CN108059418A - A kind of preparation method of high fluidity 3D printing mortar - Google Patents

A kind of preparation method of high fluidity 3D printing mortar Download PDF

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Publication number
CN108059418A
CN108059418A CN201711420646.5A CN201711420646A CN108059418A CN 108059418 A CN108059418 A CN 108059418A CN 201711420646 A CN201711420646 A CN 201711420646A CN 108059418 A CN108059418 A CN 108059418A
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CN
China
Prior art keywords
printing
high fluidity
preparation
water
cement
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Application number
CN201711420646.5A
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Chinese (zh)
Inventor
吕月林
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Wuhu Woods One Electronic Science And Technology Co Ltd
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Wuhu Woods One Electronic Science And Technology Co Ltd
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Priority to CN201711420646.5A priority Critical patent/CN108059418A/en
Publication of CN108059418A publication Critical patent/CN108059418A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/06—Aluminous cements
    • C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y70/00—Materials specially adapted for additive manufacturing
    • 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
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02—Treatment
    • C04B20/023—Chemical treatment
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00034—Physico-chemical characteristics of the mixtures
    • C04B2111/00181—Mixtures specially adapted for three-dimensional printing (3DP), stereo-lithography or prototyping
    • 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
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
    • 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
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
    • C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses a kind of preparation methods of high fluidity 3D printing mortar, include the following steps：Sulphation enuatrol, stearic acid, water are mixed, in 88 96 DEG C of stirrings of temperature, powdered whiting is added in and continues to stir, be dehydrated, it is dry to constant weight, it crushes, obtains prefabricated material；Sulphate aluminium cement, portland cement, broken granite, talcum powder, quick lime, polyacrylonitrile fibre, prefabricated material are uniformly mixed, obtain premix cement；Water-reducing agent, antifoaming agent, thickener are dispersed in water, premix cement is added in and stirs evenly, obtain high fluidity 3D printing mortar.Gained 3D printing mortar of the invention not only good fluidity, reduces printing difficulty, caused by preventing material homogeneity difference phenomena such as dry and cracked and hollowing, and with excellent mechanical property, mutual adhesive property is good, is easy to construct, after mortar shaping simultaneously, curing rate is fast, builds and prints suitable for 3D.

Description

A kind of preparation method of high fluidity 3D printing mortar
Technical field
The present invention relates to 3D printing technique field more particularly to a kind of preparation methods of high fluidity 3D printing mortar.
Background technology
The difference of 3D printing technique and traditional material preparation technology maximum be exactly incorporate it is unreasonable in preparation method Raw material are realized that one integral piece is molded with the mode of similar " accumulation ", which greatly improves preparation efficiency and reduced by step The waste of raw material.Just because of this, 3D printing technique since the advent of the world has obtained countries in the world, the extensive concern of every profession and trade, right The research that 3D printing technique is applied in every profession and trade emerges in an endless stream, and 3D printing can be used for building field, greatly save manpower, 3D Mobility requirement in print procedure to printing mortar is high, it would be highly desirable to solve.
The content of the invention
Technical problems based on background technology, the present invention propose a kind of preparation side of high fluidity 3D printing mortar Method, not only good fluidity, reduction print difficulty to gained 3D printing mortar, dry and cracked and hollowing etc. caused by preventing material homogeneity difference Phenomenon, and with excellent mechanical property, after mutual adhesive property is good, is easy to construct, while mortar is molded, curing rate Soon, build and print suitable for 3D.
A kind of preparation method of high fluidity 3D printing mortar proposed by the present invention, includes the following steps：
S1, sulphation enuatrol, stearic acid, water are mixed, in 88-96 DEG C of stirring of temperature, adds in powdered whiting and continue Stirring, dehydration is dry to constant weight, crushes, obtains prefabricated material；
S2, by sulphate aluminium cement, portland cement, broken granite, talcum powder, quick lime, polyacrylonitrile fibre, pre- System material is uniformly mixed, and obtains premix cement；
S3, water-reducing agent, antifoaming agent, thickener are dispersed in water, add in premix cement and stir evenly, obtain high fluidity 3D printing mortar.
Preferably, in S1, stirred after sulphation enuatrol, stearic acid, water are mixed, wherein mixing speed is 1000- 1100r/min。
Preferably, in S1, sulphation enuatrol, stearic acid, the weight ratio of powdered whiting are 3-5：0.5-1.2：15- 24。
Preferably, in S1, drying temperature is 90-98 DEG C.
Preferably, in S2, sulphate aluminium cement, portland cement, the weight ratio of broken granite are 60-70：15- 25：40-50.
Preferably, in S3, water-reducing agent is melamine.
Preferably, in S3, antifoaming agent is polypropylene glycerol aether.
Preferably, in S3, thickener is cellulose ether thickener.
In S1 of the present invention, powdered whiting, with sulphation sodium oleae mixture, can integrate the two under stearic cooperation Advantage, one side alkyl chain can assign powdered whiting hydrophobic property, negatively charged sulphur in another aspect sulphation enuatrol It is mutually exclusive that acid ion is grafted on powdered whiting surface, prevents to reunite between calcium carbonate particle；In S2 with sulphate aluminium cement, Portland cement is primary raw material with prefabricated material, broken granite, talcum powder, quick lime, polyacrylonitrile fibre, and coordinated is made With not only good fluidity, and adhesive property is good each other, is easy to construct, beneficial to being smoothed out for duration, wherein what is added in is broken Granite, discarded object re-uses, not only environmental-friendly, of low cost, and also plays an important role of connection, increase and aluminium sulfate Cement, portland cement integraty reduce printing difficulty, caused by preventing material homogeneity difference phenomena such as dry and cracked and hollowing；And Prefabricated material and other raw materials compound, and rationally control and match between each raw material, can effectively enhance finished product mobility, and it is high to bond degree, Convenient for being smoothed out for 3D printing, the melamine of addition can increase compatibility, and Water usage is reduced, silicon polyether antifoam agent, fibre The renewable latex powder of the plain ether thickener of dimension has attachment function, and increases cured article surface strength.
The good fluidity of gained 3D printing mortar of the invention, has excellent mechanical property, 28d compression strength reaches More than 60.4MPa, limiting strain is up to 2.3%, after tensile strength reaches more than 9.4MPa, and mortar is molded, curing rate Soon, build and print suitable for 3D.
Specific embodiment
In the following, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of preparation method of high fluidity 3D printing mortar, includes the following steps：
S1,3kg sulphations enuatrol, 1.2kg stearic acid, 50kg water are mixed, in 96 DEG C of stirring 4min of temperature, stirring speed It spends for 1100r/min, adds in 15kg powdered whitings and continue to stir 12min, dehydration, in 90 DEG C of drying of temperature to constant weight, crushing, Obtain prefabricated material；
S2,70kg sulphate aluminium cements, 15kg portland cements, 50kg are crushed to granite, 4kg talcum powder, 6kg life stones Ash, 1kg polyacrylonitrile fibres, prefabricated material are uniformly mixed, and obtain premix cement；
S3,1kg melamines, 0.3kg polypropylene glycerol aethers, 2kg cellulose ether thickeners are dispersed in 30kg water, It adds in premix cement to stir evenly, obtains high fluidity 3D printing mortar.
Embodiment 2
A kind of preparation method of high fluidity 3D printing mortar, includes the following steps：
S1,5kg sulphations enuatrol, 0.5kg stearic acid, 60kg water are mixed, in 88 DEG C of stirring 10min of temperature, stirring Speed is 1000r/min, adds in 24kg powdered whitings and continues to stir 5min, dehydration, in 98 DEG C of dryings of temperature to constant weight, powder It is broken, obtain prefabricated material；
S2,60kg sulphate aluminium cements, 25kg portland cements, 40kg are crushed to granite, 10kg talcum powder, 2kg lifes Lime, 5kg polyacrylonitrile fibres, prefabricated material are uniformly mixed, and obtain premix cement；
S3,0.4kg melamines, 1kg polypropylene glycerol aethers, 1.2kg cellulose ether thickeners are dispersed in 50kg water In, it adds in premix cement and stirs evenly, obtain high fluidity 3D printing mortar.
Embodiment 3
A kind of preparation method of high fluidity 3D printing mortar, includes the following steps：
S1,3.5kg sulphations enuatrol, 1kg stearic acid, 54kg water are mixed, in 94 DEG C of stirring 6min of temperature, stirring speed It spends for 1080r/min, adds in 18kg powdered whitings and continue to stir 10min, dehydration, in 92 DEG C of drying of temperature to constant weight, crushing, Obtain prefabricated material；
S2,66kg sulphate aluminium cements, 18kg portland cements, 48kg are crushed to granite, 6kg talcum powder, 5kg life stones Ash, 2kg polyacrylonitrile fibres, prefabricated material are uniformly mixed, and obtain premix cement；
S3,0.8kg melamines, 0.5kg polypropylene glycerol aethers, 1.8kg cellulose ether thickeners are dispersed in 35kg In water, add in premix cement and stir evenly, obtain high fluidity 3D printing mortar.
Embodiment 4
A kind of preparation method of high fluidity 3D printing mortar, includes the following steps：
S1,4.5kg sulphations enuatrol, 0.6kg stearic acid, 56kg water are mixed, in 90 DEG C of stirring 8min of temperature, stirring Speed is 1020r/min, adds in 22kg powdered whitings and continues to stir 8min, dehydration, in 96 DEG C of dryings of temperature to constant weight, powder It is broken, obtain prefabricated material；
S2,64kg sulphate aluminium cements, 22kg portland cements, 42kg are crushed to granite, 8kg talcum powder, 3kg life stones Ash, 4kg polyacrylonitrile fibres, prefabricated material are uniformly mixed, and obtain premix cement；
S3,0.6kg melamines, 0.7kg polypropylene glycerol aethers, 1.4kg cellulose ether thickeners are dispersed in 45kg In water, add in premix cement and stir evenly, obtain high fluidity 3D printing mortar.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. a kind of preparation method of high fluidity 3D printing mortar, which is characterized in that include the following steps：
S1, sulphation enuatrol, stearic acid, water are mixed, in 88-96 DEG C of stirring of temperature, add in powdered whiting and continue to stir, Dehydration, it is dry to constant weight, it crushes, obtains prefabricated material；
S2, by sulphate aluminium cement, portland cement, broken granite, talcum powder, quick lime, polyacrylonitrile fibre, prefabricated material It is uniformly mixed, obtains premix cement；
S3, water-reducing agent, antifoaming agent, thickener are dispersed in water, add in premix cement and stir evenly, obtain high fluidity 3D and beat Print mortar.
2. the preparation method of high fluidity 3D printing mortar according to claim 1, which is characterized in that in S1, by sulphur It is stirred after acidifying enuatrol, stearic acid, water mixing, wherein mixing speed is 1000-1100r/min.
3. the preparation method of high fluidity 3D printing mortar according to claim 1 or 2, which is characterized in that in S1, sulphur It is 3-5 to be acidified enuatrol, stearic acid, the weight ratio of powdered whiting：0.5-1.2：15-24.
4. according to the preparation method of claim 1-3 any one of them high fluidity 3D printing mortars, which is characterized in that in S1 In, drying temperature is 90-98 DEG C.
5. according to the preparation method of claim 1-4 any one of them high fluidity 3D printing mortars, which is characterized in that in S2 In, sulphate aluminium cement, portland cement, the weight ratio of broken granite are 60-70：15-25：40-50.
6. according to the preparation method of claim 1-5 any one of them high fluidity 3D printing mortars, which is characterized in that in S3 In, water-reducing agent is melamine.
7. according to the preparation method of claim 1-6 any one of them high fluidity 3D printing mortars, which is characterized in that in S3 In, antifoaming agent is polypropylene glycerol aether.
8. according to the preparation method of claim 1-7 any one of them high fluidity 3D printing mortars, which is characterized in that in S3 In, thickener is cellulose ether thickener.
CN201711420646.5A 2017-12-25 2017-12-25 A kind of preparation method of high fluidity 3D printing mortar Withdrawn CN108059418A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140252672A1 (en) * 2011-09-20 2014-09-11 The Regents Of The University Of California 3d printing powder compositions and methods of use
CN104479411A (en) * 2014-11-25 2015-04-01 广西华纳新材料科技有限公司 Surface modification method of special nano calcium carbonate for silicone sealants
CN104891891A (en) * 2015-05-06 2015-09-09 同济大学 3D printing cement-based material and preparation method thereof
CN106007587A (en) * 2016-05-11 2016-10-12 武汉理工大学 3D printing mortar and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140252672A1 (en) * 2011-09-20 2014-09-11 The Regents Of The University Of California 3d printing powder compositions and methods of use
CN104479411A (en) * 2014-11-25 2015-04-01 广西华纳新材料科技有限公司 Surface modification method of special nano calcium carbonate for silicone sealants
CN104891891A (en) * 2015-05-06 2015-09-09 同济大学 3D printing cement-based material and preparation method thereof
CN106007587A (en) * 2016-05-11 2016-10-12 武汉理工大学 3D printing mortar and preparation method thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
上海市城乡建设和管理委员会人才服务考核评价中心主编: "《机械员通用知识和基础知识》", 31 May 2016, 上海科学技术出版社 *
郑毅等: "《土木工程材料》", 30 June 2014, 武汉大学出版社 *

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Application publication date: 20180522

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