CN107503149A - A kind of STF and preparation method thereof and its application - Google Patents
A kind of STF and preparation method thereof and its application Download PDFInfo
- Publication number
- CN107503149A CN107503149A CN201710731235.1A CN201710731235A CN107503149A CN 107503149 A CN107503149 A CN 107503149A CN 201710731235 A CN201710731235 A CN 201710731235A CN 107503149 A CN107503149 A CN 107503149A
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- Prior art keywords
- dimensional
- fabric
- stf
- interlock
- bulletproof
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Classifications
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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
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
-
- 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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
- D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
Abstract
The present invention relates to a kind of STF and preparation method thereof and its application, above-mentioned preparation method includes：Polyethylene glycol and nano silicon are weighed respectively, load weighted polyethylene glycol is poured into beaker, add stirrer, and be put into magnetic stirring apparatus；Stirring is opened, above-mentioned load weighted silica is added in beaker by several times at room temperature, continues to stir after addition；Stop stirring, beaker is put into vacuum drying chamber and stood, to remove the bubble in dispersion and obtain STF.Flak jackets fabric is enhanced to bullet or the shock resistance of single using STF in the present invention；Simultaneously as STF is reversible with its, so also still can have the flexibility of material in itself after the disappearance of the impact property of bullet or shell fragment.Flak jackets fabric provided by the invention has modulus height, extension at break is low, work to break is big, and the ability of the absorption energy with very thump.
Description
Technical field
The present invention relates to a kind of STF, more particularly to a kind of STF and preparation method thereof and its
Using.
Background technology
Flak jackets is as important personal army and police's protective gear, by absorbing and dissipation bullet fragmentation kinetic energy, preventing to penetrate
Mode effectively protects human body, and the research of its performance receives much concern；Researching and developing soft, personal, light weight high taking flak jackets turns into
Main trend.
The research of clothing bullet resistant material experienced the differentiation of three generations：From the protection of the bulky inorganic material of the hard such as metal,
To the soft light weight of macromolecule two-dimension flexible organic material it is progressive, marched toward the technology of high performance three-dimensional flexible material
Aspect.
Three-dimensional correction fabric plasticity as three-dimension flexible clothing bullet resistant material is strong, can form continuous three
The effective fitted with body curve of curved surface is tieed up, contributes to wearer's flexible motion, meets the requirement of flak jackets wearability；Keep away simultaneously
Exempt from two-dimensional fabric and cut the weak spot that is penetrated readily through by bullet of suture, and the yarn that also no molding technology is brought it is uneven,
The shortcomings of yarn extension, yarn slip.
But early-stage Study finds that Three-dimensional correction fabric influenceed by structure, frictional force it is weak and so that it can not
Effectively absorb and spread the energy of bullet high speed impact；With other fabrics comparatively, its ballistic impact properties is often weaker
's.
The content of the invention
For above mentioned problem existing for existing bulletproof fabric, a kind of STF (STF) is now provided and its prepared
Method and its application, it is desirable to provide a kind of and compound three-dimensional bulletproof fabric of STF, to improve flak jackets fabric
Ballistic impact properties.
Concrete technical scheme is as follows：
The first aspect of the invention is to provide a kind of preparation method of STF, has the feature that, bag
Include following steps：
1) 45g polyethylene glycol and 25g nano silicons are weighed respectively, and load weighted polyethylene glycol is poured into beaker,
Stirrer is added, and is put into magnetic stirring apparatus；
2) stirring, agitation revolution 600r/min, at room temperature by above-mentioned load weighted silica with every 4- are opened
6min, each 5g adding speed are divided in 5 addition beakers, continue to stir 2h after addition；
3) stop stirring, beaker is put into vacuum drying chamber and stands 24 hours, to remove the bubble in dispersion simultaneously
Obtain the STF；
Wherein, the mean molecule quantity of polyethylene glycol is 200-600, and the grain diameter of silica is 15-50nm.
Above-mentioned preparation method, also has the feature that, the grain diameter of silica is 15nm.
Above-mentioned preparation method, also has the feature that, the grain diameter of silica is 30nm.
Above-mentioned preparation method, also has the feature that, the grain diameter of silica is 50nm.
The second aspect of the invention is to provide a kind of STF prepared using above-mentioned preparation method.
The third aspect of the invention is to provide a kind of three-dimensional angle-interlock ballistic fabric, has the feature that, above-mentioned anti-
Elastic fabric is compounded to form by three-dimensional bulletproof fabric and above-mentioned STF, and the institutional framework of three-dimensional bulletproof fabric is three-dimensional
Angle interlocks woven fabric structure.
Above-mentioned three-dimensional angle-interlock ballistic fabric, also has the feature that, three-dimensional bulletproof fabric includes multilayer by passing through
The thread layers that yarn, weft yarns are formed, will by the binder yarn tilted through three-dimensional bulletproof fabric thickness direction between thread layers
Multilayer thread layers binding.
Above-mentioned three-dimensional angle-interlock ballistic fabric, also has the feature that, three-dimensional bulletproof fabric include 4 layers by warp thread,
The thread layers that weft yarns are formed, warp count is 12 pieces/centimetre, and weft count is 28 pieces/centimetre.
Above-mentioned three-dimensional angle-interlock ballistic fabric, also has the feature that, STF can pass through ultrasonic skill
Art, spraying technology, sizing technique technology or Canning Technique carry out impregnating compound, the compound or embedding of spraying to three-dimensional bulletproof fabric
It is compound.
The fourth aspect of the invention is to provide a kind of preparation method of above-mentioned three-dimensional angle-interlock ballistic fabric, has this
The feature of sample, comprises the following steps：
1) three-dimensional bulletproof fabric is dried 2 hours in 50 DEG C, cooling is standby；
2) it is 1 in mass ratio by STF and absolute ethyl alcohol:1.5 mix after 25 DEG C of sonic oscillation 30min,
Dilution is obtained, it is standby；
3) the three-dimensional bulletproof fabric after cooling is immersed in the dilution that temperature is 25 DEG C, and sonic oscillation 5min, make
STF is dispersed in fabric；
4) by the three-dimensional bulletproof fabric after dipping in 75 DEG C of dry 13min, cooling, you can it is shellproof to obtain three-dimensional angle-interlock
Fabric.
In the present invention using the STF of the colloidal suspension liquid state in enrichment stage enhance flak jackets fabric to bullet or
The shock resistance of shell fragment；Simultaneously as STF be have it is reversible, so the impact property of bullet or shell fragment disappear
Also still there can be the flexibility of material in itself afterwards.Flak jackets fabric provided by the invention have modulus is high, extension at break is low,
Work to break is big, and the ability of the absorption energy with very thump, thus with prominent impact resistance and anti-cut toughness.
Brief description of the drawings
Fig. 1 is the global tissue structural representation of three-dimensional angle-interlock ballistic fabric in embodiments of the invention；
Fig. 2 is the structural representation of three-dimensional angle-interlock ballistic fabric in unit length in embodiments of the invention；
Fig. 3 is the structural representation of traditional plain fabric in unit length.
In accompanying drawing：1st, binder yarn.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all on the premise of creative work is not made
Other embodiment, belong to the scope of protection of the invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
Fig. 1 is the global tissue structural representation of three-dimensional angle-interlock ballistic fabric in embodiments of the invention；Fig. 2 is this
In the embodiment of invention in unit length three-dimensional angle-interlock ballistic fabric structural representation.As depicted in figs. 1 and 2, it is of the invention
Embodiment in the three-dimensional angle-interlock ballistic fabric that provides, fabric is aramid fiber, and it includes 4 layers and formed by warp thread, weft yarns
Thread layers, by tilting the binder yarn 1 through three-dimensional bulletproof fabric thickness direction by multilayer thread layers binding between thread layers,
Its warp count is 12 pieces/centimetre, and weft count is 28 pieces/centimetre.
The locking angle is the weight of the important indicator, i.e. cloth plasticity of weighing the docile identical special body surface of cloth
Want index.Card is squeezed when producing structure between yarn, maximum shear strain may produce.This is related to shear force.Shearing
Fabric is expressed the resistance of detrusion when resistance is original state.Mainly as the contact point between yarn and caused by friction
During formation, when fluctuating generation, the upset point between warp, parallel usually turns into most strong friction because of yarn bump contact
The place that resistance occurs.In unit length, because upset point compares possessed by three-dimensional angle-interlock ballistic fabric used
It is few, so the fabric has the characteristic of weak shearing resistance.As shown in Figures 2 and 3, in same length, conventional two-dimensional is put down
There are 5 upset points in pattern fabric, and this three-dimensional angle-interlock ballistic fabric only has 2 upset points, therefore relatively conventional two-dimentional plain weave
Fabric, three-dimensional angle-interlock ballistic fabric can provide relatively good plasticity, and this make it that this three-dimensional angle-interlock ballistic fabric can be with
Applied to 3 D stereo flak jackets, preferably to adapt to female body curve.
Embodiment 1
A kind of preparation method of three-dimensional angle-interlock ballistic fabric, comprises the following steps：
1) three-dimensional bulletproof fabric is dried 2 hours in 50 DEG C, cooling is standby；
2) it is 1 in mass ratio by STF and absolute ethyl alcohol:1.5 mix after 25 DEG C of sonic oscillation 30min,
Dilution is obtained, it is standby；
3) the three-dimensional bulletproof fabric after cooling is immersed in the dilution that temperature is 25 DEG C, and sonic oscillation 5min, make
STF is dispersed in fabric.；
4) by the three-dimensional bulletproof fabric after dipping in 75 DEG C of dry 13min, cooling, you can it is shellproof to obtain three-dimensional angle-interlock
Fabric；
Three-dimensional bulletproof fabric includes 4 layers of thread layers formed by aramid fiber warp thread and aramid fiber weft yarns, leads between thread layers
To cross and tilt the binder yarn through three-dimensional bulletproof fabric thickness direction by multilayer thread layers binding, warp count is 12 pieces/centimetre,
Weft count is 28 pieces/centimetre；
The preparation method of STF is：
The polyethylene glycol that 45g molecular weight is 200 and the nano silicon that 25g grain diameters are 15nm are weighed respectively, will
Load weighted polyethylene glycol is poured into beaker, adds stirrer, and be put into magnetic stirring apparatus；
2) open stirring, agitation revolution 600r/min, at room temperature by above-mentioned load weighted silica with every
4min, each 5g adding speed are divided in 5 addition beakers, continue to stir 2h after addition；
3) stop stirring, beaker is put into vacuum drying chamber and stands 24 hours, to remove the bubble in dispersion simultaneously
Obtain STF.
Embodiment 2
A kind of preparation method of three-dimensional angle-interlock ballistic fabric, comprises the following steps：
1) three-dimensional bulletproof fabric is dried 2 hours in 50 DEG C, cooling is standby；
2) it is 1 in mass ratio by STF and absolute ethyl alcohol:1.5 mix after 25 DEG C of sonic oscillation 30min,
Dilution is obtained, it is standby；
3) the three-dimensional bulletproof fabric after cooling is immersed in the dilution that temperature is 25 DEG C, and sonic oscillation 4min, make
STF is dispersed in fabric；
4) by the three-dimensional bulletproof fabric after dipping in 75 DEG C of dry 13min, cooling, you can it is shellproof to obtain three-dimensional angle-interlock
Fabric；
Three-dimensional bulletproof fabric includes 4 layers of thread layers formed by aramid fiber warp thread and aramid fiber weft yarns, leads between thread layers
To cross and tilt the binder yarn through three-dimensional bulletproof fabric thickness direction by multilayer thread layers binding, warp count is 12 pieces/centimetre,
Weft count is 28 pieces/centimetre；
The preparation method of STF is：
The polyethylene glycol that 45g molecular weight is 400 and the nano silicon that 25g grain diameters are 30nm are weighed respectively, will
Load weighted polyethylene glycol is poured into beaker, adds stirrer, and be put into magnetic stirring apparatus；
2) open stirring, agitation revolution 600r/min, at room temperature by above-mentioned load weighted silica with every
5min, each 5g adding speed are divided in 5 addition beakers, continue to stir 2h after addition；
3) stop stirring, beaker is put into vacuum drying chamber and stands 24 hours, to remove the bubble in dispersion simultaneously
Obtain STF.
Embodiment 3
A kind of preparation method of three-dimensional angle-interlock ballistic fabric, comprises the following steps：
1) three-dimensional bulletproof fabric is dried 2 hours in 50 DEG C, cooling is standby；
2) it is 1 in mass ratio by STF and absolute ethyl alcohol:1.5 mix after 25 DEG C of sonic oscillation 30min,
Dilution is obtained, it is standby；
3) the three-dimensional bulletproof fabric after cooling is immersed in the dilution that temperature is 25 DEG C, and sonic oscillation 4min, make
STF is dispersed in fabric；
4) by the three-dimensional bulletproof fabric after dipping in 75 DEG C of dry 13min, cooling, you can it is shellproof to obtain three-dimensional angle-interlock
Fabric；
Three-dimensional bulletproof fabric includes 4 layers of thread layers formed by aramid fiber warp thread and aramid fiber weft yarns, leads between thread layers
To cross and tilt the binder yarn through three-dimensional bulletproof fabric thickness direction by multilayer thread layers binding, warp count is 12 pieces/centimetre,
Weft count is 28 pieces/centimetre；
The preparation method of STF is：
The polyethylene glycol that 45g molecular weight is 600 and the nano silicon that 25g grain diameters are 50nm are weighed respectively, will
Load weighted polyethylene glycol is poured into beaker, adds stirrer, and be put into magnetic stirring apparatus；
2) open stirring, agitation revolution 600r/min, at room temperature by above-mentioned load weighted silica with every
6min, each 5g adding speed are divided in 5 addition beakers, continue to stir 2h after addition；
3) stop stirring, beaker is put into vacuum drying chamber and stands 24 hours, to remove the bubble in dispersion simultaneously
Obtain STF.
Preferred embodiments of the present invention are these are only, not thereby limit embodiments of the present invention and protection domain, it is right
For those skilled in the art, it should can appreciate that all with being equal made by description of the invention and diagramatic content
Scheme obtained by replacing and obviously changing, it should be included in protection scope of the present invention.
Claims (8)
1. a kind of preparation method of STF, it is characterised in that comprise the following steps：
1) 45g polyethylene glycol and 25g nano silicons are weighed respectively, load weighted polyethylene glycol is poured into beaker, are added
Stirrer, and be put into magnetic stirring apparatus；
2) open stirring, agitation revolution 600r/min, at room temperature by above-mentioned load weighted silica with every 4-6min,
In each 5g 5 addition beakers of adding speed point, continue to stir 2h after addition；
3) stop stirring, beaker is put into vacuum drying chamber and stands 24 hours, to remove the bubble in dispersion and acquisition
The STF；
The mean molecule quantity of the polyethylene glycol is 200-600, and the grain diameter of the silica is 15-50nm.
2. preparation method according to claim 1, it is characterised in that the grain diameter of the silica is 30nm.
3. a kind of STF, it is characterised in that preparation method according to claim 1 or 2 prepares.
4. a kind of three-dimensional angle-interlock ballistic fabric, it is characterised in that the ballistic fabric is by three-dimensional bulletproof fabric and claim 3
Described STF is compounded to form, and the institutional framework of the three-dimensional bulletproof fabric is three-dimensional angle-interlock woven fabric structure.
5. three-dimensional angle-interlock ballistic fabric according to claim 4, it is characterised in that the three-dimensional bulletproof fabric includes more
The thread layers that is formed by warp thread, weft yarns of layer, the three-dimensional bulletproof fabric thickness is run through by inclination between the thread layers
The binder yarn in direction is by thread layers binding described in multilayer.
6. the three-dimensional angle-interlock ballistic fabric according to claim 4 or 5, it is characterised in that the shellproof face of three-dimensional
Material includes 4 layers of thread layers formed by warp thread, weft yarns, and the warp count is 12 pieces/centimetre, and the weft count is 28
Root/centimetre.
7. three-dimensional angle-interlock ballistic fabric according to claim 6, it is characterised in that the STF can pass through
Ultrasonic technique, spraying technology, sizing technique technology or Canning Technique three-dimensional bulletproof fabric impregnate compound, spraying it is compound or
Embedding is compound.
8. the preparation method of the three-dimensional angle-interlock ballistic fabric described in a kind of claim 4, it is characterised in that including following step
Suddenly：
1) three-dimensional bulletproof fabric is dried 2 hours in 50 DEG C, cooling is standby；
2) it is 1 in mass ratio by STF and absolute ethyl alcohol:1.5 mixing obtain dilute after 25 DEG C of sonic oscillation 30min
Liquid is released, it is standby；
3) the three-dimensional bulletproof fabric after cooling is immersed in the dilution that temperature is 25 DEG C, and sonic oscillation 5min, make shearing
Thickening liquid is dispersed in fabric；
4) by the three-dimensional bulletproof fabric after dipping in 75 DEG C of dry 13min, cooling, you can obtain that the three-dimensional angle-interlock is shellproof to be knitted
Thing.
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| CN201710731235.1A CN107503149A (en) | 2017-08-23 | 2017-08-23 | A kind of STF and preparation method thereof and its application |
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| CN201710731235.1A CN107503149A (en) | 2017-08-23 | 2017-08-23 | A kind of STF and preparation method thereof and its application |
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Family
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532299A (en) * | 2018-04-17 | 2018-09-14 | 南昌航空大学 | A method of shock resistance kevlar fabric is prepared based on shear thickening liquid |
| CN108867078A (en) * | 2018-04-17 | 2018-11-23 | 连云港神特新材料有限公司 | A kind of preparation method and application of heat-insulated shear thickening liquid complex three-dimensional fabric |
| CN109433075A (en) * | 2018-11-02 | 2019-03-08 | 中国石油大学(华东) | A method of regulating and controlling irregular bubble shape in microchannel |
| CN109482093A (en) * | 2018-11-02 | 2019-03-19 | 中国石油大学(华东) | A method of regulating and controlling irregular bubble shape in microchannel |
| CN110541299A (en) * | 2019-10-24 | 2019-12-06 | 泉州师范学院(石狮)生态智能织物工程技术研究院 | preparation method of impact-resistant shear thickening liquid non-woven fabric composite material |
| CN111663336A (en) * | 2019-08-06 | 2020-09-15 | 中国科学院兰州化学物理研究所 | Shear thickening material with solid and liquid properties and application of preparation method thereof |
| CN111910436A (en) * | 2020-07-16 | 2020-11-10 | 北京理工大学 | Shear thickening protective liquid and application thereof |
| CN111925772A (en) * | 2020-07-31 | 2020-11-13 | 航天特种材料及工艺技术研究所 | Silicon dioxide composite material, application and preparation method thereof |
| CN114717714A (en) * | 2022-04-29 | 2022-07-08 | 河北普凡防护科技有限公司 | Weaving method of bulletproof woven fabric |
| CN115595120A (en) * | 2022-11-09 | 2023-01-13 | 武汉纺织大学（Cn） | Shear thickening fluid and preparation method and application thereof |
| CN115772803A (en) * | 2022-12-14 | 2023-03-10 | 江苏金秋绳带科技有限公司 | Preparation method of flexible vibration reduction braid based on high-elasticity nylon/spandex |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108867078A (en) * | 2018-04-17 | 2018-11-23 | 连云港神特新材料有限公司 | A kind of preparation method and application of heat-insulated shear thickening liquid complex three-dimensional fabric |
| CN108532299A (en) * | 2018-04-17 | 2018-09-14 | 南昌航空大学 | A method of shock resistance kevlar fabric is prepared based on shear thickening liquid |
| CN109433075B (en) * | 2018-11-02 | 2021-01-08 | 中国石油大学(华东) | Method for regulating and controlling irregular bubble shape in microchannel |
| CN109433075A (en) * | 2018-11-02 | 2019-03-08 | 中国石油大学(华东) | A method of regulating and controlling irregular bubble shape in microchannel |
| CN109482093A (en) * | 2018-11-02 | 2019-03-19 | 中国石油大学(华东) | A method of regulating and controlling irregular bubble shape in microchannel |
| CN109482093B (en) * | 2018-11-02 | 2021-04-06 | 中国石油大学(华东) | Method for regulating and controlling irregular bubble shape in microchannel |
| CN111663336A (en) * | 2019-08-06 | 2020-09-15 | 中国科学院兰州化学物理研究所 | Shear thickening material with solid and liquid properties and application of preparation method thereof |
| CN111663336B (en) * | 2019-08-06 | 2021-07-13 | 中国科学院兰州化学物理研究所 | Shear thickening material with solid and liquid properties and application of preparation method thereof |
| CN110541299A (en) * | 2019-10-24 | 2019-12-06 | 泉州师范学院(石狮)生态智能织物工程技术研究院 | preparation method of impact-resistant shear thickening liquid non-woven fabric composite material |
| CN111910436A (en) * | 2020-07-16 | 2020-11-10 | 北京理工大学 | Shear thickening protective liquid and application thereof |
| CN111910436B (en) * | 2020-07-16 | 2021-11-12 | 北京理工大学 | Shear thickening protective liquid and application thereof |
| CN111925772A (en) * | 2020-07-31 | 2020-11-13 | 航天特种材料及工艺技术研究所 | Silicon dioxide composite material, application and preparation method thereof |
| CN114717714A (en) * | 2022-04-29 | 2022-07-08 | 河北普凡防护科技有限公司 | Weaving method of bulletproof woven fabric |
| CN115595120A (en) * | 2022-11-09 | 2023-01-13 | 武汉纺织大学（Cn） | Shear thickening fluid and preparation method and application thereof |
| CN115595120B (en) * | 2022-11-09 | 2024-02-02 | 武汉纺织大学 | Shear thickening fluid and preparation method and application thereof |
| CN115772803A (en) * | 2022-12-14 | 2023-03-10 | 江苏金秋绳带科技有限公司 | Preparation method of flexible vibration reduction braid based on high-elasticity nylon/spandex |
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