CN107286286A - A kind of acrylic resin and its preparation technology for mending paint coating - Google Patents
A kind of acrylic resin and its preparation technology for mending paint coating Download PDFInfo
- Publication number
- CN107286286A CN107286286A CN201610205318.2A CN201610205318A CN107286286A CN 107286286 A CN107286286 A CN 107286286A CN 201610205318 A CN201610205318 A CN 201610205318A CN 107286286 A CN107286286 A CN 107286286A
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- CN
- China
- Prior art keywords
- parts
- acrylic resin
- methacrylate
- paint coating
- butyl
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
Abstract
The present invention relates to chemical technology field, and in particular to a kind of acrylic resin and its preparation technology for mending paint coating.Include the component of following parts by weight：10-25 parts of styrene, 0-15 parts of butyl acrylate, 18-35 parts of methyl methacrylate, 0-15 parts of butyl methacrylate, 0.2-2 parts of hydroxyethyl methacrylate, 0-1 parts of methacrylic acid, 0-1 parts of acrylic acid, 0-1.5 parts of benzoyl peroxide, 0-1.5 parts of cumyl peroxide, 30-65 parts of solvent.The present invention is by being raw material from lower-cost styrene and butyl acrylate, and the ratio used accounts for main monomer composition more than 40%, acrylic resin cost of material 10-30% can effectively be reduced, every paint film physical property of the coating can also reach requirement and the professional standard of client simultaneously, have a good application prospect and economic benefit.
Description
Technical field
The present invention relates to chemical technology field, and in particular to a kind of acrylic resin and its preparation for mending paint coating
Technique.
Background technology
Further crosslinking does not occur in film forming procedure for acrylic resin, because its relative molecular weight is larger, with good
Guarantor's light colour retention well, water-fast chemical resistance, fast drying, easy construction, it is easy to which construction is recoated and done over again, aluminium when preparing aluminium paint
The whiteness of powder, polarization are good.Thermoplastic acrylic resin is widely used in fields such as automobile, electrical equipment, machinery, buildings.However, mesh
Preceding acrylic acid top-coat coating sold on the market is mainly closed using methyl methacrylate and butyl methacrylate as principal monomer
Into acrylic resin, cost unit price is higher, is not suitable for widely promoting and using.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of acrylic resin for mending paint coating and its preparation
Technique.
Technical scheme is as follows：
A kind of acrylic resin for mending paint coating, includes the component of following parts by weight：
10-25 parts of styrene；
0-15 parts of butyl acrylate；
18-35 parts of methyl methacrylate；
0-15 parts of butyl methacrylate；
0.2-2 parts of hydroxyethyl methacrylate；
0-1 parts of methacrylic acid；
0-1 parts of acrylic acid；
0-1.5 parts of benzoyl peroxide；
0-1.5 parts of cumyl peroxide；
30-65 parts of solvent.
The solvent is ethyl acetate, butyl acetate, toluene, dimethylbenzene, butanone, trimethylbenzene one or more therein.
A kind of preparation technology of acrylic resin for mending paint coating, including following technological process：
A. a part for described 30-65 parts solvent is added in reactor, and is passed through nitrogen and be heated to proper temperature or backflow
State；
B. by described 10-25 parts styrene, 0-15 parts of butyl acrylate, 18-35 parts of methyl methacrylate, 0-15 parts
Butyl methacrylate, 0.2-2 parts of hydroxyethyl methacrylate, 0-1 parts of methacrylic acid, 0-1 parts of acrylic acid, 0-
The cumyl peroxide of 1.5 parts of benzoyl peroxide and 0-1.5 part is added in head tank, and is well mixed；
C. after temperature of reaction kettle reaches design temperature scope in step a, by the mixed material of gained in step b head tanks at the uniform velocity
It is added dropwise in reactor, and sets completion in 90-240 minutes and be added dropwise, continues to react 6-12 hours after dripping；
D. in the sustained response stage after step c is dripped, according to monomer remnant degree, 0.1-1.5 parts of mistake can be added portionwise
BP or 0.1-1.5 parts of cumyl peroxides make polymerisation more complete；
E. after the reactant obtained by step d reaches setting index, the solvent adjustment for cooling and adding remaining part in step a is glutinous
After degree and solid content, filter and package and obtain this acrylic resin.
Compared with prior art, beneficial effect is the present invention：This acrylic resin is by selecting lower-cost benzene second
Alkene and butyl acrylate are raw material, and the ratio used accounts for main monomer composition more than 40%, can effectively reduce acrylic resin former
Cost 10-30% is expected, while requirement and the professional standard of client can be also reached in every paint film physical property of coating, with fast
It is dry, can the characteristic such as thick painting, good Bao Sebao optical activities, oil resistant, acidproof, salt tolerant, can be widely applied to big machinery, large-scale car and boat,
Bridge, building, container, steelframe, offshore installations etc. have in the acrylic coating mending paint of steel surface, with good application
Prospect and economic benefit.
Embodiment
In order to further understand the content, features and effects of the present invention, hereby enumerating following examples, this is described in detail
Invention.
Embodiment 1
A kind of acrylic resin for mending paint coating, includes the component of following parts by weight：
15 parts of styrene；
12 parts of butyl acrylate；
23 parts of methyl methacrylate；
0 part of butyl methacrylate；
0.2 part of hydroxyethyl methacrylate；
0 part of methacrylic acid；
0.2 part of acrylic acid；
0.31 part of benzoyl peroxide；
0 part of cumyl peroxide；
50 parts of toluene.
A kind of preparation technology of acrylic resin for mending paint coating, including following technological process：
A. described 42 parts of toluene is added in reactor, and is passed through nitrogen and be heated to reflux state；
B. by described 15 parts of styrene, 12 parts of butyl acrylate, 23 parts of methyl methacrylate, 0.2 part of methyl-prop
Olefin(e) acid hydroxyl ethyl ester, 0.2 part of acrylic acid and 0.25 part of benzoyl peroxide are added in head tank, and are well mixed；
C. the toluene in step a in reactor is under reflux state, by the mixed material of gained in step b head tanks at the uniform velocity
It is added dropwise in reactor, and dropwise addition was completed in 180 minutes, continues to react 2 hours after dripping；
D. 0.3 part of benzoyl peroxide is added into step c reactor, continues after reacting 2 hours, adds 0.3 part
Benzoyl peroxide, continues to react 8 hours；
E. the reactant obtained by step d is cooled to 70 DEG C, 8 parts of toluene adjustment viscosity and solid content is added, then with 100
Mesh filter bag, which is filtered and packaged, obtains this acrylic resin.
Embodiment 2
A kind of acrylic resin for mending paint coating, includes the component of following parts by weight：
18.7 parts of styrene；
0 part of butyl acrylate；
29.8 parts of methyl methacrylate；
10.3 parts of butyl methacrylate；
0.85 part of hydroxyethyl methacrylate；
0.6 part of methacrylic acid；
0.2 part of acrylic acid；
0.9 part of benzoyl peroxide；
0.4 part of cumyl peroxide；
33 parts of dimethylbenzene；
7 parts of toluene.
A kind of preparation technology of acrylic resin for mending paint coating, including following technological process：
A. described 33 parts of dimethylbenzene is added in reactor, and is passed through nitrogen and be heated to reflux state；
B. by described 18.7 parts of styrene, 29.8 parts of methyl methacrylate, 10.3 parts of butyl methacrylate, 0.85
The hydroxyethyl methacrylate, 0.6 part of methacrylic acid, 0.2 part of acrylic acid and 0.4 part of cumyl peroxide of part add
Enter in head tank, and be well mixed；
C. treat that the dimethylbenzene in step a in reactor is under reflux state, the mixed material of gained in step b head tanks is even
Speed is added dropwise in reactor, and completes dropwise addition in 90 minutes, continues to react 1 hour after dripping；
D. 0.3 part of benzoyl peroxide is added into step c reactor, continues after reacting 2 hours, adds 0.3 part
Benzoyl peroxide, continues after reacting 2 hours, adds 0.3 part of benzoyl peroxide, continues to react 3 hours；
E. the reactant obtained by step d is cooled to 60 DEG C, 7 parts of toluene adjustment viscosity and solid content is added, then with 100
Mesh filter bag, which is filtered and packaged, obtains this acrylic resin.
Embodiment 3
A kind of acrylic resin for mending paint coating, includes the component of following parts by weight：
15 parts of styrene；
8 parts of butyl acrylate；
18 parts of methyl methacrylate；
7 parts of butyl methacrylate；
1.2 parts of hydroxyethyl methacrylate；
0 part of methacrylic acid；
1 part of acrylic acid；
0.6 part of benzoyl peroxide；
0.5 part of cumyl peroxide；
30 parts of toluene；
20 parts of butyl acetate.
A kind of preparation technology of acrylic resin for mending paint coating, including following technological process：
A. by described 25 parts of toluene, 20 parts of addition reactors of butyl acetate, and it is passed through nitrogen and is heated to proper temperature or returns
Stream mode；
B. by described 15 parts of styrene, 8 parts of butyl acrylate, 18 parts of methyl methacrylate, 7 parts of methacrylic acid
Butyl ester, 1.2 parts of hydroxyethyl methacrylate, 1 part of acrylic acid and 0.5 part of cumyl peroxide are added in head tank,
And be well mixed；
C. the toluene and ethyl acetate in step a in reactor are under reflux state, by step b head tanks gained it is mixed
Close raw material to be at the uniform velocity added dropwise in reactor, and dropwise addition was completed in 120 minutes, continue to react 1 hour after dripping；
D. 0.3 part of benzoyl peroxide is added into step c reactor, continues after reacting 3 hours, adds 0.3 part
Benzoyl peroxide, continues to react 6 hours；
E. the reactant obtained by step d is cooled to 60 DEG C, 5 parts of toluene adjustment viscosity and solid content is added, then with 100
Mesh filter bag, which is filtered and packaged, obtains this acrylic resin.
Embodiment 4
By the acrylic resin of embodiment 1, embodiment 2 and the gained of embodiment 3, lacquering is made according to respective country and professional standard
After film, corresponding performance detection is carried out, its testing result can reach corresponding standard requirement.Testing result is as shown in table 1 below.
Acrylic resin of the present invention is compared with the cost of material of existing pure acrylic resin：In general methacrylic acid
Methyl esters cost 20-30% higher than styrene, butyl methacrylate is higher than butyl acrylate cost by 80%, higher than styrene by 50%,
Under the conditions of solvent composition and solid content, in the case where items detection physical property is up to standard, acrylic acid tree of the invention
Fat raw material cost will be less than pure acrylic resin product about 10-30%.Therefore, it is used for acrylic acid mending paint using product of the present invention
In can effectively reduce cost, while can also reach requirement and the professional standard of client in every paint film physical property of coating.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention,
General Principle defined herein can be realized in other embodiments without departing from the spirit or scope of the present invention.
The scope of the present invention is limited by claim and its equivalent.
Claims (3)
1. a kind of acrylic resin for mending paint coating, it is characterised in that：Include the component of following parts by weight,
10-25 parts of styrene；
0-15 parts of butyl acrylate；
18-35 parts of methyl methacrylate；
0-15 parts of butyl methacrylate；
0.2-2 parts of hydroxyethyl methacrylate；
0-1 parts of methacrylic acid；
0-1 parts of acrylic acid；
0-1.5 parts of benzoyl peroxide；
0-1.5 parts of cumyl peroxide；
30-65 parts of solvent.
2. the acrylic resin according to claim 1 for mending paint coating, it is characterised in that：The solvent is acetic acid
Ethyl ester, butyl acetate, toluene, dimethylbenzene, butanone, trimethylbenzene one or more therein.
3. the preparation technology of the acrylic resin according to claim 1 for mending paint coating, it is characterised in that：Including
Following technological process,
A. a part for described 30-65 parts solvent is added in reactor, and is passed through nitrogen and be heated to proper temperature or backflow
State；
B. by described 10-25 parts styrene, 0-15 parts of butyl acrylate, 18-35 parts of methyl methacrylate, 0-15 parts
Butyl methacrylate, 0.2-2 parts of hydroxyethyl methacrylate, 0-1 parts of methacrylic acid, 0-1 parts of acrylic acid, 0-
The cumyl peroxide of 1.5 parts of benzoyl peroxide and 0-1.5 part is added in head tank, and is well mixed；
C. after temperature of reaction kettle reaches design temperature scope in step a, by the mixed material of gained in step b head tanks at the uniform velocity
It is added dropwise in reactor, and sets completion in 90-240 minutes and be added dropwise, continues to react 6-12 hours after dripping；
D. in the sustained response stage after step c is dripped, according to monomer remnant degree, 0.1-1.5 parts of mistake can be added portionwise
BP or 0.1-1.5 parts of cumyl peroxides make polymerisation more complete；
E. after the reactant obtained by step d reaches setting index, the solvent adjustment for cooling and adding remaining part in step a is glutinous
After degree and solid content, filter and package and obtain this acrylic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205318.2A CN107286286A (en) | 2016-04-05 | 2016-04-05 | A kind of acrylic resin and its preparation technology for mending paint coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205318.2A CN107286286A (en) | 2016-04-05 | 2016-04-05 | A kind of acrylic resin and its preparation technology for mending paint coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107286286A true CN107286286A (en) | 2017-10-24 |
Family
ID=60088231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610205318.2A Pending CN107286286A (en) | 2016-04-05 | 2016-04-05 | A kind of acrylic resin and its preparation technology for mending paint coating |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109627377A (en) * | 2018-12-12 | 2019-04-16 | 英德市雅家涂料有限公司 | A kind of ultrafast dry type automobile varnish hydroxy propylene acid resin and preparation method thereof |
| CN113671046A (en) * | 2020-05-13 | 2021-11-19 | 昆山石梅新材料科技有限公司 | Method for low-temperature separation and determination of styrene and butyl acrylate by gas chromatography |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921357A (en) * | 2010-08-17 | 2010-12-22 | 江门市制漆厂有限公司 | High-solid low-viscosity hydroxy acrylic resin and preparation process thereof |
| CN102702438A (en) * | 2012-05-09 | 2012-10-03 | 中山大桥化工集团有限公司 | Quick-drying weather-resistant high-solid-content acrylic resin and preparation method thereof |
-
2016
- 2016-04-05 CN CN201610205318.2A patent/CN107286286A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921357A (en) * | 2010-08-17 | 2010-12-22 | 江门市制漆厂有限公司 | High-solid low-viscosity hydroxy acrylic resin and preparation process thereof |
| CN102702438A (en) * | 2012-05-09 | 2012-10-03 | 中山大桥化工集团有限公司 | Quick-drying weather-resistant high-solid-content acrylic resin and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109627377A (en) * | 2018-12-12 | 2019-04-16 | 英德市雅家涂料有限公司 | A kind of ultrafast dry type automobile varnish hydroxy propylene acid resin and preparation method thereof |
| CN113671046A (en) * | 2020-05-13 | 2021-11-19 | 昆山石梅新材料科技有限公司 | Method for low-temperature separation and determination of styrene and butyl acrylate by gas chromatography |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215341 No. 192 Qinfeng North Road, Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Kunshan Shimei New Material Technology Co., Ltd. Address before: 215341 No. 192 Qinfeng North Road, Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: Kunshan Sumei Chemical Company Limited |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171024 |