CN104962194A - Single-component polyurethane waterproof coating - Google Patents
Single-component polyurethane waterproof coating Download PDFInfo
- Publication number
- CN104962194A CN104962194A CN201510445121.1A CN201510445121A CN104962194A CN 104962194 A CN104962194 A CN 104962194A CN 201510445121 A CN201510445121 A CN 201510445121A CN 104962194 A CN104962194 A CN 104962194A
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- Prior art keywords
- mono
- proof paint
- composition poyurethane
- poyurethane water
- paint according
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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
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides a single-component polyurethane waterproof coating, and relates to the technical field of coatings. The single-component polyurethane waterproof coating comprises the following components in percentage by weight: 10%-15% of polyurethane resin, 12%-17% of chlorinated paraffin, 3%-6% of carbon black, 16%-22% of heavy calcium carbonate, 15%-20% of light calcium carbonate, 2%-5% of coumarone, 5%-10% of DL2000D polyether, 10%-15% of EP330NG polyether, 3%-7% of diphenylmethane diisocyanate, 0.5%-4% of aromatic oil, 0.1%-0.5% of defoaming agents, 0.05%-0.2% of dispersing agents and 0.05%-0.2% of catalysts. The single-component polyurethane waterproof coating provided by the invention has the advantages of low pungency, short curing time and good curing effect.
Description
Technical field
The present invention relates to technical field of coatings, in particular to a kind of mono-composition poyurethane water-proof paint.
Background technology
Polyurethane water-proof paint is with the product properties of its excellence and processing diversity, and become one of global coatings industry kind with fastest developing speed nearly ten years, the average growth rate per annum of urethane has reached the twice of coating industry average growth rate abroad.Polyurethane water-proof paint relies on its superior physics, chemical property, has been widely recognized in waterproofing industry and applies.
Polyurethane water-proof paint is divided into again Two-component Waterproof Polyurethane Coating and mono-composition poyurethane water-proof paint.Two-component Waterproof Polyurethane Coating by A, B two component form, during use, two components must strictly weigh to scale, coordinate.If component A adds very little, then film is clamminess, feels like jelly, and water tolerance, chemical-resistant decline, serious, can not film forming; If component A adds too much, then film harden, embrittlement, not shock-resistant, poor flexibility, unit elongation is little.Two-component Waterproof Polyurethane Coating is when using mixing in addition, and need add benzene series or the dilution of ketone series solvent, these solvents contaminate environment in use, to human health, and exists inflammable and explosive danger.
And there is above-mentioned all deficiencies due to Two-component Waterproof Polyurethane Coating, in recent years, mono-composition poyurethane water-proof paint obtains very fast development, and mono-composition poyurethane water-proof paint construction is comparatively easy, does not need mix and blend, adhesion before brushing, has greater advantage.But the pungency of existing mono-composition poyurethane water-proof paint is strong, and it is by moisture curing, and set time is long.
Summary of the invention
In view of this, the invention provides a kind of mono-composition poyurethane water-proof paint, the problem strong with the pungency improving existing mono-composition poyurethane water-proof paint, set time is long.
For achieving the above object, the invention provides following technical scheme:
A kind of mono-composition poyurethane water-proof paint, by weight percentage, composed of the following components: urethane resin 10 ~ 15%, clorafin 12 ~ 17%, carbon black 3 ~ 6%, coarse whiting 16 ~ 22%, fine particle calcium carbonate 15 ~ 20%, coumarone 2 ~ 5%, DL2000D polyethers 5 ~ 10%, EP330NG polyethers 10 ~ 15%, diphenylmethanediisocyanate 3 ~ 7%, aromatic hydrocarbon oil 0.5 ~ 4%, defoamer 0.1 ~ 0.5%, dispersion agent 0.05 ~ 0.2% and catalyzer 0.05 ~ 0.2%.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, described coumarone is solid-state.Solid-state coumarone is faint yellow to red-brown block, and be a kind of plasticity tenderizer, tackiness is good, is conducive to the dispersion of carbon black, can improve processing characteristics.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, described clorafin is chlorinated paraffin-52 or chlorinated paraffin-42.The selection of clorafin can be different according to season, in different seasons, selects different models, so, coating just can be made to have excellent performance.During winter, chlorinated paraffin-52 can be selected; During summer, just chlorinated paraffin-42 can be selected.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, described carbon black is N300 carbon black.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, the particle diameter of described coarse whiting is 700 ~ 900 orders.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, the particle diameter of described fine particle calcium carbonate is 300 ~ 500 orders.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, described diphenylmethanediisocyanate is ditan-4,4'-vulcabond.The application of ditan-4,4'-vulcabond is more, is easy to obtain.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, described aromatic hydrocarbon oil is S-150 aromatic hydrocarbon oil.
Preferably, in above-mentioned mono-composition poyurethane water-proof paint, described catalyzer is T-12 catalyzer.
Relative to prior art, the present invention includes following beneficial effect: urethane resin, polyethers and diphenylmethanediisocyanate feed composition mix by the present invention, the performed polymer containing isocyanate group is obtained through polyaddition reaction, then be equipped with the components such as catalyzer, carbon black, defoamer, be processed into mono-composition poyurethane water-proof paint through operations such as mixing.Obtained mono-composition poyurethane water-proof paint can complete solidification in the short period, and curing speed is fast, and solidification effect is good, and the pungency of obtained mono-composition poyurethane water-proof paint is also less, suitable for large-scale promotion.
Embodiment
Below by specific embodiment, the present invention is described in further detail.
Embodiment one
By weight percentage, composed of the following components:
Urethane resin 10%, clorafin 12%, carbon black 6%, coarse whiting 22%, fine particle calcium carbonate 15%, coumarone 5%, DL2000D polyethers 5%, EP330NG polyethers 15%, diphenylmethanediisocyanate 7%, aromatic hydrocarbon oil 0.5%, defoamer 0.5%, dispersion agent 1% and catalyzer 1%.
Coarse whiting is as calcite, marble, Wingdale grind and form by natural carbonate mineral, be conventional powdery inorganic filler, have that chemical purity is high, inertia greatly, not easily low, nontoxic, tasteless, the advantage such as odorless, good dispersity of chemical reaction, Heat stability is good, oil absorbency.In the present embodiment, the particle diameter of coarse whiting is 700 orders, and certainly, choosing not as limiting of this particle diameter, also can select the coarse whiting of other particle diameters, as 800 orders, as long as the particle diameter of coarse whiting meets the condition of " being 700 ~ 900 orders ".
In the present embodiment, the particle diameter of fine particle calcium carbonate is 300 orders, and certainly, choosing not as limiting of this particle diameter, also can select the fine particle calcium carbonate of other particle diameters, as long as the particle diameter of fine particle calcium carbonate meets the condition of " being 300 ~ 500 orders ".
The features such as aromatic hydrocarbon oil has good rubber compatibility, high temperature resistant, low volatilization, significantly can improve the processing characteristics of coating, can help mixing and the dispersion of weighting agent in raw material simultaneously.
After urethane resin, polyethers and diphenylmethanediisocyanate feed composition mix, the performed polymer containing isocyanate group is obtained through polyaddition reaction, then add the components such as catalyzer, carbon black, defoamer, be processed into mono-composition poyurethane water-proof paint through operations such as mixing.Obtained mono-composition poyurethane water-proof paint can complete solidification in the short period, and curing speed is fast, and solidification effect is good, and the pungency of obtained mono-composition poyurethane water-proof paint is also less, suitable for large-scale promotion.
Embodiment two
By weight percentage, composed of the following components:
Urethane resin 15%, clorafin 17%, carbon black 3%, coarse whiting 20%, fine particle calcium carbonate 17.5%, coumarone 3%, DL2000D polyethers 10%, EP330NG polyethers 10%, diphenylmethanediisocyanate 3%, aromatic hydrocarbon oil 0.6%, defoamer 0.5%, dispersion agent 0.2% and catalyzer 0.2%.
In the present embodiment, coumarone is solid-state.Solid-state coumarone is faint yellow to red-brown block, and be a kind of plasticity tenderizer, tackiness is good, is conducive to the dispersion of carbon black, can improve processing characteristics.
Clorafin is chlorinated paraffin-52.The selection of clorafin can be different according to season, in different seasons, selects different models, so, coating just can be made to have excellent performance.And winter and summer temperature difference is comparatively large, in the present embodiment, clorafin is with regard to selective chlorination paraffin-52, and this kind is selected to be applicable to winter environment condition.
In the present embodiment, diphenylmethanediisocyanate (MDI) is ditan-4,4'-vulcabond (4,4'-MDI).The application of ditan-4,4'-vulcabond is more, is easy to obtain.Certainly, other isomer of diphenylmethanediisocyanate can also be selected, as 2,4'-MDI.
In the present embodiment, carbon black is N300 carbon black.Certainly, this kind is selected, not as limiting, also can select the carbon black of other models.And aromatic hydrocarbon oil is S-150 aromatic hydrocarbon oil.Catalyzer is T-12 catalyzer.
Embodiment three
By weight percentage, composed of the following components:
Urethane resin 10 ~ 15%, clorafin 12 ~ 17%, carbon black 3 ~ 6%, coarse whiting 16 ~ 22%, fine particle calcium carbonate 15 ~ 20%, coumarone 2 ~ 5%, DL2000D polyethers 5 ~ 10%, EP330NG polyethers 10 ~ 15%, diphenylmethanediisocyanate 3 ~ 7%, aromatic hydrocarbon oil 0.5 ~ 4%, defoamer 0.1 ~ 0.5%, dispersion agent 0.05 ~ 0.2% and catalyzer 0.05 ~ 0.2%.
Clorafin is chlorinated paraffin-52 or chlorinated paraffin-42.The selection of clorafin can be different according to season, in different seasons, selects different models, so, coating just can be made to have excellent performance.During winter, chlorinated paraffin-52 can be selected; During summer, just chlorinated paraffin-42 can be selected.
In the present embodiment, clorafin is chlorinated paraffin-42, and this kind chooses applicable summer environment condition.
In the present embodiment, coumarone is solid-state, diphenylmethanediisocyanate (MDI) for ditan-4,4'-vulcabond (4,4'-MDI), carbon black be N300 carbon black, aromatic hydrocarbon oil is S-150 aromatic hydrocarbon oil, and catalyzer is T-12 catalyzer.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a mono-composition poyurethane water-proof paint, it is characterized in that: by weight percentage, composed of the following components: urethane resin 10 ~ 15%, clorafin 12 ~ 17%, carbon black 3 ~ 6%, coarse whiting 16 ~ 22%, fine particle calcium carbonate 15 ~ 20%, coumarone 2 ~ 5%, DL2000D polyethers 5 ~ 10%, EP330NG polyethers 10 ~ 15%, diphenylmethanediisocyanate 3 ~ 7%, aromatic hydrocarbon oil 0.5 ~ 4%, defoamer 0.1 ~ 0.5%, dispersion agent 0.05 ~ 0.2% and catalyzer 0.05 ~ 0.2%.
2. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: described coumarone is solid-state.
3. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: described clorafin is chlorinated paraffin-52 or chlorinated paraffin-42.
4. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: described carbon black is N300 carbon black.
5. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: the particle diameter of described coarse whiting is 700 ~ 900 orders.
6. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: the particle diameter of described fine particle calcium carbonate is 300 ~ 500 orders.
7. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: described diphenylmethanediisocyanate is ditan-4,4'-vulcabond.
8. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: described aromatic hydrocarbon oil is S-150 aromatic hydrocarbon oil.
9. mono-composition poyurethane water-proof paint according to claim 1, is characterized in that: described catalyzer is T-12 catalyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445121.1A CN104962194A (en) | 2015-07-27 | 2015-07-27 | Single-component polyurethane waterproof coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445121.1A CN104962194A (en) | 2015-07-27 | 2015-07-27 | Single-component polyurethane waterproof coating |
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| Publication Number | Publication Date |
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| CN104962194A true CN104962194A (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510445121.1A Pending CN104962194A (en) | 2015-07-27 | 2015-07-27 | Single-component polyurethane waterproof coating |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106010205A (en) * | 2016-07-14 | 2016-10-12 | 四川蜀羊防水材料有限公司 | Environment-friendly polyurethane waterproof coating |
| CN106085189A (en) * | 2016-07-14 | 2016-11-09 | 四川蜀羊防水材料有限公司 | The preparation method of environment-friendly type polyurethane waterproofing paint |
| CN107858089A (en) * | 2017-12-07 | 2018-03-30 | 四川蜀羊防水材料有限公司 | A kind of mono-composition poyurethane water-proof paint and preparation method thereof |
| CN113817401A (en) * | 2021-10-23 | 2021-12-21 | 上海立投工贸有限公司 | Single-component polyurethane waterproof coating and preparation method thereof |
Citations (4)
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| JP2004210975A (en) * | 2003-01-06 | 2004-07-29 | Daikin Ind Ltd | Coating composition |
| CN103773215A (en) * | 2014-01-25 | 2014-05-07 | 苗光兴 | Waterproof PU (Poly Urethane) resin coating and production process thereof |
| CN104194609A (en) * | 2014-09-11 | 2014-12-10 | 北京东方雨虹防水技术股份有限公司 | Low-VOC (volatile organic compound) environment-friendly single-component polyurethane waterproof coating |
| CN104497832A (en) * | 2014-11-03 | 2015-04-08 | 武汉市恒星防水材料有限公司 | Single-composition polyurethane waterproof paint and preparation method thereof |
-
2015
- 2015-07-27 CN CN201510445121.1A patent/CN104962194A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004210975A (en) * | 2003-01-06 | 2004-07-29 | Daikin Ind Ltd | Coating composition |
| CN103773215A (en) * | 2014-01-25 | 2014-05-07 | 苗光兴 | Waterproof PU (Poly Urethane) resin coating and production process thereof |
| CN104194609A (en) * | 2014-09-11 | 2014-12-10 | 北京东方雨虹防水技术股份有限公司 | Low-VOC (volatile organic compound) environment-friendly single-component polyurethane waterproof coating |
| CN104497832A (en) * | 2014-11-03 | 2015-04-08 | 武汉市恒星防水材料有限公司 | Single-composition polyurethane waterproof paint and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106010205A (en) * | 2016-07-14 | 2016-10-12 | 四川蜀羊防水材料有限公司 | Environment-friendly polyurethane waterproof coating |
| CN106085189A (en) * | 2016-07-14 | 2016-11-09 | 四川蜀羊防水材料有限公司 | The preparation method of environment-friendly type polyurethane waterproofing paint |
| CN106010205B (en) * | 2016-07-14 | 2018-03-09 | 四川蜀羊防水材料有限公司 | Environment-friendly type polyurethane waterproofing paint |
| CN107858089A (en) * | 2017-12-07 | 2018-03-30 | 四川蜀羊防水材料有限公司 | A kind of mono-composition poyurethane water-proof paint and preparation method thereof |
| CN113817401A (en) * | 2021-10-23 | 2021-12-21 | 上海立投工贸有限公司 | Single-component polyurethane waterproof coating and preparation method thereof |
| CN113817401B (en) * | 2021-10-23 | 2022-10-21 | 上海立投工贸有限公司 | Single-component polyurethane waterproof coating and preparation method thereof |
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| C06 | Publication | ||
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| CB02 | Change of applicant information |
Address after: Focus on the development of industry in Sichuan province Yuantong 610000 Chongzhou city industry in Chengdu City Applicant after: Sichuan Shuyang Waterproof Material Co., Ltd. Address before: 610000 Sichuan Chengdu Chongzhou Industrial Development Zone circular cylinder industrial point Applicant before: Sichuan Shuyang Waterproof Material Co., Ltd. |
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Application publication date: 20151007 |