CN104497826B - A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint - Google Patents
A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint Download PDFInfo
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- CN104497826B CN104497826B CN201410772863.0A CN201410772863A CN104497826B CN 104497826 B CN104497826 B CN 104497826B CN 201410772863 A CN201410772863 A CN 201410772863A CN 104497826 B CN104497826 B CN 104497826B
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- cellulose acetate
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- matte varnish
- polyamide wax
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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
-
- 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
- C09D7/20—Diluents or solvents
-
- 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
- C09D7/65—Additives macromolecular
-
- 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
Abstract
A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, the matte varnish includes first component, component B and dilution and uses the third component, and first component is separately stored with component B, and the right to use used time remixes reaction, dilute again, first component, component B and dilution are 1 with the weight ratio of the third component：0.2~0.3：0.4~0.6.The present invention gloss is uniform, adhesive force strong, high temperature resistant, water-fast, chemical resistance is good, it is good to protect light colour retention；During construction：Levelling is good, easy spraying, particularly in terms of color inhibition, weather resistance, there is excellent effect.
Description
Technical field
The present invention relates to a kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, belong to woodwork coating manufacture
Industry technical field.
Background technology
PU color inhibition matte varnish is a kind of woodwork coating of high comprehensive performance, is widely used in and is sprayed on white finish paint upper cover
Light, so that fine flour keeps original color and has more preferable yellowing resistance, after the conventional construction with paint, paint film in curing agent because containing
Phenyl ring, easily makes paint film xanthochromia aging, adds the influence of the factors such as synoptic climate, occurs loss of gloss, eclipsed, hair over time
The disadvantage such as dark.
The content of the invention
The purpose of the present invention is that there is provided one kind there is high color inhibition, high-weatherability, formula to close in view of the shortcomings of the prior art
The woodenware of the reason PU color inhibition matte varnish being sprayed on white finish paint.
It is a further object of the present invention to provide a kind of above-mentioned woodenware PU color inhibition matte varnish being sprayed on white finish paint
Preparation method.
Third object of the present invention is to provide a kind of above-mentioned woodenware clear face of PU color inhibition dumb lights being sprayed on white finish paint
The application process of paint.
What the present invention was realized in：A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, its is special
Part is to be made up of following components in weight percent：
First component：
Component B：
HDI curing agent 28%~40%, dehydration acetate N-butyl 58%~72%；
Wherein each component percentage sum of first component is met absolutely, and each component percentage sum of component B is met
Absolutely；
Wherein first component and component B are separately stored, by weight 1 when using：0.2~0.3 mixes first component and component B
Conjunction dilutes again.
A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterized in that：It is described
Cellulose acetate liquid be made up of following components in weight percent：
Cellulose acetate 20%, n-butyl acetate 80%.
A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterized in that：It is described
The anti-settling slurry of polyamide wax is made up of following components in weight percent：
Polyamide wax 30%, dimethylbenzene 70%.
A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterized in that：Also wrap
Include dilution and use the third component, third component is made up of following weight percentage component：
The each component percentage sum of wherein the third component is met absolutely.
A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterized in that：It is described
Fineness≤30um of first component, viscosity is 1000~1500mpa.s/25 DEG C.
A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterized in that：It is described
The viscosity of cellulose acetate liquid is 1500~2000mpa.s/25 DEG C.
A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterized in that described poly-
Fineness≤15um of the anti-settling slurry of amide waxe.
A kind of woodenware preparation method for the PU color inhibition matte varnish being sprayed on white finish paint, it is characterised in that：By bag
Include following steps：
(1) cellulose acetate is prepared：
Each material component of cellulose acetate liquid is weighed, mixing is uniformly dispersed, to being completely dissolved, and produces cellulose acetate liquid；
(2) the anti-settling slurry of polyamide wax is prepared
The anti-settling slurry of polyamide wax is weighed, mixing is uniformly dispersed, to fineness≤15um, produce the anti-settling slurry of polyamide wax；
(3) first component is prepared：
Weigh each material component of first component, successively by Hydroxylated acrylic resin, cellulose acetate liquid, wetting dispersing agent, disappear
After the anti-settling slurry low speed of infusion, levelling agent, polyamide wax is uniformly dispersed, then mute powder put into dispersion cylinder, then at a high speed scattered 10~
15min, adjusts viscosity to 1000~1500mpa.s/25 DEG C to fineness≤30um, then with n-butyl acetate, that is, first component is made；
(4) component B is prepared：
Each raw material components of component B are weighed, dehydration is well mixed, scattered 30min is stirred for after dehydration, is warming up to after 70 DEG C
30min is incubated, then cooling discharge is sealed；
Diluted again in use, first component and component B are mixed in proportion.
A kind of described woodenware preparation method for the PU color inhibition matte varnish being sprayed on white finish paint, its feature exists
In：The scattered rotating speed of low speed is 600~800r/min in the step (3), and scattered rotating speed is 1200~1500r/ at a high speed
min。
The woodenware method for the PU color inhibition matte varnish being sprayed on white finish paint, comprises the following steps：
(1) the third component is prepared：Weigh each material component of the third component, mixing and stirring；
(2) allotment dilution matte varnish：
First component, component B and the third component are mixed in proportion and be can be used.
Cellulose acetate produces for Yi Shi Man of the U.S. in the present invention, and marque is CAB-381-2.
Polyamide wax is Japanese this chemical company of nanmu production in the present invention, and marque is 6900-20X.
Hydroxylated acrylic resin produces for Wuxi A Keli chemical companies in the present invention, and marque is A-2050A.
Wetting dispersing agent is German BASF European Co., Ltd's production in the present invention, and marque is EFKA4010.
Levelling agent produces for Ying Chuan companies of Germany in the present invention, and marque is DEGO450.
Defoamer produces for Bi Ke companies of Germany in the present invention, and marque is BYK 052.
Mute powder produces for W. R. Grace ＆ Co of the U.S. in the present invention, and marque is ED-2.
HDI curing agent produces for Bayer A.G in the present invention, and marque is N3390.
Hydroxy acrylic acid tree and cellulose acetate are weatherability very outstanding materials, and HDI curing agent is also color inhibition
A kind of material of excellent performance, when this different materials is combined together, just produce the present invention relates to one kind have high color inhibition,
The high-weatherability woodenware PU color inhibition matte varnish being sprayed on white finish paint.
A kind of woodenware of the present invention PU color inhibition matte varnish being sprayed on white finish paint, compared with prior art, have with
Lower beneficial effect：The present invention gloss is uniform, adhesive force strong, high temperature resistant, water-fast, chemical resistance is good, it is good to protect light colour retention；Construction
When：Levelling is good, easy spraying, particularly in terms of color inhibition, weather resistance, there is excellent effect.
Embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, is made up of following components in weight percent：
First component：
HDI curing agent 28%, dehydration acetate N-butyl 72%；
Wherein first component and component B are separately stored, by weight 1 when using：0.2 mixes first component again with component B
Dilution.
Described cellulose acetate liquid is made up of following components in weight percent：
Cellulose acetate 20%, n-butyl acetate 80%.
The anti-settling slurry of polyamide wax is made up of following components in weight percent：
Polyamide wax 30%, dimethylbenzene 70%.
It is used as further improvement：A kind of described woodenware PU color inhibition matte varnish being sprayed on white finish paint, is also wrapped
Include dilution and use the third component, third component is made up of following weight percentage component：
N-butyl acetate 70%, propylene glycol methyl ether acetate 20%, cyclohexanone 10%.
The weight ratio of the first component, component B and the third component is：1：0.2：0.4.
Fineness≤30um of the first component, viscosity is 1000~1500mpa.s/25 DEG C.
The viscosity of the cellulose acetate liquid is 1500~2000mpa.s/25 DEG C.
Fineness≤15um of the anti-settling slurry of polyamide wax.
A kind of woodenware preparation method of the PU color inhibition matte varnish being sprayed on white finish paint, by comprising the following steps：
(1) cellulose acetate is prepared：
Each material component of cellulose acetate liquid is weighed, mixing is uniformly dispersed, to being completely dissolved, and produces cellulose acetate liquid；
(2) the anti-settling slurry of polyamide wax is prepared
The anti-settling slurry of polyamide wax is weighed, mixing is uniformly dispersed, to fineness≤15um, produce the anti-settling slurry of polyamide wax；
(3) first component is prepared：
Weigh each material component of first component, successively by Hydroxylated acrylic resin, cellulose acetate liquid, wetting dispersing agent, disappear
After the anti-settling slurry low speed of infusion, levelling agent, polyamide wax is uniformly dispersed, then mute powder put into dispersion cylinder, then at a high speed scattered 10~
15min, adjusts viscosity to 1000~1500mpa.s/25 DEG C to fineness≤30um, then with n-butyl acetate, that is, first component is made；
(4) component B is prepared：
Each raw material components of component B are weighed, dehydration is well mixed, scattered 30min is stirred for after dehydration, is warming up to after 70 DEG C
30min is incubated, then cooling discharge is sealed；
Diluted again in use, first component and component B are mixed in proportion.
The scattered rotating speed of low speed is 600~800r/min in the step (3), at a high speed scattered rotating speed for 1200~
1500r/min。
Third method for preparing ingredients thereof comprises the following steps：
(1) the third component is prepared：Weigh each material component of the third component, mixing and stirring；
(2) allotment dilution matte varnish：
First component, component B and the third component are mixed in proportion and be can be used.
Embodiment 2
A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, is made up of following components in weight percent：
First component：
Component B：
HDI curing agent 40%, dehydration acetate N-butyl 60%；
Wherein each component percentage sum of first component is met absolutely, and each component percentage sum of component B is met
Absolutely；
Wherein first component and component B are separately stored, by weight 1 when using：0.3 mixes first component again with component B
Dilution.
It is used as further improvement：Also include dilution and use the third component, third component is by following weight percentage component group
Into：
N-butyl acetate 85%, propylene glycol methyl ether acetate 10%, cyclohexanone 5%；
The each component percentage sum of wherein the third component is met absolutely.
The weight ratio of the first component, component B and the third component is：1：0.3：0.6.
Embodiment 3
A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, is made up of following components in weight percent：
First component：
Component B：
HDI curing agent 30%, dehydration acetate N-butyl 70%；
Wherein each component percentage sum of first component is met absolutely, and each component percentage sum of component B is met
Absolutely；
Wherein first component and component B are separately stored, by weight 1 when using：0.2~0.3 mixes first component and component B
Conjunction dilutes again.
Described cellulose acetate liquid is made up of following components in weight percent：
Cellulose acetate 20%, n-butyl acetate 80%.
The anti-settling slurry of polyamide wax is made up of following components in weight percent：
Polyamide wax 30%, dimethylbenzene 70%.
The third component also is used including dilution as further improve, third component is by following weight percentage component group
Into：
N-butyl acetate 75%, propylene glycol methyl ether acetate 18%, cyclohexanone 7%；
The weight ratio of the first component, component B and the third component is：1：0.25：0.5.
A kind of woodenware of the present invention is as follows with the PU color inhibition matte varnish performance tests being sprayed on white finish paint：
Embodiment of the present invention average value and commercially available matte varnish are all sprayed on progress Performance comparision such as following table on fine flour,
| Inspection project | The present invention | Sample A | Sample B |
| Surface drying | 30min | 25min | 23min |
| Do solid work | 11h | 10h | 8h |
| Gloss | 27° | 25° | 26° |
| Adhesive force | 1 grade | 1 grade | 1 grade |
| Pliability mm | 1 | 1 | 2 |
| Heat resistance | Pass through | Pass through | Pass through |
| Gloss retention | 0 grade | 1 grade | 2 grades |
| Colour retention | No color differnece | Slight color differences | Serious color difference |
| Yellowing resistance (shines 3 months) | Without xanthochromia | Serious discoloration | Serious discoloration |
Above-mentioned detection method：Performance indications can refer to GB/23997-2009, limits of harmful substances ginseng GB18581-2009.
From data above, matte varnish of the present invention is that a kind of gloss uniform, color inhibition, weather resistance are very outstanding
PU matte varnish, color inhibition, weather resistance it is special it is excellent be woodwork coating first choice.It is of the invention a kind of with high-weatherability woodenware
With the PU color inhibition matte varnish being sprayed on white finish paint, the PU matte varnish of weatherability of the invention is after testing and on probation
Prove, the adhesive force of its coating is strong, hardness is high, gloss is uniform, high temperature resistant, water-fast, chemical resistance are good, during construction：Levelling is good, easy
Spraying, particularly in terms of color inhibition, weather resistance, there is excellent effect.
Above-described is only the preferred embodiments of the present invention.It should be pointed out that for the ordinary skill of this area
For personnel, without departing from the principles of the present invention, some improvement and modification can also be made, this is also considered as the present invention's
Protection domain.
Claims (2)
1. a kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint, it is characterised in that by following percentage by weight group
Part composition：
First component：
Component B：
HDI curing agent 28%~40%, dehydration acetate N-butyl 58%~72%；
Wherein each component percentage sum of first component is met absolutely, and each component percentage sum of component B meets percentage
Hundred；
Wherein first component and component B are separately stored, by weight 1 when using：0.2~0.3 mixes first component again with component B
Dilution；
Described cellulose acetate liquid is made up of following components in weight percent：
Cellulose acetate 20%, n-butyl acetate 80%；
The anti-settling slurry of polyamide wax is made up of following components in weight percent：
Polyamide wax 30%, dimethylbenzene 70%；
Also include dilution and use the third component, third component is made up of following weight percentage component：
N-butyl acetate 60%~85%, propylene glycol methyl ether acetate 10%~20%,
Cyclohexanone 5%~10%；
The each component percentage sum of wherein the third component is met absolutely；
The weight ratio of the first component, component B and the third component is：1：0.2~0.3：0.4~0.6；
Fineness≤30um of the first component, viscosity is 1000~1500MPas/25 DEG C；
The viscosity of the cellulose acetate liquid is 1500~2000 MPas/25 DEG C；
Fineness≤15 μm of the anti-settling slurry of polyamide wax；
Its preparation method is by comprising the following steps：
(1) cellulose acetate is prepared：
Each material component of cellulose acetate liquid is weighed, mixing is uniformly dispersed, to being completely dissolved, and produces cellulose acetate liquid；
(2) the anti-settling slurry of polyamide wax is prepared
The anti-settling slurry of polyamide wax is weighed, mixing is uniformly dispersed, to fineness≤15um, produce the anti-settling slurry of polyamide wax；
(3) first component is prepared：
Weigh each material component of first component, successively by Hydroxylated acrylic resin, cellulose acetate liquid, wetting dispersing agent, defoamer,
After the anti-settling slurry low speed of levelling agent, polyamide wax is uniformly dispersed, then by mute powder input dispersion cylinder, then scattered 10~15min at a high speed, extremely
Fineness≤30 μm, then adjust viscosity to 1000~1500 MPas/25 DEG C with n-butyl acetate, that is, first component is made；
(4) component B is prepared：
Each raw material components of component B are weighed, dehydration is well mixed, scattered 30min is stirred for after dehydration, is warming up to after 70 DEG C and is incubated
30min, then cooling discharge sealing；
In use, first component and component B are mixed in proportion, dilute again can low speed be scattered in the step (3) turns
Speed is 600~800r/min, and scattered rotating speed is 1200~1500r/min at a high speed.
2. a kind of method for the PU color inhibition matte varnish being sprayed on white finish paint of woodenware described in application claim 1, it is special
Levy and be：Comprise the following steps：
(1) the third component is prepared：Weigh each material component of the third component, mixing and stirring；
(2) allotment dilution matte varnish：
First component, component B and the third component are mixed in proportion and be can be used.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410772863.0A CN104497826B (en) | 2014-12-15 | 2014-12-15 | A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint |
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|---|---|---|---|
| CN201410772863.0A CN104497826B (en) | 2014-12-15 | 2014-12-15 | A kind of woodenware PU color inhibition matte varnish being sprayed on white finish paint |
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| CN104497826A CN104497826A (en) | 2015-04-08 |
| CN104497826B true CN104497826B (en) | 2017-07-18 |
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| CN105001773B (en) * | 2015-06-30 | 2017-06-06 | 广东花王涂料有限公司 | A kind of matte varnish and preparation method thereof |
| CN104962151B (en) * | 2015-06-30 | 2017-03-22 | 广东花王涂料有限公司 | Matte black finishing paint and preparation method thereof |
| CN104927529B (en) * | 2015-06-30 | 2017-03-29 | 广东花王涂料有限公司 | A kind of matte white finish and preparation method thereof |
| CN105399914A (en) * | 2015-12-11 | 2016-03-16 | 江门市凌云涂料有限公司 | Wear-resistant matt polyurethane varnish and preparation method thereof |
| CN106179915A (en) * | 2016-08-29 | 2016-12-07 | 广东花王涂料有限公司 | The coating process of changeable colour PU illusion-colour woodcare paint |
| CN106336792A (en) * | 2016-08-29 | 2017-01-18 | 广东花王涂料有限公司 | Transparent basis lacquer of color-changing PU dream-color wood lacquer |
| CN106349844A (en) * | 2016-08-29 | 2017-01-25 | 广东花王涂料有限公司 | Preparation process of double-component matt finishing paint |
| CN106366806A (en) * | 2016-08-29 | 2017-02-01 | 广东花王涂料有限公司 | Preparation method of color-variable PU colorful wood lacquer base varnish |
| CN106349916A (en) * | 2016-08-29 | 2017-01-25 | 广东花王涂料有限公司 | Method for curing agent for colorful PU carpentry paint and preparing method thereof |
| CN106189606A (en) * | 2016-08-29 | 2016-12-07 | 广东花王涂料有限公司 | A kind of double-component dull finishing coat |
| CN110922833B (en) * | 2019-11-25 | 2021-12-07 | 广东花王涂料有限公司 | Matte varnish for scientific wood veneer and preparation method thereof |
| CN111978833A (en) * | 2020-07-29 | 2020-11-24 | 广东巴德士化工有限公司 | High-transparency high-recoating matte clear finish paint |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101684388B (en) * | 2008-09-26 | 2012-07-04 | 上海富臣化工有限公司 | Polyurethane matt varnish for benzene-free odor-less furniture |
| CN103436152A (en) * | 2013-09-03 | 2013-12-11 | 广东巴德士化工有限公司 | Bright top-coat with anti-yellowing performance for woodware |
| CN103589324B (en) * | 2013-11-12 | 2016-05-18 | 惠州市长润发涂料有限公司 | The anti-scratch matte varnish of a kind of UV |
| CN104164177A (en) * | 2014-08-15 | 2014-11-26 | 广西梧州龙鱼漆业有限公司 | Acrylic polyurethane metal paint and preparation method thereof |
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Address after: 528427 bards chemical company, Zhengxing industrial Second Road, Nantou Town, Zhongshan City, Guangdong Province Patentee after: Guangdong bards new materials Co.,Ltd. Address before: 528427 bards chemical company, Zhengxing industrial Second Road, Nantou Town, Zhongshan City, Guangdong Province Patentee before: GUANGDONG BADESE CHEMICAL Co.,Ltd. |
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