CN103964893B - A kind of early-strengthening wearable type curing compound and its production and use - Google Patents
A kind of early-strengthening wearable type curing compound and its production and use Download PDFInfo
- Publication number
- CN103964893B CN103964893B CN201410171598.0A CN201410171598A CN103964893B CN 103964893 B CN103964893 B CN 103964893B CN 201410171598 A CN201410171598 A CN 201410171598A CN 103964893 B CN103964893 B CN 103964893B
- Authority
- CN
- China
- Prior art keywords
- curing agent
- concrete
- mass parts
- hard component
- stablizer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The application relates to a kind of early-strengthening wearable type curing compound and its production and use, belongs to concrete construction field.Described curing agent (total weight with described curing agent) composed of the following components: paraffin wax emulsions 45% ~ 65%, EVA emulsion 10% ~ 20%, organosilicon-modified acrylate emulsion 3% ~ 8%, stablizer 0.5% ~ 1%, defoamer 0.03% ~ 0.08%, softening agent 0.5% ~ 1%, film coalescence aid 0.6% ~ 1%, fast hard component 0.3% ~ 0.8%, and the water of surplus.
Description
Technical field
The application relates to a kind of early-strengthening wearable type curing compound and its production and use, belongs to concrete pouring field.
Background technology
Traditional concrete curing method to cover after wet gunnysack, wet straw bag or the wet sand of heap watering again etc., both consumed human and material resources and time, and cannot meet again the construction requirement of high level, building and lack of water arid area buildings.Along with the development of concrete technology, chemical regimen is arisen at the historic moment.Chemistry regimen is mainly by spraying at building surface, smear film forming material to prevent the processing method of inside concrete moisture loss, compared with traditional maintenance process, there is saving of labor, save time, the advantage such as water saving, be applicable to the maintenance of the engineerings such as highway, airport Dao Ping, Highrise buildings, bridge.Maybe cannot adopt the engineering of ordinary method maintenance to water scarcity area, more demonstrate its superiority.
Common curing compound mainly contains following a few class: solvent type resin solution, paraffin wax emulsions, polymer emulsion and the silicate solutions etc. based on water glass.The health mechanism of this few class curing agent of solvent type resin solution, paraffin wax emulsions, polymer emulsion forms the fine and close continuous thin film of one deck at concrete surface, stops scattering and disappearing of moisture, make the abundant aquation of inside concrete.And the silicate solutions class curing agent based on water glass, being by penetrating into concrete surface layer and hydrolysis product of cement reacts, forming gum material, inside concrete capillary-size pore is closed, stop scattering and disappearing of moisture, and then reach water conservation health effect.
Specifically, solvent type resin solution water-retentivity is better, but its organic volatile in film process is more, serious to ambient contamination.Paraffin wax emulsions film forming is fine and close, and water-retentivity is fine, but its film forming is more crisp, easy to crack, in addition, paraffin wax emulsions film forming is larger by the free water mitigation of concrete surface, if spray too early, concrete surface free water can reduce Parafilm and concrete cohesive force, affects its film-formation result.Polymer emulsion class curing agent kind is more, and its main film forming material is acrylic resin, and such curing agent film forming closure is poor, low with the adhesive power of concrete surface, causes film forming easily to be peeled off.Water glass class curing agent can not form closed film at concrete surface, water retention only about 30%, but water glass class curing agent can react with hydrolysis product of cement and form gum material, fill concrete internal void, stop inside concrete moisture loss, concrete surface intensity can be improved simultaneously.
Summary of the invention
the problem that invention will solve
The application is intended to the defect overcoming above-mentioned known curing compound, develops a kind of early-strengthening wearable type curing compound, the problems such as, film-forming properties poor, film cracking or stripping low with the water-retentivity existing for the curing agent solving prior art.
for the scheme of dealing with problems
The application provides a kind of early-strengthening wearable type curing compound, it is characterized in that with the total weight of described curing agent, composed of the following components: paraffin wax emulsions 45% ~ 65%; EVA emulsion 10% ~ 20%; Organosilicon-modified acrylate emulsion 3% ~ 8%, preferably 4% ~ 6%; Stablizer 0.5% ~ 1%, preferably 0.6% ~ 0.9%; Defoamer 0.03% ~ 0.08%, preferably 0.04% ~ 0.06%; Softening agent 0.5% ~ 1%, preferably 0.6% ~ 0.8%; Film coalescence aid 0.6% ~ 1%, preferably 0.7% ~ 0.9%; Fast hard component 0.3% ~ 0.8%, preferably 0.5% ~ 0.7%; With the water of surplus.
Curing agent according to the application, is characterized in that, described fast hard component is the combination of hydramine and alkaline carbonate, and wherein the part by weight of hydramine and alkaline carbonate is (3 ~ 5): (1 ~ 3).
Curing agent according to the application, is characterized in that, described hydramine is trolamine or diethanolamine, and described alkaline carbonate is Quilonum Retard, sodium carbonate or salt of wormwood.
Curing agent according to the application, is characterized in that, described hydramine is trolamine, and described alkaline carbonate is Quilonum Retard.
Curing agent according to the application, it is characterized in that, described stablizer is the combination of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight of nano silicon is (2 ~ 4): (3 ~ 5): (2 ~ 4), is preferably 3:4:3.
The application also provides a kind of method preparing early-strengthening wearable type curing compound according to the application, it is characterized in that, comprises the following steps:
(1) by soluble in water respectively to stablizer, soon hard component, formation stabiliser solution and soon hard component solution, for subsequent use;
(2) paraffin wax emulsions, defoamer, softening agent, film coalescence aid are once added in reaction vessel stir;
(3) EVA emulsion and organosilicon-modified acrylate emulsion are added in reaction vessel successively stir;
(4) stabiliser solution for subsequent use, fast hard component solution are added in reaction vessel successively, and excess water is added stir, described curing compound can be obtained.
Method according to the application, is characterized in that, in step (2), churning time is about 1 ~ 2min, and stirring velocity controls at 100 ~ 300r/min.
Method according to the application, is characterized in that, in step (3), stirring velocity controls at 400 ~ 500r/min, after described two kinds of emulsions add, continues stirring 0.5 ~ 1min.
Method according to the application, is characterized in that, in step (4), churning time is 3 ~ 5 minutes, and stirring velocity controls at 400 ~ 500r/min.
The application also provides the early-strengthening wearable type curing compound according to the application for the purposes of concrete curing.
the effect of invention
The early-strengthening wearable type curing compound of the application can improve the film toughness after curing agent film forming, avoids the moisture loss caused due to film cracking.Meanwhile, improve the cohesive force of film and concrete surface, reduce the impact of concrete surface free water on film-formation result and adhesive capacity, ensure that curing agent film-formation result.Use the curing agent of the application to carry out the concrete of health, water retention, early strength and wear resistance significantly improve.
Embodiment
The application relates to a kind of early-strengthening wearable type curing compound, it is characterized in that with the total weight of described curing agent, composed of the following components: paraffin wax emulsions 45% ~ 65%; EVA emulsion 10% ~ 20%; Organosilicon-modified acrylate emulsion 3% ~ 8%, preferably 4% ~ 6%; Stablizer 0.5% ~ 1%, preferably 0.6% ~ 0.9%; Defoamer 0.03% ~ 0.08%, preferably 0.04% ~ 0.06%; Softening agent 0.5% ~ 1%, preferably 0.6% ~ 0.8%; Film coalescence aid 0.6% ~ 1%, preferably 0.7% ~ 0.9%; Fast hard component 0.3% ~ 0.8%, preferably 0.5% ~ 0.7%; With the water of surplus.
Paraffin wax emulsions can select extensively commercially available product, usually select solid content be 30 ± 1% anion-nonionic type (being namely composited by negatively charged ion and nonionic surface active agent) emulsion, such as Fushun literary composition Aixin Technology Co., Ltd., Ren Xin chemical plant, Langfang, Dongguan City, Guangdong Province Ao Da Chemical Co., Ltd., Shanghai Joule Wax Industry Co., Ltd produce paraffin wax emulsions etc.
EVA emulsion can select extensively commercially available product, the EVA emulsion etc. that such as Shanxi Sanwei Group Co., Ltd., Nanjing Nan Wei Chemical Co., Ltd., Shanghai Rui Ji tackiness agent company limited, Guangzhou Qi Sheng Chemical Co., Ltd. produce, the SWE-7 preferably using Shanxi Sanwei Group Co., Ltd. to produce in this application.
Organosilicon-modified acrylate emulsion can select extensively commercially available product, the HMP-S801 etc. that the BP-108 that such as Beijing Proview latex company limited produces, sea, Guangdong produce along novel material Science and Technology Ltd., the BP-108 preferably using Beijing Proview latex company limited to produce in this application.
Defoamer can select polyether silicone defoamer, and the AF-6384 defoamer that the SXP-105 defoamer that such as Suzhou City China Resources chemical industry limited liability company produces, Shenyang Rui Chi sufacing company limited produce, Zibo hat scholar Chemicals sell the AFS type defoamer etc. that company limited produces.
Softening agent can select extensively commercially available product, the softening agent etc. that such as Yingkou Tianyun Chemicals Research Institute Co., Ltd., Xinghua work limited liability company of Shandong section, Suzhou Yi Gete Chemical Co., Ltd. produce, the dibutyl phthalate preferably using Yingkou Tianyun Chemicals Research Institute Co., Ltd. to produce in this application.
Film coalescence aid can select extensively commercially available product, the film coalescence aid etc. that such as Jiangyan City Qi great coatings additive(s) company limited, Jiangsu Runtai Chemical Co., Ltd., Shanghai Hong Tu Industrial Co., Ltd. produce, the Lauryl Alcohol ester preferably using Jiangyan City Qi great coatings additive(s) company limited to produce in this application.
Fast hard component in the curing compound of the application is the combination of hydramine and alkaline carbonate, and wherein the part by weight of hydramine and alkaline carbonate is (3 ~ 5): (1 ~ 3).Wherein hydramine can be trolamine or diethanolamine, preferred trolamine; Alkaline carbonate can be Quilonum Retard, sodium carbonate or salt of wormwood, preferred Quilonum Retard.
Described fast hard component can promote hydrated cementitious, improves concrete surface intensity.React with inside concrete hydrated product, concrete surface hole is blocked by resultant, not only stops moisture loss but also improve surface strength; Hydramine wherein, particularly trolamine can accelerate the aquation of tricalcium aluminate and the formation of ettringite, and alkaline carbonate wherein, particularly Quilonum Retard can accelerate concrete coagulating time, improve impermeability.
The curing compound of the application has the effect of dual baffle in health process.After being sprayed at concrete surface, under the effect of described fast hard component, Surface layer's concrete is rapid curing, forms the concrete-shell of one deck densification within the scope of 1 ~ 2mm, avoid scattering and disappearing of the early stage moisture of cement concrete, form the first barrier of concrete curing; Other component forms fine and close continuous thin film simultaneously, solves the early stage health problem of concrete under secondary iris action well.
Stablizer in the curing compound of the application, except having the effect of stably dispersing emulsion, can also improve concrete surface intensity, Concrete Structure surface abrasion resistance.Its weight ratio consists of: sodium laurylsulfonate: Trisodium trimetaphosphate: nano silicon=(2 ~ 4): (3 ~ 5): (2 ~ 4), is preferably 3:3:4.
In this stablizer, nano silicon has good stably dispersing effect, and nano silicon can react with inside concrete product, produces thing and is blocked by inside concrete pore, both effectively stop scattering and disappearing of moisture, improve concrete surface intensity again.Nano silicon also has a kind of very important characteristic simultaneously, and namely it can significantly improve the wear resistance of concrete surface.In addition, sodium laurylsulfonate and Trisodium trimetaphosphate add the stability that can improve curing agent better, especially for standing storage, there is good effect.
The application adopts the stablizer be made up of the sodium laurylsulfonate of above-mentioned part by weight, Trisodium trimetaphosphate, nano silicon, can the advantage of comprehensive these three kinds of components, realizes good effect.
The application also relates to a kind of preparation method of described curing compound, and the method comprises the following steps:
(1) by soluble in water respectively to stablizer, soon hard component, formation stabiliser solution and soon hard component solution, for subsequent use;
(2) paraffin wax emulsions, defoamer, softening agent, film coalescence aid are once added in reaction vessel and stir, usual churning time is about 1 ~ 2min, and stirring velocity controls at 100 ~ 300r/min;
(3) EVA emulsion and organosilicon-modified acrylate emulsion are added in reaction vessel successively and stir, stirring velocity controls at 400 ~ 500r/min, after described two kinds of emulsions add, continues stirring 0.5 ~ 1min;
(4) stabiliser solution for subsequent use, fast hard component solution are added in reaction vessel successively, and by excess water (namely according to the mixing ratio of each component, deduction preparation stabiliser solution and the water in fast hard component solution) add, stirring velocity controls at 400 ~ 500r/min, stir 3 ~ 5min, described curing compound can be obtained.
The application also relates to the purposes of described curing compound for concrete curing.
Embodiment
In the embodiment and comparative example of the application, the 30 type anion-nonionic type paraffin wax emulsions that paraffin wax emulsions uses Fushun literary composition Aixin Technology Co., Ltd. to produce, the SWE-7 that EVA emulsion uses Shanxi Sanwei Group Co., Ltd. to produce, the BP-108 that organosilicon-modified acrylate emulsion uses Beijing Proview latex company limited to produce, the SXP-105 defoamer that defoamer uses Suzhou City China Resources chemical industry limited liability company to produce, the dibutyl phthalate that softening agent uses Yingkou Tianyun Chemicals Research Institute Co., Ltd. to produce, the film coalescence aid that film coalescence aid uses Qi great coatings additive(s) company limited of Jiangyan City to produce.
Trolamine is that Guangzhou Xi Ling Chemical Co., Ltd. produces, and purity is 99%.
Quilonum Retard is that Jiangxi Ganfeng Lithium Co., Ltd. produces, technical grade.
Sodium laurylsulfonate is that Suzhou sunrise Chemical Co., Ltd. produces, and technical grade, main component is about 97%.
Trisodium trimetaphosphate is that Wuxi Jie Rui Chemical Co., Ltd. produces, technical grade.
Nano silicon is that Hangzhou Wanjing New Material Co., Ltd. produces, and specific surface area is greater than 160m
2/ g.
Embodiment 1
The curing agent for the early stage health of cement concrete pavement of the present embodiment is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, stablizer 0.8 mass parts, defoamer 0.06 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, fast hard component 0.5 mass parts, water 22.14 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is made up of Quilonum Retard and trolamine, and the part by weight of Quilonum Retard and trolamine is 1:3.
First the preparation of this curing agent comprises the steps:, load weighted stablizer is soluble in water respectively with fast hard component, stirs, and forms stabiliser solution and fast hard component solution, for subsequent use; Then load weighted paraffin wax emulsions, defoamer, softening agent, film coalescence aid are once added in reaction vessel, start stirrer and stir, churning time is about 1min, and stirring velocity controls about 200r/min; Then EVA emulsion and organosilicon-modified acrylate emulsion are added in reaction vessel successively, and stirrer is controlled at about 450r/min, after stirring 0.5min, by the water of ready stabiliser solution, fast hard component solution and surplus (namely according to the mixing ratio of each component, deduction preparation stabiliser solution and the water in fast hard component solution) to pour into successively in reaction vessel, constant speed stirs 4min.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 92%, and concrete seven d compressive strength rate is 93%, and concrete 28d wear loss is 1.211kg/m
2.
Embodiment 2
The curing agent for the early stage health of cement concrete pavement of the present embodiment is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, stablizer 0.8 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, fast hard component 0.7 mass parts, water 21.95 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is made up of Quilonum Retard and trolamine, and the part by weight of Quilonum Retard and trolamine is 1:3.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 91%, and concrete seven d compressive strength rate is 96%, and concrete 28d wear loss is 0.972kg/m
2.
Embodiment 3
The curing agent for the early stage health of cement concrete pavement of the present embodiment is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 16 mass parts, organosilicon-modified acrylate emulsion 4 mass parts, stablizer 0.7 mass parts, defoamer 0.06 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, fast hard component 0.5 mass parts, water 22.24 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is made up of Quilonum Retard and trolamine, and the part by weight of Quilonum Retard and trolamine is 1:3.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 85%, and concrete seven d compressive strength rate is 91%, and concrete 28d wear loss is 1.232kg/m
2.
Embodiment 4
The curing agent for the early stage health of cement concrete pavement of the present embodiment is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 16 mass parts, organosilicon-modified acrylate emulsion 4 mass parts, stablizer 0.7 mass parts, defoamer 0.06 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, fast hard component 0.7 mass parts, water 22.04 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is made up of Quilonum Retard and trolamine, and the part by weight of Quilonum Retard and trolamine is 1:3.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 87%, and concrete seven d compressive strength rate is 94%, and concrete 28d wear loss is 0.986kg/m
2.
Embodiment 5
The curing agent for the early stage health of cement concrete pavement of the present embodiment is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 14 mass parts, organosilicon-modified acrylate emulsion 6 mass parts, stablizer 0.9 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.9 mass parts, fast hard component 0.3 mass parts, water 22.15 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is made up of Quilonum Retard and trolamine, and the part by weight of Quilonum Retard and trolamine is 1:3.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 94%, and concrete seven d compressive strength rate is 92%, and concrete 28d wear loss is 1.483kg/m
2.
Comparative example 1
The curing agent for the early stage health of cement concrete pavement of this comparative example is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, water 23.45 mass parts.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 69%, and concrete seven d compressive strength rate is 85%, and concrete 28d wear loss is 1.932kg/m
2.
Comparative example 2
The curing agent for the early stage health of cement concrete pavement of this comparative example is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, stablizer 0.2 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, water 23.25 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 76%, and concrete seven d compressive strength rate is 89%, and concrete 28d wear loss is 1.821kg/m
2.
Comparative example 3
The curing agent for the early stage health of cement concrete pavement of this comparative example is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, stablizer 0.2 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, fast hard component 0.5 mass parts, water 22.75 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is made up of Quilonum Retard and trolamine, and the part by weight of Quilonum Retard and trolamine is 1:3.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 79%, and concrete seven d compressive strength rate is 89%, and concrete 28d wear loss is 1.256kg/m
2.
Comparative example 4
The curing agent for the early stage health of cement concrete pavement of this comparative example is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, stablizer 0.8 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, water 22.65 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 91%, and concrete seven d compressive strength rate is 91%, and concrete 28d wear loss is 1.801kg/m
2.
Comparative example 5
The curing agent for the early stage health of cement concrete pavement of this comparative example is composed of the following components: paraffin wax emulsions 55 mass parts, EVA emulsion 15 mass parts, organosilicon-modified acrylate emulsion 5 mass parts, stablizer 0.8 mass parts, defoamer 0.05 mass parts, softening agent 0.7 mass parts, film coalescence aid 0.8 mass parts, fast hard component 0.2 mass parts, water 22.45 mass parts.
Stablizer is made up of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight=3:4:3 of nano silicon.Fast hard component is only made up of water glass.
The preparation process of this curing agent is with embodiment 1.
The test of the effective water retention of curing agent, concrete crushing strength ratio and concrete abrasion amount is carried out according to the requirement of JT/T522-2004 " highway engineering curing compound ".Wherein the quantity for spray of curing agent is 200g/m
2concrete.After tested, the effective water retention of curing agent 72h is 92%, and concrete seven d compressive strength rate is 93%, and concrete 28d wear loss is 1.612kg/m
2.
As can be seen from embodiment and the comparative example of the application, the curing agent of the application can make concrete water retention, early strength and wear resistance significantly improve.On the contrary, do not meet in the comparative example that this application claims, concrete water retention, early strength and wear resistance are poor.
Claims (10)
1. an early-strengthening wearable type curing compound, is characterized in that, with the total weight of described curing agent, composed of the following components: paraffin wax emulsions 45% ~ 65%; EVA emulsion 10% ~ 20%; Organosilicon-modified acrylate emulsion 3% ~ 8%; Stablizer 0.6% ~ 0.9%; Defoamer 0.03% ~ 0.08%; Softening agent 0.5% ~ 1%; Film coalescence aid 0.6% ~ 1%; Fast hard component 0.3% ~ 0.8%; With the water of surplus;
Described fast hard component is the combination of hydramine and alkaline carbonate, and wherein the part by weight of hydramine and alkaline carbonate is (3 ~ 5): (1 ~ 3);
Described stablizer is the combination of sodium laurylsulfonate, Trisodium trimetaphosphate and nano silicon, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight of nano silicon is (2 ~ 4): (3 ~ 5): (2 ~ 4).
2. curing agent according to claim 1, is characterized in that, with the total weight of described curing agent, composed of the following components: paraffin wax emulsions 45% ~ 65%; EVA emulsion 10% ~ 20%; Organosilicon-modified acrylate emulsion 4% ~ 6%; Stablizer 0.6% ~ 0.9%; Defoamer 0.04% ~ 0.06%; Softening agent 0.6% ~ 0.8%; Film coalescence aid 0.7% ~ 0.9%; Fast hard component 0.5% ~ 0.7%; With the water of surplus.
3. curing agent according to claim 1 and 2, is characterized in that, described hydramine is trolamine or diethanolamine, and described alkaline carbonate is Quilonum Retard, sodium carbonate or salt of wormwood.
4. curing agent according to claim 3, is characterized in that, described hydramine is trolamine, and described alkaline carbonate is Quilonum Retard.
5. curing agent according to claim 1, is characterized in that, wherein sodium laurylsulfonate: Trisodium trimetaphosphate: the part by weight of nano silicon is 3:4:3.
6. prepare a method for the early-strengthening wearable type curing compound according to any one of claim 1-5, it is characterized in that, comprise the following steps:
(1) by soluble in water respectively to stablizer, soon hard component, formation stabiliser solution and soon hard component solution, for subsequent use;
(2) paraffin wax emulsions, defoamer, softening agent, film coalescence aid are once added in reaction vessel stir;
(3) EVA emulsion and organosilicon-modified acrylate emulsion are added in reaction vessel successively stir;
(4) stabiliser solution for subsequent use, fast hard component solution are added in reaction vessel successively, and excess water is added stir, described curing compound can be obtained.
7. method according to claim 6, is characterized in that, in step (2), churning time is 1 ~ 2min, and stirring velocity controls at 100 ~ 300r/min.
8. method according to claim 6, is characterized in that, in step (3), stirring velocity controls at 400 ~ 500r/min, after two kinds of emulsions add, continues stirring 0.5 ~ 1min.
9. method according to claim 6, is characterized in that, in step (4), churning time is 3 ~ 5 minutes, and stirring velocity controls at 400 ~ 500r/min.
10. the early-strengthening wearable type curing compound according to any one of claim 1-5 is used for the purposes of concrete curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410171598.0A CN103964893B (en) | 2014-04-25 | 2014-04-25 | A kind of early-strengthening wearable type curing compound and its production and use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410171598.0A CN103964893B (en) | 2014-04-25 | 2014-04-25 | A kind of early-strengthening wearable type curing compound and its production and use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103964893A CN103964893A (en) | 2014-08-06 |
| CN103964893B true CN103964893B (en) | 2016-01-13 |
Family
ID=51234957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410171598.0A Active CN103964893B (en) | 2014-04-25 | 2014-04-25 | A kind of early-strengthening wearable type curing compound and its production and use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103964893B (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104119103B (en) * | 2014-08-08 | 2015-11-11 | 重庆大学 | Cement concrete pavement wear resistance ameliorative way |
| CN105175008B (en) * | 2015-09-24 | 2017-04-19 | 界首市三宝博达建材有限公司 | Non-toxic and non-corrosiveness nanosilicone dioxide enhanced type concrete curing agent |
| CN105271923A (en) * | 2015-09-24 | 2016-01-27 | 滁州京安工贸有限责任公司 | Concrete and mortar curing agent |
| CN105272355B (en) * | 2015-10-09 | 2017-05-31 | 中南林业科技大学 | A kind of tung oil-modified paraffin wax emulsions and its preparation and application |
| CN105906245A (en) * | 2016-04-26 | 2016-08-31 | 郑邦宪 | Preparation method of cement mortar |
| CN105906244A (en) * | 2016-04-26 | 2016-08-31 | 蔡建斌 | Manufacturing method of cement-based product |
| CN107986818A (en) * | 2018-01-08 | 2018-05-04 | 中交三公局第工程有限公司 | Compound concrete curing fluid and preparation method thereof |
| CN108424173B (en) * | 2018-04-25 | 2021-06-22 | 浙江研翔新材料有限公司 | Concrete external curing agent |
| CN108892536A (en) * | 2018-06-20 | 2018-11-27 | 河南阳光防水科技有限公司 | The early strong curing agent of cement |
| JP7209001B2 (en) * | 2018-08-31 | 2023-01-19 | デンカ株式会社 | Curing agent for concrete composition and curing method for concrete composition |
| CN109777217A (en) * | 2018-12-12 | 2019-05-21 | 湖南大迈新材科技有限公司 | Concrete road and terrace curing agent and its use device and method |
| CN109987966B (en) * | 2019-04-24 | 2021-11-09 | 中国路桥工程有限责任公司 | Concrete curing agent |
| CN110194678B (en) * | 2019-05-24 | 2022-01-18 | 万民晶 | Concrete curing agent and curing method using same |
| CN111269023A (en) * | 2020-02-12 | 2020-06-12 | 中建材料技术研究成都有限公司 | High-permeability and high-hydrophobicity silicon-based protective agent and preparation method thereof |
| CN111732446A (en) * | 2020-07-07 | 2020-10-02 | 四川恒泽建材有限公司 | Concrete curing agent and preparation method thereof |
| CN113979782B (en) * | 2021-11-01 | 2022-09-09 | 四川华西绿舍建材有限公司 | Concrete surface anti-carbonization curing agent and preparation method and application thereof |
| CN113912323A (en) * | 2021-11-09 | 2022-01-11 | 海南鸿飞企业管理有限公司 | Auxiliary agent for cement gypsum product |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1121184A (en) * | 1997-07-02 | 1999-01-26 | Maeda Road Constr Co Ltd | Concrete film curing agent and method for curing concrete by using the same |
| JP5020544B2 (en) * | 2006-05-22 | 2012-09-05 | 電気化学工業株式会社 | Organic-inorganic composite type coating curing agent, mortar or concrete treatment method using the same, and hardened cement |
| CN101298373B (en) * | 2008-06-27 | 2010-06-09 | 辽宁省建设科学研究院 | Novel modified emulsifying olefin concrete curing agent |
| CN101955348B (en) * | 2009-07-15 | 2014-07-23 | 深圳市博兆科技有限公司 | Method for preparing cement-based water-based composite nano-silicate inorganic functional sol |
| CN103058544B (en) * | 2012-12-24 | 2014-10-08 | 浙江工业大学 | Bi-component curing agent used for cement concrete and application thereof |
-
2014
- 2014-04-25 CN CN201410171598.0A patent/CN103964893B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103964893A (en) | 2014-08-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103964893B (en) | A kind of early-strengthening wearable type curing compound and its production and use | |
| CN104402364B (en) | Fast solidifying type (I type) polymer cement waterproof slurry and preparation method thereof | |
| CN103992135B (en) | A kind of curing compound and preparation method thereof | |
| CN106007474B (en) | Super infiltration concrete intensifier of one kind and preparation method thereof | |
| CN102140281B (en) | Coating for protecting back face of stone | |
| CN107010890B (en) | Environment-friendly polymer cement wall waterproof slurry and preparation method thereof | |
| CN105733382B (en) | A kind of micro-nano reinforced steel bar rust preventing agent and preparation method thereof of autoclaved aerated concrete slab | |
| CN103756377A (en) | Modified silicate waterborne zinc-rich anticorrosive coating employing organic montmorillonite as anti-settling dispersant | |
| CN101348348A (en) | High moisture retention concrete curing agent | |
| CN108328977B (en) | Concrete repairing material | |
| CN111875321B (en) | Underwater repair material based on seawater and coral sand and preparation method thereof | |
| CN104945967B (en) | Spray film water-proofing material and its preparation and application splashed can be prevented | |
| CN105461349A (en) | A corrosion-inhibiting reinforcing agent used for a surface layer of steel fiber reinforced concrete and a preparing method thereof | |
| CN103333559B (en) | Water-based transparent concrete water-proof carbonization-preventing coating and preparation method thereof | |
| CN104496350A (en) | Corrosion-resistant polymer modified cement mortar and preparation method thereof | |
| CN104829161A (en) | Novel waterproof agent for building gypsum, and preparation method thereof | |
| CN105399363A (en) | Admixture for high-fluidity concrete and preparing method thereof | |
| CN102659364A (en) | Spraying mortar and manufacture method thereof | |
| CN110372303A (en) | Anticorrosion mortar, method for preparing mortar and construction method are frozen in a kind of salt resistance | |
| CN103819167B (en) | A kind of Steel Concrete moisture curing cathodic protection coatings and preparation and application thereof | |
| CN109721321A (en) | A kind of preparation method of ardealite based self-leveling material | |
| CN102826781A (en) | Waterfroof agent for cement mortar and its preparation method | |
| CN104059419A (en) | Semi-dry desulfurization ash-containing exterior wall putty | |
| CN109456005A (en) | A kind of Polymer cement materials | |
| CN106280789A (en) | A kind of double-component silicon third anticracking waterproof coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160802 Address after: 100088 Beijing city Haidian District Xitucheng Road No. 8 Patentee after: Research Institute of Highway Ministry of Transport Patentee after: ZHONGLU GAOKE (BEIJING) HIGHWAY TECHNOLOGY CO., LTD. Patentee after: INNER MONGOLIA ROAD AND BRIDGE CO., LTD. Address before: 100088 Beijing city Haidian District Xitucheng Road No. 8 Patentee before: Research Institute of Highway Ministry of Transport Patentee before: ZHONGLU GAOKE (BEIJING) HIGHWAY TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100088 Beijing city Haidian District Xitucheng Road No. 8 Co-patentee after: ZHONGLU GAOKE (BEIJING) HIGHWAY TECHNOLOGY CO., LTD. Patentee after: Research Institute of Highway Ministry of Transport Co-patentee after: Luqiao, Inner Mongolia, Refco Group Ltd Address before: 100088 Beijing city Haidian District Xitucheng Road No. 8 Co-patentee before: ZHONGLU GAOKE (BEIJING) HIGHWAY TECHNOLOGY CO., LTD. Patentee before: Research Institute of Highway Ministry of Transport Co-patentee before: INNER MONGOLIA ROAD AND BRIDGE CO., LTD. |