CN103059515A - Vinyl ester resin modified epoxy pouring sealant and preparation method thereof - Google Patents

Vinyl ester resin modified epoxy pouring sealant and preparation method thereof Download PDF

Info

Publication number
CN103059515A
CN103059515A CN2012105600879A CN201210560087A CN103059515A CN 103059515 A CN103059515 A CN 103059515A CN 2012105600879 A CN2012105600879 A CN 2012105600879A CN 201210560087 A CN201210560087 A CN 201210560087A CN 103059515 A CN103059515 A CN 103059515A
Authority
CN
China
Prior art keywords
epoxy
vinyl ester
component
parts
ester resin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2012105600879A
Other languages
Chinese (zh)
Other versions
CN103059515B (en
Inventor
刘业强
姬亚宁
吴孟平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guilin Electrical Equipment Scientific Research Institute Co Ltd
Original Assignee
Guilin Electrical Equipment Scientific Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guilin Electrical Equipment Scientific Research Institute Co Ltd filed Critical Guilin Electrical Equipment Scientific Research Institute Co Ltd
Priority to CN201210560087.9A priority Critical patent/CN103059515B/en
Publication of CN103059515A publication Critical patent/CN103059515A/en
Application granted granted Critical
Publication of CN103059515B publication Critical patent/CN103059515B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Sealing Material Composition (AREA)
  • Epoxy Resins (AREA)

Abstract

The invention discloses a vinyl ester resin modified epoxy pouring sealant which is composed of a component A and a component B. By weight, the component A comprises 100 parts of epoxy resin and 150-300 parts of silica powder, the epoxy resin is composed of 50-90 parts of bisphenol A type epoxy resin and 10-50 parts of polyfunctional group epoxy resin, and the component B comprises 80-120 parts of anhydride, 10-40 parts of vinyl ester resin, 0.05-0.5 part of initiator and 0.1-3 parts of accelerant. The epoxy pouring sealant manufactured through the preparation method is low in viscosity (mixed initial viscosity is smaller than 2Pa.s at 60 DEG C), long in operable time (under temperature of 25 DEG C, the operable time is longer than 24 hours), good in properties such as electricity property, heat resistance, corrosion resistance and hydroscopicity after solidified, and capable of meeting the using requirements for outdoors pouring sealing devices.

Description

Epoxy pouring sealant of vinyl ester resin modification and preparation method thereof
Technical field
The present invention relates to epoxy pouring sealant, be specifically related to epoxy pouring sealant of vinyl ester resin modification and preparation method thereof.
Background technology
Epoxy pouring sealant has the advantages such as moulding process is simple, and thermotolerance is good, electrical property is excellent, if but use out of doors, its weathering resistance is then slightly inadequate, can not guarantee outdoor life-time service.The existing joint sealant that uses out of doors mostly be with Resins, epoxy-anhydride system, tetrafluoroethylene, silicon rubber, urethane as main raw material(s), have preferably weathering resistance, preservative property, resistance to acids and bases, electrical property and mechanical property.Vinyl ester resin as anti-corrosion resin, is used in gas flue, the outdoor coating at first, along with the improvement of its performance, and then is applied in again the aspects such as communications and transportation, communication material, wind-powered electricity generation material.But the epoxy pouring sealant that yet there are no useful vinyl ester resin modification also is used for the report of outdoor Embedding Material.
Summary of the invention
The technical problem to be solved in the present invention provide a kind of weathering resistance and corrosion resistance nature better, can be used as the epoxy pouring sealant and preparation method thereof of the vinyl ester resin modification of outdoor Embedding Material.
The epoxy pouring sealant of vinyl ester resin modification of the present invention, formed by A component and B component, by weight, the A component consist of 100 parts of Resins, epoxy, 150~300 parts of silicon powders, described Resins, epoxy is comprised of 50~90 parts bisphenol A type epoxy resin and 10~50 parts polyfunctional epoxy resin; The B component consist of 80~120 parts on acid anhydrides, 10~40 parts of vinyl ester resins, 0.05~0.5 part of initiator, 0.1~3 part of promotor.
Vinyl ester resin had both contained more unsaturated double-bond, the radical crosslinking curing is provided, main chain basic structure is the basic segment of Resins, epoxy---benzene ring structure simultaneously, therefore with the characteristic of Resins, epoxy and unsaturated polyester resin, and good corrosion resistance nature and weathering resistance are arranged, can improve the anticorrosion weathering resistance of epoxy pouring sealant.The applicant takes the lead in using it in the modification of epoxy pouring sealant, make the modified epoxy joint sealant that obtains have better weathering resistance and corrosion resistance nature in basic the maintenance in the resistance toheat of matrix resin (bisphenol A type epoxy resin and polyfunctional epoxy resin), to be more suitable for as outdoor Embedding Material.
In the technique scheme, by weight, preferred A component consists of 100 parts of Resins, epoxy, 150~180 parts of silicon powders.By weight, preferred B component consists of 90~110 parts on acid anhydrides, 20~35 parts of vinyl ester resins, 0.1~0.3 part of initiator, 0.1~2 part of promotor.
In the above technical scheme:
It is 0.3~0.54 bisphenol A type epoxy resin that described bisphenol A type epoxy resin is preferably oxirane value, specifically can be any one or two or more combinations in E51 Resins, epoxy, E44 Resins, epoxy, E42 Resins, epoxy and the E35 Resins, epoxy.When bisphenol A type epoxy resin is wherein arbitrarily during two or more combination, the proportioning between them is proportioning arbitrarily.
Described polyfunctional epoxy resin is that oxirane value is 0.7~0.9 polyfunctional epoxy resin, specifically can be any one or the two or more combinations that is selected from four glycidyl group two amido ditane Resins, epoxy, p-aminophenol triglycidyl group Resins, epoxy, resorcinol formaldehyde four tetraglycidel ether epoxy resins and the dimethyl hydantion 2-glycidyl amine type Resins, epoxy.When polyfunctional epoxy resin is wherein arbitrarily during two or more combination, the proportioning between them is proportioning arbitrarily.
Described acid anhydrides is for being selected from one or more the combination in methylhexahydrophthalic anhydride (MHHPA), methyl carbic anhydride (MNA), methyl tetrahydrophthalic anhydride (MTHPA) and the 70# acid anhydrides.Mol ratio between described methylhexahydrophthalic anhydride (MHHPA), methyl carbic anhydride (MNA), methyl tetrahydrophthalic anhydride (MTHPA) and the 70# acid anhydrides is generally: 0~2:0~1:0~1:0~1.
Described vinyl ester resin is any one or the two or more combination that is selected among standard type bisphenol-A epoxide vinylester resin, methacrylic acid phenolic aldehyde epoxy type vinyl ester resin and the isocyanate-modified acrylic type vinyl ester resin 3201#.When vinyl ester resin is wherein arbitrarily during two or more combination, the proportioning between them is proportioning arbitrarily.
Described initiator is any one or the two or more combination in peroxidized t-butyl perbenzoate (TBPB), hydrogen phosphide cumene (CHP) and the peroxidation acid tert-butyl ester (TBPO).When initiator is wherein arbitrarily during two or more combination, the proportioning between them is proportioning arbitrarily.
Described promotor is dimethyl benzylamine (BDMA), glyoxal ethyline or 2-ethyl-4-methylimidazole.
The preparation method of the epoxy pouring sealant of above-mentioned vinyl ester resin modification may further comprise the steps:
1) preparation A component: according to the composition of A component (by weight, the A component consist of 100 parts of Resins, epoxy, 150~300 parts of silicon powders, described Resins, epoxy is comprised of 50~90 parts bisphenol A type epoxy resin and 10~50 parts polyfunctional epoxy resin) take by weighing each raw material, mix and blend 1~2h under 80~120 ℃ of conditions obtains the A component;
2) preparation B component: take by weighing each raw material according to the composition of B component (B component consist of 80~120 parts on acid anhydrides, 10~40 parts of vinyl ester resins, 0.05~0.5 part of initiator, 0.1~3 part of promotor), mix and blend 20~30min under 50~70 ℃ of conditions obtains the B component;
3) preparation of epoxy pouring sealant: A component and B component are mixed under 50~70 ℃ of conditions, and then vacuum defoamation is extremely complete, and get final product.
The step 3 of aforesaid method) in, mix and blend 5~10min under 50~70 ℃ of conditions can reach the purpose that mixes with A component and B component usually.In this step, the joint sealant of gained solidifies routinely when solidifying and gets final product after the deaeration, concrete curing schedule preferably includes: first with die needed in advance at 60~100 ℃ of lower preheating 2~5h, then the joint sealant after the vacuum defoamation is cast in the mould, solidify according to 60 ℃ * 1h+100 ℃ * 2h+120 ℃ * 2h staged, after cooling, the demoulding, the taking-up sample is placed under 160 ℃ of conditions and solidifies 10~20h, gets final product.
Compared with prior art, the present invention utilizes vinyl ester resin to the epoxy pouring sealant modification, the epoxy sealing adhesive capacity that obtains low (mixing initial viscosity<2Pa.s (60 ℃)), operable time are grown (under 25 ℃ of temperature,>24h), the performances such as electric property, thermotolerance, preservative property, water-absorbent are all better after solidifying, specifically see shown in the following table 1, can satisfy the requirement that outdoor embedding device uses.
Table 1:
Performance Scope
Shock strength, KJ/m 2 9~15
Dielectric strength, KV/mm 18~24
Heat-drawn wire, ℃ 155~208
Thermal shock intensity, (40~155 ℃) 6 times Do not ftracture
Embodiment
The invention will be further described with specific embodiment for the below, but the present invention is not limited to these embodiment.
Embodiment 1
Take by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification by the composition in the following table 2, concrete preparation technology may further comprise the steps:
1) preparation A component: the bisphenol A type epoxy resin (E51 Resins, epoxy), polyfunctional epoxy resin (resorcinol formaldehyde four tetraglycidel ether epoxy resins) and the silicon powder that take by weighing are placed mix and blend 2h under 120 ℃ of conditions, obtain the A component;
2) preparation B component: with acid anhydrides (methylhexahydrophthalic anhydride), vinyl ester resin (bisphenol type epoxy type vinyl ester resin), initiator (peroxidized t-butyl perbenzoate) and the promotor (dimethyl benzylamine) that takes by weighing, under 60 ℃, mix 30 min, obtain the B component;
3) preparation of epoxy pouring sealant: during use, A component and B component are mixed, stir 10 min under 60 ℃ of conditions, then vacuum defoamation obtains required joint sealant to fully.Carry out in the steps below during curing: with die needed in advance preheating 2h under 80 ℃ of conditions, then the joint sealant after the vacuum defoamation is cast in the mould, solidify according to 60 ℃ * 1h+100 ℃ * 2h+120 ℃ * 2h staged, after cooling, the demoulding, the taking-up sample is placed under 160 ℃ of conditions and solidifies 10h, gets final product.
Embodiment 2
Take by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification by the composition in the following table 2, concrete preparation technology may further comprise the steps:
1) preparation A component: the bisphenol A type epoxy resin (E44 Resins, epoxy), polyfunctional epoxy resin (resorcinol formaldehyde four tetraglycidel ether epoxy resins) and the silicon powder that take by weighing are placed mix and blend 2h under 120 ℃ of conditions, obtain the A component;
2) preparation B component: the acid anhydrides (methylhexahydrophthalic anhydride, methyl carbic anhydride and 70# acid anhydrides) that takes by weighing is mixed, heated and stirred is clear liquid, namely obtain mixed type solidifying agent, then add vinyl ester resin (methacrylic acid phenolic aldehyde epoxy type vinyl ester resin), initiator (peroxidized t-butyl perbenzoate) and promotor (dimethyl benzylamine), under 60 ℃, mix 30 min, obtain the B component;
3) preparation of epoxy pouring sealant: during use, A component and B component are mixed, stir 10 min under 60 ℃ of conditions, then vacuum defoamation obtains required joint sealant to fully.Carry out in the steps below during curing: die needed in advance preheating 2h under 80 ℃ of conditions, then the pre-polymerization mixture after the vacuum defoamation is cast in the mould, solidify according to 60 ℃ * 1h+100 ℃ * 2h+120 ℃ * 2h staged, after cooling, the demoulding, the taking-up sample is placed under 160 ℃ of conditions and solidifies 10h, gets final product.
Embodiment 3
Composition by embodiment 3 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is with embodiment 2.
Embodiment 4
Composition by embodiment 4 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is with embodiment 2.
Embodiment 5
Composition by embodiment 5 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is with embodiment 2.
Embodiment 6
Composition by embodiment 6 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is with embodiment 2.
Comparative Examples 1
Composition by Comparative Examples 1 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology may further comprise the steps:
1) preparation A component: the bisphenol A type epoxy resin (E51 Resins, epoxy), polyfunctional epoxy resin (four glycidyl group two amido ditane Resins, epoxy) and the silicon powder that take by weighing are placed mix and blend 2h under 120 ℃ of conditions, obtain the A component;
2) preparation B component: the acid anhydrides (methylhexahydrophthalic anhydride, methyl carbic anhydride and 70# acid anhydrides) that takes by weighing is mixed, heated and stirred is clear liquid, namely obtain mixed type solidifying agent, then add promotor (2-ethyl-4-methylimidazole), under 80 ℃, mix 30 min, obtain the B component;
3) preparation of epoxy pouring sealant: during use, A component and B component are mixed, stir 10 min under 60 ℃ of conditions, then vacuum defoamation obtains required joint sealant to fully.Carry out in the steps below during curing: with die needed in advance preheating 2h under 80 ℃ of conditions, then the pre-polymerization mixture after the vacuum defoamation is cast in the mould, solidify according to 60 ℃ * 1h+100 ℃ * 2h+120 ℃ * 2h staged, after cooling, the demoulding, the taking-up sample is placed under 200 ℃ of conditions and solidifies 10h, gets final product.
Comparative Examples 2
Composition by Comparative Examples 2 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is:
With vinyl ester resin (methacrylic acid phenolic aldehyde epoxy type vinyl ester resin), initiator (peroxidized t-butyl perbenzoate, the peroxidation acid tert-butyl ester) and the promotor (dimethyl benzylamine) that takes by weighing, under 60 ℃, mix 30 min, then vacuum defoamation obtains required joint sealant to fully.Carry out in the steps below during curing: with die needed in advance preheating 2h under 80 ℃ of conditions, then the pre-polymerization mixture after the vacuum defoamation is cast in the mould, solidify according to 60 ℃ * 1h+100 ℃ * 2h+120 ℃ * 2h staged, after cooling, the demoulding, the taking-up sample is placed under 200 ℃ of conditions and solidifies 10h, gets final product.
Comparative Examples 3
Composition by Comparative Examples 3 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is with embodiment 5.
Comparative Examples 4
Composition by Comparative Examples 4 in the following table 2 takes by weighing the epoxy pouring sealant that each raw material prepares the vinyl ester resin modification, and concrete preparation technology is with embodiment 5.
Table 2
Figure BDA0000262481371
The epoxy pouring sealant of the vinyl ester resin modification that above-described embodiment 1~6 is made and the epoxy pouring sealant that Comparative Examples 1~4 makes carry out the traditional performance test and corrosion resistance nature is tested, and the result is respectively shown in following table 3 and table 4:
Table 3: the traditional performance contrast table of the epoxy resin embedding adhesive of each embodiment and each Comparative Examples
Figure BDA0000262481372
Table 4: the corrosion resistance nature contrast table of the epoxy resin embedding adhesive of each embodiment and each Comparative Examples
The performance of comprehensive above-mentioned table 3 and table 4, when the add-on of vinyl ester resin is very few (such as Comparative Examples 3), the cold-hot impact of the epoxy pouring sealant of gained and erosion resistance are all bad under the same process condition; And when the add-on of vinyl ester resin is too much (such as Comparative Examples 4), though the epoxy pouring sealant of gained can keep preferably cold-hot impact and erosion resistance under the same process condition, its shock strength has larger decline; When the amount of vinyl ester resin is 100 weight part (such as Comparative Examples 2), cost is higher, though the epoxy pouring sealant of gained can keep preferably erosion resistance, and its cold-hot impact variation, shock strength is also not high enough.The adding that data in the Comparative Examples 1 further show vinyl ester resin is greatly improved to the corrosion resistance nature of joint sealant.As seen, by vinyl ester resin being used for the modification of epoxy pouring sealant, make the modified epoxy joint sealant that obtains corrosion resistance nature and the weather resistance of modified epoxy joint sealant can be brought up to new height in basic the maintenance in the resistance toheat of matrix resin itself, thereby has better over-all properties, to be more suitable for as outdoor Embedding Material.

Claims (10)

1. the epoxy pouring sealant of vinyl ester resin modification, it is characterized in that: it is comprised of A component and B component, by weight, the A component consist of 100 parts of Resins, epoxy, 150~300 parts of silicon powders, described Resins, epoxy is comprised of 50~90 parts bisphenol A type epoxy resin and 10~50 parts polyfunctional epoxy resin; The B component consist of 80~120 parts on acid anhydrides, 10~40 parts of vinyl ester resins, 0.05~0.5 part of initiator, 0.1~3 part of promotor.
2. the epoxy pouring sealant of vinyl ester resin modification according to claim 1 is characterized in that: by weight, the A component consist of 100 parts of Resins, epoxy, 150~180 parts of silicon powders.
3. the epoxy pouring sealant of vinyl ester resin modification according to claim 1 is characterized in that: by weight, the B component consist of 90~110 parts on acid anhydrides, 20~35 parts of vinyl ester resins, 0.1~0.3 part of initiator, 0.1~2 part of promotor.
4. the epoxy pouring sealant of each described vinyl ester resin modification according to claim 1~3 is characterized in that: described bisphenol A type epoxy resin is that oxirane value is 0.3~0.54 bisphenol A type epoxy resin.
5. the epoxy pouring sealant of each described vinyl ester resin modification according to claim 1~3 is characterized in that: described polyfunctional epoxy resin is that oxirane value is 0.7~0.9 polyfunctional epoxy resin.
6. the epoxy pouring sealant of each described vinyl ester resin modification according to claim 1~3 is characterized in that: described acid anhydrides is one or more the combination that is selected from methylhexahydrophthalic anhydride, methyl carbic anhydride, methyl tetrahydrophthalic anhydride and the 70# acid anhydrides.
7. the epoxy pouring sealant of each described vinyl ester resin modification according to claim 1~3 is characterized in that: described vinyl ester resin is any one or the two or more combination that is selected among standard type bisphenol-A epoxide vinylester resin, methacrylic acid phenolic aldehyde epoxy type vinyl ester resin and the isocyanate-modified acrylic type vinyl ester resin 3201#.
8. the epoxy pouring sealant of each described vinyl ester resin modification according to claim 1~3 is characterized in that: described initiator is one or more the combination in peroxidized t-butyl perbenzoate (TBPB), hydrogen phosphide cumene (CHP) and the peroxidation acid tert-butyl ester (TBPO).
9. the epoxy pouring sealant of each described vinyl ester resin modification according to claim 1~3 is characterized in that: described promotor is dimethyl benzylamine (BDMA), glyoxal ethyline or 2-ethyl-4-methylimidazole.
10. the preparation method of the epoxy pouring sealant of vinyl ester resin modification claimed in claim 1 may further comprise the steps:
1) preparation A component: the composition according to the A component takes by weighing each raw material, and mix and blend 1~2h under 80~120 ℃ of conditions obtains the A component;
2) preparation B component: the composition according to the B component takes by weighing each raw material, and mix and blend 20~30min under 50~70 ℃ of conditions obtains the B component;
3) preparation of epoxy pouring sealant: A component and B component are mixed under 50~70 ℃ of conditions, and then vacuum defoamation is extremely complete, and get final product.
CN201210560087.9A 2012-12-20 2012-12-20 Vinyl ester resin modified epoxy pouring sealant and preparation method thereof Active CN103059515B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210560087.9A CN103059515B (en) 2012-12-20 2012-12-20 Vinyl ester resin modified epoxy pouring sealant and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210560087.9A CN103059515B (en) 2012-12-20 2012-12-20 Vinyl ester resin modified epoxy pouring sealant and preparation method thereof

Publications (2)

Publication Number Publication Date
CN103059515A true CN103059515A (en) 2013-04-24
CN103059515B CN103059515B (en) 2014-12-31

Family

ID=48102430

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210560087.9A Active CN103059515B (en) 2012-12-20 2012-12-20 Vinyl ester resin modified epoxy pouring sealant and preparation method thereof

Country Status (1)

Country Link
CN (1) CN103059515B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105754072A (en) * 2016-04-07 2016-07-13 中国人民解放军国防科学技术大学 Epoxy resin composition and preparation method thereof
CN106520048A (en) * 2016-11-29 2017-03-22 广西大学 Adhesive applied to stone curtain wall
CN106634756A (en) * 2017-01-04 2017-05-10 濮阳惠成电子材料股份有限公司 Two-component LED pouring sealant
CN108752943A (en) * 2018-05-24 2018-11-06 昆明理工大学 A kind of preparation method of epoxy resin-matrix ambroin
CN111057490A (en) * 2019-12-10 2020-04-24 广州席风机电设备工程有限公司 Preparation method of high-adhesion polyacrylate-based pouring sealant
CN114231233A (en) * 2021-11-22 2022-03-25 深圳先进电子材料国际创新研究院 Low-viscosity-distribution cavity conductive adhesive and preparation method and application thereof
CN115449278A (en) * 2022-10-20 2022-12-09 沈阳大学 Graphene-loaded titanium dioxide composite anticorrosive paint and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008150578A (en) * 2006-11-21 2008-07-03 Hitachi Chem Co Ltd Thermosetting resin composition, its production method, prepreg using the same, and laminated plate
CN101225156A (en) * 2007-12-13 2008-07-23 桂林电器科学研究所 Epoxide resin curing agent, epoxide resin embedding glue and confecting method thereof
CN101508825A (en) * 2009-03-30 2009-08-19 汕头市骏码凯撒有限公司 Epoxy resin embedding glue and method for producing the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008150578A (en) * 2006-11-21 2008-07-03 Hitachi Chem Co Ltd Thermosetting resin composition, its production method, prepreg using the same, and laminated plate
CN101225156A (en) * 2007-12-13 2008-07-23 桂林电器科学研究所 Epoxide resin curing agent, epoxide resin embedding glue and confecting method thereof
CN101508825A (en) * 2009-03-30 2009-08-19 汕头市骏码凯撒有限公司 Epoxy resin embedding glue and method for producing the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
于立津: "乙烯基醋树脂性能及应用", 《热固性树脂》 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105754072A (en) * 2016-04-07 2016-07-13 中国人民解放军国防科学技术大学 Epoxy resin composition and preparation method thereof
CN106520048A (en) * 2016-11-29 2017-03-22 广西大学 Adhesive applied to stone curtain wall
CN106634756A (en) * 2017-01-04 2017-05-10 濮阳惠成电子材料股份有限公司 Two-component LED pouring sealant
CN108752943A (en) * 2018-05-24 2018-11-06 昆明理工大学 A kind of preparation method of epoxy resin-matrix ambroin
CN111057490A (en) * 2019-12-10 2020-04-24 广州席风机电设备工程有限公司 Preparation method of high-adhesion polyacrylate-based pouring sealant
CN114231233A (en) * 2021-11-22 2022-03-25 深圳先进电子材料国际创新研究院 Low-viscosity-distribution cavity conductive adhesive and preparation method and application thereof
CN115449278A (en) * 2022-10-20 2022-12-09 沈阳大学 Graphene-loaded titanium dioxide composite anticorrosive paint and preparation method thereof

Also Published As

Publication number Publication date
CN103059515B (en) 2014-12-31

Similar Documents

Publication Publication Date Title
CN103059515B (en) Vinyl ester resin modified epoxy pouring sealant and preparation method thereof
CN110128982B (en) Normal-temperature fast-curing structural adhesive and preparation method thereof
US10030146B2 (en) Thermoset modified additive for asphalt mixture, preparation method thereof and asphalt mixture
CN111363374B (en) Early-strength epoxy asphalt material and preparation method thereof
CN103834186B (en) A kind of warm mix fast curable epoxy bituminous material and preparation method thereof
CN106433034B (en) A kind of preparation method of amino functional carbon nano tube/epoxy resin composite material
CN101698787A (en) Epoxy resin binder used for repairing blade and preparation method thereof
CN106867438A (en) A kind of epoxy resin embedding adhesive and its application method
CN109265922B (en) High-toughness autocatalytic epoxy resin and preparation method thereof
CN101821817A (en) Polymer concrete electrical insulation system
CN104356894A (en) Preparation method of high-temperature-resistant organic silicon modified unsaturated polyester resin coating
CN104449508A (en) Flexible epoxy structural adhesive and preparation method thereof
CN102408675A (en) Epoxy resin crack filling material and preparation method thereof
CN105670223A (en) Epoxy resin composition and composite material for wind power generator blade
CN103694637B (en) A kind of High-tenacity vacuum slow epoxy resin for wind power blade and preparation method thereof
CN102260425A (en) High-performance epoxy grout for megawatt-level wind turbine blades and preparation method thereof
CN103160233A (en) Cardanol modified epoxy pouring sealant and preparation method thereof
CN105542395A (en) Toughened and reinforced epoxy resin composition
CN104448717A (en) Low-viscosity heat-conducting casting rubber and preparation method thereof
CN105385109A (en) Epoxy resin composition and application of epoxy resin composition in dipping coil preparation
CN104610861A (en) Waterproof polyurea paint as well as preparation method and application method thereof
CN101698741B (en) Synthetic resin composite for pouring low-voltage bus bar
CN115627142A (en) Epoxy resin binder for repairing medium-low speed magnetic pole and preparation method thereof
CN102030969B (en) Synthetic resin composition for pouring low-voltage bus on site
CN111234181B (en) High-toughness insulating epoxy resin condensate and preparation method and application thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C53 Correction of patent of invention or patent application
CB02 Change of applicant information

Address after: 541004 Guilin, the Guangxi Zhuang Autonomous Region Chen Shan Road, No. 1

Applicant after: Guilin Electrical Equipment Scientific Research Institute Co., Ltd.

Address before: 541004 Guilin, the Guangxi Zhuang Autonomous Region Chen Shan Road, No. 1

Applicant before: Guilin Electrical Appliace Science Research Institute

COR Change of bibliographic data

Free format text: CORRECT: APPLICANT; FROM: GUILIN ELECTRICAL EQUIPMENT SCIENTIFIC RESEARCH INSTITUTE TO: GUILIN ELECTRICAL EQUIPMENT SCIENTIFIC RESEARCH INSTITUTE CO., LTD.

C14 Grant of patent or utility model
GR01 Patent grant