CN111378415A - Antibacterial organic silica gel adhesive and preparation method thereof - Google Patents
Antibacterial organic silica gel adhesive and preparation method thereof Download PDFInfo
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- CN111378415A CN111378415A CN202010218383.5A CN202010218383A CN111378415A CN 111378415 A CN111378415 A CN 111378415A CN 202010218383 A CN202010218383 A CN 202010218383A CN 111378415 A CN111378415 A CN 111378415A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The antibacterial organic silica gel adhesive is prepared from the following materials in parts by weight: 97-99 parts of organic silicon pressure-sensitive adhesive and 1-3 parts of antibacterial agent; the organic silicon pressure-sensitive adhesive is prepared from the following materials in parts by weight: 89-95 parts of methyl vinyl silicone oil, 4-6 parts of methyl hydrogen-containing silicone oil and 1-3 parts of platinum vulcanizing agent; the antibacterial agent is prepared from the following materials in parts by weight: 2-3 parts of nano silver ions and 97-98 parts of fumed silica. The organic silica gel adhesive of the invention can kill harmful microorganisms under the condition of containing the antibacterial agent, greatly improves the antibacterial effect of the adhesive and the silica gel bra coated with the adhesive, and ensures the health and hygiene of users when using the silica gel bra.
Description
Technical Field
The invention relates to an adhesive and a manufacturing method thereof, in particular to an antibacterial organic silicon adhesive and a manufacturing method thereof.
Background
Silicone adhesive is a substance with good adhesive properties and is commonly used in silicone brassieres, which are required to be attached to the body of the user by the adhesive. At present, adhesives on the market, the adhesive and the silica gel bra brushed by using the adhesives often have the problem of generating harmful microorganisms, and when customers use the silica gel bras, the customers need to directly contact the silica gel bras by the adhesives, so that the health is affected; meanwhile, the adhesive has the problems of poor waterproof performance and the like.
Disclosure of Invention
In order to solve the above-mentioned disadvantages, the present invention provides an antibacterial silicone adhesive and a method for producing the same.
In order to achieve the purpose, the invention adopts the technical scheme that: the antibacterial organic silicon adhesive is characterized by comprising the following materials in parts by weight: 97-99 parts of organic silicon pressure-sensitive adhesive and 1-3 parts of antibacterial agent.
Preferably, the organic silicon pressure-sensitive adhesive is prepared from the following materials in parts by weight: 89-95 parts of methyl vinyl silicone oil, 4-6 parts of methyl hydrogen-containing silicone oil and 1-3 parts of platinum vulcanizing agent.
Preferably, the antibacterial agent is prepared from the following materials in parts by weight: 2-3 parts of nano silver ions and 97-98 parts of fumed silica.
The preparation method of the antibacterial organic silica gel adhesive is characterized by comprising the following steps:
step one, mixing an organic silicon pressure-sensitive adhesive and an antibacterial agent according to the weight parts of 97-99: and (3) stirring the mixture according to the proportion of 1-3 to prepare the sticky material.
And step two, performing thermosetting operation on the stirred adhesive material, and molding.
Preferably, the stirring time in the first step is 60-100 min.
Preferably, the temperature of the second step of heat curing is 105-115 ℃ and the time is 12-17 min.
Preferably, the viscosity of the binder in the first step is 10000-16000 mPa.s.
Preferably, the rotation speed of the stirring in the first step is 50 revolutions per minute.
The organic silica gel adhesive disclosed by the invention can play a role in killing harmful microorganisms under the condition of containing the antibacterial agent, so that the antibacterial effects of the adhesive and a silica gel bra coated with the adhesive are greatly improved, and the health and hygiene of a user when the silica gel bra is used are guaranteed; meanwhile, the adhesive has better hydrophobicity, and the viscosity and the effect of the adhesive are also suitable for attaching the silica gel bra to a human body.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below. It should be apparent that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The antibacterial organic silica gel adhesive is characterized by comprising the following materials in parts by weight: 97 parts of organic silicon pressure-sensitive adhesive and 1 part of antibacterial agent. The organic silicon pressure-sensitive adhesive is prepared from the following materials in parts by weight: 89 parts of methyl vinyl silicone oil, 4 parts of methyl hydrogen-containing silicone oil and 1 part of platinum vulcanizing agent. The antibacterial agent is prepared from the following materials in parts by weight: 2 parts of nano silver ions and 97 parts of fumed silica.
A preparation method of an antibacterial organic silica gel adhesive comprises the following steps:
step one, the organic silicon pressure-sensitive adhesive and the antibacterial agent are 97 parts by weight: 1, stirring to prepare a sticky material, wherein the stirring time is 60min, and the viscosity of the sticky material is 10000 mPa.s.
And step two, performing thermosetting operation on the stirred adhesive material, and molding, wherein the thermosetting temperature is 105 ℃ and the time is 12 min.
Example 2
The antibacterial organic silica gel adhesive is characterized by comprising the following materials in parts by weight: 98 parts of organic silicon pressure-sensitive adhesive and 2 parts of antibacterial agent. The organic silicon pressure-sensitive adhesive is prepared from the following materials in parts by weight: 92 parts of methyl vinyl silicone oil, 5 parts of methyl hydrogen-containing silicone oil and 2 parts of platinum vulcanizing agent. The antibacterial agent is prepared from the following materials in parts by weight: 2.5 parts of nano silver ions and 97.5 parts of fumed silica.
A preparation method of an antibacterial organic silica gel adhesive comprises the following steps:
step one, preparing the organosilicon pressure-sensitive adhesive and the antibacterial agent according to the weight part of 98: 2, stirring to prepare a sticky material, wherein the stirring time is 80min, and the viscosity of the sticky material is 13000 mPa.s.
And step two, performing thermosetting operation on the stirred adhesive material, and molding, wherein the thermosetting temperature is 110 ℃ and the time is 14 min.
Example 3
The antibacterial organic silica gel adhesive is characterized by comprising the following materials in parts by weight: 99 parts of organic silicon pressure-sensitive adhesive and 3 parts of antibacterial agent. The organic silicon pressure-sensitive adhesive is prepared from the following materials in parts by weight: 95 parts of methyl vinyl silicone oil, 6 parts of methyl hydrogen-containing silicone oil and 3 parts of platinum vulcanizing agent. The antibacterial agent is prepared from the following materials in parts by weight: 3 parts of nano silver ions and 98 parts of fumed silica.
A preparation method of an antibacterial organic silica gel adhesive comprises the following steps:
step one, preparing an organic silicon pressure-sensitive adhesive and an antibacterial agent according to the weight part of 99: 3, stirring to prepare a sticky material, wherein the stirring time is 100min, and the viscosity of the sticky material is 16000 mPa.s.
And step two, performing thermosetting operation on the stirred adhesive material, and molding, wherein the thermosetting temperature is 115 ℃ and the time is 17 min.
And (3) antibacterial property experiment: and (3) determining the antibacterial performance of the organic silica gel adhesive according to the analysis and detection result of the microbial analysis and detection center in Guangdong province. The report number is: 2019FM17196R01, the detection results are shown in Table 1:
TABLE 1
As can be seen from Table 1, the samples which are placed for 24 hours after the inoculation of the antibacterial test piece are compared with the samples which are directly obtained after the inoculation of the non-processed test piece and the samples which are placed for 24 hours after the inoculation of the non-processed test piece, so that the obtained Escherichia coli and staphylococcus aureus are greatly reduced; the antibacterial performance values of the samples which are placed for 24 hours after the antibacterial sample pieces are inoculated to escherichia coli and staphylococcus aureus are respectively more than 5.9 and more than 5.0, and meanwhile, the antibacterial rates to the escherichia coli and the staphylococcus aureus are respectively more than 99.9%. The nano silver ions in the components of the antibacterial agent have strong inhibiting and killing effects on dozens of pathogenic microorganisms such as escherichia coli, gonococcus, chlamydia trachomatis and the like, and have high antibacterial activity on microorganisms such as bacteria, mold, spores, yeast and the like. Therefore, the adhesive disclosed by the invention can greatly inhibit escherichia coli and staphylococcus aureus and has a good antibacterial effect. The fumed silica plays a role in reinforcing.
The organic silicon pressure-sensitive adhesive consists of methyl vinyl silicone oil, methyl hydrogen-containing silicone oil and platinum vulcanizing agent. The methyl vinyl silicone oil has the characteristics of lubrication, water resistance and crack resistance; the methyl hydrogen-containing silicone oil has the advantage of good waterproof effect, can be crosslinked into a film at low temperature under the action of a metal salt catalyst, and can form a waterproof film on the surfaces of various substances, so that the product has better hydrophobicity. The platinum vulcanizing agent has the characteristics of low vulcanizing temperature, high vulcanizing speed and full intermolecular crosslinking of the product after vulcanization molding.
Claims (8)
1. The antibacterial organic silica gel adhesive is characterized by comprising the following materials in parts by weight: 97-99 parts of organic silicon pressure-sensitive adhesive and 1-3 parts of antibacterial agent.
2. The antibacterial organic silica gel adhesive according to claim 1, wherein the organic silicon pressure-sensitive adhesive is prepared from the following materials in parts by weight: 89-95 parts of methyl vinyl silicone oil, 4-6 parts of methyl hydrogen-containing silicone oil and 1-3 parts of platinum vulcanizing agent.
3. The antibacterial organic silica gel adhesive according to claim 1, wherein the antibacterial agent is composed of the following materials in parts by weight: 2-3 parts of nano silver ions and 97-98 parts of fumed silica.
4. The preparation method of the antibacterial organic silica gel adhesive is characterized by comprising the following steps:
step one, mixing an organic silicon pressure-sensitive adhesive and an antibacterial agent according to the weight parts of 97-99: and (3) stirring the mixture according to the proportion of 1-3 to prepare the sticky material.
And step two, performing thermosetting operation on the stirred adhesive material, and molding.
5. The method for preparing an antibacterial silicone adhesive according to claim 4, wherein the stirring time in the first step is 60-100 min.
6. The method for preparing the antibacterial silicone adhesive according to claim 4, wherein the temperature of the second step is 105-115 ℃ and the time is 12-17 min.
7. The method for preparing an antibacterial silicone adhesive according to claim 4, wherein the viscosity of the first binder is 10000 to 16000 mPa.s.
8. The method as claimed in claim 4, wherein the stirring speed in the first step is 50 rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010218383.5A CN111378415A (en) | 2020-03-25 | 2020-03-25 | Antibacterial organic silica gel adhesive and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010218383.5A CN111378415A (en) | 2020-03-25 | 2020-03-25 | Antibacterial organic silica gel adhesive and preparation method thereof |
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| CN111378415A true CN111378415A (en) | 2020-07-07 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249795A (en) * | 2010-03-31 | 2013-08-14 | 卢敏纳粘合剂公司 | The switchable adhesives |
| CN104194713A (en) * | 2014-08-07 | 2014-12-10 | 深圳市顾康力化工有限公司 | Anti-mildew and antibacterial glass cement and preparation method thereof |
| CN105315912A (en) * | 2015-11-26 | 2016-02-10 | 东莞市纳利光学材料有限公司 | Anti-microbial and anti-static complex film and preparation method thereof |
| CN106833502A (en) * | 2016-12-29 | 2017-06-13 | 深圳市安品有机硅材料有限公司 | Peelable organic pressure-sensitive gel, pressure sensitive adhesive product and preparation method thereof |
| CN107338020A (en) * | 2017-04-07 | 2017-11-10 | 段伟昌 | A kind of pharmaceutical additional organosilicon pressure sensitive adhesive and preparation method thereof |
| CN107501949A (en) * | 2017-09-21 | 2017-12-22 | 河南驼人医疗器械集团有限公司 | A kind of medical antibacterial silica gel material and preparation method thereof |
-
2020
- 2020-03-25 CN CN202010218383.5A patent/CN111378415A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249795A (en) * | 2010-03-31 | 2013-08-14 | 卢敏纳粘合剂公司 | The switchable adhesives |
| CN104194713A (en) * | 2014-08-07 | 2014-12-10 | 深圳市顾康力化工有限公司 | Anti-mildew and antibacterial glass cement and preparation method thereof |
| CN105315912A (en) * | 2015-11-26 | 2016-02-10 | 东莞市纳利光学材料有限公司 | Anti-microbial and anti-static complex film and preparation method thereof |
| CN106833502A (en) * | 2016-12-29 | 2017-06-13 | 深圳市安品有机硅材料有限公司 | Peelable organic pressure-sensitive gel, pressure sensitive adhesive product and preparation method thereof |
| CN107338020A (en) * | 2017-04-07 | 2017-11-10 | 段伟昌 | A kind of pharmaceutical additional organosilicon pressure sensitive adhesive and preparation method thereof |
| CN107501949A (en) * | 2017-09-21 | 2017-12-22 | 河南驼人医疗器械集团有限公司 | A kind of medical antibacterial silica gel material and preparation method thereof |
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Application publication date: 20200707 |