CN106833351A - A kind of preparation method of high resilience polyurethane wear resistant paint and its coating - Google Patents
A kind of preparation method of high resilience polyurethane wear resistant paint and its coating Download PDFInfo
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- CN106833351A CN106833351A CN201710138822.XA CN201710138822A CN106833351A CN 106833351 A CN106833351 A CN 106833351A CN 201710138822 A CN201710138822 A CN 201710138822A CN 106833351 A CN106833351 A CN 106833351A
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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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
- C08K7/00—Use of ingredients characterised by shape
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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
- C09D5/08—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
- 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
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2234—Oxides; Hydroxides of metals of lead
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of high resilience polyurethane wear resistant paint and its preparation method of coating, priming paint of the present invention includes：100 parts of base polyurethane prepolymer for use as, 20~35 parts of anti-corrosive aids, 8~15 parts of curing agent, 50~70 parts of solvent；Finish paint includes 100 parts of base polyurethane prepolymer for use as, 30~45 parts of erosion resistant auxiliary agent, 8~15 parts of curing agent, 50~70 parts of solvent.Wildcard priming paint of the present invention；Priming paint is coated to protection position and obtains high resilience polyurethane wear-resistant primer coating；Prepare finish paint；Finish paint is coated to after solidifying on priming paint, obtains high resilience polyurethane wear-resistant coating.A kind of high resilience polyurethane wear resistant paint, both with anti-corrosion function, and with anti scuffing effect.The preparation method craft science of its coating is feasible, and coating has excellent anti scuffing effect.
Description
Technical field
The present invention relates to hydraulic, the nonmetallic anti scuffing technical field of hydraulic structure metal structure, more particularly to
A kind of preparation method of high resilience polyurethane wear resistant paint and its coating.
Background technology
China's silt-laden river is more, and hydraulic, hydraulic structure metal structure surface are not only subjected to different degrees of breaking
Also it is subjected to corrosion failure simultaneously under bad sand erosion and cavitation damage, and partial picture.Abrasion, corrosion are acted on simultaneously, are caused
It is more rapid that hydraulic, waterwork are damaged, and causes power station operational efficiency and output drop, forces the frequent overhaul of unit,
As key issue urgently to be resolved hurrily in water power production.
At present, the polyurethane paint of in the market typically only has corrosion-resisting function, and preferable corrosion resistant can be played to protection face
Erosion is acted on, under high-velocity ＆ sediment-laden flow punching mill, because it is limited with protection face adhesive property, it may occur that stripping damage, often
The stripping of full wafer, causes coating to lose corrosion-resistant function.By the base polyurethane prepolymer for use as that synthesis performance is excellent, in curing agent effect
Under, add appropriate anti-corrosive aids, erosion resistant auxiliary agent and prepare high resilience polyurethane wear resistant paint, both with good cementability
Can, anticorrosion, anti abrasive effect can be played again.
The content of the invention
In sum, it is an object of the invention to overcome unitary function, anti scuffing present in existing coating protection technology
The deficiency of effect on driving birds is not good, proposes that one kind can solve the problem that two kinds of situations of abrasion and corrosion exist simultaneously, can alleviate ablation destruction, and
The coating production of corrosion can be solved.
A kind of high resilience polyurethane wear resistant paint, including priming paint and the component of finish paint two, in parts by mass：
Priming paint includes：100 parts of base polyurethane prepolymer for use as, 20~5 parts of anti-corrosive aids, 8~15 parts of curing agent, 50~70 parts of solvent；
Finish paint includes 100 parts of base polyurethane prepolymer for use as, 30~45 parts of erosion resistant auxiliary agent, 8~15 parts of curing agent, 50~70 parts of solvent.
A kind of preparation method of the wear-resisting lacquer coat of high resilience polyurethane, specific steps include：
1. priming paint is prepared：Anti-corrosive aids are scattered in solvent, then pour into base polyurethane prepolymer for use as be well mixed it is stand-by, then
Curing agent is well mixed with solvent again, is poured into and priming paint is mixed to get in base polyurethane prepolymer for use as；
2. priming paint is coated to by protection position by brushing or spraying method, 12~24h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant primer coating；
3. finish paint is prepared：Erosion resistant auxiliary agent is scattered in solvent, then pour into base polyurethane prepolymer for use as be mixed to get performed polymer mix
Compound is stand-by, then curing agent is well mixed with solvent, pours into and finish paint is mixed to get in pre-polymer mixture；
4. finish paint is coated to after solidification on priming paint by brushing or spraying method, solidification at normal temperatures obtains high resiliency and gathers
Urethane wear-resistant coating.
Further, described base polyurethane prepolymer for use as is polyether polyurethane performed polymer.
Further, described curing agent is aromatic diamine, is such as appointed in dimethythiotoluene diamine, two adjacent chlorobenzene ammonia methane
It is a kind of.
Further, described anti-corrosive aids are lead orthoplumbate.
Further, described solvent is acetone.
Further, described erosion resistant auxiliary agent is any one in crystalline flake graphite, stainless steel flakes powder, Graphene.
Beneficial effects of the present invention：
（1）High resilience polyurethane wear resistant paint of the invention, including priming paint and the component of finish paint two, both with anti-corrosion function, have again
Anti scuffing effect.The present invention obtains the painting of different anticorrosion abilities by using addition anti-corrosive aids, adjusting additive dosage
Layer, its anticorrosion ability is compared with similar, and antiseptic effect is notable.
（2）High resilience polyurethane lacquer coat of the invention has excellent anti scuffing effect.Under normal temperature condition, by adding
Enter crosslinking catalyst, base polyurethane prepolymer for use as is controllable with chain extender reaction speed, crosslinking degree, and the polyurethane paint prepared has excellent
Different wear-corrosion resistance, can be in the strong cavitation area application of hydraulic.
（3）Coating production of the invention, craft science are feasible.Using base polyurethane prepolymer for use as and chain extender reaction, lead to
Cross spraying or brushing method prepares high resilience polyurethane paint, coating performance is controllable, reliable in quality, technique stablizes letter relatively
Easily.
Specific embodiment
With reference to embodiment, the present invention is described further：
Embodiment 1
A kind of preparation method of the wear-resisting lacquer coat of high resilience polyurethane, specific steps include：
Step 1：1000g base polyurethane prepolymer for use as, 500g acetone, 300g lead orthoplumbates are weighed, lead orthoplumbate is scattered in
In the acetone of 200g, it is poured into base polyurethane prepolymer for use as after stirring, obtains pre-polymer mixture；Weigh 100g dimethyl sulphur-baseds
Toluenediamine is dissolved in 300g acetone, is stirred with pre-polymer mixture, prepares high resilience polyurethane wear-resistant primer；
Step 2：Priming paint is coated to by protection position by brushing or spraying method, 12h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant primer coating.
Step 3：1000g base polyurethane prepolymer for use as, 600g crystalline flake graphites, 500g acetone are weighed, by the dispersion of 600g crystalline flake graphites
In 200g acetone, it is poured into base polyurethane prepolymer for use as after stirring, obtains base polyurethane prepolymer for use as mixture；Weigh 100g bis-
(methylthiomethyl) diamines is dissolved in 300g acetone, is stirred with pre-polymer mixture, prepares high resilience polyurethane wear-resistant primer；
Step 4：Finish paint is coated to by protection position by brushing or spraying method, 12h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant coating.
Embodiment 2
A kind of preparation method of the wear-resisting lacquer coat of high resilience polyurethane, specific steps include：
Step 1：1000g base polyurethane prepolymer for use as, 500g acetone, 300g lead orthoplumbates are weighed, lead orthoplumbate is scattered in
In the acetone of 200g, it is poured into base polyurethane prepolymer for use as after stirring, obtains pre-polymer mixture；Weigh 120g dimethyl sulphur-baseds
Toluenediamine is dissolved in 300g acetone, is stirred with pre-polymer mixture, prepares high resilience polyurethane wear-resistant primer；
Step 2：Priming paint is coated to by protection position by brushing or spraying method, 12h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant primer coating.
Step 3：1000g base polyurethane prepolymer for use as, 600g crystalline flake graphites, 500g acetone are weighed, by the dispersion of 600g crystalline flake graphites
In 200g acetone, it is poured into base polyurethane prepolymer for use as after stirring, obtains base polyurethane prepolymer for use as mixture；Weigh 120g bis-
(methylthiomethyl) diamines is dissolved in 300g acetone, is stirred with pre-polymer mixture, prepares high resilience polyurethane wear-resistant primer；
Step 4：Finish paint is coated to by protection position by brushing or spraying method, 12h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant coating.
Embodiment 3
A kind of preparation method of the wear-resisting lacquer coat of high resilience polyurethane, specific steps include：
Step 1：1000g base polyurethane prepolymer for use as, 500g acetone, 300g lead orthoplumbates are weighed, lead orthoplumbate is scattered in
In the acetone of 200g, it is poured into base polyurethane prepolymer for use as after stirring, obtains pre-polymer mixture；Weigh 100g dimethyl sulphur-baseds
Toluenediamine is dissolved in 300g acetone, is stirred with pre-polymer mixture, prepares high resilience polyurethane wear-resistant primer；
Step 2：Priming paint is coated to by protection position by brushing or spraying method, 12h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant primer coating.
Step 3：1000g base polyurethane prepolymer for use as, 800g crystalline flake graphites, 500g acetone are weighed, by the dispersion of 600g crystalline flake graphites
In 200g acetone, it is poured into base polyurethane prepolymer for use as after stirring, obtains base polyurethane prepolymer for use as mixture；Weigh 100g bis-
(methylthiomethyl) diamines is dissolved in 300g acetone, is stirred with pre-polymer mixture, prepares high resilience polyurethane wear-resistant primer；
Step 4：Finish paint is coated to by protection position by brushing or spraying method, 12h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant coating.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (7)
1. a kind of high resilience polyurethane wear resistant paint, it is characterised in that including priming paint and the component of finish paint two, in parts by mass：
Priming paint includes：100 parts of base polyurethane prepolymer for use as, 20~5 parts of anti-corrosive aids, 8~15 parts of curing agent, 50~70 parts of solvent；
Finish paint includes 100 parts of base polyurethane prepolymer for use as, 30~45 parts of erosion resistant auxiliary agent, 8~15 parts of curing agent, 50~70 parts of solvent.
2. the preparation method of the wear-resisting lacquer coat of a kind of high resilience polyurethane, it is characterised in that specific steps include：
1. priming paint is prepared：Anti-corrosive aids are scattered in solvent, then pour into base polyurethane prepolymer for use as be well mixed it is stand-by, then
Curing agent is well mixed with solvent again, is poured into and priming paint is mixed to get in base polyurethane prepolymer for use as；
2. priming paint is coated to by protection position by brushing or spraying method, 12~24h is solidified at normal temperatures, obtain high resiliency
Polyurethane wear resistant primer coating；
3. finish paint is prepared：Erosion resistant auxiliary agent is scattered in solvent, then pour into base polyurethane prepolymer for use as be mixed to get performed polymer mix
Compound is stand-by, then curing agent is well mixed with solvent, pours into and finish paint is mixed to get in pre-polymer mixture；
4. finish paint is coated to after solidification on priming paint by brushing or spraying method, solidification at normal temperatures obtains high resiliency and gathers
Urethane wear-resistant coating.
3. a kind of high resilience polyurethane wear resistant paint according to claim 1, it is characterised in that described base polyurethane prepolymer for use as
It is polyether polyurethane performed polymer.
4. a kind of high resilience polyurethane wear resistant paint according to claim 1, it is characterised in that described curing agent is fragrance
In diamine, such as dimethythiotoluene diamine, two adjacent chlorobenzene ammonia methane any one.
5. a kind of high resilience polyurethane wear resistant paint according to claim 1, it is characterised in that described anti-corrosive aids are
Lead orthoplumbate.
6. a kind of high resilience polyurethane wear resistant paint according to claim 1, it is characterised in that described solvent is acetone.
7. a kind of high resilience polyurethane wear resistant paint according to claim 1, it is characterised in that described erosion resistant auxiliary agent is
Any one in crystalline flake graphite, stainless steel flakes powder, Graphene.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710138822.XA CN106833351B (en) | 2017-03-09 | 2017-03-09 | A kind of preparation method of high resilience polyurethane wear resistant paint and its coating |
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| CN201710138822.XA CN106833351B (en) | 2017-03-09 | 2017-03-09 | A kind of preparation method of high resilience polyurethane wear resistant paint and its coating |
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| CN106833351A true CN106833351A (en) | 2017-06-13 |
| CN106833351B CN106833351B (en) | 2019-02-15 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111393977A (en) * | 2020-05-07 | 2020-07-10 | 江苏云睿汽车电器***有限公司 | Preparation method of water-based coating for automobile windshield wiper |
| CN113461899A (en) * | 2021-07-19 | 2021-10-01 | 青岛邦皓环境科技有限公司 | Wear-resistant hydrophilic polyurethane and preparation process thereof |
| CN114231151A (en) * | 2021-12-22 | 2022-03-25 | 天信管业科技集团有限公司 | Wear-resistant coating agent for oil pipe and preparation method of coating layer of wear-resistant coating agent |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928376A (en) * | 2010-08-27 | 2010-12-29 | 中国海洋石油总公司 | Polyurethane elastomer composition and preparation method thereof |
| CN103012718A (en) * | 2012-12-07 | 2013-04-03 | 江苏泰东科技有限公司 | Formula for low free nanometer wear-resistant polyurethane |
| CN203427398U (en) * | 2013-08-22 | 2014-02-12 | 盘锦奥马漆业有限公司 | Corrosion-resistant and wear-resistant composite structure |
| CN105949972A (en) * | 2016-05-04 | 2016-09-21 | 芜湖市爱德运输机械有限公司 | Wear-resistant cement clinker warehouse top conveyor |
-
2017
- 2017-03-09 CN CN201710138822.XA patent/CN106833351B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928376A (en) * | 2010-08-27 | 2010-12-29 | 中国海洋石油总公司 | Polyurethane elastomer composition and preparation method thereof |
| CN103012718A (en) * | 2012-12-07 | 2013-04-03 | 江苏泰东科技有限公司 | Formula for low free nanometer wear-resistant polyurethane |
| CN203427398U (en) * | 2013-08-22 | 2014-02-12 | 盘锦奥马漆业有限公司 | Corrosion-resistant and wear-resistant composite structure |
| CN105949972A (en) * | 2016-05-04 | 2016-09-21 | 芜湖市爱德运输机械有限公司 | Wear-resistant cement clinker warehouse top conveyor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111393977A (en) * | 2020-05-07 | 2020-07-10 | 江苏云睿汽车电器***有限公司 | Preparation method of water-based coating for automobile windshield wiper |
| CN113461899A (en) * | 2021-07-19 | 2021-10-01 | 青岛邦皓环境科技有限公司 | Wear-resistant hydrophilic polyurethane and preparation process thereof |
| CN114231151A (en) * | 2021-12-22 | 2022-03-25 | 天信管业科技集团有限公司 | Wear-resistant coating agent for oil pipe and preparation method of coating layer of wear-resistant coating agent |
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| CN106833351B (en) | 2019-02-15 |
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