CN105054401A - Modified nanometer bamboo charcoal mask - Google Patents
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- CN105054401A CN105054401A CN201510480708.6A CN201510480708A CN105054401A CN 105054401 A CN105054401 A CN 105054401A CN 201510480708 A CN201510480708 A CN 201510480708A CN 105054401 A CN105054401 A CN 105054401A
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- 241001330002 Bambuseae Species 0.000 title claims abstract description 95
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 95
- 239000011425 bamboo Substances 0.000 title claims abstract description 95
- 239000003610 charcoal Substances 0.000 title claims abstract description 68
- 239000000843 powder Substances 0.000 claims abstract description 31
- 239000003094 microcapsule Substances 0.000 claims abstract description 28
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 235000013871 bee wax Nutrition 0.000 claims abstract description 11
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 9
- 238000010000 carbonizing Methods 0.000 claims abstract description 3
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
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- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 6
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- Respiratory Apparatuses And Protective Means (AREA)
- Artificial Filaments (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
A modified nanometer bamboo charcoal mask comprises an inner mask and an outer mask, a detaching opening is formed in the inner mask, and a filtering layer is installed inside the detaching opening. The modified nanometer bamboo charcoal mask is characterized in that the filtering layer comprises modified nanometer bamboo charcoal powder obtained by carbonizing and grinding moso bamboo, and then modifying the nanometer bamboo charcoal powder through titanium dioxide; the modified nanometer bamboo charcoal powder and chitosan are prepared into micro-capsules, and then the micro-capsules adhere to the filtering layer through beewax.
Description
the application is application number is 2014103166672, and denomination of invention is the divisional application of the application for a patent for invention of " modified Nano mouth mask extremely preparation method ".
Technical field
The present invention relates to medical sanitary technology field, particularly relate to the antibacterial degerming modified Nano bamboo charcoal respirator of a kind of energy.
Background technology
Some disease of current mankind by respiratory tract infection, as SARS virus, parainfluenza virus, Respiratory Syncytial Virus(RSV), coronavirus, adenovirus, mumps virus, measles virus, rubella virus, varicella-zoster virus etc.The health of people in these viral serious threats, even jeopardizes the life of people.A lot of virus is present in the secretion such as nasal mucus, mouth saliva, sputum of patient, can by air, droplet transmission, and also have certain relation with the tableware polluted in addition, bring very large difficulty to prevention, easy happening and prevelence is even global to be very popular.People in the people of relative closed environment work, the often environment that is in that the crowd is dense, universities, middle and primary schools student are the most easily infected.The current main way for prevention epidemic infectious diseases wears masks exactly, carries out disinfection exactly in addition through Common Disinfectant Solution to environment, the person's of having ready conditions vaccine inoculation.Mouth mask is a kind of face shield, and its cause has had the history of 2500 from ancient times to the present.The common mouth mask circulated in market is generally that degreasing cotton yarn or non-woven fabrics are made, the dust granule suspended in blocks air, but can not effectively antibacterial, moisture absorption, taste of dispelling, therefore have impact on the healthy of people to a great extent.In the prior art, chemical industry etc. are harmful to the industry mouth mask used of human body by respiratory tract, and structure is all very complicated.Traditional medical mask is adopt the sterile gauze of same breed to make substantially, because gauze hole is large, barrier effect is limited, plurality of layers must be used to strengthen blocking effect, such as 8-12 layer, can play the cell entry people respiratory tract stopping and borrow air, droplet transmission to a certain extent, long-time use or use in hot day can be felt under the weather, and affect eupnea.
Bamboo charcoal has distinctive absorption property, can antibacterial, moisture absorption, taste of dispelling, health care, can prevent the invasion and attack of hazardous substance, some prevents pernicious gas in production work and material.The specific area of bamboo charcoal powder can reach 600-800m
2/ g, therefore almost the same with active carbon have powerful characterization of adsorption.
The mouth mask of current bamboo charcoal function is all much adopt bamboo charcoal fiber cloth, and compared with traditional medical mask, adsorption function improves not obvious, and what still adopt is the structure of plurality of layers, affects gas permeability.Also has a kind of filter face mask; generally adopt the activated carbon grain of separate state or bamboo charcoal (charcoal) sheet to use in gauze or filter screen; its larger solid shape not only causes and uses inconvenience, and its specific area and adsorption rate are also be not as large as powdery bamboo charcoal.
Summary of the invention
For solving the problem, the object of the invention is to be to provide a kind of structure simple, there is antibacterial, moisture absorption, taste of dispelling, health care and the good environmental bamboo charcoal mouth mask of long service life, result of use.The method take shitosan as capsule material, and modified Nano bamboo charcoal is core material, the Product Green environmental protection obtained, safe and efficient and have broad-spectrum antibacterial action, arranges on textile, have good washability using beeswax as adhesive by microcapsules.
For achieving the above object, the present invention adopts following technical scheme:
A kind of modified Nano bamboo charcoal respirator, comprises inner cover and outer cover, is inside covered with dismounting mouth, and dismounting mouth is built with filter course, and wherein, described filter course comprises modified Nano bamboo charcoal powder.
Further, modified Nano bamboo charcoal powder in described filter course, that after being carbonized by mao bamboon, grinding obtains nano bamboo powdered carbon, then nano bamboo powdered carbon is carried out modification by titanium dioxide and obtain modified Nano bamboo charcoal powder, be prepared into microcapsules with shitosan, then microcapsules be adhered on filter course by beeswax.
Further, described filter course is multilayer.
Further, the base material of described inner cover and outer cover and filter course is all be made up of electret meltblown polypropylene fibres non-woven fabrics, melt polypropylene is sprayed from spinneret orifice, then superfine fibre is blown out with high velocity, hot air, make it fly to solidifying lace curtaining and cool bonding formation non-woven fabrics, then non-woven fabrics electret is made through electrode discharge, its weight per unit area of the non-woven fabrics of inner cover base material is 20-25g/ ㎡, its weight per unit area of the non-woven fabrics of outer cover base material is 30-45g/ ㎡, its weight per unit area of the non-woven fabrics of filter course base material is 40-60g/ ㎡, described polypropylene fibre comprises charge-enhancing additives and hindered amine as light stabilizer, fibre number is 0.02-0.05 Denier.
A kind of preparation method of modified Nano bamboo charcoal respirator as above, wherein, block bamboo charcoal is broken into the bamboo carbon block of 3cm size, then the salpeter solution putting into 40% soaks 5h, then dry, then hammer type crushing to 120 order, then through airflow milling, bidirectional rotation ball milling, obtain the nano bamboo powdered carbon that particle diameter is less than 100nm, then nano bamboo powdered carbon is made aaerosol solution, add nano titanium oxide, then stir and carry out ultrasonic disperse, supersonic frequency is 20-22kHz, time 15-20min, centrifugal drying obtains modified Nano bamboo charcoal powder, wherein bamboo charcoal powder: the weight ratio of titanium dioxide is 12-20:1, using modified Nano bamboo charcoal powder as core, shitosan is as shell material, be prepared into microcapsules, the cystoblast thickness of microcapsules is 1 μm, diameter is 5 μm, core capsule Thickness Ratio is 12:1, at 75 DEG C, microcapsules are adhered on non-woven fabrics as binding agent by beeswax, obtain filter course.
Further, mao bamboon carries out carbonizing obtaining by described bamboo charcoal, wherein said charing adopts segmentation charing: rise to 250-275 DEG C with the heating rate of 6-8 DEG C/min, charing 3-4h, then rise to 400-450 DEG C with the heating rate of 10-12 DEG C/min, then carbonize 2-3h, finally rise to 660-720 DEG C with the heating rate of 15-18 DEG C/min, and charing process 2-3h, obtain bamboo charcoal.
The present invention adopts segmentation low-temperature carbonization, saves cost on the one hand, keeps the original function of bamboo in addition on the one hand, bamboo effect can be played as the carrier of absorption, the temperature of charing is too high and long, will original performance of destruction bamboo, the advantage of Here it is low-temperature carbonization and strong point.Adopt airflow milling and bidirectional rotation ball milling, make the further refinement of bamboo charcoal powder.Because bamboo charcoal itself has loose structure and stronger characterization of adsorption, after being processed into granular, specific area increases suddenly, and thus characterization of adsorption strengthens suddenly, and deodorizing, fungi-proofing Be very effective increase.
Nano titanium oxide and nano bamboo powdered carbon can obtain modified Nano bamboo charcoal powder by ultrasonic disperse, centrifugal drying, eliminate processing step, cost-saving, and the modified Nano bamboo charcoal powder obtained is antibacterial, bactericidal action is more obvious.
Simultaneously, bamboo charcoal powder is made microcapsules by the present invention, adopt shitosan as cystoblast, and shitosan also has antibiotic and sterilizing effect, and as natural material, to human body without any side effect, nano bamboo powdered carbon is coated in microcapsules, makes it slowly play a role, beeswax is as natural adhesive, microcapsules are arranged on textile, not easily sloughed by washing, give lasting antibacterial, the moisture absorption of mouth mask, taste of dispelling, health care.
Mouth mask of the present invention adopts electret polypropylene non-woven fabric more to there is provided remarkable in-depth filtration effect as base material.
The concentration occurred in present specification, specification digest, claims, wt% is the percentage by weight relative to fabric, and all the other are mass concentration, and percentage is weight percentage.
Detailed description of the invention
Below in conjunction with specific embodiment, in further detail the present invention is described.Should be understood that these embodiments just in order to demonstrate the invention, but not limit the scope of the invention by any way.
embodiment 1
Melt polypropylene is sprayed from spinneret orifice, then superfine fibre is blown out with high velocity, hot air, make it fly to solidifying lace curtaining and cool bonding formation non-woven fabrics, then non-woven fabrics electret is made through electrode discharge, its weight per unit area of the non-woven fabrics of inner cover base material is 25g/ ㎡, its weight per unit area of the non-woven fabrics of outer cover base material is 45g/ ㎡, its weight per unit area of the non-woven fabrics of filter course base material is 60g/ ㎡, described polypropylene fibre comprises charge-enhancing additives and hindered amine as light stabilizer, and fibre number is 0.05 Denier.
Mao bamboon is carried out carbonize and obtain, wherein said charing adopts segmentation charing: rise to 250 DEG C with the heating rate of 6 DEG C/min, charing 3h, then 400 DEG C are risen to the heating rate of 10 DEG C/min, carbonize 3h again, finally rise to 660 DEG C with the heating rate of 15 DEG C/min, and charing process 2h, obtain bamboo charcoal.
Block bamboo charcoal is broken into the bamboo carbon block of 3cm size, then the salpeter solution putting into 40% soaks 5h, then dry, then hammer type crushing to 120 order, then through airflow milling, bidirectional rotation ball milling, obtain the nano bamboo powdered carbon that particle diameter is less than 100nm, then nano bamboo powdered carbon is made aaerosol solution, add nano titanium oxide, then stir and carry out ultrasonic disperse, supersonic frequency is 20kHz, time 15min, centrifugal drying obtains modified Nano bamboo charcoal powder, wherein bamboo charcoal powder: the weight ratio of titanium dioxide is 20:1, using modified Nano bamboo charcoal powder as core, shitosan is as shell material, be prepared into microcapsules, the cystoblast thickness of microcapsules is 1 μm, diameter is 5 μm, core capsule Thickness Ratio is 12:1, at 75 DEG C, microcapsules are adhered on non-woven fabrics as binding agent by beeswax, obtain filter course.
Electret meltblown polypropylene fibres non-woven fabrics makes inner cover and outer cover, is inside covered with dismounting mouth, is loaded by obtained filter course in dismounting mouth and obtains environmental bamboo charcoal mouth mask.
embodiment 2
Melt polypropylene is sprayed from spinneret orifice, then superfine fibre is blown out with high velocity, hot air, make it fly to solidifying lace curtaining and cool bonding formation non-woven fabrics, then non-woven fabrics electret is made through electrode discharge, its weight per unit area of the non-woven fabrics of inner cover base material is 20g/ ㎡, its weight per unit area of the non-woven fabrics of outer cover base material is 30g/ ㎡, its weight per unit area of the non-woven fabrics of filter course base material is 40g/ ㎡, described polypropylene fibre comprises charge-enhancing additives and hindered amine as light stabilizer, and fibre number is 0.02 Denier.
Mao bamboon is carried out carbonize and obtain, wherein said charing adopts segmentation charing: rise to 250 DEG C with the heating rate of 8 DEG C/min, charing 3h, then 450 DEG C are risen to the heating rate of 12 DEG C/min, carbonize 2h again, finally rise to 700 DEG C with the heating rate of 18 DEG C/min, and charing process 2h, obtain bamboo charcoal.
Block bamboo charcoal is broken into the bamboo carbon block of 3cm size, then the salpeter solution putting into 40% soaks 5h, then dry, then hammer type crushing to 120 order, then through airflow milling, bidirectional rotation ball milling, obtain the nano bamboo powdered carbon that particle diameter is less than 100nm, then nano bamboo powdered carbon is made aaerosol solution, add nano titanium oxide, then stir and carry out ultrasonic disperse, supersonic frequency is 21kHz, time 20min, centrifugal drying obtains modified Nano bamboo charcoal powder, wherein bamboo charcoal powder: the weight ratio of titanium dioxide is 12:1, using modified Nano bamboo charcoal powder as core, shitosan is as shell material, be prepared into microcapsules, the cystoblast thickness of microcapsules is 1 μm, diameter is 5 μm, core capsule Thickness Ratio is 12:1, at 75 DEG C, microcapsules are adhered on non-woven fabrics as binding agent by beeswax, obtain filter course.Make two filter layers respectively.
Electret meltblown polypropylene fibres non-woven fabrics makes inner cover and outer cover, is inside covered with dismounting mouth, obtains environmental bamboo charcoal mouth mask by two-layer for obtained filter course loading dismounting mouth.
embodiment 3
Melt polypropylene is sprayed from spinneret orifice, then superfine fibre is blown out with high velocity, hot air, make it fly to solidifying lace curtaining and cool bonding formation non-woven fabrics, then non-woven fabrics electret is made through electrode discharge, its weight per unit area of the non-woven fabrics of inner cover base material is 23g/ ㎡, its weight per unit area of the non-woven fabrics of outer cover base material is 42g/ ㎡, its weight per unit area of the non-woven fabrics of filter course base material is 50g/ ㎡, described polypropylene fibre comprises charge-enhancing additives and hindered amine as light stabilizer, and fibre number is 0.03 Denier.
Mao bamboon is carried out carbonize and obtain, wherein said charing adopts segmentation charing: rise to 275 DEG C with the heating rate of 6 DEG C/min, charing 4h, then 420 DEG C are risen to the heating rate of 10 DEG C/min, carbonize 3h again, finally rise to 720 DEG C with the heating rate of 16 DEG C/min, and charing process 2h, obtain bamboo charcoal.
Block bamboo charcoal is broken into the bamboo carbon block of 3cm size, then the salpeter solution putting into 40% soaks 5h, then dry, then hammer type crushing to 120 order, then through airflow milling, bidirectional rotation ball milling, obtain the nano bamboo powdered carbon that particle diameter is less than 100nm, then nano bamboo powdered carbon is made aaerosol solution, add nano titanium oxide, then stir and carry out ultrasonic disperse, supersonic frequency is 22kHz, time 18min, centrifugal drying obtains modified Nano bamboo charcoal powder, wherein bamboo charcoal powder: the weight ratio of titanium dioxide is 12:1, using modified Nano bamboo charcoal powder as core, shitosan is as shell material, be prepared into microcapsules, the cystoblast thickness of microcapsules is 1 μm, diameter is 5 μm, core capsule Thickness Ratio is 12:1, at 75 DEG C, microcapsules are adhered on non-woven fabrics as binding agent by beeswax, obtain filter course.
Electret meltblown polypropylene fibres non-woven fabrics makes inner cover and outer cover, is inside covered with dismounting mouth, is loaded by obtained filter course in dismounting mouth and obtains environmental bamboo charcoal mouth mask.
embodiment 4
Melt polypropylene is sprayed from spinneret orifice, then superfine fibre is blown out with high velocity, hot air, make it fly to solidifying lace curtaining and cool bonding formation non-woven fabrics, then non-woven fabrics electret is made through electrode discharge, its weight per unit area of the non-woven fabrics of inner cover base material is 25g/ ㎡, its weight per unit area of the non-woven fabrics of outer cover base material is 45g/ ㎡, its weight per unit area of the non-woven fabrics of filter course base material is 40g/ ㎡, described polypropylene fibre comprises charge-enhancing additives and hindered amine as light stabilizer, and fibre number is 0.02 Denier.
Mao bamboon is carried out carbonize and obtain, wherein said charing adopts segmentation charing: rise to 260 DEG C with the heating rate of 7 DEG C/min, charing 3h, then 430 DEG C are risen to the heating rate of 11 DEG C/min, carbonize 3h again, finally rise to 700 DEG C with the heating rate of 17 DEG C/min, and charing process 2h, obtain bamboo charcoal.
Block bamboo charcoal is broken into the bamboo carbon block of 3cm size, then the salpeter solution putting into 40% soaks 5h, then dry, then hammer type crushing to 120 order, then through airflow milling, bidirectional rotation ball milling, obtain the nano bamboo powdered carbon that particle diameter is less than 100nm, then nano bamboo powdered carbon is made aaerosol solution, add nano titanium oxide, then stir and carry out ultrasonic disperse, supersonic frequency is 20kHz, time 15min, centrifugal drying obtains modified Nano bamboo charcoal powder, wherein bamboo charcoal powder: the weight ratio of titanium dioxide is 18:1, using modified Nano bamboo charcoal powder as core, shitosan is as shell material, be prepared into microcapsules, the cystoblast thickness of microcapsules is 1 μm, diameter is 5 μm, core capsule Thickness Ratio is 12:1, at 75 DEG C, microcapsules are adhered on non-woven fabrics as binding agent by beeswax, obtain filter course.Make three layer filtration layer respectively.
Electret meltblown polypropylene fibres non-woven fabrics makes inner cover and outer cover, is inside covered with dismounting mouth, is loaded by obtained filter course three layers in dismounting mouth and obtains environmental bamboo charcoal mouth mask.
Claims (2)
1. a modified Nano bamboo charcoal respirator, comprise inner cover and outer cover, inside be covered with dismounting mouth, dismounting mouth, built with filter course, is characterized in that, described filter course comprises modified Nano bamboo charcoal powder, modified Nano bamboo charcoal powder in described filter course, is that after being carbonized by mao bamboon, grinding obtains nano bamboo powdered carbon, then nano bamboo powdered carbon is carried out modification by titanium dioxide and obtain modified Nano bamboo charcoal powder, be prepared into microcapsules with shitosan, then microcapsules be adhered on filter course by beeswax.
2. the modified Nano bamboo charcoal respirator as described in any one of claim 1, it is characterized in that, described modified Nano bamboo charcoal respirator is made up of following methods: the bamboo carbon block block bamboo charcoal being broken into 3cm size, then the salpeter solution putting into mass percent 40% soaks 5h, then dry, then hammer type crushing to 120 order, then through airflow milling, bidirectional rotation ball milling, obtain the nano bamboo powdered carbon that particle diameter is less than 100nm, then nano bamboo powdered carbon is made aaerosol solution, add nano titanium oxide, then stir and carry out ultrasonic disperse, supersonic frequency is 20-22kHz, time 15-20min, centrifugal drying obtains modified Nano bamboo charcoal powder, wherein nano bamboo powdered carbon: the weight ratio of titanium dioxide is 12-20:1, using modified Nano bamboo charcoal powder as core, shitosan is as shell material, be prepared into microcapsules, the cystoblast thickness of microcapsules is 1 μm, diameter is 5 μm, core capsule Thickness Ratio is 12:1, at 75 DEG C, microcapsules are adhered on non-woven fabrics as binding agent by beeswax, obtain filter course, mao bamboon carries out carbonizing obtaining by described bamboo charcoal, wherein said charing adopts segmentation charing: rise to 250-275 DEG C with the heating rate of 6-8 DEG C/min, charing 3-4h, then 400-450 DEG C is risen to the heating rate of 10-12 DEG C/min, carbonize 2-3h again, finally rise to 660-720 DEG C with the heating rate of 15-18 DEG C/min, and charing process 2-3h, obtain bamboo charcoal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410316667.2A CN104041963B (en) | 2014-07-06 | 2014-07-06 | Modified Nano bamboo charcoal respirator and preparation method thereof |
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| CN201510480708.6A Pending CN105054401A (en) | 2014-07-06 | 2014-07-06 | Modified nanometer bamboo charcoal mask |
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| CN106517141A (en) * | 2016-12-27 | 2017-03-22 | 郑州人造金刚石及制品工程技术研究中心有限公司 | Novel hair charring method |
| CN107354721A (en) * | 2017-07-05 | 2017-11-17 | 马鞍山市鑫程纳米新材料科技有限公司 | A kind of preparation method of multiple-effect non-woven fabrics |
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| CN104041963B (en) * | 2014-07-06 | 2015-10-07 | 新昌县鸿裕工业产品设计有限公司 | Modified Nano bamboo charcoal respirator and preparation method thereof |
| CN104294477A (en) * | 2014-09-30 | 2015-01-21 | 阳普医疗（湖南）有限公司 | Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask |
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| CN113026204A (en) * | 2021-02-23 | 2021-06-25 | 丹视(上海)智能科技有限公司 | Nano-copper antibacterial antiviral melt-blown fabric and preparation method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104041963B (en) | 2015-10-07 |
| CN104041963A (en) | 2014-09-17 |
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