CN109251641A - A kind of ordor removing PU clear finish and preparation method thereof - Google Patents
A kind of ordor removing PU clear finish and preparation method thereof Download PDFInfo
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- CN109251641A CN109251641A CN201810902967.7A CN201810902967A CN109251641A CN 109251641 A CN109251641 A CN 109251641A CN 201810902967 A CN201810902967 A CN 201810902967A CN 109251641 A CN109251641 A CN 109251641A
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- parts
- wax
- clear finish
- ordor removing
- fatty acid
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Classifications
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of ordor removing PU clear finish, it is characterized in that, according to the mass fraction, including the following raw material: 25-40 parts of fatty acid modified alkyd resin, 2-6 parts of propylene glycol methyl ether acetate, wax 0.1-0.5 parts dust-proof, 2-8 parts of flatting silica, 0.1-0.5 parts of wax powder, 0.1-0.5 parts of levelling agent, 0.1-0.5 parts of defoaming agent, 0.1-0.5 parts of feel wax liquor, 5-10 parts of ethyl ester, 15-25 parts of isomery grade dimethylbenzene, butyl ester 3-8 parts mixed.Hardness of paint film is up to 2H or more, and rear smell is low for 24 hours for dry film, has superpower wear-resistant, has good adhesive force to priming paint, plate face texture is good, and clarity is high.
Description
Technical field
The present invention relates to technical field of coatings, and in particular to a kind of ordor removing PU clear finish and preparation method thereof.
Background technique
Coating is indispensable ornament materials in the modern life, PU coating be dosage is larger in modern coatings, range compared with
A kind of wide coating assigns the effect of decoration, protection.PU paint is the general designation of all polyurethane coatings, its thin film-forming method is certainly
So film forming, without special process: it chemically dries, operates according to the ratio, good combination property；Hardness is good, richness is good, adhesive force
It gets well, durability is good, good hand touch.Relatively thin paint film is not very hard；But its adhesive force is especially good, and gloss claims, it appears that is not very
It is bright, it can be very good the spinning reason and color of display floor.There is certain service life after preparing.PU paint at present generally by industry and
Building uses, so technology maturation, colour system is more, is easy to reach spraying requirement.But due to being harmful to the human body, thus to paint spray booth,
Combined padding and drying system it is more demanding, and need to be subject to physical protection measure simultaneously.But PU paint is less environmentally friendly, countries in Europe is basic
Superseded, the products export using the production of PU paint just has limitation.Therefore, it is necessary to research and develop a kind of PU clear finish of ordor removing.
Summary of the invention
In order to overcome the defect of the prior art and product, the object of the present invention is to provide a kind of ordor removing PU clear finish and its systems
Preparation Method.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of ordor removing PU clear finish, which is characterized in that according to the mass fraction, including the following raw material: fatty acid modified alkyd
25-40 parts of resin, 2-6 parts of propylene glycol methyl ether acetate, wax 0.1-0.5 parts dust-proof, 2-8 parts of flatting silica, 0.1-0.5 parts of wax powder,
0.1-0.5 parts of levelling agent, 0.1-0.5 parts of defoaming agent, 0.1-0.5 parts of feel wax liquor, 5-10 parts of ethyl ester, isomery grade dimethylbenzene 15-
25 parts, it is butyl ester 3-8 parts mixed.
Preferably, according to the mass fraction, including the following raw material: 28 parts of fatty acid modified alkyd resin, propylene glycol monomethyl ether vinegar
4 parts of acid esters, 0.2 part of dust-proof wax, 5 parts of flatting silica, 0.2 part of wax powder, 0.2 part of levelling agent, 0.3 part of defoaming agent, feel wax liquor 0.3
Part, 7 parts of ethyl ester, 20 parts of isomery grade dimethylbenzene, mixed 4.8 parts of butyl ester.
Preferably, the defoaming agent is one of BYK141, BYK8801, EFKA2720, BYK055.
Preferably, the levelling agent is one of BYK333, DEG0450, HX3130, EFKA3777.
Preferably, the fatty acid modified alkyd resin solid content is 70+2%, acid value 4.5-7mgKOH/g, OH value
For 130+10mgKOH/g.
A kind of preparation method of ordor removing PU clear finish, which comprises the steps of:
(1) fatty acid modified alkyd resin, propylene glycol methyl ether acetate and dust-proof wax are turned into lower mixing point in 500-1000
It dissipates 3-10 minutes；
(2) flatting silica and wax powder are added under stiring, is dispersed to fineness≤25 μm in the case where 1000-1500 turns；
(3) levelling agent, defoaming agent, feel wax liquor, ethyl ester, isomery grade dimethylbenzene and mixed butyl ester are added under stiring,
500-1000 turn lower dispersion 3-8 minutes to get.
This law it is bright the utility model has the advantages that
(1) hardness of paint film is up to 2H or more, has superpower wear-resistant, has good adhesive force to priming paint.
(2) plate face texture is good, and clarity is high.
(3) rear smell is low for 24 hours for dry film.
Specific embodiment
The present invention is described further combined with specific embodiments below:
The number of the raw material of following embodiment refers both to parts by weight.Fatty acid modified alkyd resin solid content is 70+2%,
Acid value 4.5-7mgKOH/g, OH value is 130+10mgKOH/g.
Embodiment 1
The preparation of ordor removing PU clear finish
Raw material: 28 parts of fatty acid modified alkyd resin, 4 parts of propylene glycol methyl ether acetate, 0.2 part of dust-proof wax, flatting silica 5
Part, 0.2 part of wax powder, 0.2 part of BYK333,0.3 part of BYK055,0.3 part of feel wax liquor, 7 parts of ethyl ester, isomery grade dimethylbenzene 20
Part, mixed 4.8 parts of butyl ester.
Preparation step:
(1) fatty acid modified alkyd resin, propylene glycol methyl ether acetate and dust-proof wax are mixed to 10 points of dispersion under 500 turns
Clock；
(2) flatting silica and wax powder are added under stiring, is dispersed to fineness≤25 μm under 1000 turns；
(3) levelling agent, defoaming agent, feel wax liquor, ethyl ester, isomery grade dimethylbenzene and mixed butyl ester are added under stiring,
Disperse under 1000 turns 3 minutes to get.
Embodiment 2
The preparation of ordor removing PU clear finish
Raw material: 25 parts of fatty acid modified alkyd resin, 6 parts of propylene glycol methyl ether acetate, 0.1 part of dust-proof wax, flatting silica 8
Part, 0.1 part of wax powder, 0.5 part of DEG0450,0.1 part of EFKA2720,0.5 part of feel wax liquor, 5 parts of ethyl ester, isomery grade dimethylbenzene
25 parts, mixed 3 parts of butyl ester.
Preparation step:
(1) fatty acid modified alkyd resin, propylene glycol methyl ether acetate and dust-proof wax are mixed to 3 points of dispersion under 1000 turns
Clock；
(2) flatting silica and wax powder are added under stiring, is dispersed to fineness≤25 μm under 1500 turns；
(3) levelling agent, defoaming agent, feel wax liquor, ethyl ester, isomery grade dimethylbenzene and mixed butyl ester are added under stiring, 500
Turn lower dispersion 8 minutes to get.
Embodiment 3
The preparation of ordor removing PU clear finish
Raw material: 40 parts of fatty acid modified alkyd resin, 2 parts of propylene glycol methyl ether acetate, 0.5 part of dust-proof wax, flatting silica 2
Part, 0.5 part of wax powder, 0.1 part of HX3130,0.5 part of BYK8801,0.1 part of feel wax liquor, 10 parts of ethyl ester, isomery grade dimethylbenzene 15
Part, mixed 8 parts of butyl ester.
Preparation step:
(1) fatty acid modified alkyd resin, propylene glycol methyl ether acetate and dust-proof wax are mixed to 4 points of dispersion under 600 turns
Clock；
(2) flatting silica and wax powder are added under stiring, is dispersed to fineness≤25 μm under 1200 turns；
(3) levelling agent, defoaming agent, feel wax liquor, ethyl ester, isomery grade dimethylbenzene and mixed butyl ester are added under stiring, 700
Turn lower dispersion 5 minutes to get.
Embodiment 4
The preparation of ordor removing PU clear finish
Raw material: 35 parts of fatty acid modified alkyd resin, 5 parts of propylene glycol methyl ether acetate, 0.2 part of dust-proof wax, flatting silica 4
Part, 0.2 part of wax powder, 0.4 part of EFKA3777,0.3 part of BYK141,0.4 part of feel wax liquor, 7 parts of ethyl ester, isomery grade dimethylbenzene 20
Part, mixed 6 parts of butyl ester.
Preparation step:
(1) fatty acid modified alkyd resin, propylene glycol methyl ether acetate and dust-proof wax are mixed to 8 points of dispersion under 900 turns
Clock；
(2) flatting silica and wax powder are added under stiring, is dispersed to fineness≤25 μm under 1400 turns；
(3) levelling agent, defoaming agent, feel wax liquor, ethyl ester, isomery grade dimethylbenzene and mixed butyl ester are added under stiring, 900
Turn lower dispersion 7 minutes to get.
Performance test
The embodiment 1-4 product prepared is tested for the property, as a result as follows:
Detailed construction technique are as follows: openpore-polishing-seal coat-polishing-PE transparent priming-polishing-PE clear bottom
Paint-polishing-this product.Construction temperature is 30 DEG C, humidity 75%.Curing agent is PUR3181, mixing ratio 1:0.5.Comparison
Example is the DP92001 of our company's production.
| Test index | Embodiment 1 | Embodiment 2# | Embodiment 3# | Embodiment 4# | Comparative example |
| Gloss (%) | 9 | 9 | 9 | 9 | 4 |
| Covering power | It is good | It is good | It is good | It is good | It is good |
| Levelability | It is good | It is good | It is good | It is good | Generally |
| Grinability (h) | 8 | 8 | 8 | 8 | 6 |
| Smell | It is very low | It is very low | It is very low | It is very low | It is low |
| Surface effect | It is good | It is good | It is good | It is good | It is good |
| Rotary viscosity (mpa.s) | 1080 | 1080 | 1080 | 1080 | 1080 |
| Surface drying (min) | 45 | 45 | 45 | 45 | 40 |
| It does solid work (h) | 8 | 8 | 8 | 8 | 8 |
| Gu containing (%) | 83 | 85 | 84 | 81 | 82 |
| Fineness (μm) | 25 | 25 | 25 | 25 | 31 |
| Clarity | 8 | 8.1 | 8.3 | 8.1 | 7.5 |
As seen from the above table, present invention ordor removing PU clear finish produced is micro- yellow thick liquid, and comprehensive performance is good, has
Good covering power and levelability, rear smell is low for 24 hours for dry film, and sanding property is good, gloss is low, meets state quality standard, can be wide
It is general to be used for the transparent effects wood furniture finishing coat coatings such as office furniture, hotel, craftwork, cabinet, stair.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Belong to those skilled in the art in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, all answers
It is included within the scope of the present invention.
Claims (6)
1. a kind of ordor removing PU clear finish, which is characterized in that according to the mass fraction, including the following raw material: fatty acid modified alkyd tree
25-40 parts of rouge, 2-6 parts of propylene glycol methyl ether acetate, wax 0.1-0.5 parts dust-proof, 2-8 parts of flatting silica, 0.1-0.5 parts of wax powder, stream
Flat agent 0.1-0.5 parts, 0.1-0.5 parts of defoaming agent, 0.1-0.5 parts of feel wax liquor, 5-10 parts of ethyl ester, isomery grade dimethylbenzene 15-25
Part mixes butyl ester 3-8 parts.
2. a kind of ordor removing PU clear finish according to claim 1, which is characterized in that according to the mass fraction, including it is following former
Material: 28 parts of fatty acid modified alkyd resin, 4 parts of propylene glycol methyl ether acetate, 0.2 part of dust-proof wax, 5 parts of flatting silica, wax powder 0.2
Part, 0.2 part of levelling agent, 0.3 part of defoaming agent, 0.3 part of feel wax liquor, 7 parts of ethyl ester, 20 parts of isomery grade dimethylbenzene, mixed butyl ester 4.8
Part.
3. a kind of ordor removing PU clear finish according to claim 1 or 2, which is characterized in that the defoaming agent be BYK141,
One of BYK8801, EFKA2720, BYK055.
4. a kind of ordor removing PU clear finish according to claim 1 or 2, which is characterized in that the levelling agent be BYK333,
One of DEG0450, HX3130, EFKA3777.
5. a kind of ordor removing PU clear finish according to claim 1 or 2, which is characterized in that the fatty acid modified alkyd
Resin solid content is 70+2%, and acid value 4.5-7mgKOH/g, OH value is 130+10mgKOH/g.
6. a kind of preparation method of ordor removing PU clear finish, which comprises the steps of:
(1) fatty acid modified alkyd resin, propylene glycol methyl ether acetate and dust-proof wax are turned into lower mixing dispersion 3- in 500-1000
10 minutes；
(2) flatting silica and wax powder are added under stiring, is dispersed to fineness≤25 μm in the case where 1000-1500 turns；
(3) levelling agent, defoaming agent, feel wax liquor, ethyl ester, isomery grade dimethylbenzene and mixed butyl ester are added under stiring, in 500-
Disperse under 1000 turns 3-8 minutes to get.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902967.7A CN109251641A (en) | 2018-08-09 | 2018-08-09 | A kind of ordor removing PU clear finish and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902967.7A CN109251641A (en) | 2018-08-09 | 2018-08-09 | A kind of ordor removing PU clear finish and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109251641A true CN109251641A (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810902967.7A Pending CN109251641A (en) | 2018-08-09 | 2018-08-09 | A kind of ordor removing PU clear finish and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351795A (en) * | 2013-08-01 | 2013-10-16 | 天津科瑞达涂料化工有限公司 | Polyaspartate coating material for cars and preparation method and application thereof |
| CN104004169A (en) * | 2014-06-19 | 2014-08-27 | 嘉宝莉化工集团股份有限公司 | Modified alkyd resin, preparing method thereof and double-component matte top clearing paint |
| CN105505149A (en) * | 2015-12-24 | 2016-04-20 | 广东巴德士化工有限公司 | Environment-friendly low-odor matte top-coat |
| CN107353811A (en) * | 2017-07-19 | 2017-11-17 | 中山市大涂料有限公司 | A kind of net taste furniture lacquer of novel environment friendly and its preparation method and application |
-
2018
- 2018-08-09 CN CN201810902967.7A patent/CN109251641A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351795A (en) * | 2013-08-01 | 2013-10-16 | 天津科瑞达涂料化工有限公司 | Polyaspartate coating material for cars and preparation method and application thereof |
| CN104004169A (en) * | 2014-06-19 | 2014-08-27 | 嘉宝莉化工集团股份有限公司 | Modified alkyd resin, preparing method thereof and double-component matte top clearing paint |
| CN105505149A (en) * | 2015-12-24 | 2016-04-20 | 广东巴德士化工有限公司 | Environment-friendly low-odor matte top-coat |
| CN107353811A (en) * | 2017-07-19 | 2017-11-17 | 中山市大涂料有限公司 | A kind of net taste furniture lacquer of novel environment friendly and its preparation method and application |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190122 |
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| RJ01 | Rejection of invention patent application after publication |