CN104263195B - A kind of silicone-epoxy resin radiation resistant coating and preparation method thereof - Google Patents
A kind of silicone-epoxy resin radiation resistant coating and preparation method thereof Download PDFInfo
- Publication number
- CN104263195B CN104263195B CN201410465371.7A CN201410465371A CN104263195B CN 104263195 B CN104263195 B CN 104263195B CN 201410465371 A CN201410465371 A CN 201410465371A CN 104263195 B CN104263195 B CN 104263195B
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- epoxy resin
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- resistant coating
- radiation resistant
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
- Epoxy Resins (AREA)
Abstract
The invention discloses a kind of organosilicon epoxy resin radiation resistant coating, including component A of mass ratio 1:1.1～1.2 and component B and component A and the auxiliary agent of component B gross mass 0.2%～0.7%.Wherein, according to the mass fraction, component A includes the epoxy resin of 30 parts, the organic siliconresin of 5～8 parts, the diluent of 5～10 parts, and described diluent is dimethylbenzene or n-butyl alcohol or both mixing；According to the mass fraction, component B includes the 4 of 30～60 parts, 4 diaminodiphenyl-methanes and the dibutyl phthalate of 30～60 parts.Meanwhile, the invention also discloses the preparation method of above-mentioned radiation resistant coating.The radiation resistant coating that the present invention provides has the mechanical property of higher radiation resistance, decay resistance and excellence, can meet nuclear power station needs.
Description
Technical field
The invention belongs to chemical material field, be specifically related to a kind of silicone-epoxy resin radiation resistant coating and
Preparation method.
Background technology
For ensureing effective energy-saving and emission-reduction and China's energy supply, nuclear energy will become requisite alternative energy source.
On October 24th, 2012, State Council has passed " Nuclear Safety planning (2011-2020) " and " core through discussion
Electricity Long-and Medium-term Development planning (2011-2020) ", nuclear power has become important policies of China's energy construction.
When Chinese Nuclear Power faces the good opportunity of great development, each system sapecial coating of nuclear power station is also increasingly subject to
Pay close attention to and pay attention to.In nuclear power station, each equipment is both needed to use protective coating, especially Steel structure equipment, due to it
It is exposed in harsh environment, it is easier to sustain damage throughout the year.For realizing corrosion protection and the radiation protection of equipment,
To ensure equipment safety and personal security, nuclear power coating is particularly important.With traditional coating ratio, nuclear power steel structure
Equipment coating uses environment the harshest: radioprotective intensity is high, dosage is big, and high radiation field can cause coating to gather
Adduct molecule chemical bond rupture and degrade；Coating surface radioactive substance to be avoided stains；Coastal environments, sea water,
Salt air corrosion ratio is more serious；Some crucial nuclear component coating requires higher weatherability and long service life；
The thermostability etc. that some parts surface coating needs is higher, critical component core level coating also to prevent from once core
Accident can because of coming off of protective layer blocking portion or all fluid line, pump and backflow water injection system and cause core
The leakage of radioactive substance, it also plays immeasurable effect on nuclear plant safety.So, nuclear power steel is tied
Structure equipment coating is in addition to possessing the mechanical property that traditional coating is stronger, it is necessary to have the Corrosion Protection of excellence,
Radiation resistance and detergency ability, to realize longer service life and long-effective protection effect.
Summary of the invention
Goal of the invention: present invention aims to the deficiencies in the prior art, it is provided that a kind of organosilicon-epoxide
Resin radiation resistant coating.
Another object of the present invention is to provide the preparation method of above-mentioned coating.
Technical scheme: in order to reach foregoing invention purpose, the present invention is specifically achieved like this: a kind of organic
Silicon-epoxy resin radiation resistant coating, including component A of mass ratio 1:1.1～1.2 and component B and component A
Auxiliary agent with component B gross mass 0.2%～0.7%；Wherein, according to the mass fraction, component A includes 30 parts
Epoxy resin, the organic siliconresin of 5～8 parts, the diluent of 5～10 parts, described diluent is dimethylbenzene or positive fourth
Alcohol or both mixing；According to the mass fraction, component B includes the 4 of 30～60 parts, 4-diaminodiphenyl-methane
With the dibutyl phthalate of 30～60 parts.
Wherein, the SILRES603 type organic siliconresin of organic siliconresin preferred Wacker company.
Wherein it is preferred to, described diluent is mixed by dimethylbenzene and n-butyl alcohol 7:3 in mass ratio.
Wherein, epoxy resin is the one in linear phenolic epoxy resin or bisphenol a resin or both mixing,
The epoxide equivalent of described linear phenolic resin A epoxy resin and bisphenol a resin is 210-230, and solid content is
92～98%.
Wherein, described auxiliary agent is levelling agent or defoamer or both mixing, it is preferable that described auxiliary agent is by levelling agent
Mix with mass ratio 12:5～8 with defoamer, levelling agent preferred BYK company BYK-054 type levelling agent,
Defoamer preferred BYK company BYK-530 type defoamer.
The method preparing silicone-epoxy resin radiation resistant coating, comprises the following steps:
(1) measure each component by formula, after epoxy resin and organic siliconresin mix homogeneously, add dilution
Agent, reacts 2～3h under the conditions of 120～160 DEG C, and product is component A；
(2) by 4,4-diaminodiphenyl-methane joins in dibutyl phthalate, is uniformly mixed
I.e. obtain component B；
(3) the component B 1:1.1 in mass ratio～1.2 that component A step (1) obtained and step (2) obtain
Mixing, adds the auxiliary agent accounting for mixture gross mass 0.2%～0.7%, i.e. obtains the resistance to spoke of silicone-epoxy resin
Penetrate coating.
Beneficial effect: the radiation resistant coating that the present invention provides have higher radiation resistance, decay resistance with
And the mechanical property of excellence, nuclear power station needs can be met.
Detailed description of the invention
Embodiment 1:
(1) take 30g linear phenolic epoxy resin to be placed in there-necked flask, preheat 10min at 60 DEG C, then take
5 parts of organic siliconresins are equipped with in the there-necked flask of linear phenolic epoxy resin, add 8 parts of diluent,
Being warming up to 140 DEG C, regulation blender rotating speed is 350rpm, and temperature is maintained at 140 DEG C of reaction 2h.Reaction knot
Shu Hou, is component A after this product is cooled to room temperature, stand-by；
Wherein, the epoxide equivalent of linear phenolic epoxy resin be epoxide equivalent be 210-230, solid content is
92%-98%；Being calculated in mass percent, in organic siliconresin, hydroxy radical content is 5%, and phenyl content is 80%；
Diluent is that 7:3 mix with n-butyl alcohol according to mass ratio by dimethylbenzene；
(2) by 30 part 4,4 diaminodiphenyl-methanes join in 30 parts of dibutyl phthalates,
It is uniformly mixed i.e. acquisition component B；
(3) component B that component A step (1) obtained and step (2) obtain is with mass ratio 1:1.1
Mix homogeneously, adds the auxiliary agent accounting for mixture gross mass 0.3%, stirs, i.e. obtain organosilicon-
Epoxy resin radiation resistant coating；
The auxiliary agent used in the present embodiment is defoamer and levelling agent mixes with mass ratio 12:5.
Embodiment 2:
(1) first take 15 parts of linear phenolic epoxy resins and be placed in three mouthfuls together with 15 parts of bisphenol A epoxide resins
In flask, preheat 10min at 60 DEG C, then weigh in 8 parts of organic siliconresins addition there-necked flasks, add 8
Part diluent, is warming up to 140 DEG C, and regulation blender rotating speed is 350r/min, and temperature is maintained at 120 DEG C of reactions
3h.After reaction terminates, for component A after this product is cooled to room temperature, stand-by；
Wherein, the epoxide equivalent of linear phenolic epoxy resin be epoxide equivalent be 210-230, solid content is
92%-98%；Being calculated in mass percent, in organic siliconresin, hydroxy radical content is 5%, and phenyl content is 80%；
Diluent is n-butyl alcohol；
(2) by 60 part 4,4 diaminodiphenyl-methanes join in 30 parts of dibutyl phthalates,
It is uniformly mixed i.e. acquisition component B
(3) by component B of acquisition in component A obtained in step (1) and step (2) with mass ratio 1:1.2
Mix homogeneously, adds the levelling agent accounting for mixture gross mass 0.2%, stirs, and i.e. obtains organic
Silicon-epoxy resin radiation resistant coating；
Embodiment 3:
(1) first take 30 parts of linear phenolic epoxy resins to be placed in there-necked flask, preheat 10min at 60 DEG C,
Weigh 8 parts of organic siliconresins again, add in there-necked flask, add 5 parts of diluent, be warming up to 140 DEG C,
Regulation blender rotating speed is 350rpm, and temperature is maintained at 150 DEG C of reaction 3h, after reaction terminates, treats this reaction
Product is component A after being cooled to room temperature, stand-by；
Wherein, the epoxide equivalent of linear phenolic epoxy resin be epoxide equivalent be 210-230, solid content is
92%-98%；Being calculated in mass percent, in organic siliconresin, hydroxy radical content is 5%, and phenyl content is 80%；
Diluent is by dimethylbenzene；
(2) by 40 part 4,4 diaminodiphenyl-methanes join in 60 parts of dibutyl phthalates,
It is uniformly mixed i.e. acquisition component B
(3) by component B of acquisition in component A obtained in step (1) and step (2) with mass ratio 1:1.2
Mix homogeneously, and add the defoamer accounting for mixture gross mass 0.7%, stir, i.e. obtain organic
Silicon-epoxy resin radiation resistant coating.
Embodiment 4:
Table 1 embodiment 1～3 gained silicone-epoxy resin radiation resistant coating performance test
Claims (5)
1. a silicone-epoxy resin radiation resistant coating, it is characterised in that be made up of component A of mass ratio 1:1.1 ~ 1.2 and the auxiliary agent of component B and component A and component B gross mass 0.2% ~ 0.7%；Wherein, according to the mass fraction, component A is made up of the epoxy resin of 30 parts, the organic siliconresin of 5 ~ 8 parts, the diluent of 5 ~ 10 parts；Described epoxy resin is the one in linear phenolic epoxy resin or bisphenol A epoxide resin or both mixing, and the epoxide equivalent of linear phenolic epoxy resin and bisphenol A epoxide resin is 210-230, and solid content is 92 ~ 98%；Be calculated in mass percent, in described organic siliconresin hydroxy radical content be 5%, phenyl content be 80%；Described diluent is dimethylbenzene or n-butyl alcohol or both mixing；According to the mass fraction, component B by 30 ~ 60 parts 4, the dibutyl phthalate composition of 4-diaminodiphenyl-methane and 30 ~ 60 parts.
Silicone-epoxy resin radiation resistant coating the most according to claim 1, it is characterised in that described diluent is mixed by dimethylbenzene and n-butyl alcohol 7:3 in mass ratio.
Silicone-epoxy resin radiation resistant coating the most according to claim 1, it is characterised in that described auxiliary agent is levelling agent or defoamer or both mixing.
Silicone-epoxy resin radiation resistant coating the most according to claim 3, it is characterised in that described auxiliary agent is mixed with mass ratio 12:5 ~ 8 by levelling agent and defoamer.
5. the method for the arbitrary described silicone-epoxy resin radiation resistant coating of preparation claim 1 ~ 4, it is characterised in that comprise the following steps:
(1) measuring each component by formula, after epoxy resin and organic siliconresin mix homogeneously, add diluent, react 2 ~ 3h under the conditions of 120 ~ 160 DEG C, product is component A；
(2) by 4,4-diaminodiphenyl-methane joins in dibutyl phthalate, is uniformly mixed i.e. acquisition component B；
(3) component B 1:1.1 ~ 1.2 in mass ratio that component A step (1) obtained obtains with step (2) mix, and add the auxiliary agent accounting for mixture gross mass 0.2% ~ 0.7%, i.e. obtain silicone-epoxy resin radiation resistant coating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410465371.7A CN104263195B (en) | 2014-09-12 | 2014-09-12 | A kind of silicone-epoxy resin radiation resistant coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410465371.7A CN104263195B (en) | 2014-09-12 | 2014-09-12 | A kind of silicone-epoxy resin radiation resistant coating and preparation method thereof |
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| CN104263195A CN104263195A (en) | 2015-01-07 |
| CN104263195B true CN104263195B (en) | 2016-11-23 |
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| CN201410465371.7A Expired - Fee Related CN104263195B (en) | 2014-09-12 | 2014-09-12 | A kind of silicone-epoxy resin radiation resistant coating and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109810612A (en) * | 2017-11-21 | 2019-05-28 | 石磊 | Anticorrosive paint and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5703178A (en) * | 1995-11-30 | 1997-12-30 | Ameron International Corporation | Heat ablative coating composition |
| CN102585697A (en) * | 2012-02-21 | 2012-07-18 | 广州秀珀化工股份有限公司 | Nuclear radiation-resistant coating and preparation method thereof |
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2014
- 2014-09-12 CN CN201410465371.7A patent/CN104263195B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5703178A (en) * | 1995-11-30 | 1997-12-30 | Ameron International Corporation | Heat ablative coating composition |
| CN102585697A (en) * | 2012-02-21 | 2012-07-18 | 广州秀珀化工股份有限公司 | Nuclear radiation-resistant coating and preparation method thereof |
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Granted publication date: 20161123 Termination date: 20170912 |