CN100334292C - Nanometer silver antiseptic yarn and its production process - Google Patents
Nanometer silver antiseptic yarn and its production process Download PDFInfo
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- CN100334292C CN100334292C CNB011022671A CN01102267A CN100334292C CN 100334292 C CN100334292 C CN 100334292C CN B011022671 A CNB011022671 A CN B011022671A CN 01102267 A CN01102267 A CN 01102267A CN 100334292 C CN100334292 C CN 100334292C
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Abstract
The present invention discloses nano silver antibacterial yarn. Ultrafine particle silver is attached between the fibers or to the fibers of the yarn, the surface layer of the ultrafine particle silver is silver oxide, the core is metal silver, and the particle diameter is from 1 to 900 nanometers. The yarn can be used as an article for daily use for people, and can be used as the functional yarn for treating skin infections and skin superficial mycosis infections for patients with traumas, and preventing and treating the infections of incisional wounds after the incision operations of surgical operations.
Description
The invention relates to a kind of antiseptic yarn and manufacture method thereof, more particularly, is about a kind of nanometer silver antiseptic yarn and manufacture method thereof, is that application number is 00124854.5 continuity patent.
Functional textile be this century the eighties at first propose by Germany scientist, and meet with a response in developed country rapidly, countries in the world have all been dropped into substantial contribution and have been researched and developed, and come out and are applied to clinical at portable existing procucts on the medicinal functional yarn of human body so far; But do not see breakthrough in the medicinal functional yarn of human body at Nonimplantation, the definition that main cause is to define this yarn must be carrier with the yarn, good stability, to the treatment of human body diseases ultra high efficiency, long-acting, low toxicity and auxiliary curing function or the like, the sort of anything but simple the sort of notion that sprinkles with the medicine dip-coating comes down to a kind of brand-new novel " stype ".
In the clear 54-151669 of Japan Patent, a kind of bactericidal properties cloth is disclosed, its compound resin solution independent or mixture that will contain copper, silver (6 microns of average grain diameters) is handled yarn, be made into bactericidal properties cloth again after making this solution evenly be coated on the surface of yarn, this product can be made the lining of rubber boot, canvas shoes and socks.
In Japan " process technology " vol.17 N07 report, handle acrylic fiber with copper and sulfide, get acrylic fibers-copper sulfide compound, it has bacteriostasis to staphylococcus aureus, Escherichia coli, hay bacillus, the thread tinea alba bacterium of skin.
At Chinese invention patent CN87100231A, exercise question is " antibiotic odourproof fiber yarn and a manufacture method ", open day: disclose a kind of antimicrobial yarn in 18 days November in 1987, it is with acrylic fibers yarn priority and Cu
+, Viride Nitens 4 composite crosslinkings, product has bacteria resistance function to 10 bacterial classifications such as staphylococcus aureus, MRSA, white Portugal coccus, Candida albicanss, it can be used as underwear, socks, shoe-pad and the medical industry of antibacterial deodourizing, the Work Clothes of food industry.
In the flat 3-136649 of Japan Patent, the applying date: disclose a kind of anti-bacteria cloth that prevents mastitis for milk cows in 24 days October in 1989.It is compound with the coordinate bond form with silver ion and polyacrylonitrile, and product has inhibitory action to 6 kinds of bacterial classifications such as streptococcus, staphylococcus, can be used as the anti-bacteria cloth of wiping cow breast nipple with the mammitis of prevention milk cow.
More than these products antibacterial action is all arranged, but antimicrobial spectrum is wide, effect is not obvious, and different fully with the present invention.
One of purpose of the present invention provides a kind of antimicrobial yarn and manufacture method thereof.
Two of purpose of the present invention provides a kind of nanometer silver antiseptic yarn.
Three of purpose of the present invention provides a kind of manufacture method of nanometer silver antiseptic yarn.
These and other objects of the present invention will and be described and further set forth by following detailed description.
In nanometer silver antiseptic yarn of the present invention, be attached with ultra micron silver between the fiber of yarn or on the fiber, the superficial layer of ultra micron silver is a silver oxide, and core is an argent, and the ultra micron silver granuel directly is a rice in 1～900; Between the fiber of yarn or the amount of the ultra micron silver that adheres on the fiber be 2～200 micrograms/centimetre
2
The preparation method of nanometer silver antiseptic yarn of the present invention comprises degreasing, rinsing, oven dry, goes up creel, padding finishing liquid, rolls dried, drying, batches, steps such as dividing sinker, washing and winder.
Wherein, described degreasing is the boiling-off degreasing, rinsing 3～4 times repeatedly then, and the dehydration back is with 70 ℃～90 ℃ hot-air seasonings or microwave drying; Described creel and the padding finishing liquid gone up comprises and is arranged in the tube yarn on the creel in an orderly manner, then with the single thread of marshalling in deflector roll is immersed in treatment fluid, keep the liquid level certain height, make yarn fully soak into padding finishing liquid, pick-up rate is 60～90%, uses the hot air circulation drying then under air blast and exhausting condition, and the time is 2～4 minutes, temperature is 130～180 ℃, and guarantees sufficient oxygen; At last will be on beaming roller through the Yarn reeling behind the drying, dividing sinker will batch threads on beaming roller and be divided into single and fall then, and the residue of handling on the yarn of back is cleaned and dehydration.
In the present invention, described dressing liquid contains: (in 200 kilograms of yarns)
5～30 kilograms of silver nitrates, 15～40 liters of ammoniacal liquor,
Add water to 1000 liters.
Further dressing liquid also contains 1～20 kilogram of glucose.
Dressing liquid of the present invention also can adopt following prescription: (in 200 kilograms of yarns)
5～30 kilograms of silver nitrates, 15～40 liters of ammoniacal liquor,
0.8～3 kilogram in NaOH, 0.2～10 kilogram of glucose,
0.2～0.5 liter in nitric acid, surplus are that water amounts to 1000 liters.
In the present invention, described yarn can be the blending product of natural fabric or synthetic fiber and natural fabric and synthetic fiber, preferential natural fabric, best is cotton fiber product or viscose product, also can adopt the blending product of cotton fiber and viscose.
In the present invention, if necessary, can also add the processing method of some textile industry routines, comprise soft treatment, antibacterial treatment etc.; Can certainly comprise in conjunction with the conventional knowledge of this specialty and omit one or more steps by actual conditions, as long as but can prepare product.
Product of the present invention can be used as medical (outward) material and the skin infection of treatment traumatic patient and the material of superficial skin fungus infection and prevention of surgical incision postoperative and treatment infection of incisional wound of treatment burn and scald, also can be used as daily living article.
The antifungal mechanism of product of the present invention is:
Ag
+Sulfydryl-SH easy and in the electronegative bacterioprotein combines, the organized enzyme loss of activity that some bacteriums are depended on for existence, thus reach fungistatic effect.
In the present invention, according to classical theory, silver has bactericidal action preferably, and sterilization mechanism is:
Silver is more stable material, substantially water insoluble, and the sterilizing power of itself and antimicrobial spectrum were both so wideless so by force yet, this is bad solution in macrocosm, so must in the microcosmos of nano science, seek answer, be applied to clinical in treatment of diseases and the prevention.The Nano Silver technology is the product that is based upon on quantum chemistry, materials chemistry, the biochemistry three big basic subjects, by with the granular on the material yardstick of silver, makes it reach 10
-9The nanometer scale of m, make full use of its skin effect, small-size effect and utilize various new specific physique and the effect that are different from macrocosm silver that it reflects, realize that it is long-lasting, broad spectrum activity, antibiotic strong, good stability, chance water effect not only do not weaken, the characteristic of Zeng Qianging and in killing the process of pathogenic bacteria on the contrary is not subjected to influence or the like the characteristic of human body acid-base degree.The penetrability of silver is strengthened simultaneously, promotes promoting regeneration of tissue for astringency, brings into play its treatment function.Because its surface area increases greatly, bigger variation also takes place in surface texture, and surface-activity strengthens greatly, and show high specific function, after testing, be 0.16～8.97 mg/ml to the MIC of pathogenic bacteria, MBC is 3.05～81.97 mg/ml, and its sterilizing ability has improved more than 200 times.
The Nano Silver yarn that applying nano silver fabrication techniques goes out is with a wide range of applications on the medicinal functional yarn of human body at Nonimplantation, is applied to go back preventable disease simultaneously body surface, the membrane disease except that being made into various antiseptic dressings; In addition, more extensive on the various antibacterial products Application and Development of human lives, work, as be made into various antibiotic clothes, bedding, socks footwear or the like textiles, light industrial goods and hospital equipment etc.We can say that the application of Nano Silver will make the human lives that the raising of a matter be arranged, Nano Silver medicinal functional yarn will start one and take turns new Industrial Revolution, will promote shooting up and developing of medicinal functional yarn industry.
Nanometer silver antiseptic yarn of the present invention (hereinafter to be referred as LBDF) is through test, and every index is as follows:
1, long-lasting:
Make extracorporeal bacteria inhibitor test with the LBDF original without any processing through following 3 kinds of modes again after handling, the result confirms that treated LBDF and its fungistatic effect of LBDF original are constant substantially.
(1) washing is 50 times, washes clear water rinsing, totally 50 times by rubbing with the hands with soap is manual at every turn;
(2) washing is 100 times, only washes by rubbing with the hands totally 100 times with cleaning at every turn;
(3) LBDF steeps (changing water every day) through 45 days water logging.
2, broad spectrum activity:
(1) extracorporeal bacteria inhibitor test of LBDF:
LBDF is carried out MH flat board (or Colombia's agar plate or blood plate) extracorporeal bacteria inhibitor test, and identification of strains and drug sensitive test are with the French Vitek-32 of Biomerieux SA microorganism fully-automatic analyzer.Test specimen comprises the LBDF original of not doing any processing and the LBDF that handles through aforementioned (1), (2).The bacterial classification of extracorporeal bacteria inhibitor test comprises that gram-positive bacteria, Gram-negative bacteria, fungi and brood cell etc. amount to more than 40 pathogenic species.The result proves that LBDF shows obvious bacteria resistance function to these more than 40 bacterial classifications, and these more than 40 bacterial classifications remove that a few is arranged is the international standard bacterial strain, and great majority are bacterial strains of separating from patient's secretion, and its antibacterial difficulty is bigger.
Above extracorporeal bacteria inhibitor test is to be detected by medicine test center Microbiological Lab of the entire PLA of the Chinese People's Liberation Army.
The antibacterial result of LBDF antimicrobial yarn and 8 kinds of antibacterials
| Bacterium name source | LBDF antimicrobial yarn and control group bacteriostatic diameter | Antibacterials MIC method drug sensitivity tests | ||||||||||
| Not washing | Wash 50 times | Wash 100 times | Negative control | Erythromycin | Oxacillin | The ampicillin | Cephazoline | Zinacef | Cefotaxime | Gentamicin | Ciprofloxacin | |
| Staphylococcus aureus ATCC25923 | 20 | 18 | 18 | 7 | 24 | S | S | S | S | S | S | S |
| Escherichia coli ATCC25922 | 15 | 14 | 14 | 7 | 10 | S | S | S | S | S | S | |
| Pseudomonas aeruginosa ATCC27853 | 13 | 12 | 12 | 7 | 6 | S | S | S | ||||
| C.perfringens CMCC (B) 64606 | 10 | |||||||||||
| Staphylococcus aureus (MRSE) secretion | 19 | 17 | 17 | 7 | 6 | R | R | R | R | R | R | R |
| Staphylococcus epidermidis (MRSE) secretion | 20 | 17 | 17 | 7 | 6 | R | R | R | R | R | R | R |
| Micrococcus scarlatinae secretion | 11 | 8 | 8 | 7 | 6 | S | S | S | S | S | S | S |
| Diplococcus gonorrhoeae secretion | 11 | 10 | 10 | 7 | 31 | S | S | S | S | S | S | |
| Escherichia coli secretion | 17 | 15 | 15 | 7 | 6 | R | R | R | R | R | R | |
| Enterobacter cloacae secretion | 10 | 8 | 8 | 7 | 11 | R | R | R | R | R | R | |
| Clostridium perfringen secretion | 15 | 13 | 13 | 7 | 6 | R | R | R | R | R | R |
| Pseudomonas aeruginosa secretion | 17 | 15 | 15 | 7 | 6 | R | R | R | R | R | R |
| Stenotrophomonas maltophilia secretion | 16 | 13 | 14 | 7 | 6 | R | R | R | S | R | S |
| Acinetobacter bauamnnii secretion | 15 | 12 | 12 | 7 | 19 | R | R | R | S | S | S |
| Klebsiella Pneumoniae secretion | 17 | 14 | 14 | 7 | 6 | R | R | R | S | R | S |
| Serratia marcesens secretion | 18 | 13 | 14 | 7 | 6 | R | R | R | R | R | S |
| Take labor ground citrobacter secretion | 13 | 10 | 10 | 7 | 6 | R | R | R | R | R | R |
| Thunder amasss Pu Luoweideng bacterium secretion | 15 | 13 | 13 | 7 | 6 | R | R | R | S | R | S |
| Aeromonas hydrophila secretion | 13 | 11 | 13 | 7 | 16 | R | R | R | S | R | S |
| Aeromonas sobria secretion | 14 | 12 | 12 | 7 | 17 | R | I | I | S | R | S |
| Vibrio vulnificus secretion | 19 | 17 | 17 | 7 | 6 | R | R | R | S | I | S |
| Proteus mirabilis secretion | 13 | 11 | 11 | 7 | 9 | R | R | R | S | R | R |
| Proteus vulgaris secretion | 12 | 10 | 11 | 7 | 6 | R | R | R | S | R | R |
| Pan Shi proteus secretion | 11 | 10 | 10 | 7 | 6 | R | R | I | S | R | S |
| Candida albicans secretion | 23 | 21 | 21 | 7 | 6 | ||||||
| Candida tropicalis secretion | 20 | 17 | 17 | 7 | 6 | ||||||
| Candida parapsilosis secretion | 21 | 20 | 20 | 7 | 6 | ||||||
| Torulopsis glabrata secretion | 28 | 27 | 27 | 7 | 6 |
Annotate: S: responsive I: the R of intermediary: resistance
Above result shows, MS all has inhibitory action to 20 strain bacteriums, and the bacterium that commute develops immunity to drugs, as staphylococcus aureus persister (MRSA), Pseudomonas aeruginosa, Pseudomonas Maltophilia and nitrate-negative bacillus etc. all has inhibitory action, high pressure and wash 20 times and 50 times after all with without the washing the same, bacteriostasis is not had obvious influence, and new raising has been arranged.
3, LBDF has excellent bacteriostasis property to the drug resistance pathogenic bacteria
LBDF and 8 antibacterials are made extracorporeal bacteria inhibitor test to 28 pathogenic bacteria simultaneously, the result shows that LBDF all shows tangible bacteria resistance function to 28 bacterial classifications, erythromycin only has bacteria resistance function to 8 bacterial classifications, Oxacillin (2), ampicillin (4), cephazoline (4), Zinacef (4), cefotaxime (15), gentamicin (6), Ciprofloxacin (14).
The extracorporeal bacteria inhibitor test that experimental results show that LBDF and these 8 antibacterials compares, and the bacteria resistance function that LBDF has a clear superiority in to chemical sproof bacterial classification is described.
4, pharmacokinetic
With cavy and rabbit is subjects, and LBDF is to skin acute toxicity test, irritant test, hypersensitive test.Test unit: hospital general's pharmacology section of Nanjing Military Command.Result of the test proof LBDF avirulence, nonirritant, no anaphylaxis.
5, clinical verification
Carried out clinical verification through after the above-mentioned test, existing existing:
(1) 50 clinical reports that a burn case of hospital general, Chinese People's Liberation Army Nanjing Burn and Plastic Surgery Dept. work.
(2) clinical report of the II class otch clinical follow of Jiangsu Prov. People's Hospital department of general surgery work.
(3) clinical report of the superficial skin fungus of Inst. of Dermatology, Chinese Academy of Medical Sciences's work.
Also have hospital of a few family that clinical testings such as skin-grafting area, tumour otch clinical follow, burn and scald, skin ulcer observation are carried out in addition.
Below further specify the present invention by specific embodiment, but embodiment only be used for the explanation, can not limit the scope of the invention.
In the present invention, if not refer in particular to, all parts, amount are the unit of weight based on gross weight.
Example 1
Take by weighing 8 kilograms of silver nitrates, be dissolved in 350 premium on currency, add 25 liters of concentrated ammonia liquors, adding water, to make its volume be 1000 liters, and mix.The cotton yarn boiling-off degreasing that purchase is obtained, rinsing 3～4 times repeatedly then, the dehydration back is with 70 ℃～90 ℃ hot-air seasonings or microwave drying, and the yarn after the degreasing reaches the related standards of the Ministry of Public Health about absorbent gauze; Then the tube yarn is arranged on the creel in an orderly manner, the single thread of marshalling in deflector roll is immersed in treatment fluid, is kept the liquid level certain height, make yarn fully soak into padding finishing liquid, pick-up rate is 60; Roll yarn after doing and enter that use hot air circulation drying, time in the drying case be 4 minutes, temperature is 130 ℃, and guarantees the oxygen of abundance; At last will be on beaming roller through the Yarn reeling behind the drying, dividing sinker will batch threads on beaming roller and be divided into single and fall, and the residue of handling on the yarn of back is cleaned and dehydration, and the yarn network is become cheese.
Example 2
Take by weighing 20 kilograms of silver nitrates, be dissolved in 650 premium on currency, add 35 liters of concentrated ammonia liquors, adding water, to make its volume be 1000 liters, and mix.The cotton yarn boiling-off degreasing that purchase is obtained, rinsing 3～4 times repeatedly then, the dehydration back is with 70 ℃～90 ℃ hot-air seasonings or microwave drying, and the yarn after the degreasing reaches the related standards of the Ministry of Public Health about absorbent gauze; Then the tube yarn is arranged on the creel in an orderly manner, the single thread of marshalling in deflector roll is immersed in treatment fluid, is kept the liquid level certain height, make yarn fully soak into padding finishing liquid, pick-up rate is 80; Roll yarn after doing and enter that use hot air circulation drying, time in the drying case be 2 minutes, temperature is 160 ℃, and guarantees the oxygen of abundance; At last will be on beaming roller through the Yarn reeling behind the drying, dividing sinker will batch threads on beaming roller and be divided into single and fall, and the residue of handling on the yarn of back is cleaned and dehydration, and the yarn network is become cheese.
Example 3
Take by weighing 15 kilograms of silver nitrates, be dissolved in 550 premium on currency, add 25 liters of concentrated ammonia liquors, get 3 kilograms of glucose, be dissolved in 100 premium on currency, adding water, to make its volume be 1000 liters, and mix, and all the other methods are with example 1.
Example 4
Take by weighing 28 kilograms of silver nitrates, be dissolved in 750 premium on currency, add 35 liters of concentrated ammonia liquors, get 5 kilograms of glucose, be dissolved in 100 premium on currency, add 0.3 liter of red fuming nitric acid (RFNA) again, 1 kilogram in NaOH, adding water, to make its volume be 1000 liters, and mix, all the other methods are with example 2.
Example 5
Take by weighing 10 kilograms of silver nitrates, be dissolved in 350 premium on currency, add 15 liters of concentrated ammonia liquors, get 0.8 kilogram of glucose, be dissolved in 60 premium on currency, add 0.4 liter of red fuming nitric acid (RFNA) again, 2 kilograms in NaOH, adding water, to make its volume be 1000 liters, and mix, all the other methods are with example 2.
Claims (5)
1, a kind of preparation method of nanometer silver antiseptic yarn, it is characterized in that comprising degreasing, rinsing, oven dry, go up creel, padding finishing liquid, roll dried, drying, batch, dividing sinker, washing and winder step, wherein said dressing liquid in 200 kilograms of yarns prescriptions is:
5～30 kilograms of silver nitrates, 15～40 liters of ammoniacal liquor,
0.8～3 kilogram in NaOH, 0.2～10 kilogram of glucose,
0.2～0.5 liter in nitric acid, surplus are that water amounts to 1000 liters.
2, the preparation method of nanometer silver antiseptic yarn according to claim 1 is characterized in that described degreasing is the boiling-off degreasing, rinsing 3～4 times repeatedly then, and the dehydration back is with 70 ℃～90 ℃ hot-air seasonings or microwave drying.
3, the preparation method of nanometer silver antiseptic yarn according to claim 1, it is characterized in that described creel and the padding finishing liquid gone up comprises and is arranged in the tube yarn on the creel in an orderly manner, then with the single thread of marshalling in deflector roll is immersed in treatment fluid, keep the liquid level certain height, yarn is fully soaked into.
4, the preparation method of nanometer silver antiseptic yarn according to claim 1 is characterized in that with yarn padding finishing liquid, pick-up rate is 60～90%, under air blast and exhausting condition, use the hot air circulation drying then, time is 2～4 minutes, and temperature is 130～180 ℃, and guarantees sufficient oxygen.
5, the preparation method of nanometer silver antiseptic yarn as claimed in claim 1, it is characterized in that will be through the Yarn reeling behind the drying on beaming roller, dividing sinker will batch threads on beaming roller and be divided into single and fall then, and the residue of handling on the yarn of back is cleaned and dehydration.
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| CNB011022671A CN100334292C (en) | 2001-01-20 | 2001-01-20 | Nanometer silver antiseptic yarn and its production process |
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| CNB011022671A CN100334292C (en) | 2001-01-20 | 2001-01-20 | Nanometer silver antiseptic yarn and its production process |
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| CN100334292C true CN100334292C (en) | 2007-08-29 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156624C (en) * | 2001-06-22 | 2004-07-07 | 朱红军 | Aggregation-preventing wide-spectrum antiseptic nanometer silver knitted article and fabric and their industrial production process |
| EP1834030A4 (en) * | 2004-12-21 | 2010-03-10 | Anson Nanotechnology Group Co | Manufacturing methods and applications of antimicrobial plant fibers having silver particles |
| US8399027B2 (en) | 2005-04-14 | 2013-03-19 | 3M Innovative Properties Company | Silver coatings and methods of manufacture |
| US20070166399A1 (en) | 2006-01-13 | 2007-07-19 | 3M Innovative Properties Company | Silver-containing antimicrobial articles and methods of manufacture |
| CN101787646A (en) * | 2010-03-05 | 2010-07-28 | 浙江理工大学 | Antibiosis sorting method of fiber textile containing cellulose |
| CN101947330A (en) * | 2010-09-03 | 2011-01-19 | 长沙海润生物技术有限公司 | Silver ion antibacterial medicinal dressing and preparation method thereof |
| RU2659267C1 (en) * | 2017-08-24 | 2018-06-29 | Федеральное государственное бюджетное учреждение науки Институт химии твердого тела Уральского отделения Российской академии наук | Silver-containing fabric of vegetable origin production method |
| CN108677519A (en) * | 2018-06-12 | 2018-10-19 | 吴秀华 | A kind of preparation facilities and preparation method thereof of uvioresistant BCF expanded wires |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1241662A (en) * | 1999-07-27 | 2000-01-19 | 蒋建华 | Long-acting wide-spectrum antiseptic nanometer silver fabric and its making method |
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| CN1241662A (en) * | 1999-07-27 | 2000-01-19 | 蒋建华 | Long-acting wide-spectrum antiseptic nanometer silver fabric and its making method |
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