CN103992623B - A kind of patching material for vulcanie corrosion protective lining and preparation method thereof - Google Patents
A kind of patching material for vulcanie corrosion protective lining and preparation method thereof Download PDFInfo
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- CN103992623B CN103992623B CN201410256876.2A CN201410256876A CN103992623B CN 103992623 B CN103992623 B CN 103992623B CN 201410256876 A CN201410256876 A CN 201410256876A CN 103992623 B CN103992623 B CN 103992623B
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Abstract
The invention discloses a kind of patching material for vulcanie corrosion protective lining, component A and B component by mass ratio is 1 0.5 0.75 mix, wherein, component A is made up of the raw material of following parts by weight: bisphenol A type epoxy resin 70 100 parts, natural hard rubber powder 8 10 parts, graphite powder 5 15 parts, blanc fixe 5 10 parts, aerosil 5 10 parts；B component is made up of the raw material of following parts by weight: 70 100 parts of T 31 firming agent, natural hard rubber powder 20 35 parts, graphite powder 20 35 parts, blanc fixe 20 35 parts, aerosil 25 parts.The damaged part of vulcanie corrosion protective lining can quickly be repaired by the present invention, and repairing efficiency is short, can come into operation in 24 hours, easy to maintenance, greatly reduces maintenance cost.
Description
Technical field
The present invention relates to rubber industry technical field of anticorrosion, more specifically, particularly relate to a kind of be applicable to the patching material that vulcanie corrosion protective lining damaged part is quickly repaired.
Background technology
In chemical industry, especially sulphur dioxide of phosphor chemical industry, produce equipment, pipeline generally select vulcanie as antiseptical preferred material, to prevent equipment and pipeline to be corroded.But, vulcanie has a maximum weakness be that comparison is crisp, is easily damaged in transport and installation process, and repairs relatively difficult after damaging, widespread practice be return repair in shop multiple after carry out post-cure, its repairing efficiency is long, and cost is high.Therefore, in the urgent need to a kind of material that can quickly repair damaged hard rubber anti-corrosive lining, shorten repairing efficiency, reduce rehabilitation cost.
Summary of the invention
Present invention aims to above-mentioned the deficiencies in the prior art, it is provided that a kind of be applicable to the patching material that vulcanie corrosion protective lining damaged part is quickly repaired, shorten repairing efficiency, reduce rehabilitation cost.
For achieving the above object, present invention employs following technical scheme:
A kind of patching material for vulcanie corrosion protective lining, component A and B component by mass ratio is 1 0.5-0.75 mix, wherein, component A is made up of the raw material of following parts by weight: bisphenol A type epoxy resin 70-100 part, natural hard rubber powder 8-10 part, graphite powder 5-15 part, blanc fixe 5-10 part, aerosil 5-10 part；B component is made up of the raw material of following parts by weight: T-31 firming agent 70-100 part, natural hard rubber powder 20-35 part, graphite powder 20-35 part, blanc fixe 20-35 part, aerosil 2-5 part.
In described A, B component, the mean diameter of natural hard rubber powder is 50-80 μm, and the mean diameter of graphite powder is 30-40 μm, and the mean diameter of blanc fixe is 5-10 μm.
Further, present invention also offers the preparation method of the above-mentioned patching material for vulcanie corrosion protective lining, it comprises the following steps:
1) component A is prepared: in planetary mixer, add bisphenol A type epoxy resin 70-100 part, natural hard rubber powder 8-10 part, graphite powder 5-15 part, blanc fixe 5-10 part, aerosil 5-10 part successively, stir 1.5-2 hour under the mixing speed of 300-400 rev/min, obtain component A, standby；
2) B component is prepared: in planetary mixer, add T-31 firming agent 70-100 part, natural hard rubber powder 20-35 part, graphite powder 20-35 part, blanc fixe 20-35 part, aerosil 2-5 part successively, stir 1.5-2 hour under the mixing speed of 300-400 rev/min, obtain B component, standby；
3) mixing: be the ratio uniform mixing of 1 0.5-0.75 in mass ratio by the component A prepared and B component, obtain the patching material for vulcanie corrosion protective lining.
Bisphenol A type epoxy resin in the present invention has the strongest cohesive force and the strongest chemical resistance, and epoxy resin is in thermoplastic linear structure before uncured, firming agent is must be added to during use, use T-31 firming agent that epoxy resin is solidified in the present invention, T-31 firming agent is a kind of modified amine epoxy curing agent, has that corrosion resistance is strong, permeability resistance good, curing rate is fast, adhesive strength high.Add natural hard rubber powder, graphite powder, blanc fixe and aerosil in the epoxy, play strengthening action, additionally, blanc fixe can also the ageing resistance of reinforced epoxy and weatherability, contribute to delaying material aging；And aerosil can improve the intensity of epoxy resin, toughness, ductility and ageing resistance, the wearability of material can also be improved simultaneously and improve the fineness of material surface.
Compared with prior art, the damaged part of vulcanie corrosion protective lining can quickly be repaired by the present invention, and repairing efficiency is short, can come into operation in 24 hours, easy to maintenance, greatly reduces maintenance cost.
Detailed description of the invention
In order to be more fully understood that the present invention, it is further elucidated with present disclosure below in conjunction with embodiment, but present disclosure is not limited solely to the following examples.
In embodiment, raw materials used specification is as follows:
Natural hard rubber powder selects G-W-R company of Germany to produce, mean diameter is at the natural hard rubber powder of 50-80 μm；
Graphite powder selects EG company of Germany to produce, mean diameter is at the graphite powder of 30-40 μm；
Aerosil selects the aerosil that model is R812 that Germany's goldschmidt chemical corporation produces；
Bisphenol A type epoxy resin, T-31 firming agent, blanc fixe all use commercially available, and wherein, the mean diameter of blanc fixe is in 5-10 μm.
Embodiment 1
In planetary mixer, add bisphenol A type epoxy resin 70 parts, natural hard rubber powder 8 parts, graphite powder 5 parts, blanc fixe 5 parts, aerosil 5 parts successively, stir 1.5 hours under the mixing speed of 300-400 rev/min, obtain component A, standby；
In planetary mixer, add 70 parts of T-31 firming agent, natural hard rubber powder 20 parts, graphite powder 20 parts, blanc fixe 20 parts, aerosil 2 parts successively, stir 1.5 hours under the mixing speed of 300-400 rev/min, obtain B component, standby；
It is the ratio uniform mixing of 1 0.5 in mass ratio by the component A prepared and B component, obtains the present invention patching material for vulcanie corrosion protective lining.
Embodiment 2
In planetary mixer, add bisphenol A type epoxy resin 75 parts, natural hard rubber powder 8.5 parts, graphite powder 8 parts, blanc fixe 8 parts, aerosil 5 parts successively, stir 1.5 hours under the mixing speed of 300-400 rev/min, obtain component A, standby；
In planetary mixer, add 75 parts of T-31 firming agent, natural hard rubber powder 20 parts, graphite powder 25 parts, blanc fixe 25 parts, aerosil 3 parts successively, stir 1.5 hours under the mixing speed of 300-400 rev/min, obtain B component, standby；
It is the ratio uniform mixing of 1 0.6 in mass ratio by the component A prepared and B component, obtains the present invention patching material for vulcanie corrosion protective lining.
Embodiment 3
In planetary mixer, add bisphenol A type epoxy resin 80 parts, natural hard rubber powder 9 parts, graphite powder 10 parts, blanc fixe 10 parts, aerosil 8 parts successively, stir 2 hours under the mixing speed of 300-400 rev/min, obtain component A, standby；
In planetary mixer, add 80 parts of T-31 firming agent, natural hard rubber powder 25 parts, graphite powder 25 parts, blanc fixe 30 parts, aerosil 2 parts successively, stir 2 hours under the mixing speed of 300-400 rev/min, obtain B component, standby；
It is the ratio uniform mixing of 1 0.5 in mass ratio by the component A prepared and B component, obtains the present invention patching material for vulcanie corrosion protective lining.
Embodiment 4
In planetary mixer, add bisphenol A type epoxy resin 85 parts, natural hard rubber powder 10 parts, graphite powder 12 parts, blanc fixe 8 parts, aerosil 10 parts successively, stir 2 hours under the mixing speed of 300-400 rev/min, obtain component A, standby；
In planetary mixer, add 85 parts of T-31 firming agent, natural hard rubber powder 30 parts, graphite powder 30 parts, blanc fixe 30 parts, aerosil 4 parts successively, stir 2 hours under the mixing speed of 300-400 rev/min, obtain B component, standby；
It is the ratio uniform mixing of 1 0.7 in mass ratio by the component A prepared and B component, obtains the present invention patching material for vulcanie corrosion protective lining.
Embodiment 5
In planetary mixer, add bisphenol A type epoxy resin 100 parts, natural hard rubber powder 10 parts, graphite powder 15 parts, blanc fixe 10 parts, aerosil 10 parts successively, stir 2 hours under the mixing speed of 300-400 rev/min, obtain component A, standby；
In planetary mixer, add 100 parts of T-31 firming agent, natural hard rubber powder 35 parts, graphite powder 35 parts, blanc fixe 35 parts, aerosil 5 parts successively, stir 2 hours under the mixing speed of 300-400 rev/min, obtain B component, standby；
It is the ratio uniform mixing of 1 0.75 in mass ratio by the component A prepared and B component, obtains the present invention patching material for vulcanie corrosion protective lining.
The patching material preparing embodiment of the present invention 1-5 carries out physical and mechanical properties test, and its test result is as shown in table 1:
Table 1 physical and mechanical properties
Being learnt by the test result of table 1, the patching material that embodiment of the present invention 1-5 prepares has excellent physical and mechanical properties.
Claims (3)
1. the patching material for vulcanie corrosion protective lining, it is characterized in that: component A and B component by mass ratio is 1 0.5-0.75 mix, wherein, component A is made up of the raw material of following parts by weight: bisphenol A type epoxy resin 70-100 part, natural hard rubber powder 8-10 part, graphite powder 5-15 part, blanc fixe 5-10 part, aerosil 5-10 part；B component is made up of the raw material of following parts by weight: T-31 firming agent 70-100 part, natural hard rubber powder 20-35 part, graphite powder 20-35 part, blanc fixe 20-35 part, aerosil 2-5 part.
Patching material for vulcanie corrosion protective lining the most according to claim 1, it is characterized in that: in described A, B component, the mean diameter of natural hard rubber powder is 50-80 μm, the mean diameter of graphite powder is 30-40 μm, and the mean diameter of blanc fixe is 5-10 μm.
3. the preparation method of the patching material being used for vulcanie corrosion protective lining as claimed in claim 1, it is characterised in that: comprise the following steps:
1) component A is prepared: in planetary mixer, add bisphenol A type epoxy resin 70-100 part, natural hard rubber powder 8-10 part, graphite powder 5-15 part, blanc fixe 5-10 part, aerosil 5-10 part successively, stir 1.5-2 hour under the mixing speed of 300-400 rev/min, obtain component A, standby；
2) B component is prepared: in planetary mixer, add T-31 firming agent 70-100 part, natural hard rubber powder 20-35 part, graphite powder 20-35 part, blanc fixe 20-35 part, aerosil 2-5 part successively, stir 1.5-2 hour under the mixing speed of 300-400 rev/min, obtain B component, standby；
3) mixing: be the ratio uniform mixing of 1 0.5-0.75 in mass ratio by the component A prepared and B component, obtain the patching material for vulcanie corrosion protective lining.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410256876.2A CN103992623B (en) | 2014-06-11 | 2014-06-11 | A kind of patching material for vulcanie corrosion protective lining and preparation method thereof |
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| CN201410256876.2A CN103992623B (en) | 2014-06-11 | 2014-06-11 | A kind of patching material for vulcanie corrosion protective lining and preparation method thereof |
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| CN103992623B true CN103992623B (en) | 2016-08-17 |
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| CN111621219A (en) * | 2020-05-09 | 2020-09-04 | 长江三峡通航管理局 | Water-stop rubber rapid repairing material and repairing method |
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| JPH05295340A (en) * | 1992-04-24 | 1993-11-09 | Toyoda Gosei Co Ltd | Adhesive composition |
| CN1227244A (en) * | 1999-02-02 | 1999-09-01 | 江阴市京澄高级装饰玻璃厂 | Adhesive for colour glazed glass |
| JP2004250482A (en) * | 2003-02-18 | 2004-09-09 | Yaskawa Electric Corp | Epoxy resin composition and electrical device using the same |
| CN101235269A (en) * | 2008-02-26 | 2008-08-06 | 上海回天化工新材料有限公司 | Double-component epoxy resin embedding adhesive and its preparation method and can sealing technique |
| CN102382553A (en) * | 2011-08-26 | 2012-03-21 | 江苏达胜热缩材料有限公司 | Solvent-free epoxy primer for high temperature corrosion prevention of steel pipeline welded junction position |
| CN103436212A (en) * | 2013-09-05 | 2013-12-11 | 中国电子科技集团公司第二十八研究所 | Room-temperature-curing structural adhesive for composite plates |
-
2014
- 2014-06-11 CN CN201410256876.2A patent/CN103992623B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05295340A (en) * | 1992-04-24 | 1993-11-09 | Toyoda Gosei Co Ltd | Adhesive composition |
| CN1227244A (en) * | 1999-02-02 | 1999-09-01 | 江阴市京澄高级装饰玻璃厂 | Adhesive for colour glazed glass |
| JP2004250482A (en) * | 2003-02-18 | 2004-09-09 | Yaskawa Electric Corp | Epoxy resin composition and electrical device using the same |
| CN101235269A (en) * | 2008-02-26 | 2008-08-06 | 上海回天化工新材料有限公司 | Double-component epoxy resin embedding adhesive and its preparation method and can sealing technique |
| CN102382553A (en) * | 2011-08-26 | 2012-03-21 | 江苏达胜热缩材料有限公司 | Solvent-free epoxy primer for high temperature corrosion prevention of steel pipeline welded junction position |
| CN103436212A (en) * | 2013-09-05 | 2013-12-11 | 中国电子科技集团公司第二十八研究所 | Room-temperature-curing structural adhesive for composite plates |
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