CN109627957A - A kind of plentiful color inhibition showering glossy varnish coating of PU high and preparation method thereof - Google Patents
A kind of plentiful color inhibition showering glossy varnish coating of PU high and preparation method thereof Download PDFInfo
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- CN109627957A CN109627957A CN201811288190.6A CN201811288190A CN109627957A CN 109627957 A CN109627957 A CN 109627957A CN 201811288190 A CN201811288190 A CN 201811288190A CN 109627957 A CN109627957 A CN 109627957A
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- showering
- varnish coating
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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
-
- 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
-
- 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
- C08G18/4288—Polycondensates having carboxylic or carbonic ester groups in the main chain modified by higher fatty oils or their acids or by resin acids
-
- 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
- C08G18/54—Polycondensates of aldehydes
- C08G18/548—Polycondensates of aldehydes with ketones
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/791—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups
- C08G18/792—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups formed by oligomerisation of aliphatic and/or cycloaliphatic isocyanates or isothiocyanates
-
- 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
- C09D7/47—Levelling agents
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The present invention relates to chemistry painting industry field, a kind of plentiful color inhibition showering glossy varnish coating of PU high and preparation method thereof is specifically disclosed.A kind of plentiful color inhibition showering glossy varnish coating of PU high, is made of the A of following weight percent, B component；Component A: alkyd resin 78%~85%, full ketone resin 3%~5%, solvent 5%~8%, levelling agent 0.2%~1%, defoaming agent 0.3%~0.8%；B component: TDI25%~30%, HDI40%~45%, butyl ester 25~30%.The plentiful color inhibition showering glossy varnish coating of PU high of the invention, it is a kind of polyurethane coating, high production efficiency, the discharge of VOC and the waste of coating can be effectively reduced relative to traditional spraying method, in particular, being used for melamine plate, it is good with adhesive force, color inhibition is good, and hardness is good, the characteristics such as gloss height.
Description
Technical field
The present invention relates to chemistry painting industry fields, and in particular to a kind of plentiful color inhibition showering glossy varnish coating of PU high and
Preparation method.
Background technique
With the raising of people's daily life, high-end and atmospheric furniture is presented on each family in China.In China,
40% furniture is all the surface that various materials are decorated with PU two-component paint, is especially exporting American-European parian texture
Melamine plate has excellent performance.It has excellent chemical stability, and corrosion resistance, hardness is big, and intensity is high, insulation
The features such as reliable performance, any surface finish is smooth, indeformable, easy processing, is to be liked deeply by luxurious noble in the world today, answers extensively
For fields such as furniture, cabinet, bath cabinet, interior/exterior decoration, building materials and chemical industry.
PU glossy varnish used at present still there are many and carry out painting using traditional spraying process, this
Class coating mode can discharge a large amount of organic solvent, can cause environmental pollution, and cost can be very high, occupied ground area
Greatly, Manufacturing Worker is more, and production efficiency is low, and waste is big.It is mentioned in the mandatory requirement of national environmental protection to shorten the production time
High efficiency, reduces the pollution of environment, occurs in the market with PU coating melamine substrate coating.But want coating one
Then road PU priming paint sprays the clear face of PU light again clear, and easy xanthochromia easily falls the problems such as paint.
Summary of the invention
In view of the above technical problems, it is good that technical problem to be solved by the invention is to provide a kind of adhesive force, and gloss is high, firmly
Spend good, plentiful high showering PU glossy varnish coating.Also conventional spray paint PU glossy varnish is solved in melamine substrate
The problems such as the poor adhesive force richness difference of upper appearance.In addition it has arranged in pairs or groups color inhibition curing agent, color inhibition reaches indoors that 3 years not
The problem of flavescence.
It is another object of the present invention to provide the preparations of the plentiful color inhibition showering glossy varnish coating of above-mentioned PU high
Method.
The technical problems to be solved by the invention are achieved by the following technical programs: a kind of plentiful color inhibition leaching of PU high
Glossy varnish coating is applied, it is by component A and B component 100:(89-91 by weight percentage) it mixes, the component A
Weight percent composition are as follows:
The sum of the weight of each material composition of above-mentioned component A is 100%；
The weight percent of the B component forms are as follows:
TDI 25%~30%
HDI 40%~45%
Butyl ester (BAC) 25%~30%
The sum of the weight of each material composition of above-mentioned B component is 100%.
The alkyd resin of component A of the present invention is that synthctic fat acid resin has richness high, and gloss is high, also arranges in pairs or groups
Most important high rigidity, the aldehyde ketone resin of high solid, the resin of component A preferably can be up to 7680Q, Niu Peisi 833-X-80 etc..
The aldehyde ketone resin of selection is with stability is good, curing rate is fast, adhesive force is good, excellent BASF A81.
Further, solvent described in component A is propylene glycol methyl ether acetate, n-butyl acetate
Further, defoaming agent described in component A be without organic silicon defoamer brokenly bubble polymeric liquid, preferably BYK 052,
BYK 053
Further, levelling agent described in component A is modified polyorganosiloxane copolyether and fluorine-carbon modified polyacrylate
One or more, preferably TEGO 450, EFKA 3777, EFKA 3600.
Further, TDI tripolymer described in B component, preferably Bayer IL 1451.
Further, HDI trimer described in B component, preferably Bayer N 3390.
Further, solvent described in B component is butyl acetate (BAC).
A kind of preparation method of the plentiful color inhibition showering glossy varnish coating of PU high of the present invention includes following step
It is rapid:
Component A:
1., full ketone resin, solvent be added in reactor in advance, with blender, stir at low speed 25 minutes to completely molten
Solution, revolving speed are 600~800 revs/min；
2. and then synthctic fat acid resin, defoaming agent are added in reactor, high-speed stirred 10 minutes, revolving speed 1400
~1500 revs/min；
3. and then the full ketone mixed liquor dissolved in advance, levelling agent are added in reactor, high-speed stirred 10 minutes, revolving speed
It is 1000~1200 revs/min；
4., be dispersed with stirring uniformly after, with 300 mesh filter-cloth filterings, the plentiful showering glossy varnish coating of the PU high is made,
Packaging is detected again.
B component:
1., by solvent (BAC), TDI, HDI investment reactor, moderate-speed mixer 10 minutes to after uniformly with 300 mesh filter clothes
Filtering is packed in detection；
Finally by by component A and B component 100:(89-91 by weight percentage) it mixes.
Compared with prior art, the plentiful color inhibition showering glossy varnish coating of PU high of the invention and present tradition are sprayed
It applies different, the reduction of VOC emission and reduces the wave of coating its main feature is that showering mode is constructed, when can be embodied in construction very well
Take, it is most important that greatly improve the efficiency of production, the synthctic fat acid resin of selection is in the coating system as important
Film forming matter, the resin have high good plumpness, glossiness height, clarity high；The present invention is using collocation high solid
Aldehyde ketone resin, it has good adhesive force, hardness and anti-yellowing property, and formula increases as most important assisted resin herein
Into the richness of system, hardness, adhesive force.Defoaming agent in the present invention is selected and is free of organic silicon defoamer brokenly bubble polymeric liquid,
Showering defoaming can be more embodied by the dispersion of high shear force, it has stable antifoam performance, is not easy shrinkage cavity, is not easily broken
Curtain.Levelling agent in the present invention selects modified polyorganosiloxane copolyether and fluorine-carbon modified polypropylene to be used cooperatively, can be well
It is compatible with system, the stability in use of system and the wetability to substrate are improved, improves coat film flatness, increases the hand of superslide
Sense.HDI trimer in the B component present invention, it, which has, rubs toughness very well, and hardness is higher, high yellowing resistance, such trimerization physical efficiency
The raising of richness is shown well, and adhesive force is more preferable.
Specific embodiment
The present invention will now be described in detail with reference to examples, and the examples are only preferred embodiments of the present invention,
It is not limitation of the invention.
Embodiment 1
A kind of plentiful color inhibition showering glossy varnish coating of PU high, by weight percentage are as follows:
Component A
B component
N-butyl acetate (BAC) 32%
TDI tripolymer (IL 1451) 28%
HDI trimer (N 3390) 40%
Embodiment 2
A kind of plentiful color inhibition showering glossy varnish coating of PU high, by weight percentage are as follows:
Component A
B component
N-butyl acetate (BAC) 32%
TDI tripolymer (IL 1451) 25%
HDI trimer (N 3390) 43%
Embodiment 3
A kind of plentiful color inhibition showering glossy varnish coating of PU high, by weight percentage are as follows:
Component A
B component
N-butyl acetate (BAC) 30%
TDI tripolymer (IL 1451) 25%
HDI trimer (N 3390) 45%
The preparation method of the plentiful color inhibition showering glossy varnish coating of the PU high of above-described embodiment 1-3 includes following step
It is rapid:
Component A:
1., full ketone resin, solvent be added in reactor in advance, with blender, stir at low speed 25 minutes to completely molten
Solution, revolving speed are 600~800 revs/min；
2. and then synthctic fat acid resin, defoaming agent are added in reactor, high-speed stirred 10 minutes, revolving speed 1400
~1500 revs/min；
3. and then the full ketone mixed liquor dissolved in advance, levelling agent are added in reactor, high-speed stirred 10 minutes, revolving speed
It is 1000~1200 revs/min；
4., be dispersed with stirring uniformly after, with 300 mesh filter-cloth filterings, the plentiful showering glossy varnish coating of the PU high is made,
Packaging is detected again.
B component:
1., by solvent (BAC), TDI, HDI investment reactor, moderate-speed mixer 10 minutes to after uniformly with 300 mesh filter clothes
Filtering is packed in detection；
Finally by by component A and B component 100:89 by weight percentage or 100:90 again or 100:91 is mixed.
By above-described embodiment according to PU two-component woodwork coating related detecting method, it is tested for the property.
1, detection method:
(1) glossiness
Referring to GB/T9754-88 " 20 °, 60 ° and 85 ° specular lights of colored paint paint film of the paint and varnish without metallic pigments
The measurement in pool " it provides to be measured
(2) adhesive force
It is measured referring to GB/T 9286-1998 " cross cut test of paint and varnish paint film " regulation
(3) hardness
It is measured referring to GB/T6739-1996 " paint and varnish pencil method measures hardness of paint film " regulation
(4) levelability
It is measured referring to GB/T1750-79 (89) " coating levelability measuring method " regulation
(5) examination criteria: HG/T 3655-2012
2, testing result: it is shown in Table 1
Table 1: the product testing result of Examples 1 to 3
It is obtained by table 1, the plentiful color inhibition showering glossy varnish coating of PU high of the invention is used for melamine plate, tool
There is adhesive force good, color inhibition is good, and hardness is good, the characteristics such as gloss height.
Embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but can not
Therefore limitations on the scope of the patent of the present invention are interpreted as, as long as obtained using the form of equivalent replacement or equivalent transformation
Technical solution should all be fallen within the scope and spirit of the invention.
Claims (7)
1. a kind of plentiful color inhibition showering glossy varnish coating of PU high, it is characterised in that: it by component A and B component by weight
Percentage 100:(89-91) it mixes, the weight percent composition of the component A are as follows:
The sum of the weight of each material composition of above-mentioned component A is 100%；
The weight percent of the B component forms are as follows:
TDI 25%~30%
HDI 40%~45%
Butyl ester (BAC) 25%~30%
The sum of the weight of each material composition of above-mentioned B component is 100%.
2. the plentiful color inhibition showering glossy varnish coating component A of PU high according to claim 1, it is characterised in that: institute
The alkyd resin stated is synthctic fat acid resin.
3. the plentiful color inhibition showering glossy varnish coating component A of PU high according to claim 1, it is characterised in that: institute
It is one or more of without organic silicon defoamer brokenly bubble polymeric liquid for stating defoaming agent.
4. the plentiful color inhibition showering glossy varnish coating component A of PU high according to claim 1, it is characterised in that: institute
State the acrylic acid levelling agent or fluorine-carbon modified levelling agent that levelling agent is one or several kinds of not foam stabilizings.
5. the plentiful color inhibition showering glossy varnish coating B component of PU high according to claim 1, it is characterised in that: institute
The TDI stated is the one or several kinds of light tripolymer.
6. the plentiful color inhibition showering glossy varnish coating B component of PU high according to claim 1, it is characterised in that: institute
State the one or more that HDI is color-change resistant isocyanates.
7. a kind of side for preparing the plentiful color inhibition showering glossy varnish coating of PU high described in any one of claim 1~6
Method, it is characterised in that: preparation step is successively are as follows:
Component A:
1., full ketone resin, solvent be added in reactor in advance, with blender, stir at low speed 25 minutes to being completely dissolved, turn
Speed is 600~800 revs/min；
2., then by synthctic fat acid resin, defoaming agent be added reactor in, high-speed stirred 10 minutes, revolving speed be 1400~
1500 revs/min；
3., then the full ketone mixed liquor dissolved in advance, levelling agent be added in reactor, high-speed stirred 10 minutes, revolving speed was
1000~1200 revs/min；
4., be dispersed with stirring uniformly after, with 300 mesh filter-cloth filterings, the plentiful showering glossy varnish coating of the PU high is made, then examine
Survey packaging.
B component:
1., by solvent (BAC), TDI, HDI investment reactor, moderate-speed mixer 10 minutes to after uniformly with 300 mesh filter-cloth filterings,
It is packed in detection；
Finally by by component A and B component 100:(89-91 by weight percentage) it mixes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811288190.6A CN109627957A (en) | 2018-10-31 | 2018-10-31 | A kind of plentiful color inhibition showering glossy varnish coating of PU high and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811288190.6A CN109627957A (en) | 2018-10-31 | 2018-10-31 | A kind of plentiful color inhibition showering glossy varnish coating of PU high and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109627957A true CN109627957A (en) | 2019-04-16 |
Family
ID=66067019
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|---|---|---|---|
| CN201811288190.6A Pending CN109627957A (en) | 2018-10-31 | 2018-10-31 | A kind of plentiful color inhibition showering glossy varnish coating of PU high and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680081A (en) * | 2020-12-24 | 2021-04-20 | 淮北五星铝业有限公司 | Water-based mirror polyurethane coating |
| CN114381199A (en) * | 2021-12-15 | 2022-04-22 | 青岛展辰新材料有限公司 | Double-component PU and UV dual-curing glossy varnish |
| CN114410208A (en) * | 2021-12-24 | 2022-04-29 | 威海市宝星涂料有限公司 | Bottle cap finishing coating and preparation method thereof |
| CN114989715A (en) * | 2022-07-08 | 2022-09-02 | 恒昌涂料（惠阳）有限公司 | Low-VOC high-fullness environment-friendly PU (polyurethane) gloss top-coat paint |
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| US6075088A (en) * | 1993-11-02 | 2000-06-13 | Fina Research S.A. | Alkyd paints |
| CN103131316A (en) * | 2013-03-15 | 2013-06-05 | 立邦涂料(成都)有限公司 | Clear wood paint and preparation method thereof |
| CN103614060A (en) * | 2013-11-22 | 2014-03-05 | 广东巴德士化工有限公司 | Polyurethane brilliant white finish based on construction tolerance |
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2018
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| CN103131316A (en) * | 2013-03-15 | 2013-06-05 | 立邦涂料(成都)有限公司 | Clear wood paint and preparation method thereof |
| CN104098997A (en) * | 2013-04-10 | 2014-10-15 | 合众（佛山）化工有限公司 | Preparation method of benzene-free net-flavour scratch-resistant polyurethane (PU) gloss varnish |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680081A (en) * | 2020-12-24 | 2021-04-20 | 淮北五星铝业有限公司 | Water-based mirror polyurethane coating |
| CN114381199A (en) * | 2021-12-15 | 2022-04-22 | 青岛展辰新材料有限公司 | Double-component PU and UV dual-curing glossy varnish |
| CN114410208A (en) * | 2021-12-24 | 2022-04-29 | 威海市宝星涂料有限公司 | Bottle cap finishing coating and preparation method thereof |
| CN114989715A (en) * | 2022-07-08 | 2022-09-02 | 恒昌涂料（惠阳）有限公司 | Low-VOC high-fullness environment-friendly PU (polyurethane) gloss top-coat paint |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190416 |