CN107903431A - Antibacterial sponge microphone cover and preparation method thereof - Google Patents

Antibacterial sponge microphone cover and preparation method thereof Download PDF

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Publication number
CN107903431A
CN107903431A CN201710982206.2A CN201710982206A CN107903431A CN 107903431 A CN107903431 A CN 107903431A CN 201710982206 A CN201710982206 A CN 201710982206A CN 107903431 A CN107903431 A CN 107903431A
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antibacterial
preparation
sponge
microphone cover
agent
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章发林
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Wuhu Pipilu Technology Co Ltd
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Wuhu Pipilu Technology Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0014—Use of organic additives
    • C08J9/0023—Use of organic additives containing oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/104—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof
    • C08J9/105—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof containing sulfur
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/107—Nitroso compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2405/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
    • C08J2405/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof

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  • Polymers & Plastics (AREA)
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Abstract

The invention discloses a kind of antibacterial sponge microphone cover and preparation method thereof, this method includes：Konjaku flour, antibacterial filler, foaming agent, wetting agent and gelling agent are added in boiling water and are stirred obtained feed liquid M1；The feed liquid M1 is transferred in sponge-type embryo, at room temperature stand after be heat-treated be made material embryo；Directly the antibacterial sponge microphone cover is made in vacuum freeze drying after the material embryo is freezed, and by the antibacterial sponge microphone sleeve forming, cuts out and process the obtained antibacterial sponge microphone cover.Wherein, the antibacterial filler is mixed with to obtain by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, hodmadod and locust shell；The anti-microbial property is excellent, can effectively prevent microphone user from bacterium infection or cross-infection occurs.The raw material sources of the antibacterial sponge microphone cover are extensive and durable environmental protection, suitable for widely using.

Description

Antibacterial sponge microphone cover and preparation method thereof
Technical field
The present invention relates to sponge manufacturing field, and in particular, to a kind of antibacterial sponge microphone cover and preparation method thereof.
Background technology
Sponge products it is widely used, such as face cleaning is flutterred, cleaning sponge and sanitary microphone cover etc..Wherein, microphone is either The speech ciphering equipments such as microphone, all can frequently use in daily life and work, rise and the prevalence of especially current network direct broadcasting Under trend, the routine work of main broadcasters is exactly against microphone or microphone.
It is well known that when using microphone or microphone, mouth is closer apart from the distance of microphone, so whether makes With public place microphone in place such as KTV, bar or it is live when main broadcaster dedicated microphone, microphone, using one section It all can cause microphone surface moisture after time and easily grow bacterium, so may result in microphone user and be easily subject to bacterium sense Even germ cross-infection is contaminated, so as to seriously affect the health of user.
At present, microphone cover is as a kind of a kind of one of effective measures that can reduce the growth of microphone surface bacteria, but very More businessmans are unwilling to replace microphone cover in time for cost-effective or workload, and most microphone cover is only merely general at present Logical sponges cover either nonwoven cloth case, its antibacterial, bacteriostasis property are much insufficient.Therefore, the anti-microbial property of sponge product is particularly It is important.And it is current, although having many documents (CN101423613, CN102512355A) it has been reported that some environmentally friendly konjaku seas Continuous product and preparation method thereof, but not publicly how to further improve the anti-microbial property of sponge product.
The content of the invention
The object of the present invention is to provide a kind of antibacterial sponge microphone cover and preparation method thereof, the anti-microbial property is excellent, can Effectively prevent microphone user from bacterium infection or cross-infection occurs.The raw material sources of the antibacterial sponge microphone cover are extensive and resistance to With environmental protection, suitable for widely using.
To achieve these goals, the present invention provides a kind of preparation method of antibacterial sponge microphone cover, including：
Konjaku flour, antibacterial filler, foaming agent, wetting agent and gelling agent are added in boiling water and are stirred obtained feed liquid M1；
The feed liquid M1 is transferred in sponge-type embryo, at room temperature stand after be heat-treated be made material embryo；
By the material embryo freeze after directly vacuum freeze drying i.e. be made the antibacterial sponge, by the antibacterial sponge into Type, cut out and process the obtained antibacterial sponge microphone cover；
Wherein, the antibacterial filler is by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, the five tastes Son, crab shell, hodmadod and locust shell are mixed with to obtain.
Through the above technical solutions, present invention selection is straight by konjaku flour, antibacterial filler, foaming agent, wetting agent and gelling agent Connect to be added in the lump in boiling water and be stirred to obtain feed liquid M1；Then feed liquid M1 stood, be thermally treated resulting in material embryo；Finally Directly vacuum freeze drying is antibacterial sponge microphone cover to be made and then processes the antibacterial sponge microphone has been made after material embryo freezing Set.Foaming agent and other components are added in boiling water in the lump in the preparation method feed liquid M1, material embryo and sponge, technique has been made Step is simple, and the sponge microphone cover anti-microbial property made from antibacterial sponge microphone cover processing is excellent, can widely use.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The endpoint of disclosed scope and any value are not limited to the accurate scope or value herein, these scopes or Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively It can be combined with each other between the endpoint value of a scope and single point value, and individually between point value and obtain one or more New number range, these number ranges should be considered as specific open herein.
The present invention provides a kind of preparation method of antibacterial sponge microphone cover, including：
Konjaku flour, antibacterial filler, foaming agent, wetting agent and gelling agent are added in boiling water and are stirred obtained feed liquid M1；
The feed liquid M1 is transferred in sponge-type embryo, at room temperature stand after be heat-treated be made material embryo；
Freezed after the material embryo is pricked out multiple uniform holes, the antibacterial sponge words are made in last vacuum freeze drying Jacket casing；
Wherein, the antibacterial filler is by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, the five tastes Son, crab shell, hodmadod and locust shell are mixed with to obtain.
In above-mentioned technical proposal, the specific dosage of each raw material can select in wide scope, but in order to further carry The anti-microbial property of antibacterial sponge microphone cover made from height, it is preferable that the konjaku flour, antibacterial filler, foaming agent, wetting agent, solidifying The weight ratio of jelly and boiling water is 1100：8~13：1~2：3~5：7~9：100~150.
In above-mentioned technical proposal, the rotating speed of the stirring can select in wide scope, but in order to further improve Mutual synergistic effect between preparation efficiency and mixing effect and then raising raw material, it is preferable that the rotating speed of the stirring is 3000 ~5000rpm.
In above-mentioned technical proposal, the time of the standing can control in wide scope, but in order to further improve Preparation efficiency and standing effect and then raising anti-microbial property, it is preferable that the time of the standing is 6~8h.
In above-mentioned technical proposal, the condition of the heat treatment can control in wide scope, but in order to further carry High preparation efficiency and thermal effectiveness and then improve anti-microbial property, it is preferable that the condition of the heat treatment is：120~150 DEG C, And/or the time is 1~2h.
In above-mentioned technical proposal, the freezing, vacuum drying condition can control in wide scope, but in order to Further improve preparation efficiency and refrigerating effect, drying effect, it is preferable that the condition of the freezing is：Temperature for -10 DEG C~- 25 DEG C, and/or the time is 2-3d；
The condition of the vacuum freeze drying is：Pressure is 5-10Pa, and temperature is -25 DEG C~-40 DEG C, time 3-5h.
In above-mentioned technical proposal, control in the scope that the specific species of the foaming agent, wetting agent and gelling agent can be wide System, but in order to further improve the anti-microbial property of obtained antibacterial sponge microphone cover, it is preferable that
The foaming agent is the one or more in blowing agent AC, blowing agent H, foaming agent OBSH and foaming agent TSH；
The wetting agent is glycerine and/or sorbierite；
The gelling agent is potassium carbonate, saleratus, sodium carbonate, calcium carbonate, calcium bicarbonate, calcium lactate, calcium oxide and hydrogen One or more in calcium oxide.
In above-mentioned technical proposal, control in the scope that the source of the antibacterial filler or species can be wide, but in order to Further improve the anti-microbial property of obtained antibacterial sponge microphone cover, it is preferable that the antibacterial filler is made by following methods：Will Tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, hodmadod and locust shell are added to Mixed in limewash, boiling be made slurry M1；
The slurry is rinsed, shines white, dnockout, drying, grinding with obtained coarse fodder M2；
Chitosan, allicin and curcumol are added in the coarse fodder M2 to be mixed the sponge antibacterial is made Filler；
The tealeaves, limewash, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, snail Ox shell, locust shell, chitosan, the weight ratio of allicin and curcumol are 100：120-150：10-15：5-15：1-5：1-5：5- 10：1-5：1-5：1-5：5-10：3-5：5-9：5-10：1-5：1-3.
In above-mentioned technical proposal, the boiling, the condition of drying can control in wide scope, but in order to further Improve the effect of preparation efficiency and boiling and then improve anti-microbial property, it is preferable that the condition of the boiling is：Temperature is 110- 115 DEG C, and/or the time is 5-7d；
The condition of the drying is：Temperature is 50-60 DEG C, and/or the time is 12-24h；
The mean particle size of the coarse fodder is 100-150 μm.
Present invention also offers antibacterial sponge microphone cover made from a kind of above-mentioned preparation method.
The present invention will be described in detail by way of examples below.
Preparation example 1
Will by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, hodmadod and Locust shell be added in limewash mixed, at 110 DEG C boiling 7d be made slurry；
The slurry is rinsed, shines white, dnockout and 24h is dried at 50 DEG C, (particle is put down so that coarse fodder is made for grinding Equal particle diameter is 100 μm)；
Chitosan, allicin and green alga hydrochlorate are added in the coarse fodder to be mixed the antibacterial filler is made W1；
Wherein, the tealeaves, limewash, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab Shell, hodmadod, locust shell, chitosan, the weight ratio of allicin and curcumol are 100：120：10：5：1：1：5：1：1：1：5：3： 5：5：1：1.
Preparation example 2
Will by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, hodmadod and Locust shell be added in limewash mixed, at 112 DEG C boiling 6d be made slurry；
The slurry is rinsed, shines white, dnockout and 20h is dried at 55 DEG C, (particle is put down so that coarse fodder is made for grinding Equal particle diameter is 120 μm)；
Chitosan, allicin and green alga hydrochlorate are added in the coarse fodder to be mixed the antibacterial filler is made W2；
Wherein, the tealeaves, limewash, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab Shell, hodmadod, locust shell, chitosan, the weight ratio of allicin and curcumol are 100：130：13：10：3：3：8：3：3：3：8： 4：7：8：3：2.
Preparation example 3
Will by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, hodmadod and Locust shell be added in limewash mixed, at 115 DEG C boiling 5d be made slurry；
The slurry is rinsed, shines white, dnockout and 12h is dried at 60 DEG C, (particle is put down so that coarse fodder is made for grinding Equal particle diameter is 150 μm)；
Chitosan, allicin and green alga hydrochlorate are added in the coarse fodder to be mixed the antibacterial filler is made W3；
Wherein, the tealeaves, limewash, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab Shell, hodmadod, locust shell, chitosan, the weight ratio of allicin and curcumol are 100：150：15：15：5：5：10：5：5：5： 10：5：9：10：5：3.
Preparation example 4
Antibacterial filler W4 is made in method according to preparation example 1, the difference is that not adding crab shell.
Preparation example 5
Antibacterial filler W5 is made in method according to preparation example 1, the difference is that not adding hodmadod.
Preparation example 6
Antibacterial filler W6 is made in method according to preparation example 1, the difference is that not adding locust shell.
Preparation example 7
Antibacterial filler W7 is made in method according to preparation example 1, the difference is that not adding chitosan.
Preparation example 8
Antibacterial filler W8 is made in method according to preparation example 1, the difference is that not adding allicin.
Preparation example 9
Antibacterial filler W9 is made in method according to preparation example 1, the difference is that not adding curcumol.
Embodiment 1
Konjaku flour, antibacterial filler W1, blowing agent AC, glycerine and saleratus are added in boiling water, are in rotating speed Obtained feed liquid M1 is stirred under 3000rpm, wherein, the konjaku flour, antibacterial filler W1, blowing agent AC, glycerine, saleratus Weight ratio with boiling water is 100：8：1：3：7：100；
The feed liquid M1 is transferred in sponge-type embryo, at 25 DEG C of room temperature stand 6h after, 120 DEG C be heat-treated 2h material is made Embryo；
The material embryo is freezed at -10 DEG C DEG C to after 3d directly vacuum freeze drying, and (vacuum freeze drying condition is：Pressure For 5Pa, temperature is -25 DEG C, time 5h) antibacterial sponge is made, the antibacterial sponge is molded, is cut out and the system of processing Obtain the antibacterial sponge microphone cover；It is denoted as A1.
Embodiment 2
Konjaku flour, antibacterial filler W2, blowing agent H, sorbierite and sodium carbonate are added in boiling water, are in rotating speed Obtained feed liquid M1 is stirred under 4000rpm, wherein, the konjaku flour, antibacterial filler W2, blowing agent H, sorbierite, sodium carbonate Weight ratio with boiling water is 100：12：2：4：8：120；
The feed liquid M1 is transferred in sponge-type embryo, at 25 DEG C of room temperature stand 7h after, 140 DEG C be heat-treated 1h material is made Embryo；
The material embryo is freezed at -20 DEG C to after 3d directly vacuum freeze drying, and (vacuum freeze drying condition is：Pressure is 8Pa, temperature are -30 DEG C, time 4h) antibacterial sponge is made, the antibacterial sponge is molded, cut out and processed is obtained The antibacterial sponge microphone cover；It is denoted as A2.
Embodiment 3
Konjaku flour, antibacterial filler W3, foaming agent TSH, glycerine and calcium hydroxide are added in boiling water, are in rotating speed Obtained feed liquid M1 is stirred under 5000rpm, wherein, the konjaku flour, antibacterial filler W3, foaming agent TSH, glycerine, hydroxide The weight ratio of calcium and boiling water is 100：13：2：5：9：150；
The feed liquid M1 is transferred in sponge-type embryo, at 25 DEG C of room temperature stand 8h after, 150 DEG C be heat-treated 1h material is made Embryo；
The material embryo is freezed at -25 DEG C after 2d directly, (vacuum freeze drying condition is vacuum freeze drying：Pressure For 10Pa, temperature is -40 DEG C, time 3h) antibacterial sponge is made, the antibacterial sponge is molded, cut out and processed The antibacterial sponge microphone cover is made；It is denoted as A3.
Comparative example 1
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D1；The difference is that the antibacterial filler used W4。
Comparative example 2
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D2；The difference is that the antibacterial filler used W5。
Comparative example 3
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D3；The difference is that the antibacterial filler used W6。
Comparative example 4
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D4；The difference is that the antibacterial filler used W7。
Comparative example 5
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D5；The difference is that the antibacterial filler used W8。
Comparative example 6
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D6；The difference is that the antibacterial filler used W9。
Comparative example 7
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D7；The difference is that not adding antibacterial filler W1。
Comparative example 8
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D8；The difference is that freezing does not carry out vacuum Freeze-drying but natural air drying.
Comparative example 9
The antibacterial sponge microphone cover is prepared Following the procedure of Example 1, is denoted as D9；The difference is that do not carry out standing directly Heat treatment.
Detect example 1
Antibacterial sponge microphone cover A1-A3 and D1-D9 are placed in 25-30 DEG C of open environment, and air humidity is 8 Gram water/m3, total plate count (n/cfug is detected by the method for national standard GB 4789.2-2010 after 7 days-1), concrete outcome is shown in Table 1。
Table 1
n/cfu·g-1
A1 7
A2 8
A3 6
D1 15
D2 13
D3 12
D4 12
D5 17
D6 14
D7 205
D8 12
D9 11
The preferred embodiment of the present invention described in detail above, still, during present invention is not limited to the embodiments described above Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally The thought of invention, it should equally be considered as content disclosed in this invention.

Claims (10)

  1. A kind of 1. preparation method of antibacterial sponge microphone cover, it is characterised in that including：
    Konjaku flour, antibacterial filler, foaming agent, wetting agent and gelling agent are added in boiling water and are stirred obtained feed liquid M1；
    The feed liquid M1 is transferred in sponge-type embryo, at room temperature stand after be heat-treated be made material embryo；
    Freezed after the material embryo is pricked out multiple uniform holes, antibacterial sponge is made in last vacuum freeze drying；
    The antibacterial sponge is molded, cut out and processed the antibacterial sponge microphone cover is made；
    Wherein, the antibacterial filler is by tealeaves, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab Shell, hodmadod and locust shell are mixed with to obtain.
  2. 2. preparation method according to claim 1, wherein, the konjaku flour, antibacterial filler, foaming agent, wetting agent, gel The weight ratio of agent and boiling water is 100：8~13：1~2：3~5：7-9：100~150.
  3. 3. preparation method according to claim 1, wherein, the rotating speed of the stirring is 3000~5000rpm.
  4. 4. preparation method according to claim 1, wherein, the time of the standing is 6~8h.
  5. 5. preparation method according to claim 1, wherein, the condition of the heat treatment is：Temperature is 120~150 DEG C, And/or the time is 1~2h.
  6. 6. the preparation method according to any one in Claims 1 to 5, wherein, the condition of the freezing is：Temperature for- 10 DEG C~-25 DEG C, and/or the time is 2-3d；
    The condition of the vacuum freeze drying is：Pressure is 5-10Pa, and temperature is -25 DEG C~-40 DEG C, time 3-5h.
  7. 7. according to the preparation method described in any one in Claims 1 to 5 and 6, wherein, the foaming agent is blowing agent AC, One or more in blowing agent H, foaming agent OBSH and foaming agent TSH；
    The wetting agent is glycerine and/or sorbierite；
    The gelling agent is potassium carbonate, saleratus, sodium carbonate, calcium carbonate, calcium bicarbonate, calcium lactate, calcium oxide and hydroxide One or more in calcium.
  8. 8. preparation method according to claim 1, wherein, the antibacterial filler is made by following methods：By tealeaves, bamboo Leaf, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, hodmadod and locust shell are added in limewash Mixed, boiling be made slurry M1；
    The slurry is rinsed, shines white, dnockout, drying, grinding with obtained coarse fodder M2；
    Chitosan, allicin and curcumol are added in the coarse fodder M2 mixed i.e. be made the sponge filled out with antibacterial Material；
    The tealeaves, limewash, the leaf of bamboo, eucalyptus leaves, the root of Dahurain angelica, Cortex Magnoliae Officinalis, Cortex Phellodendri, folium isatidis, peppermint, Schisandra chinensis, crab shell, snail Shell, locust shell, chitosan, the weight ratio of allicin and curcumol are 100：120-150：10-15：5-15：1-5：1-5：5-10： 1-5：1-5：1-5：5-10：3-5：5-9：5-10：1-5：1-3.
  9. 9. preparation method according to claim 8, wherein, the condition of the boiling is：Temperature is 110-115 DEG C, and/or Time is 5-7d；
    The condition of the drying is：Temperature is 50-60 DEG C, and/or the time is 12-24h；
    The mean particle size of the coarse fodder is 100-150 μm.
  10. 10. antibacterial sponge microphone cover made from the preparation method in a kind of 1-9 as claim described in any one.
CN201710982206.2A 2017-10-20 2017-10-20 Antibacterial sponge microphone cover and preparation method thereof Pending CN107903431A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2171964Y (en) * 1993-09-21 1994-07-13 李自强 Sterilized cover for microphone
CN1094207A (en) * 1993-04-10 1994-10-26 张心玉 Disinfecting cover for telephone
CN102585300A (en) * 2012-01-06 2012-07-18 周允 Plant fiber sponge with effects of diminishing inflammation and detoxifying and preparation method for plant fiber sponge
CN103686520A (en) * 2012-09-22 2014-03-26 青岛道合生物科技有限公司 Biological antibacterial microphone sleeve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1094207A (en) * 1993-04-10 1994-10-26 张心玉 Disinfecting cover for telephone
CN2171964Y (en) * 1993-09-21 1994-07-13 李自强 Sterilized cover for microphone
CN102585300A (en) * 2012-01-06 2012-07-18 周允 Plant fiber sponge with effects of diminishing inflammation and detoxifying and preparation method for plant fiber sponge
CN103686520A (en) * 2012-09-22 2014-03-26 青岛道合生物科技有限公司 Biological antibacterial microphone sleeve

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
许伟石等: "《烧伤创面修复》", 31 December 2013 *

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Application publication date: 20180413