CN103122238B - Antimicrobial mildew-proof silicon adhesive and preparation method thereof - Google Patents
Antimicrobial mildew-proof silicon adhesive and preparation method thereof Download PDFInfo
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- CN103122238B CN103122238B CN201310055983.4A CN201310055983A CN103122238B CN 103122238 B CN103122238 B CN 103122238B CN 201310055983 A CN201310055983 A CN 201310055983A CN 103122238 B CN103122238 B CN 103122238B
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Abstract
The invention provides an antimicrobial mildew-proof silicon adhesive and a preparation method thereof and relates to a sealant. The antimicrobial mildew-proof silicon adhesive comprises 80-90 of hydroxyl silicone oil, 3-8 of silicon powder, 3-8 of crosslinking agent, 0.1-1 of catalyst, 1-3 of bonding additive and 0.5-2 of cube silver-zirconium phosphate antimicrobial powder. The preparation method comprises the following steps of: adding the hydroxyl silicone oil, the silicon powder and the cube silver-zirconium phosphate antimicrobial powder to a vacuum kneading machine, dewatering and resonating to obtain a hydroxyl silicone oil mixture; and transferring the obtained hydroxyl silicone oil mixture to a dispersion stirred tank, adding the crosslinking agent, the bonding additive and the catalyst, mixing to have chemical reaction to obtain the antimicrobial mildew-proof silicon adhesive. Due to adoption of the cube silver-zirconium phosphate antimicrobial powder prepared by the inventor, the prepared antimicrobial mildew-proof silicon adhesive has an antimicrobial mildew-proof characteristic, does not mildew after long-term use, and has a good anti-microbial effect, so that bacteria breeding is avoided and kitchens, toilets and the like are attractive and sanitary. In addition, the antimicrobial mildew-proof silicon adhesive is low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of seal gum, especially relate to a kind of Antimicrobial mildew-proof silicon adhesive and preparation method thereof.
Background technology
In the modern life, house fitting-up, the leakproof of kitichen and toilet waterproof and filling configuration gap adopt seal gum process mostly.Because the corners such as kitichen and toilet are throughout the year dark, moist, common seal gum is used for being very easy to go mouldy herein, color blackening, and grows many bacteriums, is difficult to cleaning, has both affected attractive in appearance, again for the health of people leaves hidden danger.The seal gum of mildew-resistant arises at the historic moment, the multinational Nei great factory of the mildew-resistant glue sold on the market or import, with high costs, often prop up seal gum more than 30 yuan easily, other is beyond affordability for ordinary people, and this kind of seal gum just adopts silica gel as base material, utilizes the not easily mouldy inertia of silica gel to carry out mildew-resistant, so this kind of seal gum only has mildew-resistant characteristic and do not have excellent anti-microbial property.
The applicant discloses a kind of preparation method of Cubic zirconium phosphate Ag-carried antibacterial powder in Chinese patent CN102763678A, described Cubic zirconium phosphate Ag-carried antibacterial powder, its powder microtexture is cubic shaped, and silver-colored load is on cubes, and the cubes length of side is 400 ~ 1000nm.First prepare Cubic zirconium phosphate carrier, then Cubic zirconium phosphate carrier is mixed with zinc nitrate aqueous solution, generate after stirring and carry zinc intermediate; To carry zinc intermediate and be mixed with aqueous dispersions, and add silver nitrate solution, and make silver ions content in the carrier be 1.5% ~ 3.5%, and stir, washing, and filter, dry, calcination obtains final product.
Summary of the invention
The object of the present invention is to provide a kind of Antimicrobial mildew-proof silicon adhesive and preparation method thereof.
Described Antimicrobial mildew-proof silicon adhesive in mass ratio composed as follows:
Hydroxy silicon oil 80 ~ 90;
Silica flour 3 ~ 8;
Linking agent 3 ~ 8;
Catalyzer 0.1 ~ 1;
Adhesive aid 1 ~ 3;
Cubic zirconium phosphate Ag-carried antibacterial powder 0.5 ~ 2.
Described linking agent can adopt methyltrimethoxy silane etc.
Described catalyzer can adopt dibutyl tin laurate etc.
Described adhesive aid can adopt too acid butyl ester etc.
Described Cubic zirconium phosphate Ag-carried antibacterial powder can adopt the Cubic zirconium phosphate Ag-carried antibacterial powder in the earlier application patent CN102763678A of the applicant.
The preparation method of described Antimicrobial mildew-proof silicon adhesive, comprises the following steps:
1) hydroxy silicon oil, silica flour and Cubic zirconium phosphate Ag-carried antibacterial powder are added in vacuum kneader, after dehydration resonance, obtain hydroxy silicon oil mixture;
In step 1), the condition of described dehydration resonance can be: in temperature 100 ~ 150 DEG C, under vacuum tightness-0.07 ~ 0.09MPa, dehydration resonance 100 ~ 120min.
2) hydroxy silicon oil mixture step 1) obtained moves in dispersion stirring tank, adds linking agent, adhesive aid and catalyzer, and mixing obtains Antimicrobial mildew-proof silicon adhesive after chemical reaction.
In step 2) in, the condition of described chemical reaction can be: the vacuum tightness of dispersion stirring tank is-0.07 ~ 0.09MPa, rotating speed is 200 ~ 500rpm, and the time of chemical reaction is 120min.
Due to the Cubic zirconium phosphate Ag-carried antibacterial powder adopting the applicant to prepare, therefore prepared Antimicrobial mildew-proof silicon adhesive has the characteristic of antibacterial and mouldproof, and life-time service can not go mouldy, and has excellent antibacterial effect, prevent growing of bacterium, make the places such as kitichen and toilet health more attractive in appearance.In addition, cheap, often prop up and be only more than 10 yuan, while greatly improving product performance, control the price of product well, ordinary people can be adopted.
Embodiment
Embodiment 1
1) hydroxy silicon oil, silica flour and Cubic zirconium phosphate Ag-carried antibacterial powder are added in vacuum kneader, after dehydration resonance, obtain hydroxy silicon oil mixture; The condition of described dehydration resonance can be: in temperature 100 DEG C, under vacuum tightness-0.07 ~ 0.09MPa, dehydration resonance 120min.
2) hydroxy silicon oil mixture step 1) obtained moves in dispersion stirring tank, adds linking agent, adhesive aid and catalyzer, and mixing obtains Antimicrobial mildew-proof silicon adhesive after chemical reaction.The condition of described chemical reaction can be: the vacuum tightness of dispersion stirring tank is-0.07 ~ 0.09MPa, rotating speed is 400rpm, and the time of chemical reaction is 120min.
Described Antimicrobial mildew-proof silicon adhesive in mass ratio composed as follows:
Hydroxy silicon oil 80;
Silica flour 5;
Linking agent 3;
Catalyzer 0.3;
Adhesive aid 2;
Cubic zirconium phosphate Ag-carried antibacterial powder 1.5.
Described linking agent can adopt methyltrimethoxy silane etc.
Described catalyzer can adopt dibutyl tin laurate etc.
Described adhesive aid can adopt too acid butyl ester etc.
Described Cubic zirconium phosphate Ag-carried antibacterial powder can adopt the Cubic zirconium phosphate Ag-carried antibacterial powder in the earlier application patent CN102763678A of the applicant.
Test its antibacterial and mouldproof performance.Antibacterium rate is 97%, mould proof grade 0 grade.
Embodiment 2
Similar to Example 1, its difference is that the condition of described dehydration resonance is: in temperature 120 DEG C, under vacuum tightness-0.07 ~ 0.09MPa, dehydration resonance 100min.The condition of described chemical reaction is: the vacuum tightness of dispersion stirring tank is-0.07 ~ 0.09MPa, rotating speed is 200rpm, and the time of chemical reaction is 120min.
Described Antimicrobial mildew-proof silicon adhesive in mass ratio composed as follows:
Hydroxy silicon oil 82;
Silica flour 3;
Linking agent 6;
Catalyzer 0.1;
Adhesive aid 2.5;
Cubic zirconium phosphate Ag-carried antibacterial powder 0.5.
Test its antibacterial and mouldproof performance.Antibacterium rate is 80%, antifungal grade 2 grades.
Embodiment 3
Similar to Example 1, its difference is that the condition of described dehydration resonance is: in temperature 150 DEG C, under vacuum tightness-0.07 ~ 0.09MPa, dehydration resonance 110min.The condition of described chemical reaction is: the vacuum tightness of dispersion stirring tank is-0.07 ~ 0.09MPa, rotating speed is 500rpm, and the time of chemical reaction is 120min.
Described Antimicrobial mildew-proof silicon adhesive in mass ratio composed as follows:
Hydroxy silicon oil 85;
Silica flour 8;
Linking agent 5;
Catalyzer 0.5;
Adhesive aid 3;
Cubic zirconium phosphate Ag-carried antibacterial powder 2.
Test its antibacterial and mouldproof performance.Antibacterium rate is 99%, mould proof grade 0 grade.
Embodiment 4
Similar to Example 1, its difference is that the condition of described dehydration resonance is: in temperature 130 DEG C, under vacuum tightness-0.07 ~ 0.09MPa, dehydration resonance 120min.The condition of described chemical reaction is: the vacuum tightness of dispersion stirring tank is-0.07 ~ 0.09MPa, rotating speed is 300rpm, and the time of chemical reaction is 120min.
Described Antimicrobial mildew-proof silicon adhesive in mass ratio composed as follows:
Hydroxy silicon oil 90;
Silica flour 6;
Linking agent 8;
Catalyzer 1;
Adhesive aid 1;
Cubic zirconium phosphate Ag-carried antibacterial powder 1.
Test its antibacterial and mouldproof performance.Antibacterium rate is 92%, mould proof grade 1 grade.
Below provide the antibacterial and mouldproof performance test of prepared Antimicrobial mildew-proof silicon adhesive:
1) antibacterium performance test
Be evenly coated on sheet plastic by preparing gained Antimicrobial mildew-proof silicon adhesive, the common silicone adhesive not adding antiseptic-germicide is evenly coated in as blank sample on sheet plastic equally, after 24h dries, is cut into the fritter of 50mm × 50mm.Carry out testing (the product antibacterium performance that QB/T2591-2003 specifies is in table 1) according to the method that appendix A in People's Republic of China (PRC) light industry standard QB/T2591-2003 specifies.
Table 1
2) Anti-mildew capability test
Be evenly coated on sheet plastic by preparing gained Antimicrobial mildew-proof silicon adhesive, the common silicone adhesive not adding antiseptic-germicide is evenly coated in as blank sample on sheet plastic equally, after 24h dries, is cut into the fritter of 50mm × 50mm.Carry out testing (the product Anti-mildew capability that QB/T2591-2003 specifies is in table 2) according to the method that Appendix B in People's Republic of China (PRC) light industry standard QB/T2591-2003 specifies.
Table 2
According to the regulation of QB/T2591-2003, Antimicrobial mildew-proof silicon adhesive prepared by the present invention meets antibiotic rate >=99%, is the I level product with strong antimicrobial effect; And the mildew-resistant grade meeting 0 grade has strong Antifungal activities.
Claims (3)
1. an Antimicrobial mildew-proof silicon adhesive, what it is characterized in that in mass ratio is composed as follows:
Described linking agent adopts methyltrimethoxy silane;
Described catalyzer adopts dibutyl tin laurate;
Described adhesive aid adopts butyl (tetra) titanate;
Described Cubic zirconium phosphate Ag-carried antibacterial powder adopts the Cubic zirconium phosphate Ag-carried antibacterial powder in patent CN102763678A;
Described a kind of Antimicrobial mildew-proof silicon adhesive is prepared by following methods:
1) hydroxy silicon oil, silica flour and Cubic zirconium phosphate Ag-carried antibacterial powder are added in vacuum kneader, after dehydration resonance, obtain hydroxy silicon oil mixture;
2) by step 1) the hydroxy silicon oil mixture that obtains moves in dispersion stirring tank, adds linking agent, adhesive aid and catalyzer, mixing, after chemical reaction Antimicrobial mildew-proof silicon adhesive.
2. a kind of Antimicrobial mildew-proof silicon adhesive as claimed in claim 1, is characterized in that in step 1) in, the condition of described dehydration resonance is: in temperature 100 ~ 150 DEG C, under vacuum tightness-0.07 ~-0.09MPa, dehydration resonance 100 ~ 120min.
3. a kind of Antimicrobial mildew-proof silicon adhesive as claimed in claim 1, it is characterized in that in step 2) in, the condition of described chemical reaction is: the vacuum tightness of dispersion stirring tank is-0.07 ~-0.09MPa, rotating speed is 200 ~ 500rpm, and the time of chemical reaction is 120min.
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| CN201310055983.4A CN103122238B (en) | 2013-02-21 | 2013-02-21 | Antimicrobial mildew-proof silicon adhesive and preparation method thereof |
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| CN201310055983.4A CN103122238B (en) | 2013-02-21 | 2013-02-21 | Antimicrobial mildew-proof silicon adhesive and preparation method thereof |
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| CN103122238A CN103122238A (en) | 2013-05-29 |
| CN103122238B true CN103122238B (en) | 2015-01-14 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103756630B (en) * | 2014-01-09 | 2015-07-22 | 浙江新安化工集团股份有限公司 | Single-component moldproof transparent dealcoholized silicone sealant and preparation method thereof |
| CN105482768A (en) * | 2015-12-03 | 2016-04-13 | 高大元 | Preparation method of antibiosis and flame-retardation silicone adhesive |
| CN108192561A (en) * | 2017-12-30 | 2018-06-22 | 广州市白云化工实业有限公司 | Ketoxime removing type silicone sealant and preparation method thereof |
| CN109207118A (en) * | 2018-07-27 | 2019-01-15 | 广东和天新材料科技有限公司 | Communication apparatus bonded adhesives production method and its product |
| CN116463103B (en) * | 2023-05-12 | 2024-05-14 | 佛山市荞鸿新材料有限公司 | Antibacterial mildew-proof sealant and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4204016B2 (en) * | 1997-09-30 | 2009-01-07 | 信越ポリマー株式会社 | Silicone sealant |
| CN102181261A (en) * | 2011-01-27 | 2011-09-14 | 海龙核材科技（江苏）有限公司 | Elastic fireproofing joint filling sealant and preparation method thereof |
| CN102763678A (en) * | 2012-08-01 | 2012-11-07 | 晋大纳米科技（厦门）有限公司 | Method for preparing cubic zirconium phosphate silver-carrying antimicrobial powder |
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2013
- 2013-02-21 CN CN201310055983.4A patent/CN103122238B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4204016B2 (en) * | 1997-09-30 | 2009-01-07 | 信越ポリマー株式会社 | Silicone sealant |
| CN102181261A (en) * | 2011-01-27 | 2011-09-14 | 海龙核材科技（江苏）有限公司 | Elastic fireproofing joint filling sealant and preparation method thereof |
| CN102763678A (en) * | 2012-08-01 | 2012-11-07 | 晋大纳米科技（厦门）有限公司 | Method for preparing cubic zirconium phosphate silver-carrying antimicrobial powder |
Non-Patent Citations (1)
| Title |
|---|
| JP特许第4204016号B2 2009.01.07 * |
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