CN1283449C - Durable multifunctional composite flexible material and producing method thereof - Google Patents
Durable multifunctional composite flexible material and producing method thereof Download PDFInfo
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- CN1283449C CN1283449C CN 03128846 CN03128846A CN1283449C CN 1283449 C CN1283449 C CN 1283449C CN 03128846 CN03128846 CN 03128846 CN 03128846 A CN03128846 A CN 03128846A CN 1283449 C CN1283449 C CN 1283449C
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Abstract
The present invention relates to a compound flexible material which has the functions of humidity transmission, fire retardation, liquid and water resistance and pollution and virus prevention and has the advantages of comfortable wear and good durability. The compound flexible material comprises an outer layer, a middle layer and an inner layer, wherein the outer layer is a cotton or chemical fiber fabric weaved by needles or machines, the middle layer is a hydrophilic type functional film, the inner layer is blend fabric containing chitin fiber, and the three layers are compounded together by an adhesive agent. The fabric on the outer layer contains a fire-retardant agent, an antistatic agent and a water-repellent agent after functional finishing. A preparing method of the compound flexible material comprises the following steps: firstly the cotton or chemical fiber fabric weaved by needles or machines is functionally finished, and the fire-retardant agent, the antistatic agent and the water-repellent agent are added; then the finished fabric is compounded with an environment-protection hydrophilic type functional film, and finally a compounded material (two layers) is compounded with the blend fabric containing chitin fiber.
Description
Technical field
The present invention relates to a kind of composite, relate in particular to a kind of durability that has, wear comfortablely, and have the manufacture method of multi-functional composite and flexible material such as wet, blocking solution, fire-retardant, antistatic, waterproof, anti-virus and this material simultaneously.
Background technology
The medical protection clothes that generally use at present, in order to play the effect of anti-virus, the lining number of plies of using is many, very thick, ventilative and poisture-penetrability is poor, medical personnel wear and seem very thick and heavy, and it is very sultry, make medical personnel very uncomfortable, had a strong impact on operating efficiency, and jeopardized the healthy of medical personnel.
Only the protective garment of being made by single-layer nonwoven (as No. the 88216674th, Chinese patent application) owing to can not effectively intercept virus, can not be applicable to the clinical practice of present infectious disease control.As a kind of microporous barrier/film/nonwoven composites that Chinese patent application is disclosed for No. 95195149, it is made of bilevel nonwoven base fabric and middle microporous film layers and staple fiber base fabric.This lining has obtained equilibrium between gas permeability and barrier properties, can effectively prevent sealing in application, and infiltrations such as blood and pollutant are passed through.But the number of plies of this cloth is more, wears uncomfortable, also very thick and heavy with its protective clothes of making.And owing to adopt four-layer structure, it is relatively poor that permeability also becomes.
The composite material that is disclosed for No. 99119214 and No. 00216184 as Chinese patent application, in the middle of adopting is the three-decker of microporous barrier, though have effect comfortable and easy to wear, it relatively is applicable to the manufacturing sportswear, if be used to make the medical protection clothes, then effect is unsatisfactory.
Our company is in No. the 03116974th, first to file (still unexposed), disclosed a kind of film/nonwoven composites and manufacture method thereof with functions such as wet, blocking solution, fire-retardant, antistatic, waterproof, anti-viruses, make the disposable medical protective garment but it relatively is applicable to, can't satisfy the repeatedly needs of washing.So need a kind of functions such as wet, blocking solution, fire-retardant, antistatic, waterproof, anti-virus that have, the while has durability and lining comfortable and easy to wear again.
Summary of the invention
The object of the present invention is to provide that a kind of to have wet, blocking solution, fire-retardant, antistatic, waterproof, an anti-virus etc. multi-functional, have favorable durability simultaneously again, repeatedly still keep well protecting and taking the composite and flexible material of performance through washing.
Another object of the present invention is to provide a kind of manufacture method of above-mentioned composite and flexible material.
The objective of the invention is to realize by following technical method:
This composite and flexible material of the present invention comprises three layers, is respectively outer, and intermediate layer and nexine, its ectomesoderm are knitting, woven cotton or chemical ﹠ blended fabric, through finishing functions, contain fire retardant, antistatic additive, water repellent; The intermediate layer is wet functional membrane, and nexine is the blend fabric that contains chitin fiber, and trilaminate material is combined with each other.
Its advantage of composite and flexible material disclosed in this invention shows: adopt three-decker, have wet, fire-retardant, blocking solution, waterproof, anti-pollution, anti-virus functionality simultaneously.Contain chitin fiber in the nexine fabric, can moisture absorption breathe freely, and have bacteria resistance function, comfortable and easy to wear.Its effect that intercepts virus has reached the medical protective garment specification requirement and the industry standard (GB19082-2003) of up-to-date promulgation.
The manufacture method of composite and flexible material of the present invention comprises the steps: at first knitting, woven cotton or chemical ﹠ blended fabric to be carried out functional treatment, add fire retardant, antistatic additive, water repellent, make above-mentioned fabric and environmental protection hydrophilic functional membrane compound, then that above-mentioned compound good material is compound with the blend fabric that contains chitin fiber more then through arrangement.
The specific embodiment
Durability composite and flexible material of the present invention comprises three-decker, is respectively outer, intermediate layer and nexine.Its ectomesoderm adopts knitting, woven cotton or chemical ﹠ blended fabric, through functional treatment, makes and wherein contains water repellent, antistatic additive and fire retardant.The wet thoroughly functional membrane of environmental protection is adopted in the intermediate layer, as polyurethane polyethers film, polyurethane film, polyethylene film, polypropylene screen, pore type polyurethane film and pore type poly tetrafluoroethylene etc.Nexine adopts woven or knitting single face top-weight fabric that material chitin fiber with bacteria resistance function makes with fiber blends such as far infrared, cotton, spun silk, soybean respectively, mesh fabric etc.Above-mentioned compound with wet thoroughly functional membrane of intermediate layer environmental protection and nexine fabric respectively through the outer fabric behind the functional treatment, can obtain durability composite and flexible material of the present invention.
Nexine adopts the blend fabric of chitin fiber and other fiber, and chitin fiber is a kind of natural polymer, and is nonpoisonous and tasteless, good biologically active, biocompatibility and degradability are arranged, being used for weaving face fabric has well antibacterially, and moisture absorption is ventilative, the effect of deodorization.Far IR fibre is a terylene, and polypropylene fibre, acrylic fibers are carrier, and its wavelength is 8～14 μ m, and radiance is (generally to be considered as radiation effects more than 65%) more than 80%, and it can promote microcirculation, strengthens health.Fibre and soya and spun silk have soft smooth, the good action that moisture absorption is wet thoroughly.
The film that adopt in the intermediate layer is the wet thoroughly functional membrane of environmental protection, as polyurethane polyethers film, polyurethane film, pore type polyurethane film, this polymer is made by the material that has " firmly " segment and " flexibility " segment on the strand, because the intersegmental architectural difference that exists of these chains, produce the thermodynamics intolerance betwixt, form broken face between the interface, present semipermeability in these fine fisssures from point, the relative humidity difference between skin surface and the air can be brought out this semi-permeable phenomenon.Also have hydrophilic radical on this polymer macromolecule simultaneously, also can with sweat gas that human body produced by hydrophilic radical be sent to the external world through absorption-diffusion-desorb, thereby have the wet thoroughly function of high-effective water-proof blocking solution.
Outer fabric has and wets through functional treatment, and is saturating wet, fire-retardant, antistatic, waterproof, the effect of anti-virus.
Compound by trilaminate material, that the composite and flexible material that obtains has is wet, the function of blocking solution, fire-retardant, antistatic, waterproof, anti-virus, and has good durability.Reached the medical protective garment specification requirement and the industry standard (GB19082-2003) of up-to-date promulgation, and general protective garment standard (GB/T13661-1992).After testing, the technical indicator of composite and flexible material of the present invention is: thickness 50 μ m～120 μ m, grammes per square metre is 130～250g/m
2, hydrostatic pressing＞1000mmH
2O, vapor transfer rate＞2500g/m
224h, rejection rate 〉=99%, fire resistance B2 level (among the GB/T.5455), antistatic behaviour: carried charge＜0.6 μ c.The product washing can be adopted compound washing powder, and medicated soap or soap wash more than 30 times through 40 ℃ soap or compound washing powder, and its protection ratio still reaches more than 98%.Antibacterial test is carried out according to ministry of Health of China " disinfection technology standard " third edition in 1999, and test result is staphylococcus aureus bacteriostasis rate＞76%, Friedlander bacteriostasis rate＞75%.And Ministry of Public Health's standard to be difference＞26% of test group and negative control group promptly regard as antibiotic effectively.
Compare prior art, composite and flexible material of the present invention can effectively be prevented infiltrations such as sealing, dirt, blood, virus, the spittle and body fluid making steam can oppositely pass through this composite and flexible material, thereby make it have poisture-penetrability again.By adding fire-retardant and antistatic additive, this composite and flexible material has had fire-retardant and anlistatig performance simultaneously.Owing to adopt three-layer composite structure, and the composite and flexible material is knitting, woven cotton or chemical ﹠ blended fabric, and the nexine fabric contains chitin fiber, and is so composite and flexible material of the present invention also has good durability, comfortable and easy to wear with its clothes of making.Composite and flexible material of the present invention can be used to make medical protective garment, cap, and gloves, mouth mask, oversleeve, products such as shoe cover, these products can be used for hospital, infectious diseases such as hospital for infectious diseases control zone.
The manufacture process of durability composite and flexible material of the present invention is: at first knitting, woven cotton or chemical ﹠ blended fabric are carried out functional treatment, add fire retardant, antistatic additive, water repellent.Wherein fire retardant FR 1, is the nitrogen phosphorus type flame retardant; Produce by beautiful Dehua, Shanghai worker Co., Ltd.Antistatic additive YZ-1 is the nonionic polymerizable compound; Produce by Shanghai Ling Zhao development in science and technology Co., Ltd.Water repellent AG-480 is for Organic fluoride is a waterproofing agent; Become chemical industry Co., Ltd. to produce by last hamming.The concentration of various auxiliary agents is fire retardant 80～120g/l, antistatic additive 30～60g/l, and water repellent 40～60g/l, the use of various auxiliary agents is adopted with bathing (single bath process) and is padded.Make the above-mentioned fabric and the environmental protection hydrophilic functional membrane in intermediate layer compound then through arrangement, environmental protection hydrophilic functional membrane can be polyurethane polyethers film, polyurethane film, polyethylene film, polypropylene screen, pore type polyurethane film etc., thickness is 15～25 μ m, complex method can adopt methods such as point-like, netted, gluing, flame, and adhesive is polyurethane or acrylate.Then that above-mentioned compound good material is compound with the nexine material again, recombination process is the same.
If the nexine fabric is chitin fiber and far IR fibre, the blend fabric of cotton fiber, blending part by weight 10～20: 15～20: 60～70.If the nexine fabric is chitin fiber and silk flock, the blend fabric of cotton fiber, blending part by weight 10～20: 15～20: 60～75.If the nexine fabric is chitin fiber and fibre and soya, the blend fabric of cotton fiber, blending part by weight 10～25: 25～30: 50～60.
Internal layer and intermediate layer and the outer field compound method that can adopt point-like, netted, gluing or flame by adhesive, wherein adhesive is an acrylate, consumption is 10～20g/m
2, or polyurethane, consumption is 2～5g/m
2The concentration ratio of fire retardant, antistatic additive, water repellent is fire retardant 80～120g/l, antistatic additive 30～60g/l, water repellent 40～60g/l.Compound condition is that temperature is 100～110 ℃, and speed is 8～10m/min.
Below in conjunction with embodiment the present invention is further described.
Embodiment 1:
Adopt knitting all-cotton fabric, earlier through functional treatment, make knitting all-cotton fabric soak the compounding agent solution that over-richness is fire retardant 90g/l, antistatic additive 40g/l, water repellent 45g/l, padding the back is that the polyurethane polyethers film of 25 μ m is compound with thickness, and wherein adhesive is 2g/m
2Polyurethane, compound condition is that temperature is 100 ℃, speed is 10m/min, above-mentioned compound good material (two-layer) again with chitin fiber and far IR fibre, the blend fabric of cotton fiber (blending part by weight 10: 20: 90) is compound, wherein adhesive is 2g/m
2Polyurethane, compound condition is that temperature is 100 ℃, speed is 10m/min, obtains three layers of composite and flexible material at last.
Embodiment 2:
Adopt knitting chemical ﹠ blended fabric, earlier through functional treatment, make knitting chemical ﹠ blended fabric soak the compounding agent solution that over-richness is fire retardant 80g/l, antistatic additive 30g/l, water repellent 40g/l, the polyurethane film that pads back and thickness and be 20 μ m is compound, and wherein adhesive is 10g/m
2Acrylate, compound condition is that temperature is 110 ℃, speed is 8m/min, above-mentioned compound good material (two-layer) again with chitin fiber and far IR fibre, the blend fabric of cotton fiber (blending part by weight 20: 30: 70) is compound, wherein adhesive is 10g/m
2Acrylate, compound condition is that temperature is 110 ℃, speed is 10m/min, obtains three layers of composite and flexible material at last.
Embodiment 3:
Adopt woven all-cotton fabric 30g/m
2, earlier, make woven all-cotton fabric soak the compounding agent solution that over-richness is fire retardant 85g/l, antistatic additive 35g/l, water repellent 60g/l through functional treatment, the polyethylene film that pads back and thickness and be 25 μ m is compound, and wherein adhesive is 5g/m
2Polyurethane adhesive, compound condition is that temperature is 105 ℃, speed is 9m/min, above-mentioned compound good material (two-layer) again with chitin fiber and far IR fibre, the blend fabric of cotton fiber (blending part by weight 40: 10: 80) is compound, wherein adhesive is 5g/m
2Polyurethane adhesive, compound condition is that temperature is 105 ℃, speed is 9m/min, obtains three layers of composite and flexible material at last.
Embodiment 4:
Adopt woven chemical ﹠ blended fabric, earlier through functional treatment, make woven chemical ﹠ blended fabric soak the compounding agent solution that over-richness is fire retardant 110g/l, antistatic additive 60g/l, water repellent 50g/l, padding the back is that the polypropylene screen of 15 μ m is compound with thickness, and wherein adhesive is 20g/m
2Polyurethane adhesive, compound condition is that temperature is 110 ℃, speed is 9m/min, above-mentioned compound good material (two-layer) again with chitin fiber and silk flock, the blend fabric of cotton fiber (blending part by weight 10: 50: 70) is compound, wherein adhesive is 20g/m
2Polyurethane adhesive, compound condition is that temperature is 110 ℃, speed is 9m/min, obtains three layers of composite and flexible material at last.
Embodiment 5:
Adopt woven all-cotton fabric, earlier through functional treatment, make woven all-cotton fabric soak the compounding agent solution that over-richness is fire retardant 120g/l, antistatic additive 50g/l, water repellent 45g/l, padding the back is that the pore type polypropylene screen of 22 μ m is compound with thickness, and wherein adhesive is 4.5g/m
2Polyurethane adhesive, compound condition is that temperature is 105 ℃, speed is 9m/min, above-mentioned compound good material (two-layer) again with chitin fiber and silk flock, the blend fabric of cotton fiber (blending part by weight 20: 10: 90) is compound, wherein adhesive is 4.5g/m
2Polyurethane adhesive, compound condition is that temperature is 105 ℃, speed is 9m/min, obtains three layers of composite and flexible material at last.
Embodiment 6:
Adopt knitting all-cotton fabric, earlier through functional treatment, make knitting all-cotton fabric soak the compounding agent solution that over-richness is fire retardant 100g/l, antistatic additive 55g/l, water repellent 55g/l, padding the back is that the pore type polypropylene screen of 18 μ m is compound with thickness, and wherein adhesive is 15g/m
2Acrylic ester adhesive, compound condition is that temperature is 110 ℃, and speed is 8m/min, above-mentioned compound good material (two-layer) again with chitin fiber and silk flock, the blend fabric of cotton fiber (blending part by weight 40: 20: 50) is compound, and wherein adhesive is 15g/m
2Polyurethane adhesive, compound condition is that temperature is 110 ℃, speed is 8m/min, obtains three layers of composite and flexible material at last.
Embodiment 7:
Adopt woven chemical ﹠ blended fabric, earlier through functional treatment, make woven chemical ﹠ blended fabric soak the compounding agent solution that over-richness is fire retardant 110g/l, antistatic additive 60g/l, water repellent 50g/l, padding the back is that the polypropylene screen of 15 μ m is compound with thickness, and wherein adhesive is 20g/m
2Polyurethane adhesive, compound condition is that temperature is 110 ℃, speed is 9m/min, above-mentioned compound good material (two-layer) again with chitin fiber and fibre and soya, the blend fabric of cotton fiber (blending part by weight 10: 50: 90) is compound, wherein adhesive is 20g/m
2Polyurethane adhesive, compound condition is that temperature is 110 ℃, speed is 9m/min, obtains three layers of composite and flexible material at last.
Embodiment 8:
Adopt woven all-cotton fabric, earlier through functional treatment, make woven all-cotton fabric soak the compounding agent solution that over-richness is fire retardant 120g/l, antistatic additive 50g/l, water repellent 45g/l, padding the back is that the pore type polypropylene screen of 22 μ m is compound with thickness, and wherein adhesive is 4.5g/m
2Polyurethane adhesive, compound condition is that temperature is 105 ℃, speed is 9m/min, above-mentioned compound good material (two-layer) again with chitin fiber and fibre and soya, the blend fabric of cotton fiber (blending part by weight 30: 15: 80) is compound, wherein adhesive is 4.5g/m
2Polyurethane adhesive, compound condition is that temperature is 105 ℃, speed is 9m/min, obtains three layers of composite and flexible material at last.
Embodiment 9:
Adopt knitting all-cotton fabric, earlier through functional treatment, make knitting all-cotton fabric soak the compounding agent solution that over-richness is fire retardant 100g/l, antistatic additive 55g/l, water repellent 55g/l, padding the back is that the pore type poly tetrafluoroethylene of 18 μ m is compound with thickness, and wherein adhesive is 15g/m
2Acrylic ester adhesive, compound condition is that temperature is 110 ℃, and speed is 8m/min, above-mentioned compound good material (two-layer) again with chitin fiber and fibre and soya, the blend fabric of cotton fiber (blending part by weight 20: 30: 70) is compound, and wherein adhesive is 15g/m
2Polyurethane adhesive, compound condition is that temperature is 110 ℃, speed is 8m/min, obtains three layers of composite and flexible material at last.
Fire retardant FR among the above embodiment-1 is produced by beautiful Dehua, Shanghai worker Co., Ltd; Antistatic additive YZ-1 is produced by Shanghai Ling Zhao development in science and technology Co., Ltd; Water repellent AG-480 becomes chemical industry Co., Ltd. to produce by last hamming.
Claims (11)
1. composite and flexible material, it can stop virus and bacterium to pass through, and also can wet thoroughly, fire-retardant, blocking solution, waterproof, anti-pollution, and have durability, it is characterized in that this composite and flexible material comprises three layers, be respectively outer, intermediate layer and nexine, its ectomesoderm is knitting, woven cotton or chemical ﹠ blended fabric, and the intermediate layer is the hydrophilic functional membrane, and nexine is the fabric that contains chitin fiber, trilaminate material is compound to become one, contain fire retardant in its outer fabric, antistatic additive, water repellent.
2. the described composite and flexible material of claim 1 is characterized in that the nexine fabric is woven or knitting single face top-weight fabric or the mesh fabric that chitin fiber and far infrared, cotton, spun silk or fibre and soya blending are made.
3. composite and flexible material as claimed in claim 2 is characterized in that the nexine fabric is chitin fiber and far IR fibre, the blend fabric of cotton fiber, blending part by weight 10～20: 15～20: 60～70.
4. composite and flexible material as claimed in claim 2 is characterized in that the nexine fabric is chitin fiber and silk flock, the blend fabric of cotton fiber, blending part by weight 10～20: 15～20: 60～75.
5. composite and flexible material as claimed in claim 2 is characterized in that the nexine fabric is chitin fiber and fibre and soya, the blend fabric of cotton fiber, blending part by weight 10～25: 25～30: 50～60.
6. as one of any described composite and flexible material of claim 1-5, it is characterized in that the hydrophilic functional membrane is polyurethane polyethers film or polyurethane film, the thickness of described film is 15～25 μ m.
7. the manufacture method of a composite and flexible material, it is characterized in that: at first knitting or woven cotton or chemical ﹠ blended fabric are carried out functional treatment, add fire retardant, antistatic additive and water repellent, make above-mentioned fabric and environmental protection hydrophilic functional membrane compound, at last that above-mentioned compound good material is compound with the fabric that contains chitin fiber more then through arrangement.
8. the manufacture method of composite and flexible material as claimed in claim 7 is characterized in that the nexine fabric is woven or knitting single face top-weight fabric or the mesh fabric that chitin fiber is made with far infrared, cotton, spun silk or fibre and soya blending respectively.
9. the manufacture method of composite and flexible material as claimed in claim 7 is characterized in that functional treatment adopts with bathing padding method, and concentration is fire retardant FR-1 80～120g/l, antistatic additive YZ-1 30～60g/l, water repellent AG-480 40～60g/l.
10. as the manufacture method of one of any described composite and flexible material of claim 7-9, it is characterized in that internal layer and intermediate layer and the outer field compound method that can adopt point-like, netted, gluing or flame by adhesive, wherein adhesive is an acrylate, and consumption is 10～20g/m
2, or polyurethane, consumption is 2～5g/m
2
11. the manufacture method of composite and flexible material as claimed in claim 10 is characterized in that compound condition is that temperature is 100～110 ℃, speed is 8～10m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03128846 CN1283449C (en) | 2003-05-27 | 2003-05-27 | Durable multifunctional composite flexible material and producing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03128846 CN1283449C (en) | 2003-05-27 | 2003-05-27 | Durable multifunctional composite flexible material and producing method thereof |
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| CN1552569A CN1552569A (en) | 2004-12-08 |
| CN1283449C true CN1283449C (en) | 2006-11-08 |
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| CN 03128846 Expired - Fee Related CN1283449C (en) | 2003-05-27 | 2003-05-27 | Durable multifunctional composite flexible material and producing method thereof |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9114222B2 (en) | 2008-12-16 | 2015-08-25 | Koninklijke Philips N.V. | Phasic respiratory therapy |
| CN102328463A (en) * | 2011-06-01 | 2012-01-25 | 东鹏纺织(苏州)有限公司 | Color-variable waterproof composite fabric |
| CN102687922B (en) * | 2012-06-13 | 2013-12-18 | 威海云龙复合纺织材料有限公司 | Plus material for medical operation garments and cloth for operation |
| CN103622166B (en) * | 2013-09-05 | 2015-09-09 | 际华三五四三针织服饰有限公司 | Flame retardant type underwear knit fabric manufacture craft and fabric |
| CN103478912A (en) * | 2013-09-05 | 2014-01-01 | 吴江秦邦纺织有限公司 | Health maintenance composite shirt |
| CN104385729A (en) * | 2014-11-04 | 2015-03-04 | 常熟市梅李镇赵市盛欣纺织制品厂 | Shoe fabric connected by thermoplastic polyurethane film |
| CN112918048A (en) * | 2021-01-29 | 2021-06-08 | 泉州师范学院(石狮)生态智能织物工程技术研究院 | One-way moisture-conducting medical protective clothing material and preparation method thereof |
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Assignee: Shanghai Panda Wire & Cable Co., Ltd. Assignor: Shanghai Zhongda Science & Technology Development Co., Ltd. Contract fulfillment period: 2006.12.1 to 2011.11.30 contract change Contract record no.: 2008310000140 Denomination of invention: Durable multifunctional composite flexible material and producing method thereof Granted publication date: 20061108 License type: Exclusive license Record date: 2008.10.7 |
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