CN107815232A - A kind of high-performance water-based polyurethane woodwork coating - Google Patents
A kind of high-performance water-based polyurethane woodwork coating Download PDFInfo
- Publication number
- CN107815232A CN107815232A CN201711140317.5A CN201711140317A CN107815232A CN 107815232 A CN107815232 A CN 107815232A CN 201711140317 A CN201711140317 A CN 201711140317A CN 107815232 A CN107815232 A CN 107815232A
- Authority
- CN
- China
- Prior art keywords
- weight
- parts
- performance water
- based polyurethane
- woodwork coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C09D175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4063—Mixtures of compounds of group C08G18/62 with other macromolecular compounds
-
- 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
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
-
- 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
- C08G18/61—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6216—Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
Abstract
The present invention relates to water-borne wood coating technical field, specifically a kind of high-performance water-based polyurethane woodwork coating, the high-performance water-based polyurethane woodwork coating is made up of feedstock composition, and the feedstock composition includes：The parts by weight of PPG 60~100, the parts by weight of diisocyanate 60~100, the parts by weight of acrylic resin 40~60, the parts by weight of DHPDMS 5~20, the parts by weight of hydroxy silicon oil 5~20, the parts by weight of catalyst 1~12, the parts by weight of graphene oxide 5~15, the parts by weight of emulsifying agent 3~8, the parts by weight of defoamer 1~8, the parts by weight of thickener 2~8, the parts by weight of coalescents 1~5, the parts by weight of preservative 1~3.The present invention introduces siloxy, so as to improve the water resistance of polyurethane by adding DHPDMS and hydroxy silicon oil in preparation process in the strand of polyurethane.
Description
Technical field
The present invention relates to water-borne wood coating technical field, specifically a kind of high-performance water-based polyurethane woodenware applies
Material.
Background technology
Woodwork coating refers to for the painting made of solid wood board, wood grain panel, bakelite plate, sawdust-board, fiberboard etc. on equipment
Material, including furniture, floor, stationery sports goods, musical instrument and constructional ornamental material paint.Two classes are roughly divided into, one kind is to be used for furniture
Manufactory, one kind are to be used to interior decoration decorate.
The principal item of current woodwork coating (including furniture and indoor decorating coating) has nitrate paint (NC), polyurethane
Coating (PU), unsaturated polyester coating (PE), amido alkyd paint (AC, referred to as acid are coating material solidified), ultraviolet-curing paint
And water paint etc. (UV).Solvent borne woodwork coating is deposited a large amount of organic solvents in the production and use process and evaporate into air
Environment is polluted and murder by poisoning is produced to producers' body, while is produced with work progress due to flammable organic solvent
In the presence of so whole process all needs to prevent fires, adding polyurethanes to improve system now with using propionic acid ester emulsion, esters of acrylic acid
The water-borne wood coating of work, the content of organic volatile agent are reduced to 5%-30%, although this greatly reduces containing for organic solvent
Amount, but still exist and large effect is produced to user and environment, simultaneously because the reduction of organic solvent cause it is cold-resistant heat-resisting
Performance reduce, and such water-borne wood coating preparation technology is complicated, and input cost is high, it is necessary to large-scale equipment and specialty
Technical operator could prepare.
Organic solvent in woodwork coating, which is evaporate into air, seriously affects atmospheric environment.Solvent is dirty caused by volatilizing
Contaminate and damaged to ecological environment, threatened to health of human body, be unfavorable for the long term growth of coating industry, so coating row
Attention that industry is endangered VOC (VOC), the control to VOC are paid close attention to product quality from science substantially to be changed,
Reduce VOC has turned into the emphasis and development trend of industry technology innovation concern.
Polyurethane woodware coating has paint film tough, and gloss is plentiful, and adhesive force is strong, the advantages of water proof and wearable, corrosion resistance.
It is widely used in high-class woodenware furniture, it can also be used to metal surface.But the VOC of polyurethane woodware coating is higher.
The content of the invention
In view of the shortcomings of the prior art, primary and foremost purpose of the invention is to carry a kind of high-performance water-based polyurethane woodwork coating
And preparation method thereof, it has wet-heat resisting, dry heat resistance good, and puncture can have simultaneously well and the characteristics of water-tolerant
There are relatively low VOC and very low smell, there is safety and environmental protection, green and healthy performance.
To achieve the above object, the present invention provides a kind of high-performance water-based polyurethane woodwork coating, described high-performance water-based
Polyurethane woodware coating is made up of feedstock composition, and the feedstock composition includes：The parts by weight of PPG 60~100,
The parts by weight of diisocyanate 60~100, the parts by weight of acrylic resin 40~60, DHPDMS 5~20
Parts by weight, the parts by weight of hydroxy silicon oil 5~20, the parts by weight of catalyst 1~12, the parts by weight of graphene oxide 5~15, emulsifying agent 3~
8 parts by weight, the parts by weight of defoamer 1~8, the parts by weight of thickener 2~8, the parts by weight of coalescents 1~5, the weight of preservative 1~3
Part.
According to the present invention, in order to further optimize the combination property of the high-performance water-based polyurethane woodwork coating, preferably
Under the conditions of, the high-performance water-based polyurethane woodwork coating is made up of feedstock composition, and the feedstock composition includes：Polyethers
The parts by weight of polyalcohol 75~90, the parts by weight of diisocyanate 75~90, the parts by weight of acrylic resin 45~50, dihydroxybutyl
The parts by weight of dimethyl silicone polymer 10~15, the parts by weight of hydroxy silicon oil 10~15, the parts by weight of catalyst 2~10, graphene oxide
8~12 parts by weight, the parts by weight of emulsifying agent 4~6, the parts by weight of defoamer 2~6, the parts by weight of thickener 3~5, coalescents 2~3
Parts by weight, the parts by weight of preservative 1~3
In the present invention, under optimum condition, on the one hand the PPG can carry out recombination reaction with acrylic resin,
Rigid acrylic resin long-chain is introduced into PPG, on the other hand, the PPG can be with isocyanates
Reaction generation polyurethane, so as to which polyurethane and acrylic resin compound resin be prepared.Under preferable case, the polyethers is more
First alcohol is selected from polyether Glycols and/or polyether-tribasic alcohol, more specifically polyoxypropyleneglycol, polytetrahydrofuran diol, tetrahydrochysene
Furans-at least one of propylene oxide copolymer glycols and PPOX triol.
Under the conditions of, according to the invention it is preferred to, isocyanates can react with PPG, generate polyurethane, preferably feelings
Under condition, the isocyanates be selected from toluene di-isocyanate(TDI), IPDI, methyl diphenylene diisocyanate,
At least one of dicyclohexyl methyl hydride diisocyanate, hexamethylene diisocyanate, lysine diisocyanate.According to
The present invention, under optimum condition, the molecular weight 75000~120000 of the acrylic resin, solid content is 50~75%.
Under the conditions of, according to the invention it is preferred to, the catalyst is selected from triethyl benzyl ammonia chloride, triethylbenzyl ammonium bromide
And at least one of N, N- dimethyl Bian amine.
According to the present invention, the present invention does not have special requirement to the species of thickener, can be that to be usually used in impervious color water-based
The thickener of wooden ware sealing priming paint, for example, the thickener can be cellulose or Magnesiumaluminumsilicate, further, the fibre
Dimension element is selected from carboxymethyl cellulose, methylcellulose, hydroxyethyl cellulose, ethyl cellulose, hydroxypropyl methyl cellulose, hydroxyl
At least one of ethyl cellulose etc..
Under the conditions of, according to the invention it is preferred to, the defoamer is selected from organosiloxane class, polyethers, polyether-modified silicon class
At least one of, such as can be in dimethyl silicone polymer, fluorosilicone, ethylene glycol siloxanes, HR polyether antifoam agents etc.
At least one.
Under the conditions of, according to the invention it is preferred to, the preservative is selected from imdazole derivatives, n-octyl-isothiazolin ketone, aryl
At least one of urea derivative.
Under the conditions of, according to the invention it is preferred to, the emulsifying agent is selected from Tween 80.
Under the conditions of, according to the invention it is preferred to, the coalescents are selected from 2,2,4- trimethyl -1,3 pentanediol list isobutyric acids
At least one of ester, propane diols phenylate, esters high boiling mixture, tripropylene glycol n-butyl ether.
A kind of preparation method of high-performance water-based polyurethane woodwork coating, comprises the following steps：
(1) by PPG, diisocyanate and graphene oxide under the conditions of existing for catalyst, mixed in water
Close uniformly, 2~6h is then reacted at 100~150 DEG C, obtains modified polyurethane；
(2) by modified polyurethane, acrylic resin, DHPDMS, hydroxy silicon oil, emulsifying agent,
Defoamer, thickener, coalescents, preservative react 3~5h at 80~120 DEG C, that is, obtain high-performance water-based polyurethane wood
Device coating.
Under the conditions of, according to the invention it is preferred to, the preparation method of the graphene oxide comprises the following steps：
Graphene oxide, dimethylformamide, n-hexane and Dicyclohexylcarbodiimide are mixed, supersound process 10~
15min, 40~50h is then reacted at 100~150 DEG C, add absolute ethyl alcohol, through standing, filtering, gained precipitation is scrubbed,
After drying and processing, amino modified graphene oxide is obtained.
Pass through above-mentioned technical proposal, the present invention have following technique effect：
The present invention in preparation process by adding DHPDMS and hydroxy silicon oil, in polyurethane
Strand in introduce siloxy, so as to improve the water resistance of polyurethane.
Embodiment
Technical scheme is clearly and completely described below in conjunction with embodiment, it is clear that described reality
It is only part of the embodiment of the present invention to apply example, rather than whole embodiments.Based on the embodiment in the present invention, this area
The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to guarantor of the present invention
The scope of shield.
Embodiment 1
A kind of high-performance water-based polyurethane woodwork coating, by the material of following parts by weight：The weight of polytetrahydrofuran diol 70
Part, the parts by weight of lysine diisocyanate 80, the parts by weight of acrylic resin 48 (molecular weight 100000, solid content 60%), three
The parts by weight of ethylbenzylammonium chloride 8, the parts by weight of graphene oxide 10, the parts by weight of DHPDMS 8, hydroxyl
The parts by weight of base silicone oil 12, the parts by weight of Tween 80 5, the parts by weight of dimethyl silicone polymer 3, carboxylic first
The parts by weight of base cellulose 4, the parts by weight of 2,2,4- trimethyl -1,3 pentanediol mono isobutyrate 3, the weight of n-octyl-isothiazolin ketone 2
Measure part.
The preparation method of the high-performance water-based polyurethane woodwork coating, comprises the following steps:
1st, graphene oxide, dimethylformamide, n-hexane and Dicyclohexylcarbodiimide are mixed, are ultrasonically treated
15min, 50h is then reacted at 120 DEG C, add absolute ethyl alcohol, through standing, filtering, gained precipitates scrubbed, drying and processing
Afterwards, amino modified graphene oxide is obtained.
2nd, by polytetrahydrofuran diol, lysine diisocyanate, DHPDMS, hydroxyl silicon
Oily and amino modified graphene oxide is well mixed, Ran Hou under the conditions of existing for triethyl benzyl ammonia chloride in water
3h is reacted at 120 DEG C, obtains modified polyurethane；By modified polyurethane, acrylic resin, polyoxyethylene sorbitan list oil
Acid esters, dimethyl silicone polymer, carboxymethyl cellulose, 2,2,4- trimethyl -1,3 pentanediol mono isobutyrates, the different thiophene of n-octyl
Oxazoline ketone reacts 4h at 100 DEG C, that is, obtains high-performance water-based polyurethane woodwork coating.
Embodiment 2
A kind of high-performance water-based polyurethane woodwork coating, by the material of following parts by weight：Tetrahydrofuran-propylene oxide copolymerization
(molecular weight 90000, solid content are for the parts by weight of glycol 75, the parts by weight of toluene di-isocyanate(TDI) 90, the parts by weight of acrylic resin 45
65%), the parts by weight of triethylbenzyl ammonium bromide 2, the parts by weight of graphene oxide 12, DHPDMS 10
Parts by weight, the parts by weight of hydroxy silicon oil 15, the parts by weight of Tween 80 4, the weight of HR polyether antifoam agents 2
Part, the parts by weight of carboxymethyl cellulose 5, the parts by weight of 2,2,4- trimethyl -1,3 pentanediol mono isobutyrate 3, Arylurea derivatives 1
Parts by weight.
The preparation method of the high-performance water-based polyurethane woodwork coating, comprises the following steps:
1st, graphene oxide, dimethylformamide, n-hexane and Dicyclohexylcarbodiimide are mixed, are ultrasonically treated
15min, 45h is then reacted at 100 DEG C, add absolute ethyl alcohol, through standing, filtering, gained precipitates scrubbed, drying and processing
Afterwards, amino modified graphene oxide is obtained.
2nd, by tetrahydrofuran-propylene oxide copolymer glycols, toluene di-isocyanate(TDI), dihydroxybutyl polydimethylsiloxanes
Alkane, hydroxy silicon oil and amino modified graphene oxide mix equal under the conditions of existing for triethylbenzyl ammonium bromide in water
Even, then the anti-6h at 150 DEG C, obtains modified polyurethane；Modified polyurethane, acrylic resin, polyoxyethylene are gone into water mountain
Pears alcohol monoleate, HR polyether antifoam agents, carboxymethyl cellulose, 2,2,4- trimethyl -1,3 pentanediol mono isobutyrates, aryl
Urea derivative reacts 3h at 120 DEG C, that is, obtains high-performance water-based polyurethane woodwork coating.
Embodiment 3
A kind of high-performance water-based polyurethane woodwork coating, by the material of following parts by weight：Tetrahydrofuran-propylene oxide copolymerization
The parts by weight of glycol 75, the parts by weight of IPDI 90, the parts by weight of acrylic resin 50 (molecular weight 80000, admittedly contain
Measure for 55%), the parts by weight of triethyl benzyl ammonia chloride 10, the parts by weight of graphene oxide 8, dihydroxybutyl polydimethylsiloxanes
The parts by weight of alkane 15, the parts by weight of hydroxy silicon oil 12, the parts by weight of Tween 80 6, ethylene glycol siloxanes 6
Parts by weight, the parts by weight of hydroxyethyl cellulose 3, the parts by weight of tripropylene glycol n-butyl ether 2, the parts by weight of imdazole derivatives 3.
The preparation method of the high-performance water-based polyurethane woodwork coating, comprises the following steps:
1st, graphene oxide, dimethylformamide, n-hexane and Dicyclohexylcarbodiimide are mixed, are ultrasonically treated
15min, 40h is then reacted at 150 DEG C, add absolute ethyl alcohol, through standing, filtering, gained precipitates scrubbed, drying and processing
Afterwards, amino modified graphene oxide is obtained.
2nd, by tetrahydrofuran-propylene oxide copolymer glycols, IPDI, dihydroxybutyl poly dimethyl silicon
Oxygen alkane, hydroxy silicon oil and amino modified graphene oxide mix equal under the conditions of existing for triethyl benzyl ammonia chloride in water
It is even, 2h then is reacted at 100 DEG C, obtains modified polyurethane；Modified polyurethane, acrylic resin, polyoxyethylene are gone into water mountain
Pears alcohol monoleate, ethylene glycol siloxanes, hydroxyethyl cellulose, tripropylene glycol n-butyl ether, imdazole derivatives react at 80 DEG C
3h, that is, obtain high-performance water-based polyurethane woodwork coating.
Embodiment 4
A kind of high-performance water-based polyurethane woodwork coating, by the material of following parts by weight：The weight of polytetrahydrofuran diol 60
Part, the parts by weight of lysine diisocyanate 60, the parts by weight of acrylic resin 60 (molecular weight 120000, solid content 50%), three
The parts by weight of methylethyl benzyl ammonium bromide 1, the parts by weight of graphene oxide 5, the parts by weight of DHPDMS 5, hydroxyl
The parts by weight of silicone oil 20, the parts by weight of Tween 80 3, the parts by weight of HR polyether antifoam agents 8, hydroxypropyl first
The parts by weight of base cellulose 8, the parts by weight of tripropylene glycol n-butyl ether 5, the parts by weight of n-octyl-isothiazolin ketone 1.
The preparation method of the high-performance water-based polyurethane woodwork coating, comprises the following steps:
1st, graphene oxide, dimethylformamide, n-hexane and Dicyclohexylcarbodiimide are mixed, are ultrasonically treated
15min, 42h is then reacted at 100 DEG C, add absolute ethyl alcohol, through standing, filtering, gained precipitates scrubbed, drying and processing
Afterwards, amino modified graphene oxide is obtained.
2nd, by polytetrahydrofuran diol, lysine diisocyanate, DHPDMS, hydroxyl silicon
Oily and amino modified graphene oxide is well mixed, Ran Hou under the conditions of existing for triethylbenzyl ammonium bromide in water
2h is reacted at 120 DEG C, obtains modified polyurethane；By modified polyurethane, acrylic resin, polyoxyethylene sorbitan list oil
Acid esters, HR polyether antifoam agents, hydroxypropyl methyl cellulose, tripropylene glycol n-butyl ether, n-octyl-isothiazolin ketone are at 100 DEG C
5h is reacted, that is, obtains high-performance water-based polyurethane woodwork coating.
Embodiment 5
A kind of high-performance water-based polyurethane woodwork coating, by the material of following parts by weight：Tetrahydrofuran-propylene oxide copolymerization
The parts by weight of glycol 100, the amount part of hexamethylene diisocyanate 100, the parts by weight of acrylic resin 40 (molecular weight 75000, admittedly contain
Measure for 75%), the parts by weight of triethylbenzyl ammonium bromide 12, the parts by weight of graphene oxide 15, dihydroxybutyl polydimethylsiloxanes
The parts by weight of alkane 20, the parts by weight of hydroxy silicon oil 5, the parts by weight of Tween 80 8, the weight of HR polyether antifoam agents 1
Measure part, the parts by weight of hydroxypropyl methyl cellulose 2, the parts by weight of tripropylene glycol n-butyl ether 1, the parts by weight of Arylurea derivatives 3.
The preparation method of the high-performance water-based polyurethane woodwork coating, comprises the following steps:
1st, graphene oxide, dimethylformamide, n-hexane and Dicyclohexylcarbodiimide are mixed, are ultrasonically treated
15min, 50h is then reacted at 150 DEG C, add absolute ethyl alcohol, through standing, filtering, gained precipitates scrubbed, drying and processing
Afterwards, amino modified graphene oxide is obtained.
2nd, by tetrahydrofuran-propylene oxide copolymer glycols, hexamethylene diisocyanate, dihydroxybutyl poly dimethyl silicon
Oxygen alkane, hydroxy silicon oil and amino modified graphene oxide mix equal under the conditions of existing for triethylbenzyl ammonium bromide in water
It is even, 6h then is reacted at 100 DEG C, obtains modified polyurethane；Modified polyurethane, acrylic resin, polyoxyethylene are gone into water mountain
Pears alcohol monoleate, HR polyether antifoam agents, hydroxypropyl methyl cellulose, tripropylene glycol n-butyl ether, Arylurea derivatives are 120
3h is reacted at DEG C, that is, obtains high-performance water-based polyurethane woodwork coating.
Performance test
Method of testing is tested according to furniture surface paint film national standard, GB/T4893.2-2005 furniture surface paint film physics and chemistry
Performance test：Wet-heat resisting method of testing, the test of GB/T4893.3-2005 furniture surface paint films physicochemical property：Dry heat resistance method of testing,
GB/T4893.9 furniture surface paint films physicochemical property is tested：Shock resistance method of testing, experimental result are as shown in table 1.
The performance parameter of each high-performance water-based polyurethane woodwork coating in embodiment 1~5
| Moisture-proof Thermal test | Dry heat resistance is tested | Shock resistance is tested | |
| Embodiment 1 | 2 grades | 2 grades | 1 grade |
| Embodiment 2 | 2 grades | 2 grades | 1 grade |
| Embodiment 3 | 2 grades | 2 grades | 1 grade |
| Embodiment 4 | 1 grade | 1 grade | 1 grade |
| Embodiment 5 | 1 grade | 1 grade | 1 grade |
Experimental result：It is known that the film of the high-performance water-based polyurethane woodwork coating of the present invention from the point of view of from the above result that
Property it is excellent, moisture-proof Thermal test, dry heat resistance test are at 2 grades or more than 2 grades, either low temperature, high temperature or damp and hot all to film
Do not have an impact, resistivity is strong, and anti-impact pressure test is more excellent, and grade is 1 grade, and surface only has impression not have slight crack.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, nothing
By from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes include in the present invention.
Claims (10)
- A kind of 1. high-performance water-based polyurethane woodwork coating, it is characterised in that the high-performance water-based polyurethane woodwork coating by Feedstock composition is made, and the feedstock composition includes：The parts by weight of PPG 60~100, the weight of diisocyanate 60~100 Measure part, the parts by weight of acrylic resin 40~60, the parts by weight of DHPDMS 5~20, hydroxy silicon oil 5~20 Parts by weight, the parts by weight of catalyst 1~12, the parts by weight of graphene oxide 5~15, the parts by weight of emulsifying agent 3~8, the weight of defoamer 1~8 Measure part, the parts by weight of thickener 2~8, the parts by weight of coalescents 1~5, the parts by weight of preservative 1~3.
- 2. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that described high-performance water-based poly- Urethane woodwork coating is made up of feedstock composition, and the feedstock composition includes：The parts by weight of PPG 75~90, two isocyanides The parts by weight of acid esters 75~90, the parts by weight of acrylic resin 45~50, the parts by weight of DHPDMS 10~15, The parts by weight of hydroxy silicon oil 10~15, the parts by weight of catalyst 2~10, the parts by weight of graphene oxide 8~12, the weight of emulsifying agent 4~6 Part, the parts by weight of defoamer 2~6, the parts by weight of thickener 3~5, the parts by weight of coalescents 2~3, the parts by weight of preservative 1~3.
- 3. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the PPG choosing From in polyoxypropyleneglycol, polytetrahydrofuran diol, tetrahydrofuran-propylene oxide copolymer glycols and PPOX triol It is at least one.
- 4. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the diisocyanate choosing From different selected from toluene di-isocyanate(TDI), IPDI, methyl diphenylene diisocyanate, dicyclohexyl methyl hydride two At least one of cyanate, hexamethylene diisocyanate, lysine diisocyanate.
- 5. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the acrylic resin Molecular weight 75000~120000, solid content are 50~75%.
- 6. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the catalyst is selected from three At least one of ethylbenzylammonium chloride, triethylbenzyl ammonium bromide and N, N- dimethyl Bian amine.
- 7. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the thickener is selected from carboxylic In methylcellulose, methylcellulose, hydroxyethyl cellulose, ethyl cellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose At least one.
- 8. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the coalescents are selected from In 2,2,4- trimethyl -1,3 pentanediol mono isobutyrates, propane diols phenylate, esters high boiling mixture, tripropylene glycol n-butyl ether At least one.
- 9. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the preservative is selected from miaow At least one of Zole derivatives, n-octyl-isothiazolin ketone, Arylurea derivatives.
- 10. high-performance water-based polyurethane woodwork coating according to claim 1, it is characterised in that the coalescents choosing From 2,2,4- trimethyl -1,3 pentanediol mono isobutyrates, propane diols phenylate, esters high boiling mixture, tripropylene glycol n-butyl ether At least one of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711140317.5A CN107815232A (en) | 2017-11-16 | 2017-11-16 | A kind of high-performance water-based polyurethane woodwork coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711140317.5A CN107815232A (en) | 2017-11-16 | 2017-11-16 | A kind of high-performance water-based polyurethane woodwork coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107815232A true CN107815232A (en) | 2018-03-20 |
Family
ID=61609914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711140317.5A Pending CN107815232A (en) | 2017-11-16 | 2017-11-16 | A kind of high-performance water-based polyurethane woodwork coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107815232A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256917B (en) * | 2019-05-13 | 2021-02-09 | 佛山市伯丁克材料科技有限公司 | Environment-friendly strong-water-resistance wood paint and preparation method thereof |
| CN113308185A (en) * | 2021-06-25 | 2021-08-27 | 上海展辰涂料有限公司 | Antistatic graphene bi-component polyurethane wood paint |
| CN113789114A (en) * | 2021-09-17 | 2021-12-14 | 卢超 | Self-repairing antibacterial polyurethane coating and preparation method thereof |
| CN116102930A (en) * | 2022-12-29 | 2023-05-12 | 广东邦固化学科技有限公司 | Protective layer coating for cold stamping film and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328247A (en) * | 2008-07-29 | 2008-12-24 | 中国科学技术大学 | Preparation of siloxane modified polyurethane-acrylic ester composite emulsion |
| CN107033748A (en) * | 2017-04-27 | 2017-08-11 | 河北晨阳工贸集团有限公司 | A kind of multi-functional woodenware sealing wax and preparation method thereof |
| CN107201162A (en) * | 2017-06-12 | 2017-09-26 | 安徽名士达新材料有限公司 | A kind of high-performance double-component waterborne polyurethane woodcare paint |
-
2017
- 2017-11-16 CN CN201711140317.5A patent/CN107815232A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328247A (en) * | 2008-07-29 | 2008-12-24 | 中国科学技术大学 | Preparation of siloxane modified polyurethane-acrylic ester composite emulsion |
| CN107033748A (en) * | 2017-04-27 | 2017-08-11 | 河北晨阳工贸集团有限公司 | A kind of multi-functional woodenware sealing wax and preparation method thereof |
| CN107201162A (en) * | 2017-06-12 | 2017-09-26 | 安徽名士达新材料有限公司 | A kind of high-performance double-component waterborne polyurethane woodcare paint |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256917B (en) * | 2019-05-13 | 2021-02-09 | 佛山市伯丁克材料科技有限公司 | Environment-friendly strong-water-resistance wood paint and preparation method thereof |
| CN113308185A (en) * | 2021-06-25 | 2021-08-27 | 上海展辰涂料有限公司 | Antistatic graphene bi-component polyurethane wood paint |
| CN113789114A (en) * | 2021-09-17 | 2021-12-14 | 卢超 | Self-repairing antibacterial polyurethane coating and preparation method thereof |
| CN116102930A (en) * | 2022-12-29 | 2023-05-12 | 广东邦固化学科技有限公司 | Protective layer coating for cold stamping film and preparation method thereof |
| CN116102930B (en) * | 2022-12-29 | 2023-09-12 | 广东邦固化学科技有限公司 | Protective layer coating for cold stamping film and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107815232A (en) | A kind of high-performance water-based polyurethane woodwork coating | |
| CN103614026B (en) | Aqueous woodenware matte clean finishing coat and its preparation method | |
| CN104559617B (en) | A kind of application type aqueous dual-component fluorocarbon coating and its preparation and application | |
| CN107974156B (en) | A kind of environment-friendly water-based stripping lacquer of automobile and its preparation method and application | |
| CN104745057B (en) | Dirt-resistant environmental-friendly finishing coat and preparation method thereof | |
| CN102046688A (en) | Aqueous radiation curable polyurethane compositions | |
| CN104419286B (en) | Spherical graphite coating and preparation method thereof | |
| WO2011098514A1 (en) | Radiation curable liquid composition for low gloss coatings | |
| CN106519940A (en) | Novel aqueous bicomponent woodenware paint for furniture for adolescents and preparation method | |
| CN103589324B (en) | The anti-scratch matte varnish of a kind of UV | |
| CN107903797A (en) | A kind of aqueous woodware paint for adding improved silica and preparation method thereof | |
| CN104263208A (en) | UV (Ultraviolet) laminated topcoat gloss coating with performances of smell removal, stain resistance and yellowing resistance as well as preparation method and construction process thereof | |
| CN103614065A (en) | Aqueous polyurethane matte clean finishing coat and its preparation method | |
| CN107936814A (en) | The net taste woodcare paint of high hardness polyurethane that a kind of POSS is modified | |
| CN101408001B (en) | Aqueous foaming resin for synthetic leather | |
| CN103232801B (en) | Employing removes polyurethane carpentry paint of urea formaldehyde and preparation method thereof | |
| CN114292575A (en) | Boiling-resistant sunscreen cream-resistant waterborne polyurethane coating for automotive interior and preparation method and use method thereof | |
| CN102816509A (en) | High-construction-performance polyurethane paint | |
| CN103709884A (en) | Novel VOC-free organosilicon-modified water-based polyurethane priming paint and preparation method thereof | |
| CN103666179A (en) | VOC (volatile organic compound)-free epoxy modified water-borne PU (polyurethane) finish paint and preparation method thereof | |
| CN104449333B (en) | High-transparency high-fullness solvent-type matte carpentry paint and preparation method thereof | |
| CN111849318A (en) | Ultraviolet light curing composition and product using same | |
| CN104327698B (en) | The polyurethane-modified matte varnish of net taste benzene-free acrylic | |
| CN107779078A (en) | Low smell water-borne wood coating of a kind of low VOC and preparation method thereof | |
| CN105219241B (en) | A kind of quick tablecloth coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180320 |