CN108503263A - A kind of diminishing collapse protection type water-reducing agent and its production method - Google Patents

A kind of diminishing collapse protection type water-reducing agent and its production method Download PDF

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Publication number
CN108503263A
CN108503263A CN201810390080.4A CN201810390080A CN108503263A CN 108503263 A CN108503263 A CN 108503263A CN 201810390080 A CN201810390080 A CN 201810390080A CN 108503263 A CN108503263 A CN 108503263A
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CN
China
Prior art keywords
parts
reducing agent
type water
protection type
polyoxyethylene ether
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Application number
CN201810390080.4A
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Chinese (zh)
Inventor
王亚军
卢祎
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江苏百瑞吉新材料有限公司
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Priority to CN201810390080.4A priority Critical patent/CN108503263A/en
Publication of CN108503263A publication Critical patent/CN108503263A/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039Premixtures of ingredients
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/30Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/302Water reducers

Abstract

A kind of diminishing collapse protection type water-reducing agent of present invention offer and its production method, wherein diminishing collapse protection type water-reducing agent includes following component by weight percentage:13 22 parts of methyl allyl polyoxyethylene ether, 2 3.5 parts of sulfonated phenol formaldehyde resin, 2.8 12.5 parts of casein, 4.5 8.5 parts of hydroxypropyl oxidized starch succinate sodium, 5 10 parts of fatty alcohol polyoxyethylene ether, 11 26 parts of unsaturated phosphate ester, attapulgite modified 7.5 20 parts, 1.6 3.0 parts of isoamyl alcohol polyoxyethylene ether, 8 16 parts of unsaturated phosphate ester, 12 parts of vinyl acetate, 3.5 7.5 parts of unsaturated polyoxyethylene ether, 79 parts of methylpropene sodium sulfonate, 8 13 parts of maleic anhydride, 35 parts of retarder, 6 12 parts of antifoaming agent.The water-reducing agent that the production method of the high-performance water reducing agent of the present invention provides can reduce the water being added in concrete construction, be conducive to the setting time for shortening concrete, and improve the intensity of concrete.

Description

A kind of diminishing collapse protection type water-reducing agent and its production method

Technical field

The present invention relates to a kind of concrete additive technical field more particularly to a kind of diminishing collapse protection type water-reducing agent and its lifes Production method.

Background technology

Concrete is the construction material that the realm of building construction often needs to use.During practice of construction, in order to enable Each component is sufficiently mixed in concrete, is needed concrete being stirred with a certain amount of water and is mixed.Due to concrete middle reaches The water of amorph is less, therefore usually requires the more water of addition and mixed.It is coagulated however, excessive water is added and increases concrete Solid time.Therefore, in view of the above-mentioned problems, it is necessary to propose further solution.

Invention content

The purpose of the present invention is to provide a kind of diminishing collapse protection type water-reducing agent and its production methods, to overcome in the prior art Existing deficiency.

For achieving the above object, the present invention provides a kind of diminishing collapse protection type water-reducing agent, includes by weight percentage Following component:13-22 parts of methyl allyl polyoxyethylene ether, 2-3.5 parts of sulfonated phenol formaldehyde resin, 2.8-12.5 parts of casein, hydroxyl 4.5-8.5 parts of propyl oxidized starch succinate sodium, 11-26 parts of unsaturated phosphate ester, changes 5-10 parts of fatty alcohol polyoxyethylene ether 7.5-20 parts of attapulgite of property, 1.6-3.0 parts of isoamyl alcohol polyoxyethylene ether, 8-16 parts of unsaturated phosphate ester, vinyl acetate 1-2 parts, unsaturated 3.5-7.5 parts of polyoxyethylene ether, 7-9 parts of methylpropene sodium sulfonate, 8-13 parts of maleic anhydride, retarder 3-5 Part, 6-12 parts of antifoaming agent.

The improvement of diminishing collapse protection type water-reducing agent as the present invention, the diminishing collapse protection type water-reducing agent wrap by weight percentage Include following component:15 parts of methyl allyl polyoxyethylene ether, 2.8 parts of sulfonated phenol formaldehyde resin, 4.8 parts of casein, hydroxypropyl oxidation 6.5 parts of starch succinate sodium, 7.5 parts of fatty alcohol polyoxyethylene ether, 17.5 parts of unsaturated phosphate ester, attapulgite modified 16.5 Part, 2.8 parts of isoamyl alcohol polyoxyethylene ether, 8.9 parts of unsaturated phosphate ester, 1.5 parts of vinyl acetate, unsaturated polyoxyethylene ether 5.5 parts, 8.5 parts of methylpropene sodium sulfonate, 10.5 parts of maleic anhydride, 4.5 parts of retarder, 8.5 parts of antifoaming agent.

The improvement of diminishing collapse protection type water-reducing agent as the present invention, the diminishing collapse protection type water-reducing agent wrap by weight percentage Include following component:20 parts of methyl allyl polyoxyethylene ether, 3.5 parts of sulfonated phenol formaldehyde resin, 12.5 parts of casein, hydroxypropyl oxidation It is 8.5 parts of starch succinate sodium, 10 parts of fatty alcohol polyoxyethylene ether, unsaturated phosphate ester 11-26,8 parts attapulgite modified, different 2.6 parts of pentenol polyoxyethylene ether, 8 parts of unsaturated phosphate ester, 1.5 parts of vinyl acetate, unsaturated 6 parts of polyoxyethylene ether, first 7.5 parts of base sodium allylsulfonate, 11.5 parts of maleic anhydride, 5 parts of retarder, 6 parts of antifoaming agent.

The improvement of diminishing collapse protection type water-reducing agent as the present invention, the diminishing collapse protection type water-reducing agent is by weight percentage also Including:1.5-2.0 parts of sodium formaldehyde sulphoxylates, 2-3.5 parts of modified starch ethers.

The improvement of diminishing collapse protection type water-reducing agent as the present invention, the diminishing collapse protection type water-reducing agent is by weight percentage also Including:1.8 parts of sodium formaldehyde sulphoxylates, 2.5 parts of modified starch ethers.

The improvement of diminishing collapse protection type water-reducing agent as the present invention, the diminishing collapse protection type water-reducing agent is by weight percentage also Including:6-19 parts of ethylene glycol, 4-9 parts of maleic acid.

The improvement of diminishing collapse protection type water-reducing agent as the present invention, the diminishing collapse protection type water-reducing agent is by weight percentage also Including:7 parts of ethylene glycol, 8 parts of maleic acid.

For achieving the above object, the present invention provides a kind of production method of diminishing collapse protection type water-reducing agent comprising such as Lower step:

S1,13-22 parts of methyl allyl polyoxyethylene ether, 2-3.5 parts of sulfonated phenol formaldehyde resin, casein 2.8-12.5 are provided Part, 4.5-8.5 parts of hydroxypropyl oxidized starch succinate sodium, 5-10 parts of fatty alcohol polyoxyethylene ether, unsaturated phosphate ester 11-26 Part, it is 7.5-20 part attapulgite modified, above-mentioned component is mixed under the action of retarder and antifoaming agent, obtain first among produce Object;

S2, provide 1-2 part of vinyl acetate, unsaturation 3.5-7.5 parts of polyoxyethylene ether, 7-9 parts of methylpropene sodium sulfonate, 8-13 parts of maleic anhydride, 1.6-3.0 parts of isoamyl alcohol polyoxyethylene ether, 8-16 parts of unsaturated phosphate ester, by above-mentioned component slow It is mixed under the action of solidifying agent and antifoaming agent, obtains the second intermediate product, the second intermediate product is mixed with the first intermediate product, is obtained Obtain diminishing collapse protection type water-reducing agent of the invention.

Compared with prior art, the beneficial effects of the invention are as follows:The production method of the high-performance water reducing agent of the present invention provides Water-reducing agent can reduce the water being added in concrete construction, be conducive to the setting time for shortening concrete, and improve The intensity of concrete.

Specific implementation mode

With reference to specific embodiment, the present invention is described in detail, but it should explanation, these embodiment party Formula is not limitation of the present invention, and those of ordinary skill in the art are according to function, method or knot made by these embodiments Equivalent transformation on structure or replacement, all belong to the scope of protection of the present invention within.

The present invention provides a kind of diminishing collapse protection type water-reducing agent, includes following component by weight percentage:Methacrylic 13-22 parts of polyoxyethylene ether, 2-3.5 parts of sulfonated phenol formaldehyde resin, 2.8-12.5 parts of casein, hydroxypropyl oxidized starch succinate 4.5-8.5 parts of sodium, 5-10 parts of fatty alcohol polyoxyethylene ether, 11-26 parts of unsaturated phosphate ester, it is 7.5-20 parts attapulgite modified, 1.6-3.0 parts of isoamyl alcohol polyoxyethylene ether, 8-16 parts of unsaturated phosphate ester, 1-2 parts of vinyl acetate, unsaturated polyoxyethylene 3.5-7.5 parts of ether, 7-9 parts of methylpropene sodium sulfonate, 8-13 parts of maleic anhydride, 3-5 parts of retarder, 6-12 parts of antifoaming agent.

In addition, the diminishing collapse protection type water-reducing agent further includes by weight percentage:1.5-2.0 parts of formaldehyde close bisulphite Sodium, 2-3.5 parts of modified starch ethers.Preferably, the diminishing collapse protection type water-reducing agent includes by weight percentage:1.8 parts of formaldehyde close Sodium bisulphite, 2.5 parts of modified starch ethers.The diminishing collapse protection type water-reducing agent further includes by weight percentage:Ethylene glycol 6-19 Part, 4-9 parts of maleic acid.Preferably, the diminishing collapse protection type water-reducing agent includes by weight percentage:7 parts of ethylene glycol, maleic acid 8 Part.

The diminishing collapse protection type water-reducing agent of the present invention is illustrated with reference to specific embodiment.

Embodiment 1

The diminishing collapse protection type water-reducing agent includes following component by weight percentage:Methyl allyl polyoxyethylene ether 15 Part, 2.8 parts of sulfonated phenol formaldehyde resin, 4.8 parts of casein, 6.5 parts of hydroxypropyl oxidized starch succinate sodium, aliphatic alcohol polyethenoxy 7.5 parts of ether, 17.5 parts of unsaturated phosphate ester, 16.5 parts attapulgite modified, 2.8 parts of isoamyl alcohol polyoxyethylene ether, unsaturation 8.9 parts of phosphate, 1.5 parts of vinyl acetate, unsaturated 5.5 parts of polyoxyethylene ether, 8.5 parts of methylpropene sodium sulfonate, maleic acid 10.5 parts of acid anhydride, 4.5 parts of retarder, 8.5 parts of antifoaming agent.

Above-mentioned diminishing collapse protection type water-reducing agent is prepared as follows:

S1,15 parts of methyl allyl polyoxyethylene ether, 2.8 parts of sulfonated phenol formaldehyde resin, 4.8 parts of casein, hydroxypropyl are provided It is 6.5 parts of oxidized starch succinate sodium, 7.5 parts of fatty alcohol polyoxyethylene ether, 17.5 parts of unsaturated phosphate ester, attapulgite modified 16.5 parts, above-mentioned component is mixed under the action of retarder and antifoaming agent, obtains the first intermediate product;

S2,2.8 parts of isoamyl alcohol polyoxyethylene ether, 8.9 parts of unsaturated phosphate ester, 1.5 parts of vinyl acetate, insatiable hunger are provided With 5.5 parts of polyoxyethylene ether, 8.5 parts of methylpropene sodium sulfonate, 10.5 parts of maleic anhydride, by above-mentioned component in retarder and defoaming It is mixed under the action of agent, obtains the second intermediate product, the second intermediate product is mixed with the first intermediate product, obtain the present invention's Diminishing collapse protection type water-reducing agent.

Embodiment 2

The diminishing collapse protection type water-reducing agent includes following component by weight percentage:Methyl allyl polyoxyethylene ether 20 Part, 3.5 parts of sulfonated phenol formaldehyde resin, 12.5 parts of casein, 8.5 parts of hydroxypropyl oxidized starch succinate sodium, fatty alcohol polyoxy second 10 parts of alkene ether, unsaturated phosphate ester 11-26,8 parts attapulgite modified, 2.6 parts of isoamyl alcohol polyoxyethylene ether, unsaturated phosphoric acid 8 parts of ester, 1.5 parts of vinyl acetate, unsaturated 6 parts of polyoxyethylene ether, 7.5 parts of methylpropene sodium sulfonate, 11.5 parts of maleic anhydride, 5 parts of retarder, 6 parts of antifoaming agent.

Above-mentioned diminishing collapse protection type water-reducing agent is prepared as follows:

S1,20 parts of methyl allyl polyoxyethylene ether, 3.5 parts of sulfonated phenol formaldehyde resin, 12.5 parts of casein, hydroxypropyl are provided 8.5 parts of oxidized starch succinate sodium, 10 parts of fatty alcohol polyoxyethylene ether, unsaturated phosphate ester 11-26, attapulgite modified 8 Part, above-mentioned component is mixed under the action of retarder and antifoaming agent, obtains the first intermediate product;

S2,2.6 parts of isoamyl alcohol polyoxyethylene ether, 8 parts of unsaturated phosphate ester, 1.5 parts of vinyl acetate, unsaturation are provided 6 parts of polyoxyethylene ether, 7.5 parts of methylpropene sodium sulfonate, 11.5 parts of maleic anhydride, by above-mentioned component in retarder and antifoaming agent The lower mixing of effect, obtains the second intermediate product, the second intermediate product is mixed with the first intermediate product, obtain the diminishing of the present invention Collapse protection type water-reducing agent.

In conclusion the water-reducing agent that the production method of the high-performance water reducing agent of the present invention provides can reduce concrete construction The water being added in the process is conducive to the setting time for shortening concrete, and improves the intensity of concrete.

It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims Variation is included within the present invention.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (8)

1. a kind of diminishing collapse protection type water-reducing agent, which is characterized in that the diminishing collapse protection type water-reducing agent includes such as by weight percentage Lower component:
13-22 parts of methyl allyl polyoxyethylene ether, 2-3.5 parts of sulfonated phenol formaldehyde resin, 2.8-12.5 parts of casein, hydroxypropyl oxygen Change 4.5-8.5 parts of starch succinate sodium, 5-10 parts of fatty alcohol polyoxyethylene ether, 11-26 parts of unsaturated phosphate ester, modified bumps 7.5-20 parts of stick soil, 1.6-3.0 parts of isoamyl alcohol polyoxyethylene ether, 8-16 parts of unsaturated phosphate ester, 1-2 parts of vinyl acetate, Unsaturated polyoxyethylene ether 3.5-7.5 parts, 7-9 parts of methylpropene sodium sulfonate, 8-13 parts of maleic anhydride, 3-5 parts of retarder, defoaming 6-12 parts of agent.
2. diminishing collapse protection type water-reducing agent according to claim 1, which is characterized in that the diminishing collapse protection type water-reducing agent is by weight It includes following component to measure percentage:15 parts of methyl allyl polyoxyethylene ether, 2.8 parts of sulfonated phenol formaldehyde resin, 4.8 parts of casein, 6.5 parts of hydroxypropyl oxidized starch succinate sodium, 7.5 parts of fatty alcohol polyoxyethylene ether, 17.5 parts of unsaturated phosphate ester, modification are recessed Convex 16.5 parts of stick soil, 2.8 parts of isoamyl alcohol polyoxyethylene ether, 8.9 parts of unsaturated phosphate ester, 1.5 parts of vinyl acetate, unsaturation 5.5 parts of polyoxyethylene ether, 8.5 parts of methylpropene sodium sulfonate, 10.5 parts of maleic anhydride, 4.5 parts of retarder, 8.5 parts of antifoaming agent.
3. diminishing collapse protection type water-reducing agent according to claim 1, which is characterized in that the diminishing collapse protection type water-reducing agent is by weight It includes following component to measure percentage:20 parts of methyl allyl polyoxyethylene ether, 3.5 parts of sulfonated phenol formaldehyde resin, 12.5 parts of casein, 8.5 parts of hydroxypropyl oxidized starch succinate sodium, 10 parts of fatty alcohol polyoxyethylene ether, unsaturated phosphate ester 11-26, modified bumps 8 parts of stick soil, 2.6 parts of isoamyl alcohol polyoxyethylene ether, 8 parts of unsaturated phosphate ester, 1.5 parts of vinyl acetate, unsaturated polyoxy second 6 parts of alkene ether, 7.5 parts of methylpropene sodium sulfonate, 11.5 parts of maleic anhydride, 5 parts of retarder, 6 parts of antifoaming agent.
4. diminishing collapse protection type water-reducing agent according to claim 1, which is characterized in that the diminishing collapse protection type water-reducing agent is by weight Measuring percentage further includes:1.5-2.0 parts of sodium formaldehyde sulphoxylates, 2-3.5 parts of modified starch ethers.
5. diminishing collapse protection type water-reducing agent according to claim 4, which is characterized in that the diminishing collapse protection type water-reducing agent is by weight Measuring percentage further includes:1.8 parts of sodium formaldehyde sulphoxylates, 2.5 parts of modified starch ethers.
6. diminishing collapse protection type water-reducing agent according to claim 1, which is characterized in that the diminishing collapse protection type water-reducing agent is by weight Measuring percentage further includes:6-19 parts of ethylene glycol, 4-9 parts of maleic acid.
7. diminishing collapse protection type water-reducing agent according to claim 6, which is characterized in that the diminishing collapse protection type water-reducing agent is by weight Measuring percentage further includes:7 parts of ethylene glycol, 8 parts of maleic acid.
8. a kind of production method of diminishing collapse protection type water-reducing agent, which is characterized in that the producer of the diminishing collapse protection type water-reducing agent Method includes the following steps:
S1, provide 13-22 parts of methyl allyl polyoxyethylene ether, 2-3.5 parts of sulfonated phenol formaldehyde resin, 2.8-12.5 parts of casein, 4.5-8.5 parts of hydroxypropyl oxidized starch succinate sodium, 5-10 parts of fatty alcohol polyoxyethylene ether, 11-26 parts of unsaturated phosphate ester, It is 7.5-20 parts attapulgite modified, above-mentioned component is mixed under the action of retarder and antifoaming agent, obtains the first intermediate product;
S2,1-2 parts of vinyl acetate, unsaturated 3.5-7.5 parts of polyoxyethylene ether, 7-9 parts of methylpropene sodium sulfonate, Malaysia are provided 8-13 parts of acid anhydrides, 1.6-3.0 parts of isoamyl alcohol polyoxyethylene ether, 8-16 parts of unsaturated phosphate ester, by above-mentioned component in retarder It is mixed under the action of antifoaming agent, obtains the second intermediate product, the second intermediate product is mixed with the first intermediate product, obtain this The diminishing collapse protection type water-reducing agent of invention.
CN201810390080.4A 2018-04-27 2018-04-27 A kind of diminishing collapse protection type water-reducing agent and its production method CN108503263A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105110687A (en) * 2015-07-30 2015-12-02 厦门路桥翔通建材科技有限公司 Mud resisting and slump retaining type polycarboxylic acids water reducer and preparation method thereof
CN105236800A (en) * 2015-09-10 2016-01-13 大连市建筑科学研究设计院股份有限公司 Polycarboxylate-type water reducing agent mother liquid, preparation method and application thereof
CN105367720A (en) * 2015-11-25 2016-03-02 科之杰新材料集团有限公司 Water-reducing slump-retaining type polycarboxylic acid water reducing agent and preparing method thereof
CN106220029A (en) * 2016-08-08 2016-12-14 合肥永佳新材料科技有限公司 A kind of high collapse protection type cement water reducing agent and preparation method thereof
CN107936190A (en) * 2017-11-24 2018-04-20 湖北工业大学 Four dripping method preparation methods of high diminishing collapse protective poly-carboxylic acid water reducing agent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105110687A (en) * 2015-07-30 2015-12-02 厦门路桥翔通建材科技有限公司 Mud resisting and slump retaining type polycarboxylic acids water reducer and preparation method thereof
CN105236800A (en) * 2015-09-10 2016-01-13 大连市建筑科学研究设计院股份有限公司 Polycarboxylate-type water reducing agent mother liquid, preparation method and application thereof
CN105367720A (en) * 2015-11-25 2016-03-02 科之杰新材料集团有限公司 Water-reducing slump-retaining type polycarboxylic acid water reducing agent and preparing method thereof
CN106220029A (en) * 2016-08-08 2016-12-14 合肥永佳新材料科技有限公司 A kind of high collapse protection type cement water reducing agent and preparation method thereof
CN107936190A (en) * 2017-11-24 2018-04-20 湖北工业大学 Four dripping method preparation methods of high diminishing collapse protective poly-carboxylic acid water reducing agent

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