CN102952460A - Bi-component water-based wooden door varnish - Google Patents
Bi-component water-based wooden door varnish Download PDFInfo
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- CN102952460A CN102952460A CN201110253369XA CN201110253369A CN102952460A CN 102952460 A CN102952460 A CN 102952460A CN 201110253369X A CN201110253369X A CN 201110253369XA CN 201110253369 A CN201110253369 A CN 201110253369A CN 102952460 A CN102952460 A CN 102952460A
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Abstract
The invention relates to bi-component water-based wooden door varnish, and in particular relates to water-based varnish for coating the surfaces of wooden doors. The varnish is characterized in that the varnish comprises a varnish base, a curing agent and water; the varnish base comprises the following components by weight percent: 40-44% of hydroxy acrylic resins, 43-47% of hydroxy polyurethane resins, 0.3-0.7% of defoaming agent, 4-6% of film-forming additive, 3-5% of deionized water, 2-4% of wax emulsion and 0.3-0.7% of wetting dispersant. The varnish has the beneficial effects that such characteristics of the hydroxy acrylic resins in the formula as high hardness, good fullness but poorer flexibility and such characteristics of the hydroxy polyurethane resins in the formula as good compatibility and good flexibility are mainly utilized and the performances and characteristics of the two kinds of resins are combined to prepare the varnish; the varnish can effectively solve the problem that the traditional bi-component water-based wood lacquer is not easy to stir uniformly, is prone to shrinkage and suffers from miliaria; the varnish has good adhesion to oil polyurethane (PU) and polyethylene (PE) paint; and compared with the water-based wood lacquer used in the present markets, the varnish has a better film appearance effect.
Description
Technical field
The present invention relates to a kind of bi-component waterborne timber clear finish, be specifically related to a kind of for timber external coating water-based clear finish.
Background technology
The coating that is used for now the timber surface all is to adopt aqueous wood lacquer with double components, mono-component aqueous acrylic paint, monocomponent waterborne polyurethane lacquer or the two later stage to mix by proportioning to form basically.The indivedual aspects of single-component system poor-performing is fit to some low uses that require occasion.Aqueous wood lacquer with double components has the hardness height, fullness ratio is good, sticking power is excellent, snappiness is better, etc. advantage.Be difficult for stirring evenly but exist, by particle; Easily heat rash appears, bubble; Construction is subjected to the disadvantages such as envrionment temperature, humidity effect are larger.
Summary of the invention
The purpose of this invention is to provide a kind of bi-component waterborne timber clear finish, the defects that exists to overcome prior art.The present invention designs a kind of bi-component waterborne timber clear finish, it is characterized in that, formed by clear finish host, solidifying agent and water,
Described clear finish host is comprised of following constituent and weight percent:
The per-cent sum of said ratio is 100%.
Described solidifying agent is comprised of following constituent and weight percent:
Sulfonate modified polymeric polyisocyanate (HDI) 33---38%
Ether modified polyisocyanate (HDI) 27---33%
1-Methoxy-2-propyl acetate (PMA) 33---38%
The per-cent sum of said ratio is 100%.
The weight proportion of white finish paint host and solidifying agent and water is 100: 25: 25-35.
The trade mark that described hydroxyl acrylic resin can adopt German Bayer AG to produce is 2470 product.
The trade mark that described hydroxyl polyurethane resin can adopt Jin Feng chemical company to produce is 1608 product.
Described component of antifoam agent and part by weight are:
Suds suppressor 20%
Deaerating agent 25%
Kill infusion 55%
The trade mark that suds suppressor can adopt German Bi Ke company to produce is the product of BYK-028.
The trade mark that deaerating agent can adopt German Bi Ke company to produce is the product of BYK-1770.
Killing the trade mark that infusion can adopt German Bi Ke company to produce is the product of BYK-021.
Described film coalescence aid component and part by weight are:
Alcohol ester-12 (CS-12) 20%
Dipropylene glycol butyl ether (DPnB) 35%
Ethylene glycol monobutyl ether (BCS) 45%
Alcohol ester-12 (CS-12) is 2,2,4-trimethylammonium-1,3 pentanediol isobutyrate, can adopt Yi Shiman
The trade mark that company produces is the product of TEXANOL.
The trade mark that the dipropylene glycol butyl ether can adopt DOW company to produce is the product of DPnB.
Ethylene glycol monobutyl ether can adopt the commercially available prod.
Described deionized water is the general industry product, can adopt the commercially available prod.
The trade mark that described cured emulsion can adopt Guangzhou Zhuo Yu company to produce is the product of W1401.
Described wetting dispersing agent is the poly carboxylic acid amine salt, and the trade mark that can adopt Rhom and Hass to produce is the product of OROTAN 1124.
The trade mark that sulfonate modified polymeric polyisocyanate (HDI) can adopt German Bayer AG to produce is the product of 2487-1.
The trade mark that ether modified polyisocyanate (HDI) can adopt German Bayer AG to produce is 305 product.
1-Methoxy-2-propyl acetate (PMA) is the general industry product, and local bid in gets final product.
The preparation method of bi-component waterborne timber clear finish of the present invention is as follows:
With clear finish host, solidifying agent, the component proportion according to separately mixes, obtain lacquer host, solidifying agent, during construction, will coat with lacquer again host, solidifying agent and water and mix by weight ratio, can adopt method well known in the art, such as Air spraying, be coated with and be contained in the timber surface:
The present invention mainly utilizes hydroxyl acrylic resin high rigidity, the fullness ratio in the prescription good, but the characteristics that snappiness is relatively poor, and the hydroxyl polyurethane resin consistency is good, the characteristics that snappiness is good, the performance characteristics that makes two kinds of different resins combines and a kind of coating of making, can effectively solve traditional aqueous double-component aqueous woodware paint be difficult for stir evenly, easily shrinkage cavity, the problem such as heat rash appears.It is water-fast, chemical-resistant is high, good weatherability, and snappiness is good, good hand touch, gloss is high.This product can effectively seal grease, the Weibull of solid wood (such as pine, weedtree) simultaneously, paints at oiliness PU, PE that to adhere to Z-TEK good.And comparing in the market, used aqueous woodware paint has better appearance of film effect.
Embodiment
Embodiment 1
Get the hydroxyl acrylic resin: 44 kilograms, hydroxyl polyurethane resin: 45 kilograms, defoamer: 0.5 kilogram, film coalescence aid: 5 kilograms, deionized water: 2 kilograms, cured emulsion: 3 kilograms, wetting dispersing agent: 0.5 kilogram.Get clear finish host double centner,
Get sulfonate modified polymeric polyisocyanate (HDI): 35 kilograms, ether modified polyisocyanate (HDI): 30 kilograms, 1-Methoxy-2-propyl acetate (PMA): 35 kilograms, get the solidifying agent double centner,
Clear finish host double centner, 25 kilograms in solidifying agent, 25 kilograms in water mix, and can adopt method well known in the art, such as Air spraying, are coated with and are contained in the timber surface.
According to the test item of category-B product among the HG/T 3828-2006 " indoor water-borne wood coating ", actual detection data are as follows:
1, after the condition in container parameter stirs evenly without lump
2, application property applies accessible
3, surface drying time≤30min
4, package stability (50 ℃/7d) without unusual
5, freeze-thaw stability is without unusually
6, appearance of film is normal
7, gloss (60 ° of angles) 〉=90%
8, pencil hardness (scratch) 〉=H
9, sticking power (draw compartment apart from 2mm)≤1 grade
10, wear resistance (750g/500r)≤0.050g
11, dry heat resistance (70 ℃, 15min) 1 grade
12, high temperature resistance after-tacks without unusual
13, water tolerance (24h) is without unusual
14, anti-boiling water (15 minutes) is without unusual
15, alkali resistance (50g/LNaHCO
3, 1h) without unusual
16, (50% ethanol is 1h) without unusual for alcohol resistance
17, anti-vinegar contaminative (1h) is without unusual
18, anti-tea contaminative (1h) is without unusual
Embodiment 2
Get basic acrylic resin: 50 kilograms, hydroxyl polyurethane resin: 40 kilograms, defoamer: 0.5 kilogram, film coalescence aid: 4 kilograms, deionized water: 3 kilograms, cured emulsion: 2 kilograms, wetting dispersing agent: 0.5 kilogram.Get clear finish host double centner,
Get sulfonate modified polymeric polyisocyanate (HDI): 38 kilograms, ether modified polyisocyanate (HDI): 27 kilograms, 1-Methoxy-2-propyl acetate (PMA): 35 kilograms, get the solidifying agent double centner,
Clear finish host double centner, 25 kilograms in solidifying agent, 25 kilograms in water mix, and can adopt method well known in the art, such as Air spraying, are coated with and are contained in the timber surface.
According to the test item of category-B product among the HG/T 3828-2006 " indoor water-borne wood coating ", actual detection data are as follows:
1, after the condition in container parameter stirs evenly without lump
2, application property applies accessible
3, surface drying time≤30min
4, package stability (50 ℃/7d) without unusual
5, freeze-thaw stability is without unusually
6, appearance of film is normal
7, gloss (60 ° of angles) 〉=85%
8, pencil hardness (scratch) 〉=H
9, sticking power (draw compartment apart from 2mm)≤1 grade
10, wear resistance (750g/500r)≤0.050g
11, dry heat resistance (70 ℃, 15min) 1 grade
12, high temperature resistance after-tacks without unusual
13, water tolerance (24h) is without unusual
14, anti-boiling water (15 minutes) is without unusual
15, alkali resistance (50g/LNaHCO
3, 1h) without unusual
16, (50% ethanol is 1h) without unusual for alcohol resistance
17, anti-vinegar contaminative (1h) is without unusual
18, anti-tea contaminative (1h) is without unusual.
Claims (1)
1. a bi-component waterborne timber clear finish is characterized in that, formed by clear finish host, solidifying agent and water,
Described clear finish host is comprised of following constituent and weight percent:
Hydroxyl acrylic resin 40-44%,
Hydroxyl polyurethane resin 43-47%,
Defoamer 0.3-0.7%,
Film coalescence aid 4-6%,
Deionized water 3-5%,
Cured emulsion 2-4%,
With wetting dispersing agent 0.3-0.7%,
The per-cent sum of said ratio is 100%.
Described solidifying agent is comprised of following constituent and weight percent:
Sulfonate modified polymeric polyisocyanate (HDI) 33---38%,
Ether modified polyisocyanate (HDI) 27---33%,
1-Methoxy-2-propyl acetate (PMA) 33---38%,
The per-cent sum of said ratio is 100%
The weight proportion of white finish paint host and solidifying agent and water is 100: 25: 25-35.
Priority Applications (1)
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CN201110253369XA CN102952460A (en) | 2011-08-30 | 2011-08-30 | Bi-component water-based wooden door varnish |
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CN201110253369XA CN102952460A (en) | 2011-08-30 | 2011-08-30 | Bi-component water-based wooden door varnish |
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CN102952460A true CN102952460A (en) | 2013-03-06 |
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CN201110253369XA Pending CN102952460A (en) | 2011-08-30 | 2011-08-30 | Bi-component water-based wooden door varnish |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103897571A (en) * | 2014-04-02 | 2014-07-02 | 叶氏化工研发(上海)有限公司 | Aqueous two-component wood varnish and application thereof |
CN104017455A (en) * | 2014-05-12 | 2014-09-03 | 南京林业大学 | Coating for preventing wooden door from cracking and preparation method thereof |
CN104343346A (en) * | 2014-10-24 | 2015-02-11 | 付成永 | Novel poplar wood door structure and preparation method thereof |
CN104592877A (en) * | 2015-01-08 | 2015-05-06 | 中华制漆(新丰)有限公司 | Wood varnish as well as preparation method and application method of wood varnish |
CN106280600A (en) * | 2015-06-12 | 2017-01-04 | 湖南邦弗特新材料技术有限公司 | The formula of double-component waterborne polyurethane finish paint and preparation technology |
CN107629664A (en) * | 2017-10-26 | 2018-01-26 | 河北晨阳工贸集团有限公司 | A kind of aqueous polyurethane varnish for mobile phone screen and preparation method thereof |
CN109370403A (en) * | 2018-10-26 | 2019-02-22 | 梦天家居集团股份有限公司 | A kind of high stain resistant aqueous woodware varnish and preparation method thereof |
CN109943216A (en) * | 2019-03-22 | 2019-06-28 | 南京东顶化工有限公司 | A kind of height protects light and protects color acrylic acid modified polyurethane finishing coat and preparation method thereof |
CN110396339A (en) * | 2019-08-08 | 2019-11-01 | 阜阳市伟叶家具有限公司 | A kind of resistance to scraping coating of the environmentally friendly ordor removing of Furniture panel |
CN110698963A (en) * | 2019-10-23 | 2020-01-17 | 郑州一安水性高分子材料有限公司 | High-wear-resistance water-based acrylic acid-polyurethane two-component finish paint |
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US6340519B1 (en) * | 1996-06-19 | 2002-01-22 | Matsumoto Yushi Seiyaku Co., Ltd. | Chipping-resistant paint |
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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 |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103897571A (en) * | 2014-04-02 | 2014-07-02 | 叶氏化工研发(上海)有限公司 | Aqueous two-component wood varnish and application thereof |
CN103897571B (en) * | 2014-04-02 | 2016-03-30 | 叶氏化工研发(上海)有限公司 | A kind of aqueous double-component woodenware lacquer and uses thereof |
CN104017455A (en) * | 2014-05-12 | 2014-09-03 | 南京林业大学 | Coating for preventing wooden door from cracking and preparation method thereof |
CN104017455B (en) * | 2014-05-12 | 2016-03-30 | 南京林业大学 | One prevents timber fine fisssure coating and preparation method thereof |
CN104343346B (en) * | 2014-10-24 | 2016-05-04 | 付成永 | A kind of novel white poplar wood door structure and preparation method thereof |
CN104343346A (en) * | 2014-10-24 | 2015-02-11 | 付成永 | Novel poplar wood door structure and preparation method thereof |
CN104592877A (en) * | 2015-01-08 | 2015-05-06 | 中华制漆(新丰)有限公司 | Wood varnish as well as preparation method and application method of wood varnish |
CN106280600A (en) * | 2015-06-12 | 2017-01-04 | 湖南邦弗特新材料技术有限公司 | The formula of double-component waterborne polyurethane finish paint and preparation technology |
CN107629664A (en) * | 2017-10-26 | 2018-01-26 | 河北晨阳工贸集团有限公司 | A kind of aqueous polyurethane varnish for mobile phone screen and preparation method thereof |
CN107629664B (en) * | 2017-10-26 | 2020-07-28 | 河北晨阳工贸集团有限公司 | Waterborne polyurethane varnish for mobile phone screen and preparation method thereof |
CN109370403A (en) * | 2018-10-26 | 2019-02-22 | 梦天家居集团股份有限公司 | A kind of high stain resistant aqueous woodware varnish and preparation method thereof |
CN109943216A (en) * | 2019-03-22 | 2019-06-28 | 南京东顶化工有限公司 | A kind of height protects light and protects color acrylic acid modified polyurethane finishing coat and preparation method thereof |
CN110396339A (en) * | 2019-08-08 | 2019-11-01 | 阜阳市伟叶家具有限公司 | A kind of resistance to scraping coating of the environmentally friendly ordor removing of Furniture panel |
CN110698963A (en) * | 2019-10-23 | 2020-01-17 | 郑州一安水性高分子材料有限公司 | High-wear-resistance water-based acrylic acid-polyurethane two-component finish paint |
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C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: 8555 No. 201700 Shanghai city Qingpu District Songze Avenue Applicant after: Shanghai Zhanchen Paint Co., Ltd. Address before: 8555 No. 201707 Shanghai city Qingpu District Songze Avenue Applicant before: Shanghai Fuchen Chemical Co., Ltd. |
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COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SHANGHAI FUCHEN CHEMICAL CO. LTD. TO: SHANGHAI ZHANCHEN PAINT CO., LTD. |
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Application publication date: 20130306 |