CN101092534A - Method for preparing modified alkyd paint modified by using SiO2 - Google Patents
Method for preparing modified alkyd paint modified by using SiO2 Download PDFInfo
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- CN101092534A CN101092534A CN 200710012149 CN200710012149A CN101092534A CN 101092534 A CN101092534 A CN 101092534A CN 200710012149 CN200710012149 CN 200710012149 CN 200710012149 A CN200710012149 A CN 200710012149A CN 101092534 A CN101092534 A CN 101092534A
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- naphthenate
- coating
- defoamer
- nanometer sio
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Abstract
This invention discloses method for preparing nanoscale SiO2-modified alkyd coating. The method comprises: (1) mixing solvent, dispersant, pigment, alkyd resin, defoamer and catalysts in order; (2) pre-dispersing the mixture in a high-speed mixer at 1900-7600 r/min for 10-30 min; (3) finally dispersing the pre-dispersed mixture in a sand mill at 1500-3000 r/min for 10-40 min. The raw materials include: dispersant 0.1-0.65 wt.%, nanoscale SiO2 1-5 wt.%, alkyd resin 40-55 wt.%, defoamer 0.1-0.7 wt.%, catalysts including (metal to the nonvolatile components of the alkyd resin) 4% cobalt naphthenate 0.02-0.06 wt.%, 10% lead naphthenate 0.06-0.15 wt.%, 2% calcium naphthenate 0.01-0.03 wt.%, 3% zinc naphthenate 0.015-0.04 wt.%, 3% manganese naphthenate 0.002-0.01 wt.%, and solvent (rosin water or 200# gasoline) as balance. The nanoscale SiO2-modified alkyd coating has such advantages as high UV shielding performance, high aging, heat and wear resistance, high adhesive force, high flexibility and high impact resistance.
Description
Technical field
The present invention relates to a kind of modified alkyd paint technology, particularly about adopting nanometer SiO
2The method of material modification alkydpaints.
Background technology
Ship hull paint commonly used at present has alkyd ship hull paint and chlorinated rubber ship hull paint, and gloss of film is good, and sticking power is good, but hardness is relatively poor, and water resistance is bad.And most of finish paints all contain the solids as filler, and these solids activity are high, specific surface area is big, joins in the organic coating, and the performance of traditional coating is improved.But the dispersion quality of these solids in organic medium is extremely important to the performance of coating, modified epoxy ship hull paint, vinylformic acid ship hull paint, urethane ship hull paint new variety as present exploitation, performance increases, but ageing-resistant, and sticking power is still waiting to improve.
Summary of the invention
At above-mentioned weak point, the invention provides a kind of employing nanometer SiO
2The method of material preparation alkydpaints.Relevant with the touch opportunity of pigment dispersing agent and pigment in the absorption of surface of pigments according to pigment dispersing agent, the preparation process of coating of the present invention is as follows:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, and dispersion agent is a high-molecular type dispersing agent, and trade(brand)name is 808S, account for pigment 0.1%～0.65%, pigment is nanometer SiO
2Account for coating 1%～5%, Synolac is a medium oil alkyd, account for coating 40%～55%, the trade(brand)name of defoamer is Airex970, account for coating 0.1%～0.7%, siccative is to account for the non-volatile part mass percent of Synolac with metal to represent: 4% cobalt naphthenate, 0.02%～0.06%, 10% lead naphthenate, 0.06%～0.15%, 2% calcium naphthenate, 0.01%～0.03%, 3% zinc naphthenate, 0.015%～0.04%, 3% manganese naphthenate 0.002%～0.01%, solvent is rosin or 200
#Gasoline accounts for the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer remains on 1900r/min～7600r/min, and the time is 10min～30min;
3) pre-dispersed product is adopted moral home-made Zeta Mini sand mill finally disperse, the rotating speed of sand mill remains on 1500r/min～3000r/min, and milling time is 10min～40min.Dispersion of particles can characterize with transmission electron microscope and laser particle analyzer, and the stable available static settling process of nanoparticle in coating observed.
Nanometer SiO
2Be unformed white powder (referring to its soft aggregate), it is a kind of nontoxic, tasteless, free of contamination ceramic, and through the transmissioning electric mirror test analysis, this material obviously presents cotton-shaped and netted accurate grain pattern, so nanometer SiO
2Has conventional SiO
2The special optical performance that is not had: extremely strong uv-absorbing, the infrared external reflection characteristic, it adds in the coating and can form shielding effect to coating, reaches the purpose of anti-ultraviolet ageing and thermal ageing, has increased thermal insulation, the wear resistance of coating simultaneously.Experiment confirm nanometer SiO
2The alkydpaints of modification has excellent ultraviolet shielded effect, ageing-resistant, heat-resisting, wear-resisting; And have excellent sticking power, snappiness, a shock-resistance.
Embodiment
Example 1:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, and dispersion agent accounts for pigment 0.45%, nanometer SiO
2Account for coating 4%, medium oil alkyd accounts for coating 40%, defoamer accounts for coating 0.5%, siccative is to account for the non-volatile part mass percent of Synolac with metal to represent: 4% cobalt naphthenate, 0.03%, 10% lead naphthenate, 0.08%, 2% calcium naphthenate, 0.015%, 3% zinc naphthenate, 0.02%, 3% manganese naphthenate 0.005%, and rosin is the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer is 3000r/min, and the time is 10min;
3) pre-dispersed product is adopted moral home-made Zeta Mini sand mill finally disperse, the rotating speed of sand mill remains on 2900r/min, and milling time is 20min.
Example 2:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, and dispersion agent accounts for pigment 0.25%, nanometer SiO
2Account for coating 2%, medium oil alkyd accounts for coating 45%, defoamer accounts for coating 0.45%, siccative is to account for the non-volatile part mass percent of Synolac with metal to represent: 4% cobalt naphthenate, 0.04%, 10% lead naphthenate, 0.085%, 2% calcium naphthenate, 0.025%, 3% zinc naphthenate, 0.035%, 3% manganese naphthenate 0.005%, and rosin is the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer is 3500r/min, and the time is 10min;
3) pre-dispersed product is adopted moral home-made Zeta Mini sand mill finally disperse, the rotating speed of sand mill remains on 3000r/min, and milling time is 10min.
Example 3:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, and dispersion agent accounts for pigment 0.35%, nanometer SiO
2Account for coating 3%, medium oil alkyd accounts for coating 40%, defoamer accounts for coating 0.3%, siccative is to account for the non-volatile part mass percent of Synolac with metal to represent: 4% cobalt naphthenate, 0.025%, 10% lead naphthenate, 0.08%, 2% calcium naphthenate, 0.03%, 3% zinc naphthenate, 0.03%, 3% manganese naphthenate 0.005%, and rosin is the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer is 6000r/min, and the time is 10min;
3) pre-dispersed product is adopted moral home-made Zeta Mini sand mill finally disperse, the rotating speed of sand mill remains on 2500r/min, and milling time is 40min.
Example 4:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, and dispersion agent accounts for pigment 0.1%, nanometer SiO
2Account for coating 1%, medium oil alkyd accounts for coating 55%, defoamer accounts for coating 0.1%, siccative is to account for the non-volatile part mass percent of Synolac with metal to represent: 4% cobalt naphthenate, 0.02%, 10% lead naphthenate, 0.06%, 2% calcium naphthenate, 0.01%, 3% zinc naphthenate, 0.015%, 3% manganese naphthenate 0.02%, and rosin is the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer is 3800r/min, and the time is 20min;
3) pre-dispersed product is adopted moral home-made Zeta Mini sand mill finally disperse, the rotating speed of sand mill remains on 1500r/min, and milling time is 10min.
Example 5:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, and dispersion agent accounts for pigment 0.65%, nanometer SiO
2Account for coating 5%, medium oil alkyd accounts for coating 55%, defoamer accounts for coating 0.7%, siccative is to account for the non-volatile part mass percent of Synolac with metal to represent: 4% cobalt naphthenate, 0.006%, 10% lead naphthenate, 0.15%, 2% calcium naphthenate, 0.02%, 3% zinc naphthenate, 0.04%, 3% manganese naphthenate 0.01%, and rosin is the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer is 7600r/min, and the time is 30min;
3) pre-dispersed product is adopted moral home-made Zeta Mini sand mill finally disperse, the rotating speed of sand mill remains on 2500r/min, and milling time is 40min.
Claims (6)
1, a kind of employing nanometer SiO
2The method of modified alkyd paint is characterized in that may further comprise the steps:
1) according to the order of solvent → dispersion agent → pigment → Synolac → defoamer → siccative it is mixed stirring, each composition is all calculated by percentage to the quality, dispersion agent accounts for pigment 0.1%～0.65%, pigment accounts for coating 1%～5%, Synolac accounts for coating 40%～55%, defoamer accounts for coating 0.1%～0.7%, siccative is to account for the non-volatile part mass percent of paint vehicle with metal to represent: 4% cobalt naphthenate 0.02%～0.06%, 10% lead naphthenate 0.06%～0.15%, 2% calcium naphthenate 0.01%～0.03%, 3% zinc naphthenate 0.015%～0.04%, 3% manganese naphthenate 0.002%～0.01%, solvent accounts for the coating remainder;
2) adopt homogenizer pre-dispersed to said mixture, the rotating speed of stirrer remains on 1900r/min～7600r/min, and churning time is 10min～30min;
3) pre-dispersed product is finally disperseed with sand mill, the rotating speed of sand mill remains on 1500r/min～3000r/min, and milling time is 10min～40min.
2, a kind of employing nanometer SiO according to claim 1
2The method of modified alkyd paint is characterized in that above-mentioned dispersion agent is that trade(brand)name is the dispersion agent of 808S, and component is a metal carboxylate, and the place of production is the U.S..
3, a kind of employing nanometer SiO according to claim 1
2The method of modified alkyd paint is characterized in that above-mentioned pigment is nanometer SiO
2
4, a kind of employing nanometer SiO according to claim 1
2The method of modified alkyd paint is characterized in that above-mentioned Synolac is a medium oil alkyd.
5, a kind of employing nanometer SiO according to claim 1
2The method of modified alkyd paint is characterized in that above-mentioned defoamer is that trade(brand)name is the defoamer of Airex970, and component is an organic modified polyorganosiloxane.
6, a kind of employing nanometer SiO according to claim 1
2The method of modified alkyd paint is characterized in that above-mentioned solvent is rosin or 200
#Gasoline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100121491A CN101092534B (en) | 2007-07-17 | 2007-07-17 | Method for preparing modified alkyd paint modified by using SiO2 |
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| CN2007100121491A CN101092534B (en) | 2007-07-17 | 2007-07-17 | Method for preparing modified alkyd paint modified by using SiO2 |
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| CN101092534A true CN101092534A (en) | 2007-12-26 |
| CN101092534B CN101092534B (en) | 2010-09-08 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304319A (en) * | 2011-07-18 | 2012-01-04 | 四川东材绝缘技术有限公司 | Preparation method of H-grade water-solubility silicon steel sheet paint |
| CN103509451A (en) * | 2013-09-10 | 2014-01-15 | 马鞍山市金韩涂料制造有限公司 | Alkyd resin antirust paint used on vessel bottom , and preparation method thereof |
| CN104073066A (en) * | 2014-06-20 | 2014-10-01 | 吴江华诚复合材料科技有限公司 | Water type colorful coating |
| CN105969173A (en) * | 2016-07-17 | 2016-09-28 | 广东三和化工科技有限公司 | High-temperature resistant low-toxicity hammer spray paint and preparation method thereof |
| CN108641456A (en) * | 2018-06-04 | 2018-10-12 | 丹阳市银海镍铬化工有限公司 | Extra large land camouflage paint and preparation method thereof |
| CN113337191A (en) * | 2021-04-02 | 2021-09-03 | 湖北巴司特科技股份有限公司 | Preparation method of novel inorganic hybrid modified alkyd coating |
Family Cites Families (4)
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| CN1554689A (en) * | 2003-12-19 | 2004-12-15 | 华东理工大学 | Method for raising perfumance of water alkide resin |
| CN1810902A (en) * | 2005-01-26 | 2006-08-02 | 梁新方 | Alkyd paint for ship cabin and its production process |
| CN1923932A (en) * | 2005-11-02 | 2007-03-07 | 中科纳米涂料技术(苏州)有限公司 | Nano modified alkyd paint for ship and preparation method thereof |
| CN1763138A (en) * | 2005-11-07 | 2006-04-26 | 广州珠江化工集团有限公司 | Highly effective low-cost environment-friendly type nanometer composite antirust paint and its preparation method |
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2007
- 2007-07-17 CN CN2007100121491A patent/CN101092534B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304319A (en) * | 2011-07-18 | 2012-01-04 | 四川东材绝缘技术有限公司 | Preparation method of H-grade water-solubility silicon steel sheet paint |
| CN103509451A (en) * | 2013-09-10 | 2014-01-15 | 马鞍山市金韩涂料制造有限公司 | Alkyd resin antirust paint used on vessel bottom , and preparation method thereof |
| CN104073066A (en) * | 2014-06-20 | 2014-10-01 | 吴江华诚复合材料科技有限公司 | Water type colorful coating |
| CN105969173A (en) * | 2016-07-17 | 2016-09-28 | 广东三和化工科技有限公司 | High-temperature resistant low-toxicity hammer spray paint and preparation method thereof |
| CN105969173B (en) * | 2016-07-17 | 2018-02-06 | 广东三和化工科技有限公司 | A kind of high temperature resistant low toxicity mallear stria spray painting and preparation method thereof |
| CN108641456A (en) * | 2018-06-04 | 2018-10-12 | 丹阳市银海镍铬化工有限公司 | Extra large land camouflage paint and preparation method thereof |
| CN108641456B (en) * | 2018-06-04 | 2020-09-11 | 丹阳市银海镍铬化工有限公司 | Sea-land camouflage paint and preparation method thereof |
| CN113337191A (en) * | 2021-04-02 | 2021-09-03 | 湖北巴司特科技股份有限公司 | Preparation method of novel inorganic hybrid modified alkyd coating |
| CN113337191B (en) * | 2021-04-02 | 2022-03-15 | 湖北巴司特科技股份有限公司 | Preparation method of inorganic hybrid modified alkyd coating |
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| CN101092534B (en) | 2010-09-08 |
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