CN108395508A - A kind of preparation method of resin for spary coating type anti-corrosion sealant - Google Patents

A kind of preparation method of resin for spary coating type anti-corrosion sealant Download PDF

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Publication number
CN108395508A
CN108395508A CN201810292607.XA CN201810292607A CN108395508A CN 108395508 A CN108395508 A CN 108395508A CN 201810292607 A CN201810292607 A CN 201810292607A CN 108395508 A CN108395508 A CN 108395508A
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CN
China
Prior art keywords
resin
preparation
ether
coating type
type anti
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Pending
Application number
CN201810292607.XA
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Chinese (zh)
Inventor
王勇平
王桂琪
柳琮源
王晓宇
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Qingdao Jiangyu Yongan Applied Chemistry Co Ltd
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Qingdao Jiangyu Yongan Applied Chemistry Co Ltd
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Priority to CN201810292607.XA priority Critical patent/CN108395508A/en
Publication of CN108395508A publication Critical patent/CN108395508A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/10Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers containing more than one epoxy radical per molecule
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/12Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes
    • C08F283/124Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes on to polysiloxanes having carbon-to-carbon double bonds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J151/00Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
    • C09J151/08Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

Abstract

The present invention relates to a kind of preparation methods of the resin for spary coating type anti-corrosion sealant, first the polypropylene oxide ether and trimethylolpropane polyethers by end group for trimethoxy or methyl dimethoxy oxygroup silicyl pass through polyaddition under the action of catalyst, it is partly or entirely blocked with hydroxy-ethyl acrylate again, obtains macromonomer;Bisphenol A epoxide resin and alcohols or alcohol ethers solvent are added in the reaction kettle equipped with macromonomer, logical nitrogen 10 minutes, warming while stirring is to 100 DEG C, then the mixture of acrylic monomer, acrylic ester monomer and peroxy type free radical initiator is added dropwise, time for adding 2 hours, is further continued for insulation reaction 3 hours after being added dropwise to complete.The resin of the present invention is wear-resisting, good with material affinity, not easily to fall off, sprayable construction, anti-corrosion, ageing-resistant.

Description

A kind of preparation method of resin for spary coating type anti-corrosion sealant
Technical field
The present invention relates to a kind of anti-corrosion sealants, and in particular to a kind of preparation of resin for spary coating type anti-corrosion sealant Method is suitable for the isolating and protecting of suspension bridge shaped steel anchor system, is also applied for the fields such as traffic, ship, ocean steel member Sealing corrosion belongs to preservative, sealant technical field.
Technical field
The present invention relates to a kind of anti-corrosion sealants, and in particular to a kind of preparation of resin for spary coating type anti-corrosion sealant Method is suitable for the isolating and protecting of suspension bridge shaped steel anchor system, is also applied for the fields such as traffic, ship, ocean steel member Sealing corrosion belongs to preservative, sealant technical field.
Background technology
Blade coating mode used by anti-corrosion sealant is constructed in the prior art, requires height, construction quality low artificial experience.
There are the research and development of spary coating type anti-corrosion sealant in the market, but there are caducous problems.
Background technology
Blade coating mode used by anti-corrosion sealant is constructed in the prior art, requires height, construction quality low artificial experience.
There are the research and development of spary coating type anti-corrosion sealant in the market, but there are caducous problems.
Invention content
In order to solve the problems, such as that spary coating type anti-corrosion sealant existing in the prior art is caducous, the present invention provides a kind of use It is first trimethoxy or methyl dimethoxy oxygroup silicyl by end group in the preparation method of the resin of spary coating type anti-corrosion sealant Polypropylene oxide ether and trimethylolpropane polyethers are under the action of catalyst by polyaddition, then with hydroxy-ethyl acrylate portion Divide or all block, obtains macromonomer;Bisphenol A epoxide resin and alcohols or alcohol ethers solvent are added to equipped with macromolecular In the reaction kettle of monomer, lead to nitrogen 10 minutes, then acrylic monomer, propylene is added dropwise to 100 DEG C in warming while stirring The mixture of esters of gallic acid monomer and peroxy type free radical initiator, time for adding 2 hours, insulation reaction is further continued for after being added dropwise to complete 3 hours.
The resin of the present invention is wear-resisting, good with material affinity, not easily to fall off, sprayable construction, anti-corrosion, ageing-resistant.
Preferably:Catalyst is dibutyl tin dilaurate.
Preferably:The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane are poly- Ether, catalyst, olefin(e) acid hydroxyl ethyl ester, bisphenol A epoxide resin, alcohols or alcohol ethers solvent, acrylic monomer, esters of acrylic acid list Body, peroxy type free radical initiator molar ratio be 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1: 1-1.5:0.001-0.01.
Preferably:The detailed process of the preparation of macromonomer is:Trimethylolpropane polyethers is added equipped with stirring In the reaction kettle of device and reflux condenser, dehydration 1 hour, is warming up to 80 DEG C under vacuum, and end group is then added and is The polypropylene oxide ether and catalyst of trimethoxy or methyl dimethoxy oxygroup silicyl react 3 hours, are cooled to 65 DEG C, then Hydroxy-ethyl acrylate is added and reacts 1 hour to get macromonomer.
Preferably:Bisphenol A epoxide resin be selected from E51 types epoxy resin, E44 types epoxy resin, E20 types epoxy resin and The one or more of E12 type epoxy resin.
Preferably:Acrylic monomer is selected from acrylic or methacrylic acid.
Preferably:Acrylic ester monomer is selected from hydroxy-ethyl acrylate, hydroxyethyl methacrylate, acrylic acid hydroxypropyl Ester, hydroxy propyl methacrylate, hy-droxybutyl, methacrylate, methyl acrylate, methyl methacrylate, Ethyl acrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, acrylic acid-2-ethyl caproite, methyl-prop One or more of olefin(e) acid -2- ethylhexyls.
Preferably:Alcohols or alcohol ethers solvent are selected from n-butanol, sec-butyl alcohol, isobutanol, n-octyl alcohol, sec-octyl alcohol, different pungent Alcohol, benzyl alcohol, benzyl carbinol, ethylene glycol monomethyl ether, ethylene glycol ethyl ether, glycol propyl ether, butyl glycol ether, propylene glycol monomethyl ether, the third two The one or more of alcohol ether, propylene glycol propyl ether, propandiol butyl ether.
Preferably:Peroxy type free radical initiator is benzoyl peroxide.
Invention content
In order to solve the problems, such as that spary coating type anti-corrosion sealant existing in the prior art is caducous, the present invention provides a kind of use It is first trimethoxy or methyl dimethoxy oxygroup silicyl by end group in the preparation method of the resin of spary coating type anti-corrosion sealant Polypropylene oxide ether and trimethylolpropane polyethers are under the action of catalyst by polyaddition, then with hydroxy-ethyl acrylate portion Divide or all block, obtains macromonomer;Bisphenol A epoxide resin and alcohols or alcohol ethers solvent are added to equipped with macromolecular In the reaction kettle of monomer, lead to nitrogen 10 minutes, then acrylic monomer, propylene is added dropwise to 100 DEG C in warming while stirring The mixture of esters of gallic acid monomer and peroxy type free radical initiator, time for adding 2 hours, insulation reaction is further continued for after being added dropwise to complete 3 hours.
The resin of the present invention is wear-resisting, good with material affinity, not easily to fall off, sprayable construction, anti-corrosion, ageing-resistant.
Preferably:Catalyst is dibutyl tin dilaurate.
Preferably:The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane are poly- Ether, catalyst, olefin(e) acid hydroxyl ethyl ester, bisphenol A epoxide resin, alcohols or alcohol ethers solvent, acrylic monomer, esters of acrylic acid list Body, peroxy type free radical initiator molar ratio be 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1: 1-1.5:0.001-0.01.
Preferably:The detailed process of the preparation of macromonomer is:Trimethylolpropane polyethers is added equipped with stirring In the reaction kettle of device and reflux condenser, dehydration 1 hour, is warming up to 80 DEG C under vacuum, and end group is then added and is The polypropylene oxide ether and catalyst of trimethoxy or methyl dimethoxy oxygroup silicyl react 3 hours, are cooled to 65 DEG C, then Hydroxy-ethyl acrylate is added and reacts 1 hour to get macromonomer.
Preferably:Bisphenol A epoxide resin be selected from E51 types epoxy resin, E44 types epoxy resin, E20 types epoxy resin and The one or more of E12 type epoxy resin.
Preferably:Acrylic monomer is selected from acrylic or methacrylic acid.
Preferably:Acrylic ester monomer is selected from hydroxy-ethyl acrylate, hydroxyethyl methacrylate, acrylic acid hydroxypropyl Ester, hydroxy propyl methacrylate, hy-droxybutyl, methacrylate, methyl acrylate, methyl methacrylate, Ethyl acrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, acrylic acid-2-ethyl caproite, methyl-prop One or more of olefin(e) acid -2- ethylhexyls.
Preferably:Alcohols or alcohol ethers solvent are selected from n-butanol, sec-butyl alcohol, isobutanol, n-octyl alcohol, sec-octyl alcohol, different pungent Alcohol, benzyl alcohol, benzyl carbinol, ethylene glycol monomethyl ether, ethylene glycol ethyl ether, glycol propyl ether, butyl glycol ether, propylene glycol monomethyl ether, the third two The one or more of alcohol ether, propylene glycol propyl ether, propandiol butyl ether.
Preferably:Peroxy type free radical initiator is benzoyl peroxide.
Specific implementation mode
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of preparation method of resin for spary coating type anti-corrosion sealant is first trimethoxy or methyl dimethoxy oxygroup by end group The polypropylene oxide ether and trimethylolpropane polyethers of silicyl are anti-by poly- addition under dibutyl tin dilaurate effect It answers, then is partly or entirely blocked with hydroxy-ethyl acrylate, obtain macromonomer;E51 types epoxy resin and n-butanol are added Into the reaction kettle equipped with macromonomer, lead to nitrogen 10 minutes, then propylene is added dropwise to 100 DEG C in warming while stirring The mixture of acid, hydroxyethyl methacrylate and benzoyl peroxide, time for adding 2 hours are further continued for keeping the temperature after being added dropwise to complete Reaction 3 hours.The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane polyethers, two fourths Base tin dilaurate tin, hydroxy-ethyl acrylate, E51 types epoxy resin, n-butanol, acrylic acid, hydroxyethyl methacrylate, peroxide The molar ratio of radical initiator is 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1:1-1.5: 0.001-0.01。
Embodiment 2
A kind of preparation method of resin for spary coating type anti-corrosion sealant is first trimethoxy or methyl dimethoxy oxygroup by end group The polypropylene oxide ether and trimethylolpropane polyethers of silicyl are anti-by poly- addition under dibutyl tin dilaurate effect It answers, then is partly or entirely blocked with hydroxy-ethyl acrylate, obtain macromonomer;E44 types epoxy resin and n-butanol are added Into the reaction kettle equipped with macromonomer, lead to nitrogen 10 minutes, then propylene is added dropwise to 100 DEG C in warming while stirring The mixture of acid, hydroxyethyl methacrylate and benzoyl peroxide, time for adding 2 hours are further continued for keeping the temperature after being added dropwise to complete Reaction 3 hours.The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane polyethers, two fourths Base tin dilaurate tin, hydroxy-ethyl acrylate, E44 types epoxy resin, n-butanol, acrylic acid, hydroxyethyl methacrylate, peroxide The molar ratio of radical initiator is 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1:1-1.5: 0.001-0.01。
In use, above-mentioned resin is dissolved using solvent, you can prepare spary coating type anti-corrosion sealant.One kind being used for spary coating type The preparation method of the resin of anti-corrosion sealant.
Specific implementation mode
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of preparation method of resin for spary coating type anti-corrosion sealant is first trimethoxy or methyl dimethoxy oxygroup by end group The polypropylene oxide ether and trimethylolpropane polyethers of silicyl are anti-by poly- addition under dibutyl tin dilaurate effect It answers, then is partly or entirely blocked with hydroxy-ethyl acrylate, obtain macromonomer;E51 types epoxy resin and n-butanol are added Into the reaction kettle equipped with macromonomer, lead to nitrogen 10 minutes, then propylene is added dropwise to 100 DEG C in warming while stirring The mixture of acid, hydroxyethyl methacrylate and benzoyl peroxide, time for adding 2 hours are further continued for keeping the temperature after being added dropwise to complete Reaction 3 hours.The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane polyethers, two fourths Base tin dilaurate tin, hydroxy-ethyl acrylate, E51 types epoxy resin, n-butanol, acrylic acid, hydroxyethyl methacrylate, peroxide The molar ratio of radical initiator is 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1:1-1.5: 0.001-0.01。
Embodiment 2
A kind of preparation method of resin for spary coating type anti-corrosion sealant is first trimethoxy or methyl dimethoxy oxygroup by end group The polypropylene oxide ether and trimethylolpropane polyethers of silicyl are anti-by poly- addition under dibutyl tin dilaurate effect It answers, then is partly or entirely blocked with hydroxy-ethyl acrylate, obtain macromonomer;E44 types epoxy resin and n-butanol are added Into the reaction kettle equipped with macromonomer, lead to nitrogen 10 minutes, then propylene is added dropwise to 100 DEG C in warming while stirring The mixture of acid, hydroxyethyl methacrylate and benzoyl peroxide, time for adding 2 hours are further continued for keeping the temperature after being added dropwise to complete Reaction 3 hours.The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane polyethers, two fourths Base tin dilaurate tin, hydroxy-ethyl acrylate, E44 types epoxy resin, n-butanol, acrylic acid, hydroxyethyl methacrylate, peroxide The molar ratio of radical initiator is 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1:1-1.5: 0.001-0.01。
In use, above-mentioned resin is dissolved using solvent, you can prepare spary coating type anti-corrosion sealant.

Claims (9)

1. a kind of preparation method of resin for spary coating type anti-corrosion sealant, which is characterized in that be first trimethoxy by end group Or the polypropylene oxide ether and trimethylolpropane polyethers of methyl dimethoxy oxygroup silicyl are added by poly- under the action of catalyst It is partly or entirely blocked at reaction, then with hydroxy-ethyl acrylate, obtains macromonomer;By bisphenol A epoxide resin and alcohols or Alcohol ethers solvent is added in the reaction kettle equipped with macromonomer, leads to nitrogen 10 minutes, and warming while stirring is to 100 DEG C, so The mixture of acrylic monomer, acrylic ester monomer and peroxy type free radical initiator is added dropwise afterwards, time for adding 2 is small When, insulation reaction is further continued for after being added dropwise to complete 3 hours.
2. the preparation method of the resin according to claim 1 for spary coating type anti-corrosion sealant, it is characterised in that:Catalysis Agent is dibutyl tin dilaurate.
3. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: The polypropylene oxide ether of trimethoxy or methyl dimethoxy oxygroup silicyl, trimethylolpropane polyethers, catalyst, olefin(e) acid hydroxyl second Ester, bisphenol A epoxide resin, alcohols or alcohol ethers solvent, acrylic monomer, acrylic ester monomer, peroxy type free radical draw The molar ratio for sending out agent is 1-1.5:1:0.001-0.005:0.5-0.8:1-1.2:1.5-2:0.5-1:1-1.5:0.001-0.01.
4. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: The detailed process of the preparation of macromonomer is:Trimethylolpropane polyethers is added anti-equipped with blender and reflux condenser It answers in kettle, under vacuum dehydration 1 hour, is warming up to 80 DEG C, it is trimethoxy or methyl dimethoxy that end group, which is then added, The polypropylene oxide ether and catalyst of oxygroup silicyl react 3 hours, are cooled to 65 DEG C, it is anti-to add hydroxy-ethyl acrylate Answer 1 hour to get macromonomer.
5. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: Bisphenol A epoxide resin be selected from E51 types epoxy resin, E44 types epoxy resin, E20 types epoxy resin and E12 type epoxy resin one Kind is several.
6. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: Acrylic monomer is selected from acrylic or methacrylic acid.
7. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: Acrylic ester monomer is selected from hydroxy-ethyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate, methacrylic acid hydroxypropyl Ester, hy-droxybutyl, methacrylate, methyl acrylate, methyl methacrylate, ethyl acrylate, methyl-prop In olefin(e) acid ethyl ester, butyl acrylate, butyl methacrylate, acrylic acid-2-ethyl caproite, methacrylic acid -2- ethylhexyls One or more.
8. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: Alcohols or alcohol ethers solvent are selected from n-butanol, sec-butyl alcohol, isobutanol, n-octyl alcohol, sec-octyl alcohol, isooctanol, benzyl alcohol, benzyl carbinol, Ethylene glycol monomethyl ether, ethylene glycol ethyl ether, glycol propyl ether, butyl glycol ether, propylene glycol monomethyl ether, propylene-glycol ethyl ether, propylene glycol propyl ether, The one or more of propandiol butyl ether.
9. the preparation method of the resin according to claim 1 or 2 for spary coating type anti-corrosion sealant, it is characterised in that: Peroxy type free radical initiator is benzoyl peroxide.
CN201810292607.XA 2018-04-04 2018-04-04 A kind of preparation method of resin for spary coating type anti-corrosion sealant Pending CN108395508A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211878A (en) * 2014-09-26 2014-12-17 合肥工业大学 Preparation method of polyurethane epoxy resin acrylate ternary polymerization resin nano aqueous dispersion
CN106752798A (en) * 2016-12-30 2017-05-31 江苏中矿大正表面工程技术有限公司 A kind of suspension bridge shaped steel anchor system Special spray coating type preserving and sealing glue

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211878A (en) * 2014-09-26 2014-12-17 合肥工业大学 Preparation method of polyurethane epoxy resin acrylate ternary polymerization resin nano aqueous dispersion
CN106752798A (en) * 2016-12-30 2017-05-31 江苏中矿大正表面工程技术有限公司 A kind of suspension bridge shaped steel anchor system Special spray coating type preserving and sealing glue

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
黄可龙: "《重有色金属精细化工产品生产技术》", 31 December 1996, 中南工业大学出版社 *

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