CN105418829A - Preparation method of acrylic emulsion for construction sealant - Google Patents
Preparation method of acrylic emulsion for construction sealant Download PDFInfo
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- CN105418829A CN105418829A CN201510961544.9A CN201510961544A CN105418829A CN 105418829 A CN105418829 A CN 105418829A CN 201510961544 A CN201510961544 A CN 201510961544A CN 105418829 A CN105418829 A CN 105418829A
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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
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- 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
- C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic
-
- 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
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives 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; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—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
- C09J133/10—Homopolymers or copolymers of methacrylic acid esters
- C09J133/12—Homopolymers or copolymers of methyl methacrylate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K3/1006—Materials in mouldable or extrudable form for sealing or packing joints or covers characterised by the chemical nature of one of its constituents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2003/1034—Materials or components characterised by specific properties
- C09K2003/1081—Water-proofed materials
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Sealing Material Composition (AREA)
- Polymerisation Methods In General (AREA)
Abstract
The invention provides a method for preparing acrylic emulsion through adopting a semi-continuous seed emulsion polymerization method and copolymerizing acrylic acid or methacrylic acid with ester compounds thereof. The acrylic emulsion has relatively high viscosity, strong bonding force, good stability and water resistance, relatively high toughness and good performances, so that the acrylic emulsion is a very ideal base material for preparing a construction sealant.
Description
Technical field
The present invention relates to sealing compound technical field, be specifically related to a kind of preparation method of acrylic acid emulsion for building paste sealant.
Background technology
Acrylic ester emulsion is the product that acrylate or methacrylic ester and other vinyl monomers carry out letex polymerization.At present, domestic mainly vinyl acetate-(methyl) acrylate copolymer emulsion and vinylbenzene-(methyl) acrylate copolymer emulsion.Owing to containing the poor styrol structural unit of aging resistance in these multipolymers or containing water tolerance, the less-than-ideal vinyl acetate copolymer of alkali resistance, therefore, being used for as base-material preparation water tolerance, ageing resistance, stability and high adhesion etc. being required to higher construction sealant, is obviously unaccommodated.
Summary of the invention
For the deficiencies in the prior art, the object of this invention is to provide a kind of preparation method of acrylic acid emulsion for building paste sealant, adopt acrylic or methacrylic acid and its ester compound copolymerization and obtained ACRYLIC EMULSION, its stability is high, under low temperature, snappiness is good, having good water tolerance and good cementability, is prepare the ideal base-material of construction sealant.
In order to achieve the above object, the technical scheme that the present invention takes is:
A preparation method for acrylic acid emulsion for building paste sealant, comprises the following steps:
(1) preparation of pre-emulsion: 3 ~ 4.2 parts of emulsifying agents are joined in the mixed solution be made into by 40 ~ 55 parts of butyl acrylates, 33 ~ 45 parts of methyl methacrylates, 2 ~ 2.5 parts of vinylformic acid, its pH is adjusted to be 6 ~ 6.5 with sodium hydroxide, be warming up to 60 ~ 65 DEG C of stirrings in the reactor and carry out emulsification, and drip 150 ~ 165 parts of deionized waters, drip rear reemulsification 30 ~ 40min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2 ~ 3 parts of initiators and 0.2 ~ 0.3 part of pH adjusting agent makes 20 ~ 30mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, be warming up to 75 ~ 80 DEG C, reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable initiator/deionized water solution 10mL adding 0.1 part, and is warming up to 80 DEG C, and reaction 2 ~ 4h, is cooled to 35 DEG C, discharging.
As specializing, described emulsifying agent is Sodium dodecylbenzene sulfonate and polyoxyethylene nonylphenol ether, and wherein the mass ratio of Sodium dodecylbenzene sulfonate and polyoxyethylene nonylphenol ether is 2:1.
As optimal technical scheme, a kind of preparation method of acrylic acid emulsion for building paste sealant, comprises the following steps:
(1) preparation of pre-emulsion: the compound emulsifying agent that 2 parts of Sodium dodecylbenzene sulfonatees and 1 part of polyoxyethylene nonylphenol ether are made into is joined in the mixed solution be made into by 40 parts of butyl acrylates, 33 parts of methyl methacrylates, 2 parts of vinylformic acid, its pH=6 is adjusted with sodium hydroxide, be warming up to 60 DEG C of stirrings in the reactor and carry out emulsification, and drip 150 parts of deionized waters, drip rear reemulsification 30min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2 parts of Potassium Persulphates and 0.2 part of sodium bicarbonate makes 20mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, be warming up to 75 DEG C, reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable Potassium Persulphate/deionized water solution 10mL adding 0.1 part, and is warming up to 80 DEG C, and reaction 2h, is cooled to 35 DEG C, discharging.
Compared with prior art, the benefit that has of the present invention:
The present invention adopts semi-continuous seed emulsion polymerization method, adopt acrylic or methacrylic acid and its ester compound copolymerization and obtained ACRYLIC EMULSION, its viscosity is higher, bonding force strong, good stability, water tolerance and toughness are comparatively strong, and excellent property prepares the ideal base-material of construction sealant.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described.
Embodiment 1
(1) preparation of pre-emulsion: the compound emulsifying agent that 2g Sodium dodecylbenzene sulfonate and 1g polyoxyethylene nonylphenol ether are made into is joined in the mixed solution be made into by 40g butyl acrylate, 33g methyl methacrylate, 2g vinylformic acid, its pH=6 is adjusted with sodium hydroxide, be warming up to 60 DEG C of stirrings in the reactor and carry out emulsification, and drip 150g deionized water, drip rear reemulsification 30min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2g Potassium Persulphate and 0.2g sodium bicarbonate makes 20mL solution, join in pre-emulsion and mix, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, is warming up to 75 DEG C, and reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable Potassium Persulphate/deionized water solution 10mL adding 0.1g, and is warming up to 80 DEG C, and reaction 2h, is cooled to 35 DEG C, discharging.
Embodiment 2
(1) preparation of pre-emulsion: the compound emulsifying agent that 2.4g Sodium dodecylbenzene sulfonate and 1.2g polyoxyethylene nonylphenol ether are made into is joined in the mixed solution be made into by 46g butyl acrylate, 38g methyl methacrylate, 2.2g vinylformic acid, its pH=6.5 is adjusted with sodium hydroxide, be warming up to 65 DEG C of stirrings in the reactor and carry out emulsification, and drip 155g deionized water, drip rear reemulsification 35min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2.3g Potassium Persulphate and 0.23g sodium bicarbonate makes 23mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, be warming up to 76 DEG C, reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable Potassium Persulphate/deionized water solution 10mL adding 0.1g, and is warming up to 80 DEG C, and reaction 2.5h, is cooled to 35 DEG C, discharging.
Embodiment 3
(1) preparation of pre-emulsion: the compound emulsifying agent that 2.6g Sodium dodecylbenzene sulfonate and 1.3g polyoxyethylene nonylphenol ether are made into is joined in the mixed solution be made into by 50g butyl acrylate, 41g methyl methacrylate, 2.4g vinylformic acid, its pH=6.2 is adjusted with sodium hydroxide, be warming up to 62 DEG C of stirrings in the reactor and carry out emulsification, and drip 160g deionized water, drip rear reemulsification 40min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2.5g Potassium Persulphate and 0.25g sodium bicarbonate makes 25mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, be warming up to 78 DEG C, reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable Potassium Persulphate/deionized water solution 10mL adding 0.1g, and is warming up to 80 DEG C, and reaction 3h, is cooled to 35 DEG C, discharging.
Embodiment 4
(1) preparation of pre-emulsion: the compound emulsifying agent that 2.8g Sodium dodecylbenzene sulfonate and 1.4g polyoxyethylene nonylphenol ether are made into is joined in the mixed solution be made into by 55g butyl acrylate, 45g methyl methacrylate, 2.5g vinylformic acid, its pH=6.3 is adjusted with sodium hydroxide, be warming up to 64 DEG C of stirrings in the reactor and carry out emulsification, and drip 165g deionized water, drip rear reemulsification 35min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 3g Potassium Persulphate and 0.3g sodium bicarbonate makes 30mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein,
Moderate-speed mixer, is warming up to 73 DEG C, and reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable Potassium Persulphate/deionized water solution 10mL adding 0.1g, and is warming up to 80 DEG C, and reaction 4h, is cooled to 35 DEG C, discharging.
The performance of acrylic acid emulsion for building paste sealant obtained for embodiment 1,2,3,4 tested, result is as shown in table 1 below.
Table 1
The above, it is only present pre-ferred embodiments, not technical scope of the present invention is imposed any restrictions, thus every above embodiment is done according to technical spirit of the present invention any trickle amendment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (3)
1. a preparation method for acrylic acid emulsion for building paste sealant, is characterized in that comprising the following steps:
(1) preparation of pre-emulsion: 3 ~ 4.2 parts of emulsifying agents are joined in the mixed solution be made into by 40 ~ 55 parts of butyl acrylates, 33 ~ 45 parts of methyl methacrylates, 2 ~ 2.5 parts of vinylformic acid, its pH is adjusted to be 6 ~ 6.5 with sodium hydroxide, be warming up to 60 ~ 65 DEG C of stirrings in the reactor and carry out emulsification, and drip 150 ~ 165 parts of deionized waters, drip rear reemulsification 30 ~ 40min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2 ~ 3 parts of initiators and 0.2 ~ 0.3 part of pH adjusting agent makes 20 ~ 30mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, be warming up to 75 ~ 80 DEG C, reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable initiator/deionized water solution 10mL adding 0.1 part, and is warming up to 80 DEG C, and reaction 2 ~ 4h, is cooled to 35 DEG C, discharging.
2. the preparation method of acrylic acid emulsion for building paste sealant according to claim 1, it is characterized in that: described emulsifying agent is Sodium dodecylbenzene sulfonate and polyoxyethylene nonylphenol ether, wherein the mass ratio of Sodium dodecylbenzene sulfonate and polyoxyethylene nonylphenol ether is 2:1.
3. the preparation method of acrylic acid emulsion for building paste sealant according to claim 1, is characterized in that:
(1) preparation of pre-emulsion: the compound emulsifying agent that 2 parts of Sodium dodecylbenzene sulfonatees and 1 part of polyoxyethylene nonylphenol ether are made into is joined in the mixed solution be made into by 40 parts of butyl acrylates, 33 parts of methyl methacrylates, 2 parts of vinylformic acid, its pH=6 is adjusted with sodium hydroxide, be warming up to 60 DEG C of stirrings in the reactor and carry out emulsification, and drip 150 parts of deionized waters, drip rear reemulsification 30min, cooling, is poured in beaker;
(2) preparation of seed emulsion: take 2 parts of Potassium Persulphates and 0.2 part of sodium bicarbonate makes 20mL solution, joins in pre-emulsion and mixes, and add in reactor by 60mL emulsion wherein, moderate-speed mixer, be warming up to 75 DEG C, reaction 1h, obtains seed emulsion;
(3) letex polymerization: be added drop-wise in 2h in seed emulsion by remaining emulsion, carries out emulsion polymerization, the disposable Potassium Persulphate/deionized water solution 10mL adding 0.1 part, and is warming up to 80 DEG C, and reaction 2h, is cooled to 35 DEG C, discharging.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108503264A (en) * | 2018-04-16 | 2018-09-07 | 柳州市柳晶科技股份有限公司 | A kind of cement thickener prepared using Industrial Solid Waste |
CN109651984A (en) * | 2018-12-14 | 2019-04-19 | 广州全系建材有限公司 | A kind of leakage-repairing glue and preparation method thereof persistently permeated |
CN109694442A (en) * | 2017-10-20 | 2019-04-30 | 中蓝晨光化工研究设计院有限公司 | A kind of construction sealant acrylic elastomer latex and preparation method thereof |
CN110964464A (en) * | 2019-10-22 | 2020-04-07 | 山东宇龙高分子科技有限公司 | Preparation method of marble adhesive |
CN111574942A (en) * | 2020-07-08 | 2020-08-25 | 海南红杉科创实业有限公司 | Sealant for building caulking and preparation method thereof |
CN117447946A (en) * | 2023-09-07 | 2024-01-26 | 山东三佳聚合高分子材料有限公司 | High-solid-content acrylic emulsion for water-based sealant and preparation method thereof |
-
2015
- 2015-12-21 CN CN201510961544.9A patent/CN105418829A/en active Pending
Non-Patent Citations (1)
Title |
---|
李入林等: "建筑密封膏用丙烯酸乳液的合成研究", 《南阳师范学院学报》 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109694442A (en) * | 2017-10-20 | 2019-04-30 | 中蓝晨光化工研究设计院有限公司 | A kind of construction sealant acrylic elastomer latex and preparation method thereof |
CN108503264A (en) * | 2018-04-16 | 2018-09-07 | 柳州市柳晶科技股份有限公司 | A kind of cement thickener prepared using Industrial Solid Waste |
CN108503264B (en) * | 2018-04-16 | 2020-07-10 | 柳晶科技集团(常州)股份有限公司 | Cement thickener prepared from industrial solid wastes |
CN109651984A (en) * | 2018-12-14 | 2019-04-19 | 广州全系建材有限公司 | A kind of leakage-repairing glue and preparation method thereof persistently permeated |
CN110964464A (en) * | 2019-10-22 | 2020-04-07 | 山东宇龙高分子科技有限公司 | Preparation method of marble adhesive |
CN111574942A (en) * | 2020-07-08 | 2020-08-25 | 海南红杉科创实业有限公司 | Sealant for building caulking and preparation method thereof |
CN117447946A (en) * | 2023-09-07 | 2024-01-26 | 山东三佳聚合高分子材料有限公司 | High-solid-content acrylic emulsion for water-based sealant and preparation method thereof |
CN117447946B (en) * | 2023-09-07 | 2024-04-30 | 山东三佳聚合高分子材料有限公司 | High-solid-content acrylic emulsion for water-based sealant and preparation method thereof |
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