CN103045057A - Antistatic color gel coat and preparation method thereof - Google Patents
Antistatic color gel coat and preparation method thereof Download PDFInfo
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- CN103045057A CN103045057A CN2013100254342A CN201310025434A CN103045057A CN 103045057 A CN103045057 A CN 103045057A CN 2013100254342 A CN2013100254342 A CN 2013100254342A CN 201310025434 A CN201310025434 A CN 201310025434A CN 103045057 A CN103045057 A CN 103045057A
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Abstract
The invention discloses an antistatic color gel coat and a preparation method thereof. The antistatic color gel coat is prepared from the following components in parts by weight: 100 parts of matrix resin, 8 to 20 parts of styrene, 10 to 30 parts of functional filler, 2 to 3 parts of a thixotropic agent, 0.12 to 0.2 part of a thixotropic stabilizer, 1 to 10 parts of an antistatic agent, 0.4 to 1 part of a surface auxiliary agent, 10 to 20 parts of color paste, and 0.1 to 0.4 part of an accelerant. The preparation method comprises the following steps of: putting the matrix resin into a dispersing kettle at first, adding the functional filler under stirring, then dispersing, adding the thixotropic stabilizer, adding the thixotropic agent under stirring, and dispersing again to obtain a matrix gel coat; and adding the color paste, the styrene, the antistatic agent, the surface auxiliary agent and the accelerant into the matrix gel coat, and uniformly stirring to obtain a finished product of the antistatic color gel coat. The antistatic color gel coat is controllable in gelatination and curing time, stable in surface resistance and rich in color.
Description
Technical field
The present invention relates to a kind of gel coat and preparation method thereof, be specifically related to a kind of antistatic colored gel coat and preparation method thereof.
Background technology
Gel coat is to have added thixotropic agent and auxiliary rheological agents in suitable matrix resin, the surface material with certain thixotropy, good rheological and splendid mechanical property that obtains by high speed dispersion or grinding.Because it has good over-all properties, be widely used at present boats and ships, vehicle, kitchen guarding, building, protection against corrosion, the field such as fire-retardant.
Existing gel coat color mainly all concentrates on black, blackish green, dark green black colour etc. than on the dark colour, and these solidify unstable than the gelling of dark colour gel coat, therefore, is easy to solidify in storage process.
And the more shallow gel coat of color (such as the colour such as light yellow, sky blue, white) is owing to being difficult to control gelling set time, so that all be difficult to for a long time be applied to produce in the production process.
In addition, in recent years along with the widespread use of gel coat in fields such as boats and ships, building, fire-retardant, military projects, the problem such as the fire explosion that buildup of static electricity causes and wireless are malfunctioning is more and more outstanding, and therefore the antistatic property for gel coat requires also more and more higher.And antistatic gel coat certainly is not only to add static inhibitor just can realize in the preparation process of gel coat, the selection of the kind of its selection for the kind of static inhibitor and consumption, matrix resin and the selection of other material have higher requirement, simultaneously, the control for production process also has strict requirement.
Summary of the invention
One of purpose of the present invention is to address the above problem, and provides a kind of not only color abundant, and the antistatic colored gel coat with static resistance.
Another object of the present invention is to provide the preparation method of above-mentioned antistatic colored gel coat.
The technical scheme that realizes one of the object of the invention is: a kind of antistatic colored gel coat, it is characterized in that being made by the component of following weight parts: 100 parts of matrix resins, 8 parts～20 parts of vinylbenzene, 10 parts～30 parts of functional stuffings, 2 parts～3 parts of thixotropic agent, 0.12 part～0.2 part of thixotroping stablizer, 1 part～10 parts in static inhibitor, 0.4 part～1 part of surface modifier, 10 parts～20 parts of mill bases, 0.1 part～0.4 part of promotor.
Described functional stuffing is talcum powder or aluminium hydroxide.
Described thixotropic agent is aerosil.
Described thixotroping stablizer is the PR600 type thixotroping stablizer that Clariant company produces.
Described static inhibitor is static inhibitor KJ-120, superconductive carbon black KXC-2B or metal-powder static inhibitor.
Described surface modifier is two kinds or three among BYK-A515, BYK-A555, BYK-052, BYK-S706 and the A111
Described promotor is comprised of a kind of and cobalt iso-octoate in isocaprylic acid potassium and the toluhydroquinone.
Described matrix resin is comprised of the matrix resin of medium activity and the highly active matrix resin weight ratio according to 1: 0.2～1: 0.6; The matrix resin of described medium activity refers to that the mole number of unsaturated dibasic acid wherein is 30%～60% matrix resin of diprotic acid total mole number, is selected from a kind of in adjacent benzene mold base resin, metaphenylene matrix resin, isophthalic neopentyl glycol mold base resin and the vinyl ester mold base resin or two kinds; The molecular weight distributing index of the matrix resin of medium activity≤2.5; Described highly active matrix resin refers to that the mole number of unsaturated dibasic acid wherein is 70% matrix resin of diprotic acid total mole number, is selected from a kind of in adjacent benzene mold base resin, metaphenylene matrix resin, isophthalic neopentyl glycol mold base resin and the vinyl ester mold base resin; The molecular weight distributing index of highly active matrix resin≤2.5.
The technical scheme that realizes another purpose of the present invention is: a kind of preparation method of antistatic colored gel coat has following steps: 1. take by weighing matrix resin, vinylbenzene, functional stuffing, thixotropic agent, thixotroping stablizer, static inhibitor, surface modifier, mill base and promotor according to prescription stand-by; 2. the matrix resin of step in 1. put into Scattered Kettle, stir the lower functional stuffing that adds, after adding rotating speed is risen to 1000Rev/min～1100Rev/min and disperse 5min, then add the thixotroping stablizer, after adding rotating speed is down to 500Rev/min～600Rev/min, stirs lower adding thixotropic agent, again rotating speed is risen to 1200Rev/min～1500Rev/min after adding, disperse 20min, obtain the matrix gel coat; 3. add mill base, vinylbenzene, static inhibitor, surface modifier and promotor in the matrix gel coat that 2. obtains to step, namely get antistatic colored gel coat finished product after stirring.
The positively effect that the present invention has: (1) the present invention passes through to select suitable component and proportioning, and controls accordingly in preparation process, finally can obtain the antistatic colored gel coat that static resistance is enriched, had to color.(2) because the gelation time of colored gel coat directly affects its construction technology, and set time is all influential for the raising of its intensity, hardness and other performances.Therefore the present invention passes through to select suitable matrix resin and promotor, thereby 25 ℃ of gelation times of colored gel coat are controlled at 5min～12min, and curing time control has thoroughly solved gel coat gelling unmanageable problem set time at 8min～15min.(3) the present invention is by selecting suitable surface modifier and consumption, thereby the surface tension that reduces colored gel coat makes it reach preferably levelling effect, and then guarantee the even thickness of colored gel coat, guarantee the surface resistivity uniformity of colored gel coat and controlled with this.And different static inhibitor and consumption are selected in color, Application Areas and antistatic requirement according to colored gel coat, make its surface resistivity can be controlled at 10
4～10
6, 10
6～10
8, 10
8～10
10In scope.(4) because the fineness of colored gel coat directly affects color homogeneity, opacifying power, weather-proof water-fast, defoaming effect and surface quality, the fineness of colored gel coat therefore controlled well is most important for promoting colored gel coat overall performance.And the present invention finally can be controlled at the fineness of colored gel coat about 30 μ m by rotating speed and the jitter time of control Scattered Kettle.
Embodiment
(embodiment 1)
It is green that the antistatic colored gel coat of the present embodiment is, and it is to be made by the component of following weight parts:
100 parts of matrix resins; 70 parts of the matrix resins of medium activity wherein, its molecular weight distributing index (Mw/Mn)≤2.5, the model that specifically adopts Changxing company is 2504 adjacent benzene mold base resin, wherein the mole number of unsaturated dibasic acid is 50% of diprotic acid total mole number; 30 parts of highly active matrix resins, its molecular weight distribution are index (Mw/Mn)≤2.5, and specifically adopting the model of day new company is the metaphenylene matrix resin of RX130, and wherein the mole number of unsaturated dibasic acid is 70% of diprotic acid total mole number.
12 parts of vinylbenzene.
20 parts of talcum powder.
2 parts of aerosils.
0.15 part of thixotroping stablizer, employing be the PR600 type thixotroping stablizer that Clariant company produces.
4 parts in KJ-120 static inhibitor.
0.1 part of BYK-A515 surface modifier, 0.3 part of BYK-A555 surface modifier, 0.5 part of BYK-S706 surface modifier.
10 parts of green mill bases.
0.25 part of promotor, wherein cobalt iso-octoate is 0.2 part, 0.05 part in isocaprylic acid potassium.
The preparation method of above-mentioned antistatic colored gel coat is as follows:
1. take by weighing said components according to prescription stand-by.
2. adjacent benzene mold base resin and the highly active metaphenylene matrix resin of medium activity are put into Scattered Kettle, stir the lower talcum powder that adds, after adding rotating speed is risen to 1000Rev/min and disperse 5min, then add PR600 type thixotroping stablizer, after adding rotating speed is down to 500Rev/min, stirs lower adding aerosil, again rotating speed is risen to 1200Rev/min after adding, disperse 20min, obtaining fineness is the matrix gel coat of 30 μ m.
3. in matrix gel coat obtained above, add green mill base, vinylbenzene, KJ-120 static inhibitor, BYK-A515 surface modifier, BYK-A555 surface modifier, BYK-S706 surface modifier, cobalt iso-octoate and isocaprylic acid potassium, the control gelation time is 8min(25 ℃), be 12min(25 ℃ set time), namely get antistatic colored gel coat after stirring.
The surface resistivity of the antistatic colored gel coat that the present embodiment makes is 10
8～10
10
(embodiment 2～embodiment 5)
Each embodiment is substantially the same manner as Example 1, and difference sees Table 1.
Claims (10)
1. antistatic colored gel coat is characterized in that being made by the component of following weight parts:
100 parts of matrix resins, 8 parts～20 parts of vinylbenzene, 10 parts～30 parts of functional stuffings, 2 parts～3 parts of thixotropic agent, 0.12 part～0.2 part of thixotroping stablizer, 1 part～10 parts in static inhibitor, 0.4 part～1 part of surface modifier, 10 parts～20 parts of mill bases, 0.1 part～0.4 part of promotor.
2. antistatic colored gel coat according to claim 1, it is characterized in that: described functional stuffing is talcum powder or aluminium hydroxide.
3. antistatic colored gel coat according to claim 1, it is characterized in that: described thixotropic agent is aerosil.
4. antistatic colored gel coat according to claim 1 is characterized in that: described thixotroping stablizer is the PR600 type thixotroping stablizer that Clariant company produces.
5. antistatic colored gel coat according to claim 1, it is characterized in that: described static inhibitor is static inhibitor KJ-120, superconductive carbon black KXC-2B or metal-powder static inhibitor.
6. antistatic colored gel coat according to claim 1, it is characterized in that: described surface modifier is two kinds or three kinds among BYK-A515, BYK-A555, BYK-052, BYK-S706 and the A111.
7. antistatic colored gel coat according to claim 1, it is characterized in that: described promotor is comprised of a kind of and cobalt iso-octoate in isocaprylic acid potassium and the toluhydroquinone.
8. according to claim 1 to one of 7 described antistatic colored gel coats, it is characterized in that: described matrix resin is comprised of the matrix resin of medium activity and the highly active matrix resin weight ratio according to 1: 0.2～1: 0.6;
The matrix resin of described medium activity refers to that the mole number of unsaturated dibasic acid wherein is 30%～60% matrix resin of diprotic acid total mole number, is selected from a kind of in adjacent benzene mold base resin, metaphenylene matrix resin, isophthalic neopentyl glycol mold base resin and the vinyl ester mold base resin or two kinds; The molecular weight distributing index of the matrix resin of medium activity≤2.5;
Described highly active matrix resin refers to that the mole number of unsaturated dibasic acid wherein is 70% matrix resin of diprotic acid total mole number, is selected from a kind of in adjacent benzene mold base resin, metaphenylene matrix resin, isophthalic neopentyl glycol mold base resin and the vinyl ester mold base resin; The molecular weight distributing index of highly active matrix resin≤2.5.
9. the preparation method of an antistatic colored gel coat claimed in claim 1 is characterized in that having following steps:
1. take by weighing matrix resin, vinylbenzene, functional stuffing, thixotropic agent, thixotroping stablizer, static inhibitor, surface modifier, mill base and promotor according to prescription stand-by;
2. the matrix resin of step in 1. put into Scattered Kettle, stir the lower functional stuffing that adds, after adding rotating speed is risen to 1000Rev/min～1100Rev/min and disperse 5min, then add the thixotroping stablizer, after adding rotating speed is down to 500Rev/min～600Rev/min, stirs lower adding thixotropic agent, again rotating speed is risen to 1200Rev/min～1500Rev/min after adding, disperse 20min, obtain the matrix gel coat;
3. add mill base, vinylbenzene, static inhibitor, surface modifier and promotor in the matrix gel coat that 2. obtains to step, namely get antistatic colored gel coat finished product after stirring.
10. the preparation method of antistatic colored gel coat according to claim 9 is characterized in that:
Described matrix resin is comprised of the matrix resin of medium activity and the highly active matrix resin weight ratio according to 1: 0.2～1: 0.6; The matrix resin of described medium activity refers to that the mole number of unsaturated dibasic acid wherein is 30%～60% matrix resin of diprotic acid total mole number, is selected from a kind of in adjacent benzene mold base resin, metaphenylene matrix resin, isophthalic neopentyl glycol mold base resin and the vinyl ester mold base resin or two kinds; The molecular weight distributing index of the matrix resin of medium activity≤2.5; Described highly active matrix resin refers to that the mole number of unsaturated dibasic acid wherein is 70% matrix resin of diprotic acid total mole number, is selected from a kind of in adjacent benzene mold base resin, metaphenylene matrix resin, isophthalic neopentyl glycol mold base resin and the vinyl ester mold base resin; The molecular weight distributing index of highly active matrix resin≤2.5;
Described functional stuffing is talcum powder or aluminium hydroxide;
Described thixotropic agent is aerosil;
Described thixotroping stablizer is the PR600 type thixotroping stablizer that Clariant company produces;
Described static inhibitor is that static inhibitor KJ120, superconductive carbon black KXC-2B or metal-powder resist quiet dose;
Described surface modifier is two kinds or three kinds among BYK-A515, BYK-A555, BYK-052, BYK-S706 and the A111;
Described promotor is comprised of a kind of and cobalt iso-octoate in isocaprylic acid potassium and the toluhydroquinone.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310025434.2A CN103045057B (en) | 2013-01-21 | 2013-01-21 | Antistatic color gel coat and preparation method thereof |
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|---|---|---|---|
| CN201310025434.2A CN103045057B (en) | 2013-01-21 | 2013-01-21 | Antistatic color gel coat and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103725184A (en) * | 2014-01-06 | 2014-04-16 | 南通天和树脂有限公司 | High-activity vinyl ester resin gel coat and preparation method thereof |
| CN103740239A (en) * | 2013-12-27 | 2014-04-23 | 上海长润发涂料有限公司 | PE (polyethylene) true-color paint |
| CN105419587A (en) * | 2015-12-22 | 2016-03-23 | 东莞英铭化工有限公司 | Inorganic composite anti-microbial gel coat and preparation method thereof |
| CN105440897A (en) * | 2015-12-19 | 2016-03-30 | 福建梭罗复合材料研究有限公司 | Flame retardant black gel coat for piano and preparation method thereof |
| CN106009849A (en) * | 2016-06-15 | 2016-10-12 | 东莞英铭化工有限公司 | Highlight grinding-free gel coat and preparation method thereof |
| CN106046880A (en) * | 2016-06-15 | 2016-10-26 | 东莞英铭化工有限公司 | Gel coat having metal texture and preparation method thereof |
| CN113292907A (en) * | 2021-06-25 | 2021-08-24 | 张义和 | Vinyl resin gel coat firmly combined with phenolic resin and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103740239A (en) * | 2013-12-27 | 2014-04-23 | 上海长润发涂料有限公司 | PE (polyethylene) true-color paint |
| CN103740239B (en) * | 2013-12-27 | 2016-12-07 | 上海长润发涂料有限公司 | A kind of PE solid color enamel |
| CN103725184A (en) * | 2014-01-06 | 2014-04-16 | 南通天和树脂有限公司 | High-activity vinyl ester resin gel coat and preparation method thereof |
| CN105440897A (en) * | 2015-12-19 | 2016-03-30 | 福建梭罗复合材料研究有限公司 | Flame retardant black gel coat for piano and preparation method thereof |
| CN105419587A (en) * | 2015-12-22 | 2016-03-23 | 东莞英铭化工有限公司 | Inorganic composite anti-microbial gel coat and preparation method thereof |
| CN106009849A (en) * | 2016-06-15 | 2016-10-12 | 东莞英铭化工有限公司 | Highlight grinding-free gel coat and preparation method thereof |
| CN106046880A (en) * | 2016-06-15 | 2016-10-26 | 东莞英铭化工有限公司 | Gel coat having metal texture and preparation method thereof |
| CN113292907A (en) * | 2021-06-25 | 2021-08-24 | 张义和 | Vinyl resin gel coat firmly combined with phenolic resin and preparation method thereof |
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|---|---|
| CN103045057B (en) | 2015-07-08 |
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