CN104130659A - Preparation method of waterproof paint - Google Patents
Preparation method of waterproof paint Download PDFInfo
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- CN104130659A CN104130659A CN201410341919.7A CN201410341919A CN104130659A CN 104130659 A CN104130659 A CN 104130659A CN 201410341919 A CN201410341919 A CN 201410341919A CN 104130659 A CN104130659 A CN 104130659A
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- waterproof paint
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- vinylformic acid
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Abstract
The invention discloses a preparation method of waterproof paint. The preparation method comprises the following steps that an acrylic acid aqueous solution is put into a reactor, then is heated and then is added with starch, the mixture undergoes a reaction with stirring to produce an acrylic acid starch polymer, silica and sodium hyposulfite are put into a bowl mill and then are crushed to form a mixture, the mixture and paraffin are fully stirred and mixed at a temperature of 47-64 DEG C to form an additive, a pH value of a chlorinated polyethylene aqueous solution is adjusted to 7-8, stearamide is added into the chlorinated polyethylene aqueous solution, the mixture undergoes a reaction at a temperature of 50-60 DEG C, the heating is stopped, the acrylic acid starch polymer and the additive are added into the reaction product, and the mixture is fully stirred for 1-2h for full mixing so that the waterproof paint finished product is obtained. The preparation method has simple processes, can be operated easily, adopts easily available raw materials, has a low production cost and produces the waterproof paint having good waterproof effects. A waterproof experiment proves that the waterproof paint has watertightness of 0.3MPa and can prevent seepage for 30min.
Description
technical field:
The preparation method who the present invention relates to a kind of waterproof paint, belongs to paint field.
background technology:
Object is exposed among atmosphere, is subject to the erosion of oxygen, moisture etc., causes the breakoff phenomenons such as corrosion of metal, foxy, cement weathering.Be coated with coating at article surface, form layer protecting film, can stop or postpone generation and the development of these breakoff phenomenons, extended the work-ing life of various materials.So provide protection is a Main Function of coating.
Along with development and the refinement of domestic coating industry, market is also more and more outstanding to having the requirement of special functional coating, wherein more increase for anti-aging, water-fast, acid-alkali-corrosive-resisting, the performance requriements such as fire-retardant, in order to meet the requirement of every profession and trade to waterproof paint, production high-performance, widely used waterproof paint is necessary.
summary of the invention:
The present invention seeks to, be used for making up the deficiencies in the prior art, and a kind of preparation method of waterproof paint of good water-proof effect is provided.
To achieve these goals, technical scheme of the present invention is as follows:
A preparation method for waterproof paint, comprises following step:
(1) vinylformic acid is mixed with to the acrylic acid aqueous solution that mass concentration is 5-10%, is placed in reactor, be heated to 40-50 DEG C, add starch, stirring reaction 2-3h, obtains vinylformic acid starch polymer;
(2) silicon-dioxide and Sulfothiorine are placed in to the pulverizing of ball mill wet ball grinding, the ratio of its Raw, water and steel ball is 1:3:5, the mixture obtaining and paraffin are, under the condition of 47-64 DEG C, to be fully uniformly mixed and to obtain additive in temperature, and churning time is 40-60min;
(3) chlorinatedpolyethylene is mixed with to the chlorinated polyethylene aqueous solution that mass concentration is 2-5%, regulating the PH of chlorinated polyethylene aqueous solution with sodium hydroxide is 7-8, add stearylamide, be to react 1-2h under the condition of 50-60 DEG C in temperature, stop heating, add the additive obtaining in the vinylformic acid starch polymer that obtains in step (1) and step (2), fully stir 1-2h, fully mix, after to be mixed completing, can obtain waterproof paint finished product;
Wherein, each raw material is respectively in parts by weight: vinylformic acid 50-60 part, starch 15-32 part, silicon-dioxide 5-10 part, Sulfothiorine 2-8 part, paraffin 11-16 part, chlorinatedpolyethylene 21-28 part and stearylamide 15-25 part.
The preparation method of described waterproof paint, in each step, stirring velocity is 300-500 rev/min.
The coating preparing according to the preparation method of described waterproof paint.
Preparation method of the present invention is simple, easy to operate, and the raw material of employing all easily obtains, and production cost is lower, and the coating water-proof of producing is effective.By waterproof experiment, coating watertightness of the present invention is 0.3MPa, keeps 30 minutes ne-leakages.
embodiment:
For technique means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with specific embodiment, further set forth the present invention.
Embodiment 1:
A preparation method for waterproof paint, comprises following step:
(1) vinylformic acid being mixed with to mass concentration is 10% acrylic acid aqueous solution, is placed in reactor, is heated to 40 DEG C, adds starch, and stirring reaction 3h, obtains vinylformic acid starch polymer;
(2) silicon-dioxide and Sulfothiorine are placed in to the pulverizing of ball mill wet ball grinding, the ratio of its Raw, water and steel ball is 1:3:5, the mixture obtaining and paraffin are, under the condition of 47 DEG C, to be fully uniformly mixed and to obtain additive in temperature, and churning time is 60min;
(3) chlorinatedpolyethylene being mixed with to mass concentration is 2% chlorinated polyethylene aqueous solution, regulating the PH of chlorinated polyethylene aqueous solution with sodium hydroxide is 8, add stearylamide, be to react 2h under the condition of 50 DEG C in temperature, stop heating, add the additive obtaining in the vinylformic acid starch polymer that obtains in step (1) and step (2), fully stir 1h, fully mix, after to be mixed completing, can obtain waterproof paint finished product;
Wherein, each raw material is respectively in parts by weight: 25 parts of 60 parts, vinylformic acid, 15 parts of starch, 0 part of silica 1,2 parts, Sulfothiorine, 16 parts, paraffin, 21 parts of chlorinatedpolyethylenees and stearylamides.
The preparation method of described waterproof paint, in each step, stirring velocity is 300 revs/min.
Coating is brushed on sheet glass (sheet glass is first waxed) several times, and thickness is 1.5 millimeters, and then quiet putting 7 days put interior 50 DEG C ± 2 DEG C of people's baking oven and dried 24 hours, after taking out, places 3 hours, does waterproof experiment, and watertightness is 0.3MPa.Keep 30 minutes ne-leakages.
Embodiment 2:
A preparation method for waterproof paint, comprises following step:
(1) vinylformic acid being mixed with to mass concentration is 5% acrylic acid aqueous solution, is placed in reactor, is heated to 50 DEG C, adds starch, and stirring reaction 2h, obtains vinylformic acid starch polymer;
(2) silicon-dioxide and Sulfothiorine are placed in to the pulverizing of ball mill wet ball grinding, the ratio of its Raw, water and steel ball is 1:3:5, the mixture obtaining and paraffin are, under the condition of 64 DEG C, to be fully uniformly mixed and to obtain additive in temperature, and churning time is 40min;
(3) chlorinatedpolyethylene being mixed with to mass concentration is 5% chlorinated polyethylene aqueous solution, regulating the PH of chlorinated polyethylene aqueous solution with sodium hydroxide is 7, add stearylamide, be to react 1h under the condition of 60 DEG C in temperature, stop heating, add the additive obtaining in the vinylformic acid starch polymer that obtains in step (1) and step (2), fully stir 2h, fully mix, after to be mixed completing, can obtain waterproof paint finished product;
Wherein, each raw material is respectively in parts by weight: 15 parts of 50 parts, vinylformic acid, 32 parts of starch, 5 parts of silicon-dioxide, 8 parts, Sulfothiorine, 11 parts, paraffin, 28 parts of chlorinatedpolyethylenees and stearylamides.
The preparation method of described waterproof paint, in each step, stirring velocity is 500 revs/min.
Embodiment 3
A preparation method for waterproof paint, comprises following step:
(1) vinylformic acid being mixed with to mass concentration is 7% acrylic acid aqueous solution, is placed in reactor, is heated to 50 DEG C, adds starch, and stirring reaction 2.5h, obtains vinylformic acid starch polymer;
(2) silicon-dioxide and Sulfothiorine are placed in to the pulverizing of ball mill wet ball grinding, the ratio of its Raw, water and steel ball is 1:3:5, the mixture obtaining and paraffin are, under the condition of 55 DEG C, to be fully uniformly mixed and to obtain additive in temperature, and churning time is 50min;
(3) chlorinatedpolyethylene being mixed with to mass concentration is 3% chlorinated polyethylene aqueous solution, regulating the PH of chlorinated polyethylene aqueous solution with sodium hydroxide is 7, add stearylamide, be to react 2h under the condition of 60 DEG C in temperature, stop heating, add the additive obtaining in the vinylformic acid starch polymer that obtains in step (1) and step (2), fully stir 1h, fully mix, after to be mixed completing, can obtain waterproof paint finished product;
Wherein, each raw material is respectively in parts by weight: 18 parts of 56 parts, vinylformic acid, 26 parts of starch, 7 parts of silicon-dioxide, 5 parts, Sulfothiorine, 12 parts, paraffin, 25 parts of chlorinatedpolyethylenees and stearylamides.
The preparation method of described waterproof paint, in each step, stirring velocity is 400 revs/min.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.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; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. a preparation method for waterproof paint, is characterized in that, comprises following step:
(1) vinylformic acid is mixed with to the acrylic acid aqueous solution that mass concentration is 5-10%, is placed in reactor, be heated to 40-50 DEG C, add starch, stirring reaction 2-3h, obtains vinylformic acid starch polymer;
(2) silicon-dioxide and Sulfothiorine are placed in to the pulverizing of ball mill wet ball grinding, the ratio of its Raw, water and steel ball is 1:3:5, the mixture obtaining and paraffin are, under the condition of 47-64 DEG C, to be fully uniformly mixed and to obtain additive in temperature, and churning time is 40-60min;
(3) chlorinatedpolyethylene is mixed with to the chlorinated polyethylene aqueous solution that mass concentration is 2-5%, regulating the PH of chlorinated polyethylene aqueous solution with sodium hydroxide is 7-8, add stearylamide, be to react 1-2h under the condition of 50-60 DEG C in temperature, stop heating, add the additive obtaining in the vinylformic acid starch polymer that obtains in step (1) and step (2), fully stir 1-2h, fully mix, after to be mixed completing, can obtain waterproof paint finished product;
Wherein, each raw material is respectively in parts by weight: vinylformic acid 50-60 part, starch 15-32 part, silicon-dioxide 5-10 part, Sulfothiorine 2-8 part, paraffin 11-16 part, chlorinatedpolyethylene 21-28 part and stearylamide 15-25 part.
2. the preparation method of waterproof paint according to claim 1, it is characterized in that, each raw material is respectively in parts by weight: 25 parts of 50 parts, vinylformic acid, 15 parts of starch, 0 part of silica 1,8 parts, Sulfothiorine, 11 parts, paraffin, 21 parts of chlorinatedpolyethylenees and stearylamides.
3. the preparation method of waterproof paint according to claim 1, it is characterized in that, each raw material is respectively in parts by weight: 15 parts of 60 parts, vinylformic acid, 32 parts of starch, 5 parts of silicon-dioxide, 2 parts, Sulfothiorine, 16 parts, paraffin, 28 parts of chlorinatedpolyethylenees and stearylamides.
4. the preparation method of waterproof paint according to claim 1, it is characterized in that, each raw material is respectively in parts by weight: 20 parts of 56 parts, vinylformic acid, 22 parts of starch, 7 parts of silicon-dioxide, 7 parts, Sulfothiorine, 13 parts, paraffin, 24 parts of chlorinatedpolyethylenees and stearylamides.
5. the preparation method of waterproof paint according to claim 1, is characterized in that, in each step, stirring velocity is 300-500 rev/min.
6. the coating preparing according to the preparation method of the waterproof paint described in any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410341919.7A CN104130659B (en) | 2014-07-18 | 2014-07-18 | A kind of preparation method of water-repellent paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410341919.7A CN104130659B (en) | 2014-07-18 | 2014-07-18 | A kind of preparation method of water-repellent paint |
Publications (2)
| Publication Number | Publication Date |
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| CN104130659A true CN104130659A (en) | 2014-11-05 |
| CN104130659B CN104130659B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410341919.7A Expired - Fee Related CN104130659B (en) | 2014-07-18 | 2014-07-18 | A kind of preparation method of water-repellent paint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104911947A (en) * | 2015-05-28 | 2015-09-16 | 铜陵方正塑业科技有限公司 | Waterproof paper bag and preparation method thereof |
| CN105017868A (en) * | 2015-07-31 | 2015-11-04 | 广西梧州龙鱼漆业有限公司 | Tea packing box dampproof paint |
| CN106995637A (en) * | 2017-03-29 | 2017-08-01 | 合肥天沃能源科技有限公司 | A kind of water proof anti-seepage material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108817A (en) * | 1984-12-07 | 1986-05-10 | 第一工业制药株式会社 | Permeable tarpaulin paint for fabric |
| WO2009134538A1 (en) * | 2008-04-30 | 2009-11-05 | Meadwestvaco Corporation | Water-based barrier coating compositions |
| CN103555090A (en) * | 2013-09-26 | 2014-02-05 | 芜湖杰诺科技有限公司 | Nano waterproof paint |
| CN103602154A (en) * | 2013-10-24 | 2014-02-26 | 青岛海伴塑胶工贸有限公司 | Waterproof paint difficult to fall off |
-
2014
- 2014-07-18 CN CN201410341919.7A patent/CN104130659B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108817A (en) * | 1984-12-07 | 1986-05-10 | 第一工业制药株式会社 | Permeable tarpaulin paint for fabric |
| JPS61138776A (en) * | 1984-12-07 | 1986-06-26 | 第一工業製薬株式会社 | Production of moisture permeable and water-proof coated cloth |
| WO2009134538A1 (en) * | 2008-04-30 | 2009-11-05 | Meadwestvaco Corporation | Water-based barrier coating compositions |
| CN103555090A (en) * | 2013-09-26 | 2014-02-05 | 芜湖杰诺科技有限公司 | Nano waterproof paint |
| CN103602154A (en) * | 2013-10-24 | 2014-02-26 | 青岛海伴塑胶工贸有限公司 | Waterproof paint difficult to fall off |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104911947A (en) * | 2015-05-28 | 2015-09-16 | 铜陵方正塑业科技有限公司 | Waterproof paper bag and preparation method thereof |
| CN104911947B (en) * | 2015-05-28 | 2016-10-05 | 铜陵方正塑业科技有限公司 | waterproof paper bag and preparation method thereof |
| CN105017868A (en) * | 2015-07-31 | 2015-11-04 | 广西梧州龙鱼漆业有限公司 | Tea packing box dampproof paint |
| CN106995637A (en) * | 2017-03-29 | 2017-08-01 | 合肥天沃能源科技有限公司 | A kind of water proof anti-seepage material and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN104130659B (en) | 2016-08-24 |
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Granted publication date: 20160824 Termination date: 20170718 |