CN103965702A - Water-resistant paint, as well as preparation method and application thereof - Google Patents
Water-resistant paint, as well as preparation method and application thereof Download PDFInfo
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- CN103965702A CN103965702A CN201410168317.6A CN201410168317A CN103965702A CN 103965702 A CN103965702 A CN 103965702A CN 201410168317 A CN201410168317 A CN 201410168317A CN 103965702 A CN103965702 A CN 103965702A
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- waterproof paint
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Abstract
The invention provides a water-resistant paint, as well as a preparation method and application thereof. The water-resistant paint is mainly formed by refining modified emulsion, a functional polymer, a synergistic auxiliary, a pigment, a functional filler, a filler, other auxiliaries, a resolvent and the like. The water-resistant paint has the characteristics that the adhesive force of the part, in contact with various base materials, of the water-resistant paint is large, the bonding between the water-resistant paint and the base materials is firm; the bonding degree is high; the construction accident rate is greatly reduced while the construction is convenient; the purpose that moisture lasts long and cannot penetrate is achieved in deed, that is, the water-resistant paint is water-resistant in deed, and the common defaults existing in the conventional water-resistant market can be overcome effectively. Therefore, the water-resistant paint has a favorable popularization prospect in both abroad and home markets.
Description
Technical field
The present invention relates to waterproof paint Application Areas, be specially a kind of waterproof paint and its preparation method and application.
Background technology
Along with the development of building engineering field, in addition the growing high request to water resistance of people, this just means to waterproof paint and has proposed high requirement, especially waterproof paint is directly associated with people's living environment, if what first waterproof was done is not careful, can be within a certain period of time (0.5-1.5) there is infiltration, the phenomenon such as mouldy, bring inconvenience to people's living environment, also cause property and owner's strained relations.That the waterproof product that market occurs more or less all exists deficiency at present, otherwise too high to construction requirement, otherwise performance is not ideal enough, will occur above-mentioned said infiltration, mouldy situation through after a while.Need in a hurry at present a product that can address the above problem, solve the difficult problem in waterproof field, thereby bring wide prospect for cooperation to construction party and partner.
Summary of the invention
In order to address the above problem, the object of this invention is to provide the waterproof paint of the special seamless high adhesive force of a kind of waterproof.
Another object of the present invention is to provide the preparation method of the special seamless high adhesive force waterproof paint of described waterproof.
An also object of the present invention is to provide the application of the special seamless high adhesive force waterproof paint of described waterproof in building dampproofing engineering.
Concrete technical scheme of the present invention is as follows:
First, the invention provides a kind of waterproof paint, the moist base material cohesive strength of this coating is 1.1-1.6, impervious (back side moisture) is 1.1-1.4mpa, this waterproof paint can ensure base material and base material and coating intersection moisture lasting " seamless boring ", and it comprises the component of following weight percent:
Preferably, described modified latex be solid content between 45-55%, pH is at 4-8.5, viscosity is at 300-5400mpa.s, minimum film-forming temperature (MFT) is-30 to 0 DEG C, one or more in the olefin copolymer emulsion of second-order transition temperature (Tg) between-30 to 6 DEG C.
Preferably, described functional polymer is water modified cellulose ethers, and its molecular weight is 5 × 10
4-6 × 10
5, viscosity is 3 × 10
4-1 × 10
5between in one or more.
Preferably, described collaborative auxiliary agent is to form adsorption layer in solid particles surface, and the electric charge of solid particles surface is increased, and improves one or more in the intergranular counteractive polycarboxylic acid salt's material that forms steric hindrance.
Preferably, described pigment is Rutile type Titanium Dioxide.
Preferably, described functional filler is one or more in 6000-10000 order silica powder.
Preferably, described filler is one or more in 800 object talcum powder, wollastonite.
Preferably, described other auxiliary agent is mineral oil (accounting for the 0.3-0.6% of waterproof paint total mass), different azoles quinoline ketone (accounting for the 0.3-0.4% of waterproof paint total mass) massfraction and lauryl alcohol fat (account for waterproof paint total mass 1.4%); Described solvent comprises one or more in different electronic-grade deionized waters.
Further, the invention provides a kind of method of preparing waterproof paint described in claim 1-8 any one, it comprises the steps:
1) take in proportion required solvent, other auxiliary agent, collaborative auxiliary agent, pigment, functional filler, filler, functional polymer and modified latex;
2) by the solvent used device taking, start and stir 200-350r/min, add collaborative auxiliary agent and other auxiliary agent pre-emulsification 10-15 minute;
3) subsequently, by step 2) revolution modulation 700-850r/min, add in equipment by the order of pigment, filler, functional filler;
4) after adding, 1300-1500r/M high speed dispersion 45 minutes;
5) 500-650r/min disperses 5-15 minute, adds modified latex, functional polymer to disperse 20-25min, discharging.
Further, the invention provides the application of a kind of described waterproof paint in building dampproofing engineering.
The special seamless high adhesive force waterproof paint of this waterproof is mainly used in: the tidal defense engineering of waterproof, antiseepage and the timber floor of toilet, bathroom, kitchen, flooring, balcony, roofdeck, pond and metope etc.
Beneficial effect of the present invention is as follows:
Waterproof paint provided by the invention combines shearing resistance, sticking power, diffusion, gluing correlation theory, combines and explores the improvement of waterproof paint performance four, realizes the further lifting of performance.
Most importantly the special seamless high adhesive force waterproof paint of waterproof of the present invention has strengthened sticking power and the firm degree of bonding with various base material intersections, by " outer stone is soft " UV-crosslinked low FMT, high-performance modified emulsion and the functional polymer of moderate Tg are reasonably combined, when keeping general waterproof paint performance, take into full account that levelling property easy construction also greatly reduces construction accident rate, make film more evenly closely simultaneously, reach the real moisture " seamless boring " that makes, reach 10 years and do not seep water above.This waterproof paint is realized real water-proof function, can effectively avoid the common fault that current waterproof market occurs (boundary seepage, bonding not firm aliquation etc.), abroad or all there is good promotion prospect domestic market.
Embodiment
Below in conjunction with specific embodiment, concrete technical scheme of the present invention is specifically described.
The waterproof paint that the present embodiment provides, the moist base material cohesive strength of this coating is 1.1-1.6, impervious (back side moisture) is 1.1-1.4mpa, this waterproof paint can ensure base material and base material and coating intersection moisture lasting " seamless boring ", and it comprises the component of following weight percent:
The specific targets of this waterproof paint are as follows: (※ is JCT894-2001 reference index, and this product had both had cement-base waterproof coating feature, has again non-cement-base waterproof coating feature)
The performance that table 1 waterproof paint of the present invention can reach
Preferably, described modified latex is that solid content is between 45-55%, pH is at 4-8.5, viscosity is at 300-5400mpa.s, minimum film-forming temperature (MFT) is-30 to 0 DEG C, one or more in acrylic acid series or the vinyl acetate between to for plastic analog copolymer emulsion of second-order transition temperature (Tg) between-30 to 6 DEG C.
Preferably, described functional polymer is water modified cellulose ethers, and its molecular weight is 5 × 10
4-6 × 10
5, viscosity is 3 × 10
4-1 × 10
5between in one or more.The hydrophobic structures such as this functional polymer and the modified latex particle formation tridimensional network that is attached together, its segment has water sorption and makes volumetric expansion own be wound around mutually the effect that reaches lifting system performance simultaneously.
Preferably, described collaborative auxiliary agent is to form adsorption layer in solid particles surface, the electric charge of solid particles surface is increased, improve the intergranular retroaction that forms steric hindrance, effectively avoid the flocculation of material between system, thereby made whole system reach one or more in poly carboxylic acid ammonia salt and polycarboxylate sodium's class material of steady state.
Preferably, described pigment is Rutile type Titanium Dioxide.
Preferably, described functional filler is one or more in 6000-10000 order silica powder.
Preferably, described filler is one or more in 800 object talcum powder, wollastonite.
Preferably, described other auxiliary agent is mineral oil (reconciliation statement surface tension, waterproof paint total mass mark 0.3-0.6%), (the antibacterial and mouldproof effect of different azoles quinoline ketone, waterproof paint total mass mark 0.3-0.4%) or lauryl alcohol fat (promote sticking power and play plastification, waterproof paint total mass mark 1.4%); Described solvent comprises one or more in different electronic-grade deionized waters.
Embodiment 1
The special seamless high adhesive force waterproof paint of a kind of waterproof, it is more than concrete formula, the modified latex that the present embodiment is selected has two, one is that solid content is 54.5%, pH is 5, viscosity is 5400mpa.s, minimum film-forming temperature is 0 DEG C, second-order transition temperature (Tg) is the acetate ethylene copolymer latex of 5 DEG C, 2.5% of shared total waterproof paint massfraction, another kind is that solid content is 47.5%, pH is 8.5, viscosity is 400mpa.s, minimum film-forming temperature (MFT)-25, second-order transition temperature (Tg) is the acrylic copolymer modified latex of-5 DEG C, 36% of shared total waterproof paint,
Functional polymer used is that its molecular weight of water modified cellulose ethers is 1 × 10
5, viscosity is 1 × 10
4;
Collaborative auxiliary agent used is negatively charged ion poly carboxylic acid ammonium salt, and its effective constituent is that 100%, pH is 7;
Filler used is 800 object talcum powder;
Functional filler used is 8000 order silica powders;
Pigment used is Rutile type Titanium Dioxide;
Other auxiliary agent used is mineral oil (0.5%), different azoles quinoline ketone (0.3%) and lauryl alcohol fat (1.4%), account for that total prescription quality divides 2.2%.
The present embodiment concrete operations preparation method:
1) take in proportion each required component;
2) will take water used device, and start and stir 350r/min, add collaborative auxiliary agent and other auxiliary agent pre-emulsification 10 minutes;
3) subsequently, by step 2) revolution modulation 800r/M, add in equipment by the order of pigment, filler, functional filler;
4) after adding, 1500r/M high speed dispersion 45 minutes;
5) 650r/min disperses 15 minutes, adds modified latex, functional polymer to disperse 25min, discharging.
The index that the present embodiment waterproof paint reaches is as shown in table 2.
The detection index of waterproof paint prepared by table 2 embodiment 1
Embodiment 2
The special seamless high adhesive force waterproof paint of a kind of waterproof, it is more than concrete formula, the modified latex that the present embodiment is selected is that solid content is that solid content is 48.5%, pH is 8.0, viscosity is 450mpa.s, minimum film-forming temperature (MFT)-20, second-order transition temperature (Tg) is the acrylic copolymer modified latex of-8 DEG C;
Functional polymer used is that its molecular weight of hydrophobically modified ether of cellulose is 2 × 10
5, viscosity is 3 × 10
4;
Collaborative auxiliary agent used has two, and one is negatively charged ion poly carboxylic acid ammonium salt, and its effective constituent is that 100%, pH is 7, and totally 0.6%, another is negatively charged ion polycarboxylate sodium, its effective constituent is that 100%, pH is 7.1, totally 0.3%;
Filler used is 800 object wollastonites;
Functional filler used is 10000 order silica powders;
Pigment used is Rutile type Titanium Dioxide;
Other auxiliary agent used is mineral oil (0.6%), different azoles quinoline ketone (0.2%) and lauryl alcohol fat (1.3%), accounts for 2.1% of total mass mark.
The present embodiment concrete operations preparation method:
1) take in proportion required each component;
2) will take water used device, and start and stir 300r/min, add collaborative auxiliary agent and other auxiliary agent pre-emulsification 15 minutes;
3) subsequently, by step 2) revolution modulation 850r/M, add in equipment by the order of pigment, filler, functional filler;
4) after adding, 1350r/M high speed dispersion 45 minutes;
5) 550r/min disperses 10 minutes, adds modified latex, functional polymer to disperse 20min, discharging.
The index that the present embodiment reaches is as shown in table 3.
The detection index of waterproof paint prepared by table 3 embodiment 2
Embodiment 3
The special seamless high adhesive force waterproof paint of a kind of waterproof, it is more than concrete formula, the modified latex that the present embodiment is selected is that solid content is that solid content is 46.0%, pH is 8.0, viscosity is 300mpa.s, minimum film-forming temperature (MFT)-30, second-order transition temperature (Tg) is the acrylic copolymer modified latex of-5 DEG C, account for 41.1%, solid content is that solid content is 6.2 at 54.0%, pH, viscosity is 1500mpa.s, 6 DEG C of minimum film-forming temperatures (MFT), second-order transition temperature (Tg) is the acetate ethylene copolymer latex of 7 DEG C, accounts for 2.1%;
Functional polymer used is that its molecular weight of hydrophobically modified ether of cellulose is 1 × 10
5, viscosity is 5 × 10
4;
Collaborative auxiliary agent used has two, and one is negatively charged ion poly carboxylic acid ammonium salt, and its effective constituent is that 100%, pH is 7;
Filler used is 800 object talcum powder 10.4%, 800 object wollastonites 1.6%;
Functional filler used is 6000 order silica powders,
Pigment used is Rutile type Titanium Dioxide;
Other auxiliary agent used is mineral oil (0.5%), different azoles quinoline ketone (0.3%), lauryl alcohol fat (1.2%), accounts for 2.0% of total mass mark.
The present embodiment concrete operations preparation method:
1) take in proportion each required component;
2) will take water used device, and start and stir 200r/min, add collaborative auxiliary agent and other auxiliary agent pre-emulsification 15 minutes;
3) subsequently, by step 2) revolution modulation 750r/M, add in equipment by the order of pigment, filler, functional filler;
4) after adding, 1250r/M high speed dispersion 45 minutes;
5) 600r/min disperses 15 minutes, adds modified latex, functional polymer to disperse 25min, discharging.
The index that the present embodiment institute the present embodiment reaches is as shown in table 4.
The detection index of waterproof paint prepared by table 4 embodiment 3
Considered by above three embodiment over-all propertieies, known its molecular weight of hydrophobically modified ether of cellulose is 2 × 10
5time, while using acrylic acid modified emulsion separately, data results is ideal, and concrete comparative result is as shown in table 5.Therefore embodiment 2 best results.
The result comparison of table 5 embodiment 1,2 and 3
The above is only the preferred embodiment of the present invention, it is to be noted, these embodiment are only not used in and limit the scope of the invention for the present invention is described, and, after having read content of the present invention, relevant technical staff in the field can make various changes or amendment to the present invention, and these equivalent form of values fall into the application's appended claims limited range equally.
Claims (10)
1. a waterproof paint, it is characterized in that, the moist base material cohesive strength of this coating is 1.1-1.6, and impermeability is 1.1-1.4mpa, this waterproof paint can ensure base material and base material and coating intersection moisture lasting " seamless boring ", and it comprises the component of following weight percent:
2. waterproof paint according to claim 1, it is characterized in that, described modified latex is that solid content is between 45-55%, pH is at 4-8.5, viscosity is at 300-5400mpa.s, minimum film-forming temperature (MFT) is-30 to 0 DEG C, one or more in the olefin copolymer emulsion of second-order transition temperature (Tg) between-30 to 6 DEG C.
3. waterproof paint according to claim 1, is characterized in that, described functional polymer is water modified cellulose ethers, and its molecular weight is 5 × 10
4-6 × 10
5, viscosity is 3 × 10
4-1 × 10
5between in one or more.
4. waterproof paint according to claim 1, it is characterized in that, described collaborative auxiliary agent is to form adsorption layer in solid particles surface, and the electric charge of solid particles surface is increased, and improves one or more in the intergranular counteractive polycarboxylic acid salt's material that forms steric hindrance.
5. waterproof paint according to claim 1, is characterized in that, described pigment is Rutile type Titanium Dioxide.
6. waterproof paint according to claim 1, is characterized in that, described functional filler is one or more in 6000-10000 order silica powder.
7. waterproof paint according to claim 1, is characterized in that, described filler is one or more in 800 object talcum powder, wollastonite.
8. waterproof paint according to claim 1, is characterized in that, described other auxiliary agent is mineral oil, different azoles quinoline ketone and lauryl alcohol fat; Described solvent comprises one or more in different electronic-grade deionized waters.
9. a method of preparing waterproof paint described in claim 1-8 any one, it comprises the steps:
1) take in proportion required solvent, other auxiliary agent, collaborative auxiliary agent, pigment, functional filler, filler, functional polymer and modified latex;
2) by the solvent used device taking, start and stir 200-350r/min, add collaborative auxiliary agent and other auxiliary agent pre-emulsification 10-15 minute;
3) subsequently, by step 2) revolution modulation 700-850r/min, add in equipment by the order of pigment, filler, functional filler;
4) after adding, 1300-1500r/M high speed dispersion 45 minutes;
5) 500-650r/min disperses 5-15 minute, adds modified latex, functional polymer to disperse 20-25min, discharging.
10. the application of waterproof paint in building dampproofing engineering described in claim 1～8 any one.
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| CN201410168317.6A CN103965702A (en) | 2014-04-24 | 2014-04-24 | Water-resistant paint, as well as preparation method and application thereof |
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| CN201410168317.6A CN103965702A (en) | 2014-04-24 | 2014-04-24 | Water-resistant paint, as well as preparation method and application thereof |
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Citations (4)
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| US4614755A (en) * | 1985-02-04 | 1986-09-30 | Rodgers Jack L | Protective coating composition comprising a blend of polyvinyl acetate, hydraulic cement, EVA, and limestone |
| CN101108945A (en) * | 2007-07-19 | 2008-01-23 | 北京东方雨虹防水技术股份有限公司 | Flame-proof type polyalcohol cement basis composite water-proof paint |
| CN102173728A (en) * | 2010-12-22 | 2011-09-07 | 北京东方雨虹防水技术股份有限公司 | Self-healing polymer cement waterproofing coating and preparation process thereof |
| CN102701660A (en) * | 2012-01-05 | 2012-10-03 | 北京东方雨虹防水技术股份有限公司 | Mono-component polymer-cement waterproof mortar |
-
2014
- 2014-04-24 CN CN201410168317.6A patent/CN103965702A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4614755A (en) * | 1985-02-04 | 1986-09-30 | Rodgers Jack L | Protective coating composition comprising a blend of polyvinyl acetate, hydraulic cement, EVA, and limestone |
| CN101108945A (en) * | 2007-07-19 | 2008-01-23 | 北京东方雨虹防水技术股份有限公司 | Flame-proof type polyalcohol cement basis composite water-proof paint |
| CN102173728A (en) * | 2010-12-22 | 2011-09-07 | 北京东方雨虹防水技术股份有限公司 | Self-healing polymer cement waterproofing coating and preparation process thereof |
| CN102701660A (en) * | 2012-01-05 | 2012-10-03 | 北京东方雨虹防水技术股份有限公司 | Mono-component polymer-cement waterproof mortar |
Non-Patent Citations (4)
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|---|
| 化学工业出版社组织编写: "《中国化工产品大全.上卷》", 31 January 2005, article "羟丙基甲基纤维素", pages: 720-721 * |
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| 韩朝辉: "聚合物水泥防水涂料的自修复性能研究", 《中国涂料》, vol. 26, no. 9, 30 September 2011 (2011-09-30), pages 55 - 58 * |
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Application publication date: 20140806 |