CN107815238A - Wood-door window coating and production method - Google Patents
Wood-door window coating and production method Download PDFInfo
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- CN107815238A CN107815238A CN201711167748.0A CN201711167748A CN107815238A CN 107815238 A CN107815238 A CN 107815238A CN 201711167748 A CN201711167748 A CN 201711167748A CN 107815238 A CN107815238 A CN 107815238A
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- China
- Prior art keywords
- wood
- door window
- parts
- production method
- window coating
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- 238000000576 coating method Methods 0.000 title claims abstract description 77
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- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
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- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
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- GYDSPAVLTMAXHT-UHFFFAOYSA-N pentyl 2-methylprop-2-enoate Chemical compound CCCCCOC(=O)C(C)=C GYDSPAVLTMAXHT-UHFFFAOYSA-N 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims 1
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- 108090000623 proteins and genes Proteins 0.000 description 1
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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
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
-
- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of Wood-door window coating and production method, the raw material that it includes has polyurethane, epoxy resin, emulsion, tossa, composite coupler, water, lecithin, thickener, anti-wear agent, levelling agent, defoamer, the Wood-door window coating of the present invention is fully penetrated into the micropore of timber, retains the grain of wood.It is weather-proof, hydrophobic, with good gas permeability, timber can breathe, anti-corrosion, insect prevention, waterproof and ventilative, toughness, UV resistant, ageing-resistant and ecological safety, it is non-toxic, environmental protection, odorlessness, volatilizable thing is few, it is non-ignitable, not quick-fried high security, non yellowing, improve the ageing resistance of Wood-door window, play ultraviolet screener, Wood-door window is protected not damaged by ultraviolet, play ultraviolet screener, meet waterproof, it is ventilative, anti-corrosion, prevent from deforming, uvioresistant, mechanical resistant is damaged, easy to maintain and renovation, play decorative effect, it is that health is nontoxic, the coatings for furniture of the pure environment-friendly type of green function.
Description
Technical field
The present invention relates to a kind of coatings for furniture, more particularly to Wood-door window coating and production method.
Background technology
Wood furniture has the features such as Environmental Safety, elegant in appearance, is the preferred furniture of many families.But if will
Timber is exposed outside, it is easy to is infected with dirt, is also easy to be worn.Therefore, typically all can be in the wood surface of wood furniture
Coast of paint is coated, for protecting timber in itself.
At present, the consumption of coating per capita of developed country reaches more than 10kg, and modern coatings industry turns into modern chemistry
One important industry of industry.China is currently global maximum Furniture manufacturing and big export country, can all be consumed every year substantial amounts of
Coatings for furniture（Often it is referred to as " woodcare paint "）.
With the development of China's economic, the raising and improvement of living standards of the people, Chinese indoor environment cause has length
The development of foot, people are improving constantly to living environment pollution consciousness, but aggregate level still allows of no optimist, and room air is dirty
Dye is still one of primary killers for polluting health.It is introduced that at present Chinese indoor environment primary pollution source from build,
Decoration and furniture, formaldehyde, benzene, ammonia pollute the exceeded health for having had a strong impact on people.
At present, in the market coatings for furniture uses modified alkyd resin, polyester resin, polyurethane, toluene and some additives,
These additives, which work it out coatings for furniture, can discharge toxic gas, seriously endanger the health of human body, and its is inflammable and explosive, makes
Production and transportation generate great potential safety hazard.Existing timber paint has pollution to environment, human body is harmful to, it is impossible to full
The needs of sufficient people's daily life.
Door and window is the essential part in house, can be with outside world exchange and conmmunication, while door and window by door and window
Sunlight and warm is brought to us, resists the wind and rain and noise in the external world.Wood-door window with the characteristics of simple and unsophisticated, environmentally friendly, elegant and poised,
It is deep to be liked by common people.The outward appearance of door and window also embodies a kind of taste of life.In order to protect wooden door and window and make wood
Door and window outward appearance processed is beautiful, and the mode of generally use swabbing is decorated and protected to door and window.
Because door and window is subjected to the influence of the unfavorable factors such as sunlight, ultraviolet, the temperature difference, rainwater, condensate, dust storm for a long time, and
And timber contains certain sugar, starch, protein etc., the infringement to microorganism, bacterium is subject to, it is necessary to select energy maximum
Degree overcomes these to adversely affect the outdoor woodenware special coating of factors to protect Wood-door window.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, there is provided a kind of Wood-door window coating and production method, is had anti-
Corruption, insect prevention, waterproof and the characteristic such as ventilative, toughness, UV resistant, ageing-resistant and ecological safety.
The production method of Wood-door window coating, it includes the raw material of following parts by weight：
40~60 parts of polyurethane,
30~50 parts of epoxy resin,
5~15 parts of emulsion,
10~20 parts of tossa,
2~4 parts of composite coupler,
20~25 parts of water,
3~5 parts of lecithin,
1~3 part of thickener,
1~4 part of anti-wear agent,
1~3 part of levelling agent,
2~3 parts of defoamer；
The polyurethane, it is water curable type polyurethane, IPDI prepares performed polymer with polyethylene glycol reaction, with third
As chain extender, hexadecanol is end-capping reagent for triol and trimethylolpropane, is prepared for the water curable polyurethane of hub-and-spoke configuration；
The epoxy resin, it is modified epoxy, with epoxy resin esterification occurs for phosphoric acid, makees to draw with benzoyl peroxide
Agent is sent out, forms active methylene group free radical, then be total to acrylic acid, styrene, butyl acrylate and methyl methacrylate-grafted
It is poly-, finally neutralized with N, N- dimethylethanolamines, obtain modified epoxy；
The emulsion, it is styrene and acrylate by weight proportion 1:The styrene-acrylic emulsion that 1 copolymerization forms；
The tossa, 0.3 μm of silk powder is less than for granularity；
The composite coupler is γ-NCO propyl-triethoxysilicane with β-（3,4 expoxycyclohexyls）Ethyl
Trimethoxy silane mixes, part by weight 1:2；
The lecithin, it is the lecithin auxiliary agent of acetylation；
The thickener, it is hydroxyethyl cellulose；
The anti-wear agent, it is one or more mixing of carborundum, fine-grained alumina or mineral powder；
The levelling agent, it is acetylbutyrylcellulose；
The defoamer, organic silicon defoamer.
Wood-door window coating, production process comprise the following steps：
（1）, in a mixer sequentially add water, lecithin, thickener, anti-wear agent, levelling agent, 1/2 defoamer of formula ratio, stir
Mix uniformly, rotating speed is 300 revs/min, is stirred 15~25 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, tossa, polyurethane mixed in formulation weight ratio, rotating speed is 1000~1500 revs/min, obtains mixing molten
Liquid；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into epoxy resin, composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In
Solution mixes, and stirs, and rotating speed is to 300~400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
By coating hardened coating in the timber for forming door and window, after being handled with drier, then at assembly.
Compared with prior art, the substantive distinguishing features that the present invention protrudes and significantly progress are：
1st, polyurethane
Polyurethane is a kind of polymer of the main chain containing-NHCOO-constitutional repeating unit, english abbreviation PU, and aqueous polyurethane is
Using water as decentralized medium, polyurethane resin is dissolved or dispersed in the binary colloid system formed in water, with the water-based of its preparation
Without or with minimal amount of organic solvent in polyurethane coating.Aqueous polyurethane coating, not only with nontoxic odorless, without dirt
Dye, nonflammable, cost is low, not easy damaged, by coating surface it is easy for construction, be easy to cleaning the advantages that, also gather with solvent-borne type
The excellent properties such as the intrinsic high rigidity of urethane coating, wear-resistant, thus in woodwork coating, car paint, building coating, plastics
Many fields such as coating, paper coating and fabric and leather finish are widely used, and are welcome by user.
Due to containing highly polar carbamate groups, insoluble in non-polar group, there is good oil resistivity, toughness, resistance to
Mill property, resistance to ag(e)ing and cohesive.
2nd, epoxy resin
In today that environmental consciousness constantly strengthens, Environmentally friendly coatings increasingly show its importance.Epoxy resin has excellent
Different physical and chemical performance, especially with excellent water resistance, chemical-resistant, splendid Adhesion property and be widely used in coating
Field, it is one of coatings industry B-C post product, thus environmental protection coating material is also one of study hotspot of coating circle.Realize low VOC
Approach predominantly greatly develop the new coatings such as high solid coating, water paint, powdery paints and radiation curable coating.
It is pollution-free, and melting viscosity is low, and film is firm, good leveling property, it is not necessary to which primer coating film, mechanical property is good, has excellent
Different reactivity and storage-stable, corrosion resistance, chemical proofing, the color matching of coating well, curing agent range of choice is wide,
Have a wide range of application.
Epoxy resin and termite-proof medicament mixture, termite-proof medicament have most strong poisoning termite performance, and medicine glue compares wood
Material amount loss rate has a great influence, and epoxy resin there is very strong physical isolation to act on, lumber quality loss late without toxic action
Substantially reduce, there is long-term economics and environment protection significance.
3rd, styrene-acrylic emulsion
Styrene-acrylic emulsion is that more system is studied in emulsion polymerization, and there is the ten big non-of essential industry application value the world today
One of cross-linked type latex emulsion.Styrene-acrylic emulsion has very extensive purposes, now main use as a kind of important middle chemical products
Make building coating, metal surface latex paint, floor coating, paper adhesives, adhesive etc..Styrene-acrylic emulsion adhesive force is good, glue
Film is transparent, and water-fast, oil resistant, heat-resisting, ageing-resistant performance is good.Styrene-acrylic emulsion is used as paper product adhesive, also can be with starch, polyethylene
The adhesive such as alcohol, sodium carboxymethylcellulose are used cooperatively.
4th, tossa
Jute (Classification systemCorchorus capsularis L), belong to Tiliaceae Corchorus, bast fiber crop, annual grass
This plant, likes the weather of warm and moist, short day crop, alias fire is numb, green fiber crops, network fiber crops, water network are numb, wild mestha, circle fruit jute,
Circle capsule jute, bitter sesame slices, ox mud thatch, three pearls grass, day purple perilla, boon are first-class, are a kind of length and softness, glossiness plant fibre
Dimension, the coarse filament of high intensity can be made into.Tossa is one of most cheap natural fiber, plantation amount and purposes it is wide
It is general to be all only second to cotton, have the characteristics that moisture pick-up properties is good, the moisture that scatters and disappears is fast.
With the increase for adding tossa quality, the weight-loss ratio of coating gradually reduces, and improves the intensity of coating, jute
There are higher specific strength and specific modulus, preferable wellability, good natural antibacterial performance.
As world's every profession and trade is towards green, degradable, low energy consumption, low emission, light-weighted development, jute reinforcing material
There is superior prospects for commercial application.
5th, composite coupler
Composite coupler by γ-NCO propyl-triethoxysilicane and β-（3,4 expoxycyclohexyls）Ethyl trimethoxy
Base silane is combined, and coupling agent is the bridge between organic binder matter and inorganic filler, makes filler more preferable, divides faster
It is dispersed in organic matter.The adhesive force of coating can be improved（Make the combination of organic matter and coat side closer）Improve the durable of coating
Property, weatherability, toughness（Make the combination of organic matter and filling paint closer）Painting color is evenly（Reduce the scattered of filler
Viscosity, disperse evenly in organic matter）.
For silane coupler after coatings, silane can move to the interface of coating and ground, close inorganic group with it is inorganic
Reaction of moisture on surface, hydrogen bond is formed, makes coating more firm combined with interface.It is even if silane coupled under the conditions of water logging
The coating that agent is modified still adheres to well in various inorganic surface of bottom material.
Silane coupler be used for priming coat enhancing ground with apply interlayer adhesion, for improve pigment or filler molten
The dispersiveness of agent coating or water paint；For the modification of coating resin, so that new functional paint is made.Silane is used as promoting
The additive of adhesive force, coating is set to be incorporated on various different surface of bottom material, such combination is not only reduced in wet environment
Corrosion and the peeling of paint film, and marresistance and environment resistant can be improved.Silane is widely used in acrylate, asphalt mixtures modified by epoxy resin
It is effective in solvent borne, high solidity and water paint in fat and polyurethane coating, it can both use as priming paint, also might be used
To admix auxiliary agent use.Silane can also play pigment dispersing agent and bonding agent in coating, and they can be firmly bonded to
On various inorganic pigments and filler, silane is once attached on the surface of filler, and they are filled out with regard to that can reduce the viscosity of coating, improvement
The dispersiveness of material, so as to improve covering power and improve the durability and scrubbability of coating.
6th, lecithin
Lecithin is a kind of lipid matter found in the tissue such as yolk and soybean of animal and plant.Lecithin by
Various ingredients are formed, including but not limited to phosphatide, such as, phosphatidyl choline (" PC "), phosphatidylinositols (" PI ") and
Phosphatidyl-ethanolamine (" PE ").The amphiphilic nature of lecithin causes the material to turn into a kind of effective processing in numerous applications
Auxiliary agent, emulsifying agent, dispersant and/or surfactant.
When unmixing liquid phase be present, lecithin can reduce interfacial surface tension and play function as emulsifying agent.
When for two or more solid phases, lecithin can be used as lubricant and/or release agent (release agent) play
Function.
7th, thickener
Thickener is a kind of auxiliary rheological agents, can not only thicken coating, prevents sagging phenomenon occur in construction, and can assign
The excellent mechanical performance of coating and bin stability.It is that very important one kind helps for the relatively low water paint of viscosity
Agent.
Hydroxyethyl cellulose (HEC) is a kind of white or faint yellow, tasteless, nontoxic threadiness or pulverulent solids, by
Alkali cellulose and oxirane（Or chlorethanol）Prepared by etherified reaction, belong to nonionic soluble fibre element ethers.Due to HEC
With good thickening, suspension, scattered, emulsification, bonding, film forming, protection moisture and the characteristics such as protecting colloid are provided, it is extensive
Apply in fields such as oil exploitation, coating, building, medicine food, weaving, papermaking and macromolecular polymerization reactions.
8th, anti-wear agent
Coating is a kind of additive for improving film abrasion resistance with anti-wear agent.It is resistance to bearing friction addition in use
Mill
After agent, the film abrasion loss caused by friction is reduced, so as to extend the service life of film and service life, or
Improve processability.
The wearability of film refers to resist coating film friction, scratch, a kind of ability corroded, has with many performances of film
Close, bag
Include hardness, scratch resistance, cohesive force, tensile strength, modulus of elasticity and toughness etc..It is generally acknowledged that the toughness of film is resistance to its
The influence of mill property is more than influence of the hardness of film to its wearability.
After coating adds anti-wear agent and solidification of constructing, most of anti-wear agent micro- can protrude from film coated surface, and be uniform
Distribution, when film is by friction behavior, its wearing part is the highest part for protruding from film coated surface first, i.e. anti-wear agent portion
Point.Actually film, which is protected, exempts from or is rubbed less.In use, anti-wear agent applies film such as " aggregate ", " sharing "
The frictional force that film is born, so as to extend the service life of film, assign film wearability.
9th, levelling agent
Levelling agent is a kind of conventional coating additive, it can promote coating formed during drying and forming-film one it is smooth, smooth,
Uniform film.It can effectively reduce and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve its levelability and a kind of material of uniformity.Covering with paint can be improved
The permeability of liquid, the possibility that spot and spot are produced when brushing can be reduced, increase coverage property, makes film forming uniform, natural.
10th, defoamer
Avoid that foam occurs, it is really impossible in the making of water paint, thus defoaming measure must be taken.As before
Described, all be present bubble problem in water paint making, the multiple working procedure used, certainly will will be pacified per sequence using mechanical defoaming method
If set of device.So the defoaming of water paint, is all using the method for adding defoamer, in fact, in all water paints all
Defoamer be present.
11st, coating is fully penetrated into the micropore of timber, retains the grain of wood.Weather-proof, hydrophobic, have ventilative well
Property, timber can breathe, anti-corrosion, insect prevention, waterproof and ventilative, toughness, UV resistant, ageing-resistant and ecological safety, non-toxic, ring
Few, non-ignitable, the not quick-fried high security of guarantor, odorlessness, volatilizable thing, non yellowing, the ageing resistance of Wood-door window is improved, play purple
Outside line shielding action, protects Wood-door window not damaged by ultraviolet, plays ultraviolet screener, meet waterproof, ventilative, anti-corrosion,
Deformation, uvioresistant are prevented, mechanical resistant damage, easy to maintain and renovation, plays decorative effect, is nontoxic, the green work(of health
The coatings for furniture of the pure environment-friendly type of energy.
Embodiment
Described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention
In embodiment, all other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Embodiment 1
The production method of Wood-door window coating, it includes the raw material of following parts by weight：40 parts of polyurethane, 30 parts of epoxy resin, breast
5 parts of liquid, 10 parts of tossa, 2 parts of composite coupler, 20 parts of water, 3 parts of lecithin, 1 part of hydroxyethylcellulose thickener, carbonization
1 part of silicon anti-wear agent, 1 part of acetylbutyrylcellulose levelling agent, 2 parts of defoamer；
Wood-door window coating, production process comprise the following steps：
（1）, in a mixer sequentially add water, lecithin, thickener, anti-wear agent, levelling agent, 1/2 defoamer of formula ratio, stir
Mix uniformly, rotating speed is 300 revs/min, is stirred 15 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by tossa, polyurethane in formulation weight ratio mix, rotating speed be 1000 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into epoxy resin, composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In
Solution mixes, and stirs, and rotating speed is to 300 revs/min；
（6）, be filtered to remove coarse granule and impurity.
Embodiment 2
The production method of Wood-door window coating, it includes the raw material of following parts by weight：45 parts of polyurethane, 40 parts of epoxy resin, breast
10 parts of liquid, 12 parts of tossa, 3 parts of composite coupler, 25 parts of water, 4 parts of lecithin, 2 parts of hydroxyethylcellulose thickener, carbonization
2 parts of silicon anti-wear agent, 2 parts of acetylbutyrylcellulose levelling agent, 3 parts of defoamer；
Wood-door window coating, production process comprise the following steps：
（1）, in a mixer sequentially add water, lecithin, thickener, anti-wear agent, levelling agent, 1/2 defoamer of formula ratio, stir
Mix uniformly, rotating speed is 300 revs/min, is stirred 20 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by tossa, polyurethane in formulation weight ratio mix, rotating speed be 1000 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into epoxy resin, composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In
Solution mixes, and stirs, and rotating speed is to 300 revs/min；
（6）, be filtered to remove coarse granule and impurity.
Embodiment 3
The production method of Wood-door window coating, it includes the raw material of following parts by weight：50 parts of polyurethane, 45 parts of epoxy resin, breast
15 parts of liquid, 17 parts of tossa, 4 parts of composite coupler, 25 parts of water, 5 parts of lecithin, 3 parts of hydroxyethylcellulose thickener, ore
3 parts of powder anti-wear agent, 3 parts of acetylbutyrylcellulose levelling agent, 3 parts of defoamer；
Wood-door window coating, production process comprise the following steps：
（1）, in a mixer sequentially add water, lecithin, thickener, anti-wear agent, levelling agent, 1/2 defoamer of formula ratio, stir
Mix uniformly, rotating speed is 300 revs/min, is stirred 25 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by tossa, polyurethane in formulation weight ratio mix, rotating speed be 1200 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into epoxy resin, composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In
Solution mixes, and stirs, and rotating speed is to 400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
Embodiment 4
The production method of Wood-door window coating, it includes the raw material of following parts by weight：60 parts of polyurethane, 50 parts of epoxy resin, breast
15 parts of liquid, 20 parts of tossa, 4 parts of composite coupler, 25 parts of water, 5 parts of lecithin, 3 parts of hydroxyethylcellulose thickener, ore
4 parts of powder anti-wear agent, 3 parts of acetylbutyrylcellulose levelling agent, 3 parts of defoamer；
Wood-door window coating, production process comprise the following steps：
（1）, in a mixer sequentially add water, lecithin, thickener, anti-wear agent, levelling agent, 1/2 defoamer of formula ratio, stir
Mix uniformly, rotating speed is 300 revs/min, is stirred 25 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by tossa, polyurethane in formulation weight ratio mix, rotating speed be 1500 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into epoxy resin, composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In
Solution mixes, and stirs, and rotating speed is to 400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
After testing, quality and technical index is as follows：
Claims (9)
1. the production method of Wood-door window coating, it is characterised in that it includes the raw material of following parts by weight：
40~60 parts of polyurethane,
30~50 parts of epoxy resin,
5~15 parts of emulsion,
10~20 parts of tossa,
2~4 parts of composite coupler,
20~25 parts of water,
3~5 parts of lecithin,
1~3 part of thickener,
1~4 part of anti-wear agent,
1~3 part of levelling agent,
2~3 parts of defoamer；
Described Wood-door window coating, production process comprise the following steps：
（1）, in a mixer sequentially add water, lecithin, thickener, anti-wear agent, levelling agent, 1/2 defoamer of formula ratio, stir
Mix uniformly, rotating speed is 300 revs/min, is stirred 15~25 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, tossa, polyurethane mixed in formulation weight ratio, rotating speed is 1000~1500 revs/min, obtains mixing molten
Liquid；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into epoxy resin, composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In
Solution mixes, and stirs, and rotating speed is to 300~400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
2. the production method of Wood-door window coating according to claim 1, it is characterised in that the polyurethane, be water curable type
Polyurethane, IPDI and polyethylene glycol reaction prepare performed polymer, using glycerine and trimethylolpropane as
Chain extender, hexadecanol are end-capping reagent, are prepared for the water curable polyurethane of hub-and-spoke configuration.
3. the production method of Wood-door window coating according to claim 1, it is characterised in that the epoxy resin, for modification
With epoxy resin esterification occurs for epoxy resin, phosphoric acid, makees initiator with benzoyl peroxide, it is free to form active methylene group
Base, then be copolymerized with acrylic acid, styrene, butyl acrylate and methyl methacrylate-grafted, finally with N, N- dimethyl ethanols
Amine neutralizes, and obtains modified epoxy.
4. the production method of Wood-door window coating according to claim 1, it is characterised in that the emulsion, be styrene with
Acrylate by weight proportion 1:The styrene-acrylic emulsion that 1 copolymerization forms.
5. the production method of Wood-door window coating according to claim 1, it is characterised in that the tossa, be granularity
Silk powder less than 0.3 μm.
6. the production method of Wood-door window coating according to claim 1, it is characterised in that the composite coupler, be γ-
NCO propyl-triethoxysilicane and β-（3,4 expoxycyclohexyls）Ethyl trimethoxy silane mixes, part by weight
For 1:2.
7. the production method of Wood-door window coating according to claim 1, it is characterised in that the lecithin, be acetylation
Lecithin auxiliary agent.
8. the production method of Wood-door window coating according to claim 1, it is characterised in that the anti-wear agent, be carborundum,
One or more mixing of fine-grained alumina or mineral powder.
9. the production method of Wood-door window coating according to claim 1, it is characterised in that the thickener, be ethoxy
Cellulose；The levelling agent, it is acetylbutyrylcellulose；The defoamer, organic silicon defoamer.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110396175A (en) * | 2019-07-24 | 2019-11-01 | 浙江农林大学 | Self-emulsifying antibacterial waterborne epoxy resin and its application in wood and bamboo protection |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110396175A (en) * | 2019-07-24 | 2019-11-01 | 浙江农林大学 | Self-emulsifying antibacterial waterborne epoxy resin and its application in wood and bamboo protection |
| CN110396175B (en) * | 2019-07-24 | 2021-12-28 | 浙江农林大学 | Self-emulsifying antibacterial water-based epoxy resin and application thereof in wood and bamboo protection |
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