CN107236088A - A kind of polyester modification Hydroxylated acrylic resin and its synthetic method for paint for automobile wheel hub - Google Patents
A kind of polyester modification Hydroxylated acrylic resin and its synthetic method for paint for automobile wheel hub Download PDFInfo
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- CN107236088A CN107236088A CN201710456724.0A CN201710456724A CN107236088A CN 107236088 A CN107236088 A CN 107236088A CN 201710456724 A CN201710456724 A CN 201710456724A CN 107236088 A CN107236088 A CN 107236088A
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- Prior art keywords
- parts
- acrylic resin
- paint
- wheel hub
- hydroxylated acrylic
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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
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/02—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonates or saturated polyesters
-
- 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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of polyester modification Hydroxylated acrylic resin and its synthetic method for paint for automobile wheel hub, it is made up of 0.3 ~ 0.6 part of 15 ~ 30 parts of methyl methacrylate, 3 ~ 10 parts of hydroxyethyl methacrylate, 5 ~ 10 parts of Isooctyl acrylate monomer, 1 ~ 5 part of butyl acrylate, 5 ~ 15 parts of polyester prepolyer, 40 ~ 60 parts of organic solvent and initiator.Paint film made from the polyester modification Hydroxylated acrylic resin that the present invention is provided has good corrosion resistance under normal temperature, and hardness is high, and good impact resistance, adhesive force is strong, and the advantages of pliability is good can be widely used in wheel hub paint field.
Description
Technical field
The present invention relates to a kind of synthetic method of the polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, belonging to
Learn synthesis technical field.
Background technology
Wheel hub coating is different from other coating, and the experience and tempering of experience spring, summer, autumn and winter, high to the performance requirement of automobile coating throughout the year,
Wheel hub coating will not only accomplish that paint film has that good mechanical performance, richness be good, gloss is high, will also accomplish that adhesive force is good, hard
Degree is high, scratch resistance capability is strong, at the same more to possess fabulous weatherability, wearability, gloss continuation and excellent resistance to gasoline, it is resistance to
The performance such as alcohol, acidproof, alkaline-resisting, salt spray resistance.But existing wheel hub coating does not possess a variety of excellent properties of the above also.
The content of the invention
Goal of the invention：The purpose of the present invention is that there is provided a kind of corrosion-resistant good, hardness height, punching in view of the shortcomings of the prior art
Hit, adhesive force is good, pliability is good, the polyester modification Hydroxylated acrylic resin of wheel hub paint can be widely used in；The present invention is another
Individual purpose is to provide the synthetic method of the polyester modification Hydroxylated acrylic resin.
Technical scheme, to realize object above, the technical solution adopted by the present invention is：
A kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is made up of following raw materials according：
15~30 parts of methyl methacrylate, 3~10 parts of hydroxyethyl methacrylate, 5~10 parts of Isooctyl acrylate monomer, third
1~5 part of olefin(e) acid butyl ester, 5~15 parts of polyester prepolyer, 40~60 parts of organic solvent, 0.3~0.6 part of initiator.
Preferably, the above-described polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is described
Organic solvent is a kind of or their mixture in benzene,toluene,xylene, butyl acetate.
Preferably, the above-described polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is described
Polyester prepolyer is by 2~4 parts of parts of neopentyl glycol, 0.5~1 part of trimethylolpropane, 3~6 parts of HHPA, and dimethylbenzene is 4.5
~9 parts, at a temperature of 220 DEG C~240 DEG C, formed in organotin catalyzed lower esterification.
Preferably, the above-described polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is described
Initiator is azodiisobutyronitrile.
The synthetic method of polyester modification Hydroxylated acrylic resin of the present invention for paint for automobile wheel hub, it include with
Lower step：
(1) by the methyl methacrylate of 70%-80% parts by weight in claim 1,70%-80% parts by weight
Hydroxyethyl methacrylate, the Isooctyl acrylate monomer of 30%-50% parts by weight, the acrylic acid fourth of 30%-50% parts by weight
Ester, the initiator of 100% parts by weight are well mixed, and are then divided into two parts by quality, are briefly referred to as component A and component C；
(2) by the methyl methacrylate of 20%-30% parts by weight in claim 1,20%-30% parts by weight
Hydroxyethyl methacrylate, the Isooctyl acrylate monomer of 50%-70% parts by weight, the acrylic acid fourth of 50%-70% parts by weight
Ester is well mixed, referred to as B component；
(3) organic solvent of parts by weight in claim 1 and polyester prepolyer are put into reactor, is heated to the shape that flows back
State；
(4) and then toward dropwise addition component A in reactor, time for adding is 1-2 hours；
(5) continue that B component is added dropwise toward in reactor, time for adding is 0.5-1 hours；
(6) continue that component C is added dropwise toward in reactor, time for adding is 1-2 hours；
(7) after dripping off, insulation reaction 2-5 hours；
(8) 95~105 DEG C are cooled to and then, filtering obtains polyester modification Hydroxylated acrylic resin.
Preferably, the conjunction of above-described a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub
Into method, it is characterised in that organic solvent described in step (1) be one kind in benzene,toluene,xylene, butyl acetate or
Their mixture.
Preferably, the conjunction of above-described a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub
Into method, described polyester prepolyer is by 2~4 parts of parts of neopentyl glycol, 0.5~1 part of trimethylolpropane, HHPA 3~6
Part, dimethylbenzene is 4.5~9 parts, at a temperature of 220 DEG C~240 DEG C, is formed in organotin catalyzed lower esterification.
Preferably, the conjunction of above-described a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub
Into method, described initiator is azodiisobutyronitrile.
Beneficial effect：Compared to the prior art, the present invention has the following advantages：
The present invention is based on polyester modification Hydroxylated acrylic resin, the pliability not possessed with general acrylic resin and resistance to
Impact etc., the present invention chooses acrylic ester monomer, Isooctyl acrylate monomer, butyl acrylate and is used as soft monomer；Choose methyl
Methyl acrylate to acrylic resin is modified as hard monomer and with polyester prepolyer.In preparation process, according to point
Monomer distribution mode in sub- design principle, the mode for taking branch to be added dropwise, control acrylic resin strand, so as to overcome third
Olefin(e) acid resin impact, hardness, adhesive force, flexibility contradiction so that resin reach be widely used, performance protrude
Advantage.
Two-component paints are made with pigment, auxiliary agent in polyester modification Hydroxylated acrylic resin obtained by the present invention, paint tool
There is good corrosion resistance under normal temperature, hardness is high, and good impact resistance, adhesive force is strong, and the advantages of pliability is good can be widely used in wheel hub
Paint field.
Embodiment
Embodiment 1
1st, a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is made up of following raw materials according：
2nd, the synthetic method of a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it includes following step
Suddenly：
(1) by 21g methyl methacrylate, 2.4g hydroxyethyl methacrylate, 3g Isooctyl acrylate monomer,
0.45g butyl acrylates, 0.5g azodiisobutyronitriles are well mixed, and are divided into two parts by quality, are briefly referred to as component A and C
Component；
(2) by remaining 9g methyl methacrylate, 0.6g hydroxyethyl methacrylate, 2g Isooctyl acrylate monomer,
1.05g butyl acrylates are well mixed, referred to as B component.
(3) by toluene 30, butyl acetate 20g and 10g polyester prepolyer, (polyester prepolyer is by 2 parts of neopentyl glycol, three hydroxyl first
0.5 part of base propane, 3 parts of HHPA, dimethylbenzene is 4.5 parts, at a temperature of 220 DEG C, is formed in organotin catalyzed lower esterification),
Reactor is put into, reflux state is heated to；
(4) then be added dropwise component A, time for adding be 1.5 hours；
(5) after completion of dropping, continue that B component is added dropwise, time for adding is 0.5 hour；
(6) after completion of dropping, continue that component C is added dropwise, time for adding is 1.5 hours；
(7) after completion of dropping, 4 hours is incubated, 100 DEG C of filtering and dischargings is then reduced the temperature to, produces of the present invention
Polyester modification Hydroxylated acrylic resin.
Embodiment 2
1st, a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is made up of following raw materials according：
| Component | Quality (g) |
| Toluene | 20 |
| Butyl acetate | 20 |
| Methyl methacrylate | 20 |
| Hydroxyethyl methacrylate | 9 |
| Polyester prepolyer | 15 |
| Isooctyl acrylate monomer | 5 |
| Butyl acrylate | 4 |
| Azodiisobutyronitrile | 0.5 |
。
2nd, the synthetic method of a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it includes following step
Suddenly：
(1) by 16g methyl methacrylate, 7.2g hydroxyethyl methacrylate, 2.5g Isooctyl acrylate monomer, 2g
Butyl acrylate, 0.5g azodiisobutyronitriles are well mixed, and are divided into two parts by quality, are briefly referred to as component A and C components；
(2) it is remaining 4g methyl methacrylate, 1.8g hydroxyethyl methacrylate, 2.5g acrylic acid is different pungent
Ester, 2g butyl acrylates are well mixed, referred to as B component.
(3) by toluene 20, butyl acetate 20g and 15g polyester prepolyer, (polyester prepolyer is by 2 parts of neopentyl glycol, three hydroxyl first
0.5 part of base propane, 3 parts of HHPA, dimethylbenzene is 4.5 parts, at a temperature of 220 DEG C, is formed in organotin catalyzed lower esterification) throw
Enter reactor, be heated to reflux state；
(4) then be added dropwise component A, time for adding be 2 hours；
(5) after completion of dropping, continue that B component is added dropwise, time for adding is 1 hour；
(6) after completion of dropping, continue that component C is added dropwise, time for adding is 2 hours；
(7) after completion of dropping, 3 hours is incubated, 100 DEG C of filtering and dischargings is then reduced the temperature to, produces of the present invention
Polyester modification Hydroxylated acrylic resin.
Embodiment 3 applies formulation Example
1st, baking vanish is made with wheel hub coating according to following table formula.
2nd, above raw material mixed grinding to fineness is less than 20um, sprays making sheet, cold curing, detection results of property is as follows
Table：
More than test result indicates that, the paint film prepared with polyester modification Hydroxylated acrylic resin of the present invention has resistance to
Corrode, hardness is high, good impact resistance, adhesive force is strong, and the advantages of pliability is good can be widely used in wheel hub paint field.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub, it is characterised in that it is made up of following raw materials according：
15 ~ 30 parts of methyl methacrylate, 3 ~ 10 parts of hydroxyethyl methacrylate, 5 ~ 10 parts of Isooctyl acrylate monomer, acrylic acid fourth
1 ~ 5 part of ester, 5 ~ 15 parts of polyester prepolyer, 40 ~ 60 parts of organic solvent, 0.3 ~ 0.6 part of initiator.
2. the polyester modification Hydroxylated acrylic resin according to claim 1 for paint for automobile wheel hub, it is characterised in that institute
The organic solvent stated is a kind of or their mixture in benzene,toluene,xylene, butyl acetate.
3. the polyester modification Hydroxylated acrylic resin according to claim 1 for paint for automobile wheel hub, it is characterised in that institute
The polyester prepolyer stated is by 2 ~ 4 parts of parts of neopentyl glycol, 0.5 ~ 1 part of trimethylolpropane, 3 ~ 6 parts of HHPA, and dimethylbenzene is 4.5
~ 9 parts, at a temperature of 220 DEG C ~ 240 DEG C, formed in organotin catalyzed lower esterification.
4. the polyester modification Hydroxylated acrylic resin according to claim 1 for paint for automobile wheel hub, it is characterised in that institute
The initiator stated is azodiisobutyronitrile.
5. the synthetic method of the polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub described in claim 1, its feature
It is, it comprises the following steps：
（1）By the methyl methacrylate of 70%-80% parts by weight in claim 1, the metering system of 70%-80% parts by weight
Sour hydroxyl ethyl ester, the Isooctyl acrylate monomer of 30%-50% parts by weight, the butyl acrylate of 30%-50% parts by weight, 100% parts by weight
Several initiators is well mixed, and is then divided into two parts by quality, is briefly referred to as component A and component C;
（2）By the methyl methacrylate of 20%-30% parts by weight in claim 1, the methyl-prop of 20%-30% parts by weight
Olefin(e) acid hydroxyl ethyl ester, the Isooctyl acrylate monomer of 50%-70% parts by weight, the butyl acrylate of 50%-70% parts by weight are well mixed,
Referred to as B component;
（3）By the organic solvent of parts by weight in claim 1 and polyester prepolyer input reactor, reflux state is heated to；
（4）Then toward component A is added dropwise in reactor, time for adding is 1-2 hours；
（5）Continue that B component is added dropwise toward in reactor, time for adding is 0.5-1 hours；
（6）Continue that component C is added dropwise toward in reactor, time for adding is 1-2 hours；
（7）After dripping off, insulation reaction 2-5 hours；
（8）Then 95 ~ 105 DEG C are cooled to, filtering obtains polyester modification Hydroxylated acrylic resin.
6. a kind of synthesis side of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub according to claim 1
Method, it is characterised in that step（1）Described organic solvent be benzene,toluene,xylene, butyl acetate in one kind or they
Mixture.
7. a kind of synthesis side of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub according to claim 1
Method, it is characterised in that described polyester prepolyer is by 2 ~ 4 parts of parts of neopentyl glycol, 0.5 ~ 1 part of trimethylolpropane, HHPA 3
~ 6 parts, dimethylbenzene is 4.5 ~ 9 parts, at a temperature of 220 DEG C ~ 240 DEG C, is formed in organotin catalyzed lower esterification.
8. a kind of synthesis side of polyester modification Hydroxylated acrylic resin for paint for automobile wheel hub according to claim 1
Method, it is characterised in that described initiator is azodiisobutyronitrile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456724.0A CN107236088A (en) | 2017-06-16 | 2017-06-16 | A kind of polyester modification Hydroxylated acrylic resin and its synthetic method for paint for automobile wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456724.0A CN107236088A (en) | 2017-06-16 | 2017-06-16 | A kind of polyester modification Hydroxylated acrylic resin and its synthetic method for paint for automobile wheel hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107236088A true CN107236088A (en) | 2017-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710456724.0A Pending CN107236088A (en) | 2017-06-16 | 2017-06-16 | A kind of polyester modification Hydroxylated acrylic resin and its synthetic method for paint for automobile wheel hub |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116831A (en) * | 2020-01-07 | 2020-05-08 | 黄禹 | Preparation method of hydroxyl acrylic emulsion |
| CN114437301A (en) * | 2021-11-18 | 2022-05-06 | 江苏沃莱新材料有限公司 | Polyester modified hydroxyl acrylic resin and preparation method thereof, high-durability hydroxyl acrylic resin coating and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408551A (en) * | 2011-10-19 | 2012-04-11 | 江苏三木集团有限公司 | Preparation method of alkyd resin |
| CN103030744A (en) * | 2012-11-30 | 2013-04-10 | 无锡市虎皇漆业有限公司 | Polyester modified acrylic resin for wood lacquer and wood lacquer |
| CN106749945A (en) * | 2016-11-29 | 2017-05-31 | 广州慧谷化学有限公司 | A kind of polyester modification water-based acrylic resin and preparation and the application in varnish |
-
2017
- 2017-06-16 CN CN201710456724.0A patent/CN107236088A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408551A (en) * | 2011-10-19 | 2012-04-11 | 江苏三木集团有限公司 | Preparation method of alkyd resin |
| CN103030744A (en) * | 2012-11-30 | 2013-04-10 | 无锡市虎皇漆业有限公司 | Polyester modified acrylic resin for wood lacquer and wood lacquer |
| CN106749945A (en) * | 2016-11-29 | 2017-05-31 | 广州慧谷化学有限公司 | A kind of polyester modification water-based acrylic resin and preparation and the application in varnish |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116831A (en) * | 2020-01-07 | 2020-05-08 | 黄禹 | Preparation method of hydroxyl acrylic emulsion |
| CN114437301A (en) * | 2021-11-18 | 2022-05-06 | 江苏沃莱新材料有限公司 | Polyester modified hydroxyl acrylic resin and preparation method thereof, high-durability hydroxyl acrylic resin coating and application thereof |
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Application publication date: 20171010 |
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