CN105505063A - White water-based alkali-resistant sealing primer and preparation method thereof - Google Patents
White water-based alkali-resistant sealing primer and preparation method thereof Download PDFInfo
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- CN105505063A CN105505063A CN201610031970.7A CN201610031970A CN105505063A CN 105505063 A CN105505063 A CN 105505063A CN 201610031970 A CN201610031970 A CN 201610031970A CN 105505063 A CN105505063 A CN 105505063A
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- alkali
- water
- resistant sealing
- white water
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- 239000003513 alkali Substances 0.000 title claims abstract description 101
- 238000007789 sealing Methods 0.000 title claims abstract description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title abstract description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 85
- 239000000463 material Substances 0.000 claims abstract description 70
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 40
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 35
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 35
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000000839 emulsion Substances 0.000 claims abstract description 32
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 44
- 230000008719 thickening Effects 0.000 claims description 35
- 239000013530 defoamer Substances 0.000 claims description 31
- 239000000080 wetting agent Substances 0.000 claims description 29
- 239000001913 cellulose Substances 0.000 claims description 27
- 229920002678 cellulose Polymers 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 238000004581 coalescence Methods 0.000 claims description 15
- 239000006185 dispersion Substances 0.000 claims description 15
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 12
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- QYYMDNHUJFIDDQ-UHFFFAOYSA-N 5-chloro-2-methyl-1,2-thiazol-3-one;2-methyl-1,2-thiazol-3-one Chemical group CN1SC=CC1=O.CN1SC(Cl)=CC1=O QYYMDNHUJFIDDQ-UHFFFAOYSA-N 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 150000001298 alcohols Chemical group 0.000 claims description 5
- 239000003899 bactericide agent Substances 0.000 claims description 5
- 238000004132 cross linking Methods 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- -1 frostproofer Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical group CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 claims description 5
- 239000000344 soap Substances 0.000 claims description 5
- 230000008961 swelling Effects 0.000 claims description 5
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical group OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 4
- 239000001095 magnesium carbonate Substances 0.000 abstract description 13
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 abstract description 13
- 229910000021 magnesium carbonate Inorganic materials 0.000 abstract description 13
- 235000014380 magnesium carbonate Nutrition 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 229920003086 cellulose ether Polymers 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 16
- 239000000395 magnesium oxide Substances 0.000 description 8
- 239000004568 cement Substances 0.000 description 7
- 230000001680 brushing effect Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- SZIFAVKTNFCBPC-UHFFFAOYSA-N 2-chloroethanol Chemical compound OCCCl SZIFAVKTNFCBPC-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229940050906 magnesium chloride hexahydrate Drugs 0.000 description 1
- DHRRIBDTHFBPNG-UHFFFAOYSA-L magnesium dichloride hexahydrate Chemical compound O.O.O.O.O.O.[Mg+2].[Cl-].[Cl-] DHRRIBDTHFBPNG-UHFFFAOYSA-L 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007591 painting process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Sealing Material Composition (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a white water-based alkali-resistant sealing primer and a preparation method thereof. The sealing primer and the preparation method have the beneficial effects that after-tack can not be caused when boards made from magnesite materials are stacked after being brushed with the white water-based alkali-resistant sealing primer by adding cellulose ether, titanium dioxide, kaolin, ground calcium carbonate and other substances to alkali-resistant sealing emulsion and regulating the ratio; the white water-based alkali-resistant sealing primer is low in formula cost, has very strong after-tack resistance, alkali resistance, sealability and freeze-thaw stability, can achieve the waterproof and alkali resistant effects and avoids the problem of after-tack in the production processes of the boards made from magnesite materials; the preparation method of the white water-based alkali-resistant sealing primer is simple, is easy to implement and has very high practicability.
Description
Technical field
The present invention relates to magnesia cement board making field, particularly relate to a kind of white water-borne alkali-resistant sealing primer being applied to magnesia cement plate and preparation method thereof.
Background technology
Magnesia cement sheet material be with the light burnt powder of calcined magnesite stone gained or with the ashes of low temperature calcination rhombspar gained (main component is for MgO) for jointing compound, add the water-soluble magnesium salts such as magnesium chloride hexahydrate (MgCL26H2O), then add that water obtains.Generally need to be coated with one deck alkali-resistant sealing primer at magnesia cement plate outside surface, alkali-resistant sealing primer plays alkali resistant, closed effect, and it is closed the alkali resistant of magnesia cement sheet material and plays good effect.Alkali resistant primary coat kind is in the market many, but most of alkali-resistant primer is when being applied in magnesite material sheet material, and it can cause when carrying out well stacking after-tack in closed, maintenance, makes magnesia cement sheet material be bonded in one piece, does not reach desirable effect.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of white water-borne alkali-resistant sealing primer and preparation method thereof, to be intended to solve in prior art after alkali-resistant sealing primer brushing is on magnesite material sheet material, can cause during windrow of going forward side by side buttress and after-tack, magnesia cement sheet material is made to be bonded in one piece, divide meeting to destroy paint film and sheet material by force, do not reach the problem of ideal effect.
Technical scheme of the present invention is as follows:
A kind of white water-borne alkali-resistant sealing primer, wherein, percentage, comprising:
Alkali resistant sealing emulsion 100-300 part;
Ether of cellulose 0-1 part;
Wetting agent 0-1 part;
Defoamer 0-2 part;
Dispersion agent 0-6 part;
Thickening material 1-4 part;
Titanium dioxide 50-200 part;
Kaolin 10-100 part;
Water-ground limestone 50-200 part;
Sterilant 0-1 part;
Frostproofer 10-30 part;
Film coalescence aid 0-15 part;
Water 100-350 part;
Described alkali resistant sealing emulsion is self-crosslinking acrylic emulsion; Described ether of cellulose is hydroxyethyl ether cellulose; Described wetting agent is nonylphenol class wetting agent; Described defoamer is metal soap defoamer; Described thickening material is alkali swelling type thickening material; Described titanium dioxide is Rutile type Titanium Dioxide; Described kaolin is calcined kaolin; Described sterilant is Kathon CG series bactericidal agent; Described frostproofer is alcohols frostproofer; Described water is deionized water.
Described white water-borne alkali-resistant sealing primer, wherein, the model of described wetting agent is the CF-10 of Tao Shi; The model of described defoamer is the NXZ of Nuo Puke; The model of described thickening material is the TT935 of Tao Shi; The model of described titanium dioxide is Du Pont R706; The model of described sterilant is the LXE of Tao Shi; Described frostproofer is any one in ethylene glycol or propylene glycol.
Described white water-borne alkali-resistant sealing primer, wherein, described kaolinic order number is 1250 orders.
Described white water-borne alkali-resistant sealing primer, wherein, the order number of described water-ground limestone is 1000 orders.
Described white water-borne alkali-resistant sealing primer, wherein, percentage, comprising:
Alkali resistant sealing emulsion 100 parts;
Titanium dioxide 50 parts;
Kaolin 100 parts;
Water-ground limestone 50 parts;
Thickening material 1 part;
Frostproofer 30 parts;
100 parts, water.
Described white water-borne alkali-resistant sealing primer, wherein, percentage, comprising:
Alkali resistant sealing emulsion 100 parts;
Ether of cellulose 1 part;
Wetting agent 1 part;
Defoamer 2 parts;
Dispersion agent 6 parts;
Thickening material 4 parts;
Titanium dioxide 200 parts;
Kaolin 100 parts;
Water-ground limestone 200 parts;
1 part, sterilant;
Frostproofer 30 parts;
Film coalescence aid 15 parts;
350 parts, water.
Described white water-borne alkali-resistant sealing primer, wherein, percentage, comprising:
Alkali resistant sealing emulsion 200 parts;
Ether of cellulose 0.5 part;
Wetting agent 0.5 part;
Defoamer 1 part;
Dispersion agent 3 parts;
Thickening material 2.5 parts;
Titanium dioxide 175 parts;
Kaolin 50 parts;
Water-ground limestone 175 parts;
0.5 part, sterilant;
Frostproofer 20 parts;
Film coalescence aid 7 parts;
225 parts, water.
A making method for white water-borne alkali-resistant sealing primer described above, wherein, comprises the following steps:
First water and dispersion agent are joined in coating cylinder, and be under the condition of 500r/min at rotating speed, progressively add ether of cellulose, wetting agent, defoamer, thickening material, frostproofer, titanium dioxide, kaolin and water-ground limestone, stir 10min; Add alkali resistant sealing emulsion again, and be stir 10min under the condition of 400r/min at rotating speed; Finally add sterilant and film coalescence aid again, and to remain on rotating speed be stir 5min under the condition of 400r/min, obtained described white water-borne alkali-resistant sealing primer.
Beneficial effect: a kind of white water-borne alkali-resistant sealing primer of the present invention and preparation method thereof, it by adding the materials such as ether of cellulose, titanium dioxide, kaolin and water-ground limestone in alkali resistant sealing emulsion, and adjust its proportioning, magnesite material sheet material can not be caused when brushing and going forward side by side windrow buttress after described white water-borne alkali-resistant sealing primer and after-tack.The formulation cost of white water-borne alkali-resistant sealing primer of the present invention is low, it has extremely strong anti-after tackiness, alkali-resistivity, closure and freeze-thaw stability, and can play waterproof and alkali resistant effect, that avoids again magnesite material production process of plate after-tacks problem; And the making method of white water-borne alkali-resistant sealing primer of the present invention is simple and easy to realize, and has high practicality.
Embodiment
The invention provides a kind of white water-borne alkali-resistant sealing primer and preparation method thereof, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In prior art, common alkali-resistant sealing primer generally only comprises alkali resistant sealing emulsion, wetting agent, defoamer, thickening material and film coalescence aid, its brushing is on magnesite material sheet material, and magnesite material sheet material can cause when carrying out stacking and after-tack, and magnesite material sheet material namely can be caused to be bonded together.The invention provides a kind of white water-borne alkali-resistant sealing primer, it is in specialized application magnesite material sheet material, and effectively can solve its problem of after-tacking.Particularly, percentage, white water-borne alkali-resistant sealing primer of the present invention comprises: alkali resistant sealing emulsion 100-300 part; Ether of cellulose 0-1 part; Wetting agent 0-1 part; Defoamer 0-2 part; Dispersion agent 0-6 part; Thickening material 1-4 part; Titanium dioxide 50-200 part; Kaolin 10-100 part; Water-ground limestone 50-200 part; Sterilant 0-1 part; Frostproofer 10-30 part; Film coalescence aid 0-15 part; Water 100-350 part.
In the present invention, described alkali resistant sealing emulsion is self-crosslinking acrylic emulsion, and it has good alkali resistant and sealing process, and as the prime cost of described white water-borne alkali-resistant sealing primer, its parts by weight added in this component are 100-300 part.
In preferred embodiment; the present invention is by adding ether of cellulose; after it dissolves in water; as a kind of protective colloid; " parcel " lives the particles such as kaolin of the present invention, titanium dioxide; and form one deck lubricant film at its outside surface, and can stable existence, also improve the slipping of material described in the present invention in the mobility and painting process of whipping process.Preferably, that ether of cellulose of the present invention adopts is Natvosol (HEC), it is a kind of white or faint yellow, tasteless, nontoxic threadiness or pulverulent solids, be prepared from through etherification reaction by alkali cellulose and oxyethane (or chloroethanol), it can form a lubricant film at material surfaces such as kaolin, can stable existence.
Wetting agent is by reducing its surface tension or interfacial tension, makes water or other substance be deployed in solid materials on the surface, or penetrates its surface, and material wetting for solid materials.Wetting agent described in the present invention is preferably nonylphenol class wetting agent, and more preferably, the present invention's wetting agent used is the CF-10 of Tao Shi.
Defoamer is also known as foam killer, and it is applied in processes process, produces or eliminate to produce foam for suppressing foam, maintains the stability of production technique.In preferred embodiment, defoamer of the present invention is metal soap defoamer.Preferably, the model of described defoamer is the NXZ of Nuo Puke.
Thickening material is a kind of auxiliary rheological agents, not only can make coating thickening, prevents from occurring sagging phenomenon in construction, and can give mechanical property and the package stability of coating excellence.Because in the present invention to add the parts by weight of water many, so add the problem that thickening material effectively can improve its differences in viscosity.Preferably, described thickening material is alkali swelling type thickening material, and more specifically, the model of described thickening material is the TT935 of Tao Shi.
The white mass of titanium dioxide to be main component be titanium dioxide, add titanium dioxide in the present invention, both can be used as tinting material, it has again reinforcement, anti-aging, filling effect.Preferably, described titanium dioxide is Rutile type Titanium Dioxide, and it generally contains titanium dioxide more than 95%.In the present embodiment, the model of described titanium dioxide is Du Pont R706, and its preferred weight number is 50-200 part.
In preferred embodiment, kaolin of the present invention is calcined kaolin; After firing, its Bound moisture content reduces calcined kaolin, and silicon-dioxide and alchlor content all increase, and active site increases, and structure changes, and particle diameter is less and even.Preferably, described kaolinic order number is 1250 orders.After adding the calcined kaolin of 10-100 parts by weight to white water-borne alkali-resistant sealing primer of the present invention, effectively can solve sheet material and after-tack problem when stacking.
Sterilant can effectively suppress or eliminate the materials such as the fungus and bacterium in white water-borne alkali-resistant sealing primer of the present invention, prevents it from going bad.In the present embodiment, described sterilant is Kathon CG series bactericidal agent; Preferably, the model of described sterilant is the LXE of Tao Shi.
The material that frostproofer can prevent the moisture in material from freezing at low temperatures, the white water-borne alkali-resistant sealing primer in the present invention is added with more water, and therefore adding frostproofer can effectively prevent it from freezing into block at low temperatures, the problem that cannot brush.Particularly, described frostproofer is alcohols frostproofer, and preferably, it can be any one in ethylene glycol or propylene glycol.
Preferably, the water added in the present invention is deionized water, and the order number of the water-ground limestone adopted is preferably 1000 orders.
In addition, the present invention also provides a kind of making method of white water-borne alkali-resistant sealing primer described above, wherein, comprises the following steps:
First water and dispersion agent are joined in coating cylinder, and be under the condition of 500r/min at rotating speed, progressively add ether of cellulose, wetting agent, defoamer, thickening material, frostproofer, titanium dioxide, kaolin and water-ground limestone, stir 10min; Add alkali resistant sealing emulsion again, and be stir 10min under the condition of 400r/min at rotating speed; Finally add sterilant and film coalescence aid again, and to remain on rotating speed be stir 5min under the condition of 400r/min, obtained described white water-borne alkali-resistant sealing primer.Certainly, the material added shows situation and determines, such as, when not adding defoamer in component, then without the need to being added by defoamer.
Below by several specific embodiment, the present invention program is further elaborated:
Embodiment one
In the present embodiment, described white water-borne alkali-resistant sealing primer, wherein percentage, comprising: alkali resistant sealing emulsion 100 parts; Titanium dioxide 50 parts; Kaolin 100 parts; Water-ground limestone 50 parts; Frostproofer 30 parts; Thickening material 1 part; 100 parts, water.The model of titanium dioxide is Du Pont R706; Described frostproofer is ethylene glycol.
Making step: first water and dispersion agent are joined in coating cylinder, and be under the condition of 500r/min at rotating speed, progressively add frostproofer, titanium dioxide, thickening material, kaolin and water-ground limestone, stir 10min; Add alkali resistant sealing emulsion again, and be stir 15min under the condition of 400r/min at rotating speed; Obtained described white water-borne alkali-resistant sealing primer.
By the white water-borne alkali-resistant sealing primer that the present embodiment is obtained, it has extremely strong anti-after tackiness, alkali-resistivity, closure, freeze-thaw stability, can play waterproof and alkali resistant effect, and that avoids again producing in stacking procedure after-tacks problem, the production process of making method of the present invention is simple, successful.
Embodiment two
In the present embodiment, described white water-borne alkali-resistant sealing primer, its percentage, comprising: alkali resistant sealing emulsion 100 parts; Ether of cellulose 1 part; Wetting agent 1 part; Defoamer 2 parts; Dispersion agent 6 parts; Thickening material 4 parts; Titanium dioxide 200 parts; Kaolin 100 parts; Water-ground limestone 200 parts; 1 part, sterilant; Frostproofer 30 parts; Film coalescence aid 15 parts; 350 parts, water.Described alkali resistant sealing emulsion is self-crosslinking acrylic emulsion; Described ether of cellulose is hydroxyethyl ether cellulose; Described wetting agent is nonylphenol class wetting agent; Described defoamer is metal soap defoamer; Described thickening material is alkali swelling type thickening material; Described titanium dioxide is Rutile type Titanium Dioxide; Described kaolin is calcined kaolin; Described sterilant is Kathon CG series bactericidal agent; Described frostproofer is alcohols frostproofer; Described water is deionized water.
Making step: first water and dispersion agent are joined in coating cylinder, and be under the condition of 500r/min at rotating speed, progressively add ether of cellulose, wetting agent, defoamer, thickening material, frostproofer, titanium dioxide, kaolin and water-ground limestone, stir 10min; Add alkali resistant sealing emulsion again, and be stir 10min under the condition of 400r/min at rotating speed; Finally add sterilant and film coalescence aid again, and to remain on rotating speed be stir 5min under the condition of 400r/min, obtained described white water-borne alkali-resistant sealing primer.
By the white water-borne alkali-resistant sealing primer that the present embodiment is obtained, it has extremely strong anti-after tackiness, alkali-resistivity, closure, freeze-thaw stability, can play waterproof and alkali resistant effect, and that avoids again producing in stacking procedure after-tacks problem, the production process of making method of the present invention is simple, successful.
Embodiment three
In the present embodiment, described white water-borne alkali-resistant sealing primer, its percentage, comprising: alkali resistant sealing emulsion 200 parts; Ether of cellulose 0.5 part, wetting agent 0.5 part; Defoamer 1 part; Dispersion agent 3 parts; Thickening material 2.5 parts; Titanium dioxide 175 parts; Kaolin 50 parts; Water-ground limestone 175 parts; 0.5 part, sterilant; Frostproofer 20 parts; Film coalescence aid 7 parts; 225 parts, water.Described alkali resistant sealing emulsion is self-crosslinking acrylic emulsion; Described ether of cellulose is hydroxyethyl ether cellulose; Described wetting agent is nonylphenol class wetting agent; Described defoamer is metal soap defoamer; Described thickening material is alkali swelling type thickening material; Described titanium dioxide is Rutile type Titanium Dioxide; Described kaolin is calcined kaolin; Described sterilant is Kathon CG series bactericidal agent; Described frostproofer is alcohols frostproofer; Described water is deionized water.
Making step: first water and dispersion agent are joined in coating cylinder, and be under the condition of 500r/min at rotating speed, progressively add ether of cellulose, wetting agent, defoamer, thickening material, frostproofer, titanium dioxide, kaolin and water-ground limestone, stir 10min; Add alkali resistant sealing emulsion again, and be stir 10min under the condition of 400r/min at rotating speed; Finally add sterilant and film coalescence aid again, and to remain on rotating speed be stir 5min under the condition of 400r/min, obtained described white water-borne alkali-resistant sealing primer.
By the white water-borne alkali-resistant sealing primer that the present embodiment is obtained, it has extremely strong anti-after tackiness, alkali-resistivity, closure, freeze-thaw stability, can play waterproof and alkali resistant effect, and that avoids again producing in stacking procedure after-tacks problem, the production process of making method of the present invention is simple, successful.
In sum, a kind of white water-borne alkali-resistant sealing primer of the present invention and preparation method thereof, it by adding the materials such as ether of cellulose, titanium dioxide, kaolin and water-ground limestone in alkali resistant sealing emulsion, and adjust its proportioning, magnesite material sheet material can not be caused when brushing and going forward side by side windrow buttress after described white water-borne alkali-resistant sealing primer and after-tack.The formulation cost of white water-borne alkali-resistant sealing primer of the present invention is low, it has extremely strong anti-after tackiness, alkali-resistivity, closure and freeze-thaw stability, and can play waterproof and alkali resistant effect, that avoids again magnesite material production process of plate after-tacks problem; And the making method of white water-borne alkali-resistant sealing primer of the present invention is simple and easy to realize, and has high practicality.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (8)
1. a white water-borne alkali-resistant sealing primer, is characterized in that, percentage comprises:
Alkali resistant sealing emulsion 100-300 part;
Ether of cellulose 0-1 part;
Wetting agent 0-1 part;
Defoamer 0-2 part;
Dispersion agent 0-6 part;
Thickening material 1-4 part;
Titanium dioxide 50-200 part;
Kaolin 10-100 part;
Water-ground limestone 50-200 part;
Sterilant 0-1 part;
Frostproofer 10-30 part;
Film coalescence aid 0-15 part;
Water 100-350 part;
Described alkali resistant sealing emulsion is self-crosslinking acrylic emulsion; Described ether of cellulose is hydroxyethyl ether cellulose; Described wetting agent is nonylphenol class wetting agent; Described defoamer is metal soap defoamer; Described thickening material is alkali swelling type thickening material; Described titanium dioxide is Rutile type Titanium Dioxide; Described kaolin is calcined kaolin; Described sterilant is Kathon CG series bactericidal agent; Described frostproofer is alcohols frostproofer; Described water is deionized water.
2. white water-borne alkali-resistant sealing primer according to claim 1, it is characterized in that, the model of described wetting agent is the CF-10 of Tao Shi; The model of described defoamer is the NXZ of Nuo Puke; The model of described thickening material is the TT935 of Tao Shi; The model of described titanium dioxide is Du Pont R706; The model of described sterilant is the LXE of Tao Shi; Described frostproofer is any one in ethylene glycol or propylene glycol.
3. white water-borne alkali-resistant sealing primer according to claim 2, it is characterized in that, described kaolinic order number is 1250 orders.
4. white water-borne alkali-resistant sealing primer according to claim 3, it is characterized in that, the order number of described water-ground limestone is 1000 orders.
5. white water-borne alkali-resistant sealing primer according to claim 4, is characterized in that percentage comprises:
Alkali resistant sealing emulsion 100 parts;
Titanium dioxide 50 parts;
Kaolin 100 parts;
Water-ground limestone 50 parts;
Thickening material 1 part;
Frostproofer 30 parts;
100 parts, water.
6. white water-borne alkali-resistant sealing primer according to claim 4, is characterized in that percentage comprises:
Alkali resistant sealing emulsion 100 parts;
Ether of cellulose 1 part;
Wetting agent 1 part;
Defoamer 2 parts;
Dispersion agent 6 parts;
Thickening material 4 parts;
Titanium dioxide 200 parts;
Kaolin 100 parts;
Water-ground limestone 200 parts;
1 part, sterilant;
Frostproofer 30 parts;
Film coalescence aid 15 parts;
350 parts, water.
7. white water-borne alkali-resistant sealing primer according to claim 4, is characterized in that percentage comprises:
Alkali resistant sealing emulsion 200 parts;
Ether of cellulose 0.5 part;
Wetting agent 0.5 part;
Defoamer 1 part;
Dispersion agent 3 parts;
Thickening material 2.5 parts;
Titanium dioxide 175 parts;
Kaolin 50 parts;
Water-ground limestone 175 parts;
0.5 part, sterilant;
Frostproofer 20 parts;
Film coalescence aid 7 parts;
225 parts, water.
8. the making method of white water-borne alkali-resistant sealing primer as described in any one of claim 1-4, is characterized in that, comprise the following steps:
First water and dispersion agent are joined in coating cylinder, and be under the condition of 500r/min at rotating speed, progressively add ether of cellulose, wetting agent, defoamer, thickening material, frostproofer, titanium dioxide, kaolin and water-ground limestone, stir 10min; Add alkali resistant sealing emulsion again, and be stir 10min under the condition of 400r/min at rotating speed; Finally add sterilant and film coalescence aid again, and to remain on rotating speed be stir 5min under the condition of 400r/min, obtained described white water-borne alkali-resistant sealing primer.
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| CN201610031970.7A CN105505063A (en) | 2016-01-19 | 2016-01-19 | White water-based alkali-resistant sealing primer and preparation method thereof |
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