacial adhesion shear strength of epoxy resin.According to standard GB/T/T24128-2009 test fibers
The fungicidal properties of composite, the visible mould growth grade of the flax fiber reinforced epoxy composite after process is 1
Level.
Embodiment 3：
First by the continuous flax shive of 24 (harbin linen Textile Co., Ltd., in have sth. made by twisting wet spinning yarn, twist with the fingers
Spend 15) to be placed in ultrasonic washing unit (Shanghai is than bright Instrument Ltd.), medium is the chloro- 2- Hydroxyproyl Trimethyls chlorinations of 3-
Ammonium (Aladdin reagent (Shanghai) Co., Ltd., relative molecular mass 188.10, purity 69% ± 0.5%), sodium hydroxide (Tianjin
City's good fortune morning chemical reagent factory, analyzes pure level) and distilled water mixed solution, the mass ratio of each component is 30: 5: 120.Ultrasound wave
Processing power is 1500W, and sonication treatment time is 1 minute, and the temperature control of mixed solution is 80 DEG C.
Under ultrasonication, by the continuous Asia of surface Jing 3- chloro-2-hydroxypropyl-trimethyl ammonium chloride mixed solution pretreatment
During flaxen fiber beam adds Nanometer Copper ionic gel, ultrasonic Treatment power is 1500W, and process time is 1 minute, nanometer copper ion
The temperature of gel is 80 DEG C.
Nanometer Copper ionic gel by copper chloride (Tianjin recovery development in science and technology company limited, purity ＞ 99.0%), poly- second
Enol (Beijing Guo Hao chemical machineries company limited, relative molecular mass 24000～80000), ascorbic acid (Aladdin reagent
(Shanghai) Co., Ltd., purity 98.0%), sodium borohydride (Aladdin reagent (Shanghai) Co., Ltd., purity ＞ 98.0%) and
Distilled water is constituted.The concrete preparation method of nanoparticle gel is as follows：In mass ratio, formula is as follows：Polyvinyl alcohol: copper chloride:
Ascorbic acid: sodium borohydride: distilled water=0.8: 0.35: 10: 1.32: 50, polyvinyl alcohol is dissolved in distilled water, in room temperature
Under persistently stir 30 minutes.Then, copper chloride and ascorbic acid are added, and are added dropwise over sodium borohydride solution, by Nanometer Copper from
Sub- gel is placed on magnetic stirrer, is persistently stirred 30 minutes under conditions of room temperature.
Reacted flax shive, by the cleaning repeatedly of distilled water 0.5 minute, the temperature control of distilled water was 80
℃.Continuous flax shive after cleaning, is then pulled and enters drying baker, and drying baker temperature control is 110 DEG C, according to fiber
The path that drawing in drying baker is passed through, it is 5 minutes to control the drying time in drying baker.
Finally, continuous flax shive winding after drying.
Obtained using XPS tests, nanometer copper ion is 5.0: 100 with the mass ratio of continuous flax shive.
Fiber and epoxy are tested according to international standard ISO 11566-1996 test tensile strength of fiber and single fiber pull-out
Resin-bonded performance, compared with untreatment fiber, the tensile strength of modified flax fiber improves 72%, and stretch moduluses are improved
46%, 76% is improved with the interfacial adhesion shear strength of epoxy resin.According to standard GB/T/T24128-2009 test fibers
The fungicidal properties of composite, the visible mould growth grade of the flax fiber reinforced epoxy composite after process is 2
Level.
Embodiment 4
First will be between 8～24, continuous flax shive of the twist less than or equal to 15 is placed in ultrasonic washing unit
In, mixed solution of the medium for 3- chloro-2-hydroxypropyl-trimethyl ammonium chlorides, sodium hydroxide and distilled water, the mass ratio of each component
For 20～30: 3～5: 80～120.Ultrasonic Treatment power is 200-1500W, and sonication treatment time is 1-10 minutes, is mixed molten
The temperature control of liquid is 25-80 DEG C.
Under ultrasonication, the continuous flax shive of surface blended solution pretreatment is added into Nanometer Copper ionic gel
In, sonicated power is 200-1500W, and sonication treatment time is 1-10 minutes, and the temperature control of mixed solution is 25-80
℃。
Described Nanometer Copper ionic gel is made up of copper chloride, polyvinyl alcohol, ascorbic acid, sodium borohydride and distilled water,
The mass ratio of each component is：0.15～0.35: 0.3～0.8: 4～10: 0.33～1.32: 50.The concrete system of nanoparticle gel
Preparation Method is as follows：Polyvinyl alcohol is dissolved in distilled water, is persistently stirred 30 minutes at normal temperatures；Then, add copper chloride and
Ascorbic acid, and it is added dropwise over sodium borohydride；Finally, stir 30 minutes at normal temperatures.
Reacted flax shive, by the 0.5-5 minutes of cleaning repeatedly of distilled water, the temperature control of distilled water exists
25-80℃.Continuous flax shive after cleaning, is then pulled and enters drying baker, and drying baker temperature control is 80-110 DEG C,
The path that drawing according to fiber in drying baker is passed through, the drying time controlled in drying baker is 5-30 minutes, is finally received
Volume.
A kind of continuous flax shive of surface grafting nanometer copper ion prepared by the method, its molecular structure are as follows：
Nanometer copper ion is 0.1～5.0: 100 with the mass ratio of continuous flax shive.
Claims (9)
1. a kind of surface copper ion grafting method for improving the resistance to mycete of flax shive and mechanical property, by continuous flax shive
Fiber surface cationization process is carried out under ultrasonication, then at ultrasonication lower surface Jing Nanometer Copper ionic gels
Reason；The cleaning of Jing distilled water, drying and winding after most；It is characterized in that：
The preparation method of described Nanometer Copper ionic gel is as follows：Polyvinyl alcohol is dissolved in distilled water, is continued at normal temperatures
Stirring 30 minutes；Then, copper chloride and ascorbic acid are added, and adds sodium borohydride；Finally, stir 30 minutes at normal temperatures；
After being wherein grafted, continuous flax shive molecular structure, as follows：
2. a kind of surface copper ion grafting side for improving the resistance to mycete of flax shive and mechanical property according to claim 1
Method, it is characterised in that：Described continuous flax shive is the continuous flax fiber rove without bleaching, between 8～24
Between, the twist is less than or equal to 15.
3. a kind of surface copper ion grafting side for improving the resistance to mycete of flax shive and mechanical property according to claim 1
Method, it is characterised in that：Process medium that fiber surface cationization process adopted is carried out for the chloro- 2- Hydroxyproyl Trimethyls chlorine of 3-
Change the mixed solution of ammonium, sodium hydroxide and distilled water, the mass ratio of each component is 20～30: 3～5: 80～120.
4. a kind of surface copper ion grafting side for improving the resistance to mycete of flax shive and mechanical property according to claim 1
Method, it is characterised in that：Carry out continuous flax shive surface cationic to process and surface Jing Nanometer Coppers ionic gel process
Ultrasonic power is 200～1500W, and action time is 1～10 minute, and temperature is 25～80 DEG C.
5. a kind of surface copper ion grafting side for improving the resistance to mycete of flax shive and mechanical property according to claim 1
Method, it is characterised in that：Described Nanometer Copper ionic gel is by copper chloride, polyvinyl alcohol, ascorbic acid, sodium borohydride and distilled water
Constitute, the mass ratio of each component is：0.15～0.35: 0.3～0.8: 4～10: 0.33～1.32: 50.
6. a kind of surface copper ion grafting side for improving the resistance to mycete of flax shive and mechanical property according to claim 1
Method, it is characterised in that：The continuous flax shive for having processed is cleaned by ultrasonic by distilled water, and scavenging period is 0.5～5 minute,
Distillation coolant-temperature gage is 25～80 DEG C.
7. a kind of surface copper ion grafting side for improving the resistance to mycete of flax shive and mechanical property according to claim 1
Method, it is characterised in that：Continuous flax fiber is 5～30 minutes by 80～110 DEG C of drying ovens, drying time, is finally wound.
8. the surface copper of the resistance to mycete of a kind of raising flax shive according to any one of claim 1-7 and mechanical property from
A kind of continuous flax shive of surface grafting nanometer copper ion prepared by sub- grafting method.
9. the continuous flax shive of a kind of surface grafting nanometer copper ion according to claim 8, it is characterised in that：Receive
Rice copper ion is 0.1～5.0: 100 with the mass ratio of continuous flax shive.
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| CN102154827A (en) * | 2010-12-14 | 2011-08-17 | 江苏华佳丝绸有限公司 | Silk broadcloth grafted cation process |
| CN102294047A (en) * | 2011-08-24 | 2011-12-28 | 稳健实业(深圳)有限公司 | Antibacterial dressing based on cellulose fibre fabric modification and preparation method thereof |
-
2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05287671A (en) * | 1992-04-08 | 1993-11-02 | Toray Ind Inc | Production of polyester-based fiber structure |
| CN101709549A (en) * | 2009-12-18 | 2010-05-19 | 东华大学 | Method for finishing durable function of cellulose fabric |
| CN102154827A (en) * | 2010-12-14 | 2011-08-17 | 江苏华佳丝绸有限公司 | Silk broadcloth grafted cation process |
| CN102294047A (en) * | 2011-08-24 | 2011-12-28 | 稳健实业(深圳)有限公司 | Antibacterial dressing based on cellulose fibre fabric modification and preparation method thereof |
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