CN103436117A - Concrete surfactant and preparation method thereof - Google Patents
Concrete surfactant and preparation method thereof Download PDFInfo
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- CN103436117A CN103436117A CN2013103063101A CN201310306310A CN103436117A CN 103436117 A CN103436117 A CN 103436117A CN 2013103063101 A CN2013103063101 A CN 2013103063101A CN 201310306310 A CN201310306310 A CN 201310306310A CN 103436117 A CN103436117 A CN 103436117A
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Abstract
The invention discloses a concrete surfactant. The concrete surfactant is a single-component liquid, and includes an emulsion of acrylic acid and/or its derivative, a vinyl acetate-ethylene emulsion, a thickening agent, an antifoaming agent, a mildew inhibitor and water. The concrete surfactant disclosed in the invention has a super strong bonding force, an excellent water resistance and an excellent ageing resistance, can effectively improve the bonding strength of a plastering mortar to a base, and can substantially enhances the bonding force between new concrete and old concrete and between concrete and the plastering mortar.
Description
Technical field
The present invention relates to a kind of interfacial agents, belong to building material technical field.
Background technology
Under the overall background of the energy-conserving and environment-protective of construction market pursuit at present, concrete and the related products of extensively carrying out novel energy-conserving are what the trend requires.At present the comparatively dry area at most of weather condition, while using concrete as masonry, there will be surface moment water-intake rate very fast,, motar layer self produces even obscission of cracking and hollowing, limited concrete practice.So the coat of plaster hollowing, in the urgent need to developing a kind of novel interfacial agent, can effectively be avoided in this area, come off, the problems such as shrinkage cracking.
Summary of the invention
Needs for prior art, the invention provides a kind of concrete interface agent, can improve the cohesive strength of motar to basic unit, greatly strengthen between new-old concrete and the cohesive force of concrete and motar, the dabbing operation that can replace the conventional concrete surface, improving gas concrete surface plastering technique, is the indispensable supplementary material of modern architecture and decoration construction.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of concrete interface agent, it is single-component liquid, comprises vinylformic acid and/or its derivative emulsion, vinyl acetate-ethylene emulsion, thickening material, defoamer, mould inhibitor, water.
In above-mentioned composition, can form and film continuously on surface by using vinylformic acid and/or its derivative emulsion, produce stronger cementability, improve the cementability of motar and basic unit; Use vinyl acetate-ethylene to make and there is superpower bonding force, good water tolerance, ageing resistance.Above-mentioned two kinds of compositions are used in combination and can produce significant synergy, improve the cohesive strength of motar to basic unit, greatly strengthen between new-old concrete and the cohesive force of concrete and motar, thereby overcome the coat of plaster hollowing, come off, the problems such as shrinkage cracking.For the treatment of surfaces such as concrete, gas concrete, Dinas brickes and flyash bricks, solve because these water absorbent surfaces are strong or smooth to cause that interface is difficult for bonding the problem such as cause the coat of plaster hollowing, ftracture, peel off.
In the present invention, the consumption of each composition can specifically be adjusted in actual use, preferably, the consumption of each composition is, by percentage to the quality: vinylformic acid and/or its derivative emulsion 20.00%-30.00%, vinyl acetate-ethylene emulsion 15.00%-20.00%, thickening material 35.00%-45.00%, defoamer 0.30%-0.50%, mould inhibitor 0.20%-0.25%, water 10.00%-15.00%.
In the present invention, described acrylic acid derivative refers to the complicated derivative that the monomer copolymerizations such as vinylformic acid and vinyl cyanide, vinylbenzene, divinyl, vinylchlorid and cis-butenedioic anhydride form, preferably, described acrylic acid derivative emulsion is the styrene acrylic emulsion, and solid content is 55% left and right.
In the present invention, vinyl acetate-ethylene emulsion used is that to take vinyl acetate between to for plastic and vinyl monomer be basic raw material, the macromolecule emulsion formed by the emulsion polymerisation process copolymerization with other auxiliary material, comprise two kinds of forms of EVA emulsion and VAE emulsion, preferably, the present invention adopts the VAE emulsion, and solid content is the 45%-55% left and right.
In the present invention, thickening material is chemistry painting industry field auxiliary material commonly used, be used for improving and increasing the viscosity of product, common thickening material, gelatin, sodium alginate as natural polymer, the methylcellulose gum of ether of cellulose series, Vltra tears, Xylo-Mucine etc., synthetic high molecular polyacrylamide, polyvinyl alcohol, polyvinylpyrrolidone, polyoxyethylene etc., preferably, described thickening material is PVA1788 solution (polyvinyl alcohol that model is 1788), and solid content is 5%.
In the present invention, described defoamer can suppress or eliminate the material of foam in liquid, industrial defoamer commonly used all can be used for the present invention, include but not limited to natural fats and oils defoamer, polyethers defoamer, modified silicon defoamer etc., mineral oil antifoam agent preferably, as NXZ or F111, there is preferably froth breaking, press down the bubble effect.
In the present invention, described mould inhibitor is OBPA or isothiazolinone, and other mould inhibitor in the chemical field application also can be used for the present invention.
Accordingly, the invention discloses the preparation method of described concrete interface agent, comprise each composition is added to the water to the step mixed.
In above-mentioned preparation method, the step that each composition adds is not restricted, and normally vinylformic acid and/or its derivative emulsion, vinyl acetate-ethylene emulsion is added to the water to stir then to add thickening material, defoamer, mould inhibitor.
The applicant confirms by experiment, the basic mechanical performance of concrete interface agent product of the present invention can meet " concrete interface treating agent JC/T907-2002 " standard-required fully, improved motar the cohesive strength of basic unit has effectively been avoided to the coat of plaster hollowing, come off, the problems such as shrinkage cracking.
For the treatment of surfaces such as concrete, gas concrete, Dinas brickes and flyash bricks, solve because these water absorbent surfaces are strong or smooth to cause that interface is difficult for bonding, cause the coat of plaster hollowing, ftracture, peel off etc.Can greatly strengthen between new-old concrete and the cohesive force of concrete and motar.
Interfacial agents of the present invention can replace the dabbing operation on conventional concrete surface, improves gas concrete surface plastering technique, is the indispensable supplementary material of modern architecture and decoration construction.
Embodiment
For further setting forth the present invention, below provide embodiment and illustrate.The component type adopted at following embodiment is only preferably, and the unrestricted following compositions that only adopts realizes.
In the following embodiments, ACRYLIC EMULSION is the styrene acrylic emulsion, and solid content is 55% left and right; Thickening material is PVA1788 solution, and solid content is 5%; The vinyl acetate-ethylene emulsion is the VAE emulsion, and solid content is the 45%-55% left and right; Defoamer is mineral oil antifoam agent NXZ; Mould inhibitor is OBPA.
Embodiment 1 concrete interface agent is composed as follows:
Embodiment 2 concrete interface agents are composed as follows:
Embodiment 3 concrete interface agents are composed as follows:
Embodiment 4 concrete interface agents are composed as follows:
When above-mentioned concrete interface agent is used, after the floating dust on the concrete masonry basal plane, oil stain etc. are cleaned out, with spray gun or cylinder, interfacial agents is sprayed equably or roller coating two sides inside and outside masonry, after maintenance 10-24 hour, can carry out other operation.
By the liquid concrete interfacial agents of above-mentioned preparation, for No. 42.5 Portland cements, following (the liquid surface agent: P042.5 cement=1: 2), all meet concerned countries construction reference regulation of detected result.
Table 1 (embodiment 1,2 detected results)
Table 2 (embodiment 3,4 detected results)
Claims (8)
1. a concrete interface agent, is characterized in that comprising vinylformic acid and/or its derivative emulsion, vinyl acetate-ethylene emulsion, thickening material, defoamer, mould inhibitor, water for single-component liquid.
2. concrete interface agent according to claim 1, the consumption that it is characterized in that each composition is, by percentage to the quality: vinylformic acid and/or its derivative emulsion 20.00%-30.00%, vinyl acetate-ethylene emulsion 15.00%-20.00%, thickening material 35.00%-45.00%, defoamer 0.30%-0.50%, mould inhibitor 0.20%-0.25%, water 10.00%-15.00%.
3. concrete interface agent according to claim 1, is characterized in that described acrylic acid derivative emulsion is the styrene acrylic emulsion, and solid content is 55% left and right.
4. concrete interface agent according to claim 1, is characterized in that described vinyl acetate-ethylene emulsion is the VAE emulsion, and solid content is the 45%-55% left and right.
5. concrete interface agent according to claim 1, is characterized in that described thickening material is PVA1788 solution, and solid content is 5%.
6. concrete interface agent according to claim 1, is characterized in that described defoamer is mineral oil antifoam agent.
7. concrete interface agent according to claim 1, is characterized in that described mould inhibitor is OBPA or isothiazolinone.
8. the preparation method of the described concrete interface agent of claim 1, is characterized in that comprising each composition is added to the water to the step mixed.
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Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104016645A (en) * | 2014-03-27 | 2014-09-03 | 陆玉珍 | Preparation method of autoclaved aerated concrete block |
CN104530871A (en) * | 2014-12-29 | 2015-04-22 | 山东贺邦新型建材有限公司 | Ceramic tile interfacial agent and using method thereof |
CN104650302A (en) * | 2015-01-20 | 2015-05-27 | 江苏丰彩新型建材有限公司 | Interface agent, as well as preparation method and application thereof |
CN106336140A (en) * | 2016-08-25 | 2017-01-18 | 苏州金螳螂建筑装饰股份有限公司 | Interface agent and construction method thereof, and cement slurry and construction method thereof. |
CN106752426A (en) * | 2017-03-14 | 2017-05-31 | 韩志龙 | The super infiltration interfacial agents preparation method of aqueous, environmental protective |
WO2017092611A1 (en) * | 2015-12-01 | 2017-06-08 | 北京东方雨虹防水技术股份有限公司 | Permeation-resistant coating and composite waterproof panel |
CN106833177A (en) * | 2017-03-30 | 2017-06-13 | 北京市创新玮地科贸有限公司 | A kind of environment protection type wall covering interfacial agents and preparation method |
CN107474760A (en) * | 2017-08-23 | 2017-12-15 | 重庆索利特涂料有限公司 | A kind of interfacial agents of energy-saving corrosion-resisting and preparation method thereof |
CN108753211A (en) * | 2018-06-22 | 2018-11-06 | 苏州金螳螂建筑装饰股份有限公司 | Fall off the glue and preparation method thereof of repairing, application for finishing material hollowing |
CN109082171A (en) * | 2018-06-08 | 2018-12-25 | 科顺防水科技股份有限公司 | A kind of concrete interface treating agent and preparation method thereof |
CN110003724A (en) * | 2019-02-25 | 2019-07-12 | 薛银福 | A kind of strong concrete interfacial agents and preparation method thereof |
CN110183969A (en) * | 2019-06-11 | 2019-08-30 | 曹磊 | A kind of economic benefits and social benefits interfacial agents and the preparation method and application thereof |
CN110357496A (en) * | 2018-04-10 | 2019-10-22 | 科建高分子材料(上海)股份有限公司 | A kind of concrete interface agent |
CN112960936A (en) * | 2021-04-27 | 2021-06-15 | 湖北金亚坤建材有限公司 | Special interface agent for plastering gypsum and preparation method thereof |
CN113122088A (en) * | 2020-01-15 | 2021-07-16 | 山东秦恒建筑节能科技有限公司 | Plastering gypsum foam-inhibiting interface agent |
CN113234343A (en) * | 2021-05-27 | 2021-08-10 | 河南伯高节能科技有限公司 | Wall interface agent and preparation method thereof |
CN113402195A (en) * | 2020-03-17 | 2021-09-17 | 温建忠 | Preparation technology of epoxy resin anti-corrosion impervious concrete |
CN114163877A (en) * | 2021-12-20 | 2022-03-11 | 泰山石膏有限公司 | Concrete base layer interface agent for preventing plastering gypsum mortar layer from foaming and preparation method thereof |
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CN101914328A (en) * | 2010-07-30 | 2010-12-15 | 江苏尼高科技有限公司 | Special interface agent for CRTS concrete base plate of ballastless track and preparation method thereof |
CN102010228A (en) * | 2010-11-15 | 2011-04-13 | 上海贝恒化学建材有限公司 | Outer wall sealing impervious interface agent and preparing method thereof |
CN102503326A (en) * | 2011-10-19 | 2012-06-20 | 上海大学 | Environmentally-friendly concrete interface treating agent |
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JPH03143964A (en) * | 1989-10-30 | 1991-06-19 | Aoki Corp | Coating composition for coating film |
CN101182157A (en) * | 2007-11-09 | 2008-05-21 | 北京工业大学 | Interface finishing agent improving rubber-cement stone substrate in rubber concrete |
CN101914328A (en) * | 2010-07-30 | 2010-12-15 | 江苏尼高科技有限公司 | Special interface agent for CRTS concrete base plate of ballastless track and preparation method thereof |
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Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104016645A (en) * | 2014-03-27 | 2014-09-03 | 陆玉珍 | Preparation method of autoclaved aerated concrete block |
CN104530871A (en) * | 2014-12-29 | 2015-04-22 | 山东贺邦新型建材有限公司 | Ceramic tile interfacial agent and using method thereof |
CN104650302A (en) * | 2015-01-20 | 2015-05-27 | 江苏丰彩新型建材有限公司 | Interface agent, as well as preparation method and application thereof |
CN104650302B (en) * | 2015-01-20 | 2017-10-27 | 江苏丰彩新型建材有限公司 | A kind of interfacial agents and its preparation method and application |
WO2017092611A1 (en) * | 2015-12-01 | 2017-06-08 | 北京东方雨虹防水技术股份有限公司 | Permeation-resistant coating and composite waterproof panel |
CN106336140A (en) * | 2016-08-25 | 2017-01-18 | 苏州金螳螂建筑装饰股份有限公司 | Interface agent and construction method thereof, and cement slurry and construction method thereof. |
CN106752426A (en) * | 2017-03-14 | 2017-05-31 | 韩志龙 | The super infiltration interfacial agents preparation method of aqueous, environmental protective |
CN106833177B (en) * | 2017-03-30 | 2019-05-07 | 北京市创新玮地科贸有限公司 | A kind of environment protection type wall covering interfacial agents and preparation method |
CN106833177A (en) * | 2017-03-30 | 2017-06-13 | 北京市创新玮地科贸有限公司 | A kind of environment protection type wall covering interfacial agents and preparation method |
CN107474760A (en) * | 2017-08-23 | 2017-12-15 | 重庆索利特涂料有限公司 | A kind of interfacial agents of energy-saving corrosion-resisting and preparation method thereof |
CN110357496A (en) * | 2018-04-10 | 2019-10-22 | 科建高分子材料(上海)股份有限公司 | A kind of concrete interface agent |
CN109082171A (en) * | 2018-06-08 | 2018-12-25 | 科顺防水科技股份有限公司 | A kind of concrete interface treating agent and preparation method thereof |
CN108753211A (en) * | 2018-06-22 | 2018-11-06 | 苏州金螳螂建筑装饰股份有限公司 | Fall off the glue and preparation method thereof of repairing, application for finishing material hollowing |
CN110003724A (en) * | 2019-02-25 | 2019-07-12 | 薛银福 | A kind of strong concrete interfacial agents and preparation method thereof |
CN110183969A (en) * | 2019-06-11 | 2019-08-30 | 曹磊 | A kind of economic benefits and social benefits interfacial agents and the preparation method and application thereof |
CN113122088A (en) * | 2020-01-15 | 2021-07-16 | 山东秦恒建筑节能科技有限公司 | Plastering gypsum foam-inhibiting interface agent |
CN113402195A (en) * | 2020-03-17 | 2021-09-17 | 温建忠 | Preparation technology of epoxy resin anti-corrosion impervious concrete |
CN112960936A (en) * | 2021-04-27 | 2021-06-15 | 湖北金亚坤建材有限公司 | Special interface agent for plastering gypsum and preparation method thereof |
CN113234343A (en) * | 2021-05-27 | 2021-08-10 | 河南伯高节能科技有限公司 | Wall interface agent and preparation method thereof |
CN114163877A (en) * | 2021-12-20 | 2022-03-11 | 泰山石膏有限公司 | Concrete base layer interface agent for preventing plastering gypsum mortar layer from foaming and preparation method thereof |
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Application publication date: 20131211 |