CN106590294A - Preparing method for cross-linking polymer cement waterproof coating - Google Patents
Preparing method for cross-linking polymer cement waterproof coating Download PDFInfo
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- CN106590294A CN106590294A CN201611239842.8A CN201611239842A CN106590294A CN 106590294 A CN106590294 A CN 106590294A CN 201611239842 A CN201611239842 A CN 201611239842A CN 106590294 A CN106590294 A CN 106590294A
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- Prior art keywords
- polymer cement
- preparation
- waterproofing paint
- crosslinking polymer
- cement
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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
-
- 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
- C08F220/10—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
-
- 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
-
- 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
- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to a preparing method for a cross-linking polymer cement waterproof coating. The preparing method includes the steps that (a) diacetone acrylamide and other polymerizable acrylic monomers are mixed, then a surfactant is added, the mixture is preemulsified, a part of preemulsified monomers are heated to be at the temperature of 60 DEG C to 90 DEG C, an initiator is added for a polymerization reaction, residual preemulsified monomers and an initiator are added, the mixture is subjected to a polymerization reaction at the temperature of 60 DEG C to 90 DEG C in the following 0.2 hour to 1 hour, and polymer emulsion is obtained; (b) an alkaline agent and adipic dihydrazide are added into the polymer emulsion in the step (a); (c) the polymer emulsion after being neutralized and activated and mixed filler are stirred to be even, and the cross-linking polymer cement waterproof coating is obtained. The preparing method is simple, low in cost and suitable for industrial production; the cross-linking polymer cement waterproof coating prepared with the method has the cement water-reduction effect, the cement strength can be improved, and the cross-linking polymer cement waterproof coating is formed at the room temperature.
Description
Technical field
The present invention relates to technical field prepared by water-repellent paint, particularly relates to a kind of crosslinking polymer cement waterproofing paint
Preparation method.
Background technology
In the market existing polymer cement waterproof paint is class propylene yogurt of the common normal temperature without crosslinking function
Liquid and the coating based on cement are simply mixed, and the cured film for being formed is easily swelling again by water, can not produce real meaning
On waterproof layer, so waterproof effect is poor, fastness is low.
The content of the invention
The present invention proposes a kind of preparation method of crosslinking polymer cement waterproofing paint, solves in prior art and is polymerized
Thing cement waterproof paint waterproof effect is poor, the technical problem that fastness is low.
The technical scheme is that what is be achieved in that：
A kind of preparation method of crosslinking polymer cement waterproofing paint, including：
A DAAM and remaining polymerisable acrylic monomers mixing are added afterwards the pre- breast of surfactant by ()
Change；Take the pre-emulsified monomer in part and be warming up to 60-90 DEG C, add initiator to carry out polymerisation, afterwards 0.2-1 hours are added
Remaining pre-emulsification monomer and initiator obtain final product polymer emulsion in 60-90 DEG C of polymerisation；Above-mentioned DAAM and
The mass ratio 1-8 of remaining polymerisable acrylic monomers：99-92 ；
B () adds alkaline agent and AH in the polymer emulsion in step (a)；
C polymer emulsion after above-mentioned neutralization and activation is stirred and obtains final product cross-linking type and gather by () in construction with mixed fillers
Compound cement waterproof paint；The mixed fillers include curing agent, quartz sand and cement.
Used as preferred technical scheme, described remaining polymerisable acrylic monomers is acrylic acid, methacrylic acid, propylene
The mixture of one or more in acid butyl ester, ethyl acrylate, methyl methacrylate, styrene, acrylamide.
Used as preferred technical scheme, the surfactant is Sulfonates DBSA, alkyl sulfate
The mixing of one or more during class and poly alkylene glycol ether Sulfates, non-ionic surface active OP and NP are serial
Thing.
As preferred technical scheme, the poly alkylene glycol ether Sulfates be 12 to sodium tetradecyl sulfate or
Dodecyl polyoxyethylene sodium sulphate.
Used as preferred technical scheme, the non-ionic surface active OP and NP series is OP-20, OP-40, NP-20
Or NP-40.
Used as preferred technical scheme, the alkaline agent is ammoniacal liquor or class ammoniacal liquor organic aminated substance.
Used as preferred technical scheme, the curing agent is adipoyl hydrazine.
Used as preferred technical scheme, the curing agent, quartz sand, the mass ratio of cement are (0.1-0.5):(5-10):
(2-5)。
Above-mentioned mixed fillers need adapted such as fine particle calcium carbonate, talcum powder, silica flour etc. common in addition to necessary cement according to the time
Inert filler.
It is 1 as the mass ratio of preferred technical scheme, the polymer emulsion and mixed fillers:(2-5).
The present invention has the advantages that compared with prior art：
（1）The preparation method of the present invention is simple, and low cost is suitable for industrialized production；
（2）Coating prepared by the present invention has water reducer function to cement, and water-reducing rate reaches 20-30%；With water retaining function, polymerization
Thing water absorption rate reaches deadweight 10-20%, in ring mirror humidity less than 60% release moisture content, extends hydrated reaction of cement age, improves water
Mud intensity；Hydrated reaction of cement promotes polymer to be crosslinked with curing agent, forms crosslinking polymer, the moisture content that cross-linking reaction is produced
Further allow hydrated cementitious completely, form water-fast, alkaline-resisting, the waterproof coating that the excellent organic-inorganic of weather resistance is combined.
Specific embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described enforcement
Example is only a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
The mass ratio of the curing agent in mixed fillers, quartz sand, cement in the present invention adds according to the demand of time,
Have no particular limits.The key point of the present invention is addition of the polymer emulsion in preparation process, and the choosing of curing agent
Select.
Embodiment 1
A kind of preparation method of crosslinking polymer cement waterproofing paint, including：
A () synthesizes：
S1 ：DAAM and butyl acrylate are mixed, the pre- breast of dodecyl polyoxyethylene sodium sulphate is added afterwards
Change；The wherein mass ratio 1 of DAAM and butyl acrylate：99, the addition of dodecyl polyoxyethylene sodium sulphate
Measure as the 0.5-2% of DAAM quality.
S2 ：Take above-mentioned 1/3 pre-emulsified monomer and be warming up to 60 DEG C, add initiator ammonium persulfate to carry out polymerisation,
Afterwards 20min adds remaining pre-emulsification monomer and initiator in 60 DEG C of polymerisations, obtains final product polymer emulsion.
B () adds ammoniacal liquor and AH to be neutralized and activation process in the polymer emulsion in step (a), pH
Between 5-7.
C () is by curing agent AH, quartz sand and cement in proportion 0.1:5:2 mix to obtain mixed fillers.
In construction by the polymer emulsion and mixed fillers after above-mentioned neutralization and activation according to mass ratio 1:2 mixing are simultaneously
Stir and obtain final product crosslinking polymer cement waterproofing paint.
Embodiment 2
A kind of preparation method of crosslinking polymer cement waterproofing paint, including：
A () synthesizes：
S1 ：By the mixing of DAAM, ethyl acrylate, methyl methacrylate and styrene, 12 are added afterwards
Alkyl benzene sulphonate and OP-20 pre-emulsifications.Wherein DAAM, ethyl acrylate, methyl methacrylate, styrene
Mass ratio 8:40:20:32 ；The addition of mulser is the 0.5-2%S2 of DAAM quality：Take above-mentioned 2/3
Pre-emulsified monomer is warming up to 90 DEG C, adds initiator ammonium persulfate to carry out polymerisation, and afterwards 60min adds remaining pre- breast
Change monomer and initiator in 90 DEG C of polymerisations, obtain final product polymer emulsion.
B () adds ammoniacal liquor and AH to be neutralized and activation process in the polymer emulsion in step (a),
PH is between 5-7.
C () is by curing agent AH, quartz sand and cement in proportion 0.5:5:5 mix to obtain mixed fillers.
In construction by the polymer emulsion and mixed fillers after above-mentioned neutralization and activation according to mass ratio 1:5 mixing are simultaneously
Stir and obtain final product crosslinking polymer cement waterproofing paint.
The crosslinking polymer cement waterproofing paint of the present invention is made up of polymer and filler, and wherein polymer is by acrylic acid
Monomer synthesis is obtained, and filler is mixed to get in proportion by curing agent, quartz sand, cement.Example：Thus the coating of technique productions exists
During the basement construction of humidity closing, due to the effect of curing agent, voluntarily crosslinking curing film forming is understood, form effective waterproof layer.
And common polymer cement waterproof paint is just difficult solidification under such specified conditions, it is impossible to form waterproof layer.
The present invention crosslinking polymer cement waterproofing paint be widely used in building field kitchen guarding, external and internal wall, roofing,
Basement etc..
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (7)
1. a kind of preparation method of crosslinking polymer cement waterproofing paint, its preparation process is specially：
A DAAM and remaining polymerisable acrylic monomers mixing are added afterwards the pre- breast of surfactant by ()
Change；Take the pre-emulsified monomer in part and be warming up to 60-90 DEG C, add initiator to carry out polymerisation, afterwards 0.2-1 hours are added
Remaining pre-emulsification monomer and initiator obtain final product polymer emulsion in 60-90 DEG C of polymerisation；Above-mentioned DAAM and
The mass ratio 1-8 of remaining polymerisable acrylic monomers：99-92 ；
B () adds alkaline agent and AH in the polymer emulsion in step (a)；
C polymer emulsion after step (b) process is stirred and obtains final product cross-linking type by () in construction with mixed fillers
Polymer cement waterproof paint；The mixed fillers include curing agent, quartz sand and cement；The curing agent is adipoyl hydrazine.
2. the preparation method of a kind of crosslinking polymer cement waterproofing paint according to claim 1, it is characterised in that
Described remaining polymerisable acrylic monomers is acrylic acid, methacrylic acid, butyl acrylate, ethyl acrylate, metering system
The mixture of one or more in sour methyl esters.
3. the preparation method of a kind of crosslinking polymer cement waterproofing paint according to claim 2, it is characterised in that
The acrylic acid, methacrylic acid, butyl acrylate, ethyl acrylate, methyl methacrylate use styrene and/or third
Acrylamide equivalent substitute.
4. a kind of preparation method of the crosslinking polymer cement waterproofing paint according to claim 1 or 2, its feature exists
In the surfactant is Sulfonates DBSA, alkylsurfuric acid salt and poly alkylene glycol ether sulfuric acid
The mixture of one or more during salt, non-ionic surface active OP and NP are serial.
5. the preparation method of a kind of crosslinking polymer cement waterproofing paint according to claim 1 or 2, its feature
It is that the alkaline agent is ammoniacal liquor or class ammoniacal liquor organic aminated substance.
6. the preparation method of a kind of crosslinking polymer cement waterproofing paint according to claim 5, it is characterised in that
The curing agent, quartz sand, the mass ratio of cement are (0.1-0.5):(5-10):(2-5).
7. the preparation method of a kind of crosslinking polymer cement waterproofing paint according to claim 5, it is characterised in that
The mass ratio of the polymer emulsion and mixed fillers is 1:(2-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239842.8A CN106590294A (en) | 2016-12-28 | 2016-12-28 | Preparing method for cross-linking polymer cement waterproof coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239842.8A CN106590294A (en) | 2016-12-28 | 2016-12-28 | Preparing method for cross-linking polymer cement waterproof coating |
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| CN106590294A true CN106590294A (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611239842.8A Withdrawn CN106590294A (en) | 2016-12-28 | 2016-12-28 | Preparing method for cross-linking polymer cement waterproof coating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399344A (en) * | 2010-09-09 | 2012-04-04 | 宁波康大美术用品有限公司 | Self-thickening pure acrylic latex used in art paints, and preparation method thereof |
| CN103183491A (en) * | 2013-03-20 | 2013-07-03 | 嘉兴市广兴建材科技有限公司 | Preparation method of crosslinked polymer cement waterproof coating |
| CN103709316A (en) * | 2013-12-12 | 2014-04-09 | 苏州博纳化学科技有限公司 | Preparation method of double self cross-linking elastic emulsion |
-
2016
- 2016-12-28 CN CN201611239842.8A patent/CN106590294A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399344A (en) * | 2010-09-09 | 2012-04-04 | 宁波康大美术用品有限公司 | Self-thickening pure acrylic latex used in art paints, and preparation method thereof |
| CN103183491A (en) * | 2013-03-20 | 2013-07-03 | 嘉兴市广兴建材科技有限公司 | Preparation method of crosslinked polymer cement waterproof coating |
| CN103709316A (en) * | 2013-12-12 | 2014-04-09 | 苏州博纳化学科技有限公司 | Preparation method of double self cross-linking elastic emulsion |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Application publication date: 20170426 |
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