CN103214894A - Slipping agent capable of improving properties of ash calcium-based or cement-based putty for interior and exterior walls - Google Patents
Slipping agent capable of improving properties of ash calcium-based or cement-based putty for interior and exterior walls Download PDFInfo
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- CN103214894A CN103214894A CN2013101212173A CN201310121217A CN103214894A CN 103214894 A CN103214894 A CN 103214894A CN 2013101212173 A CN2013101212173 A CN 2013101212173A CN 201310121217 A CN201310121217 A CN 201310121217A CN 103214894 A CN103214894 A CN 103214894A
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- putty
- slipping agent
- cement
- polyacrylamide
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Abstract
The invention provides a slipping agent capable of improving properties of ash calcium-based or cement-based putty for interior and exterior walls, which is used for overcoming the shortcomings of heavy construction hand feeling, slow construction rate, easiness in sagging and larger using quantity of the putty per unit area of the existing putty. The putty slipping agent is prepared by uniformly mixing the following components in percentage by weight: 54-78% of calcined kaolin, 20-40% of hydroxypropyl starch ether and 2.0-6.0% of polyacrylamide. The putty slipping agent provided by the invention can greatly increase the construction slipping property of the ash calcium-based or cement-based putty for the interior and exterior walls and also appropriately increase the viscosity of the putty under the situation that the adding quantity is very small, further enable the putty to have an excellent anti-sagging property, simultaneously improve the strength of the putty after being hardened, reduce the using quantity of the putty per unit area and save material cost and labor cost, so that the putty slipping agent is a great putty auxiliary agent and is particularly suitable for being used in the ash calcium-based or cement-based putty for the interior and exterior walls.
Description
Technical field
The present invention relates to a kind of auxiliary agent, relate in particular to a kind of slipping agent that helps to improve buildings external and internal wall putty performance, more specifically relate to a kind of slipping agent that improves grey calcium base or cement based inner and external wall putty performance, reduces unit surface putty usage quantity that has.
Background technology
Putty is a kind of decorating glue gel material of smooth surface of wall, is a kind of thick slurry coating material, is requisite a kind of product before coating whitewashes, also can be directly as ornament layer.Putty can be coated with to impose on the priming paint or directly be coated with and impose on the object, in order to remove rugged defective on the coated article surface, both can fill up the working-surface that there is depression the part, also can be at all surfaces blade coating.The present inner wall putty of main flow on the market, its production formula is: 15～25% grey calcium, 75～85% coarse whitings, 0.3～0.5% ether of cellulose; The production formula of exterior wall putty is: 30～35% cement, 55～60% coarse whitings, 10～20% fine sands, 0.3～0.5% ether of cellulose, 0.5～1.5% rubber powder.
By above-mentioned prescription as can be seen, ether of cellulose is indispensable material in putty, this is because putty single construction thinner thickness, generally be about 1 millimeter, and putty is to be coated on the large-area dry body of wall, and the water-retaining capacity of body of wall is very strong, and putty must have good especially water-retentivity and toughness to be flattened to be applied on the body of wall swimmingly, and ether of cellulose has the effect of thickening water conservation tackify, can provide certain denseness, water-retentivity and cohesiveness for putty.The viscosity of ether of cellulose does not wait from the hundreds of to the hundreds of thousands of, but the ether of cellulose of not all viscosity all is applicable to putty, when selecting the lower ether of cellulose of viscosity for use, the viscosity of putty is not enough, the easy sagging of putty or the ground of dropping behind the last wall, not only difficult construction and waste material, and viscosity is too low, the water-retentivity of ether of cellulose is also relatively poor, on the putty behind the wall dehydration too fast, be difficult to the construction; And when selecting the higher ether of cellulose of viscosity for use, though water-retentivity and sag resistance are better, but putty construction feel is too heavy, smear very effort, speed of application is slower, and single construction thickness is too thick, not only increases material usage, also increased labour cost, the ether of cellulose viscosity that relatively is fit to the putty use is approximately 70,000 to 100,000.But, even by selecting the ether of cellulose of appropriate viscosity scope for use, can obtain the putty that performance is suitable for relatively, it is heavy also still can't to solve putty construction feel fully, and construction speed is slow, easily sagging, shortcomings such as unit surface putty large usage quantity, therefore, be difficult to grey calcium base or cement based putty are adjusted to suitable toughness and water-retentivity by ether of cellulose merely, to reach the effect that the construction feel is light, construction is smooth.For this reason, seeking a kind of proper auxiliary agent, make the viscosity of grey calcium base or cement based putty be easy to regulate, thereby improve the workability of putty and the usage quantity of reduction unit surface putty, is the technical problem that those skilled in the art press for solution.
Summary of the invention
For solving the problem of above existence, the purpose of this invention is to provide a kind of putty slipping agent, this slipping agent not only can improve workability, the reduction unit surface putty usage quantity of grey calcium base or cement based inner and external wall putty, and can improve the intensity of sclerosis back putty.
For realizing above purpose, of the present invention have a slipping agent that improves grey calcium base or cement based inner and external wall putty performance, is to be that 54～78% calcined kaolin, 20～40% hydroxypropylated starch ether and 2.0～6.0% polyacrylamide uniform mixing are made by components by weight percent.
The recommendation addition of above-mentioned slipping agent in grey calcium base or cement based inner and external wall putty is the 0.1-0.2% of putty gross weight.
For the better density that improves putty, do not influence the apparent effect of inner wall putty simultaneously, the preferred whiteness of above-mentioned calcined kaolin greater than 90%, median size is less than 1 micron calcined kaolin.
For better lubricant effect and the thickening effectiveness that improves slipping agent, above-mentioned polyacrylamide preferred molecular weight is 1500～2,000 ten thousand anionic polyacrylamide.
In order to accelerate the dissolution rate of polyacrylamide, reduce the churning time before putty uses, above-mentioned polyacrylamide preferred size is the Powdered polyacrylamide of 100-110 purpose.
The present invention selects that frictional coefficient is very little, layer has fine oilness and thixotropic calcined kaolin as base material with interlayer for use, cooperate good water solubility and under the strong basicity environment stable hydroxypropylated starch ether with have good flocculence polyacrylamide and prepare the putty slipping agent; Because the particle diameter of calcined kaolin is little, a spot of calcined kaolin just can be filled in the whole putty material, the frictional force of the friction resistance between the various materials in the putty and putty and spatula is minimized, thereby raising operating efficiency, tiny calcined kaolin is filled in the gap of coarse whiting, cement or grey calcium simultaneously, can improve the density of putty, increase the intensity of putty; And hydroxypropylated starch ether has extraordinary fast thickening ability, and low-down addition just can reach effect, the raising putty denseness of fine thickening, improves the sag resistance of putty; Polyacrylamide is a kind of water miscible high molecular polymer, in putty, can fully dissolve, and can on each tiny material granule, form the extremely thin glued membrane of one deck, this glued membrane has extraordinary oilness, can reduce the frictional force of various storerooms in the putty, alleviate the heavy problem of putty construction feel, polyacrylamide also has certain thickening property, in putty, can improve the sag resistance of putty, in addition, the putty that adds polyacrylamide also can form one deck glued membrane on the surface of having constructed, and this glued membrane can be covered in the putty surface after having done, and strengthens the intensity on putty surface.
The present invention utilizes above-mentioned three kinds of materials performance characteristics separately and mutual cooperation, and at grey calcium base or cement based inner and external wall putty performance requriements to this material, by rational apolegamy, obtain a kind of putty surface slip agent of superior performance, this surface slip agent is under addition situation seldom, just can increase considerably the smooth property of construction of grey calcium base or cement based inner and external wall putty, also can suitably increase the toughness of putty, make putty have good sag resistance, can also improve the intensity of sclerosis back putty simultaneously; Slipping agent of the present invention can reduce the usage quantity of unit surface putty, has both saved material cost, has also saved cost of labor, is a kind of good auxiliary agent, is particularly suitable for using in grey calcium base or cement based inner and external wall putty.
Embodiment
Embodiment 1
1, prescription (by weight)
Calcined kaolin (whiteness is greater than 90%, and median size is less than 1 micron) 67%
Hydroxypropylated starch ether 30%
Anionic polyacrylamide (molecular weight 1,600 ten thousand, 100 orders) 3.0%
2, preparation
Adopt the mode that stirs that three kinds of material mixing are even by above-mentioned prescription, obtain slipping agent 1 of the present invention.
3, use
Above-mentioned slipping agent 1 is applied in the grey calcium base putty, and the proportioning (by weight) of grey calcium base putty is:
Ash calcium 20%
Coarse whiting 79.4-79.5%
Ether of cellulose (viscosity is 100000S) 0.4%
Slipping agent 1 0.1～0.2%
4, performance test
Adopt conventional constructional method, on the interior wall of buildings, every performance is as follows with above-mentioned grey calcium base putty-painting:
Annotate: cohesive strength is tested according to standard JG/T 298-2010 " architecture indoor putty " GENERAL TYPE (Y).
Embodiment 2
1, prescription (by weight)
Calcined kaolin (whiteness is greater than 90%, and median size is less than 1 micron) 72%
Hydroxypropylated starch ether 25%
Anionic polyacrylamide (molecular weight 1,600 ten thousand, 100 orders) 3.0%
2, preparation
Adopt the mode that stirs that three kinds of material mixing are even by above-mentioned prescription, obtain slipping agent 2 of the present invention.
3, use
Above-mentioned slipping agent is applied in the cement based putty, and the proportioning of cement based putty (by weight) is:
Cement 30%
Coarse whiting 48.55-48.45%
Fine sand 20%
Ether of cellulose (viscosity is 100000S) 0.35%
Rubber powder 1.0%
Slipping agent 2 0.1～0.2%
4, performance test
Adopt conventional constructional method, on the exterior wall of buildings, every performance is as follows with above-mentioned cement based putty-painting:
Annotate: cohesive strength is tested according to standard JG/T 157-2009 " putty for exterior use " coventional type (P).
As seen from the above, be added with the inner wall putty and the cement based exterior wall putty of the grey calcium base of slipping agent of the present invention, the performances such as cohesive strength after its speed of application, unit surface usage quantity and the sclerosis all have greatly improved than the putty that does not add slipping agent of the present invention.
Claims (5)
1. one kind has the slipping agent that improves grey calcium base or cement based inner and external wall putty performance, it is characterized in that: described slipping agent is to be that 54～78% calcined kaolin, 20～40% hydroxypropylated starch ether and 2.0～6.0% polyacrylamide uniform mixing are made by components by weight percent.
2. according to the described slipping agent with the grey calcium base of improvement or cement based inner and external wall putty performance of claim 1, it is characterized in that: the recommendation addition of described slipping agent in grey calcium base or cement based inner and external wall putty is the 0.1-0.2% of putty gross weight.
3. describedly have slipping agents that improve grey calcium base or cement based inner and external wall putty performance according to claim 1 or 2, it is characterized in that: described calcined kaolin is a whiteness greater than 90%, median size is less than 1 micron calcined kaolin.
4. according to the described slipping agent with the grey calcium base of improvement or cement based inner and external wall putty performance of claim 3, it is characterized in that: described polyacrylamide is the anionic polyacrylamide of molecular weight 1500～2,000 ten thousand.
5. according to the described slipping agent with the grey calcium base of improvement or cement based inner and external wall putty performance of claim 4, it is characterized in that: described polyacrylamide is the Powdered polyacrylamide of granularity 100-110 purpose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310121217.3A CN103214894B (en) | 2013-04-09 | 2013-04-09 | A kind of have the slipping agent improving grey calcium base or cement based inner and external wall putty performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310121217.3A CN103214894B (en) | 2013-04-09 | 2013-04-09 | A kind of have the slipping agent improving grey calcium base or cement based inner and external wall putty performance |
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| CN103214894A true CN103214894A (en) | 2013-07-24 |
| CN103214894B CN103214894B (en) | 2015-09-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106243815A (en) * | 2016-07-20 | 2016-12-21 | 广东龙湖科技股份有限公司 | A kind of have the additive improving metope alignment material workability |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1318120A (en) * | 1998-09-19 | 2001-10-17 | 沃尔夫瓦尔斯罗德有限公司 | Aqueous formulation for surface prepn. of paper and cardboard |
| CN1603547A (en) * | 2003-09-29 | 2005-04-06 | 郭素霞 | Wall surface decoration material |
| CN1982255A (en) * | 2005-12-15 | 2007-06-20 | Pci奥格斯堡有限责任公司 | Hydraulic hardening adhesive mortar |
| CN102295429A (en) * | 2010-05-17 | 2011-12-28 | 陶氏环球技术有限公司 | Cellulose ether composition for dry mortar formulations |
-
2013
- 2013-04-09 CN CN201310121217.3A patent/CN103214894B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1318120A (en) * | 1998-09-19 | 2001-10-17 | 沃尔夫瓦尔斯罗德有限公司 | Aqueous formulation for surface prepn. of paper and cardboard |
| CN1603547A (en) * | 2003-09-29 | 2005-04-06 | 郭素霞 | Wall surface decoration material |
| CN1982255A (en) * | 2005-12-15 | 2007-06-20 | Pci奥格斯堡有限责任公司 | Hydraulic hardening adhesive mortar |
| CN102295429A (en) * | 2010-05-17 | 2011-12-28 | 陶氏环球技术有限公司 | Cellulose ether composition for dry mortar formulations |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106243815A (en) * | 2016-07-20 | 2016-12-21 | 广东龙湖科技股份有限公司 | A kind of have the additive improving metope alignment material workability |
| CN106243815B (en) * | 2016-07-20 | 2018-06-29 | 广东龙湖科技股份有限公司 | It is a kind of that there is the additive for improving metope alignment material workability |
Also Published As
| Publication number | Publication date |
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| CN103214894B (en) | 2015-09-23 |
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