CN104312410A - Amino-baking coating composition with self-cleaning function, and preparation method thereof - Google Patents
Amino-baking coating composition with self-cleaning function, and preparation method thereof Download PDFInfo
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- 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
- C09D5/16—Antifouling paints; Underwater paints
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4063—Mixtures of compounds of group C08G18/62 with other macromolecular compounds
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6216—Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
- C08G18/622—Polymers of esters of alpha-beta ethylenically unsaturated carboxylic acids
- C08G18/6225—Polymers of esters of acrylic or methacrylic acid
- C08G18/6229—Polymers of hydroxy groups containing esters of acrylic or methacrylic acid with aliphatic polyalcohols
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- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/06—Polyurethanes from polyesters
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- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention discloses an amino-baking coating composition with a self-cleaning function, and a preparation method thereof. The amino-baking coating composition is prepared from the following raw materials by weight: 7.0-12.0 parts of a hyperbranched polyester polyol resin, 25.0-30.0 parts of a hydroxy acrylic resin, 25.0-30.0 parts of a terminated isocyanate resin, 5.0-10.0 parts of an amino resin, 0.5-1.0 part of an anti-doodling resin, 2.0-3.0 parts of a coating additive and 15.0-35.0 parts of a diluent. The product is an amino-baking coating with long-term efficacy and the self-cleaning function prepared by using numerous hydroxyl-terminated functional groups in the nano-scale hyperbranched polyester resin to realize high coating crosslinking density and low surface energy, in cooperation with the anti-doodling resin participating in the coating crosslinking reaction. The preparation method provided by the invention is simple and is suitable for large-scale production.
Description
Technical field
The present invention relates to coating and preparation method thereof technical field.More specifically, a kind of amino-stoving varnish composition and method of making the same with self-cleaning function is related to.
Background technology
Amino-stoving varnish with the acrylic resin of hydroxyl or Synolac, aminoresin for main film forming substance, pack with single-component under normal temperature, at relatively high temperatures (more than 140 DEG C), chemical reaction is there is between component, form the three dimensional structure with three-dimensional network, there is very high hardness, the excellent performance such as sticking power, high gloss, good guarantor's light tint retention, be widely used in the application of the shells such as automobile, boats and ships and aircraft.
Along with the development of automobile industry, the coating specification of people to automobile component is more and more higher, especially in environmental protection with possess in certain specific function.Aluminium alloy wheel hub of vehicle can speckle with dust, greasy dirt and brake unavoidably and cut in vehicle travels, and the contaminated resistance of conventional boss coating varnish is poor, especially cuts brake and is stained with rear very difficult cleaning; In addition, at north of China winter season, one deck frost easily tied by body of a motor car, windshield glass and rear vision mirror, has influence on automobile appearance and traffic safety.
According to " lotus leaf automatically cleaning " principle, make coating in drying and forming-film process, the concavo-convex nanostructure of similar lotus leaf is formed at coatingsurface, it is vacant state that this rough nano coating can make dust granule be attached to coatingsurface, the contact angle of water and coatingsurface is increased greatly, the contaminative particulate disengaging coatingsurface under the washing away of wind and rain piled up or adsorb, reaches automatically cleaning object.
General by adding organosilicon auxiliary agent to reach certain automatically cleaning object in prior art, but the organosilicon auxiliary agent of low surface energy easily moves to coating surface, and As time goes on, auxiliary agent is lost, and paint film self-cleaning function can reduce.
Therefore, need to provide a kind of and there is amino-stoving varnish of long-lasting self-cleaning function and preparation method thereof.
Summary of the invention
First technical problem that the present invention will solve is to provide a kind of amino-stoving varnish composition with self-cleaning function, this product utilizes terminal hydroxy group functional groups numerous in nano level Hyperbranched Polyester Resin to realize high paint film cross-linking density, and a kind of amino-stoving varnish with long-lasting self-cleaning function coordinating the anti-graffiti resin-made of participation paint film crosslinking reaction standby.
Second technical problem that the present invention will solve is to provide a kind of preparation method with the amino-stoving varnish composition of self-cleaning function, and the method preparation technology is simple, and suitability for industrialized is produced.
For solving above-mentioned first technical problem, the present invention adopts following technical proposals:
There is an amino-stoving varnish composition for self-cleaning function, comprise the raw material of following weight part:
Above-mentioned raw materials all can be obtained by commercially available.
Preferably, described hyper-branched polyester polyol resin hydroxyl value counts 240 ~ 320mgKOH/g by solid resin, viscosity is 20 ~ 100cPs, 25 DEG C.
Preferably, the deblocking temperature of described blocked isocyanate resin is 110 ~ 150 DEG C.
Preferably, described anti-graffiti resin contains hydroxyl, and the hydroxyl value of described anti-graffiti resin counts 30 ~ 60mg KOH/g by pure solid part.
Preferably, described coatings additive(s) is selected from one or more in UV light absorber, photostabilizer, flow agent, coupling agent, siccative, toughner, emulsifying agent, thickening material, pigment dispersing agent, defoamer, anti-skinning agent, matting agent, mould inhibitor or static inhibitor.More preferably, described coatings additive(s) comprises UV light absorber, 0.5 ~ 1.0 part of photostabilizer, the flow agent of 0.5 ~ 1.0 part and coupling agent of 0.5 ~ 1.0 part of 0.5 ~ 1.0 part.
Preferably, described thinner is selected from one or more in esters solvent, ketones solvent, alcoholic solvent or alcohol ether solvent;
Preferably, described esters solvent is selected from one or more in ethyl acetate, butylacetate, 1-Methoxy-2-propyl acetate or pentyl acetate;
Preferably, described ketones solvent is selected from one or more in acetone, butanone, pimelinketone, cyclopentanone or mibk;
Preferably, described alcoholic solvent is selected from one or more in methyl alcohol, ethanol or butanols;
Preferably, described alcohol ether solvent is selected from one or more in glycol-ether, ethylene glycol-ether, Diethylene Glycol-ether.
For solving above-mentioned second technical problem, the present invention adopts following technical proposals:
There is a preparation method for the amino-stoving varnish composition of self-cleaning function, comprise following preparation process:
(1) 15.0 parts ~ 20.0 parts thinners are added in the reactor of band stirring, then add 7.0 parts ~ 12.0 parts hyper-branched polyester polyol resins and continue to stir 8-15min;
(2) in the reactor of step (1), add 5.0 parts ~ 10.0 parts aminoresin, 25.0 parts ~ 30.0 parts Hydroxylated acrylic resins, 25.0 parts ~ 30.0 parts blocked isocyanate resins, 0.5 part ~ 1.0 parts anti-graffiti resins and 2.0 parts ~ 3.0 parts coatings additive(s)s successively, filter after continuing stirring 20 ~ 40min and obtain the amino-stoving varnish with self-cleaning function.
Preferably, step (1) described stirring velocity is: 200 ~ 250r/min; Step (2) described stirring velocity is: 300 ~ 350r/min.
Beneficial effect of the present invention is as follows:
The amino-stoving varnish of self-cleaning function of the present invention, terminal hydroxy group functional groups numerous in nano level Hyperbranched Polyester Resin is utilized to realize high paint film cross-linking density, its high paint film cross-linking density and low surface energy effectively can reduce water, dust, greasy dirt, brake to be cut with birds droppings etc. in the attachment of coating surface and infiltration, reduce the frequency of vehicle cleaning to a certain extent.The anti-graffiti resin participating in paint film crosslinking reaction is coordinated to make the amino-stoving varnish of self-cleaning function of the present invention have long-lasting self-cleaning function.
Embodiment
In order to be illustrated more clearly in the present invention, below in conjunction with preferred embodiment, the present invention is described further.It will be appreciated by those skilled in the art that specifically described content is illustrative and nonrestrictive, should not limit the scope of the invention with this below.
Hyper-branched polyester polyol resin: BBHA D5025 (CyGLAZ BB500) or BBD5025, all purchased from Science and Technology Ltd. immediately of Singapore;
Hydroxylated acrylic resin: SETALUX1215BA-68 is purchased from Niu Peisi resin (Suzhou) company limited, or DESMOPHEN A870BA is purchased from BAYER company;
Blocked isocyanate resin: BL3175 is all purchased from BAYER company; BLR8086, purchased from moral modest (Shanghai) Chemical Co., Ltd.;
Aminoresin: CYMEL1158 is purchased from CYTEC company, or Luwipal072 available from BASF;
Anti-graffiti resin: TEGO Protect5001 or TEGO Protect5000 all wins Degussa (China) Investment Co., Ltd purchased from wound;
Coatings additive(s):
Flow agent BYK-331, BYK-358N or OTSN;
UV light absorber: TINUVIN-1130, TINUVIN-400, CHISOKB5228;
Photostabilizer: TINUVIN-292, TINUVIN-123, CHISOKB523;
Photocoupler: DC6040 or KBM403;
Embodiment 1
Table 1 embodiment 1 raw material weight number
By the butylacetate of 12 parts, the pimelinketone of the 1-Methoxy-2-propyl acetate of 9 parts and 10.6 parts adds in stirring tank, the BBHA D5025 of 11.6 parts is slowly added under 200r/min mixing speed, the CYMEL1158 of 10.0 parts is slowly added successively after stirring 10min, the SETALUX1215BA-68 of 25.4 parts, the BL3175 of 25.9 parts, the Protect5001 of 0.6 part, the BYK-331 of 0.3 part, the TINUVIN-400 of 0.7 part, the DC6040 of TINUVIN-292 and 0.8 part of 0.3 part, rise stir speed (S.S.) after feeding intake to filter after 350r/min continues to stir 30min, discharging obtains the amino-stoving varnish with self-cleaning function.
The performance test with the amino-stoving varnish of self-cleaning function prepared by embodiment 1
The obtained amino-stoving varnish viscosity with self-cleaning function is diluted to 24 ~ 26 seconds and (is coated with-4 flow cups, 25 DEG C), be sprayed on aluminium sheet, (rock field 101 type spray gun, spray pressure 0.4MPa, controls dried film thickness 25 ~ 30 μm), levelling 6 ~ 8min, last 140 DEG C × 30min toasts, and namely obtains the amino-stoving varnish coating of self-cleaning function.
The detection method of performance is in table 2: wherein, and surface tension test mixed solution is that Japanese Wako Pure Chemical Industries, Ltd. buys.Concrete test streaks coating surface with the cotton swab speckling with liquid medicine, leaves cut, cut ungauged regions within 3 seconds, and namely presentation surface tension force can reach the surface tension rank representated by numeral that bottle marks.Numeral is larger, and presentation surface tension force is higher.
Table 2 method for testing performance
Comparative example 1 is that unclassified stores consumption is constant with anti-graffiti resin in the mass substitution embodiments 1 such as commercially available organosilicon auxiliary agent.
Comparative example 2 is commercially available SiO
2the mass substitution embodiment 1 anti-graffiti resin unclassified stores consumptions such as nano particle are constant.The baking vanish performance of embodiment 1 and comparative example 1,2 is in table 3.
The performance of the baking vanish of table 3 embodiment 1 and comparative example
As can be seen from Table 3, the amino-stoving varnish excellent performance with self-cleaning function prepared by embodiment 1, its surface tension is less than 22.6, is less than comparative example, therefore has good anti-graffiti property.And its anti-graffiti property does not weaken antigraffiti effect along with the impact of the factor such as sunshine, surface scratch completely, has automatically cleaning long-lasting.And the water-fast and antigraffiti effect of comparative example 1 paint film is poor, the SiO that comparative example 2 is added
2nano particle only plays filling effect in paint film, reduces paint film physicochemical property on the contrary, does not reach desirable antigraffiti effect.
Weatherometer is simulated: be placed in weatherometer by model prepared by embodiment 1 and comparative example 1,2 and take out after about 750 hours, then survey anti-graffiti property, the results are shown in Table 4.
The performance of the baking vanish of embodiment 1 and comparative example after table 4 anti-aging test
Embodiment 2
Repeat embodiment 1, its difference is only, embodiment 2 raw material weight number is as table 3.Wherein said hyper-branched polyester polyol resin hydroxyl value counts 240mg KOH/g by solid resin, viscosity is 20cPs, 25 DEG C; The deblocking temperature of described blocked isocyanate resin is 110 DEG C; The hydroxyl value of described anti-graffiti resin counts 30mg KOH/g by pure solid part.
Table 5 embodiment 2 raw material weight number
Embodiment 3
Embodiment 3 raw material weight number is as table 4.Wherein said hyper-branched polyester polyol resin hydroxyl value counts 320mg KOH/g by solid resin, viscosity is 100cPs, 25 DEG C; The deblocking temperature of described blocked isocyanate resin is 140 DEG C; The hydroxyl value of described anti-graffiti resin counts 30mg KOH/g by pure solid part.
Table 6 embodiment 3 raw material weight number
| Raw material | Number |
| Hyper-branched polyester polyol resin BBHA D5025 | 12 parts |
| Hydroxylated acrylic resin SETALUX1215BA-68 | 28 parts |
| Blocked isocyanate resin B L3175 | 26 parts |
| Aminoresin CYMEL1158 | 8 parts |
| Anti-graffiti resin TEGO Protect5001 | 0.8 part |
| Pigment dispersing agent and defoamer 1:1 mix | 2.5 part |
| Ethanol and Diethylene Glycol-ether 1:1 mix | 18 parts |
(1) thinner is added in the reactor of band stirring, then add hyper-branched polyester polyol resin and continue to stir 15min; Stirring velocity is 200r/min;
(2) in the reactor of step (1), add aminoresin, Hydroxylated acrylic resin, blocked isocyanate resin, anti-graffiti resin and coatings additive(s) successively, continuing low whipping speed is: filter the amino-stoving varnish obtaining having self-cleaning function after stirring 40min under the condition of 300r/min.
Embodiment 4
Embodiment 4 raw material weight number is as table 5.
Table 7 embodiment 4 raw material weight number
(1) thinner is added in the reactor of band stirring, then add hyper-branched polyester polyol resin and continue to stir 8min; Stirring velocity is 250r/min;
(2) in the reactor of step (1), add aminoresin, Hydroxylated acrylic resin, blocked isocyanate resin, anti-graffiti resin and coatings additive(s) successively, continuing low whipping speed is: filter the amino-stoving varnish obtaining having self-cleaning function after stirring 20min under the condition of 350r/min.
Embodiment 5,6
With embodiment 1, its difference is only, the hydroxyl value of described hyper-branched polyester polyol resin is respectively by solid resin: 230mg KOH/g, 330mg KOH/g.
Embodiment 7,8
With embodiment 1, its difference is only, the hydroxyl value of described anti-graffiti resin is respectively 25mg KOH/g, 65mg KOH/g by pure solid part.
The surface tension of the amino-stoving varnish coating of embodiment 2-8 is in table 6.The anti-graffiti property of amino-stoving varnish coating of embodiment 2-8 does not weaken antigraffiti effect along with the impact of the factor such as sunshine, surface scratch completely, has automatically cleaning long-lasting.
The surface tension of the amino-stoving varnish coating of table 8 embodiment 2-8
| ? | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| Surface tension | ＜22.6 | ＜22.6 | ＜22.6 | 22.6 | 24.0 | 24.0 | 26.8 |
Embodiment 9
With embodiment 4, its difference is only, the order of addition(of ingredients) of step (2) adds Hydroxylated acrylic resin, aminoresin, blocked isocyanate resin, anti-graffiti resin and coatings additive(s) successively, continuing low whipping speed is: stir under the condition of 350r/min, after 10min, reaction system is reunited, stirring velocity is brought up to 400r/min, still cannot scatter.
Embodiment 10
With embodiment 4, its difference is only, the order of addition(of ingredients) of step (2) adds anti-graffiti resin, aminoresin, Hydroxylated acrylic resin, blocked isocyanate resin and coatings additive(s) successively, continuing low whipping speed is: stir under the condition of 350r/min, after 5min, reaction system is reunited, and cannot scatter.
Embodiment 11
With embodiment 1, its difference is only, embodiment 11 is raw materials used in table 7.Amino-stoving varnish coating test result and the embodiment 1 of embodiment 11 preparation are close.
Table 9 embodiment 11 raw material weight number
Obviously; the above embodiment of the present invention is only for example of the present invention is clearly described; and be not the restriction to embodiments of the present invention; for those of ordinary skill in the field; can also make other changes in different forms on the basis of the above description; here cannot give exhaustive to all embodiments, every belong to technical scheme of the present invention the apparent change of extending out or variation be still in the row of protection scope of the present invention.
Claims (9)
1. there is an amino-stoving varnish composition for self-cleaning function, it is characterized in that, comprise the raw material of following weight part:
2. the amino-stoving varnish composition with self-cleaning function according to claim 1, is characterized in that, described hyper-branched polyester polyol resin hydroxyl value counts 240 ~ 320mg KOH/g by solid resin, viscosity is 20 ~ 100cPs, 25 DEG C.
3. the amino-stoving varnish composition with self-cleaning function according to claim 1, is characterized in that, the deblocking temperature of described blocked isocyanate resin is 110 ~ 150 DEG C.
4. the amino-stoving varnish composition with self-cleaning function according to claim 1, is characterized in that, described anti-graffiti resin contains hydroxyl, and the hydroxyl value of described anti-graffiti resin counts 30 ~ 60mg KOH/g by pure solid part.
5. the amino-stoving varnish composition with self-cleaning function according to claim 1, it is characterized in that, described coatings additive(s) is selected from one or more in UV light absorber, photostabilizer, flow agent, coupling agent, siccative, toughner, emulsifying agent, thickening material, pigment dispersing agent, defoamer, anti-skinning agent, matting agent, mould inhibitor or static inhibitor.
6. the amino-stoving varnish composition with self-cleaning function according to claim 5, it is characterized in that, described coatings additive(s) comprises UV light absorber, 0.3 ~ 1.0 part of photostabilizer, the flow agent of 0.3 ~ 1.0 part and coupling agent of 0.5 ~ 1.0 part of 0.5 ~ 1.0 part.
7. the amino-stoving varnish composition with self-cleaning function according to claim 1, is characterized in that, described thinner is selected from one or more in esters solvent, ketones solvent, alcoholic solvent or alcohol ether solvent;
Preferably, described esters solvent is selected from one or more in ethyl acetate, butylacetate, 1-Methoxy-2-propyl acetate or pentyl acetate;
Preferably, described ketones solvent is selected from one or more in acetone, butanone, pimelinketone, cyclopentanone or mibk;
Preferably, described alcoholic solvent is selected from one or more in methyl alcohol, ethanol or butanols;
Preferably, described alcohol ether solvent is selected from one or more in glycol-ether, ethylene glycol-ether, Diethylene Glycol-ether.
8. the preparation method with the amino-stoving varnish composition of self-cleaning function as described in claim 1-7, is characterized in that, comprise following preparation process:
(1) 15.0 parts ~ 20.0 parts thinners are added in reactor, stir; Then add 7.0 ~ 12.0 parts of hyper-branched polyester polyol resins to continue to stir 8-15min;
(2) in reactor, add 5.0 parts ~ 10.0 parts aminoresin, 25.0 parts ~ 30.0 parts Hydroxylated acrylic resins, 25.0 parts ~ 30.0 parts blocked isocyanate resins, 0.5 part ~ 1.0 parts anti-graffiti resins and 2.0 parts ~ 3.0 parts coatings additive(s)s successively, filter after stirring 20 ~ 40min and obtain the amino-stoving varnish with self-cleaning function.
9. the preparation method with the amino-stoving varnish composition of self-cleaning function according to claim 8, is characterized in that: step (1) described stirring velocity is: 200 ~ 250r/min; Step (2) described stirring velocity is: 300 ~ 350r/min.
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| CN201410308628.8A CN104312410B (en) | 2014-07-01 | 2014-07-01 | A kind of amino-stoving varnish compositions with self-cleaning function and preparation method thereof |
| PCT/CN2015/081912 WO2016000537A1 (en) | 2014-07-01 | 2015-06-19 | Amino baking varnish composition having self-cleaning function and preparation method therefor |
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| CN201410308628.8A CN104312410B (en) | 2014-07-01 | 2014-07-01 | A kind of amino-stoving varnish compositions with self-cleaning function and preparation method thereof |
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| WO2016000537A1 (en) * | 2014-07-01 | 2016-01-07 | 廊坊立邦涂料有限公司 | Amino baking varnish composition having self-cleaning function and preparation method therefor |
| CN107459892A (en) * | 2017-08-02 | 2017-12-12 | 河北晨阳工贸集团有限公司 | A kind of farm machinery baking vanish and preparation method thereof |
| CN113563775A (en) * | 2021-07-27 | 2021-10-29 | 珠海市卓和化工科技有限公司 | Odor-removing special modified acrylic acid varnish baking paint coating |
| CN115895365A (en) * | 2022-12-28 | 2023-04-04 | 惠阳钰城泰化工有限公司 | Single-component low-temperature environment-friendly coating for coating carbon fiber composite material and preparation method thereof |
| CN117247709A (en) * | 2023-10-17 | 2023-12-19 | 威海真都化工有限公司 | Low-VOC thick film type drawing varnish and preparation method and application thereof |
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| CN112194945B (en) * | 2020-10-13 | 2023-03-21 | 佛山市精点涂料技术有限公司 | Water-based baking coating with high anodic oxidation imitation effect and preparation method thereof |
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| CN107459892A (en) * | 2017-08-02 | 2017-12-12 | 河北晨阳工贸集团有限公司 | A kind of farm machinery baking vanish and preparation method thereof |
| CN113563775A (en) * | 2021-07-27 | 2021-10-29 | 珠海市卓和化工科技有限公司 | Odor-removing special modified acrylic acid varnish baking paint coating |
| CN115895365A (en) * | 2022-12-28 | 2023-04-04 | 惠阳钰城泰化工有限公司 | Single-component low-temperature environment-friendly coating for coating carbon fiber composite material and preparation method thereof |
| CN115895365B (en) * | 2022-12-28 | 2023-11-07 | 惠阳钰城泰化工有限公司 | Single-component low-temperature environment-friendly paint for carbon fiber composite material coating and preparation method thereof |
| CN117247709A (en) * | 2023-10-17 | 2023-12-19 | 威海真都化工有限公司 | Low-VOC thick film type drawing varnish and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
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| WO2016000537A1 (en) | 2016-01-07 |
| CN104312410B (en) | 2016-10-05 |
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