CN104497835B - A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears - Google Patents
A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears Download PDFInfo
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- CN104497835B CN104497835B CN201410675869.6A CN201410675869A CN104497835B CN 104497835 B CN104497835 B CN 104497835B CN 201410675869 A CN201410675869 A CN 201410675869A CN 104497835 B CN104497835 B CN 104497835B
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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
- C09D175/14—Polyurethanes having 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
Abstract
A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears, it is prepared as first component with aliphatic acid short oil alkyd resin, 8% organobentonite slurry, talcum powder, zinc stearate, cyclohexanone, butyl acetate, dispersant, levelling agent, defoamer, butyl acetate, IL 1351 BA and L75 (C) are configured to component B, it is configured to the third component with N-butyl, propylene glycol methyl ether acetate, cyclohexanone and dimethylbenzene, during construction, first, second, the third component are mixed into high gentle and kind painting and are difficult to the environmental protection PU transparent priming that heat rash appears.The PU transparent priming of the present invention, through on temperature 30 DEG C, relative humidity 70% environment once property 660 grams/m construction detection prove, heat rash appears, hardness good, abrasiveness is good, richness is high, VOC emission is few for the disposably thick painting of paint film high temperature, is suitable for wooden office and the primer painting of timber furniture.
Description
Technical field
The present invention relates to a kind of gentle and kind painting of the height for woodwork coating environmental protection PU transparent priming that heat rash appears.
Background technology
On furniture paint industry, common PU transparent priming hot environment, during disposable thick painting, easily heat rash appears, and priming paint must
Need can be only achieved requirement, painting inefficiency through repeatedly application, this is always the insoluble problem of industry.This
The bright raising paint film high temperature disposably thick performance that is coated with that heat rash appears, makes disposably complete during primer painting, improves the life of application
Produce efficiency, also reduce VOC emission.The present invention is the material utilizing the good solvent release of large arch dam richness good: coconut grease
Fat acid alcohol acid resin and large arch dam toluene diisocyanate curing agent improve the richness of paint film；By utilizing toluene diisocyanate
Acid esters tripolymer and improve the third curing components agent consolidate hardness and the abrasiveness containing to improve paint film, by utilizing solvent-borne type levelling
Agent extends the surface drying time of paint film, the solvent release of regulation paint film, improves the gentle and kind painting of height of paint film heat rash appears performance, combine
Close state every can prepare there is low VOC, hardness is good, abrasiveness is good, the thick painting of the high humidity PU transparent priming product that heat rash appears.
Summary of the invention
It is an object of the invention to: provide a kind of and there is the high humidity thickness painting environmental protection PU transparent priming that heat rash appears, have low
VOC, hardness are high, abrasiveness is good, high temperature is disposably thick is coated with the performance that heat rash appears, to adapt to different furniture woodwork hot environment
Under disposable thick painting demand.
The present invention is achieved in that a kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears, first, second during application,
Third component weight ratio is 1:0.5:0.5～0.7；
The percentage by weight of 8% organobentonite slurry formula:
Production method is according to the following steps: select clean satisfactory dispersion cylinder, puts into coconut oil fat acid resin 40%,
Dimethylbenzene 50%, wetting dispersing agent 0.2%, after stirring under 600～800 revs/min of rotating speeds, put into organobentonite
8%, wash cylinder limit with the dimethylbenzene of remaining 1.8%, be dispersed to fineness≤30 μm with 1000～1200 revs/min of rotating speeds, shut down and use
Rear barrelling is stand-by；
Described coconut oil fat acid resin be DSM first reach synthetic resin (Foshan) Co., Ltd produce resin (trade mark:
3815X70C, admittedly contain: 70%)；
Wetting dispersing agent (EFKA-4010).
Organobentonite (Zhejiang Feng Hong HFGEL-140)
The weight percent proportioning of first component:
It is uniformly dispersed to fineness≤30 μm, viscosity 5000～8000mpa.s/25 DEG C；
Described aliphatic acid short oil alkyd resin: DSM first reaches synthetic resin (Foshan) Co., Ltd and produces the resin (trade mark: 3815-
X-70C, Gu containing is 70 ± 2%, OH value 140,
Acid number (by solid part)≤18mg KOH/g,
Color and luster (60%:Fe-Co)≤2, viscosity 30000～50000CPS/25 DEG C)；
Modified polyurethane polymeric dispersant (the trade mark: the EFKA-that described wetting dispersing agent produces for EFKA company
4010)；
Described solvent-borne type levelling agent is the solvent-borne type levelling agent (trade mark: BYKETOL-OK) that Bi Ke company of Germany produces；
Described organosilicon levelling agent is the modified polyorganosiloxane levelling agent (trade mark: 466) of the sea modest chemical production of name Si De；
Described defoamer A be Germany Bi Ke company produce the trade mark be BYK-066N organic silicon defoamer；
Described defoamer B be Germany Bi Ke company produce the trade mark be BYK-052 organic silicon defoamer；
Described zinc stearate is the coating that the trade mark is BT-1826 that Huaming, Lianyun Harbour material Science and Technology Ltd. of Thailand produces
(ink) level zinc stearate；
Described 800 mesh talcum powder are the K board 800 mesh superfine talcum powder that Guilin Gui Guang talcum development corporation, Ltd. produces.
The proportioning of component B:
Described n-butyl acetate is polyurethane level solvent；
Described L 75 (C) is the TDI curing agent that the trade mark is L75 (C) that Bayer company of Germany produces, admittedly containing 75%,
NCO% is 12.9～13.4%, free TDI≤0.5%；
Described IL 1351BA is the TDI trimer curing agent that the trade mark is IL 1351BA that Bayer company of Germany produces, Gu
Containing 50%, NCO% is 7.8～8.5%, free TDI≤0.5%.
Production technology: put into L 75 (C) 50%～65%, IL 1351BA 15%～25%, n-butyl acetate successively
10%～30%, 400r/min dispersed with stirring 30 minutes, it is stand-by that sealing is filtered in discharging.
The proportioning of the third component
Stir, stand-by；
The preparation of described first component comprises the following steps:
Production technology: select clean standard compliant dispersion cylinder, add successively aliphatic acid short oil alkyd resin 61.8%～
78.3%, organobentonite slurry 6%～8%, cyclohexanone 3%, wetting dispersing agent 0.1%～0.3%, defoamer A 0.1%～
0.2%, defoamer B 0.2～0.3%, solvent-borne type levelling agent 2%, organosilicon levelling agent 0.1% enters in dispersion cylinder, at low speed
Stir under the rotating speed of 600～800 revs/min 10 minutes to the most full and uniform, add under the rotating speed of low speed 600～800 revs/min
Zinc stearate 3～5%, 800 mesh talcum powder 5%～20%, with the n-butyl acetate cleaning cylinder limit of 0.5%, with 1200～1500
Rev/min high speed dispersion 10～15 minutes, to fineness≤30 μm, with remaining 0.5～2.5% n-butyl acetate adjust viscosity extremely
5000～8000mpa.s/25 DEG C, prepare first component.
With the n-butyl acetate cleaning cylinder limit of 0.5%, i.e. account for n-butyl acetate first component gross weight 0.5% consumption
Cleaning cylinder limit；
With remaining 0.5～2.5% n-butyl acetate, i.e. with n-butyl acetate account for first component gross weight 0.5%～
The n-butyl acetate of the consumption of 2.5% adjusts viscosity.
First group, second group, the proportioning of third group, three component are 1:0.5:0.5～0.7, and the third component is not involved in chemical reaction, only
Rise and be let down construction action.
The present invention is a kind of to have that high temperature is disposably thick is coated with the PU transparent priming that heat rash appears, the PU clear bottom of the present invention
Paint, after testing and probationary certificate, its coating adhesion is strong, richness good, hardness is high, abrasiveness is good, and high temperature is disposably thick to be coated with not
Heat rash appears, is suitable for wooden office and the application of timber furniture.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears, during application, first, second, the third component weight ratio are 1:0.5:
0.5～0.7；
The weight percent proportioning of first component:
It is uniformly dispersed to fineness≤30 μm, viscosity 7000～8000mpa.s/25 DEG C；
The preparation of described first component comprises the following steps:
Production technology: select clean standard compliant dispersion cylinder, adds aliphatic acid short oil alkyd resin 61.8Kg successively, organic
Bentonite slurry 8Kg, cyclohexanone 3Kg, wetting dispersing agent 0.3Kg, defoamer A 0.2Kg, defoamer B0.3Kg, solvent-borne type levelling agent
2Kg, organosilicon levelling agent 0.1Kg enters in dispersion cylinder, stirs 10 minutes to fully under the rotating speed of low speed 600～800 revs/min
Uniformly, adding zinc stearate 3Kg under the rotating speed of low speed 600～800 revs/min, 800 mesh talcum powder 20Kg, with the vinegar of 0.5Kg
Acid N-butyl cleaning cylinder limit, with 1200～1500 revs/min of high speed dispersion 10～15 minutes, to fineness≤30 μm, by remainder
0.8Kg n-butyl acetate adjusts viscosity to 7000～8000mpa.s/25 DEG C, prepares first component.
The n-butyl acetate cleaning cylinder limit of described 0.5Kg, consumption is account for each component weight 0.5%；
Described remaining 0.8Kg n-butyl acetate adjusts viscosity to 7000～8000mpa.s/25 DEG C, is the weight of component B
Amount per distribution ratio: consumption is account for each component weight 0.8%.In technical scheme, described n-butyl acetate adds
Amount, surplus is similar, is not described in detail.
L 75 (C) 50%, IL 1351 BA 20%, n-butyl acetate 30%；
Production technology: put into L 75 (C) 50%, IL 1351BA 20% and n-butyl acetate 30%, dispersed with stirring successively
30 minutes, discharging sealed stand-by.
The weight percent proportioning of the third component
Stir, stand-by；
First group, second group, the proportioning of third group of three component are 1:0.5:0.5, and the third component is not involved in chemical reaction, only acts being let down
Construction action.
The percentage by weight of the formula of 8% organobentonite slurry:
Production technology: select clean satisfactory dispersion cylinder, puts into coconut oil fat acid resin 40Kg, dimethylbenzene
50Kg, wetting dispersing agent (EFKA-4010) 0.2Kg, after stirring under 600～800 revs/min of rotating speeds, put into organic bentonite
Profit soil (Zhejiang Feng Hong HFGEL-140) 8Kg, washes cylinder limit with the dimethylbenzene of 1.8Kg, with 1000～1200 revs/min of rotating speed dispersions
To fineness≤30um, after shutdown, barrelling is stand-by.
Embodiment 2
A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears, during application, first, second, the third component weight ratio are 1:0.5:
0.5～0.7；
The weight percent proportioning of first component:
It is uniformly dispersed to fineness≤30um, viscosity 5000～6000mpa.s/25 DEG C
The weight percent proportioning of component B:
L 75 (C) 65%, IL 1351BA 25%, n-butyl acetate 10%；
Production technology: put into L 75 (C) 50%, IL 1351BA 20%, n-butyl acetate 30%, dispersed with stirring 30 successively
Minute, discharging seals stand-by.
The weight percent proportioning of the third component
Stir, stand-by；
The preparation of described first component comprises the following steps:
Production technology: select clean standard compliant dispersion cylinder, adds aliphatic acid short oil alkyd resin 78.3% successively, organic
Bentonite slurry 6%, cyclohexanone 3%, wetting dispersing agent 0.1%, defoamer A 0.1%, defoamer B0.1%, solvent-borne type levelling agent
2%, organosilicon levelling agent 0.1% enters in dispersion cylinder, stirs 10 minutes to fully under the rotating speed of low speed 600～800 revs/min
Uniformly, adding zinc stearate 4% under the rotating speed of low speed 600～800 revs/min, 800 mesh talcum powder 5%, with the vinegar of 0.5%
Acid N-butyl cleaning cylinder limit, with 1200～1500 revs/min of high speed dispersion 10～15 minutes, to fineness≤30 μm, by remainder
0.7% n-butyl acetate adjusts viscosity to 5000～6000mpa.s/25 DEG C, prepares first component.
First group, second group, the proportioning of third group, three component are 1:0.5:0.7, and the third component is not involved in chemical reaction, only plays tune
Dilute construction action.
The preparation of 8% organobentonite slurry:
Production technology: select clean satisfactory dispersion cylinder, puts into coconut oil fat acid resin 40%, dimethylbenzene
50%, wetting dispersing agent (EFKA-4010) 0.2%, after stirring under 600～800 revs/min of rotating speeds, put into organic bentonite
Profit soil (Zhejiang Feng Hong HFGEL-140) 8%, washes cylinder limit, with 1000～1200 revs/min of rotating speeds with the dimethylbenzene of remaining 1.8%
Being dispersed to fineness≤30 μm, after shutdown, barrelling is stand-by.
Each performance indications of the gentle and kind painting of height of the present invention environmental protection PU transparent priming that heat rash appears are as follows:
Each performance indications of commercially available common matte varnish are as follows:
The PU transparent priming of the present invention and the Performance comparision (constructing at 30 DEG C) of the transparent priming bought back on the market, see below
Table:
| Inspection project | The present invention | Commercial samples |
| Adhesive force | 1 grade | 1 grade |
| Pliability mm | 1 | 2 |
| Surface drying time min | 48 | 30 |
| Do solid work time H | 3 | 5 |
| Hardness 24h | H | HB |
| Abrasiveness 24h | Excellent | Good |
| Anti-prickly heat (the 660g/m of thick painting2) | Good | Typically |
| Bin stability | Meet | Meet |
| VOC | 533 | 635 |
Detection method: performance indications can refer to GB/23997-2009, limits of harmful substances is with reference to GB18581-2009.
From above correction data, the PU transparent priming properties of the present invention is all more environmentally friendly strong compared with market product
Health, free TDI content is all obvious low than commercially available prod with VOC emission, and drying property and hardness are also better than commercially available prod,
Disposable thick on 30 DEG C of high temperature it be coated with construction heat rash appears, the disposable thick construction requirement being coated with when can meet Furniture Factory's hot weather.
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, it is also possible to make some improvement and modification, this is also considered as the present invention's
Protection domain.
Claims (1)
1. the high gentle and kind painting environmental protection PU transparent priming that heat rash appears, during application, first, second, the third component weight ratio are 1:0.5:
0.5～0.7；
The percentage by weight of 8% organobentonite slurry formula:
Production method is according to the following steps: select clean satisfactory dispersion cylinder, puts into coconut oil fat acid resin 40%, diformazan
Benzene 50%, wetting dispersing agent 0.2%, after stirring under 600～800 revs/min of rotating speeds, put into organobentonite 8%, use
The dimethylbenzene of 1.8% washes cylinder limit, is dispersed to fineness≤30 μm with 1000～1200 revs/min of rotating speeds, shuts down stand-by with rear barrelling；
The weight percent proportioning of first component:
It is uniformly dispersed to fineness≤30 μm, viscosity 5000～8000mpa.s/25 DEG C；
The preparation of described first component comprises the following steps:
Production technology: select clean standard compliant dispersion cylinder, adds aliphatic acid short oil alkyd resin 61.8%～78.3% successively,
Organobentonite slurry 6%～8%, cyclohexanone 3%, wetting dispersing agent 0.1%～0.3%, defoamer A 0.1%～0.2%, disappear
Infusion B 0.2～0.3%, solvent-borne type levelling agent 2%, organosilicon levelling agent 0.1% enters in dispersion cylinder, at low speed 600～800
Rev/min rotating speed under stir 10 minutes to the most full and uniform, under the rotating speed of low speed 600～800 revs/min, add zinc stearate
3～5%, 800 mesh talcum powder 5%～20% are with the n-butyl acetate cleaning cylinder limit of 0.5%, high with 1200～1500 revs/min
Speed dispersion 10～15 minutes, to fineness≤30 μm, with remaining 0.5～2.5% n-butyl acetate adjustment viscosity to 5000～
8000mpa.s/25 DEG C, prepare first component；
The proportioning of component B:
Described n-butyl acetate is polyurethane level solvent；
Production technology: put into L 75 (C), IL 1351BA and n-butyl acetate, 400r/min dispersed with stirring 30 minutes successively, go out
It is stand-by that material filters sealing；
The proportioning of the third component
Production method is for stirring, stand-by；
First group, second group, the proportioning of third group, three component are 1:0.5:0.5～0.7, and the third component is not involved in chemical reaction, only plays tune
Dilute construction action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675869.6A CN104497835B (en) | 2014-11-21 | 2014-11-21 | A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675869.6A CN104497835B (en) | 2014-11-21 | 2014-11-21 | A kind of high gentle and kind painting environmental protection PU transparent priming that heat rash appears |
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| Publication Number | Publication Date |
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| CN104497835A CN104497835A (en) | 2015-04-08 |
| CN104497835B true CN104497835B (en) | 2016-08-24 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106318146A (en) * | 2016-08-29 | 2017-01-11 | 广东花王涂料有限公司 | Two-component middle coating primer |
| CN106243935A (en) * | 2016-08-29 | 2016-12-21 | 广东花王涂料有限公司 | A kind of preparation technology primed in double-component |
| CN109280480A (en) * | 2018-09-30 | 2019-01-29 | 广东美涂士建材股份有限公司 | High temperature and humidity does not whiten clear priming paint and preparation method thereof |
| CN110835494A (en) * | 2019-11-22 | 2020-02-25 | 上海巴德士化工新材料有限公司 | PU transparent primer for PVC paper and preparation method thereof |
| CN111961394A (en) * | 2020-07-21 | 2020-11-20 | 广东立邦长润发科技材料有限公司 | PU white primer facilitating low-temperature quick drying and free of miliaria |
| CN114752288A (en) * | 2021-09-22 | 2022-07-15 | 上海君子兰新材料股份有限公司 | Thick-coatable anti-foaming bi-component coating and preparation method and construction method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1696200A (en) * | 1998-12-07 | 2000-06-26 | Dsm N.V. | Two-component coating system |
| CN101353552A (en) * | 2008-08-26 | 2009-01-28 | 佛山市顺德图业涂料有限公司 | Anti-scratching wood lacquer |
| CN102533084A (en) * | 2010-12-22 | 2012-07-04 | 展辰涂料集团股份有限公司 | Poly urethane (PU) polyurethane paint |
| CN102533070B (en) * | 2011-12-31 | 2014-10-22 | 广州立邦涂料有限公司 | Luminant white paint and preparation method thereof |
| CN102816510A (en) * | 2012-08-10 | 2012-12-12 | 三棵树涂料股份有限公司 | Hand-sweeping PU transparent priming paint used in furniture factory |
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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. |