CN105969002A - High-molecular woodenware coating and preparation method thereof - Google Patents
High-molecular woodenware coating and preparation method thereof Download PDFInfo
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- CN105969002A CN105969002A CN201610113849.9A CN201610113849A CN105969002A CN 105969002 A CN105969002 A CN 105969002A CN 201610113849 A CN201610113849 A CN 201610113849A CN 105969002 A CN105969002 A CN 105969002A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
- 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
- C09D7/65—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
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- 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
Abstract
The invention discloses a high-molecular woodenware coating, which is made from the following raw materials, by weight part, 3-5 of polyethyleneimine, 4-8 of ammonium polyacrylate, 1-2 of allylthiourea, 0.7-1 of ammonium ethoxylated alkyl sulfate, 2-3 of sodium pyrophosphate, 0.1-0.13 of potassium periodate, 1-2 of sodium acetate, 7-10 of chitosan, 24-30 of polyvinyl alcohol, 0.1-0.2 of nanometer alpha-Fe2O3, 1.3-2 of polyglyceryl fatty acid ester, 2-3 of sericin, 5-7 of beeswax, 70-100 of natural latex, 560-600 of an acrylic acid emulsion, 140-160 of titanium dioxide, 2-3 of polybenzimidazole, 1-2 of dibutyl phthalate and 0.6-1 of barium metaborate. Through addition of polyethyleneimine and ammonium polyacrylate, the stability and strength of an emulsion is effectively improved and the resistance of the surface of a coating film is improved.
Description
Technical field
The present invention relates to woodwork coating technical field, particularly relate to a kind of macromolecule woodwork coating and preparation method thereof.
Background technology
Acrylic emulsion class woodwork coating in the market there is also following shortcoming: 1. film is the softest, grinability is poor
；2. the coating poor permeability to ground so that the adhesive force between film and the ground after film forming is not enough；3. acrylic emulsion
Poor mainly by physical film deposition, the resistance to water of film and solvent resistance, and the phenomenon of film " hot sticky cold crisp " is serious；4. film
Glossiness is low, and richness is poor.Therefore to improve disadvantages mentioned above, it is modified acrylic emulsion coating just seeming the heaviest
Want.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of macromolecule woodwork coating and preparation side thereof
Method.
The present invention is achieved by the following technical solutions:
A kind of macromolecule woodwork coating, it is made up of the raw material of following weight parts:
Polymine 3-5, ammonium polyacrylate 4-8, allylthiourea 1-2, ethoxylated alkyl ammonium sulfate 0.7-1, pyrophosphoric acid
Sodium 2-3, Potassium metaperiodate. 0.1-0.13, sodium acetate 1-2, chitosan 7-10, polyvinyl alcohol 24-30, nanosized α-Fe_2O_3 0.1-0.2,
Polyglyceryl fatty acid ester 1.3-2, sericin 2-3, Cera Flava 5-7, natural emulsion 70-100, acrylic emulsion 560-600, titanium dioxide
140-160, polybenzimidazoles 2-3, phthalic acid dibutyl ester 1-2, barium metaborate 0.6-1.
The preparation method of a kind of described macromolecule woodwork coating, comprises the following steps:
(1) above-mentioned ammonium polyacrylate is joined in 4-5 times of water, insulated and stirred 3-4 minute at 60-70 DEG C；
(2) burnt above-mentioned sodium phosphate is joined in 20-30 times of water, stir, add Potassium metaperiodate., for buffer；
(3) being joined by sodium acetate in 20-30 times of water, the hydrochloric acid of dropping 10-15mol/l, regulation PH is 4-5, adds chitosan,
Stirring, drip above-mentioned buffer, be passed through argon after dropping, lucifuge is reacted 46-50 hour, adds mixed system weight
The ethylene glycol of 2-5%, stirs, and adds above-mentioned polyacrylic acid aqueous ammonium, stirs, sucking filtration, and lyophilization secures satisfactory grades
Son oxidation chitosan；
(4) by above-mentioned ethoxylated alkyl ammonium sulfate, polymine mixing, join in 10-12 times of water, stir, add
Enter polybenzimidazoles, insulated and stirred 3-5 minute at 50-60 DEG C, add above-mentioned sericin, 100-200 rev/min is stirred 4-6 minute,
Obtain sericin emulsion；
(5) by above-mentioned allylthiourea, phthalic acid dibutyl ester mixing, insulated and stirred 3-5 minute at 70-80 DEG C, honeybee is added
Wax, sends in the boiling water of 90-100 DEG C, insulated and stirred 2-3 minute, and discharging cools down, and mixes with above-mentioned sericin emulsion, stirs,
For mixed sols；
(6) nanosized α-Fe_2O_3 is joined in 200-250 times of dehydrated alcohol, ultrasonic disperse 2-3 minute；
(7) above-mentioned polyvinyl alcohol is joined in 3-4 times of water, stir, add the alcohol dispersion liquid of nanosized α-Fe_2O_3, super
Sound 10-15 minute, rises high-temperature and is 85-90 DEG C, adds above-mentioned mixed sols, insulated and stirred 90-100 minute, adds genuine milk
Glue, 200-300 rev/min is stirred 1-2 hour, obtains modified natural emulsion；
(8) above-mentioned oxidation polymer chitosan is joined in 6-10 times of water, be 9-11 with ammonia regulation PH, with modified natural breast
Glue mixes, magnetic agitation 20-30 minute, adds and remains each raw material, and 200-300 rev/min is stirred 2-3 hour, to obtain final product.
The invention have the advantage that
The coating of the present invention has a good solvent resistance:
After adding due to oxidation chitosan, the aldehyde radical in its strand crosslinks with albumen in natural emulsion, this crosslinking points
Existence can increase the rising of the fracture strength of latex film, and the oxidation chitosan Middle molecule chain on the other hand added divides with natural emulsion
The effect such as protein molecular chain generation oxygen key in subchain and latex, intermolecular Van der Waals force strengthens, and shows on material macro property
For the increase of mechanical strength, simultaneously during latex film-forming, hydroaropic substance is assembled to film surface migration, at latex film
Surface forms a kind of grease resistance protecting film, so that the solvent resistance of modified milk glued membrane increases；
The film coated surface of the coating of the present invention has good water-resistance:
In sericin grafted-organosilicon, siloxanes segment is hydrophobic chain segment, and during film forming, these segments are toward film surface
Migrate, assemble, so that modified latex film has hydrophobicity；
The coating of the present invention has a good anti-microbial property:
The nanosized α-Fe_2O_3 that the present invention uses reacts generation OH free radical under the catalysis of visible ray and has the strongest energy of oxidation
Power, can react with most of Organic substances and make it degrade until being converted into CO2 and H2O, have good fungistatic effect；
The coating of the present invention has a good surface resistive:
Occur dehydration anti-between the hydroxyl on the nanosized α-Fe_2O_3 surface that the present invention adds and with the hydroxyl on polyvinyl alcohol molecule
Should, form the crosslinking tangled structure of chemical, form stable Si-O-C covalent bond, destroying this covalent bond needs to provide extra
Power, therefore film coated surface resistance has obtained corresponding lifting；
The polymine of present invention addition, ammonium polyacrylate etc. can effectively improve emulsion intercalation method intensity, strengthen and are coated with
The resistance on film surface.
Detailed description of the invention
A kind of macromolecule woodwork coating, it is made up of the raw material of following weight parts:
Polymine 3, ammonium polyacrylate 4, allylthiourea 1, ethoxylated alkyl ammonium sulfate 0.7, sodium pyrophosphate 2, high iodine
Acid potassium 0.1, sodium acetate 1, chitosan 7, polyvinyl alcohol 24, nanometer α Fe2O30.1, polyglyceryl fatty acid ester 1.3, sericin 2, Cera Flava
5, natural emulsion 70, acrylic emulsion 560, titanium dioxide 140, polybenzimidazoles 2, phthalic acid dibutyl ester 1, barium metaborate 0.6.
The preparation method of a kind of described macromolecule woodwork coating, comprises the following steps:
(1) above-mentioned ammonium polyacrylate is joined in 4 times of water, insulated and stirred 3 minutes at 60 DEG C；
(2) burnt above-mentioned sodium phosphate is joined in 20 times of water, stir, add Potassium metaperiodate., for buffer；
(3) being joined by sodium acetate in 20 times of water, the hydrochloric acid of dropping 10mol/l, regulation PH is 4, adds chitosan, and stirring is all
Even, drip above-mentioned buffer, after dropping, be passed through argon, lucifuge is reacted 46 hours, adds the second two of mixed system weight 2%
Alcohol, stirs, and adds above-mentioned polyacrylic acid aqueous ammonium, stirs, sucking filtration, lyophilization, and the sub-oxidation shell that secures satisfactory grades gathers
Sugar；
(4) by above-mentioned ethoxylated alkyl ammonium sulfate, polymine mixing, join in 10 times of water, stir, add poly-
Benzimidazole, insulated and stirred 3 minutes at 50 DEG C, add above-mentioned sericin, 100 revs/min are stirred 4 minutes, obtain sericin emulsion；
(5) by above-mentioned allylthiourea, phthalic acid dibutyl ester mixing, insulated and stirred 3 minutes at 70 DEG C, add Cera Flava, send
Entering in the boiling water of 90 DEG C, insulated and stirred 2 minutes, discharging cools down, mixes with above-mentioned sericin emulsion, stir, for mixed sols；
(6) nanometer α Fe2O3 is joined in 200 times of dehydrated alcohol, ultrasonic disperse 2 minutes；
(7) above-mentioned polyvinyl alcohol is joined in 3 times of water, stir, the alcohol dispersion liquid of addition nanometer α Fe2O3, ultrasonic 10
Minute, rising high-temperature is 85 DEG C, adds above-mentioned mixed sols, insulated and stirred 90 minutes, adds natural emulsion, 200 revs/min of stirrings
1 hour, obtain modified natural emulsion；
(8) above-mentioned oxidation polymer chitosan is joined in 6 times of water, be 9 with ammonia regulation PH, mix with modified natural emulsion
Closing, magnetic agitation 20 minutes, add and remain each raw material, 200 revs/min are stirred 2 hours, to obtain final product.
State in a reservoir: stir without lump；
Fineness :≤35 μm；
Bin stability: 50 DEG C/7d, without exception；
Hardness: >=B；
Resistance to water: 24h, without exception；
Alkali resistance: 50g/l sodium bicarbonate, 1h, without exception；
Alcohol resistance: 50% ethanol, 1h, without exception.
Claims (2)
1. a macromolecule woodwork coating, it is characterised in that it is made up of the raw material of following weight parts:
Polymine 3-5, ammonium polyacrylate 4-8, allylthiourea 1-2, ethoxylated alkyl ammonium sulfate 0.7-1, pyrophosphoric acid
Sodium 2-3, Potassium metaperiodate. 0.1-0.13, sodium acetate 1-2, chitosan 7-10, polyvinyl alcohol 24-30, nanosized α-Fe_2O_3 0.1-0.2,
Polyglyceryl fatty acid ester 1.3-2, sericin 2-3, Cera Flava 5-7, natural emulsion 70-100, acrylic emulsion 560-600, titanium dioxide
140-160, polybenzimidazoles 2-3, phthalic acid dibutyl ester 1-2, barium metaborate 0.6-1.
2. the preparation method of a macromolecule woodwork coating as claimed in claim 1, it is characterised in that comprise the following steps:
(1) above-mentioned ammonium polyacrylate is joined in 4-5 times of water, insulated and stirred 3-4 minute at 60-70 DEG C；
(2) burnt above-mentioned sodium phosphate is joined in 20-30 times of water, stir, add Potassium metaperiodate., for buffer；
(3) being joined by sodium acetate in 20-30 times of water, the hydrochloric acid of dropping 10-15mol/l, regulation PH is 4-5, adds chitosan,
Stirring, drip above-mentioned buffer, be passed through argon after dropping, lucifuge is reacted 46-50 hour, adds mixed system weight
The ethylene glycol of 2-5%, stirs, and adds above-mentioned polyacrylic acid aqueous ammonium, stirs, sucking filtration, and lyophilization secures satisfactory grades
Son oxidation chitosan；
(4) by above-mentioned ethoxylated alkyl ammonium sulfate, polymine mixing, join in 10-12 times of water, stir, add
Enter polybenzimidazoles, insulated and stirred 3-5 minute at 50-60 DEG C, add above-mentioned sericin, 100-200 rev/min is stirred 4-6 minute,
Obtain sericin emulsion；
(5) by above-mentioned allylthiourea, phthalic acid dibutyl ester mixing, insulated and stirred 3-5 minute at 70-80 DEG C, honeybee is added
Wax, sends in the boiling water of 90-100 DEG C, insulated and stirred 2-3 minute, and discharging cools down, and mixes with above-mentioned sericin emulsion, stirs,
For mixed sols；
(6) nanosized α-Fe_2O_3 is joined in 200-250 times of dehydrated alcohol, ultrasonic disperse 2-3 minute；
(7) above-mentioned polyvinyl alcohol is joined in 3-4 times of water, stir, add the alcohol dispersion liquid of nanosized α-Fe_2O_3, super
Sound 10-15 minute, rises high-temperature and is 85-90 DEG C, adds above-mentioned mixed sols, insulated and stirred 90-100 minute, adds genuine milk
Glue, 200-300 rev/min is stirred 1-2 hour, obtains modified natural emulsion；
(8) above-mentioned oxidation polymer chitosan is joined in 6-10 times of water, be 9-11 with ammonia regulation PH, with modified natural breast
Glue mixes, magnetic agitation 20-30 minute, adds and remains each raw material, and 200-300 rev/min is stirred 2-3 hour, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113849.9A CN105969002A (en) | 2016-03-01 | 2016-03-01 | High-molecular woodenware coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113849.9A CN105969002A (en) | 2016-03-01 | 2016-03-01 | High-molecular woodenware coating and preparation method thereof |
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| CN105969002A true CN105969002A (en) | 2016-09-28 |
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| CN201610113849.9A Pending CN105969002A (en) | 2016-03-01 | 2016-03-01 | High-molecular woodenware coating and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107779073A (en) * | 2017-11-17 | 2018-03-09 | 广东华兹卜新材料科技有限公司 | A kind of hot water resistance woodcare paint |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101108951A (en) * | 2007-08-30 | 2008-01-23 | 桂林工学院 | Aquosity bi-component polyurethane coloured paint and method of manufacturing the same |
| CN105238186A (en) * | 2015-11-02 | 2016-01-13 | 阜阳市金木工艺品有限公司 | Environmental-friendly non-toxic wood coating and preparation method therefor |
| CN105238182A (en) * | 2015-11-02 | 2016-01-13 | 阜阳市金木工艺品有限公司 | Compact imporous wood coating and preparation method therefor |
-
2016
- 2016-03-01 CN CN201610113849.9A patent/CN105969002A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101108951A (en) * | 2007-08-30 | 2008-01-23 | 桂林工学院 | Aquosity bi-component polyurethane coloured paint and method of manufacturing the same |
| CN105238186A (en) * | 2015-11-02 | 2016-01-13 | 阜阳市金木工艺品有限公司 | Environmental-friendly non-toxic wood coating and preparation method therefor |
| CN105238182A (en) * | 2015-11-02 | 2016-01-13 | 阜阳市金木工艺品有限公司 | Compact imporous wood coating and preparation method therefor |
Non-Patent Citations (1)
| Title |
|---|
| 原燃料化学工业部涂料技术训练班组织编: "《涂料工艺 第6分册》", 30 June 1982 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107779073A (en) * | 2017-11-17 | 2018-03-09 | 广东华兹卜新材料科技有限公司 | A kind of hot water resistance woodcare paint |
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Application publication date: 20160928 |