CN103450794A - Scratch resistant PU (Poly Urethane) floor varnish and preparation method thereof - Google Patents
Scratch resistant PU (Poly Urethane) floor varnish and preparation method thereof Download PDFInfo
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- CN103450794A CN103450794A CN2013103660210A CN201310366021A CN103450794A CN 103450794 A CN103450794 A CN 103450794A CN 2013103660210 A CN2013103660210 A CN 2013103660210A CN 201310366021 A CN201310366021 A CN 201310366021A CN 103450794 A CN103450794 A CN 103450794A
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Abstract
The invention relates to a scratch resistant PU (Poly Urethane) floor varnish and a preparation method thereof. The scratch resistant PU floor varnish is prepared from a first ingredient and a second ingredient at weight ratio of (0.8-1.2):(0.8-1.2), wherein the first ingredient is prepared from the following raw materials in parts by weight: 30-50 parts of hydroxy acrylic resin, 20-40 parts of high-hydroxyl number alkyd resin, 0.1-0.5 part of leveling agent, 0.1-0.5 part of antifoaming agent, 1-10 parts of epoxy resin, and 20-40 parts of composite environment-friendly solvent, and the second ingredient is prepared from the following raw materials in parts by weight: 10-40 parts of TDI-TMP, 10-30 parts of HDI (Hexamethylene Diisocyanate) tripolymer, 10-20 parts of moisture curing agent, and 30-50 parts of butyl acetate. By adopting the scratch resistant PU floor varnish disclosed by the invention, the scratch resistance of the varnish surface on the floor is obviously improved, while the other performances of transparency, storage stability and the like are rarely influenced; simultaneously the varnish film is uniform, smooth, and good in adhesion force; the number of the varnish coating layers can be reduced, therefore the cost is reduced; in addition, fracture is unlikely to form to influence the beautiful appearance of the floor.
Description
Technical field
The present invention relates to a kind of scratch resistance PU luminous floor paint and preparation method thereof.
Background technology
The PU wood lacquer occupies a very important seat in Chinese market at present, along with market to the raising of PU wood lacquer demand and the aggravation of competition, simultaneously also the PU wood lacquer has been proposed to many higher, requirements of upgrading, especially to PU luminous floor paint in resistance to marring and the demand above wear resistance.The problems such as scratching, not wear-resisting easily appears in existing PU hard floor paint (particularly PU luminous floor paint) in use, be difficult to meet client's requirement, basically be all to adopt the coating number of plies that increases paint to improve the wear resistance of timber floor in the past, make like this paint consumption greatly increase, not only raise the cost, and other disadvantage such as easily cracking, the paint film resistance to marring can not get effectively solving simultaneously, finally also has influence on the attractive in appearance of timber floor.
Summary of the invention
In order to solve the existing the problems referred to above of prior art, the invention provides a kind of scratch resistance PU luminous floor paint and preparation method thereof, it can improve resistance to marring and the wear resistance of timber floor lacquer painting.
Technical solution of the present invention is as follows: a kind of scratch resistance PU luminous floor paint, and it is characterized in that: the weight proportion that it presses 0.8-1.2:0.8-1.2 by first component and second component is formulated:
The first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
Described Hydroxylated acrylic resin and high hydroxyl value Synolac react with second component solidifying agent and have the effect of the cross-linking density of raising, as the main component of coating, make to film firm wear-resisting.
Described high hydroxyl value Synolac is synthetic fatty acid modification short oil-ity alcohol acid resin, and its hydroxyl value is 140-200mgKOH/g, is conducive to improve the compatibility of cross-linking density and system.
Described flow agent is polyether-modified dimethyl siloxane interpolymer solution, and its quality percentage is 20-30%, and solvent is dimethylbenzene.
Described defoamer is the Siloxane-Oxyalkylene Copolymers defoamer.
Described epoxy resin is bisphenol A type epoxy resin, is preferably the product of epoxy resin E-44, E-51 or similar other model, and this epoxy resin has the effect of the hardness of paint film of raising.
Described composite environmental-friendly solvent is mixed according to following weight proportion by N-BUTYL ACETATE, mixed two dimethyl phthalates, propylene glycol monomethyl ether amyl acetate and valerone: N-BUTYL ACETATE 38-59 part, mixed two dimethyl phthalate 8-15 parts, 1-Methoxy-2-propyl acetate 15-30 part and valerone 18-20 part.
The preparation method of described scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 30-50 part Hydroxylated acrylic resin, the high hydroxyl value Synolac of 20-40 part, 0.1-0.5 part flow agent, 0.1-0.5 part defoamer, 1-10 part epoxy resin, 20-40 part composite environmental-friendly solvent are added in container, and under the rotating speed of 600-800r/min, low speed is uniformly dispersed;
(2) prepared according to following preparation method by described second component: 10-40 part TDI-TMP, 10-30 part HDI tripolymer, 10-20 part tide solidifying agent, 30-50 part butylacetate are added in another container, and, under the rotating speed of 600-800r/min, low speed is uniformly dispersed.
Above-mentioned first component has prepared rear with packing after 400-600 purpose strainer filtering, and the second component has prepared rear with packing after 400-600 purpose strainer filtering.
Required according to the client during use, then first component and second component are prepared according to the 0.8-1.2:0.8-1.2 part by weight.
The present invention compared with prior art, has advantages of as follows:
(1) the present invention can improve the anti-scratch performance of timber floor lacquer painting, and less to other performance impacts such as transparency, stability in storagies, and paint film is evenly level and smooth simultaneously, and sticking power is good;
(2) the present invention can reduce the coating number of plies of paint, therefore contributes to reduce costs, and is not easy to crack, and avoids affecting the attractive in appearance of timber floor.
Embodiment
Below in conjunction with embodiment, embodiment, content of the present invention is elaborated:
(1) embodiment
The specific embodiment of the invention provides a kind of scratch resistance PU luminous floor paint, and the weight proportion that it presses 0.8-1.2:0.8-1.2 by first component and second component is formulated:
The first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
It is formulated that first component and second component are pressed the part by weight of 0.8-1.2:0.8-1.2.
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 30-50 part Hydroxylated acrylic resin, the high hydroxyl value Synolac of 20-40 part, 0.1-0.5 part flow agent, 0.1-0.5 part defoamer, 1-10 part epoxy resin, 20-40 part composite environmental-friendly solvent are added in container, under the rotating speed of 600-800r/min, low speed is uniformly dispersed, with packing after 400-600 purpose strainer filtering;
(2) prepared according to following preparation method by described second component: 10-40 part TDI-TMP, 10-30 part HDI tripolymer, 10-20 part tide solidifying agent, 30-50 part butylacetate are added in another container, under the rotating speed of 600-800r/min, low speed is uniformly dispersed, with packing after 400-600 purpose strainer filtering.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: N-BUTYL ACETATE 38-59 part, mixed two dimethyl phthalate 8-15 parts, 1-Methoxy-2-propyl acetate 15-30 part and valerone 18-20 part.
Above-mentionedly according to the client, take, then first component and second component is formulated according to the 0.8-1.2:0.8-1.2 part by weight.
(2) embodiment:
Embodiment 1 is preferred embodiment:
Scratch resistance PU luminous floor paint, it is formulated by the weight proportion of 1:1 by first component and second component: the first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 40 parts of Hydroxylated acrylic resins, 26 parts high hydroxyl value Synolac, 0.2 part of flow agent, 0.4 part of defoamer, 5 parts of epoxy resin, 28.4 parts of composite environmental-friendly solvents are added in container, after 800r/min low speed disperses, with packing after 600 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 30 parts of TDI-TMP, 15 parts of HDI tripolymers, 10 parts of damp solidifying agent, 45 parts of butylacetates are added in another container, after 800r/min low speed disperses, with packing after 600 purpose strainer filterings;
(3) first component and second component is formulated according to the 1:1 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 20 parts of 50 parts of N-BUTYL ACETATEs, 8 parts of mixed two dimethyl phthalates, 22 parts of 1-Methoxy-2-propyl acetates and valerone.
Embodiment 2 is preferred embodiment:
Scratch resistance PU luminous floor paint, it is formulated by the weight proportion of 1:1 by first component and second component: the first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 43 parts of Hydroxylated acrylic resins, 24 parts high hydroxyl value Synolac, 0.2 part of flow agent, 0.4 part of defoamer, 4 parts of epoxy resin, 28.4 parts of composite environmental-friendly solvents are added in container, after 600r/min low speed disperses, with packing after 400 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 26 parts of TDI-TMP, 16 parts of HDI tripolymers, 13 parts of damp solidifying agent, 45 parts of butylacetates are added in another container, after 600r/min low speed disperses, with packing after 400 purpose strainer filterings;
(3) first component and second component is formulated according to the 1:1 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 18 parts of 55 parts of N-BUTYL ACETATEs, 12 parts of mixed two dimethyl phthalates, 15 parts of 1-Methoxy-2-propyl acetates and valerone.
Embodiment 3 is preferred embodiment:
Scratch resistance PU luminous floor paint, it is formulated by the weight proportion of 1:1 by first component and second component: the first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 35 parts of Hydroxylated acrylic resins, 28 parts high hydroxyl value Synolac, 0.2 part of flow agent, 0.4 part of defoamer, 6 parts of epoxy resin, 30.4 parts of composite environmental-friendly solvents are added in container, after 700r/min low speed disperses, with packing after 500 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 30 parts of TDI-TMP, 12 parts of HDI tripolymers, 13 parts of damp solidifying agent, 45 parts of butylacetates are added in another container, after 700r/min low speed disperses, with packing after 500 purpose strainer filterings;
(3) first component and second component is formulated according to the 1:1 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 18 parts of 38 parts of N-BUTYL ACETATEs, 14 parts of mixed two dimethyl phthalates, 30 parts of 1-Methoxy-2-propyl acetates and valerone.
Embodiment 4:
Scratch resistance PU luminous floor paint, the weight proportion that it presses 1.2:0.8 by first component and second component is formulated:
The first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 30 parts of Hydroxylated acrylic resins, 20 parts high hydroxyl value Synolac, 0.1 part of flow agent, 0.5 part of defoamer, 5 parts of epoxy resin, 24.4 parts of composite environmental-friendly solvents are added in container, after 800r/min low speed disperses, with packing after 600 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 40 parts of TDI-TMP, 20 parts of HDI tripolymers, 20 parts of damp solidifying agent, 30 parts of butylacetates are added in another container, after 800r/min low speed disperses, with packing after 600 purpose strainer filterings;
(3) first component and second component is formulated according to the 1.2:0.8 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 18 parts of 59 parts of N-BUTYL ACETATEs, 8 parts of mixed two dimethyl phthalates, 15 parts of 1-Methoxy-2-propyl acetates and valerone.
Embodiment 5:
Scratch resistance PU luminous floor paint, the weight proportion that it presses 0.8:1.2 by first component and second component is formulated:
The first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 50 parts of Hydroxylated acrylic resins, 39 parts high hydroxyl value Synolac, 0.5 part of flow agent, 0.1 part of defoamer, 10 parts of epoxy resin, 21.4 parts of composite environmental-friendly solvents are added in container, after 600r/min low speed disperses, with packing after 400 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 10 parts of TDI-TMP, 15 parts of HDI tripolymers, 20 parts of damp solidifying agent, 35 parts of butylacetates are added in another container, after 600r/min low speed disperses, with packing after 400 purpose strainer filterings;
(3) first component and second component is formulated according to the 0.8:1.2 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 19 parts of 58 parts of N-BUTYL ACETATEs, 8 parts of mixed two dimethyl phthalates, 15 parts of 1-Methoxy-2-propyl acetates and valerone.
Embodiment 6:
Scratch resistance PU luminous floor paint, it is formulated by the weight proportion of 1:1 by first component and second component: the first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 40 parts of Hydroxylated acrylic resins, 25 parts high hydroxyl value Synolac, 0.5 part of flow agent, 0.1 part of defoamer, 5 parts of epoxy resin, 29.4 parts of composite environmental-friendly solvents are added in container, after 600r/min low speed disperses, with packing after 400 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 20 parts of TDI-TMP, 20 parts of HDI tripolymers, 10 parts of damp solidifying agent, 50 parts of butylacetates are added in another container, after 600r/min low speed disperses, with packing after 400 purpose strainer filterings;
(3) first component and second component is formulated according to the 1:1 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 18 parts of 44 parts of N-BUTYL ACETATEs, 8 parts of mixed two dimethyl phthalates, 30 parts of 1-Methoxy-2-propyl acetates and valerone.
Embodiment 7:
Scratch resistance PU luminous floor paint, it is formulated by the weight proportion of 1.2:1 by first component and second component: the first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The preparation method of above-mentioned scratch resistance PU luminous floor paint, it comprises following step of sequentially carrying out:
(1) prepared according to following preparation method by described first component: 40 parts of Hydroxylated acrylic resins, 40 parts high hydroxyl value Synolac, 0.1 part of flow agent, 0.5 part of defoamer, 1 part of epoxy resin, 38.4 parts of composite environmental-friendly solvents are added in container, after 700r/min low speed disperses, with packing after 500 purpose strainer filterings;
(2) prepared according to following preparation method by described second component: 35 parts of TDI-TMP, 10 parts of HDI tripolymers, 15 parts of damp solidifying agent, 40 parts of butylacetates are added in another container, after 700r/min low speed disperses, with packing after 500 purpose strainer filterings;
(3) first component and second component is formulated according to the 1.2:1 part by weight.
Above-mentioned composite environmental-friendly solvent mixes according to following weight proportion: 18 parts of 39 parts of N-BUTYL ACETATEs, 15 parts of mixed two dimethyl phthalates, 28 parts of 1-Methoxy-2-propyl acetates and valerone.
Through check, above-described embodiment 1 to embodiment 7 not only has resistance to marring and wear resistance, and reduces costs, and every average behaviour index and the technical indicator of its scratch resistance PU luminous floor paint are as shown in the table.
From table, can obviously find out, properties of the present invention all reaches or, higher than technical indicator, has confirmed high-performance of the present invention, especially the performance such as high rigidity, high abrasion.
The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.
Claims (9)
1. a scratch resistance PU luminous floor paint, it is characterized in that: the weight proportion that it presses 0.8-1.2:0.8-1.2 by first component and second component is formulated:
The first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
2. scratch resistance PU luminous floor paint as claimed in claim 1, it is characterized in that: described high hydroxyl value Synolac is synthetic fatty acid modification short oil-ity alcohol acid resin, and its hydroxyl value is 140-200mgKOH/g.
3. scratch resistance PU luminous floor paint as claimed in claim 1, it is characterized in that: described flow agent is polyether-modified dimethyl siloxane interpolymer solution, and its mass percentage concentration is 20-30%, and solvent is dimethylbenzene.
4. scratch resistance PU luminous floor paint as claimed in claim 1, it is characterized in that: described defoamer is the Siloxane-Oxyalkylene Copolymers defoamer.
5. scratch resistance PU luminous floor paint as claimed in claim 1, it is characterized in that: described epoxy resin is bisphenol A type epoxy resin.
6. scratch resistance PU luminous floor paint as claimed in claim 1, it is characterized in that, described composite environmental-friendly solvent is mixed according to following weight proportion by N-BUTYL ACETATE, mixed two dimethyl phthalates, propylene glycol monomethyl ether amyl acetate and valerone: N-BUTYL ACETATE 38-59 part, mixed two dimethyl phthalate 8-15 parts, 1-Methoxy-2-propyl acetate 15-30 part and valerone 18-20 part.
7. scratch resistance PU luminous floor paint as claimed in claim 1 is characterized in that:
The first component is made by the raw material of following weight proportioning:
The second component is made by the raw material of following weight proportioning:
The weight proportion of first component and second component is 1:1.
8. the preparation method for the preparation of the described scratch resistance PU of any one luminous floor paint in claim 1-7 is characterized in that:
(1) prepared according to following preparation method by described first component: 30-50 part Hydroxylated acrylic resin, the high hydroxyl value Synolac of 20-40 part, 0.1-0.5 part flow agent, 0.1-0.5 part defoamer, 1-10 part epoxy resin, 20-40 part composite environmental-friendly solvent are added in container, and under the rotating speed of 600-800r/min, low speed is uniformly dispersed;
(2) prepared according to following preparation method by described second component: 10-40 part TDI-TMP, 10-30 part HDI tripolymer, 10-20 part tide solidifying agent, 30-50 part butylacetate are added in another container, and under the rotating speed of 600-800r/min, low speed is uniformly dispersed.
9. the preparation method of described scratch resistance PU luminous floor paint, it is characterized in that: the first component has prepared rear with packing after 400-600 purpose strainer filtering, and the second component has prepared rear with packing after 400-600 purpose strainer filtering.
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| CN105176361A (en) * | 2015-07-23 | 2015-12-23 | 三棵树涂料股份有限公司 | Low-VOC polyurethane high-light varnish |
| CN105153923A (en) * | 2015-08-28 | 2015-12-16 | 东来涂料技术（上海）有限公司 | Low-VOC (volatile organic compounds) anti-scratch transparent matte varnish and preparation method thereof |
| CN105368288A (en) * | 2015-11-24 | 2016-03-02 | 安徽省金盾涂料有限责任公司 | Two-component polyurethane recoatable finish paint |
| CN107033772A (en) * | 2017-05-27 | 2017-08-11 | 广东美涂士建材股份有限公司 | A kind of anti-soft scratch clear finish of low smell height and preparation method thereof |
| CN108129973A (en) * | 2018-01-18 | 2018-06-08 | 东莞市阿克尔纳米水性涂料有限公司 | A kind of hard foamed material surface coatings of PU and preparation method thereof |
| CN108570268A (en) * | 2018-05-18 | 2018-09-25 | 杨帮燕 | A kind of antiwear floor paint |
| CN110358394A (en) * | 2019-07-30 | 2019-10-22 | 陕西邦希化工有限公司 | A kind of waterborne polymeric interpenetrating polymer network anticorrosion paint and preparation method |
| CN110358394B (en) * | 2019-07-30 | 2021-11-02 | 陕西邦希化工有限公司 | Water-based polymer interpenetrating network anticorrosive paint and preparation method thereof |
| CN114456697A (en) * | 2022-01-26 | 2022-05-10 | 中山市大一涂料有限公司 | Polyurethane coating and preparation method and application thereof |
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