CN105315413A - Novel modified acrylate emulsion adhesive and preparation method thereof - Google Patents
Novel modified acrylate emulsion adhesive and preparation method thereof Download PDFInfo
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- CN105315413A CN105315413A CN201510820789.XA CN201510820789A CN105315413A CN 105315413 A CN105315413 A CN 105315413A CN 201510820789 A CN201510820789 A CN 201510820789A CN 105315413 A CN105315413 A CN 105315413A
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Abstract
The invention provides a novel modified acrylate emulsion adhesive and a preparation method thereof. The acrylate emulsion adhesive is prepared from butyl acrylate, methyl methacrylate, acrylic acid, epoxy resin, an anionic or non-ionic type compound emulsifier, deionized water, ammonium persulfate and sodium bicarbonate. The preparation method comprises the following steps that 1, pre-emulsion is prepared; 2, emulsion polymerization reaction treatment is conducted; 3, aftertreatment is conducted. According to the novel modified acrylate emulsion adhesive and the preparation method thereof, the adhesive is prepared through a semi-continuous seeded emulsion polymerization method, and the prepared modified acrylate emulsion adhesive has good stability, high bonding performance, high mechanical property and good hydrolytic resistance.
Description
Technical field
The present invention relates to a kind of tackiness agent, particularly relate to a kind of novel modified acrylic ester emulsion adhesive and preparation method thereof, belong to field of adhesive technology.
Background technology
Tackiness agent, as the indispensable Chemicals of a kind of national economic development, is widely used in the every field in national economy, and China has now become big producing country and the consumption big country of tackiness agent.Tackiness agent is various in style, component is different, wherein, polyurethane adhesive is as the important kind in synthetic adhesive, with advantages such as its excellent adhesiveproperties, the bonding adaptability to multiple base material, easy adhesion technique, splendid resistance to low temperature and excellent stability, become tackiness agent with fastest developing speed in recent years at home and abroad.Along with improving constantly of scientific and technological level, the state of the art of China's tackiness agent also improves constantly, develop the product reaching domestic and international advanced level in a large number, and present product towards future developments such as modified version, response type, multifunctional type, energy saving and environment friendly, Nano types.
Acrylate Emulsion Adhesive is a kind of aqueous adhesive, and it has good weathering resistance, chemical proofing and mechanical strength, and cheap, synthesis technique is simple and meet environmental requirement, therefore obtains application widely.But traditional Acrylate Emulsion Adhesive still also exists many weak points, such as: poor water resistance, adhesiveproperties are undesirable, thermostability is not good enough.In recent years, many application scenarios
The over-all properties of Acrylate Emulsion Adhesive is had higher requirement, obviously, much traditional Acrylate Emulsion Adhesive can not meet augmented performance requirement day by day, need carry out significant improvement, to obtaining satisfied effect from preparation method and preparation of raw material aspect.
Summary of the invention
For the demand, the invention provides a kind of novel modified acrylic ester emulsion adhesive and preparation method thereof, this tackiness agent adopts semi-continuous seed emulsion polymerization method to be prepared, and obtained modified acrylate emulsion tackiness agent has satisfactory stability, stronger adhesiveproperties, higher mechanical property and good water resistance.
The present invention is a kind of novel modified acrylic ester emulsion adhesive and preparation method thereof, described Acrylate Emulsion Adhesive is prepared from by butyl acrylate, methyl methacrylate, vinylformic acid, epoxy resin, the moon/non-ionic type compound emulsifying agent, deionized water, ammonium persulphate and sodium bicarbonate, described preparation method comprises the steps: a) to produce pre-emulsion, b) emulsion polymerization process, c) aftertreatment.
In a preferred embodiment of the present invention, by mass percentage, its feed composition proportioning is described Acrylate Emulsion Adhesive: butyl acrylate 12.4 ~ 13.6%, methyl methacrylate 12.4 ~ 13.6%, vinylformic acid 4.2 ~ 4.8%, epoxy resin 6 ~ 8%, the moon/non-ionic type compound emulsifying agent 3.4 ~ 4%, deionized water 54 ~ 60%, ammonium persulphate 0.4 ~ 0.6%, sodium bicarbonate 1.2 ~ 1.4%.
In a preferred embodiment of the present invention, described the moon/non-ionic type compound emulsifying agent is sodium lauryl sulphate and the alkylphenol polyoxyethylene of mass ratio 1:1.
In a preferred embodiment of the present invention, in described step a), producing of pre-emulsion is by emulsify at a high speed dispersion treatment 30min after the mixing of epoxy resin, butyl acrylate, methyl methacrylate, vinylformic acid, the moon/non-ionic type compound emulsifying agent and deionized water.
In a preferred embodiment of the present invention, in described step b), emulsion polymerization process comprises the steps: 1) 1/4 pre-emulsion, 3/4 initiator ammonium persulfate, sodium bicarbonate are put into reaction vessel, stir and be warming up to 75 ~ 80 DEG C, reaction 1h obtains seed emulsion; 2) continue to add remaining pre-emulsion and initiator ammonium persulfate, insulation reaction 3h obtains blueing light white emulsion.
In a preferred embodiment of the present invention, in described step c), aftertreatment is that the emulsion that step b) is obtained is cooled to room temperature, regulates pH value to 7 ~ 8 of product after filtering discharging with trolamine.
Present invention is disclosed a kind of novel modified acrylic ester emulsion adhesive and preparation method thereof, this tackiness agent adopts semi-continuous seed emulsion polymerization method to be prepared, and obtained modified acrylate emulsion tackiness agent has satisfactory stability, stronger adhesiveproperties, higher mechanical property and good water resistance.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the process figure of embodiment of the present invention novel modified acrylic ester emulsion adhesive preparation method.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Fig. 1 is the process figure of embodiment of the present invention novel modified acrylic ester emulsion adhesive preparation method; This Acrylate Emulsion Adhesive is prepared from by butyl acrylate, methyl methacrylate, vinylformic acid, epoxy resin, the moon/non-ionic type compound emulsifying agent, deionized water, ammonium persulphate and sodium bicarbonate, described preparation method comprises the steps: a) to produce pre-emulsion, b) emulsion polymerization process, c) aftertreatment.
The novel modified acrylic ester emulsion adhesive that the present invention mentions take butyl acrylate as soft monomer, methyl methacrylate is hard monomer, vinylformic acid is function monomer, epoxy resin is modified monomer, take mass ratio as sodium lauryl sulphate and the alkylphenol polyoxyethylene of 1:1 be the moon/non-ionic type compound emulsifying agent, adopt semi-continuous seed emulsion polymerization method to be prepared.Wherein, by mass percentage, its feed composition proportioning is the Acrylate Emulsion Adhesive of preparation: butyl acrylate 12.4 ~ 13.6%, methyl methacrylate 12.4 ~ 13.6%, vinylformic acid 4.2 ~ 4.8%, epoxy resin 6 ~ 8%, the moon/non-ionic type compound emulsifying agent 3.4 ~ 4%, deionized water 54 ~ 60%, ammonium persulphate 0.4 ~ 0.6%, sodium bicarbonate 1.2 ~ 1.4%.This novel modified acrylic ester emulsion adhesive carries out modified-reaction due to the epoxy resin introducing 6 ~ 8%, and its mechanical property, water resistance and adhesiveproperties are all greatly improved.
Embodiment 1
Concrete preparation method is as follows:
A) pre-emulsion is produced, concrete preparation process is: by the massfraction accounting for tackiness agent, first take the soft monomer butyl acrylate of 12.4%, 12.4% hard monomer methyl methacrylate, 4.2% function monomer vinylformic acid, the modified monomer epoxy resin of 6%, the moon/non-ionic type compound emulsifying agent of 3.4% and 60% deionized water; Then above-mentioned material is put into reaction vessel to mix, then emulsify at a high speed dispersion treatment 30min, i.e. obtained pre-emulsion.
B) emulsion polymerization process, concrete preparation process is: first take 1/4 pre-emulsion, 3/4 initiator ammonium persulfate and sodium bicarbonate, wherein initiator ammonium persulfate accounts for the massfraction of tackiness agent is 0.4%, and the massfraction that sodium bicarbonate accounts for tackiness agent is 1.2%; Then above-mentioned material is put into electric mixer can reacting by heating container, with the stirring velocity of 280r/min, stir and be warming up to 75 DEG C, continue stirring reaction 1h, be i.e. obtained seed emulsion; Continue subsequently to add remaining pre-emulsion and initiator ammonium persulfate in reactant, insulation reaction 3h can obtain blueing light white emulsion.
C) aftertreatment, blueing light white emulsion step b) produced is cooled to room temperature, after filtration after discharging, then regulates pH to 7 ~ 8 of product with trolamine, the modified acrylate emulsion tackiness agent of final obtained excellent performance.
Embodiment 2
Concrete preparation method is as follows:
A) pre-emulsion is produced, concrete preparation process is: by the massfraction accounting for tackiness agent, first take the soft monomer butyl acrylate of 13.6%, 13.6% hard monomer methyl methacrylate, 4.8% function monomer vinylformic acid, the modified monomer epoxy resin of 8%, the moon/non-ionic type compound emulsifying agent of 4% and 54% deionized water; Then above-mentioned material is put into reaction vessel to mix, then emulsify at a high speed dispersion treatment 30min, i.e. obtained pre-emulsion.
B) emulsion polymerization process, concrete preparation process is: first take 1/4 pre-emulsion, 3/4 initiator ammonium persulfate and sodium bicarbonate, wherein initiator ammonium persulfate accounts for the massfraction of tackiness agent is 0.6%, and the massfraction that sodium bicarbonate accounts for tackiness agent is 1.4%; Then above-mentioned material is put into electric mixer can reacting by heating container, with the stirring velocity of 280r/min, stir and be warming up to 80 DEG C, continue stirring reaction 1h, be i.e. obtained seed emulsion; Continue subsequently to add remaining pre-emulsion and initiator ammonium persulfate in reactant, insulation reaction 3h can obtain blueing light white emulsion.
C) aftertreatment, blueing light white emulsion step b) produced is cooled to room temperature, after filtration after discharging, then regulates pH to 7 ~ 8 of product with trolamine, the modified acrylate emulsion tackiness agent of final obtained excellent performance.
Present invention is disclosed a kind of novel modified acrylic ester emulsion adhesive and preparation method thereof, this tackiness agent adopts semi-continuous seed emulsion polymerization method to be prepared, and obtained modified acrylate emulsion tackiness agent has satisfactory stability, stronger adhesiveproperties, higher mechanical property and good water resistance.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the present invention; the change can expected without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should limit with claims is as the criterion.
Claims (6)
1. novel modified acrylic ester emulsion adhesive and preparation method thereof, it is characterized in that, described Acrylate Emulsion Adhesive is prepared from by butyl acrylate, methyl methacrylate, vinylformic acid, epoxy resin, the moon/non-ionic type compound emulsifying agent, deionized water, ammonium persulphate and sodium bicarbonate, described preparation method comprises the steps: a) to produce pre-emulsion, b) emulsion polymerization process, c) aftertreatment.
2. novel modified acrylic ester emulsion adhesive according to claim 1 and preparation method thereof, it is characterized in that, by mass percentage, its feed composition proportioning is described Acrylate Emulsion Adhesive: butyl acrylate 12.4 ~ 13.6%, methyl methacrylate 12.4 ~ 13.6%, vinylformic acid 4.2 ~ 4.8%, epoxy resin 6 ~ 8%, the moon/non-ionic type compound emulsifying agent 3.4 ~ 4%, deionized water 54 ~ 60%, ammonium persulphate 0.4 ~ 0.6%, sodium bicarbonate 1.2 ~ 1.4%.
3. novel modified acrylic ester emulsion adhesive according to claim 1 and preparation method thereof, is characterized in that, described the moon/non-ionic type compound emulsifying agent is sodium lauryl sulphate and the alkylphenol polyoxyethylene of mass ratio 1:1.
4. novel modified acrylic ester emulsion adhesive according to claim 1 and preparation method thereof, it is characterized in that, in described step a), producing of pre-emulsion is by emulsify at a high speed dispersion treatment 30min after the mixing of epoxy resin, butyl acrylate, methyl methacrylate, vinylformic acid, the moon/non-ionic type compound emulsifying agent and deionized water.
5. novel modified acrylic ester emulsion adhesive according to claim 1 and preparation method thereof, it is characterized in that, in described step b), emulsion polymerization process comprises the steps: 1) 1/4 pre-emulsion, 3/4 initiator ammonium persulfate, sodium bicarbonate are put into reaction vessel, stirring is warming up to 75 ~ 80 DEG C, and reaction 1h obtains seed emulsion; 2) continue to add remaining pre-emulsion and initiator ammonium persulfate, insulation reaction 3h obtains blueing light white emulsion.
6. novel modified acrylic ester emulsion adhesive according to claim 1 and preparation method thereof, it is characterized in that, in described step c), aftertreatment is that the emulsion that step b) is obtained is cooled to room temperature, regulates pH value to 7 ~ 8 of product after filtering discharging with trolamine.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189945A (en) * | 2016-07-14 | 2016-12-07 | 瑞安市智造科技有限公司 | A kind of weather-proof aging resistance modified acrylic acid emulsion adhesive and preparation method thereof |
| CN106221628A (en) * | 2016-08-18 | 2016-12-14 | 付竹兰 | A kind of PET PVC composite membrane adhesive |
| CN108148399A (en) * | 2018-01-26 | 2018-06-12 | 中山职业技术学院 | 3D printing dusty material and preparation method thereof and 3D printing material |
| CN109868098A (en) * | 2019-01-21 | 2019-06-11 | 桐城市桐佳装饰有限公司 | A kind of family bathroom space marine glue preparation method |
| CN110885399A (en) * | 2019-11-26 | 2020-03-17 | 李航静 | Acrylic emulsion adhesive and preparation method thereof |
| CN113004818A (en) * | 2021-04-01 | 2021-06-22 | 大正新型材料(肇庆)有限公司 | Self-adhesion type polypropylene decoration film |
| CN115216257A (en) * | 2022-07-07 | 2022-10-21 | 江苏景宏新材料科技有限公司 | Water-based acrylate composite adhesive and preparation method thereof |
| CN115287026A (en) * | 2022-07-07 | 2022-11-04 | 江苏景宏新材料科技有限公司 | Water-based acrylate pressure-sensitive adhesive and preparation method thereof |
| CN115926510A (en) * | 2022-09-16 | 2023-04-07 | 苏州鑫新海运有限公司 | High-corrosion-resistance water-based paint and preparation method and application thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189945A (en) * | 2016-07-14 | 2016-12-07 | 瑞安市智造科技有限公司 | A kind of weather-proof aging resistance modified acrylic acid emulsion adhesive and preparation method thereof |
| CN106221628A (en) * | 2016-08-18 | 2016-12-14 | 付竹兰 | A kind of PET PVC composite membrane adhesive |
| CN108148399A (en) * | 2018-01-26 | 2018-06-12 | 中山职业技术学院 | 3D printing dusty material and preparation method thereof and 3D printing material |
| CN108148399B (en) * | 2018-01-26 | 2020-09-25 | 中山职业技术学院 | 3D printing powder material, preparation method thereof and 3D printing material |
| CN109868098A (en) * | 2019-01-21 | 2019-06-11 | 桐城市桐佳装饰有限公司 | A kind of family bathroom space marine glue preparation method |
| CN110885399B (en) * | 2019-11-26 | 2021-12-07 | 新丰杰力电工材料有限公司 | Acrylic emulsion adhesive and preparation method thereof |
| CN110885399A (en) * | 2019-11-26 | 2020-03-17 | 李航静 | Acrylic emulsion adhesive and preparation method thereof |
| CN113004818A (en) * | 2021-04-01 | 2021-06-22 | 大正新型材料(肇庆)有限公司 | Self-adhesion type polypropylene decoration film |
| CN115216257A (en) * | 2022-07-07 | 2022-10-21 | 江苏景宏新材料科技有限公司 | Water-based acrylate composite adhesive and preparation method thereof |
| CN115287026A (en) * | 2022-07-07 | 2022-11-04 | 江苏景宏新材料科技有限公司 | Water-based acrylate pressure-sensitive adhesive and preparation method thereof |
| CN115216257B (en) * | 2022-07-07 | 2023-11-21 | 江苏景宏新材料科技有限公司 | Water-based acrylate composite adhesive and preparation method thereof |
| CN115287026B (en) * | 2022-07-07 | 2024-04-02 | 江苏景宏新材料科技有限公司 | Water-based acrylate pressure-sensitive adhesive and preparation method thereof |
| CN115926510A (en) * | 2022-09-16 | 2023-04-07 | 苏州鑫新海运有限公司 | High-corrosion-resistance water-based paint and preparation method and application thereof |
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Application publication date: 20160210 |