CN103641358B - Effective pumping aid in premixing commodity packing design polycarboxylic acid series - Google Patents
Effective pumping aid in premixing commodity packing design polycarboxylic acid series Download PDFInfo
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- CN103641358B CN103641358B CN201310544430.5A CN201310544430A CN103641358B CN 103641358 B CN103641358 B CN 103641358B CN 201310544430 A CN201310544430 A CN 201310544430A CN 103641358 B CN103641358 B CN 103641358B
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Abstract
The present invention relates to effective pumping aid and application thereof in premixing commodity packing design polycarboxylic acid series, belong to building material field.The present invention is that one is applicable to effective pumping aid in Medium and low intensity grade premixing commodity packing design polycarboxylic acid series, is made up of the raw material of following weight percents: solid content be 40% guarantor to collapse water reducing type polycarboxylic acid series high efficiency water reducing agent 4-20%; Solid content is the low cost height diminishing polycarboxylic acid series high efficiency water reducing agent 4-20% of 36%; Solid content is the magnesium lignosulfonate 5-7% of 50%; Sunmorl N 60S 1-5%; Air entrapment agent 0.02-0.1%; High-performance viscosity modifier 0-3%; Surplus is tap water.This product solid content is effective pumping aid in the polycarboxylic acid series of about 13%, and its concrete water-reducing ratio is more than 15%.This product significantly can improve the workability of fresh concrete and the weather resistance of maturing.Product of the present invention is good to cement adaptability, steady quality, product environmental protection, with low cost, is convenient to suitability for industrialized production.
Description
Technical field
The present invention relates to effective pumping aid in a kind of the reinforcement of concrete polycarboxylic acid series, it belongs to building material technical field, is specifically related to effective pumping aid in premixing commodity packing design polycarboxylic acid series.
Background technology
High-efficiency water-reducing agent of poly-carboxylic acid is the third generation high efficiency water reducing agent grown up after wooden calcium is the first-generation ordinary water-reducing agent of representative and naphthalene system, aliphatics are the s-generation high efficiency water reducing agent of main representative, be that world today's scientific and technological content is the highest, application prospect be best, new and effective water reducer that over-all properties is optimum.Product has the series of advantages such as high diminishing, high-thin arch dam, high enhancing, lower shrinkage, low chlorine, Lower alrali content, safety non-toxic, can significantly improve concrete over-all properties, improve construction quality, be applied to more and more (as in high-speed railway and civil building engineering) in key state project.But find in actual applications, during directly by high-efficiency water-reducing agent of poly-carboxylic acid mixing Medium and low intensity grade concrete dense for height, because of cement consumption reduce, water consumption reduces, water reducer volume is few, can not ensure suitable slurry bone ratio, concrete is easily grabbed the end, is hardened, and can not apply.
Effective pumping aid in the polycarboxylic acid series that the present invention proposes, be applicable to the commodity packing design preparing Medium and low intensity grade, there is the excellent pumping agent that efficient diminishing, suitably bleed also can prevent and reduce Slump Time losing of Large, possesses excellent serviceability, the easily pumping easily excellent workability such as closely knit, maturing lower shrinkage, there is long-term weather resistance, cracking resistance, impervious, freeze-thaw-cycle performance improve greatly, can be used in various construction work.
In polycarboxylic acid series the production process of effective pumping aid pollution-free, without waste, environmentally friendly, to HUMAN HEALTH without harm.The product of this invention has stable performance, winter without crystallization, long storage periods without precipitation, not containing formaldehyde, low chlorine, low alkali, is belong to environmental type product.
Summary of the invention
1. the object of the present invention is to provide effective pumping aid in a kind of lower-cost premixing commodity packing design polycarboxylic acid series, it is with low cost, solid content is about 13%, and in C15-C40 concrete, its addition content is the 1.0-1.6wt% of binder total amount in concrete.
2. effective pumping aid in premixing commodity packing design polycarboxylic acid series provided by the invention, be characterized in, pumping agent each component is made up of the raw material of following weight percent:
3. effective pumping aid in the reinforcement of concrete polycarboxylic acid series described in, is characterized in: the guarantor of solid content 40% composition below water reducing type polycarboxylic acid series high efficiency water reducing agent that collapses is formed, and the weight of each component is divided into (part):
Wherein the guarantor of solid content 40% collapse water reducing type high-efficiency water-reducing agent of poly-carboxylic acid preparation comprise following processing step:
(1) add deionized water and methyl thiazolinyl Soxylat A 25-7 polypropylene ether in a kettle., control temperature is 60-70 DEG C, under agitation, makes methyl thiazolinyl Soxylat A 25-7 polyethenoxy ether soluble in water.
(2) hydrogen peroxide is added in reactor, stir 5-10 minute.
(3) drip xitix respectively, the Thiovanic acid aqueous solution and vinylformic acid, the 2-acrylamide-2-methylpro panesulfonic acid aqueous solution, control to drop in reactor at 4-4.5 hour.
(4) reaction insulation 1-3 hour, is cooled to less than 40 DEG C.
(5) regulate pH value to 5-6 with ionic membrane caustic soda, be adjusted to solid content with deionized water, the guarantor obtaining 40% is collapsed water reducing type polycarboxylic acid series high efficiency water reducing agent.
4. effective pumping aid in the reinforcement of concrete polycarboxylic acid series described in, is characterized in: solid content be 36% low cost height diminishing high-efficiency water-reducing agent of poly-carboxylic acid by forming following composition, the weight of each component is divided into (part):
Wherein the low cost height water reducing type polycarboxylic acid series high efficiency water reducing agent preparation of 36% comprises following processing step:
(1) add deionized water and allyl polyethenoxy ether in a kettle., control temperature is 65-75 DEG C, under agitation condition, make allyl polyethenoxy ether and sorbyl alcohol soluble in water.
(2) hydrogen peroxide is added in reactor, stirs 5-10 minute,
(3) drip xitix, the Thiovanic acid aqueous solution and vinylformic acid, the 2-acrylamide-2-methylpro panesulfonic acid aqueous solution respectively, control to drop in reactor at 4-4.5 hour.
(4) reaction insulation 1-3 hour, is cooled to less than 40 DEG C.
Regulate pH value to 5-6 with ionic membrane caustic soda, align solid content with deionized water, obtain the low cost height water reducing type polycarboxylic acid series high efficiency water reducing agent of 36%.
Embodiment
For understanding technology contents of the present invention, feature further, enumerating following instance and being described in detail as follows: embodiment: effective pumping aid in premixing commodity packing design polycarboxylic acid series, the weight part of each component is (part):
In above-mentioned composition, the collapse weight of water reducing type polycarboxylic acid series high efficiency water reducing agent component of the guarantor of 40% is (part):
In above-mentioned composition, the weight part of the low cost height water reducing type polycarboxylic acid series high efficiency water reducing agent each component of 36% is (part):
Claims (3)
1. an effective pumping aid in premixing commodity packing design polycarboxylic acid series, is characterized in that being made up of the raw material of following weight percent:
Described solid content be 36% low cost height water reducing type polycarboxylic acid series high efficiency water reducing agent be made up of following component, the weight part of each component is:
Described solid content be 36% low cost height water reducing type polycarboxylic acid series high efficiency water reducing agent preparation method comprise following processing step:
A) add deionized water and allyl polyethenoxy ether in a kettle., control temperature is 65-75 DEG C, make under agitation allyl polyethenoxy ether and sorbyl alcohol soluble in water;
B) hydrogen peroxide is added in reactor, stir 5-10 minute;
C) drip xitix, the Thiovanic acid aqueous solution and vinylformic acid, the 2-acrylamide-2-methylpro panesulfonic acid aqueous solution respectively, control to drop in reactor at 4-4.5 hour;
D) reaction insulation 1-3 hour, is cooled to less than 40 DEG C;
E) use ionic membrane caustic soda adjust ph to 5-6, regulate solid content with deionized water, obtain the low cost height water reducing type polycarboxylic acid series high efficiency water reducing agent that solid content is 36%.
2. effective pumping aid in premixing commodity packing design polycarboxylic acid series according to claim 1, it is characterized in that solid content be 40% guarantor's diminishing polycarboxylic acid series high efficiency water reducing agent that collapses be made up of following component, the weight part of each component is:
Described solid content be 40% the collapse preparation method of diminishing polycarboxylic acid series high efficiency water reducing agent of guarantor comprise following processing step:
A) add deionized water and methyl thiazolinyl Soxylat A 25-7 polyethenoxy ether in a kettle., control temperature, at 60-70 DEG C, makes methyl thiazolinyl Soxylat A 25-7 polyethenoxy ether soluble in water under agitation;
B) hydrogen peroxide is added in reactor, stir 5-10 minute;
C) drip xitix, the Thiovanic acid aqueous solution and vinylformic acid, the 2-acrylamide-2-methylpro panesulfonic acid aqueous solution respectively, control to drop in reactor at 4-4.5 hour;
D) reaction insulation 1-3 hour, is cooled to less than 40 DEG C;
E) by ionic membrane caustic soda adjust ph to 5-6, align solid content with deionized water, obtain solid content be 40% guarantor to collapse diminishing polycarboxylic acid series high efficiency water reducing agent.
3. in premixing commodity packing design polycarboxylic acid series according to claim 1, effective pumping aid is applied in C15-C40 premixing commodity packing design, it is characterized in that its addition content is the 1.0-1.6wt% of binder total amount in concrete.
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| CN201310544430.5A CN103641358B (en) | 2013-11-05 | 2013-11-05 | Effective pumping aid in premixing commodity packing design polycarboxylic acid series |
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| CN201310544430.5A CN103641358B (en) | 2013-11-05 | 2013-11-05 | Effective pumping aid in premixing commodity packing design polycarboxylic acid series |
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| CN103641358A CN103641358A (en) | 2014-03-19 |
| CN103641358B true CN103641358B (en) | 2015-10-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106467371A (en) * | 2016-09-27 | 2017-03-01 | 山东江泰建材科技有限公司 | A kind of freeze proof melt type concrete pump-feed agent |
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| CN105384381A (en) * | 2015-12-07 | 2016-03-09 | 安徽省阜南绿原化工有限公司 | Bacteriostatic anticorrosive composite polycarboxylate superplasticizer, and preparation method thereof |
| CN105384385A (en) * | 2015-12-07 | 2016-03-09 | 安徽省阜南绿原化工有限公司 | High-efficiency slow-setting concrete water reducer and preparation method thereof |
| CN105384378A (en) * | 2015-12-07 | 2016-03-09 | 安徽省阜南绿原化工有限公司 | Early-strength durable concrete water reducer and preparation method thereof |
| CN105399362A (en) * | 2015-12-07 | 2016-03-16 | 安徽省阜南绿原化工有限公司 | High slump loss resistant and high strength concrete water reducing agent and preparation method thereof |
| CN106116212A (en) * | 2016-06-24 | 2016-11-16 | 桂林华越环保科技有限公司 | A kind of pumping agent for concrete |
| CN106116229A (en) * | 2016-06-24 | 2016-11-16 | 桂林华越环保科技有限公司 | A kind of pumping admixture for concrete |
| CN106116228A (en) * | 2016-06-24 | 2016-11-16 | 桂林华越环保科技有限公司 | A kind of concrete antifreezing pumping aid |
| CN107935447A (en) * | 2017-12-18 | 2018-04-20 | 江苏中砼新材料科技有限公司 | A kind of pumping admixture for mass concrete |
| CN111978004A (en) * | 2020-07-09 | 2020-11-24 | 浙江五龙新材股份有限公司 | Polycarboxylic acid type efficient pumping agent and application thereof |
| CN113651552A (en) * | 2021-09-17 | 2021-11-16 | 南京福盛新材料有限公司 | Polycarboxylic acid high-performance pumping agent and production process and preparation device thereof |
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| CN101244909A (en) * | 2008-03-24 | 2008-08-20 | 湖南省建筑工程集团总公司 | Highly durable high slump loss resistant no-bleeding concrete pump delivering agent |
| CN102060463A (en) * | 2010-12-03 | 2011-05-18 | 山东宏艺科技股份有限公司 | Low-cost concrete antifreezing pumping aid and preparation method thereof |
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| CN101244909A (en) * | 2008-03-24 | 2008-08-20 | 湖南省建筑工程集团总公司 | Highly durable high slump loss resistant no-bleeding concrete pump delivering agent |
| CN102060463A (en) * | 2010-12-03 | 2011-05-18 | 山东宏艺科技股份有限公司 | Low-cost concrete antifreezing pumping aid and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106467371A (en) * | 2016-09-27 | 2017-03-01 | 山东江泰建材科技有限公司 | A kind of freeze proof melt type concrete pump-feed agent |
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Address after: 200120 Southwest District, 2123 Pudong Road, Pudong New Area, Shanghai. Co-patentee after: SHANGHAI SHENLI BUILDING MATERIAL Co.,Ltd. Patentee after: Shanghai Construction Engineering Building Materials Technology Group Co., Ltd Address before: 201135 3E-1178 room, No. 2123 Pudong Road, Shanghai, Pudong New Area Co-patentee before: SHANGHAI SHENLI BUILDING MATERIAL Co.,Ltd. Patentee before: SHANGHAI JIANGONG CONSTRUCTION MATERIAL Co.,Ltd. |
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