CN106396470A - Normal temperature early strength agent for 3D printing house slurry - Google Patents

Normal temperature early strength agent for 3D printing house slurry Download PDF

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Publication number
CN106396470A
CN106396470A CN201610769129.8A CN201610769129A CN106396470A CN 106396470 A CN106396470 A CN 106396470A CN 201610769129 A CN201610769129 A CN 201610769129A CN 106396470 A CN106396470 A CN 106396470A
Authority
CN
China
Prior art keywords
parts
early strength
strength agent
temperature early
printing house
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.)
Pending
Application number
CN201610769129.8A
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Chinese (zh)
Inventor
杨卓舒
余中华
董晓楠
邹阳陈
展庆月
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuoda New Material Technology Group Weihai Co Ltd
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Zhuoda New Material Technology Group Weihai Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhuoda New Material Technology Group Weihai Co Ltd filed Critical Zhuoda New Material Technology Group Weihai Co Ltd
Priority to CN201610769129.8A priority Critical patent/CN106396470A/en
Publication of CN106396470A publication Critical patent/CN106396470A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE 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
    • B33Y70/00Materials specially adapted for additive manufacturing
    • 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
    • C04B2103/10Accelerators; Activators
    • C04B2103/12Set accelerators

Abstract

The invention discloses a normal temperature early strength agent for 3D printing house slurry. The normal temperature early strength agent is prepared from the following component raw materials in parts by weight: 50 to 100 parts of anhydrous sodium sulfate, 1 to 7 parts of sodium aluminate, 10 to 20 parts of calcium sulfate, 5 to 10 parts of linoleic acid, 5 to 7 parts of 3-[(2,4-dichloro) phenyl]-2-acrylic acid, 10 to 20 parts of a filler and 1 to 3 parts of an additive. The normal temperature early strength agent is specially used for a 3D printing house, and can promote quick condensation and hardening of the 3D printing house slurry; furthermore, after the slurry is condensed, the intensity is higher than that of the conventional early strength agent; furthermore, all the raw materials of the early strength agent are low in cost, and the early strength agent is relatively wide in application range.

Description

A kind of 3D printing house slip room temperature early strength agent
Technical field
The present invention relates to a kind of room temperature early strength agent, particularly to a kind of 3D printing house slip room temperature early strength agent.
Background technology
3D printing technique, be a kind of based on mathematical model file, material can be bonded with powdery metal or plastics etc. Material, carrys out the technology of constructed object by way of successively printing.Now, 3D printing technique has started to attempt building for house Make.Compared with traditional architectural technology, the advantage of 3D printing Building technology is embodied in:Speed is soon fast 10 than traditional architectural technology More than times;The complicated variation building that traditional approach is difficult to build can be produced, and without using template, reduce and be built into This;It is not required to the builder of substantial amounts, reduce the security risk in construction;And decrease waste by-product, Ke Yiyou The utilization construction material of effect, greatly reduces cement demand, can reduce building waste simultaneously, have the spy of low-carbon (LC), green, environmental protection Point.
Due to building itself, building is in printing manufacture process and after the completion of manufacturing, to material therefor Workability, mechanical property, feature, durability and economy etc. have specific requirement, and for present circumstances, cement mixes Solidifying soil is still the first-selection manufacturing building, but due to printing the form of construction work built using no template, extrude and be superimposed molding, The performance of construction material is put forward higher requirement, traditional cement concrete is not suitable as 3D printing construction material.
Although early strength agent produces and applicating history is longer, with people to chloride ion, sulfate ion, nitrate ion With the intensification to concrete performance and the awareness of long-time stability potential hazard such as alkali metal ion, and large dosage slag Powder or the exploitation of flyash concrete, also need to do substantial amounts of work in terms of early strength agent.3D printing construction material is typically adopted now It is base material with cement, prepare a kind of cement base composite construction materials of suitable 3D printing, apply to 3D printing house technology.3D beats Print construction material is different from the concrete of entity construction timber, and its material is more fine and smooth, seriality is more preferably it is adaptable to entity is built The early strength agent of the concrete used by material is not suitable for the construction material used by 3D printing house, therefore, needs badly a kind of suitable now Early strength agent for 3D printing house slip.
The information being disclosed in this background section is merely intended to increase the understanding of the general background to the present invention, and should not Recognize when being considered or imply in any form that this information structure has been the prior art well known to persons skilled in the art.
Content of the invention
It is an object of the invention to provide a kind of room temperature early strength agent is it is intended to be used for 3D printing house slip purposes, the present invention Early strength agent is environmentally friendly, during use, human body is had no side effect, and can promote the cement based used in the process of 3D printing house Quick-hardening after construction material condensation.
For achieving the above object, the technical scheme that the present invention provides is as follows:
A kind of 3D printing house slip room temperature early strength agent, according to ratio of weight and number, comprises following components raw material:Anhydrous sulfur 50~100 parts of sour sodium, 1~7 part of sodium aluminate, 10~20 parts of calcium sulfate, 5~10 parts of linoleic acid, 3- [(2,4- dichloro) phenyl] -2- 5~7 parts of acrylic acid, 10~20 parts of filler and 1~3 part of additive.
Wherein, described filler is that Kaolin, kieselguhr, Pulvis Talci, graphite, white carbon black, mica powder, silica flour or carbon are fine One of dimension.
Wherein, described additive is made up of pond sludge, malt sugar, anhydrous cupric sulfate and natural macromolecular material.
Wherein, described additive is according to ratio of weight and number, by 10~30 parts of pond sludge, 10~16 parts of malt sugar, anhydrous slufuric acid 5~9 parts of copper and 11~18 parts of compositions of natural macromolecular material.
Wherein, described natural macromolecular material is one of agar, lignin, bagasse or potato starch.
Wherein, described potato starch is 70~80 DEG C of drying 5~10min of fresh potato, breaks into powder, obtains final product.
3D printing house of the present invention slip room temperature early strength agent volume is the 1.5~4.5% of base material, and base material is 3D printing The construction material concrete base building base material in house.
Compared with prior art, the present invention has the advantages that:
Room temperature early strength agent of the present invention is exclusively used in 3D printing house, quick-hardening after 3D printing house slip can be made to condense, and Such slurry condense after strength development than conventional early strength agent faster;The each cost of material of further early strength agent of the present invention is low, is suitable for Property is wider.
Specific embodiment
It is described in detail with reference to specific embodiment, it is to be understood that protection scope of the present invention is not subject to specifically The restriction of embodiment.
Embodiment 1
A kind of 3D printing house slip room temperature early strength agent, in units of kg, weighs required each component raw material:Anhydrous sulfur Sour sodium 100kg, sodium aluminate 7kg, calcium sulfate 20kg, linoleic acid 10kg, 3- [(2,4- dichloro) phenyl] -2- acrylic acid 7kg, filling Agent carbon fiber 20kg and additive 3kg;Wherein, additive is by pond sludge 30kg, malt sugar 16kg, anhydrous cupric sulfate 9kg and natural height Molecular material lignin 18kg mixing composition.Weigh the mixing of gained each component raw material by above-mentioned, stir, obtain final product.
Embodiment 2
A kind of 3D printing house slip room temperature early strength agent, in units of kg, weighs required each component raw material:Anhydrous sulfur Sour sodium 50kg, sodium aluminate 1kg, calcium sulfate 10kg, linoleic acid 5kg, 3- [(2,4- dichloro) phenyl] -2- acrylic acid 5kg, filler Kieselguhr 10kg and additive 1kg;Wherein, additive is by pond sludge 10kg, malt sugar 10kg, anhydrous cupric sulfate 5kg and natural polymer Sub- material agar 11kg mixing composition.Weigh the mixing of gained each component raw material by above-mentioned, stir, obtain final product.
Embodiment 3
A kind of 3D printing house slip room temperature early strength agent, in units of kg, weighs required each component raw material:Anhydrous sulfur Sour sodium 75kg, sodium aluminate 4kg, calcium sulfate 15kg, linoleic acid 7kg, 3- [(2,4- dichloro) phenyl] -2- acrylic acid 6kg, filler Kaolin 15kg and additive 2kg;Wherein, additive is by pond sludge 20kg, malt sugar 13kg, anhydrous cupric sulfate 7kg and natural polymer Sub- Material Potato starch 15kg mixing composition;Wherein, potato starch is 80 DEG C of drying 7min of fresh potato, breaks into powder End, obtains final product.Weigh the mixing of gained each component raw material by above-mentioned, stir, obtain final product.
Embodiment 4
A kind of 3D printing house slip room temperature early strength agent, in units of kg, weighs required each component raw material:Anhydrous sulfur Sour sodium 75kg, sodium aluminate 4kg, calcium sulfate 15kg, linoleic acid 7kg, 3- [(2,4- dichloro) phenyl] -2- acrylic acid 6kg, filler Kaolin 15kg, additive 2kg, cineole 0.5kg;Wherein, additive is by pond sludge 20kg, malt sugar 13kg, anhydrous cupric sulfate 7kg Mix composition with natural macromolecular material potato starch 15kg;Wherein, potato starch is 80 DEG C of drying of fresh potato 7min, breaks into powder, obtains final product.Weigh the mixing of gained each component raw material by above-mentioned, stir, obtain final product.
Embodiment 5
A kind of room temperature early strength agent, in units of kg, weighs required each component raw material:Anhydrous sodium sulfate 75kg, sodium aluminate 4kg, calcium sulfate 15kg, linoleic acid 7kg, filler Kaolin 15kg and additive 2kg;Wherein, additive is by pond sludge 20kg, sugar Dilute 13kg, anhydrous cupric sulfate 7kg and natural macromolecular material potato starch 15kg mixing composition;Wherein, potato starch is 80 DEG C of drying 7min of fresh potato, break into powder, obtain final product.Weigh the mixing of gained each component raw material by above-mentioned, stir, that is, ?.
Embodiment 6
A kind of room temperature early strength agent, in units of kg, weighs required each component raw material:Anhydrous sodium sulfate 75kg, sodium aluminate 4kg, calcium sulfate 15kg, linoleic acid 7kg, 3- [(2,4- dichloro) phenyl] -2- acrylic acid 6kg and filler Kaolin 15kg.Will The above-mentioned each component raw material of gained that weighs mixes, and stirs, obtains final product.
Detection
The preparation of the cement base composite construction materials base material of common 3D printing
In units of kg, weigh required each component raw material:Portland cement 100kg, slag micropowder 60kg, starch Ether 0.5kg, basalt fibre 0.3kg, powder filler 80kg, modulus of fineness is 2.5 middle sand 200kg, rubble (particle diameter≤ 10mm)300kg;Standby 6 parts, standby.
By embodiment 1~embodiment 6 gained room temperature early strength agent, according to the 3D printing cementitious binder matter of above-mentioned preparation gained The 3.5% of amount percent, that is, add the room temperature early strength agent of 26kg, the compound cement-base building with above-mentioned standby 3D printing respectively Material base material mixes, i.e. embodiment 1 gained room temperature early strength agent 26kg, and the cement based of standby 3D printing above-mentioned with 1 part is multiple Build jointly and build material mixing, embodiment 2 gained room temperature early strength agent 26kg, it is combined with the cement based of another above-mentioned standby 3D printing Construction material mixes, such;By the mixture of gained room temperature early strength agent and the cement base composite construction materials of 3D printing in standard Carry out maintenance basis under curing condition《Normal concrete mechanical property test standard》GB/T50081-2002 and《Mortar, mixed Solidifying soil waterproofing agent》JC474-1999 test specification, detect the comprcssive strength of mixture 0.5h, 1.5h, 3.0h and 12h anti- Compressive Strength, and 12h age Portland cement mixture quality water suction dose rate.(note:Because of 3D printing compound cement-base building Material is similar with cement composition, and the method that temporary is applied to common silicic acid muddy water mud detects its each item data)
The test of quality water suction dose rate:By the room temperature early strength agent of 12h age and the cement base composite construction materials of 3D printing Mixture put in baking oven, at 80 DEG C dry 6h, weigh test specimen quality after drying and write down, under field conditions (factors) that test specimen is cold But to room temperature, it is then placed in water, test specimen in each 50mm of the upper and lower size of the water surface and keeps water surface elevation constant, with wringing out after 6h Rag dry surface of test piece, weigh the quality of test specimen after saturation water suction, the test specimen quality that saturation is absorbed water deducts dry test specimen Quality is quality water suction dose rate.
In above-described embodiment, the data obtained is as shown in data in table 1.
From data in table 1,3D printing house of the present invention slip room temperature early strength agent intensity enhancing in use Substantially, and its intensity is significantly larger than national building trade mark.From embodiment 5, embodiment 6,3- in inventive formulation [(2,4- dichloro) phenyl] -2- acrylic acid and additive of the present invention affect larger on properties of product, lack both compositions, its Intensity in certain time does not much reach the purpose achieved by the present invention;Further by the number shown in embodiment 4 According to as can be seen that in inventive formulation add cineole more can optimize inventive formulation so that products obtained therefrom properties more Excellent.
The description of the aforementioned specific illustrative embodiment to the present invention illustrate that and illustration purpose.These descriptions It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can much be changed And change.The purpose of selecting and describing the exemplary embodiment is that explaining that the certain principles of the present invention and its reality should With so that those skilled in the art be capable of and utilize the present invention various different exemplary and Various different selections and change.The scope of the present invention is intended to be limited by claims and its equivalents.

Claims (6)

1. a kind of 3D printing house slip with room temperature early strength agent it is characterised in that according to ratio of weight and number, comprising following components former Material:50~100 parts of anhydrous sodium sulfate, 1~7 part of sodium aluminate, 10~20 parts of calcium sulfate, 5~10 parts of linoleic acid, 3- [(2,4- bis- Chlorine) phenyl] 5~7 parts of -2- acrylic acid, 10~20 parts of filler and 1~3 part of additive.
2. according to claim 1 3D printing house slip with room temperature early strength agent it is characterised in that:Described filler is height One of ridge soil, kieselguhr, Pulvis Talci, graphite, white carbon black, mica powder, silica flour or carbon fiber.
3. according to claim 1 3D printing house slip with room temperature early strength agent it is characterised in that:Described additive is by the pool Mud, malt sugar, anhydrous cupric sulfate and natural macromolecular material composition.
4. according to claim 1 3D printing house slip with room temperature early strength agent it is characterised in that:Described additive according to Ratio of weight and number, by 10~30 parts of pond sludge, 10~16 parts of malt sugar, 5~9 parts of anhydrous cupric sulfate and natural macromolecular material 11~18 Part composition.
5. according to claim 4 3D printing house slip with room temperature early strength agent it is characterised in that:Described natural polymer Material is one of agar, lignin, bagasse or potato starch.
6. according to claim 5 3D printing house slip with room temperature early strength agent it is characterised in that:Described potato starch For 70~80 DEG C of drying 5~10min of fresh potato, break into powder, obtain final product.
CN201610769129.8A 2016-08-30 2016-08-30 Normal temperature early strength agent for 3D printing house slurry Pending CN106396470A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107540260A (en) * 2017-08-25 2018-01-05 陈值英 A kind of well cementation low heat cement early strength agent and the cement for including it

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101200354A (en) * 2007-11-30 2008-06-18 苏州二建建筑集团有限公司 Concrete super instant coagulant
CN104710128A (en) * 2015-03-11 2015-06-17 东南大学 Super early strength accelerator for portland cement concrete
CN105417986A (en) * 2015-12-18 2016-03-23 卓达新材料科技集团威海股份有限公司 Early-strength waterproof agent for ordinary Portland cement

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101200354A (en) * 2007-11-30 2008-06-18 苏州二建建筑集团有限公司 Concrete super instant coagulant
CN104710128A (en) * 2015-03-11 2015-06-17 东南大学 Super early strength accelerator for portland cement concrete
CN105417986A (en) * 2015-12-18 2016-03-23 卓达新材料科技集团威海股份有限公司 Early-strength waterproof agent for ordinary Portland cement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107540260A (en) * 2017-08-25 2018-01-05 陈值英 A kind of well cementation low heat cement early strength agent and the cement for including it
CN107540260B (en) * 2017-08-25 2020-05-05 辽宁利诺尔科技有限公司 Low-temperature cement early strength agent for well cementation and cement containing low-temperature cement early strength agent

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Application publication date: 20170215

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