CN103756455A - High-temperature resistant strippable protection coating and preparation method thereof - Google Patents
High-temperature resistant strippable protection coating and preparation method thereof Download PDFInfo
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- CN103756455A CN103756455A CN201410015259.3A CN201410015259A CN103756455A CN 103756455 A CN103756455 A CN 103756455A CN 201410015259 A CN201410015259 A CN 201410015259A CN 103756455 A CN103756455 A CN 103756455A
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Abstract
The invention discloses a strippable resin which comprises the following components in parts by weight: 40-70 parts of polyvinyl chloride resin, 20-50 parts of plasticizer, 5-10 parts of epoxy compound, 2-5 parts of phosphite ester, 2-5 parts of polyhydric alcohol, 3-5 parts of stabilizing agent and 1-2 parts of thixotropic agent. The polyvinyl chloride resin is different polyvinyl chloride resins with polymerization degrees of 1000-1700 or a mixture thereof. The strippable protection coating disclosed by the invention is excellent in thermal aging resistance, shows excellent thermal stability in a high-temperature process of 150-160 DEG C, has no release of an HCl gas in the process, keeps a good strippability after being baked, has no residue after being stripped, thereby being free from generating corrosion and pollution to a protected ITO (Indium Titanium Oxide) line.
Description
Technical field
The present invention relates to a kind of manufacturing process for touch-control panel, especially relate to the preparation method of high temperature resistant peelable supercoat, this rippability supercoat be mainly used in contact panel manufacture in conductive film or the temporary protection of conductive glass and upper ITO circuit thereof.
Background technology
The output of the fast development of flat pannel display industry, especially contact panel increases sharply in recent years.In the production process of touch module, need to protect ITO circuit on conductive film or conductive glass not to be subject to the impact of process pollutent or erosion with a kind of stripping coating.Current temporary protection coating on the market can not be born 150 ℃ of high-temperature process for a long time, discharges HCl in bake process, and environment and human body have been caused to larger harm.And after high temperature ageing, be not easy to peel off, there is residue, cause the pollution to ITO circuit.
Summary of the invention
The object of the invention is to propose a kind of high temperature resistant rippability supercoat and preparation method thereof.Solve the high high-temp stability of contact panel rippability supercoat; by optimization, select especially polyvinyl chloride (PVC) RESINS and softening agent of macromolecule resin; add dissimilar thermo-stabilizer, epoxy compounds, polyvalent alcohol and phosphorous acid ester etc., to reach in the long-time bake process of high temperature, keep good thermostability.
In order to realize object of the present invention, following technical scheme is proposed:
A kind of rippability resin, described rippability resin is composed as follows by weight:
40 ~ 70 parts of polyvinyl chloride (PVC) RESINS
20 ~ 50 parts, softening agent
5 ~ 10 parts of epoxy compoundss
2 ~ 5 parts of phosphorous acid esters
2 ~ 5 parts of polyvalent alcohols
3 ~ 6 parts of stablizers
1 ~ 2 part of thixotropic agent
Described polyvinyl chloride (PVC) RESINS is that the polymerization degree is 1000 ~ 1700 different polyvinyl chloride (PVC) RESINS or its mixture.
Described softening agent is one or more in phthalic acid dimethyl ester, o-phthalic acid dibutyl ester, diisononyl phthalate, the different certain herbaceous plants with big flowers ester of phthalic acid two, phthalic acid 13 esters, dioctyl terephthalate, pyromellitic ester, Diethylene Glycol dibenzoate, tributyl acetylcitrate, hexanodioic acid dibutyl ester, Uniflex DBS, dioctyl sebacate, clorafin, polyester;
Described epoxide is one or more in the polyglycidyl ether, cycloaliphatic epoxy resin, trimellitic acid triglycidyl ether, diglycidyl terephthalate, epoxy soybean oil, epoxy oleum lini, epoxy tetrahydrophthalic acid ester of cylohexanediol diglycidyl ether, bisphenol A diglycidyl ether, Bisphenol F diglycidylether, tetraphenyl ethane;
Described phosphorous acid ester is one or more in triphenyl phosphite, phosphorous acid one phenyl di-isooctyl, trisnonyl phenyl phosphite, the different monooctyl ester of tricresyl phosphite;
Described polyvalent alcohol is one or more in tetramethylolmethane, Dipentaerythritol, polyvinyl alcohol, tetramethylol cyclohexanol, Trivalin SF, sorbyl alcohol, mannitol, Xylitol, maltose alcohol;
Described stablizer is one or more in dimercapto 2-ethyl hexyl ethanoate tin methide, thiol methyl tin, dibutyl tin laurate, lauric acid toxilic acid dibutyl tin, stearoyl benzoyl methane, diphenylpropane-1,3-dione(DPPO), isobutyl phenyl ketone formyl methane, barium stearate, calcium stearate, zinc laurate, calcium laurate, soap class calcium zinc stabilizer, rare-earth stabilizer;
Described thixotropic agent is one or more in fumed silica, precipitated silica, organobentonite, kaolin.
The present invention also proposes a kind of method of preparing described strippability resin, and described method comprises step:
1) by described formula rate, accurately take various raw materials;
2) polyvinyl chloride (PVC) RESINS, softening agent, epoxy compounds, phosphorous acid ester, polyvalent alcohol, stablizer are added in reactor and stirred successively, stir;
3) add thixotropic agent, discharging after being uniformly dispersed.
It is good that peelable supercoat of the present invention has high high-temp stability, can at the temperature of 150 ~ 160 ℃, use for a long time, and the amount of being fuming is low; acid and alkali-resistance, chemical resistant properties excellence; this supercoat can bear 150 ℃, the thermal process of 90min, thereby the release that does not produce polymer degradation and avoided HCl.And the stripping coating after baking is corrosion-free and pollution to ITO circuit.There is higher light transmission and snappiness, can peel off rapidly noresidue after completing provide protection.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
Embodiment 1
48 parts of polyvinyl chloride (PVC) RESINS
32 parts of diisononyl phthalate
8 parts of trimellitic acid triglycidyl ether
3 parts of phosphorous acid one phenyl di-isooctyls
3 parts of tetramethylolmethanes
5 parts of zinc laurates
1 part of organobentonite
Preparation method:
By formula rate, accurately take various raw materials, first polyvinyl chloride (PVC) RESINS, diisononyl phthalate, trimellitic acid triglycidyl ether, phosphorous acid one phenyl di-isooctyl, tetramethylolmethane, zinc laurate are added in reactor and stirred successively, after stirring, add organobentonite, discharging after being uniformly dispersed.
Embodiment 2
50 parts of polyvinyl chloride (PVC) RESINS
29 parts of o-phthalic acid dibutyl esters
4 parts of epoxy oleum lini
5 parts of Bisphenol F diglycidylethers
3 parts of the different monooctyl esters of tricresyl phosphite
2 parts of tetramethylol cyclohexanols
2 parts of thiol methyl tins
3 parts of soap class calcium zinc stabilizers
2 parts of precipitated silicas
Preparation method:
By formula rate, accurately take various raw materials, first polyvinyl chloride (PVC) RESINS, o-phthalic acid dibutyl ester, epoxy oleum lini, Bisphenol F diglycidylether, the different monooctyl ester of tricresyl phosphite, tetramethylol cyclohexanol, thiol methyl tin, soap class calcium zinc stabilizer are added in reactor and stirred successively, after stirring, add precipitated silica, discharging after being uniformly dispersed.
Table 1 is the curing rear the performance test results of the comparative example of like product on listed embodiment and market; test result shows: strippability supercoat of the present invention has good thermostability and excellent rippability, can meet the processing requirement of touch-screen production temporary protection comprehensively.
Table 1
| Component title the performance test results | Embodiment 1 | Embodiment 2 | Comparative example |
| Solidification value (℃) | 150 | 160 | 150 |
| Set time (min) | 20 | 20 | 20 |
| Rippability | Excellent | Excellent | Excellent |
| Intensity (MPa) | 7.8 | 7.5 | 7.6 |
| Elongation at break (%) | 170 | 155 | 165 |
| Aging storing temperature (℃) | 150 | 160 | 150 |
| Aging baking time (min) | 180 | 180 | 180 |
| Aging rear rippability | Excellent | Excellent | Difficult |
| Intensity after aging baking (MPa) | 6.5 | 6.0 | 3.0 |
| Elongation at break after aging baking (%) | 150 | 135 | 65 |
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect have been carried out to further detailed description; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a rippability resin, is characterized in that, described rippability resin is composed as follows by weight:
40 ~ 70 parts of polyvinyl chloride (PVC) RESINS
20 ~ 50 parts, softening agent
5 ~ 10 parts of epoxy compoundss
2 ~ 5 parts of phosphorous acid esters
2 ~ 5 parts of polyvalent alcohols
3 ~ 6 parts of stablizers
1 ~ 2 part of thixotropic agent.
2. rippability resin according to claim 1, is characterized in that, described polyvinyl chloride (PVC) RESINS is that the polymerization degree is 1000 ~ 1700 different polyvinyl chloride (PVC) RESINS or its mixture.
3. rippability resin according to claim 2, it is characterized in that, described softening agent is one or more in phthalic acid dimethyl ester, o-phthalic acid dibutyl ester, diisononyl phthalate, the different certain herbaceous plants with big flowers ester of phthalic acid two, phthalic acid 13 esters, dioctyl terephthalate, pyromellitic ester, Diethylene Glycol dibenzoate, tributyl acetylcitrate, hexanodioic acid dibutyl ester, Uniflex DBS, dioctyl sebacate, clorafin, polyester;
Described epoxide is one or more in the polyglycidyl ether, cycloaliphatic epoxy resin, trimellitic acid triglycidyl ether, diglycidyl terephthalate, epoxy soybean oil, epoxy oleum lini, epoxy tetrahydrophthalic acid ester of cylohexanediol diglycidyl ether, bisphenol A diglycidyl ether, Bisphenol F diglycidylether, tetraphenyl ethane;
Described phosphorous acid ester is one or more in triphenyl phosphite, phosphorous acid one phenyl di-isooctyl, trisnonyl phenyl phosphite, the different monooctyl ester of tricresyl phosphite;
Described polyvalent alcohol is one or more in tetramethylolmethane, Dipentaerythritol, polyvinyl alcohol, tetramethylol cyclohexanol, Trivalin SF, sorbyl alcohol, mannitol, Xylitol, maltose alcohol;
Described stablizer is one or more in dimercapto 2-ethyl hexyl ethanoate tin methide, thiol methyl tin, dibutyl tin laurate, lauric acid toxilic acid dibutyl tin, stearoyl benzoyl methane, diphenylpropane-1,3-dione(DPPO), isobutyl phenyl ketone formyl methane, barium stearate, calcium stearate, zinc laurate, calcium laurate, soap class calcium zinc stabilizer, rare-earth stabilizer;
Described thixotropic agent is one or more in fumed silica, precipitated silica, organobentonite, kaolin.
4. the rippability resin described in one of them according to claim 1-3, is characterized in that, described rippability resin is composed as follows by weight:
48 parts of polyvinyl chloride (PVC) RESINS
32 parts of diisononyl phthalate
8 parts of trimellitic acid triglycidyl ether
3 parts of phosphorous acid one phenyl di-isooctyls
3 parts of tetramethylolmethanes
5 parts of zinc laurates
1 part of organobentonite
Obtain after aging rear rippability excellence, aging baking the rippability resin of elongation at break 150% after intensity 6.5 Mpa and aging baking.
5. the rippability resin described in one of them according to claim 1-3, is characterized in that, described rippability resin is composed as follows by weight:
50 parts of polyvinyl chloride (PVC) RESINS
29 parts of o-phthalic acid dibutyl esters
4 parts of epoxy oleum lini
5 parts of Bisphenol F diglycidylethers
3 parts of the different monooctyl esters of tricresyl phosphite
2 parts of tetramethylol cyclohexanols
2 parts of thiol methyl tins
3 parts of soap class calcium zinc stabilizers
2 parts of precipitated silicas
Obtain after aging rear rippability excellence, aging baking the rippability resin of elongation at break 135% after intensity 6.0 Mpa and aging baking.
6. preparation, as the method for claim 1-5 strippability resin as described in one of them, is characterized in that, described method comprises step:
1) by described formula rate, accurately take various raw materials;
2) polyvinyl chloride (PVC) RESINS, softening agent, epoxy compounds, phosphorous acid ester, polyvalent alcohol, stablizer are added in reactor and stirred successively, stir;
3) add thixotropic agent, discharging after being uniformly dispersed.
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| CN201410015259.3A CN103756455B (en) | 2014-01-14 | 2014-01-14 | A kind of high temperature resistant peelable protective finish and preparation method thereof |
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| CN201410015259.3A CN103756455B (en) | 2014-01-14 | 2014-01-14 | A kind of high temperature resistant peelable protective finish and preparation method thereof |
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| CN103756455B CN103756455B (en) | 2016-05-18 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962087A (en) * | 2015-07-17 | 2015-10-07 | 安徽世华化工有限公司 | Preparation method of diisononyl phthalate compound plasticizer |
| CN105255051A (en) * | 2015-11-10 | 2016-01-20 | 芜湖市艾德森自动化设备有限公司 | Sound absorbing and noise lowering interior decoration PVC modified material and preparation method thereof |
| CN105623412A (en) * | 2016-02-24 | 2016-06-01 | 湖南皓志科技股份有限公司 | Temporary protection type high-temperature-resistant peelable glue and preparing method thereof |
| CN106833844A (en) * | 2017-01-21 | 2017-06-13 | 上海新平精细化学品有限公司 | A kind of peelable plastic sheeting antirust agent of solvent-borne type and preparation method thereof |
| CN107446258A (en) * | 2016-05-30 | 2017-12-08 | 杭州吉华高分子材料股份有限公司 | A kind of peelable resin and preparation method and application |
| CN108026322A (en) * | 2016-05-18 | 2018-05-11 | 株式会社Lg化学 | Plasticizer composition and the resin combination comprising the plasticizer composition |
| CN108441036A (en) * | 2018-02-05 | 2018-08-24 | 安徽萌果科技有限公司 | PVC waterproof coatings with anti-aging effect |
| CN109016047A (en) * | 2018-08-21 | 2018-12-18 | 中山市宝润木业有限公司 | A kind of production technology of timber |
| TWI751283B (en) * | 2017-02-24 | 2022-01-01 | 日商堺化學工業股份有限公司 | Chlorine-containing resin composition and molded body using the same |
| CN114194707A (en) * | 2021-12-08 | 2022-03-18 | 上海永利输送系统有限公司 | Conveying belt with different friction coefficients and preparation method and application thereof |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962087A (en) * | 2015-07-17 | 2015-10-07 | 安徽世华化工有限公司 | Preparation method of diisononyl phthalate compound plasticizer |
| CN105255051A (en) * | 2015-11-10 | 2016-01-20 | 芜湖市艾德森自动化设备有限公司 | Sound absorbing and noise lowering interior decoration PVC modified material and preparation method thereof |
| CN105623412A (en) * | 2016-02-24 | 2016-06-01 | 湖南皓志科技股份有限公司 | Temporary protection type high-temperature-resistant peelable glue and preparing method thereof |
| CN105623412B (en) * | 2016-02-24 | 2017-12-19 | 湖南皓志科技股份有限公司 | A kind of interim protection type heat-resisting quantity peelable glue and preparation method thereof |
| CN108026322B (en) * | 2016-05-18 | 2020-06-19 | 株式会社Lg化学 | Plasticizer composition and resin composition comprising the same |
| CN108026322A (en) * | 2016-05-18 | 2018-05-11 | 株式会社Lg化学 | Plasticizer composition and the resin combination comprising the plasticizer composition |
| US11572453B2 (en) | 2016-05-18 | 2023-02-07 | Lg Chem, Ltd. | Plasticizer composition and resin composition including the same |
| CN107446258A (en) * | 2016-05-30 | 2017-12-08 | 杭州吉华高分子材料股份有限公司 | A kind of peelable resin and preparation method and application |
| CN106833844A (en) * | 2017-01-21 | 2017-06-13 | 上海新平精细化学品有限公司 | A kind of peelable plastic sheeting antirust agent of solvent-borne type and preparation method thereof |
| CN106833844B (en) * | 2017-01-21 | 2019-06-04 | 上海新平精细化学品有限公司 | A kind of peelable plastic film antirust agent of solvent type and preparation method thereof |
| TWI751283B (en) * | 2017-02-24 | 2022-01-01 | 日商堺化學工業股份有限公司 | Chlorine-containing resin composition and molded body using the same |
| CN108441036A (en) * | 2018-02-05 | 2018-08-24 | 安徽萌果科技有限公司 | PVC waterproof coatings with anti-aging effect |
| CN109016047A (en) * | 2018-08-21 | 2018-12-18 | 中山市宝润木业有限公司 | A kind of production technology of timber |
| CN114194707A (en) * | 2021-12-08 | 2022-03-18 | 上海永利输送系统有限公司 | Conveying belt with different friction coefficients and preparation method and application thereof |
| CN114194707B (en) * | 2021-12-08 | 2024-04-02 | 上海永利输送系统有限公司 | Differential friction coefficient conveyor belt and preparation method and application thereof |
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