CN102179202A - Amphoteric comb block polymer surfactant and preparation method thereof - Google Patents

Amphoteric comb block polymer surfactant and preparation method thereof Download PDF

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CN102179202A
CN102179202A CN2011100610865A CN201110061086A CN102179202A CN 102179202 A CN102179202 A CN 102179202A CN 2011100610865 A CN2011100610865 A CN 2011100610865A CN 201110061086 A CN201110061086 A CN 201110061086A CN 102179202 A CN102179202 A CN 102179202A
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block polymer
polymer surfactant
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bma
preparation
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赵争艳
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Abstract

The invention discloses an amphoteric comb block polymer surfactant and a preparation method thereof. The invention is characterized in that: a self-made complex of oxime boron fluoride (COBF) is taken as a catalyst, azoisobutyronitrile (AIBN) is taken as an initiator, butyl methacrylate, 2-acryloylamino-2-methyl-1-propanesulfonic acid, 2-hydroxyethyl methacrylate and the like are taken as raw materials, and the polymer surfactant of which the terminal is provided with double bond, sulfonic group and hydroxyl is synthesized by a catalytic chain transfer polymerization method. Compared with the traditional surfactant, the prepared product can be more widely applied to various fields; moreover, the synthetic method is simple and convenient, easy to control and suitable for industrial production.

Description

A kind of both sexes comb shape block polymer surfactant and preparation method thereof
Technical field
The present invention relates to a kind of surfactant, be specifically related to a kind of both sexes comb shape block polymer surfactant, the present invention also relates to the preparation method of described both sexes comb shape block polymer surfactant simultaneously.
Background technology
Amphoteric surfactant is because it has special nature, in acid medium, be cationic, in alkaline medium, be anionic, pH was both sexes at 6~8 o'clock, thereby can be well composite with the surfactant of other ionics and nonionic in pH scope comparatively widely, and be widely used in various fields.
High molecular surfactant (polymeric surfactant) is meant that relative molecular mass (is generally 10 more than thousands of 3~10 6) and material with certain surface activity.Low-molecular-weight surfactant is that a class well has surface-active material, studies show that recently some high molecular weight polymers also have extremely strong surface-active, feature performance benefit such as have that high temperature resistant, emulsifying capacity is strong, dispersiveness and flocculability are good.The use emulsifying agent is to guarantee the stability in polymerization process and storage later on and the use in the emulsion polymerisation.But common emulsifying agent be physical absorption on the emulsion particle surface, be easy to desorb, particularly shear and the freeze thawing ringing under, thereby cause the coalescent and sedimentation of emulsion; Remaining in emulsifying agent in the latex film also will influence the resistance to water of emulsion, solvent resistance, gloss and adhesive force etc.High molecular surfactant then can address this problem preferably.
Summary of the invention
Purpose of the present invention just provides a kind of amphiphilic polymers surfactant.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of both sexes comb shape block polymer surfactant, express by following formula:
Figure BSA00000450454500011
A kind of preparation method of both sexes comb shape block polymer surfactant may further comprise the steps:
(1) in reactor, adds 2-acrylamido-2-methyl-propane sulfonic acid (AMPS), butyl methacrylate (BMA), catalytic chain transfer agent (COBF), water-soluble azo initiator azo two different (the nitrogen amine ethyl) butyl ether (AIBA) of certain proportioning successively.Mix, blast high pure nitrogen after the sealing, put into 70~80 ℃ water-bath and react 9~11hr.
(2) add butyl methacrylate (BMA), water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA), the methacrylic acid-own ester of 2-hydroxyl (HEMA) of certain proportioning successively, to blast high pure nitrogen after the reactor sealing then, 70~80 ℃ of reaction 9~11hr.
(3) the reaction back is 1: 1 methyl alcohol distilled water mixed solution purification with volume ratio.Product is put into 40 ℃ of dry 24hr of vacuum drying chamber, obtains desciccate, and productive rate is 71%.
In the technique scheme, step (1) described AMPS: BMA=5: 9~1: 9.
In the technique scheme, the content of the described AIBI of step (1) be AMPS, BMA quality and 0.6%~1%.
In the technique scheme, described catalytic chain transfer agent (COBF) is self-control, and its molecular structure is expressed by following formula:
Figure BSA00000450454500021
In the technique scheme, the content of the described COBF of step (1) be AMPS, BMA quality and 0.08%~0.12%.
In the technique scheme, step (2) described BMA: HEMA=1: 10~1: 30, its quality and feed intake quite with step (1).
In the technique scheme, the content of the described AIBI of step (2) be BMA, HEMA quality and 0.6%~1%.
Because the utilization of technique scheme, the present invention has following characteristics:
Description of drawings
Fig. 1 is the infrared spectrogram of product.
The specific embodiment
Below in conjunction with embodiment the present invention is further described, following examples only are that the present invention will be described but not it are limited.
Embodiment 1:
In reactor, add 1mol 2-acrylamido-2-methyl-propane sulfonic acid (AMPS), 9mol butyl methacrylate (BMA), 0.033g catalytic chain transfer agent (COBF), 1.6mol water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA) successively.Mix, blast high pure nitrogen after the sealing, put into 70~80 ℃ water-bath and react 9~11hr.Add 0.5mol butyl methacrylate (BMA), 1.6mol water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA), the 9.5mol methacrylic acid-own ester of 2-hydroxyl (HEMA) successively, to blast high pure nitrogen after the reactor sealing then, 70~80 ℃ of reaction 9~11hr.The reaction back is 1: 1 methyl alcohol distilled water mixed solution purification with volume ratio.Product is put into 40 ℃ of dry 24hr of vacuum drying chamber, obtains desciccate, and productive rate is 71%.
Embodiment 2:
In reactor, add 2mol 2-acrylamido-2-methyl-propane sulfonic acid (AMPS), 8mol butyl methacrylate (BMA), 0.033g catalytic chain transfer agent (COBF), 1.6mol water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA) successively.Mix, blast high pure nitrogen after the sealing, put into 70~80 ℃ water-bath and react 9~11hr.Add 0.5mol butyl methacrylate (BMA), 1.6mol water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA), the 9.5mol methacrylic acid-own ester of 2-hydroxyl (HEMA) successively, to blast high pure nitrogen after the reactor sealing then, 70~80 ℃ of reaction 9~11hr.The reaction back is 1: 1 methyl alcohol distilled water mixed solution purification with volume ratio.Product is put into 40 ℃ of dry 24hr of vacuum drying chamber, obtains desciccate, and productive rate is 67%.
Embodiment 3:
In reactor, add 2mol 2-acrylamido-2-methyl-propane sulfonic acid (AMPS), 8mol butyl methacrylate (BMA), 0.033g catalytic chain transfer agent (COBF), 1.6mol water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA) successively.Mix, blast high pure nitrogen after the sealing, put into 70~80 ℃ water-bath and react 9~11hr.Add 0.4mol butyl methacrylate (BMA), 1.6mol water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA), the 9.6mol methacrylic acid-own ester of 2-hydroxyl (HEMA) successively, to blast high pure nitrogen after the reactor sealing then, 70~80 ℃ of reaction 9~11hr.The reaction back is 1: 1 methyl alcohol distilled water mixed solution purification with volume ratio.Product is put into 40 ℃ of dry 24hr of vacuum drying chamber, obtains desciccate, and productive rate is 72%.
These embodiment only are used to the present invention is described and should not limit the scope of this invention.In addition, after having read content of the present invention, those skilled in the art make the change or the modification of the various equivalent form of values to the present invention, and these equivalent form of values belong to claims institute restricted portion of the application equally.

Claims (8)

1. both sexes comb shape block polymer surfactant, express by following formula:
2. both sexes comb shape block polymer surfactant, it is characterized in that: the synthetic route of this surfactant is as follows:
(1) in reactor, adds 2-acrylamido-2-methyl-propane sulfonic acid (AMPS), butyl methacrylate (BMA), catalytic chain transfer agent (COBF), water-soluble azo initiator azo two different (the nitrogen amine ethyl) butyl ether (AIBA) of certain proportioning successively.Mix, blast high pure nitrogen after the sealing, put into 70~80 ℃ water-bath and react 9~11hr.
(2) add butyl methacrylate (BMA), water-soluble azo initiator azo two different (nitrogen amine ethyl) butyl ether (AIBA), the methacrylic acid-own ester of 2-hydroxyl (HEMA) of certain proportioning successively, to blast high pure nitrogen after the reactor sealing then, 70~80 ℃ of reaction 9~11hr.
(3) the reaction back is 1: 1 methyl alcohol distilled water mixed solution purification with volume ratio.Product is put into 40 ℃ of dry 24hr of vacuum drying chamber, obtains desciccate, and productive rate is 71%.
3. the preparation method of a both sexes comb shape block polymer surfactant is characterized in that: step in the claim 2 (1) described AMPS: BMA=5: 9~1: 9.
4. the preparation method of a both sexes comb shape block polymer surfactant is characterized in that: the content of the described AIBI of step in the claim 2 (1) be AMPS, BMA quality and 0.6%~1%.
5. the preparation method of a both sexes comb shape block polymer surfactant is characterized in that: described catalytic chain transfer agent (COBF) is self-control, and its molecular structure is expressed by following formula:
Figure FSA00000450454400021
6. the preparation method of a both sexes comb shape block polymer surfactant is characterized in that: the content of the described COBF of step in the claim 2 (1) be AMPS, BMA quality and 0.08%~0.12%.
7. the preparation method of a both sexes comb shape block polymer surfactant is characterized in that: step in the claim 2 (2) described BMA: HEMA=1: 10~1: 30, and its quality and feed intake quite with step (I).
8. the preparation method of a both sexes comb shape block polymer surfactant is characterized in that: the content of the described AIBI of step in the claim 2 (2) be BMA, HEMA quality and 0.6%~1%.
CN2011100610865A 2011-03-15 2011-03-15 Amphoteric comb block polymer surfactant and preparation method thereof Pending CN102179202A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115287021A (en) * 2022-07-07 2022-11-04 江苏景宏新材料科技有限公司 Water-resistant weather-resistant water-based acrylate pressure-sensitive adhesive and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1541136A (en) * 2001-06-11 2004-10-27 Use of reactive polymeric surfactants in emulsion formation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1541136A (en) * 2001-06-11 2004-10-27 Use of reactive polymeric surfactants in emulsion formation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘玉珍: "梳形聚合物的合成及其应用研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》, no. 10, 15 October 2009 (2009-10-15) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115287021A (en) * 2022-07-07 2022-11-04 江苏景宏新材料科技有限公司 Water-resistant weather-resistant water-based acrylate pressure-sensitive adhesive and preparation method thereof
CN115287021B (en) * 2022-07-07 2024-04-02 江苏景宏新材料科技有限公司 Waterproof Hou Shuixing acrylate pressure-sensitive adhesive and preparation method thereof

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Application publication date: 20110914