CN107986668A - A kind of wet mixing mortar additive and preparation method thereof - Google Patents

A kind of wet mixing mortar additive and preparation method thereof Download PDF

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Publication number
CN107986668A
CN107986668A CN201711105673.3A CN201711105673A CN107986668A CN 107986668 A CN107986668 A CN 107986668A CN 201711105673 A CN201711105673 A CN 201711105673A CN 107986668 A CN107986668 A CN 107986668A
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China
Prior art keywords
parts
additive
water
agent
wet mixing
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CN201711105673.3A
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Chinese (zh)
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CN107986668B (en
Inventor
林铭
林贤兴
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Hangzhou Ling'an Gravitational Admixture Co Ltd
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Hangzhou Ling'an Gravitational Admixture Co Ltd
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Priority to CN201711105673.3A priority Critical patent/CN107986668B/en
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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses a kind of wet mixing mortar additive, cement material is applicable in including early period, basic additive and enhancing additive, being applicable in cement material early period includes flyash, lime stone, iron powder and diatom ooze, basic additive includes allyl polyethenoxy ether, propylene butyl ester, catalysis, slow setting, bleed and reductant-oxidant, enhancing additive includes pumping, cracking resistance and antifreezing agent, it is with cost-effective, preparation process is simple, environmental protection and effectively reduction later stage cracking, and effectively improve diminishing, slow setting, bond, bleed performance, cracking resistance and antifreeze characteristic are also improved at the same time, pumping efficiency can be also improved in transport.

Description

A kind of wet mixing mortar additive and preparation method thereof
Technical field
The present invention relates to cement material field, and in particular to a kind of wet mixing mortar additive and preparation method thereof.
Background technology
Mortar additive is a kind of building auxiliary agent for being used in building add, and has had a variety of kinds, such as stone on the market Grey king, smear happy, rock sand is smart, mortar king, mortar treasured, cement additire, cement plasticiser etc., it can change cement in wet-mixing The various performances of Shi Tigao, situation about cracking after being poured such as intensity, tension resistance, water reducing ability or reduction.
Existing mortar additive all uses single composite structure, but as building trade protects quality and contingency question Barrier is more and more stringenter, the collocation of the component of additive also more and more rationally, and most of existing additive all comprise only it is several into Point, function is more single, and some additives are then dry powder manufactures, as patent No. CN200810029969.6 discloses a kind of be applicable in In dry powder mortar additive of novel wall material and preparation method thereof, it must cause surrounding environment to raise in manufacture and addition Dirt, worker can not also avoid suction dust completely even if masking one's nose and mouth with a cloth, and therefore, such additive can be used only in some special fields Close and use, also some additives are provided with diminishing or heat insulation effect, but other effects are lost with regard to relatively poor equivalent to seed fiber crops have been picked up Watermelon is general, therefore, needs the additive that a kind of various aspects of performance is required for strengthening to be used for being added to cement mortar on the market On to improve mortar performance.
The content of the invention
A kind of simple and environmentally-friendly the technical problem to be solved in the present invention is to provide cost-effective, preparation process and effective reduction Later stage cracks, and effectively improves diminishing, slow setting, bonding, bleed performance, while also improves cracking resistance and antifreeze characteristic, is transporting A kind of wet mixing mortar additive of pumping efficiency can be also improved when defeated.
To solve the above problems, the present invention adopts the following technical scheme that：A kind of wet mixing mortar additive
Including being applicable in cement material, basic additive and enhancing additive early period,
The early period, which is applicable in cement material, includes the quantity count of following each component：
Flyash：23~35 parts；
Lime stone：1~5 part；
Iron powder：1~5 part；
Diatomite：5~8 parts；
Remaining is water.
The basic additive includes the quantity count of following each component：
Allyl polyethenoxy ether：3~8 parts；
Propylene butyl ester：2~7 parts；
Catalyst：2~5 parts；
Water-reducing agent：3~5 parts；
Retarder：3~10 parts；
Air entraining agent：5~7 parts；
Reductant-oxidant：2~3 parts；
Remaining is water.
The enhancing additive includes the quantity count of following each component：
Pumping admixture：2~3 parts；
Antimitotic agent：3~8 parts；
Antifreezing agent：5~10 parts；
Remaining is water.
The catalyst includes the quantity count of following each component：Potassium permanganate, sodium carbonate, sodium hydroxide, its quality Match and be：（1~1.5）：（1~1.5）：（0.5~1）；
The water-reducing agent is aliphatic superplasticizer；
The retarder is water miscible polyvinyl alcohol and malic acid mixed liquor, its mass ratio is 1：1.5；
The air entraining agent is fatty alcohol polyoxyethylene ether, the one or two kinds of combinations of aliphatic alcohol polyethenoxy sodium sulfonate；
The reductant-oxidant includes hydrogen peroxide and vitamin C, its content mass ratio is 1:2；
The basic additive accounts for the 1.5~2% of cement total mass ratio；
The enhancing additive accounts for the 0.5~1% of cement total mass ratio.
Further, the pumping admixture is liquid pumping agent.
Further, the antimitotic agent is dispersed latex powder.
Further, the antifreezing agent includes urea, the mixed liquor of nitrite, its mass ratio is 1.5:2.
A kind of preparation method of wet mixing mortar additive comprises the following steps：
（1）First a certain amount of water is placed in reaction kettle, allyl polyethenoxy ether is added and fully dissolves；
（2）Reductant-oxidant is added, and propylene butyl ester is added dropwise and participates in reaction, when the reaction time is 2 small；
（3）Catalysis, diminishing, sustained release, air entraining agent are added after completely reacted, when the reaction time is 1 small；
（4）Then water is added to stir being applicable in cement material early period and be put into vertical or horizontal mixer, time 10mim；
（5）Again step（3）It is added to after completely reacted in mixer, enhancing additive is joined at the same time reaction, time For 15min, other remaining mortars are eventually adding.
The beneficial effects of the invention are as follows：A kind of wet mixing mortar additive of the present invention and preparation method thereof, is gathered using pi-allyl Ethylene oxide ether is added dropwise propylene butyl ester after fully dissolving and fully reacts, and has more preferable mobility, and intensity has preferably enhancing to make With process place 24 it is small when without bottom, lamination is grabbed, construction requirement can be better met, meanwhile, add various additives, can To effectively improve diminishing, slow setting, bonding, bleed performance, while cracking resistance and antifreeze characteristic are also improved, can also be improved in transport Pumping efficiency, is applicable in cement material early period and utilizes four kinds of common silt materials, first mixed with reagent, then add remaining mud Slurry, can effectively improve Combination, give full play to the various performances of additive, reaction is more abundant, and is suitable for various mud.
Embodiment
The preferred embodiment of the present invention is described in detail below so that advantages and features of the invention can be easier to by It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
Embodiment one：
A kind of wet mixing mortar additive preparation method includes：
It is applicable in cement material, basic additive and enhancing additive early period,
The early period, which is applicable in cement material, includes the quantity count of following each component：
Flyash：25 parts；
Lime stone：1 part；
Iron powder：2 parts；
Diatomite：6 parts；
Remaining is water.
The basic additive includes the quantity count of following each component：
Allyl polyethenoxy ether：4 parts；
Propylene butyl ester：3 parts；
Catalyst：3 parts；
Water-reducing agent：3 parts；
Retarder：4 parts；
Air entraining agent：6 parts；
Reductant-oxidant：3 parts；
Remaining is water.
The enhancing additive includes the quantity count of following each component：
Pumping admixture：2 parts；
Antimitotic agent：4 parts；
Antifreezing agent：7 parts；
Remaining is water.
The catalyst includes the quantity count of following each component：Potassium permanganate, sodium carbonate, sodium hydroxide, its quality Match and be：1 ： 1.5： 1.
Embodiment two：
It is applicable in cement material, basic additive and enhancing additive early period,
The early period, which is applicable in cement material, includes the quantity count of following each component：
Flyash：30 parts；
Lime stone：2 parts；
Iron powder：2 parts；
Diatomite：7 parts；
Remaining is water.
The basic additive includes the quantity count of following each component：
Allyl polyethenoxy ether：5 parts；
Propylene butyl ester：2 parts；
Catalyst：3 parts；
Water-reducing agent：3 parts；
Retarder：7 parts；
Air entraining agent：5 parts；
Reductant-oxidant：2 parts；
Remaining is water.
The enhancing additive includes the quantity count of following each component：
Pumping admixture：2 parts；
Antimitotic agent：6 parts；
Antifreezing agent：6 parts；
Remaining is water.
The catalyst includes the quantity count of following each component：Potassium permanganate, sodium carbonate, sodium hydroxide, its quality Match and be：1 ： 1.5： 1.
Embodiment three：
It is applicable in cement material, basic additive and enhancing additive early period,
The early period, which is applicable in cement material, includes the quantity count of following each component：
Flyash：28 parts；
Lime stone：3 parts；
Iron powder：4 parts；
Diatomite：7 parts；
Remaining is water.
The basic additive includes the quantity count of following each component：
Allyl polyethenoxy ether：3 parts；
Propylene butyl ester：3 parts；
Catalyst：5 parts；
Water-reducing agent：4 parts；
Retarder：7 parts；
Air entraining agent：6 parts；
Reductant-oxidant：3 parts；
Remaining is water.
The enhancing additive includes the quantity count of following each component：
Pumping admixture：3 parts；
Antimitotic agent：5 parts；
Antifreezing agent：8 parts；
Remaining is water.
The catalyst includes the quantity count of following each component：Potassium permanganate, sodium carbonate, sodium hydroxide, its quality Match and be：1.5 ： 1.5： 1.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any The change or replacement expected without creative work, should all cover subject to the new protection domain of this practicality.

Claims (5)

  1. A kind of 1. wet mixing mortar additive, it is characterised in that：Including being applicable in cement material, basic additive early period and strengthening addition Agent,
    The early period, which is applicable in cement material, includes the quantity count of following each component：
    Flyash：23~35 parts
    Lime stone：1~5 part
    Iron powder：1~5 part
    Diatomite：5~8 parts
    Remaining is water
    The basic additive includes the quantity count of following each component：
    Allyl polyethenoxy ether：3~8 parts
    Propylene butyl ester：2~7 parts
    Catalyst：2~5 parts
    Water-reducing agent：3~5 parts
    Retarder：3~10 parts
    Air entraining agent：5~7 parts
    Reductant-oxidant：2~3 parts
    Remaining is water
    The enhancing additive includes the quantity count of following each component：
    Pumping admixture：2~3 parts
    Antimitotic agent：3~8 parts
    Antifreezing agent：5~10 parts
    Remaining is water
    The catalyst includes the quantity count of following each component：Potassium permanganate, sodium carbonate, sodium hydroxide, its quality proportioning For：（1~1.5）：（1~1.5）：（0.5~1）；
    The water-reducing agent is aliphatic superplasticizer；
    The retarder is water miscible polyvinyl alcohol and malic acid mixed liquor, its mass ratio is 1：1.5；
    The air entraining agent is fatty alcohol polyoxyethylene ether, the one or two kinds of combinations of aliphatic alcohol polyethenoxy sodium sulfonate；
    The reductant-oxidant includes hydrogen peroxide and vitamin C, its content mass ratio is 1:2；
    The basic additive accounts for the 1.5~2% of cement total mass ratio；
    The enhancing additive accounts for the 0.5~1% of cement total mass ratio.
  2. A kind of 2. wet mixing mortar additive according to claim 1, it is characterised in that：The pumping admixture is liquid pumping Agent.
  3. A kind of 3. wet mixing mortar additive according to claim 1, it is characterised in that：The antimitotic agent is dispersed latex Powder.
  4. A kind of 4. wet mixing mortar additive according to claim 1, it is characterised in that：The antifreezing agent includes urea, Asia The mixed liquor of nitrate, its mass ratio are 1.5:2.
  5. A kind of 5. wet mixing mortar additive according to claim 1, it is characterised in that：A kind of wet mixing mortar additive Preparation method comprise the following steps：
    （1）First a certain amount of water is placed in reaction kettle, allyl polyethenoxy ether is added and fully dissolves；
    （2）Reductant-oxidant is added, and propylene butyl ester is added dropwise and participates in reaction, when the reaction time is 2 small；
    （3）Catalysis, diminishing, sustained release, air entraining agent are added after completely reacted, when the reaction time is 1 small；
    （4）Then water is added to stir being applicable in cement material early period and be put into vertical or horizontal mixer, time 10mim；
    （5）Again step（3）It is added to after completely reacted in mixer, enhancing additive is joined at the same time reaction, time For 15min, other remaining mortars are eventually adding.
CN201711105673.3A 2017-11-10 2017-11-10 Wet-mixed mortar additive and preparation method thereof Active CN107986668B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108409191A (en) * 2018-04-26 2018-08-17 长兴发达水泥制品有限公司 A kind of preparation method of wet mixing mortar additive
CN108545980A (en) * 2018-05-17 2018-09-18 安徽亨通外加剂有限公司 A kind of new type mortar additive and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050241543A1 (en) * 2004-04-27 2005-11-03 Wolfgang Hagen Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters
CN104129943A (en) * 2014-08-18 2014-11-05 四川恒泽建材有限公司 Wet-mixed mortar admixture as well as preparation method and application thereof
CN105948561A (en) * 2016-04-21 2016-09-21 张伟 Wet-mixed mortar additive
CN107032655A (en) * 2017-03-02 2017-08-11 安徽鑫固环保股份有限公司 A kind of wet mixing mortar NEW TYPE OF COMPOSITE additive and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050241543A1 (en) * 2004-04-27 2005-11-03 Wolfgang Hagen Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters
CN104129943A (en) * 2014-08-18 2014-11-05 四川恒泽建材有限公司 Wet-mixed mortar admixture as well as preparation method and application thereof
CN105948561A (en) * 2016-04-21 2016-09-21 张伟 Wet-mixed mortar additive
CN107032655A (en) * 2017-03-02 2017-08-11 安徽鑫固环保股份有限公司 A kind of wet mixing mortar NEW TYPE OF COMPOSITE additive and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108409191A (en) * 2018-04-26 2018-08-17 长兴发达水泥制品有限公司 A kind of preparation method of wet mixing mortar additive
CN108545980A (en) * 2018-05-17 2018-09-18 安徽亨通外加剂有限公司 A kind of new type mortar additive and preparation method thereof

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