CN105936666A - Alkyd resin for PU wood lacquer and adhesion promoter thereof - Google Patents
Alkyd resin for PU wood lacquer and adhesion promoter thereof Download PDFInfo
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- CN105936666A CN105936666A CN201610411442.4A CN201610411442A CN105936666A CN 105936666 A CN105936666 A CN 105936666A CN 201610411442 A CN201610411442 A CN 201610411442A CN 105936666 A CN105936666 A CN 105936666A
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- Prior art keywords
- alkyd resin
- wood lacquer
- oil
- dimethylbenzene
- vinyl acetate
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- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/46—Polyesters chemically modified by esterification
- C08G63/48—Polyesters chemically modified by esterification by unsaturated higher fatty oils or their acids; by resin acids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Relating to the technical field of resin processing, the invention discloses an alkyd resin for PU wood lacquer and an adhesion promoter thereof. The preparation method comprises the steps of: (1) esterification polycondensation, (2) dilution, stirring and cooling, and (3) filtering. According to the invention, refined soya oil acid, glycerin, phthalic anhydride and benzoic acid are adopted as the monomer, under the combined action of a catalyst and xylene azeotropic water separation, the alkyd resin for PU wood lacquer can be prepared. The alkyd resin is a main film forming matter of PU wood lacquer, has strong adhesion, good brushability and fast drying capacity, and can rapidly cure into a film. Also the paint film has excellent flexibility, and can be polished according to needs, thereby improving the appearance flatness of woodware, and at the same time avoiding paint film damage and spalling phenomena caused by polishing.
Description
Technical field:
The present invention relates to resin processing technique field, be specifically related to a kind of PU alkyd resin for wood lacquer and
Adhesion promoter.
Background technology:
Alkyd resin is to be formed by polyfunctional alcohol, polyprotic acid and vegetable oil or vegetable oil acid condensation curing.
The manufacture method of alkyd resin has fusion method and solvent method.Fusion method is employing polyhydric alcohol, polyprotic acid, plants
Thing oil or vegetable oil acid heat under inert gas shielding, and hot setting treats that acid number reaches requirement and adds
Solvent dilution.Solvent method is to be reacted in solvent xylene by reaction raw materials, and dimethylbenzene azeotrope with water adds
Fast response speed.Reaction temperature needed for comparing the method for dissolving, solvent method is relatively low, easily-controlled reaction conditions,
The alkyd resin color of synthesis is shallower.The performance of alkyd resin is relevant with the kind of oil, big with molecular weight
Little and structure is different, performance is the most variant, extensively applies on PU woodcare paint.At present, commercially available PU woodenware
Having preferable glossiness and toughness after paint alkyd resin film-forming, adhesive force is strong, but the most not
Easily polishing, or easily damage paint film around during polishing, causes paint film spalling, needs again the japanning could not
Affect the presentation quality of woodenware.
Summary of the invention:
The technical problem to be solved is to provide that a kind of raw material availability is high, preparation cost is low,
Curing rate is fast and wearability, corrosion resistance and weatherability are strong PU alkyd resin for wood lacquer and be beneficial to carry
The adhesion promoter of high paint film adhesion.
The technical problem to be solved uses following technical scheme to realize:
A kind of PU alkyd resin for wood lacquer, its preparation method comprises the steps:
(1) esterifying polycondensation
Form monomer mixture after refined behenic acid, glycerol, phthalic anhydride and benzoic acid being mixed, recycle pump
Monomer mixture, solvent xylene and catalyst are added in reactor, by heat-conducting oil heating to 200 DEG C
There is esterifying polycondensation reaction, and add excess dimethylbenzene, carry out decompression distillation by mechanical vacuum pump,
Utilize dimethylbenzene and water to form azeotropic mixture, steam the water that reaction generates in time, carry out after distillation is condensed
Oil-water separation, oil phase dimethylbenzene reuse, aqueous phase feeding effluent treatment plant, the grignard viscosity of sampling survey at any time,
When viscosity is more than 10S, reaction terminates；
(2) latting drown, stir, cool down
Feed liquid is naturally cooled to 140 DEG C after terminating by reaction, and feed liquid is proceeded to equipped with latting drown molten by then discharging
In the thinning vessel of agent, it is stirred continuously lower dilution feed liquid；
(3) filter
Middle control inspection viscosity, after acid value reaches standard, adds kieselguhr in thinning vessel, controls in still
Feed temperature be not less than 80 DEG C, pressure less than 0.4MPa, when filtering after feed liquid fineness≤10um,
Get product alkyd resin.
Described refined behenic acid, glycerol, phthalic anhydride and benzoic molar ratio are 0.5:1:1:0.5, urge
Agent consumption is the 1-2% of monomer mixture total amount, and dimethylbenzene consumption is the 8% of monomer mixture total amount.
Described catalyst is zinc oxide, preferably nano zine oxide.
Described diluted solvent is aromatic solvent 100# oil.
The adhesion promoter of a kind of PU alkyd resin for wood lacquer, is made up of the raw material of following parts by weight:
Fluorocarbon resin 10-15 part, polyvinyl formal 6-10 part, ethylene-vinyl acetate copolymer 5-8 part,
OPE 5-8 part, sodium polyacrylate 4-6 part, microcrystalline Cellulose 4-6 part, rubber powder 3-5 part,
Volcanic ash 3-5 part, wollastonite in powder 2-3 part, asphalt 1-2 part, sodium pyrophosphate 1-2 part, sulphation
Oleum Ricini 0.5-1 part, aluminium-magnesium silicate 0.3-0.5 part, nano lanthanum oxide 0.1-0.2 part, its preparation method is:
Fluorocarbon resin, polyvinyl formal and ethylene-vinyl acetate copolymer are sufficiently mixed, are first heated to
130-140 DEG C of insulation mixing 10min, adds OPE, rubber powder and asphalt, continues
Insulation mixing 10min, insulation naturally cools to 70-80 DEG C after terminating, is subsequently adding sodium polyacrylate, sulfur
Acidifying Oleum Ricini, aluminium-magnesium silicate and nano lanthanum oxide, in microwave frequency 2450MHz, merit after being sufficiently mixed
Microwave treatment 10min under rate 700W, finally naturally cool to add after room temperature microcrystalline Cellulose, volcanic ash,
Wollastonite in powder and sodium pyrophosphate, be sufficiently mixed uniformly.
In described ethylene-vinyl acetate copolymer, vinyl acetate content is 25-30wt%.
The invention has the beneficial effects as follows: the present invention is with refined behenic acid, glycerol, phthalic anhydride and benzoic acid as list
Body, prepares PU alkyd resin for wood lacquer under the common effect that catalyst and xylenes divide water, should
Alkyd resin is the main film forming substance of PU woodcare paint, and adhesive force is strong, and brushability and quick-drying are good, can be fast
Speed film-forming, and paint film have excellence pliability, can as required paint film be polished, thus
Improve woodenware flat appearance degree, avoid the occurrence of the paint film caused because of polishing simultaneously and damage and peeling phenomenon.
Detailed description of the invention:
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with specific embodiment, the present invention is expanded on further.
Embodiment 1
(1) esterifying polycondensation
Form monomer mixture after refined behenic acid, glycerol, phthalic anhydride and benzoic acid being mixed, recycle pump
Monomer mixture, solvent xylene and catalyst are added in reactor, by heat-conducting oil heating to 200 DEG C
There is esterifying polycondensation reaction, and add excess dimethylbenzene, carry out decompression distillation by mechanical vacuum pump,
Utilize dimethylbenzene and water to form azeotropic mixture, steam the water that reaction generates in time, carry out after distillation is condensed
Oil-water separation, oil phase dimethylbenzene reuse, aqueous phase feeding effluent treatment plant, the grignard viscosity of sampling survey at any time,
When viscosity is more than 10S, reaction terminates；Wherein, refined behenic acid, glycerol, phthalic anhydride and benzoic throwing
Material mol ratio is 0.5:1:1:0.5, and catalyst amount is the 1% of monomer mixture total amount, dimethylbenzene consumption
For the 8% of monomer mixture total amount, catalyst is nano zine oxide.
(2) latting drown, stir, cool down
Feed liquid is naturally cooled to 140 DEG C after terminating by reaction, and feed liquid is proceeded to equipped with latting drown molten by then discharging
In the thinning vessel of agent, it is stirred continuously lower dilution feed liquid；Wherein, diluted solvent is aromatic solvent 100# oil.
(3) filter
Middle control inspection viscosity, after acid value reaches standard, adds kieselguhr in thinning vessel, controls in still
Feed temperature be not less than 80 DEG C, pressure less than 0.4MPa, when filtering after feed liquid fineness≤10um,
Get product alkyd resin.
Prepared by the adhesion promoter of alkyd resin: by 12 parts of fluorocarbon resins, 8 parts of polyvinyl formals and
5 parts of ethylene-vinyl acetate copolymers are sufficiently mixed, and are first heated to 130-140 DEG C of insulation mixing 10min, then
Add 5 parts of OPEs, 3 parts of rubber powders and 1 part of asphalt, continue insulation mixing 10min, protect
Temperature naturally cools to 70-80 DEG C after terminating, be subsequently adding 4 parts of sodium polyacrylate, 0.5 part of sulfated castor oil,
0.3 part of aluminium-magnesium silicate and 0.1 part of nano lanthanum oxide, in microwave frequency 2450MHz, power 700 after being sufficiently mixed
Microwave treatment 10min under W, finally naturally cool to add after room temperature 5 parts of microcrystalline Cellulose, 3 parts of volcanic ash,
2 parts of wollastonites in powder and 1 part of sodium pyrophosphate, be sufficiently mixed uniformly.Wherein, in ethylene-vinyl acetate copolymer
Vinyl acetate content is 25-30wt%.
Embodiment 2
(1) esterifying polycondensation
Form monomer mixture after refined behenic acid, glycerol, phthalic anhydride and benzoic acid being mixed, recycle pump
Monomer mixture, solvent xylene and catalyst are added in reactor, by heat-conducting oil heating to 200 DEG C
There is esterifying polycondensation reaction, and add excess dimethylbenzene, carry out decompression distillation by mechanical vacuum pump,
Utilize dimethylbenzene and water to form azeotropic mixture, steam the water that reaction generates in time, carry out after distillation is condensed
Oil-water separation, oil phase dimethylbenzene reuse, aqueous phase feeding effluent treatment plant, the grignard viscosity of sampling survey at any time,
When viscosity is more than 10S, reaction terminates；Wherein, refined behenic acid, glycerol, phthalic anhydride and benzoic throwing
Material mol ratio is 0.5:1:1:0.5, and catalyst amount is the 1% of monomer mixture total amount, dimethylbenzene consumption
For the 8% of monomer mixture total amount, catalyst is nano zine oxide.
(2) latting drown, stir, cool down
Feed liquid is naturally cooled to 140 DEG C after terminating by reaction, and feed liquid is proceeded to equipped with latting drown molten by then discharging
In the thinning vessel of agent, it is stirred continuously lower dilution feed liquid；Wherein, diluted solvent is aromatic solvent 100# oil.
(3) filter
Middle control inspection viscosity, after acid value reaches standard, adds kieselguhr in thinning vessel, controls in still
Feed temperature be not less than 80 DEG C, pressure less than 0.4MPa, when filtering after feed liquid fineness≤10um,
Get product alkyd resin.
Prepared by the adhesion promoter of alkyd resin: by 15 parts of fluorocarbon resins, 6 parts of polyvinyl formals and
5 parts of ethylene-vinyl acetate copolymers are sufficiently mixed, and are first heated to 130-140 DEG C of insulation mixing 10min, then
Add 5 parts of OPEs, 3 parts of rubber powders and 2 parts of asphalt, continue insulation mixing 10min, protect
Temperature naturally cools to 70-80 DEG C after terminating, be subsequently adding 4 parts of sodium polyacrylate, 1 part of sulfated castor oil,
0.3 part of aluminium-magnesium silicate and 0.1 part of nano lanthanum oxide, in microwave frequency 2450MHz, power 700 after being sufficiently mixed
Microwave treatment 10min under W, finally naturally cool to add after room temperature 5 parts of microcrystalline Cellulose, 4 parts of volcanic ash,
2 parts of wollastonites in powder and 1 part of sodium pyrophosphate, be sufficiently mixed uniformly.Wherein, in ethylene-vinyl acetate copolymer
Vinyl acetate content is 25-30wt%.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle that the present invention is simply described described in book, without departing from the spirit and scope of the present invention,
The present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model
In enclosing.Claimed scope is defined by appending claims and equivalent thereof.
Claims (6)
1. a PU alkyd resin for wood lacquer, it is characterised in that its preparation method comprises the steps:
(1) esterifying polycondensation
Form monomer mixture after refined behenic acid, glycerol, phthalic anhydride and benzoic acid being mixed, recycle pump
Monomer mixture, solvent xylene and catalyst are added in reactor, by heat-conducting oil heating to 200 DEG C
There is esterifying polycondensation reaction, and add excess dimethylbenzene, carry out decompression distillation by mechanical vacuum pump,
Utilize dimethylbenzene and water to form azeotropic mixture, steam the water that reaction generates in time, carry out after distillation is condensed
Oil-water separation, oil phase dimethylbenzene reuse, aqueous phase feeding effluent treatment plant, the grignard viscosity of sampling survey at any time,
When viscosity is more than 10S, reaction terminates；
(2) latting drown, stir, cool down
Feed liquid is naturally cooled to 140 DEG C after terminating by reaction, and feed liquid is proceeded to equipped with latting drown molten by then discharging
In the thinning vessel of agent, it is stirred continuously lower dilution feed liquid；
(3) filter
Middle control inspection viscosity, after acid value reaches standard, adds kieselguhr in thinning vessel, controls in still
Feed temperature be not less than 80 DEG C, pressure less than 0.4MPa, when filtering after feed liquid fineness≤10um,
Get product alkyd resin.
PU alkyd resin for wood lacquer the most according to claim 1, it is characterised in that: described refined
Behenic acid, glycerol, phthalic anhydride and benzoic molar ratio are 0.5:1:1:0.5, and catalyst amount is single
The 1-2% of body amount of the mixture, dimethylbenzene consumption is the 8% of monomer mixture total amount.
PU alkyd resin for wood lacquer the most according to claim 1, it is characterised in that: described catalysis
Agent is zinc oxide, preferably nano zine oxide.
PU alkyd resin for wood lacquer the most according to claim 1, it is characterised in that: described latting drown
Solvent is aromatic solvent 100# oil.
5. the adhesion promoter of a PU alkyd resin for wood lacquer, it is characterised in that by following weight
The raw material of number is made: fluorocarbon resin 10-15 part, polyvinyl formal 6-10 part, ethyl vinyl acetate second
Alkene copolymer 5-8 part, OPE 5-8 part, sodium polyacrylate 4-6 part, microcrystalline Cellulose 4-6
Part, rubber powder 3-5 part, volcanic ash 3-5 part, wollastonite in powder 2-3 part, asphalt 1-2 part, burnt phosphorus
Acid sodium 1-2 part, sulfated castor oil 0.5-1 part, aluminium-magnesium silicate 0.3-0.5 part, nano lanthanum oxide 0.1-0.2
Part, its preparation method is: fluorocarbon resin, polyvinyl formal and ethylene-vinyl acetate copolymer are filled
Divide mixing, be first heated to 130-140 DEG C of insulation mixing 10min, add OPE, rubber powder
And asphalt, continuing insulation mixing 10min, insulation naturally cools to 70-80 DEG C after terminating, then adds
Enter sodium polyacrylate, sulfated castor oil, aluminium-magnesium silicate and nano lanthanum oxide, in microwave after being sufficiently mixed
Microwave treatment 10min under frequency 2450MHz, power 700W, adds in a subtle way after finally naturally cooling to room temperature
Crystalline cellulose, volcanic ash, wollastonite in powder and sodium pyrophosphate, be sufficiently mixed uniformly.
The adhesion promoter of PU alkyd resin for wood lacquer the most according to claim 5, its feature
It is: in described ethylene-vinyl acetate copolymer, vinyl acetate content is 25-30wt%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610411442.4A CN105936666A (en) | 2016-06-03 | 2016-06-03 | Alkyd resin for PU wood lacquer and adhesion promoter thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610411442.4A CN105936666A (en) | 2016-06-03 | 2016-06-03 | Alkyd resin for PU wood lacquer and adhesion promoter thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105936666A true CN105936666A (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610411442.4A Pending CN105936666A (en) | 2016-06-03 | 2016-06-03 | Alkyd resin for PU wood lacquer and adhesion promoter thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102250610A (en) * | 2011-04-25 | 2011-11-23 | 华南师范大学 | Preparation method of composite ZnO-mesoporous silica nanomaterial |
| CN102382558A (en) * | 2011-09-20 | 2012-03-21 | 上海长润发涂料有限公司 | Short-oil-length alkyd resin and matte varnish |
| CN104151907A (en) * | 2014-08-28 | 2014-11-19 | 上海绿特丹保温工程有限公司 | Reflectively thermal-insulation color putty paste |
| CN105622908A (en) * | 2014-11-28 | 2016-06-01 | 合众（佛山）化工有限公司 | Preparation method of nano-SiO2 modified alkyd resin |
-
2016
- 2016-06-03 CN CN201610411442.4A patent/CN105936666A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102250610A (en) * | 2011-04-25 | 2011-11-23 | 华南师范大学 | Preparation method of composite ZnO-mesoporous silica nanomaterial |
| CN102382558A (en) * | 2011-09-20 | 2012-03-21 | 上海长润发涂料有限公司 | Short-oil-length alkyd resin and matte varnish |
| CN104151907A (en) * | 2014-08-28 | 2014-11-19 | 上海绿特丹保温工程有限公司 | Reflectively thermal-insulation color putty paste |
| CN105622908A (en) * | 2014-11-28 | 2016-06-01 | 合众（佛山）化工有限公司 | Preparation method of nano-SiO2 modified alkyd resin |
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Application publication date: 20160914 |
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