CN105017914A - Method for preparing connection paint from rosin-modified acrylate - Google Patents
Method for preparing connection paint from rosin-modified acrylate Download PDFInfo
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- CN105017914A CN105017914A CN201510430020.7A CN201510430020A CN105017914A CN 105017914 A CN105017914 A CN 105017914A CN 201510430020 A CN201510430020 A CN 201510430020A CN 105017914 A CN105017914 A CN 105017914A
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Abstract
The invention discloses a method for preparing connection paint from rosin-modified acrylate. The method comprises putting 10-15 parts by weight of rosin-modified acrylate resin, 6-10 parts by weight of chlorinated rubber, 14-24 parts by weight of xylene and 4-8.7 parts by weight of n-butanol into a high-speed dispersion machine together, carrying out stirring to obtain a uniform mixture, putting 0.8-1.2 parts by weight of organobentonite into the high-speed dispersion machine, carrying out high-speed dispersion for 15-20min, putting 20-30 parts by weight of iron-titanium compound powder, 20-25 parts by weight of mica powder and 3-8 parts by weight of titanium dioxide into the high-speed dispersion machine, and carrying out high-speed dispersion for 30min to obtain the connection paint. A test proves that the connection paint has fineness controlled below 100 microns. The connection paint has good film-forming property, high connectivity to anti-fouling paint and anti-rust paint, prevents time interval of the connection paint coating and anti-fouling paint coating and has good connection strength.
Description
Technical field
The invention belongs to technical field of coatings, specifically the present invention is a kind of method being prepared connection coating by Abietyl modified acrylate.
The single-component using Abietyl modified acrylate to prepare connects coating and is applicable to ship outer casing underwater position, is a kind of coating of transition between rust proof paint and antifouling paint.
Background technology
In order to ensure that ship outer casing underwater position is from sea-water corrosion and sea organism attachment, need at this position application rust proof paint and antifouling paint, but rust proof paint and antifouling paint exist different due to its character, using function etc., cause rust proof paint different with the curing mechanism of antifouling paint.Rust proof paint mostly is the two component thermosetting coating of epoxy, and its solidification rear surface smoother is fine and close, lacks anchor point; And antifouling paint mostly is single-component thermoplastic coating, it has the characteristic of resin corrosion and release stain control agent, and therefore the intensity of antifouling paint is general not high and have certain water-absorbent.If directly apply antifouling paint on rust proof paint, antifouling paint easily comes off under seawater eroding, loses antifouling property.
Solve the attachment issue of antifouling paint, the best approach introduces transition layer between rust proof paint and antifouling paint, namely connects coating or be called middle sealing paint, connects coating and must play double faced adhesive tape effect.
Chinese patent CN102964516A disclose a kind of single-component epoxy base acrylic resin modified and application, this invention is mentioned and is used epoxy-modified acrylic resin, although prepared connection paint effectively improves rust-inhibiting paint adhesion strength and antifouling varnish strength of joint, but be coated with connection paint and priming paint interlaminar failure that interlayer surface of fracture still has 10%, the antifouling varnish of 10% paints interlaminar failure with being connected, and antifouling varnish needs 7 days with the overlay painting interval being connected paint.
In addition existing single-component connection coating also has chlorinated rubber type, and it has certain attachment and switching performance to rust proof paint and antifouling paint, but not high to the adhesion strength of rust proof paint, and its intensity is not higher than 2.0MPa.And chlorinated rubber and epoxy molecule structure and polar functional group differ greatly, the adhesion property that chlorinated rubber is coated on the fine and close epoxy base paint of completion of cure is poor, actual application requires it to rust-inhibiting paint overlay painting interval within 24h, as seen its intensity and overlay painting interval still existing defects.
The method being prepared single-component connection coating by Abietyl modified one-tenth acrylic resin yet there are no relevant report.
Summary of the invention
For solving the problem, the invention provides a kind of method being prepared connection coating by Abietyl modified acrylate, the connection coating that the method is prepared all has high-adhesion to rust proof paint and antifouling paint, to antifouling paint, overlay painting interval is not limited to the rust proof paint set time of the longest 8 days, preferably resolve the adhesion strength and overlay painting interval that connect coating, preparation method is simple, easy construction.
For achieving the above object, the present invention adopts following technical scheme:
A kind of method being prepared connection coating by Abietyl modified acrylate, the method uses Abietyl modified acrylate resin, chlorinated rubber, thixotropic agent, color stuffing and solvent, Abietyl modified acrylic resin is the multipolymer of methyl methacrylate, butyl methacrylate and rosin and Chemical market is on sale, and feature of the present invention is as follows:
Require that the molecular weight Mw of Abietyl modified acrylate resin controls 50000 ~ 100000, thixotropic agent is organobentonite; Color stuffing is ferrotitanium powder, mica powder and titanium dioxide; Solvent is dimethylbenzene and propyl carbinol;
By the Abietyl modified acrylate resin of 10 ~ 15 weight parts, the chlorinated rubber of 6 ~ 10 weight parts, the dimethylbenzene of 14 ~ 24 weight parts and the propyl carbinol of 4 ~ 8.7 weight parts are together put in high speed dispersor and are stirred, afterwards the organobentonite of 0.8 ~ 1.2 weight part is put into high speed dispersor high speed dispersion 15 ~ 20min, in addition afterwards by the ferrotitanium powder of 20 ~ 30 weight parts, the mica powder of 20 ~ 25 weight parts and the titanium dioxide of 3 ~ 8 weight parts together put high speed dispersor high speed dispersion 30min into can prepare connection coating, require that the fineness connecting coating controls below 100 μm after testing.
Owing to adopting technical scheme described above, the present invention produces following positively effect:
1, its good film-forming property of connection coating of the present invention, high to the switching performance of rust proof paint and antifouling paint.
2, connection coating of the present invention and antifouling paint also can keep good strength of joint without overlay painting interval time limitation.
Embodiment
The present invention is a kind of method being prepared connection coating by Abietyl modified acrylate, and the present invention mainly solves and connects the shortcoming that coating can not possess high strength connection and long overlay painting interval simultaneously.
The present invention take molecular weight Mw as the Abietyl modified acrylic resin of 50000 ~ 100000 is main base-material, with chlorinated rubber for auxiliary base-material, be equipped with dimethylbenzene, propyl carbinol, organobentonite, ferrotitanium powder, mica powder and titanium dioxide prepare connection coating, the Abietyl modified acrylate resin used, chlorinated rubber, dimethylbenzene, propyl carbinol, organobentonite, ferrotitanium powder, mica powder, titanium dioxide is industrial raw material and Chemical market is on sale, wherein organobentonite belongs to thixotropic agent, ferrotitanium powder, mica powder and titanium dioxide belong to color stuffing, dimethylbenzene and propyl carbinol belong to solvent, organobentonite, ferrotitanium powder and titanium dioxide use ultra-fine level, mica powder is fine platy.
Abietyl modified acrylic resin is formed by methyl methacrylate, butyl methacrylate and rosin copolymerization.Apply the similarity of bisphenol-A epoxy aromatic ring structure in rosin aromatic ring structure and rust proof paint and good intermiscibility, stronger Van der Waals force can be formed.Ester bond in application acrylate and the hydroxyl, amino etc. on rust proof paint surface form hydrogen bond, the good wet of connection coating to rust proof paint can be reached sprawl, this Van der Waals force and hydrogen bond acting in conjunction formation are connected coating and adhere to the high strength of rust proof paint, this Cooperation force is not by time limitation simultaneously, can realize connecting coating to the longer overlay painting interval of rust proof paint.
The chlorinated rubber with excellent compatibility, as assisted resin, applies its good bounding force, improves further and connects coating to the adhesion strength of rust proof paint, connect coating densification good, can improve the physicochemical property of film.
Apply the thermoplasticity of Abietyl modified acrylic resin and chlorinated rubber resin, when antifouling paint applies, solvent in antifouling paint suitably dissolves it and is wound around mutually, form firm Intermolecular Forces, realize high ligation, this dissolving and mutual winding effect by time limitation, do not have unconfined overlay painting interval.
Can explain the present invention in more detail by three embodiments below, the present invention is not limited thereto, discloses object of the present invention and be intended to protect all changes and improvements in the scope of the invention.
Three embodiments see the following form.
According to upper table proportioning and combination technology scheme can prepare connection coating, require that the fineness connecting coating controls below 100 μm after testing.
The performance test reference data of three embodiments sees the following form.
The present invention connects the every of coating and sees the following form with reference to averaging index.
Overlay painting interval connects coating for 7 days and sees the following form with reference to contrast to the adhesion strength of rust proof paint.
| Type | Adhesion strength/MPa |
| Commercially available connection coating | 1.5 |
| Connection coating of the present invention | 3.5 |
Overlay painting interval connects coating for 7 days and sees the following form with reference to contrast to the strength of joint of antifouling paint.
| Type | Strength of joint/MPa |
| Commercially available connection coating | 1.6 |
| Connection coating of the present invention | 2.5 |
The strength of joint connecting coating interval half a year application sees the following form with reference to contrast.
| Type | Strength of joint/MPa |
| Commercially available connection coating | 1.0 |
| Connection coating of the present invention | 2.2 |
Above-mentioned each table absolutely proves: connection coating of the present invention has good film-forming property, high to the switching performance of rust proof paint and antifouling paint, also can keep good strength of joint with antifouling paint without overlay painting interval time limitation.
Claims (1)
1. prepared the method connecting coating by Abietyl modified acrylate for one kind, the method uses Abietyl modified acrylate resin, chlorinated rubber, thixotropic agent, color stuffing and solvent, Abietyl modified acrylic resin is the multipolymer of methyl methacrylate, butyl methacrylate and rosin and Chemical market is on sale, it is characterized in that:
Require that the molecular weight Mw of Abietyl modified acrylate resin controls 50000 ~ 100000, thixotropic agent is organobentonite; Color stuffing is ferrotitanium powder, mica powder and titanium dioxide; Solvent is dimethylbenzene and propyl carbinol;
By the Abietyl modified acrylate resin of 10 ~ 15 weight parts, the chlorinated rubber of 6 ~ 10 weight parts, the dimethylbenzene of 14 ~ 24 weight parts and the propyl carbinol of 4 ~ 8.7 weight parts are together put in high speed dispersor and are stirred, afterwards the organobentonite of 0.8 ~ 1.2 weight part is put into high speed dispersor high speed dispersion 15 ~ 20min, in addition afterwards by the ferrotitanium powder of 20 ~ 30 weight parts, the mica powder of 20 ~ 25 weight parts and the titanium dioxide of 3 ~ 8 weight parts together put high speed dispersor high speed dispersion 30min into can prepare connection coating, require that the fineness connecting coating controls below 100 μm after testing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510430020.7A CN105017914B (en) | 2015-07-21 | 2015-07-21 | Method for preparing connection paint from rosin-modified acrylate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510430020.7A CN105017914B (en) | 2015-07-21 | 2015-07-21 | Method for preparing connection paint from rosin-modified acrylate |
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| CN105017914A true CN105017914A (en) | 2015-11-04 |
| CN105017914B CN105017914B (en) | 2017-03-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107245293A (en) * | 2017-07-06 | 2017-10-13 | 浩力森涂料（上海）有限公司 | It is adapted to acrylic acid modified chlorinated rubber water paint of marine environment and preparation method thereof |
| CN111205709A (en) * | 2020-01-17 | 2020-05-29 | 宁波新安涂料有限公司 | Water-based heat-insulating anticorrosive paint and preparation method thereof |
| CN113214708A (en) * | 2021-04-27 | 2021-08-06 | 武汉双虎涂料有限公司 | Bottom surface containing type connecting coating and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102964516A (en) * | 2012-10-24 | 2013-03-13 | 中国船舶重工集团公司第七二五研究所 | Monocomponent epoxide-modified acrylic resin and application thereof |
| WO2013083565A1 (en) * | 2011-12-05 | 2013-06-13 | Arizona Chemical Company, Llc | Uv-protecting rosin |
| CN103342784A (en) * | 2013-06-17 | 2013-10-09 | 华南理工大学 | Frankincense-modified acrylate emulsion and its preparation method and use |
| CN104513584A (en) * | 2013-09-27 | 2015-04-15 | 中国石油天然气集团公司 | Modified epoxy-connected paint and preparing method thereof |
-
2015
- 2015-07-21 CN CN201510430020.7A patent/CN105017914B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013083565A1 (en) * | 2011-12-05 | 2013-06-13 | Arizona Chemical Company, Llc | Uv-protecting rosin |
| CN102964516A (en) * | 2012-10-24 | 2013-03-13 | 中国船舶重工集团公司第七二五研究所 | Monocomponent epoxide-modified acrylic resin and application thereof |
| CN103342784A (en) * | 2013-06-17 | 2013-10-09 | 华南理工大学 | Frankincense-modified acrylate emulsion and its preparation method and use |
| CN104513584A (en) * | 2013-09-27 | 2015-04-15 | 中国石油天然气集团公司 | Modified epoxy-connected paint and preparing method thereof |
Non-Patent Citations (1)
| Title |
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| 张洪涛等: "《聚合物胶乳配方与应用》", 31 January 2008, 化学工业出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107245293A (en) * | 2017-07-06 | 2017-10-13 | 浩力森涂料（上海）有限公司 | It is adapted to acrylic acid modified chlorinated rubber water paint of marine environment and preparation method thereof |
| CN107245293B (en) * | 2017-07-06 | 2020-03-10 | 浩力森涂料（上海）有限公司 | Acrylic acid modified chlorinated rubber water-based paint suitable for marine environment and preparation method thereof |
| CN111205709A (en) * | 2020-01-17 | 2020-05-29 | 宁波新安涂料有限公司 | Water-based heat-insulating anticorrosive paint and preparation method thereof |
| CN113214708A (en) * | 2021-04-27 | 2021-08-06 | 武汉双虎涂料有限公司 | Bottom surface containing type connecting coating and preparation method thereof |
| CN113214708B (en) * | 2021-04-27 | 2022-06-14 | 武汉双虎涂料股份有限公司 | Bottom surface containing type connecting coating and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN105017914B (en) | 2017-03-22 |
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