CN106398469A - Microcapsule, self-healing electrophoretic coating containing microcapsule and preparation method of microcapsule - Google Patents
Microcapsule, self-healing electrophoretic coating containing microcapsule and preparation method of microcapsule Download PDFInfo
- Publication number
- CN106398469A CN106398469A CN201610788954.2A CN201610788954A CN106398469A CN 106398469 A CN106398469 A CN 106398469A CN 201610788954 A CN201610788954 A CN 201610788954A CN 106398469 A CN106398469 A CN 106398469A
- Authority
- CN
- China
- Prior art keywords
- microcapsule
- epoxy resin
- self
- healing
- electrophoretic coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/14—Polymerisation; cross-linking
- B01J13/18—In situ polymerisation with all reactants being present in the same phase
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/14—Polymerisation; cross-linking
- B01J13/18—In situ polymerisation with all reactants being present in the same phase
- B01J13/185—In situ polymerisation with all reactants being present in the same phase in an organic phase
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/14—Polycondensates modified by chemical after-treatment
- C08G59/1433—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
- C08G59/4014—Nitrogen containing compounds
- C08G59/4028—Isocyanates; Thioisocyanates
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/44—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications
- C09D5/4419—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications with polymers obtained otherwise than by polymerisation reactions only involving carbon-to-carbon unsaturated bonds
- C09D5/443—Polyepoxides
- C09D5/4457—Polyepoxides containing special additives, e.g. pigments, polymeric particles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Manufacturing Of Micro-Capsules (AREA)
Abstract
The invention relates to a microcapsule, a self-healing electrophoretic coating containing the microcapsule and a preparation method of the microcapsule. The microcapsule mainly takes urea formaldehyde resin or melamine resin as a capsule wall and silane coupling agent modified epoxy resin as a capsule core. The microcapsule has the beneficial effects that the microcapsule is prepared by in situ polymerization, takes the urea formaldehyde resin or melamine resin as the capsule wall and the silane coupling agent modified epoxy resin as the capsule core, and has the advantages of being good in microcapsule toughness, not easy to damage, small in particle size and good in stability. After an electrophoretic coating is introduced into the microcapsule, micro cracks or damage of a paint film can be self-healed, so as to improve the overall corrosion resistance of the paint film.
Description
[technical field]
The present invention relates to electrophoretic coating is and in particular to microcapsule, the self-healing electrophoretic coating containing microcapsule and preparation side
Method.
[background technology]
Electrophoretic coating is because its environmental pollution is little, utilization rate is high, high degree of automation, excellent performance the advantages of, apply in industry
Dress field is increasingly taken seriously, with industrial continuous development, for the performance requirement also more and more higher of coating, particularly anti-
Corruption requires more and more higher.During Workpiece coating or use, the problems such as due to colliding with, scratching, the paint film meeting of surface of the work
Micro-crack or internal injury occurring, thus greatly reducing the defencive function of coating, have impact on the overall anti-corrosive properties of paint film.So
Need increase paint film self-healing capability, can the timely self-regeneration when paint film sustains damage, effectively improve paint film entirety prevent
Corruption.
[content of the invention]
The purpose of the present invention is to increase the self-healing capability of paint film, thus improving the overall anti-corrosive properties of workpiece.
To achieve these goals, invent a kind of microcapsule, including cyst wall and capsule-core, wherein,
A. cyst wall, is Lauxite or melamine resin,
B. capsule-core, is silane coupler modified epoxy resin.
Lauxite or melamine resin are obtained by situ aggregation method.
Silane coupler modified epoxy resin is held in reaction by epoxy resin E51, bisphenol-A, organic solvent and catalyst
After intensification chain extension in device, add silane coupler react 2-4 hour at 120-160 DEG C and obtain, organic solvent for toluene class or
Ketones solvent, catalyst is triphenylphosphine or dimethyl benzylamine.
Emulsifying agent is dodecylbenzene sodium sulfonate, one of Arabic gelatin, sodium lauryl sulphate, op-10 or one
More than kind.
Silane coupler is preferably KH-550.
Present invention additionally comprises the preparation method of microcapsule, comprise the following steps,
A. sequentially add epoxy resin E51, bisphenol-A, solvent, catalyst in reaction vessel, after intensification chain extension, add silicon
Alkane coupling agent, reacts 2-4 hour, reaction temperature 120-160 DEG C, then vacuum drying sealing preserve, obtain as capsule-core
Modified epoxy,
B. tripolycyanamide or carbamide, 37% formaldehyde and pure water are added in reaction vessel, stirring is sufficiently mixed, then with three
Ethanolamine adjusts pH value to 8.0-9.0, is warming up to 70-80 DEG C, until whole dissolve, obtains water white transparency performed polymer, as capsule
Wall,
C. a certain amount of ammonium chloride, resorcinol, sodium chloride and emulsifying agent are added in the performed polymer in b step, stirring
After being completely dissolved, adjusting pH value with triethanolamine is 7.0, is subsequently adding the modified epoxy in a step, in stirring 200-
Under 500r/min, emulsifying 1-3h;Then being adjusted to pH value with dilute hydrochloric acid is 3-5, and is to slowly warm up to 60-70 DEG C, is incubated 1-4h, instead
After should terminating, wash, filter, be dried, obtain the microcapsule of powder.
A kind of self-healing electrophoretic coating, including the main body emulsion accounting for gross mass 80~95% and account for gross mass 5~20%
Above-mentioned microcapsule.
Main body emulsion is obtained by following methods:
A. small molecule base epoxy resin, chain extender, catalyst, toluene class or ketones solvent are added in reaction vessel,
Carry out chain extending reaction between 120-160 DEG C, obtain the macromole epoxy resin that epoxide equivalent is 1000-3000,
B., in the macromole epoxy resin for 1000-3000 for the epoxide equivalent, under being stirred continuously, it is warming up to 90-95 DEG C,
Add the amines containing active hydrogen, be warming up to 115-125 DEG C, be then incubated 3 hours, obtain the modified main ring of amine after chain extension
Oxygen tree fat,
C. add the modified main body epoxy resin of amine, Blocked Isocyanate Curing Agents, powder after chain extension in reaction vessel
Shape microcapsule, is subsequently adding nertralizer neutralization, adds deionized water to be diluted to and admittedly contains 33%-35%.
Described small molecule base epoxy resin is bisphenol A type epoxy resin, bisphenol f type epoxy resin, bisphenol S type epoxy tree
At least one of fat, novolac epoxy.
The described amines containing active hydrogen are unitary secondary amine, can be ketimide, hydramine, alkylamine.
Described chain extender is polyether polyol, PEPA, diamine, in dicarboxylic acids and its their derivant extremely
Few one kind.
At least one of nertralizer, preferably organic acid or mineral acid, and its their derivant.
After the present invention program, there is advantages below and beneficial effect:
(1) adopt the ring with Lauxite or melamine resin as cyst wall, silane coupler modified of situ aggregation method preparation
Oxygen tree fat is capsule-core, have the advantages that microcapsule not cracky, particle diameter is little, have good stability.
(2) in electrophoretic coating introduce microcapsule after, to paint film occur micro-crack or breakage, self-healing can be carried out, thus
Improve the overall anti-corrosive properties of paint film.
[specific embodiment]
Below by specific embodiment, the present invention is further described, but is not limited to this.
The preparation of embodiment 1 matrix resin
* by diethylenetriamine and methyl iso-butyl ketone (MIBK) according to mol ratio 1:Prepared by 2 reactions, the solid content of final product is:
73%
In the reaction bulb equipped with thermometer, agitator and reflux condensing tube, sequentially add the E51 asphalt mixtures modified by epoxy resin of formula ratio
Fat, bisphenol-A and Part I methyl iso-butyl ketone (MIBK).After charging finishes, start stirring and reaction system is warming up to guarantor after 120 DEG C
Temperature is risen to 150 DEG C after adding triphenylphosphine by temperature, and continues reaction 1h at this temperature, when reaction system epoxide equivalent reaches
During to theoretical value (EEW=1140.5), start to lower the temperature;When system temperature is down to below 100 DEG C, by N- methylethanolamine and ketone
Imines, Part II methyl iso-butyl ketone (MIBK) are added in reaction system, are warming up to 120 DEG C again, continue reaction at this temperature
2h;Reaction system is cooled to 70 DEG C after terminating by reaction, obtains the matrix resin that final solid content is 85.0%.
The preparation of embodiment 2 firming agent
4, the 4`- diphenyl methane of formula ratio is added in the reaction bulb equipped with thermometer, agitator and reflux condensing tube
Diisocyanate and dibutyl tin laurate, stirring starts Deca ethylene glycol monobutyl ether, during Deca after being warming up to 60 DEG C
Lower the temperature with water-bath and control temperature to be less than 65 DEG C, after completion of dropping, continue to react 2h at 80 DEG C, anti-with standard di-n-butylamine
Remaining isocyanate group content in analyzing purity reaction system, when remaining isocyanate group content is less than 0.2%, adds methyl different
Butyl ketone is diluted, and obtains the totally-enclosed isocyanate crosslinking that final solid content is 80%.
The preparation of embodiment 3 microcapsule
In the four-hole boiling flask equipped with thermometer, agitator and reflux condensing tube, sequentially add E51 epoxy resin (EEW=
185) 296g, bisphenol-A 106g, methyl iso-butyl ketone (MIBK) 45g, triphenylphosphine 0.6g, after 145-155 DEG C of intensification, is incubated 2h, records ring
After oxygen equivalent 670, add silane resin acceptor kh-550 126g, methyl iso-butyl ketone (MIBK) 86g, react 2 hours, reaction temperature 120-
125 DEG C, then vacuum drying sealing preserve.Carbamide 30g, 37% formaldehyde 150g are added in four-hole boiling flask, stirring is fully mixed
Close, then adjust pH value to 8.0-9.0 with triethanolamine, be warming up to 70 DEG C, until whole dissolve, obtain water white transparency pre-polymerization
Body.Then it is cooled to room temperature, performed polymer adds ammonium chloride 3g, resorcinol 4g, sodium chloride 3.5g and OP-10 emulsifying agent
1.3g, after stirring is completely dissolved, adjusting pH value with triethanolamine is 7.0, is subsequently adding the modified epoxy resin of KH-550, is stirring
Mix under 500r/min, emulsifying 1h;Then being adjusted to pH value with dilute hydrochloric acid is 3, and is to slowly warm up to 60 DEG C, is incubated 2h, reaction terminates
Afterwards, wash, filter, be dried, obtain the microcapsule of powder.
The preparation of embodiment 4 microcapsule
In the four-hole boiling flask equipped with thermometer, agitator and reflux condensing tube, sequentially add E51 epoxy resin (EEW=
185) 296g, bisphenol-A 106g, methyl iso-butyl ketone (MIBK) 45g, triphenylphosphine 0.6g, after 145-155 DEG C of intensification, is incubated 2h, records ring
After oxygen equivalent 670, add silane resin acceptor kh-550 126g, methyl iso-butyl ketone (MIBK) 86g, react 2 hours, reaction temperature 120-
125 DEG C, then vacuum drying sealing preserve.Tripolycyanamide 35g, 37% formaldehyde 150g are added in four-hole boiling flask, stirring is filled
Divide mixing, then adjust pH value to 8.0-9.0 with triethanolamine, be warming up to 70 DEG C, until whole dissolving, obtain water white transparency pre-
Aggressiveness.Then it is cooled to room temperature, performed polymer adds ammonium chloride 3g, resorcinol 4g, sodium chloride 3.5g and OP-10 emulsifying agent
1.3g, after stirring is completely dissolved, adjusting pH value with triethanolamine is 7.0, is subsequently adding the modified epoxy resin of KH-550, is stirring
Mix under 500r/min, emulsifying 1h;Then being adjusted to pH value with dilute hydrochloric acid is 3, and is to slowly warm up to 60 DEG C, is incubated 2h, reaction terminates
Afterwards, wash, filter, be dried, obtain the microcapsule of powder.
The preparation of embodiment 5 main body emulsion
Embodiment 1 matrix resin of addition formula ratio, embodiment 2 firming agent, enforcement in the reaction bulb equipped with agitator
Example 3 microcapsule, ethylene glycol monobutyl ether, start stirring and by reaction system mix homogeneously, being subsequently adding acetic acid and being neutralized makes tree
Fat ionizing, is eventually adding deionized water, and after emulsifying 30min, vacuum distillation removes the organic solvent in emulsion, obtains final product solid content
Main body emulsion for 35%.
The preparation of embodiment 6 main body emulsion
Embodiment 1 matrix resin of addition formula ratio, embodiment 2 firming agent, enforcement in the reaction bulb equipped with agitator
Example 4 microcapsule, ethylene glycol monobutyl ether, start stirring and by reaction system mix homogeneously, being subsequently adding acetic acid and being neutralized makes tree
Fat ionizing, is eventually adding deionized water, and after emulsifying 30min, vacuum distillation removes the organic solvent in emulsion, obtains final product solid content
Main body emulsion for 35%.
The preparation of embodiment 7 electrophoretic coating of the present invention
Make electrophoretic coating according to the cooperation of above-mentioned table, be subsequently placed in ripening 24 hours in electrophoresis tank.Tank liquor temperature is at 32 DEG C
Under the conditions of, control voltage 200V, electrophoresis 1.5 minutes.Then bake 20 minutes at 200 DEG C, obtain the preferable paint film of paint film appearance.
The preparation of embodiment 8 electrophoretic coating of the present invention
Make electrophoretic coating according to the cooperation of above-mentioned table, be subsequently placed in ripening 24 hours in electrophoresis tank.Tank liquor temperature is at 32 DEG C
Under the conditions of, control voltage 200V, electrophoresis 1.5 minutes.Then bake 20 minutes at 200 DEG C, obtain the preferable paint film of paint film appearance.
Salt fog is tested under the conditions of NSS to the phosphatization plate after embodiment 7, embodiment 8 and the coating electrophoresis being not added with microcapsule
Performance, relevant parameter is shown in Table 1.
Table 1 embodiment 7, embodiment 8 and the NSS salt fog performance comparison being not added with microcapsule
As seen from the data in Table 1, above is all to draw fork with cutter on phosphatization plate, sees that drawing fork divides expansion erosion situation, result
Display, with respect to conventional electrophoretic coating, due to containing microcapsule in embodiment 7 and embodiment 8, is drawn fork and is clearly shown what ratio was not added with
Narrow a lot, especially draw fork in the later stage and divide change no longer over time to expand erosion further, illustrate that paint film has after injury bright
Aobvious self-healing function.
The foregoing is only highly preferred embodiment of the present invention, be not used in the restriction present invention.The technical staff of this neighborhood according to
The announcement of the present invention, the modification made for the present invention all should be within the scope of the present invention.
Claims (10)
1. a kind of microcapsule is it is characterised in that include cyst wall and capsule-core, wherein,
A. cyst wall, is Lauxite or melamine resin,
B. capsule-core, is silane coupler modified epoxy resin.
2. microcapsule as claimed in claim 1 is it is characterised in that described Lauxite or melamine resin are by situ aggregation method
Obtain.
3. microcapsule as claimed in claim 1 is it is characterised in that described silane coupler modified epoxy resin is by epoxy
After resin E51, bisphenol-A, organic solvent and catalyst intensification chain extension in reaction vessel, add silane coupler in 120-160
At DEG C, reaction 2-4 hour obtains, and organic solvent is toluene class or ketones solvent, and catalyst is triphenylphosphine or dimethyl benzylamine.
4. right wants the preparation method as described in 1 it is characterised in that described emulsifying agent is dodecylbenzene sodium sulfonate, Arab
One of gelatin, sodium lauryl sulphate, op-10 or more than one.
5. a kind of preparation method of microcapsule is it is characterised in that comprise the following steps,
A. sequentially add epoxy resin E51, bisphenol-A, solvent, catalyst in reaction vessel, after intensification chain extension, add silane even
Connection agent, reacts 2-4 hour, reaction temperature 120-160 DEG C, then vacuum drying sealing preserve, obtain the modification as capsule-core
Epoxy resin,
B. tripolycyanamide or carbamide, 37% formaldehyde and pure water are added in reaction vessel, stirring is sufficiently mixed, and then uses three ethanol
Amine adjusts pH value to 8.0-9.0, is warming up to 70-80 DEG C, until whole dissolve, obtains water white transparency performed polymer, as cyst wall,
C. a certain amount of ammonium chloride, resorcinol, sodium chloride and emulsifying agent are added in the performed polymer in b step, stirring is completely
After dissolving, adjusting pH value with triethanolamine is 7.0, is subsequently adding the modified epoxy in a step, in stirring 200-500r/
Under min, emulsifying 1-3h;Then being adjusted to pH value with dilute hydrochloric acid is 3-5, and is to slowly warm up to 60-70 DEG C, is incubated 1-4h, reaction knot
Shu Hou, washs, filters, is dried, obtain the microcapsule of powder.
6. a kind of self-healing electrophoretic coating is it is characterised in that include accounting for the main body emulsion of gross mass 80~95% and accounting for gross mass
5~20% arbitrary described microcapsule of claims 1 to 3.
7. self-healing electrophoretic coating as claimed in claim 6 is it is characterised in that described main body emulsion is obtained by following methods:
A. small molecule base epoxy resin, chain extender, catalyst, toluene class or ketones solvent are added in reaction vessel, in 120-
Carry out chain extending reaction between 160 DEG C, obtain the macromole epoxy resin that epoxide equivalent is 1000-3000,
B. in the macromole epoxy resin for 1000-3000 for the epoxide equivalent, it is warming up to 90-95 DEG C under being stirred continuously, add
Amines containing active hydrogen, are warming up to 115-125 DEG C, are then incubated 3 hours, obtain the modified main body asphalt mixtures modified by epoxy resin of amine after chain extension
Fat,
C. after addition chain extension in reaction vessel, the modified main body epoxy resin of amine, Blocked Isocyanate Curing Agents, powder are micro-
Capsule, is subsequently adding nertralizer neutralization, adds deionized water to be diluted to and admittedly contains 33%-35%.
8. self-healing electrophoretic coating as claimed in claim 7 is it is characterised in that described small molecule base epoxy resin is bisphenol-A
At least one of type epoxy resin, bisphenol f type epoxy resin, bisphenol-s epoxy resin, novolac epoxy.
9. self-healing electrophoretic coating as claimed in claim 7 is it is characterised in that the described amines containing active hydrogen are unitary
Secondary amine.
10. self-healing electrophoretic coating as claimed in claim 7 is it is characterised in that described chain extender is polyether polyol, polyester
At least one of polyhydric alcohol, diamine, dicarboxylic acids and its their derivant.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610788954.2A CN106398469A (en) | 2016-08-31 | 2016-08-31 | Microcapsule, self-healing electrophoretic coating containing microcapsule and preparation method of microcapsule |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610788954.2A CN106398469A (en) | 2016-08-31 | 2016-08-31 | Microcapsule, self-healing electrophoretic coating containing microcapsule and preparation method of microcapsule |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106398469A true CN106398469A (en) | 2017-02-15 |
Family
ID=58001073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610788954.2A Pending CN106398469A (en) | 2016-08-31 | 2016-08-31 | Microcapsule, self-healing electrophoretic coating containing microcapsule and preparation method of microcapsule |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106398469A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107083094A (en) * | 2017-05-23 | 2017-08-22 | 海南大学 | A kind of microcapsules, its preparation method, bionical antifouling paint and bionical nonpolluting coating |
CN108452750A (en) * | 2018-04-10 | 2018-08-28 | 安徽陵阳新材料有限公司 | A kind of preparation method of self-healing electrophoretic coating microcapsules |
CN109675446A (en) * | 2017-10-18 | 2019-04-26 | 中国石油化工股份有限公司 | A kind of super hydrophilic modified polyvinilidene fluoride film and the preparation method and application thereof |
CN112646456A (en) * | 2020-12-13 | 2021-04-13 | 中国石油天然气集团公司 | Solvent-free epoxy self-repairing anticorrosive coating and preparation method and application thereof |
JP2021516708A (en) * | 2018-03-01 | 2021-07-08 | オートノミック マテリアルズ、インコーポレイテッド | Zinc rich coatings and systems containing microencapsulated repair agents |
CN117343665A (en) * | 2023-10-23 | 2024-01-05 | 湖南杰伟新材料有限公司 | Antibacterial self-repairing adhesive for shoes and preparation method thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1483772A (en) * | 2003-08-04 | 2004-03-24 | 江苏鸿业涂料科技产业有限公司 | Low temp. solidifeed resin emulion used for cathode electrolytic coating |
CN1927443A (en) * | 2005-09-06 | 2007-03-14 | 西北工业大学 | Ureaformaldehyde resin coating epoxy microcapsule for material self-repair and preparing method thereof |
CN102838846A (en) * | 2012-09-26 | 2012-12-26 | 中国海洋石油总公司 | Resin emulsion for cathode electrophoretic coating with high throwing power and preparation method thereof |
CN103319976A (en) * | 2013-06-24 | 2013-09-25 | 浩力森涂料(上海)有限公司 | Thick-film high-antiseptic cathode electrophoretic coating |
CN103319689A (en) * | 2013-06-24 | 2013-09-25 | 浩力森涂料(上海)有限公司 | Emulsion resin for high-throwing-power cathode electrophoretic paint and preparation method thereof |
-
2016
- 2016-08-31 CN CN201610788954.2A patent/CN106398469A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1483772A (en) * | 2003-08-04 | 2004-03-24 | 江苏鸿业涂料科技产业有限公司 | Low temp. solidifeed resin emulion used for cathode electrolytic coating |
CN1927443A (en) * | 2005-09-06 | 2007-03-14 | 西北工业大学 | Ureaformaldehyde resin coating epoxy microcapsule for material self-repair and preparing method thereof |
CN102838846A (en) * | 2012-09-26 | 2012-12-26 | 中国海洋石油总公司 | Resin emulsion for cathode electrophoretic coating with high throwing power and preparation method thereof |
CN103319976A (en) * | 2013-06-24 | 2013-09-25 | 浩力森涂料(上海)有限公司 | Thick-film high-antiseptic cathode electrophoretic coating |
CN103319689A (en) * | 2013-06-24 | 2013-09-25 | 浩力森涂料(上海)有限公司 | Emulsion resin for high-throwing-power cathode electrophoretic paint and preparation method thereof |
Non-Patent Citations (3)
Title |
---|
倪玉德: "《涂料制造技术》", 31 July 2003, 化学工业出版社 * |
张兴祥等: "《相变材料胶囊制备与应用》", 31 October 2009, 化学工业出版社 * |
魏铭等: ""涂料用自修复微胶囊的制备工艺研究"", 《涂料工业》 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107083094A (en) * | 2017-05-23 | 2017-08-22 | 海南大学 | A kind of microcapsules, its preparation method, bionical antifouling paint and bionical nonpolluting coating |
CN109675446A (en) * | 2017-10-18 | 2019-04-26 | 中国石油化工股份有限公司 | A kind of super hydrophilic modified polyvinilidene fluoride film and the preparation method and application thereof |
JP2021516708A (en) * | 2018-03-01 | 2021-07-08 | オートノミック マテリアルズ、インコーポレイテッド | Zinc rich coatings and systems containing microencapsulated repair agents |
EP3759182A4 (en) * | 2018-03-01 | 2021-11-24 | Autonomic Materials, Inc. | Zinc-rich coatings and systems with microencapsulated healing agents |
CN108452750A (en) * | 2018-04-10 | 2018-08-28 | 安徽陵阳新材料有限公司 | A kind of preparation method of self-healing electrophoretic coating microcapsules |
CN108452750B (en) * | 2018-04-10 | 2021-04-13 | 安徽陵阳新材料有限公司 | Preparation method of microcapsule for self-healing electrophoretic coating |
CN112646456A (en) * | 2020-12-13 | 2021-04-13 | 中国石油天然气集团公司 | Solvent-free epoxy self-repairing anticorrosive coating and preparation method and application thereof |
CN117343665A (en) * | 2023-10-23 | 2024-01-05 | 湖南杰伟新材料有限公司 | Antibacterial self-repairing adhesive for shoes and preparation method thereof |
CN117343665B (en) * | 2023-10-23 | 2024-04-12 | 湖南杰伟新材料有限公司 | Antibacterial self-repairing adhesive for shoes and preparation method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106398469A (en) | Microcapsule, self-healing electrophoretic coating containing microcapsule and preparation method of microcapsule | |
CN103113808B (en) | Method for preparing water-borne epoxy resin zinc-rich primer by use of water-borne epoxy resin emulsion | |
CN104212293B (en) | Waterborne acrylic acid antifogging coating and preparation method thereof | |
CN103146299B (en) | Alcohol soluble self-adhering paint that a kind of moisture-resistant is sticky and preparation method thereof | |
CN103012180B (en) | Preparation method of organic rheology modifying agent for full-oil-based drilling fluid | |
CN106477955B (en) | Organic polymer material and the portland cement containing the material and preparation method thereof | |
US11453819B2 (en) | Viscoelastic surfactants for self-diverting acid under high temperature and preparation method | |
CN107057517A (en) | A kind of silicon nitrogen phosphorus cooperative flame retardant aqueous epoxy resins of silsesquioxane crosslinking and preparation method thereof | |
CN108178933B (en) | Modified asphalt and preparation method thereof | |
CN103130943A (en) | Preparation method of water-borne acrylic resin emulsion for wood paint | |
CN105008465A (en) | Cationic paint additives | |
CN106752816A (en) | With high durable, salt fog performance electrophoretic coating high and preparation method | |
CN106867481A (en) | Engine coolant and its preparation technology | |
CN105255240B (en) | The high anti-corrosion electrophoretic coating of anti-corrosive aids and edge | |
CN107057661A (en) | Completion fluid environment-friendly type clay expansion-resisting agent and preparation method thereof | |
CN108456513A (en) | A kind of fracturing fluid organic aluminum crosslinker, preparation method and application | |
CN104212287B (en) | A kind of hydrophilic acrylic's coating and preparation method thereof | |
CN108690597A (en) | A kind of slippery water fracturing fluid | |
CN109679017B (en) | Single-component aqueous acrylic acid dispersion and preparation method thereof | |
CN102911580B (en) | Crosslinked acrylic emulsion for waterproofing paints and preparation method thereof | |
CN111073593A (en) | High polymer molecule modified waterproof anticorrosion resin daub and preparation method thereof | |
CN109265625B (en) | Acrylic emulsion special for real stone paint and preparation method and application thereof | |
CN108715757B (en) | Preparation method of acid-resistant thickening agent and application of acid-resistant thickening agent in multifunctional acid and acid-resistant fracturing fluid | |
CN107779187A (en) | Fracturing fluid system and its application in continuous mixture fracturing technique | |
CN106977643B (en) | A kind of high salt fog resistance water soluble acrylic resin and preparation method thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |