CN106082848A - A kind of novel interfacial mortar formula - Google Patents
A kind of novel interfacial mortar formula Download PDFInfo
- Publication number
- CN106082848A CN106082848A CN201610413760.4A CN201610413760A CN106082848A CN 106082848 A CN106082848 A CN 106082848A CN 201610413760 A CN201610413760 A CN 201610413760A CN 106082848 A CN106082848 A CN 106082848A
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- CN
- China
- Prior art keywords
- water
- sand
- cement
- mortar formula
- mortar
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Classifications
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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
- 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
- C04B28/04—Portland cements
Abstract
The invention discloses a kind of novel interfacial mortar formula, boundary mortar formula is as follows: cement 18%～51%；Sand 40%～78%；Polymeric material 0.03%～0.4%；Water reducer 0.2%～5.6%；Water-retaining agent 0.03%～2.1%；The ratio of mud 0.28%～0.52%.Boundary mortar formula of the present invention is raw materials used cheap, draws materials conveniently, without to bad environmental composition, had both reduced cost, and can play again the effect of protection environment.Utilize the boundary mortar that described boundary mortar formula is prepared, have that adhesion strength height, water-tolerant, pliability be good, hardening time do not shrink, workability is good, elastic modelling quantity is little, be applicable to the advantages such as site operation, when it is for construction wall, can reach promising result.It addition, according to the boundary mortar of specification maintenance, former tensile bond strength can reach 2.4MPa, freeze-thawing resistant tensile bond strength can reach 2.0MPa.
Description
Technical field
The present invention relates to a kind of novel interfacial mortar formula.
Background technology
In architectural engineering, directly spread upon in order to avoid wall insulating layer and come off cracking, body of wall sky occur in basic unit
The phenomenons such as drum, building heat preservation engineering, before construction, needs to smear one layer of higher boundary mortar of bonding force on body of wall in advance, with
This increases the cohesive force between thermal insulation mortar and body of wall.Boundary mortar as the articulamentum between basic unit and heat-insulation layer, for
The safety of exterior wall heat-preserving system has vital effect.But, existing boundary mortar formula, generally there is bonding
Intensity is relatively low, special insulation material is difficult to reach to the problems such as satisfied bond effect, and this seriously constrains boundary mortar
Application and development.
The disadvantages mentioned above existed for existing boundary mortar formula, it is necessary to a kind of novel interfacial mortar formula of design,
The properties such as its adhesion strength are improved so that it is can reach preferable effect for construction wall heat insulating work.
Summary of the invention
The present invention proposes a kind of adhesion strength height, water-tolerant, pliability is good, do not shrink when hardening, workability is good, elastic
Modulus is little, be applicable to the boundary mortar formula of site operation.
The present invention provides a kind of novel interfacial mortar formula, it is characterised in that boundary mortar formula is as follows:
Cement 18%～51%；
Sand 40%～78%；
Polymeric material 0.03%～0.4%；
Water reducer 0.2%～5.6%；
Water-retaining agent 0.03%～2.1%；
The ratio of mud 0.28%～0.52%.
As a preferred technical solution of the present invention, described cement is 42.5 grades of normal silicate water of commercially available P.O
Mud, its presetting period is 2.1h, final setting time be 3.3h, 3d comprcssive strength be 29.0MPa, 28d comprcssive strength be 56.8MPa,
Remaining property indices all meets the technology requirement of GB175-2007 " common portland cement "；
Described sand be modulus of fineness be the fluvial sand of 2.5, its clay content is 1%, and clod content is 0.5%, and property indices is equal
Meet the technology requirement of GB/T14684-2011 " construction sand "；
Described polymeric material is ethyl vinyl acetate acetate multipolymer；
Described water reducer is U-5 high efficiency water reducing agent or polycarboxylic acid series high efficiency water reducing agent；
Described water-retaining agent is hydroxypropyl methyl fiber ether；
Described water is tap water.
As a preferred technical solution of the present invention, according to percentage ratio, cement, sand, polymeric material are put into mortar and stirred
Mix in machine and stir, after 90s, water, water reducer, water-retaining agent are added continuation stirring in blender and, to slurry mix homogeneously, and then will
Slurry takes out and pours molding and by regulation maintenance.
The present invention is reached to provide the benefit that: boundary mortar formula of the present invention is raw materials used cheap, draws materials
Convenient, without to bad environmental composition, both reduced cost, the effect of protection environment can have been played again.Utilize described boundary mortar
The boundary mortar that formula is prepared, have that adhesion strength height, water-tolerant, pliability be good, hardening time do not shrink, workability is good,
Elastic modelling quantity is little, be applicable to the advantages such as site operation, when it is for construction wall, can reach promising result.It addition, according to rule
The boundary mortar of model maintenance, former tensile bond strength can reach 2.4MPa, and freeze-thawing resistant tensile bond strength can reach 2.0MPa.
Detailed description of the invention
Hereinafter the preferred embodiments of the present invention are illustrated, it will be appreciated that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
A kind of novel interfacial mortar formula, concrete proportioning is as follows:
Cement 18%～51%
Sand 40%～78%
Polymeric material 0.03%～0.4%
Water reducer 0.2%～5.6%
Water-retaining agent 0.03%～2.1%
The ratio of mud 0.28～0.52
Wherein:
Described cement is 42.5 grades of Portland cements of commercially available P.O, and its presetting period is 2.1h, and final setting time is 3.3h,
3d comprcssive strength be 29.0MPa, 28d comprcssive strength be 56.8MPa, it is " logical that remaining property indices all meets GB175-2007
With portland cement " technology requirement；
Described sand be modulus of fineness be the fluvial sand of 2.5, its clay content is 1%, and clod content is 0.5%, and property indices is equal
Meet the technology requirement of GB/T14684-2011 " construction sand "；
Described polymeric material is ethyl vinyl acetate acetate multipolymer (EVA)；
Described water reducer is U-5 high efficiency water reducing agent or polycarboxylic acid series high efficiency water reducing agent；
Described water-retaining agent is hydroxypropyl methyl fiber ether；
Described water is tap water.
Further, according to percentage ratio, cement, sand, polymeric material are put in mortar mixer and stirred, will after 90s
Water, water reducer, water-retaining agent add continuation stirring in blender and, to slurry mix homogeneously, are and then taken out by slurry and pour molding also
By regulation maintenance.
As described in the present embodiment of the invention,
Embodiment 1:
Cement 20%
Sand 75%
EVA 4.1%
U-5 high efficiency water reducing agent 0.39%
Hydroxypropyl methyl cellulose ether 0.30%
The ratio of mud 0.31
Embodiment 2:
Cement 27%
Sand 68%
EVA 3.6%
U-5 high efficiency water reducing agent 0.7%
Hydroxypropyl methyl cellulose ether 0.7%
The ratio of mud 0.33
Embodiment 3:
Cement 45%
Sand 51%
EVA 2.4%
U-5 high efficiency water reducing agent 1.1%
Hydroxypropyl methyl cellulose ether 0.5%
The ratio of mud 0.43
Embodiment 4:
Cement 36%
Sand 60%
EVA 2.1%
U-5 high efficiency water reducing agent 1.2%
Hydroxypropyl methyl cellulose ether 0.7%
The ratio of mud 0.37
Embodiment 5:
Cement 50%
Sand 43%
EVA 1.3%
U-5 high efficiency water reducing agent 5.1%
Hydroxypropyl methyl cellulose ether 0.6%
The ratio of mud 0.46
Embodiment 6:
Cement 48%
Sand 46%
EVA 1.6%
U-5 high efficiency water reducing agent 2.6%
Hydroxypropyl methyl cellulose ether 1.8%
The ratio of mud 0.46
Embodiment 7:
Cement 44%
Sand 48%
EVA 4.0%
Polycarboxylic acid series high efficiency water reducing agent 2.5%
Hydroxypropyl methyl cellulose ether 1.5%
The ratio of mud 0.42
Embodiment 8:
Cement 40%
Sand 55%
EVA 2.8%
Polycarboxylic acid series high efficiency water reducing agent 1.6%
Hydroxypropyl methyl cellulose ether 0.6%
The ratio of mud 0.40
Boundary mortar formula of the present invention is raw materials used cheap, draws materials conveniently, without to bad environmental composition, both reduced
Cost, can play again the effect of protection environment.The boundary mortar utilizing described boundary mortar formula to be prepared, has bonding strong
Degree height, water-tolerant, pliability are good, do not shrink when hardening, workability is good, elastic modelling quantity is little, be applicable to the advantages such as site operation,
When it is for construction wall, can reach promising result.It addition, according to the boundary mortar of specification maintenance, former tensile bond strength
Can reach 2.4MPa, freeze-thawing resistant tensile bond strength can reach 2.0MPa.
Finally it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention,
Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent.
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (3)
1. a novel interfacial mortar formula, it is characterised in that boundary mortar formula is as follows:
Cement 18%～51%；
Sand 40%～78%；
Polymeric material 0.03%～0.4%；
Water reducer 0.2%～5.6%；
Water-retaining agent 0.03%～2.1%；
The ratio of mud 0.28%～0.52%.
A kind of novel interfacial mortar formula the most according to claim 1, it is characterised in that described cement is commercially available P.O
42.5 grades of Portland cements, its presetting period is 2.1h, final setting time be 3.3h, 3d comprcssive strength be 29.0MPa, 28d
Comprcssive strength is 56.8MPa, and remaining property indices all meets the technology requirement of GB175-2007 " common portland cement "；
Described sand be modulus of fineness be the fluvial sand of 2.5, its clay content is 1%, and clod content is 0.5%, and property indices is equal
Meet the technology requirement of GB/T14684-2011 " construction sand "；
Described polymeric material is ethyl vinyl acetate acetate multipolymer；
Described water reducer is U-5 high efficiency water reducing agent or polycarboxylic acid series high efficiency water reducing agent；
Described water-retaining agent is hydroxypropyl methyl fiber ether；
Described water is tap water.
3. according to the arbitrary described novel interfacial mortar formula of claim 1-2, it is characterised in that according to percentage ratio by cement,
Sand, polymeric material are put in mortar mixer and are stirred, and after 90s, water, water reducer, water-retaining agent are added continuation stirring in blender
To slurry mix homogeneously, and then slurry is taken out and pour molding and by regulation maintenance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610413760.4A CN106082848A (en) | 2016-06-14 | 2016-06-14 | A kind of novel interfacial mortar formula |
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|---|---|---|---|
| CN201610413760.4A CN106082848A (en) | 2016-06-14 | 2016-06-14 | A kind of novel interfacial mortar formula |
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| CN106082848A true CN106082848A (en) | 2016-11-09 |
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| CN201610413760.4A Pending CN106082848A (en) | 2016-06-14 | 2016-06-14 | A kind of novel interfacial mortar formula |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675744A (en) * | 2018-06-22 | 2018-10-19 | 江苏蓝圈新材料股份有限公司 | A kind of cement composition and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016206A (en) * | 2007-01-17 | 2007-08-15 | 武汉科华高新材料发展有限公司 | Wall heat-insulating boundary mortar |
| CN101348357A (en) * | 2007-07-18 | 2009-01-21 | 深圳市海川实业股份有限公司 | Exterior wall external heat insulation cementing mortar |
| CN101851958A (en) * | 2010-05-10 | 2010-10-06 | 陈岳朝 | Insulation system with polycrystalline insulation mortar |
| KR20110002253A (en) * | 2009-07-01 | 2011-01-07 | 노병철 | Water-soluabe polymer, cement mortar composite with water holding characterics, boundary block using the same and manufacturing method thereof |
| CN102603250A (en) * | 2012-02-07 | 2012-07-25 | 南京红宝丽新材料有限公司 | Adhesion agent for treating surface of high inflaming retarding polyurethane insulation board |
-
2016
- 2016-06-14 CN CN201610413760.4A patent/CN106082848A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016206A (en) * | 2007-01-17 | 2007-08-15 | 武汉科华高新材料发展有限公司 | Wall heat-insulating boundary mortar |
| CN101348357A (en) * | 2007-07-18 | 2009-01-21 | 深圳市海川实业股份有限公司 | Exterior wall external heat insulation cementing mortar |
| KR20110002253A (en) * | 2009-07-01 | 2011-01-07 | 노병철 | Water-soluabe polymer, cement mortar composite with water holding characterics, boundary block using the same and manufacturing method thereof |
| CN101851958A (en) * | 2010-05-10 | 2010-10-06 | 陈岳朝 | Insulation system with polycrystalline insulation mortar |
| CN102603250A (en) * | 2012-02-07 | 2012-07-25 | 南京红宝丽新材料有限公司 | Adhesion agent for treating surface of high inflaming retarding polyurethane insulation board |
Non-Patent Citations (1)
| Title |
|---|
| 周海涛: "《界面砂浆的研制》", 《建筑结构》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675744A (en) * | 2018-06-22 | 2018-10-19 | 江苏蓝圈新材料股份有限公司 | A kind of cement composition and preparation method thereof |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |