CN105419545A - Polymer cement waterproof coating and preparation method thereof - Google Patents
Polymer cement waterproof coating and preparation method thereof Download PDFInfo
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- CN105419545A CN105419545A CN201510981896.0A CN201510981896A CN105419545A CN 105419545 A CN105419545 A CN 105419545A CN 201510981896 A CN201510981896 A CN 201510981896A CN 105419545 A CN105419545 A CN 105419545A
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- 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
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
- C08F120/12—Esters of monohydric alcohols or phenols
- C08F120/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F120/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/30—Emulsion polymerisation with the aid of emulsifying agents non-ionic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- 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
- C08K3/36—Silica
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- 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
- C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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Abstract
The invention discloses a polymer cement waterproof coating and a preparation method thereof. The polymer cement waterproof coating is prepared from following components: 100 parts of an acrylate waterproof emulsion, 35-55 parts of cement, 50-90 parts of quartz sand, 10-20 parts of water, 0.3-0.6 parts of a defoamer, and 0.1-0.3 parts of a preservative. The acrylate waterproof emulsion is prepared by modifying acrylate through a silane coupling agent KBM-503 organic silicon monomer. The polymer cement waterproof coating is excellent in low-temperature flexibility and waterproof property, and meanwhile is excellent in mechanical performance.
Description
Technical field
The present invention relates to a kind of waterproof paint, be specifically related to a kind of polymer cement waterproof paint and preparation method thereof.
Background technology
Polymer cement waterproof paint (JS waterproof paint) is the two-pack waterproof paint be composited with polymer emulsion (as acrylic ester emulsion, EVA emulsion etc.) and inorganic powder (cement, silica powder and additive etc.), the extensibility of existing polymer coating film, water-repellancy, also have hydraulic cementing materials intensity advantage that is high, that easily bond with wet base, be therefore widely used in that lavatory is bathed, between kitchen, the waterproof of skin, slope tile roofing, underground works.
Because acrylic ester emulsion is to temperature sensitive, the low temperature flexibility of obtained JS waterproof coating is relatively poor, is difficult to meet the application requiring under north of china in winter cold climate.For many years, people's trial organosilicon-modified acrylic emulsion always.Early stage organosilicon crylic acid latex be by acrylic polymer emulsions and silicone oil emulsion blended, the water-repellancy done like this improving coating is really helpful, is mainly manifested in the moment waterproof of coating, i.e. " lotus leaf effect " highly significant, and coating is soft, weathering resistance also improves.But silicoorganic compound do not form an entirety with acrylic polymers in chemical structure, and therefore emulsion intercalation method is not high, is easy to be separated.If think the organosilicon crylic acid latex of obtained excellent performance, to need on the main chain of acrylic polymer a considerable amount of silicoorganic compound in grafting, to improve the cold tolerance of gained emulsion, and improve the low temperature flexibility of gained JS waterproof paint further.
Summary of the invention
The technical problem to be solved in the present invention is to provide good polymer cement waterproof paint of a kind of low temperature flexibility and preparation method thereof.
Polymer cement waterproof paint of the present invention, by weight, it is made up of following component:
Acrylic ester waterproof emulsion 100 parts, cement 35-55 part, quartz sand 50-90 part, water 10-20 part, defoamer 0.3-0.6 part, sanitas 0.1-0.3 part; Wherein:
Described acrylic ester waterproof emulsion is prepared as follows:
1) by weight, the water of the emulsifying agent and 50-70 part of getting 2-8 part is placed in emulsifying kettle, and the Acrylic Acid Monomer adding 10-25 part after to be emulsified dose of dissolving carries out letex polymerization, and temperature of reaction is 65-85 DEG C, and the reaction times is 30-60min, obtains pre-emulsion;
2) water of the emulsifying agent and 8-10 part of getting 0.2-1.0 part is placed in reactor, be warming up to 85-90 DEG C, add the pre-emulsion of 50-60 part, the initiator of 0.2-1.0 part and the silane coupling agent KBM-503 of 2-5 part, insulation reaction 1-2h, be cooled to 65-75 DEG C of insulation reaction 20-60min afterwards, lower the temperature subsequently, the pH value regulating reactant is 8-9, filter, obtain acrylic ester waterproof emulsion.
In technique scheme, in the preparation method of acrylic ester waterproof emulsion, the selection of described Acrylic Acid Monomer, emulsifying agent and initiator etc. is same as the prior art, preferably, described Acrylic Acid Monomer is selected from one or more the combination in butyl acrylate, the different monooctyl ester of propylene and methacrylic acid; Described emulsifying agent is dodecyl sodium sulfonate trimethyl-glycine (DSB) and/or emulsifier op-10; Described initiator is Potassium Persulphate and/or Sodium Persulfate.
In technique scheme, the weight of each component is preferably:
Acrylic ester waterproof emulsion 100 parts, cement 40-50 part, quartz sand 60-80 part, water 10-15 part, defoamer 0.3-0.5 part, sanitas 0.2-0.3 part.
In technical scheme of the present invention, the selection of described defoamer is same as the prior art, is preferably selected from one or more the combination in defoamer DF-01, defoamer NXZ, defoamer 154 and defoamer A10.
In technical scheme of the present invention, the selection of described sanitas is same as the prior art, is preferably sanitas D7LT and/or sanitas RS-81.
Cement described in technical scheme of the present invention is preferably PO42.5 cement.
The granularity of the quartz sand used in technical scheme of the present invention all preferably adopts 100-400 order.
The present invention also comprises the preparation method of above-mentioned polymer cement waterproof paint, specifically comprises the following steps:
1) acrylic ester waterproof emulsion is prepared:
1.1) by weight, the water of the emulsifying agent and 50-70 part of getting 2-8 part is placed in emulsifying kettle, and the Acrylic Acid Monomer adding 10-25 part after to be emulsified dose of dissolving carries out letex polymerization, and temperature of reaction is 65-85 DEG C, and the reaction times is 30-60min, obtains pre-emulsion;
1.2) water of the emulsifying agent and 8-10 part of getting 0.2-1.0 part is placed in reactor, be warming up to 85-90 DEG C, add the pre-emulsion of 50-60 part, the initiator of 0.2-1.0 part and the silane coupling agent KBM-503 of 2-5 part, insulation reaction 1-2h, be cooled to 65-75 DEG C of insulation reaction 20-60min afterwards, lower the temperature subsequently, the pH value regulating reactant is 8-9, filter, obtain acrylic ester waterproof emulsion;
2) take acrylic ester waterproof emulsion, cement, quartz sand, water, defoamer and sanitas by proportioning, mixing and stirring, obtain polymer cement waterproof paint.
The selection of the Acrylic Acid Monomer related in above-mentioned preparation method, emulsifying agent and initiator etc. as hereinbefore.
In above-mentioned preparation method, adopt pH adjusting agent to regulate the pH value of reactant, the selection of described pH adjusting agent is same as the prior art, can be specifically sodium bicarbonate, Sodium phosphate dibasic, SODIUM PHOSPHATE, MONOBASIC or ammoniacal liquor etc.
Compared with prior art, the present invention adopts silane coupling agent KBM-503 organosilane monomer to carry out modification to acrylate, to obtain the good acrylic ester waterproof emulsion of winter hardiness, compound is carried out further again with the powder such as cement and quartz sand, make the polymer cement waterproof paint of gained have excellent low temperature flexibility and water resistance, also there is good mechanical property simultaneously.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, and to understand content of the present invention better, but the present invention is not limited to following examples.
In following embodiment, every 1 part represents 10kg.
Embodiment 1
1) acrylic ester waterproof emulsion is prepared:
1.1) by weight, get the emulsifying agent (DSB) of 2 parts and the water of 50 parts is placed in emulsifying kettle, stir, the Acrylic Acid Monomer (being made up of the different monooctyl ester of propylene of the butyl acrylates of 10 parts and 5 parts) adding 15 parts after to be emulsified dose of dissolving carries out letex polymerization, temperature of reaction is 80 DEG C, reaction times is 30min, obtains pre-emulsion;
1.2) emulsifying agent (DSB) of 0.2 part is got and the water of 9 parts is placed in reactor, be warming up to 90 DEG C, add the pre-emulsion of 60 parts, the initiator (Sodium Persulfate) of 0.5 part and the silane coupling agent KBM-503 of 2 parts, insulation reaction 2h, be cooled to 75 DEG C of insulation reaction 30min afterwards, be down to room temperature subsequently, the pH value regulating reactant with Sodium phosphate dibasic is 8, filter, obtain acrylic ester waterproof emulsion;
2) take acrylic ester waterproof emulsion 100 parts, cement 55 parts, quartz sand 70 parts, 10 parts, water, defoamer 0.3 part and sanitas 0.2 part by the formula of embodiment 1 in following table 1, mixing and stirring, obtains polymer cement waterproof paint.
Embodiment 2
1) acrylic ester waterproof emulsion is prepared:
1.1) by weight, emulsifying agent (being made up of the emulsifying agent DSB of the emulsifier op-10s of 2.5 parts and 2.5 parts) and the water of 70 parts of getting 5 parts are placed in emulsifying kettle, stir, the Acrylic Acid Monomer (being made up of the butyl acrylates of 10 parts, the different monooctyl ester of propylene of 5 parts and the methacrylic acid of 10 parts) adding 25 parts after to be emulsified dose of dissolving carries out letex polymerization, temperature of reaction is 65 DEG C, reaction times is 60min, obtains pre-emulsion;
1.2) emulsifying agent (being made up of the emulsifying agent DSB of the emulsifier op-10s of 2.5 parts and 2.5 parts) and the water of 8 parts of getting 1.0 parts are placed in reactor, be warming up to 85 DEG C, add the pre-emulsion of 55 parts, the initiator (Sodium Persulfate) of 0.3 part and the silane coupling agent KBM-503 of 4 parts, insulation reaction 2h, be cooled to 70 DEG C of insulation reaction 40min afterwards, be down to room temperature subsequently, the pH value regulating reactant with Sodium phosphate dibasic is 8, filter, obtain acrylic ester waterproof emulsion;
2) take acrylic ester waterproof emulsion 100 parts, cement 35 parts, quartz sand 75 parts, 15 parts, water, defoamer 0.4 part and sanitas 0.2 part by the formula of embodiment 2 in following table 1, mixing and stirring, obtains polymer cement waterproof paint.
Embodiment 3
1) acrylic ester waterproof emulsion is prepared:
1.1) by weight, get the emulsifying agent (emulsifier op-10) of 8 parts and the water of 60 parts is placed in emulsifying kettle, stir, the Acrylic Acid Monomer (butyl acrylate) adding 10 parts after to be emulsified dose of dissolving carries out letex polymerization, temperature of reaction is 75 DEG C, reaction times is 40min, obtains pre-emulsion;
1.2) emulsifying agent (emulsifier op-10) of 0.5 part is got and the water of 10 parts is placed in reactor, be warming up to 88 DEG C, add the pre-emulsion of 50 parts, the initiator (ammonium persulphate) of 0.3 part and the silane coupling agent KBM-503 of 4 parts, insulation reaction 1.5h, be cooled to 65 DEG C of insulation reaction 30min afterwards, be down to room temperature subsequently, the pH value regulating reactant by SODIUM PHOSPHATE, MONOBASIC is 8.5, filter, obtain acrylic ester waterproof emulsion;
2) take acrylic ester waterproof emulsion 100 parts, cement 40 parts, quartz sand 50 parts, 12 parts, water, defoamer 0.6 part and sanitas 0.3 part by the formula of embodiment 3 in following table 1, mixing and stirring, obtains polymer cement waterproof paint.
Embodiment 4
1) acrylic ester waterproof emulsion is prepared:
1.1) by weight, emulsifying agent (being made up of the emulsifying agent DSB of the emulsifier op-10 of 0.56 part and 0.24 part) and the water of 55 parts of getting 4 parts are placed in emulsifying kettle, stir, the Acrylic Acid Monomer (being made up of the methacrylic acid of the butyl acrylates of 10 parts and 10 parts) adding 20 parts after to be emulsified dose of dissolving carries out letex polymerization, temperature of reaction is 85 DEG C, reaction times is 30min, obtains pre-emulsion;
1.2) emulsifying agent (being made up of the emulsifying agent DSB of the emulsifier op-10 of 0.56 part and 0.24 part) and the water of 10 parts of getting 0.8 part are placed in reactor, be warming up to 85 DEG C, add the pre-emulsion of 60 parts, the initiator (Sodium Persulfate by the Potassium Persulphate of 0.4 part and 0.4 part) of 0.8 part and the silane coupling agent KBM-503 of 3 parts, insulation reaction 1h, be cooled to 70 DEG C of insulation reaction 20min afterwards, be down to room temperature subsequently, the pH value regulating reactant by SODIUM PHOSPHATE, MONOBASIC is 8.5, filter, obtain acrylic ester waterproof emulsion;
2) take acrylic ester waterproof emulsion 100 parts, cement 50 parts, quartz sand 90 parts, 20 parts, water, defoamer 0.5 part and sanitas 0.15 part by the formula of embodiment 3 in following table 1, mixing and stirring, obtains polymer cement waterproof paint.
Table 1:
Detect according to GB/T23445-2009 " polymer cement waterproof paint " the polymer cement waterproof paint obtained by formula of the present invention and method, performance is as shown in table 2:
Table 2:
Claims (8)
1. a polymer cement waterproof paint, is characterized in that: by weight, and it is made up of following component:
Acrylic ester waterproof emulsion 100 parts, cement 35-55 part, quartz sand 50-90 part, water 10-20 part, defoamer 0.3-0.6 part, sanitas 0.1-0.3 part; Wherein:
Described acrylic ester waterproof emulsion is prepared as follows:
1) by weight, the water of the emulsifying agent and 50-70 part of getting 2-8 part is placed in emulsifying kettle, and the Acrylic Acid Monomer adding 10-25 part after to be emulsified dose of dissolving carries out letex polymerization, and temperature of reaction is 65-85 DEG C, and the reaction times is 30-60min, obtains pre-emulsion;
2) water of the emulsifying agent and 8-10 part of getting 0.2-1.0 part is placed in reactor, be warming up to 85-90 DEG C, add the pre-emulsion of 50-60 part, the initiator of 0.2-1.0 part and the silane coupling agent KBM-503 of 2-5 part, insulation reaction 1-2h, be cooled to 65-75 DEG C of insulation reaction 20-60min afterwards, lower the temperature subsequently, the pH value regulating reactant is 8-9, filter, obtain acrylic ester waterproof emulsion.
2. polymer cement waterproof paint according to claim 1, it is characterized in that: in the preparation method of described acrylic ester waterproof emulsion, described Acrylic Acid Monomer is be selected from one or more the combination in butyl acrylate, the different monooctyl ester of propylene and methacrylic acid.
3. polymer cement waterproof paint according to claim 1, is characterized in that: in the preparation method of described acrylic ester waterproof emulsion, and described emulsifying agent is dodecyl sodium sulfonate trimethyl-glycine (DSB) and/or emulsifier op-10.
4. polymer cement waterproof paint according to claim 1, is characterized in that: in the preparation method of described acrylic ester waterproof emulsion, and described initiator is Potassium Persulphate and or Sodium Persulfate.
5. the polymer cement waterproof paint according to any one of claim 1-4, is characterized in that: the weight of each component is:
Acrylic ester waterproof emulsion 100 parts, cement 40-50 part, quartz sand 60-80 part water 10-15 part, defoamer 0.3-0.5 part, sanitas 0.2-0.3 part.
6. the polymer cement waterproof paint according to any one of claim 1-4, is characterized in that: described defoamer is be selected from one or more the combination in defoamer DF-01, defoamer NXZ, defoamer 154 and defoamer A10.
7. the polymer cement waterproof paint according to any one of claim 1-4, is characterized in that: described sanitas can be sanitas D7LT and/or sanitas RS-81.
8. the preparation method of polymer cement waterproof paint described in claim 1, comprises the following steps:
1) acrylic ester waterproof emulsion is prepared:
1.1) by weight, the water of the emulsifying agent and 50-70 part of getting 2-8 part is placed in emulsifying kettle, and the Acrylic Acid Monomer adding 10-25 part after to be emulsified dose of dissolving carries out letex polymerization, and temperature of reaction is 65-85 DEG C, and the reaction times is 30-60min, obtains pre-emulsion;
1.2) water of the emulsifying agent and 8-10 part of getting 0.2-1.0 part is placed in reactor, be warming up to 85-90 DEG C, add the pre-emulsion of 50-60 part, the initiator of 0.2-1.0 part and the silane coupling agent KBM-503 of 2-5 part, insulation reaction 1-2h, be cooled to 65-75 DEG C of insulation reaction 20-60min afterwards, lower the temperature subsequently, the pH value regulating reactant is 8-9, filter, obtain acrylic ester waterproof emulsion;
2) take acrylic ester waterproof emulsion, cement, quartz sand, water, defoamer and sanitas by proportioning, mixing and stirring, obtain polymer cement waterproof paint.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106279506A (en) * | 2016-08-05 | 2017-01-04 | 浙江工业大学 | A kind of acrylate polymer emulsion and preparation method thereof |
| CN107868557A (en) * | 2017-11-30 | 2018-04-03 | 北京东方雨虹防水技术股份有限公司 | A kind of high water-resistant type polymer cement waterproof paint |
| CN108546058A (en) * | 2018-05-17 | 2018-09-18 | 安徽朗凯奇防水科技股份有限公司 | A kind of polyacrylate polymers cement-base waterproof coating and preparation method thereof |
| CN109825137A (en) * | 2019-01-22 | 2019-05-31 | 四川蜀羊防水材料有限公司 | A kind of cold resistance polymer cement waterproof paint and preparation method thereof |
| CN112851850A (en) * | 2020-12-29 | 2021-05-28 | 江苏雨中情防水材料有限责任公司 | Preparation method of silicon-acrylic emulsion for preparing polymer cement-based waterproof coating |
| CN113355000A (en) * | 2021-07-02 | 2021-09-07 | 南开大学 | Special polymer cement paint containing inorganic powder in liquid material |
| CN115322309A (en) * | 2022-08-12 | 2022-11-11 | 广州海豚新材料有限公司 | Organosilicon acrylic emulsion and preparation method and application thereof |
| CN115975462A (en) * | 2022-12-26 | 2023-04-18 | 广州全系新材料股份有限公司 | Building surface composite nano inner film-forming waterproof layer and preparation method thereof |
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| CN109825137A (en) * | 2019-01-22 | 2019-05-31 | 四川蜀羊防水材料有限公司 | A kind of cold resistance polymer cement waterproof paint and preparation method thereof |
| CN112851850A (en) * | 2020-12-29 | 2021-05-28 | 江苏雨中情防水材料有限责任公司 | Preparation method of silicon-acrylic emulsion for preparing polymer cement-based waterproof coating |
| CN113355000A (en) * | 2021-07-02 | 2021-09-07 | 南开大学 | Special polymer cement paint containing inorganic powder in liquid material |
| CN115322309A (en) * | 2022-08-12 | 2022-11-11 | 广州海豚新材料有限公司 | Organosilicon acrylic emulsion and preparation method and application thereof |
| CN115975462A (en) * | 2022-12-26 | 2023-04-18 | 广州全系新材料股份有限公司 | Building surface composite nano inner film-forming waterproof layer and preparation method thereof |
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