CN105238125A - Nano multifunctional coating auxiliary agent - Google Patents
Nano multifunctional coating auxiliary agent Download PDFInfo
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- CN105238125A CN105238125A CN201510723157.1A CN201510723157A CN105238125A CN 105238125 A CN105238125 A CN 105238125A CN 201510723157 A CN201510723157 A CN 201510723157A CN 105238125 A CN105238125 A CN 105238125A
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Abstract
The invention belongs to the technical field of nano materials and particularly relates to a nano multifunctional coating auxiliary agent. The coating auxiliary agent comprises the following components in parts by mass: 8-12 parts of nano zinc dioxide, 8-12 parts of an ultraviolet absorbent auxiliary agent, 10-20 parts of an inorganic antibacterial agent, 10-15 parts of a mildew preventive, 2-5 parts of a surfactant and 100 parts of water. The nano multifunctional coating auxiliary agent provided by the invention has the advantages that 1, a novel material carbon nitride is used for carrying out surface modified treatment on nano zinc oxide, so that the interaction among nano zinc oxide is reduced, the dispersibility of nano zinc oxide in a nonpolar solvent is improved, and the agglomeration is reduced; 2, by virtue of experimental comparison, a relatively preferable high-temperature sintering condition is obtained, and the prepared nano zinc oxide is low in dissolved concentration of zinc ions; and 3, the coating auxiliary agent provided by the invention has the effects of preventing mildews, killing bacteria, resisting oxidization and resisting ultraviolet rays.
Description
Technical field
The invention belongs to technical field of nano material, be specifically related to a kind of nano multifunctional coating additive.
Background technology
Coating in use can be subject to atmospheric oxidation, or ultraviolet ray ageing, produces micronization, reduces work-ing life, therefore need to add ultraviolet screening agent and antioxidant in formulation for coating material.
Nano zine oxide is a kind of inorganic UV shield agent of excellent performance, is widely used in the fields such as sun care preparations, nano-function textile, functional plastics and coating.But nano zine oxide is a kind of inorganic oxide, its size is little, surface energy is high, be difficult to compatible with organic composition, very easily produces serious agglomeration.
Summary of the invention
The object of the invention is to the defect of easily reuniting for the nano zinc oxide material of prior art and the nano zine oxide coatings additive(s) of a kind of dispersiveness and excellent in stability is provided.
The technical scheme realizing the object of the invention employing is: a kind of nano multifunctional coating additive, this coatings additive(s) contains following component, according to the mass fraction, Nano zinc dioxide impact-resistant 8 ~ 12 parts, uv-absorbing agent aid 8 ~ 12 parts, inorganic antiseptic 10 ~ 20 parts, mould inhibitor 10 ~ 15 parts, 2 ~ 5 parts, tensio-active agent, 100 parts, water.
As a modification of the present invention, described Nano zinc dioxide impact-resistant is obtained by following steps:
1) preparation of nano zinc oxide fluid dispersion: trimeric cyanamide is dissolved in acetic acid, then adds nano zine oxide, high speed dispersion, obtained nano zinc oxide fluid dispersion; Wherein, described trimeric cyanamide and the mass volume ratio of acetic acid are 1g:10mL, and described trimeric cyanamide and the mass ratio of nano zine oxide are 1:2 ~ 5;
2) preparation of nanometer Zinc oxide powder: the nano zinc oxide fluid dispersion water bath method obtained by step 1); put into retort furnace roasting again; make protection gas with argon gas, be warming up to 500 ~ 550 DEG C with 5 DEG C/min and keep 1 ~ 3h, namely obtain the nano zine oxide of surface modification.
Preferably, uv-absorbing agent aid of the present invention is nano ceric oxide.
Preferably, inorganic antiseptic of the present invention is silver-carrying nano zirconium phosphate.
Preferably, mould inhibitor of the present invention is dimethyl benzyl dodecyl bromination ammonium.
Preferably, tensio-active agent of the present invention is Natvosol.
Compared with prior art, advantage is in the present invention: 1, the present invention selects type material carbonitride to carry out surface modification treatment to nano zine oxide, decreases the interaction between nano zine oxide, improves its dispersiveness in non-polar solvent, reduces and reunites.2, the present invention contrasts by experiment, obtains preferably high-temperature roasting condition, and the zine ion stripping concentration of obtained nano zine oxide is low.3, coatings additive(s) of the present invention has mildew-resistant, sterilization, anti-oxidant, anti-ultraviolet effect.
Embodiment
Below in conjunction with embodiment, the present invention is further described.
A kind of nano multifunctional coating additive of the present invention, this coatings additive(s) contains following component, according to the mass fraction, Nano zinc dioxide impact-resistant 8 ~ 12 parts, uv-absorbing agent aid 8 ~ 12 parts, inorganic antiseptic 10 ~ 20 parts, mould inhibitor 10 ~ 15 parts, 2 ~ 5 parts, tensio-active agent, 100 parts, water.
Wherein, uv-absorbing agent aid is optional from mineral-type, as nano ceric oxide, nano titanium oxide etc., also can be selected from organic, as UV531D etc.
Described inorganic antiseptic can be selected from silver-series antibacterial agent, as silver-carrying nano zirconium phosphate.
Described mould inhibitor is optional from organic tin salt, organic copper salt etc., preferred dimethyl benzyl dodecyl bromination ammonium or barium metaborate.
Described tensio-active agent can be selected from sodium laurylsulfonate, Natvosol or Walocel MT 20.000PV etc.
embodiment 1
According to the mass fraction, take Nano zinc dioxide impact-resistant 8 parts, nano ceric oxide 12 parts, silver-carrying nano zirconium phosphate 15 parts, dimethyl benzyl dodecyl bromination ammonium 12 parts, sodium laurylsulfonate 3 parts, 100 parts, water.
embodiment 2
According to the mass fraction, take Nano zinc dioxide impact-resistant 10 parts, nano titanium oxide 8 parts, nanometer silver 10 ~ 10 parts, organotin 10 parts, Natvosol 2 parts, 100 parts, water.
embodiment 3
According to the mass fraction, take Nano zinc dioxide impact-resistant 12 parts, nano ceric oxide 10 parts, silver-carrying nano zirconium phosphate 20 parts, barium metaborate 15 parts, Walocel MT 20.000PV 5 parts, 100 parts, water.
embodiment 4
Carry out modification to the Nano zinc dioxide impact-resistant in embodiment 1, all the other are with embodiment 1.
1) preparation of nano zinc oxide fluid dispersion
3g trimeric cyanamide is added in 30mL acetic acid; Then 9g nano zine oxide is added, high speed dispersion, obtained nano zinc oxide fluid dispersion;
2) preparation of nanometer Zinc oxide powder
By evaporate to dryness under obtained nano zinc oxide fluid dispersion water-bath 80 DEG C of conditions, then put into retort furnace roasting, make protection gas with argon gas, be warming up to 500 DEG C with 5 DEG C/min and keep 2h, namely obtain the nano zine oxide of surface modification.
embodiment 5
Embodiment 4-8 has investigated modified nano zinc oxide prepared by different high-temperature roasting condition, specifically in table 1.
Table 1
The zine ion stripping experiment of nano zine oxide:
Nano zine oxide is added respectively deionized water, mass percentage be 3% ammonia soln, mass percentage be in the salpeter solution of 0.01%, being mixed with solid content is 5% suspension, stir 2 hours at 35 DEG C, through centrifugation, measure the zinc ion concentration in clear liquid.Result shows: the zine ion stripping concentration of modified nano zine oxide obviously reduces.And under maturing temperature 500 DEG C, the roasting condition of 2 hours, the zine ion stripping concentration of nano zine oxide is minimum.
Claims (6)
1. a nano multifunctional coating additive, is characterized in that: this coatings additive(s) contains following component, according to the mass fraction, Nano zinc dioxide impact-resistant 8 ~ 12 parts, uv-absorbing agent aid 8 ~ 12 parts, inorganic antiseptic 10 ~ 20 parts, mould inhibitor 10 ~ 15 parts, 2 ~ 5 parts, tensio-active agent, 100 parts, water.
2. nano multifunctional coating additive according to claim 1, is characterized in that: described Nano zinc dioxide impact-resistant is obtained by following steps:
1) preparation of nano zinc oxide fluid dispersion: trimeric cyanamide is dissolved in acetic acid, then adds nano zine oxide, high speed dispersion, obtained nano zinc oxide fluid dispersion; Wherein, described trimeric cyanamide and the mass volume ratio of acetic acid are 1g:10mL, and described trimeric cyanamide and the mass ratio of nano zine oxide are 1:2 ~ 5;
2) preparation of nanometer Zinc oxide powder: the nano zinc oxide fluid dispersion water bath method obtained by step 1); put into retort furnace roasting again; make protection gas with argon gas, be warming up to 500 ~ 550 DEG C with 5 DEG C/min and keep 1 ~ 3h, namely obtain the nano zine oxide of surface modification.
3. nano multifunctional coating additive according to claim 1, is characterized in that: described uv-absorbing agent aid is nano ceric oxide.
4. nano multifunctional coating additive according to claim 1, is characterized in that: described inorganic antiseptic is silver-carrying nano zirconium phosphate.
5. nano multifunctional coating additive according to claim 1, is characterized in that: described mould inhibitor is dimethyl benzyl dodecyl bromination ammonium.
6. nano multifunctional coating additive according to claim 1, is characterized in that: described tensio-active agent is Natvosol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510723157.1A CN105238125A (en) | 2015-10-29 | 2015-10-29 | Nano multifunctional coating auxiliary agent |
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| CN201510723157.1A CN105238125A (en) | 2015-10-29 | 2015-10-29 | Nano multifunctional coating auxiliary agent |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106118318A (en) * | 2016-07-14 | 2016-11-16 | 苏州天键衡电子信息科技有限公司 | A kind of novel antibacterial mildew resistant paint and preparation thereof and application process |
| CN106280666A (en) * | 2016-09-16 | 2017-01-04 | 武汉市知富企业管理咨询有限公司 | A kind of coating additive for water paint |
| CN109111618A (en) * | 2018-07-04 | 2019-01-01 | 湖北洋田塑料制品有限公司 | A kind of uvioresistant polymer composite and preparation method thereof |
| CN111004550A (en) * | 2019-12-12 | 2020-04-14 | 上海豫宏（金湖）防水科技有限公司 | High-performance pre-paved anti-sticking coating for waterproof coiled material and preparation method thereof |
| CN112251096A (en) * | 2020-11-05 | 2021-01-22 | 兰国振 | Coating additive for water-based coating |
| CN113174155A (en) * | 2021-05-08 | 2021-07-27 | 扬州工业职业技术学院 | Antibacterial wetting dispersant for water-based paint and preparation method thereof |
| CN117186755A (en) * | 2023-08-18 | 2023-12-08 | 青岛格林沃德新材料科技有限公司 | Nano modified single-component high-strength elastic protective coating and preparation method and application thereof |
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| CN1597801A (en) * | 2004-08-13 | 2005-03-23 | 中国广州分析测试中心 | Nano multifunctional coating additive |
| CN103555044A (en) * | 2013-10-23 | 2014-02-05 | 三棵树涂料股份有限公司 | Nano multifunctional paint additive |
| CN104362412A (en) * | 2014-09-22 | 2015-02-18 | 广州大学 | ZnO/g-C3N4 nanocomposite and preparation method thereof |
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2015
- 2015-10-29 CN CN201510723157.1A patent/CN105238125A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1597801A (en) * | 2004-08-13 | 2005-03-23 | 中国广州分析测试中心 | Nano multifunctional coating additive |
| CN103555044A (en) * | 2013-10-23 | 2014-02-05 | 三棵树涂料股份有限公司 | Nano multifunctional paint additive |
| CN104362412A (en) * | 2014-09-22 | 2015-02-18 | 广州大学 | ZnO/g-C3N4 nanocomposite and preparation method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106118318A (en) * | 2016-07-14 | 2016-11-16 | 苏州天键衡电子信息科技有限公司 | A kind of novel antibacterial mildew resistant paint and preparation thereof and application process |
| CN106280666A (en) * | 2016-09-16 | 2017-01-04 | 武汉市知富企业管理咨询有限公司 | A kind of coating additive for water paint |
| CN109111618A (en) * | 2018-07-04 | 2019-01-01 | 湖北洋田塑料制品有限公司 | A kind of uvioresistant polymer composite and preparation method thereof |
| CN111004550A (en) * | 2019-12-12 | 2020-04-14 | 上海豫宏（金湖）防水科技有限公司 | High-performance pre-paved anti-sticking coating for waterproof coiled material and preparation method thereof |
| CN112251096A (en) * | 2020-11-05 | 2021-01-22 | 兰国振 | Coating additive for water-based coating |
| CN113174155A (en) * | 2021-05-08 | 2021-07-27 | 扬州工业职业技术学院 | Antibacterial wetting dispersant for water-based paint and preparation method thereof |
| CN113174155B (en) * | 2021-05-08 | 2021-12-10 | 扬州工业职业技术学院 | Antibacterial wetting dispersant for water-based paint and preparation method thereof |
| CN117186755A (en) * | 2023-08-18 | 2023-12-08 | 青岛格林沃德新材料科技有限公司 | Nano modified single-component high-strength elastic protective coating and preparation method and application thereof |
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Application publication date: 20160113 |